| File: | _imaging.c |
| Warning: | line 3760, column 32 PyObject ownership leak with reference count of 1 |
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| 1 | /* | |||
| 2 | * The Python Imaging Library. | |||
| 3 | * | |||
| 4 | * the imaging library bindings | |||
| 5 | * | |||
| 6 | * history: | |||
| 7 | * 1995-09-24 fl Created | |||
| 8 | * 1996-03-24 fl Ready for first public release (release 0.0) | |||
| 9 | * 1996-03-25 fl Added fromstring (for Jack's "img" library) | |||
| 10 | * 1996-03-28 fl Added channel operations | |||
| 11 | * 1996-03-31 fl Added point operation | |||
| 12 | * 1996-04-08 fl Added new/new_block/new_array factories | |||
| 13 | * 1996-04-13 fl Added decoders | |||
| 14 | * 1996-05-04 fl Added palette hack | |||
| 15 | * 1996-05-12 fl Compile cleanly as C++ | |||
| 16 | * 1996-05-19 fl Added matrix conversions, gradient fills | |||
| 17 | * 1996-05-27 fl Added display_mode | |||
| 18 | * 1996-07-22 fl Added getbbox, offset | |||
| 19 | * 1996-07-23 fl Added sequence semantics | |||
| 20 | * 1996-08-13 fl Added logical operators, point mode | |||
| 21 | * 1996-08-16 fl Modified paste interface | |||
| 22 | * 1996-09-06 fl Added putdata methods, use abstract interface | |||
| 23 | * 1996-11-01 fl Added xbm encoder | |||
| 24 | * 1996-11-04 fl Added experimental path stuff, draw_lines, etc | |||
| 25 | * 1996-12-10 fl Added zip decoder, crc32 interface | |||
| 26 | * 1996-12-14 fl Added modulo arithmetics | |||
| 27 | * 1996-12-29 fl Added zip encoder | |||
| 28 | * 1997-01-03 fl Added fli and msp decoders | |||
| 29 | * 1997-01-04 fl Added experimental sun_rle and tga_rle decoders | |||
| 30 | * 1997-01-05 fl Added gif encoder, getpalette hack | |||
| 31 | * 1997-02-23 fl Added histogram mask | |||
| 32 | * 1997-05-12 fl Minor tweaks to match the IFUNC95 interface | |||
| 33 | * 1997-05-21 fl Added noise generator, spread effect | |||
| 34 | * 1997-06-05 fl Added mandelbrot generator | |||
| 35 | * 1997-08-02 fl Modified putpalette to coerce image mode if necessary | |||
| 36 | * 1998-01-11 fl Added INT32 support | |||
| 37 | * 1998-01-22 fl Fixed draw_points to draw the last point too | |||
| 38 | * 1998-06-28 fl Added getpixel, getink, draw_ink | |||
| 39 | * 1998-07-12 fl Added getextrema | |||
| 40 | * 1998-07-17 fl Added point conversion to arbitrary formats | |||
| 41 | * 1998-09-21 fl Added support for resampling filters | |||
| 42 | * 1998-09-22 fl Added support for quad transform | |||
| 43 | * 1998-12-29 fl Added support for arcs, chords, and pieslices | |||
| 44 | * 1999-01-10 fl Added some experimental arrow graphics stuff | |||
| 45 | * 1999-02-06 fl Added draw_bitmap, font acceleration stuff | |||
| 46 | * 2001-04-17 fl Fixed some egcs compiler nits | |||
| 47 | * 2001-09-17 fl Added screen grab primitives (win32) | |||
| 48 | * 2002-03-09 fl Added stretch primitive | |||
| 49 | * 2002-03-10 fl Fixed filter handling in rotate | |||
| 50 | * 2002-06-06 fl Added I, F, and RGB support to putdata | |||
| 51 | * 2002-06-08 fl Added rankfilter | |||
| 52 | * 2002-06-09 fl Added support for user-defined filter kernels | |||
| 53 | * 2002-11-19 fl Added clipboard grab primitives (win32) | |||
| 54 | * 2002-12-11 fl Added draw context | |||
| 55 | * 2003-04-26 fl Tweaks for Python 2.3 beta 1 | |||
| 56 | * 2003-05-21 fl Added createwindow primitive (win32) | |||
| 57 | * 2003-09-13 fl Added thread section hooks | |||
| 58 | * 2003-09-15 fl Added expand helper | |||
| 59 | * 2003-09-26 fl Added experimental LA support | |||
| 60 | * 2004-02-21 fl Handle zero-size images in quantize | |||
| 61 | * 2004-06-05 fl Added ptr attribute (used to access Imaging objects) | |||
| 62 | * 2004-06-05 fl Don't crash when fetching pixels from zero-wide images | |||
| 63 | * 2004-09-17 fl Added getcolors | |||
| 64 | * 2004-10-04 fl Added modefilter | |||
| 65 | * 2005-10-02 fl Added access proxy | |||
| 66 | * 2006-06-18 fl Always draw last point in polyline | |||
| 67 | * | |||
| 68 | * Copyright (c) 1997-2006 by Secret Labs AB | |||
| 69 | * Copyright (c) 1995-2006 by Fredrik Lundh | |||
| 70 | * | |||
| 71 | * See the README file for information on usage and redistribution. | |||
| 72 | */ | |||
| 73 | ||||
| 74 | #define PY_SSIZE_T_CLEAN | |||
| 75 | #include "Python.h" | |||
| 76 | ||||
| 77 | #ifdef HAVE_LIBJPEG1 | |||
| 78 | #include "jconfig.h" | |||
| 79 | #endif | |||
| 80 | ||||
| 81 | #ifdef HAVE_LIBZ1 | |||
| 82 | #include "zlib.h" | |||
| 83 | #endif | |||
| 84 | ||||
| 85 | #ifdef HAVE_LIBTIFF1 | |||
| 86 | #ifndef _TIFFIO_ | |||
| 87 | #include <tiffio.h> | |||
| 88 | #endif | |||
| 89 | #endif | |||
| 90 | ||||
| 91 | #include "libImaging/Imaging.h" | |||
| 92 | ||||
| 93 | #define _USE_MATH_DEFINES | |||
| 94 | #include <math.h> | |||
| 95 | ||||
| 96 | /* Configuration stuff. Feel free to undef things you don't need. */ | |||
| 97 | #define WITH_IMAGECHOPS /* ImageChops support */ | |||
| 98 | #define WITH_IMAGEDRAW /* ImageDraw support */ | |||
| 99 | #define WITH_MAPPING /* use memory mapping to read some file formats */ | |||
| 100 | #define WITH_IMAGEPATH /* ImagePath stuff */ | |||
| 101 | #define WITH_ARROW /* arrow graphics stuff (experimental) */ | |||
| 102 | #define WITH_EFFECTS /* special effects */ | |||
| 103 | #define WITH_QUANTIZE /* quantization support */ | |||
| 104 | #define WITH_RANKFILTER /* rank filter */ | |||
| 105 | #define WITH_MODEFILTER /* mode filter */ | |||
| 106 | #define WITH_THREADING /* "friendly" threading support */ | |||
| 107 | #define WITH_UNSHARPMASK /* Kevin Cazabon's unsharpmask module */ | |||
| 108 | ||||
| 109 | #undef VERBOSE | |||
| 110 | ||||
| 111 | #define B16(p, i)((((int)p[(i)]) << 8) + p[(i) + 1]) ((((int)p[(i)]) << 8) + p[(i) + 1]) | |||
| 112 | #define L16(p, i)((((int)p[(i) + 1]) << 8) + p[(i)]) ((((int)p[(i) + 1]) << 8) + p[(i)]) | |||
| 113 | #define S16(v)((v) < 32768 ? (v) : ((v)-65536)) ((v) < 32768 ? (v) : ((v)-65536)) | |||
| 114 | ||||
| 115 | /* -------------------------------------------------------------------- */ | |||
| 116 | /* OBJECT ADMINISTRATION */ | |||
| 117 | /* -------------------------------------------------------------------- */ | |||
| 118 | ||||
| 119 | typedef struct { | |||
| 120 | PyObject_HEADPyObject ob_base; Imaging image; | |||
| 121 | ImagingAccess access; | |||
| 122 | } ImagingObject; | |||
| 123 | ||||
| 124 | static PyTypeObject Imaging_Type; | |||
| 125 | ||||
| 126 | #ifdef WITH_IMAGEDRAW | |||
| 127 | ||||
| 128 | typedef struct { | |||
| 129 | /* to write a character, cut out sxy from glyph data, place | |||
| 130 | at current position plus dxy, and advance by (dx, dy) */ | |||
| 131 | int dx, dy; | |||
| 132 | int dx0, dy0, dx1, dy1; | |||
| 133 | int sx0, sy0, sx1, sy1; | |||
| 134 | } Glyph; | |||
| 135 | ||||
| 136 | typedef struct { | |||
| 137 | PyObject_HEADPyObject ob_base; ImagingObject *ref; | |||
| 138 | Imaging bitmap; | |||
| 139 | int ysize; | |||
| 140 | int baseline; | |||
| 141 | Glyph glyphs[256]; | |||
| 142 | } ImagingFontObject; | |||
| 143 | ||||
| 144 | static PyTypeObject ImagingFont_Type; | |||
| 145 | ||||
| 146 | typedef struct { | |||
| 147 | PyObject_HEADPyObject ob_base; ImagingObject *image; | |||
| 148 | UINT8unsigned char ink[4]; | |||
| 149 | int blend; | |||
| 150 | } ImagingDrawObject; | |||
| 151 | ||||
| 152 | static PyTypeObject ImagingDraw_Type; | |||
| 153 | ||||
| 154 | #endif | |||
| 155 | ||||
| 156 | typedef struct { | |||
| 157 | PyObject_HEADPyObject ob_base; ImagingObject *image; | |||
| 158 | int readonly; | |||
| 159 | } PixelAccessObject; | |||
| 160 | ||||
| 161 | static PyTypeObject PixelAccess_Type; | |||
| 162 | ||||
| 163 | PyObject * | |||
| 164 | PyImagingNew(Imaging imOut) { | |||
| 165 | ImagingObject *imagep; | |||
| 166 | ||||
| 167 | if (!imOut) { | |||
| 168 | return NULL((void*)0); | |||
| 169 | } | |||
| 170 | ||||
| 171 | imagep = PyObject_New(ImagingObject, &Imaging_Type)( (ImagingObject *) _PyObject_New(&Imaging_Type) ); | |||
| 172 | if (imagep == NULL((void*)0)) { | |||
| 173 | ImagingDelete(imOut); | |||
| 174 | return NULL((void*)0); | |||
| 175 | } | |||
| 176 | ||||
| 177 | #ifdef VERBOSE | |||
| 178 | printf("imaging %p allocated\n", imagep)__printf_chk (2 - 1, "imaging %p allocated\n", imagep); | |||
| 179 | #endif | |||
| 180 | ||||
| 181 | imagep->image = imOut; | |||
| 182 | imagep->access = ImagingAccessNew(imOut); | |||
| 183 | ||||
| 184 | return (PyObject *)imagep; | |||
| 185 | } | |||
| 186 | ||||
| 187 | static void | |||
| 188 | _dealloc(ImagingObject *imagep) { | |||
| 189 | #ifdef VERBOSE | |||
| 190 | printf("imaging %p deleted\n", imagep)__printf_chk (2 - 1, "imaging %p deleted\n", imagep); | |||
| 191 | #endif | |||
| 192 | ||||
| 193 | if (imagep->access) { | |||
| 194 | ImagingAccessDelete(imagep->image, imagep->access); | |||
| 195 | } | |||
| 196 | ImagingDelete(imagep->image); | |||
| 197 | PyObject_DelPyObject_Free(imagep); | |||
| 198 | } | |||
| 199 | ||||
| 200 | #define PyImaging_Check(op)((((PyObject*)(op))->ob_type) == &Imaging_Type) (Py_TYPE(op)(((PyObject*)(op))->ob_type) == &Imaging_Type) | |||
| 201 | ||||
| 202 | Imaging | |||
| 203 | PyImaging_AsImaging(PyObject *op) { | |||
| 204 | if (!PyImaging_Check(op)((((PyObject*)(op))->ob_type) == &Imaging_Type)) { | |||
| 205 | PyErr_BadInternalCall()_PyErr_BadInternalCall("src/_imaging.c", 205); | |||
| 206 | return NULL((void*)0); | |||
| 207 | } | |||
| 208 | ||||
| 209 | return ((ImagingObject *)op)->image; | |||
| 210 | } | |||
| 211 | ||||
| 212 | /* -------------------------------------------------------------------- */ | |||
| 213 | /* THREAD HANDLING */ | |||
| 214 | /* -------------------------------------------------------------------- */ | |||
| 215 | ||||
| 216 | void | |||
| 217 | ImagingSectionEnter(ImagingSectionCookie *cookie) { | |||
| 218 | #ifdef WITH_THREADING | |||
| 219 | *cookie = (PyThreadState *)PyEval_SaveThread(); | |||
| 220 | #endif | |||
| 221 | } | |||
| 222 | ||||
| 223 | void | |||
| 224 | ImagingSectionLeave(ImagingSectionCookie *cookie) { | |||
| 225 | #ifdef WITH_THREADING | |||
| 226 | PyEval_RestoreThread((PyThreadState *)*cookie); | |||
| 227 | #endif | |||
| 228 | } | |||
| 229 | ||||
| 230 | /* -------------------------------------------------------------------- */ | |||
| 231 | /* BUFFER HANDLING */ | |||
| 232 | /* -------------------------------------------------------------------- */ | |||
| 233 | /* Python compatibility API */ | |||
| 234 | ||||
| 235 | int | |||
| 236 | PyImaging_CheckBuffer(PyObject *buffer) { | |||
| 237 | return PyObject_CheckBuffer(buffer)(((buffer)->ob_type->tp_as_buffer != ((void*)0)) && ((buffer)->ob_type->tp_as_buffer->bf_getbuffer != ( (void*)0))); | |||
| 238 | } | |||
| 239 | ||||
| 240 | int | |||
| 241 | PyImaging_GetBuffer(PyObject *buffer, Py_buffer *view) { | |||
| 242 | /* must call check_buffer first! */ | |||
| 243 | return PyObject_GetBuffer(buffer, view, PyBUF_SIMPLE0); | |||
| 244 | } | |||
| 245 | ||||
| 246 | /* -------------------------------------------------------------------- */ | |||
| 247 | /* EXCEPTION REROUTING */ | |||
| 248 | /* -------------------------------------------------------------------- */ | |||
| 249 | ||||
| 250 | /* error messages */ | |||
| 251 | static const char *must_be_sequence = "argument must be a sequence"; | |||
| 252 | static const char *must_be_two_coordinates = | |||
| 253 | "coordinate list must contain exactly 2 coordinates"; | |||
| 254 | static const char *wrong_mode = "unrecognized image mode"; | |||
| 255 | static const char *wrong_raw_mode = "unrecognized raw mode"; | |||
| 256 | static const char *outside_image = "image index out of range"; | |||
| 257 | static const char *outside_palette = "palette index out of range"; | |||
| 258 | static const char *wrong_palette_size = "invalid palette size"; | |||
| 259 | static const char *no_palette = "image has no palette"; | |||
| 260 | static const char *readonly = "image is readonly"; | |||
| 261 | /* static const char* no_content = "image has no content"; */ | |||
| 262 | ||||
| 263 | void * | |||
| 264 | ImagingError_OSError(void) { | |||
| 265 | PyErr_SetString(PyExc_OSError, "error when accessing file"); | |||
| 266 | return NULL((void*)0); | |||
| 267 | } | |||
| 268 | ||||
| 269 | void * | |||
| 270 | ImagingError_MemoryError(void) { | |||
| 271 | return PyErr_NoMemory(); | |||
| 272 | } | |||
| 273 | ||||
| 274 | void * | |||
| 275 | ImagingError_Mismatch(void) { | |||
| 276 | PyErr_SetString(PyExc_ValueError, "images do not match"); | |||
| 277 | return NULL((void*)0); | |||
| 278 | } | |||
| 279 | ||||
| 280 | void * | |||
| 281 | ImagingError_ModeError(void) { | |||
| 282 | PyErr_SetString(PyExc_ValueError, "image has wrong mode"); | |||
| 283 | return NULL((void*)0); | |||
| 284 | } | |||
| 285 | ||||
| 286 | void * | |||
| 287 | ImagingError_ValueError(const char *message) { | |||
| 288 | PyErr_SetString( | |||
| 289 | PyExc_ValueError, (message) ? (char *)message : "unrecognized argument value"); | |||
| 290 | return NULL((void*)0); | |||
| 291 | } | |||
| 292 | ||||
| 293 | void | |||
| 294 | ImagingError_Clear(void) { | |||
| 295 | PyErr_Clear(); | |||
| 296 | } | |||
| 297 | ||||
| 298 | /* -------------------------------------------------------------------- */ | |||
| 299 | /* HELPERS */ | |||
| 300 | /* -------------------------------------------------------------------- */ | |||
| 301 | ||||
| 302 | static int | |||
| 303 | getbands(const char *mode) { | |||
| 304 | Imaging im; | |||
| 305 | int bands; | |||
| 306 | ||||
| 307 | /* FIXME: add primitive to libImaging to avoid extra allocation */ | |||
| 308 | im = ImagingNew(mode, 0, 0); | |||
| 309 | if (!im) { | |||
| 310 | return -1; | |||
| 311 | } | |||
| 312 | ||||
| 313 | bands = im->bands; | |||
| 314 | ||||
| 315 | ImagingDelete(im); | |||
| 316 | ||||
| 317 | return bands; | |||
| 318 | } | |||
| 319 | ||||
| 320 | #define TYPE_UINT8(0x100 | sizeof(unsigned char)) (0x100 | sizeof(UINT8unsigned char)) | |||
| 321 | #define TYPE_INT32(0x200 | sizeof(int)) (0x200 | sizeof(INT32int)) | |||
| 322 | #define TYPE_FLOAT16(0x500 | sizeof(unsigned short)) (0x500 | sizeof(FLOAT16unsigned short)) | |||
| 323 | #define TYPE_FLOAT32(0x300 | sizeof(float)) (0x300 | sizeof(FLOAT32float)) | |||
| 324 | #define TYPE_DOUBLE(0x400 | sizeof(double)) (0x400 | sizeof(double)) | |||
| 325 | ||||
| 326 | static void * | |||
| 327 | getlist(PyObject *arg, Py_ssize_t *length, const char *wrong_length, int type) { | |||
| 328 | /* - allocates and returns a c array of the items in the | |||
| 329 | python sequence arg. | |||
| 330 | - the size of the returned array is in length | |||
| 331 | - all of the arg items must be numeric items of the type | |||
| 332 | specified in type | |||
| 333 | - sequence length is checked against the length parameter IF | |||
| 334 | an error parameter is passed in wrong_length | |||
| 335 | - caller is responsible for freeing the memory | |||
| 336 | */ | |||
| 337 | ||||
| 338 | Py_ssize_t i, n; | |||
| 339 | int itemp; | |||
| 340 | double dtemp; | |||
| 341 | FLOAT32float ftemp; | |||
| 342 | UINT8unsigned char *list; | |||
| 343 | PyObject *seq; | |||
| 344 | PyObject *op; | |||
| 345 | ||||
| 346 | if (!PySequence_Check(arg)) { | |||
| 347 | PyErr_SetString(PyExc_TypeError, must_be_sequence); | |||
| 348 | return NULL((void*)0); | |||
| 349 | } | |||
| 350 | ||||
| 351 | n = PySequence_Size(arg); | |||
| 352 | if (length && wrong_length && n != *length) { | |||
| 353 | PyErr_SetString(PyExc_ValueError, wrong_length); | |||
| 354 | return NULL((void*)0); | |||
| 355 | } | |||
| 356 | ||||
| 357 | /* malloc check ok, type & ff is just a sizeof(something) | |||
| 358 | calloc checks for overflow */ | |||
| 359 | list = calloc(n, type & 0xff); | |||
| 360 | if (!list) { | |||
| 361 | return ImagingError_MemoryError(); | |||
| 362 | } | |||
| 363 | ||||
| 364 | seq = PySequence_Fast(arg, must_be_sequence); | |||
| 365 | if (!seq) { | |||
| 366 | free(list); | |||
| 367 | return NULL((void*)0); | |||
| 368 | } | |||
| 369 | ||||
| 370 | for (i = 0; i < n; i++) { | |||
| 371 | op = PySequence_Fast_GET_ITEM(seq, i)(((((((PyObject*)(seq))->ob_type))->tp_flags & ((1UL << 25))) != 0) ? (((PyListObject *)(seq))->ob_item[ i]) : ((((void) (0)), (PyTupleObject *)(seq))->ob_item[i]) ); | |||
| 372 | // DRY, branch prediction is going to work _really_ well | |||
| 373 | // on this switch. And 3 fewer loops to copy/paste. | |||
| 374 | switch (type) { | |||
| 375 | case TYPE_UINT8(0x100 | sizeof(unsigned char)): | |||
| 376 | itemp = PyLong_AsLong(op); | |||
| 377 | list[i] = CLIP8(itemp)((itemp) <= 0 ? 0 : (itemp) < 256 ? (itemp) : 255); | |||
| 378 | break; | |||
| 379 | case TYPE_INT32(0x200 | sizeof(int)): | |||
| 380 | itemp = PyLong_AsLong(op); | |||
| 381 | memcpy(list + i * sizeof(INT32int), &itemp, sizeof(itemp)); | |||
| 382 | break; | |||
| 383 | case TYPE_FLOAT32(0x300 | sizeof(float)): | |||
| 384 | ftemp = (FLOAT32float)PyFloat_AsDouble(op); | |||
| 385 | memcpy(list + i * sizeof(ftemp), &ftemp, sizeof(ftemp)); | |||
| 386 | break; | |||
| 387 | case TYPE_DOUBLE(0x400 | sizeof(double)): | |||
| 388 | dtemp = PyFloat_AsDouble(op); | |||
| 389 | memcpy(list + i * sizeof(dtemp), &dtemp, sizeof(dtemp)); | |||
| 390 | break; | |||
| 391 | } | |||
| 392 | } | |||
| 393 | ||||
| 394 | Py_DECREF(seq)_Py_DECREF(((PyObject*)(seq))); | |||
| 395 | ||||
| 396 | if (PyErr_Occurred()) { | |||
| 397 | free(list); | |||
| 398 | return NULL((void*)0); | |||
| 399 | } | |||
| 400 | ||||
| 401 | if (length) { | |||
| 402 | *length = n; | |||
| 403 | } | |||
| 404 | ||||
| 405 | return list; | |||
| 406 | } | |||
| 407 | ||||
| 408 | FLOAT32float | |||
| 409 | float16tofloat32(const FLOAT16unsigned short in) { | |||
| 410 | UINT32unsigned int t1; | |||
| 411 | UINT32unsigned int t2; | |||
| 412 | UINT32unsigned int t3; | |||
| 413 | FLOAT32float out[1] = {0}; | |||
| 414 | ||||
| 415 | t1 = in & 0x7fff; // Non-sign bits | |||
| 416 | t2 = in & 0x8000; // Sign bit | |||
| 417 | t3 = in & 0x7c00; // Exponent | |||
| 418 | ||||
| 419 | t1 <<= 13; // Align mantissa on MSB | |||
| 420 | t2 <<= 16; // Shift sign bit into position | |||
| 421 | ||||
| 422 | t1 += 0x38000000; // Adjust bias | |||
| 423 | ||||
| 424 | t1 = (t3 == 0 ? 0 : t1); // Denormals-as-zero | |||
| 425 | ||||
| 426 | t1 |= t2; // Re-insert sign bit | |||
| 427 | ||||
| 428 | memcpy(out, &t1, 4); | |||
| 429 | return out[0]; | |||
| 430 | } | |||
| 431 | ||||
| 432 | static inline PyObject * | |||
| 433 | getpixel(Imaging im, ImagingAccess access, int x, int y) { | |||
| 434 | union { | |||
| 435 | UINT8unsigned char b[4]; | |||
| 436 | UINT16unsigned short h; | |||
| 437 | INT32int i; | |||
| 438 | FLOAT32float f; | |||
| 439 | } pixel; | |||
| 440 | ||||
| 441 | if (x < 0) { | |||
| 442 | x = im->xsize + x; | |||
| 443 | } | |||
| 444 | if (y < 0) { | |||
| 445 | y = im->ysize + y; | |||
| 446 | } | |||
| 447 | ||||
| 448 | if (x < 0 || x >= im->xsize || y < 0 || y >= im->ysize) { | |||
| 449 | PyErr_SetString(PyExc_IndexError, outside_image); | |||
| 450 | return NULL((void*)0); | |||
| 451 | } | |||
| 452 | ||||
| 453 | access->get_pixel(im, x, y, &pixel); | |||
| 454 | ||||
| 455 | switch (im->type) { | |||
| 456 | case IMAGING_TYPE_UINT80: | |||
| 457 | switch (im->bands) { | |||
| 458 | case 1: | |||
| 459 | return PyLong_FromLong(pixel.b[0]); | |||
| 460 | case 2: | |||
| 461 | return Py_BuildValue_Py_BuildValue_SizeT("BB", pixel.b[0], pixel.b[1]); | |||
| 462 | case 3: | |||
| 463 | return Py_BuildValue_Py_BuildValue_SizeT("BBB", pixel.b[0], pixel.b[1], pixel.b[2]); | |||
| 464 | case 4: | |||
| 465 | return Py_BuildValue_Py_BuildValue_SizeT( | |||
| 466 | "BBBB", pixel.b[0], pixel.b[1], pixel.b[2], pixel.b[3]); | |||
| 467 | } | |||
| 468 | break; | |||
| 469 | case IMAGING_TYPE_INT321: | |||
| 470 | return PyLong_FromLong(pixel.i); | |||
| 471 | case IMAGING_TYPE_FLOAT322: | |||
| 472 | return PyFloat_FromDouble(pixel.f); | |||
| 473 | case IMAGING_TYPE_SPECIAL3: | |||
| 474 | if (strncmp(im->mode, "I;16", 4) == 0) { | |||
| 475 | return PyLong_FromLong(pixel.h); | |||
| 476 | } | |||
| 477 | break; | |||
| 478 | } | |||
| 479 | ||||
| 480 | /* unknown type */ | |||
| 481 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 482 | return Py_None(&_Py_NoneStruct); | |||
| 483 | } | |||
| 484 | ||||
| 485 | static char * | |||
| 486 | getink(PyObject *color, Imaging im, char *ink) { | |||
| 487 | int g = 0, b = 0, a = 0; | |||
| 488 | double f = 0; | |||
| 489 | /* Windows 64 bit longs are 32 bits, and 0xFFFFFFFF (white) is a | |||
| 490 | python long (not int) that raises an overflow error when trying | |||
| 491 | to return it into a 32 bit C long | |||
| 492 | */ | |||
| 493 | PY_LONG_LONGlong long r = 0; | |||
| 494 | FLOAT32float ftmp; | |||
| 495 | INT32int itmp; | |||
| 496 | ||||
| 497 | /* fill ink buffer (four bytes) with something that can | |||
| 498 | be cast to either UINT8 or INT32 */ | |||
| 499 | ||||
| 500 | int rIsInt = 0; | |||
| 501 | if (PyTuple_Check(color)((((((PyObject*)(color))->ob_type))->tp_flags & ((1UL << 26))) != 0) && PyTuple_GET_SIZE(color)(((PyVarObject*)((((void) (0)), (PyTupleObject *)(color))))-> ob_size) == 1) { | |||
| 502 | color = PyTuple_GetItem(color, 0); | |||
| 503 | } | |||
| 504 | if (im->type == IMAGING_TYPE_UINT80 || im->type == IMAGING_TYPE_INT321 || | |||
| 505 | im->type == IMAGING_TYPE_SPECIAL3) { | |||
| 506 | if (PyLong_Check(color)((((((PyObject*)(color))->ob_type))->tp_flags & ((1UL << 24))) != 0)) { | |||
| 507 | r = PyLong_AsLongLong(color); | |||
| 508 | if (r == -1 && PyErr_Occurred()) { | |||
| 509 | return NULL((void*)0); | |||
| 510 | } | |||
| 511 | rIsInt = 1; | |||
| 512 | } else if (im->type == IMAGING_TYPE_UINT80) { | |||
| 513 | if (!PyTuple_Check(color)((((((PyObject*)(color))->ob_type))->tp_flags & ((1UL << 26))) != 0)) { | |||
| 514 | PyErr_SetString(PyExc_TypeError, "color must be int or tuple"); | |||
| 515 | return NULL((void*)0); | |||
| 516 | } | |||
| 517 | } else { | |||
| 518 | PyErr_SetString( | |||
| 519 | PyExc_TypeError, "color must be int or single-element tuple"); | |||
| 520 | return NULL((void*)0); | |||
| 521 | } | |||
| 522 | } | |||
| 523 | ||||
| 524 | switch (im->type) { | |||
| 525 | case IMAGING_TYPE_UINT80: | |||
| 526 | /* unsigned integer */ | |||
| 527 | if (im->bands == 1) { | |||
| 528 | /* unsigned integer, single layer */ | |||
| 529 | if (rIsInt != 1) { | |||
| 530 | if (PyTuple_GET_SIZE(color)(((PyVarObject*)((((void) (0)), (PyTupleObject *)(color))))-> ob_size) != 1) { | |||
| 531 | PyErr_SetString(PyExc_TypeError, "color must be int or single-element tuple"); | |||
| 532 | return NULL((void*)0); | |||
| 533 | } else if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(color, "L", &r)) { | |||
| 534 | return NULL((void*)0); | |||
| 535 | } | |||
| 536 | } | |||
| 537 | ink[0] = (char)CLIP8(r)((r) <= 0 ? 0 : (r) < 256 ? (r) : 255); | |||
| 538 | ink[1] = ink[2] = ink[3] = 0; | |||
| 539 | } else { | |||
| 540 | a = 255; | |||
| 541 | if (rIsInt) { | |||
| 542 | /* compatibility: ABGR */ | |||
| 543 | a = (UINT8unsigned char)(r >> 24); | |||
| 544 | b = (UINT8unsigned char)(r >> 16); | |||
| 545 | g = (UINT8unsigned char)(r >> 8); | |||
| 546 | r = (UINT8unsigned char)r; | |||
| 547 | } else { | |||
| 548 | int tupleSize = PyTuple_GET_SIZE(color)(((PyVarObject*)((((void) (0)), (PyTupleObject *)(color))))-> ob_size); | |||
| 549 | if (im->bands == 2) { | |||
| 550 | if (tupleSize != 1 && tupleSize != 2) { | |||
| 551 | PyErr_SetString(PyExc_TypeError, "color must be int, or tuple of one or two elements"); | |||
| 552 | return NULL((void*)0); | |||
| 553 | } else if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(color, "L|i", &r, &a)) { | |||
| 554 | return NULL((void*)0); | |||
| 555 | } | |||
| 556 | g = b = r; | |||
| 557 | } else { | |||
| 558 | if (tupleSize != 3 && tupleSize != 4) { | |||
| 559 | PyErr_SetString(PyExc_TypeError, "color must be int, or tuple of one, three or four elements"); | |||
| 560 | return NULL((void*)0); | |||
| 561 | } else if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(color, "Lii|i", &r, &g, &b, &a)) { | |||
| 562 | return NULL((void*)0); | |||
| 563 | } | |||
| 564 | } | |||
| 565 | } | |||
| 566 | ink[0] = (char)CLIP8(r)((r) <= 0 ? 0 : (r) < 256 ? (r) : 255); | |||
| 567 | ink[1] = (char)CLIP8(g)((g) <= 0 ? 0 : (g) < 256 ? (g) : 255); | |||
| 568 | ink[2] = (char)CLIP8(b)((b) <= 0 ? 0 : (b) < 256 ? (b) : 255); | |||
| 569 | ink[3] = (char)CLIP8(a)((a) <= 0 ? 0 : (a) < 256 ? (a) : 255); | |||
| 570 | } | |||
| 571 | return ink; | |||
| 572 | case IMAGING_TYPE_INT321: | |||
| 573 | /* signed integer */ | |||
| 574 | itmp = r; | |||
| 575 | memcpy(ink, &itmp, sizeof(itmp)); | |||
| 576 | return ink; | |||
| 577 | case IMAGING_TYPE_FLOAT322: | |||
| 578 | /* floating point */ | |||
| 579 | f = PyFloat_AsDouble(color); | |||
| 580 | if (f == -1.0 && PyErr_Occurred()) { | |||
| 581 | return NULL((void*)0); | |||
| 582 | } | |||
| 583 | ftmp = f; | |||
| 584 | memcpy(ink, &ftmp, sizeof(ftmp)); | |||
| 585 | return ink; | |||
| 586 | case IMAGING_TYPE_SPECIAL3: | |||
| 587 | if (strncmp(im->mode, "I;16", 4) == 0) { | |||
| 588 | ink[0] = (UINT8unsigned char)r; | |||
| 589 | ink[1] = (UINT8unsigned char)(r >> 8); | |||
| 590 | ink[2] = ink[3] = 0; | |||
| 591 | return ink; | |||
| 592 | } | |||
| 593 | } | |||
| 594 | ||||
| 595 | PyErr_SetString(PyExc_ValueError, wrong_mode); | |||
| 596 | return NULL((void*)0); | |||
| 597 | } | |||
| 598 | ||||
| 599 | /* -------------------------------------------------------------------- */ | |||
| 600 | /* FACTORIES */ | |||
| 601 | /* -------------------------------------------------------------------- */ | |||
| 602 | ||||
| 603 | static PyObject * | |||
| 604 | _fill(PyObject *self, PyObject *args) { | |||
| 605 | char *mode; | |||
| 606 | int xsize, ysize; | |||
| 607 | PyObject *color; | |||
| 608 | char buffer[4]; | |||
| 609 | Imaging im; | |||
| 610 | ||||
| 611 | xsize = ysize = 256; | |||
| 612 | color = NULL((void*)0); | |||
| 613 | ||||
| 614 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s|(ii)O", &mode, &xsize, &ysize, &color)) { | |||
| 615 | return NULL((void*)0); | |||
| 616 | } | |||
| 617 | ||||
| 618 | im = ImagingNewDirty(mode, xsize, ysize); | |||
| 619 | if (!im) { | |||
| 620 | return NULL((void*)0); | |||
| 621 | } | |||
| 622 | ||||
| 623 | buffer[0] = buffer[1] = buffer[2] = buffer[3] = 0; | |||
| 624 | if (color) { | |||
| 625 | if (!getink(color, im, buffer)) { | |||
| 626 | ImagingDelete(im); | |||
| 627 | return NULL((void*)0); | |||
| 628 | } | |||
| 629 | } | |||
| 630 | ||||
| 631 | (void)ImagingFill(im, buffer); | |||
| 632 | ||||
| 633 | return PyImagingNew(im); | |||
| 634 | } | |||
| 635 | ||||
| 636 | static PyObject * | |||
| 637 | _new(PyObject *self, PyObject *args) { | |||
| 638 | char *mode; | |||
| 639 | int xsize, ysize; | |||
| 640 | ||||
| 641 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s(ii)", &mode, &xsize, &ysize)) { | |||
| 642 | return NULL((void*)0); | |||
| 643 | } | |||
| 644 | ||||
| 645 | return PyImagingNew(ImagingNew(mode, xsize, ysize)); | |||
| 646 | } | |||
| 647 | ||||
| 648 | static PyObject * | |||
| 649 | _new_block(PyObject *self, PyObject *args) { | |||
| 650 | char *mode; | |||
| 651 | int xsize, ysize; | |||
| 652 | ||||
| 653 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s(ii)", &mode, &xsize, &ysize)) { | |||
| 654 | return NULL((void*)0); | |||
| 655 | } | |||
| 656 | ||||
| 657 | return PyImagingNew(ImagingNewBlock(mode, xsize, ysize)); | |||
| 658 | } | |||
| 659 | ||||
| 660 | static PyObject * | |||
| 661 | _linear_gradient(PyObject *self, PyObject *args) { | |||
| 662 | char *mode; | |||
| 663 | ||||
| 664 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s", &mode)) { | |||
| 665 | return NULL((void*)0); | |||
| 666 | } | |||
| 667 | ||||
| 668 | return PyImagingNew(ImagingFillLinearGradient(mode)); | |||
| 669 | } | |||
| 670 | ||||
| 671 | static PyObject * | |||
| 672 | _radial_gradient(PyObject *self, PyObject *args) { | |||
| 673 | char *mode; | |||
| 674 | ||||
| 675 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s", &mode)) { | |||
| 676 | return NULL((void*)0); | |||
| 677 | } | |||
| 678 | ||||
| 679 | return PyImagingNew(ImagingFillRadialGradient(mode)); | |||
| 680 | } | |||
| 681 | ||||
| 682 | static PyObject * | |||
| 683 | _alpha_composite(ImagingObject *self, PyObject *args) { | |||
| 684 | ImagingObject *imagep1; | |||
| 685 | ImagingObject *imagep2; | |||
| 686 | ||||
| 687 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 688 | args, "O!O!", &Imaging_Type, &imagep1, &Imaging_Type, &imagep2)) { | |||
| 689 | return NULL((void*)0); | |||
| 690 | } | |||
| 691 | ||||
| 692 | return PyImagingNew(ImagingAlphaComposite(imagep1->image, imagep2->image)); | |||
| 693 | } | |||
| 694 | ||||
| 695 | static PyObject * | |||
| 696 | _blend(ImagingObject *self, PyObject *args) { | |||
| 697 | ImagingObject *imagep1; | |||
| 698 | ImagingObject *imagep2; | |||
| 699 | double alpha; | |||
| 700 | ||||
| 701 | alpha = 0.5; | |||
| 702 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 703 | args, "O!O!|d", &Imaging_Type, &imagep1, &Imaging_Type, &imagep2, &alpha)) { | |||
| 704 | return NULL((void*)0); | |||
| 705 | } | |||
| 706 | ||||
| 707 | return PyImagingNew(ImagingBlend(imagep1->image, imagep2->image, (float)alpha)); | |||
| 708 | } | |||
| 709 | ||||
| 710 | /* -------------------------------------------------------------------- */ | |||
| 711 | /* METHODS */ | |||
| 712 | /* -------------------------------------------------------------------- */ | |||
| 713 | ||||
| 714 | static INT16short * | |||
| 715 | _prepare_lut_table(PyObject *table, Py_ssize_t table_size) { | |||
| 716 | int i; | |||
| 717 | Py_buffer buffer_info; | |||
| 718 | INT32int data_type = TYPE_FLOAT32(0x300 | sizeof(float)); | |||
| 719 | float item = 0; | |||
| 720 | void *table_data = NULL((void*)0); | |||
| 721 | int free_table_data = 0; | |||
| 722 | INT16short *prepared; | |||
| 723 | ||||
| 724 | /* NOTE: This value should be the same as in ColorLUT.c */ | |||
| 725 | #define PRECISION_BITS (16 - 8 - 2) | |||
| 726 | ||||
| 727 | const char *wrong_size = | |||
| 728 | ("The table should have table_channels * " | |||
| 729 | "size1D * size2D * size3D float items."); | |||
| 730 | ||||
| 731 | if (PyObject_CheckBuffer(table)(((table)->ob_type->tp_as_buffer != ((void*)0)) && ((table)->ob_type->tp_as_buffer->bf_getbuffer != (( void*)0)))) { | |||
| 732 | if (!PyObject_GetBuffer(table, &buffer_info, PyBUF_CONTIG_RO(0x0008) | PyBUF_FORMAT0x0004)) { | |||
| 733 | if (buffer_info.ndim == 1 && buffer_info.shape[0] == table_size) { | |||
| 734 | if (strlen(buffer_info.format) == 1) { | |||
| 735 | switch (buffer_info.format[0]) { | |||
| 736 | case 'e': | |||
| 737 | data_type = TYPE_FLOAT16(0x500 | sizeof(unsigned short)); | |||
| 738 | table_data = buffer_info.buf; | |||
| 739 | break; | |||
| 740 | case 'f': | |||
| 741 | data_type = TYPE_FLOAT32(0x300 | sizeof(float)); | |||
| 742 | table_data = buffer_info.buf; | |||
| 743 | break; | |||
| 744 | case 'd': | |||
| 745 | data_type = TYPE_DOUBLE(0x400 | sizeof(double)); | |||
| 746 | table_data = buffer_info.buf; | |||
| 747 | break; | |||
| 748 | } | |||
| 749 | } | |||
| 750 | } | |||
| 751 | PyBuffer_Release(&buffer_info); | |||
| 752 | } | |||
| 753 | } | |||
| 754 | ||||
| 755 | if (!table_data) { | |||
| 756 | free_table_data = 1; | |||
| 757 | table_data = getlist(table, &table_size, wrong_size, TYPE_FLOAT32(0x300 | sizeof(float))); | |||
| 758 | if (!table_data) { | |||
| 759 | return NULL((void*)0); | |||
| 760 | } | |||
| 761 | } | |||
| 762 | ||||
| 763 | /* malloc check ok, max is 2 * 4 * 65**3 = 2197000 */ | |||
| 764 | prepared = (INT16short *)malloc(sizeof(INT16short) * table_size); | |||
| 765 | if (!prepared) { | |||
| 766 | if (free_table_data) { | |||
| 767 | free(table_data); | |||
| 768 | } | |||
| 769 | return (INT16short *)ImagingError_MemoryError(); | |||
| 770 | } | |||
| 771 | ||||
| 772 | for (i = 0; i < table_size; i++) { | |||
| 773 | FLOAT16unsigned short htmp; | |||
| 774 | double dtmp; | |||
| 775 | switch (data_type) { | |||
| 776 | case TYPE_FLOAT16(0x500 | sizeof(unsigned short)): | |||
| 777 | memcpy(&htmp, ((char *)table_data) + i * sizeof(htmp), sizeof(htmp)); | |||
| 778 | item = float16tofloat32(htmp); | |||
| 779 | break; | |||
| 780 | case TYPE_FLOAT32(0x300 | sizeof(float)): | |||
| 781 | memcpy( | |||
| 782 | &item, ((char *)table_data) + i * sizeof(FLOAT32float), sizeof(FLOAT32float)); | |||
| 783 | break; | |||
| 784 | case TYPE_DOUBLE(0x400 | sizeof(double)): | |||
| 785 | memcpy(&dtmp, ((char *)table_data) + i * sizeof(dtmp), sizeof(dtmp)); | |||
| 786 | item = (FLOAT32float)dtmp; | |||
| 787 | break; | |||
| 788 | } | |||
| 789 | /* Max value for INT16 */ | |||
| 790 | if (item >= (0x7fff - 0.5) / (255 << PRECISION_BITS)) { | |||
| 791 | prepared[i] = 0x7fff; | |||
| 792 | continue; | |||
| 793 | } | |||
| 794 | /* Min value for INT16 */ | |||
| 795 | if (item <= (-0x8000 + 0.5) / (255 << PRECISION_BITS)) { | |||
| 796 | prepared[i] = -0x8000; | |||
| 797 | continue; | |||
| 798 | } | |||
| 799 | if (item < 0) { | |||
| 800 | prepared[i] = item * (255 << PRECISION_BITS) - 0.5; | |||
| 801 | } else { | |||
| 802 | prepared[i] = item * (255 << PRECISION_BITS) + 0.5; | |||
| 803 | } | |||
| 804 | } | |||
| 805 | ||||
| 806 | #undef PRECISION_BITS | |||
| 807 | if (free_table_data) { | |||
| 808 | free(table_data); | |||
| 809 | } | |||
| 810 | return prepared; | |||
| 811 | } | |||
| 812 | ||||
| 813 | static PyObject * | |||
| 814 | _color_lut_3d(ImagingObject *self, PyObject *args) { | |||
| 815 | char *mode; | |||
| 816 | int filter; | |||
| 817 | int table_channels; | |||
| 818 | int size1D, size2D, size3D; | |||
| 819 | PyObject *table; | |||
| 820 | ||||
| 821 | INT16short *prepared_table; | |||
| 822 | Imaging imOut; | |||
| 823 | ||||
| 824 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 825 | args, | |||
| 826 | "siiiiiO:color_lut_3d", | |||
| 827 | &mode, | |||
| 828 | &filter, | |||
| 829 | &table_channels, | |||
| 830 | &size1D, | |||
| 831 | &size2D, | |||
| 832 | &size3D, | |||
| 833 | &table)) { | |||
| 834 | return NULL((void*)0); | |||
| 835 | } | |||
| 836 | ||||
| 837 | /* actually, it is trilinear */ | |||
| 838 | if (filter != IMAGING_TRANSFORM_BILINEAR2) { | |||
| 839 | PyErr_SetString(PyExc_ValueError, "Only LINEAR filter is supported."); | |||
| 840 | return NULL((void*)0); | |||
| 841 | } | |||
| 842 | ||||
| 843 | if (1 > table_channels || table_channels > 4) { | |||
| 844 | PyErr_SetString(PyExc_ValueError, "table_channels should be from 1 to 4"); | |||
| 845 | return NULL((void*)0); | |||
| 846 | } | |||
| 847 | ||||
| 848 | if (2 > size1D || size1D > 65 || 2 > size2D || size2D > 65 || 2 > size3D || | |||
| 849 | size3D > 65) { | |||
| 850 | PyErr_SetString( | |||
| 851 | PyExc_ValueError, "Table size in any dimension should be from 2 to 65"); | |||
| 852 | return NULL((void*)0); | |||
| 853 | } | |||
| 854 | ||||
| 855 | prepared_table = | |||
| 856 | _prepare_lut_table(table, table_channels * size1D * size2D * size3D); | |||
| 857 | if (!prepared_table) { | |||
| 858 | return NULL((void*)0); | |||
| 859 | } | |||
| 860 | ||||
| 861 | imOut = ImagingNewDirty(mode, self->image->xsize, self->image->ysize); | |||
| 862 | if (!imOut) { | |||
| 863 | free(prepared_table); | |||
| 864 | return NULL((void*)0); | |||
| 865 | } | |||
| 866 | ||||
| 867 | if (!ImagingColorLUT3D_linear( | |||
| 868 | imOut, | |||
| 869 | self->image, | |||
| 870 | table_channels, | |||
| 871 | size1D, | |||
| 872 | size2D, | |||
| 873 | size3D, | |||
| 874 | prepared_table)) { | |||
| 875 | free(prepared_table); | |||
| 876 | ImagingDelete(imOut); | |||
| 877 | return NULL((void*)0); | |||
| 878 | } | |||
| 879 | ||||
| 880 | free(prepared_table); | |||
| 881 | ||||
| 882 | return PyImagingNew(imOut); | |||
| 883 | } | |||
| 884 | ||||
| 885 | static PyObject * | |||
| 886 | _convert(ImagingObject *self, PyObject *args) { | |||
| 887 | char *mode; | |||
| 888 | int dither = 0; | |||
| 889 | ImagingObject *paletteimage = NULL((void*)0); | |||
| 890 | ||||
| 891 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s|iO", &mode, &dither, &paletteimage)) { | |||
| 892 | return NULL((void*)0); | |||
| 893 | } | |||
| 894 | if (paletteimage != NULL((void*)0)) { | |||
| 895 | if (!PyImaging_Check(paletteimage)((((PyObject*)(paletteimage))->ob_type) == &Imaging_Type )) { | |||
| 896 | PyObject_Print((PyObject *)paletteimage, stderrstderr, 0); | |||
| 897 | PyErr_SetString( | |||
| 898 | PyExc_ValueError, "palette argument must be image with mode 'P'"); | |||
| 899 | return NULL((void*)0); | |||
| 900 | } | |||
| 901 | if (paletteimage->image->palette == NULL((void*)0)) { | |||
| 902 | PyErr_SetString(PyExc_ValueError, "null palette"); | |||
| 903 | return NULL((void*)0); | |||
| 904 | } | |||
| 905 | } | |||
| 906 | ||||
| 907 | return PyImagingNew(ImagingConvert( | |||
| 908 | self->image, mode, paletteimage ? paletteimage->image->palette : NULL((void*)0), dither)); | |||
| 909 | } | |||
| 910 | ||||
| 911 | static PyObject * | |||
| 912 | _convert2(ImagingObject *self, PyObject *args) { | |||
| 913 | ImagingObject *imagep1; | |||
| 914 | ImagingObject *imagep2; | |||
| 915 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 916 | args, "O!O!", &Imaging_Type, &imagep1, &Imaging_Type, &imagep2)) { | |||
| 917 | return NULL((void*)0); | |||
| 918 | } | |||
| 919 | ||||
| 920 | if (!ImagingConvert2(imagep1->image, imagep2->image)) { | |||
| 921 | return NULL((void*)0); | |||
| 922 | } | |||
| 923 | ||||
| 924 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 925 | return Py_None(&_Py_NoneStruct); | |||
| 926 | } | |||
| 927 | ||||
| 928 | static PyObject * | |||
| 929 | _convert_matrix(ImagingObject *self, PyObject *args) { | |||
| 930 | char *mode; | |||
| 931 | float m[12]; | |||
| 932 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s(ffff)", &mode, m + 0, m + 1, m + 2, m + 3)) { | |||
| 933 | PyErr_Clear(); | |||
| 934 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 935 | args, | |||
| 936 | "s(ffffffffffff)", | |||
| 937 | &mode, | |||
| 938 | m + 0, | |||
| 939 | m + 1, | |||
| 940 | m + 2, | |||
| 941 | m + 3, | |||
| 942 | m + 4, | |||
| 943 | m + 5, | |||
| 944 | m + 6, | |||
| 945 | m + 7, | |||
| 946 | m + 8, | |||
| 947 | m + 9, | |||
| 948 | m + 10, | |||
| 949 | m + 11)) { | |||
| 950 | return NULL((void*)0); | |||
| 951 | } | |||
| 952 | } | |||
| 953 | ||||
| 954 | return PyImagingNew(ImagingConvertMatrix(self->image, mode, m)); | |||
| 955 | } | |||
| 956 | ||||
| 957 | static PyObject * | |||
| 958 | _convert_transparent(ImagingObject *self, PyObject *args) { | |||
| 959 | char *mode; | |||
| 960 | int r, g, b; | |||
| 961 | if (PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s(iii)", &mode, &r, &g, &b)) { | |||
| 962 | return PyImagingNew(ImagingConvertTransparent(self->image, mode, r, g, b)); | |||
| 963 | } | |||
| 964 | PyErr_Clear(); | |||
| 965 | if (PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "si", &mode, &r)) { | |||
| 966 | return PyImagingNew(ImagingConvertTransparent(self->image, mode, r, 0, 0)); | |||
| 967 | } | |||
| 968 | return NULL((void*)0); | |||
| 969 | } | |||
| 970 | ||||
| 971 | static PyObject * | |||
| 972 | _copy(ImagingObject *self, PyObject *args) { | |||
| 973 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "")) { | |||
| 974 | return NULL((void*)0); | |||
| 975 | } | |||
| 976 | ||||
| 977 | return PyImagingNew(ImagingCopy(self->image)); | |||
| 978 | } | |||
| 979 | ||||
| 980 | static PyObject * | |||
| 981 | _crop(ImagingObject *self, PyObject *args) { | |||
| 982 | int x0, y0, x1, y1; | |||
| 983 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "(iiii)", &x0, &y0, &x1, &y1)) { | |||
| 984 | return NULL((void*)0); | |||
| 985 | } | |||
| 986 | ||||
| 987 | return PyImagingNew(ImagingCrop(self->image, x0, y0, x1, y1)); | |||
| 988 | } | |||
| 989 | ||||
| 990 | static PyObject * | |||
| 991 | _expand_image(ImagingObject *self, PyObject *args) { | |||
| 992 | int x, y; | |||
| 993 | int mode = 0; | |||
| 994 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "ii|i", &x, &y, &mode)) { | |||
| 995 | return NULL((void*)0); | |||
| 996 | } | |||
| 997 | ||||
| 998 | return PyImagingNew(ImagingExpand(self->image, x, y, mode)); | |||
| 999 | } | |||
| 1000 | ||||
| 1001 | static PyObject * | |||
| 1002 | _filter(ImagingObject *self, PyObject *args) { | |||
| 1003 | PyObject *imOut; | |||
| 1004 | Py_ssize_t kernelsize; | |||
| 1005 | FLOAT32float *kerneldata; | |||
| 1006 | ||||
| 1007 | int xsize, ysize, i; | |||
| 1008 | float divisor, offset; | |||
| 1009 | PyObject *kernel = NULL((void*)0); | |||
| 1010 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 1011 | args, "(ii)ffO", &xsize, &ysize, &divisor, &offset, &kernel)) { | |||
| 1012 | return NULL((void*)0); | |||
| 1013 | } | |||
| 1014 | ||||
| 1015 | /* get user-defined kernel */ | |||
| 1016 | kerneldata = getlist(kernel, &kernelsize, NULL((void*)0), TYPE_FLOAT32(0x300 | sizeof(float))); | |||
| 1017 | if (!kerneldata) { | |||
| 1018 | return NULL((void*)0); | |||
| 1019 | } | |||
| 1020 | if (kernelsize != (Py_ssize_t)xsize * (Py_ssize_t)ysize) { | |||
| 1021 | free(kerneldata); | |||
| 1022 | return ImagingError_ValueError("bad kernel size"); | |||
| 1023 | } | |||
| 1024 | ||||
| 1025 | for (i = 0; i < kernelsize; ++i) { | |||
| 1026 | kerneldata[i] /= divisor; | |||
| 1027 | } | |||
| 1028 | ||||
| 1029 | imOut = PyImagingNew(ImagingFilter(self->image, xsize, ysize, kerneldata, offset)); | |||
| 1030 | ||||
| 1031 | free(kerneldata); | |||
| 1032 | ||||
| 1033 | return imOut; | |||
| 1034 | } | |||
| 1035 | ||||
| 1036 | #ifdef WITH_UNSHARPMASK | |||
| 1037 | static PyObject * | |||
| 1038 | _gaussian_blur(ImagingObject *self, PyObject *args) { | |||
| 1039 | Imaging imIn; | |||
| 1040 | Imaging imOut; | |||
| 1041 | ||||
| 1042 | float radius = 0; | |||
| 1043 | int passes = 3; | |||
| 1044 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "f|i", &radius, &passes)) { | |||
| 1045 | return NULL((void*)0); | |||
| 1046 | } | |||
| 1047 | ||||
| 1048 | imIn = self->image; | |||
| 1049 | imOut = ImagingNewDirty(imIn->mode, imIn->xsize, imIn->ysize); | |||
| 1050 | if (!imOut) { | |||
| 1051 | return NULL((void*)0); | |||
| 1052 | } | |||
| 1053 | ||||
| 1054 | if (!ImagingGaussianBlur(imOut, imIn, radius, passes)) { | |||
| 1055 | ImagingDelete(imOut); | |||
| 1056 | return NULL((void*)0); | |||
| 1057 | } | |||
| 1058 | ||||
| 1059 | return PyImagingNew(imOut); | |||
| 1060 | } | |||
| 1061 | #endif | |||
| 1062 | ||||
| 1063 | static PyObject * | |||
| 1064 | _getpalette(ImagingObject *self, PyObject *args) { | |||
| 1065 | PyObject *palette; | |||
| 1066 | int palettesize = 256; | |||
| 1067 | int bits; | |||
| 1068 | ImagingShuffler pack; | |||
| 1069 | ||||
| 1070 | char *mode = "RGB"; | |||
| 1071 | char *rawmode = "RGB"; | |||
| 1072 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "|ss", &mode, &rawmode)) { | |||
| 1073 | return NULL((void*)0); | |||
| 1074 | } | |||
| 1075 | ||||
| 1076 | if (!self->image->palette) { | |||
| 1077 | PyErr_SetString(PyExc_ValueError, no_palette); | |||
| 1078 | return NULL((void*)0); | |||
| 1079 | } | |||
| 1080 | ||||
| 1081 | pack = ImagingFindPacker(mode, rawmode, &bits); | |||
| 1082 | if (!pack) { | |||
| 1083 | PyErr_SetString(PyExc_ValueError, wrong_raw_mode); | |||
| 1084 | return NULL((void*)0); | |||
| 1085 | } | |||
| 1086 | ||||
| 1087 | palette = PyBytes_FromStringAndSize(NULL((void*)0), palettesize * bits / 8); | |||
| 1088 | if (!palette) { | |||
| 1089 | return NULL((void*)0); | |||
| 1090 | } | |||
| 1091 | ||||
| 1092 | pack( | |||
| 1093 | (UINT8unsigned char *)PyBytes_AsString(palette), self->image->palette->palette, palettesize); | |||
| 1094 | ||||
| 1095 | return palette; | |||
| 1096 | } | |||
| 1097 | ||||
| 1098 | static PyObject * | |||
| 1099 | _getpalettemode(ImagingObject *self) { | |||
| 1100 | if (!self->image->palette) { | |||
| 1101 | PyErr_SetString(PyExc_ValueError, no_palette); | |||
| 1102 | return NULL((void*)0); | |||
| 1103 | } | |||
| 1104 | ||||
| 1105 | return PyUnicode_FromString(self->image->palette->mode); | |||
| 1106 | } | |||
| 1107 | ||||
| 1108 | static inline int | |||
| 1109 | _getxy(PyObject *xy, int *x, int *y) { | |||
| 1110 | PyObject *value; | |||
| 1111 | ||||
| 1112 | if (!PyTuple_Check(xy)((((((PyObject*)(xy))->ob_type))->tp_flags & ((1UL << 26))) != 0) || PyTuple_GET_SIZE(xy)(((PyVarObject*)((((void) (0)), (PyTupleObject *)(xy))))-> ob_size) != 2) { | |||
| 1113 | goto badarg; | |||
| 1114 | } | |||
| 1115 | ||||
| 1116 | value = PyTuple_GET_ITEM(xy, 0)((((void) (0)), (PyTupleObject *)(xy))->ob_item[0]); | |||
| 1117 | if (PyLong_Check(value)((((((PyObject*)(value))->ob_type))->tp_flags & ((1UL << 24))) != 0)) { | |||
| 1118 | *x = PyLong_AS_LONG(value)PyLong_AsLong(value); | |||
| 1119 | } else if (PyFloat_Check(value)((((PyObject*)(value))->ob_type) == (&PyFloat_Type) || PyType_IsSubtype((((PyObject*)(value))->ob_type), (&PyFloat_Type )))) { | |||
| 1120 | *x = (int)PyFloat_AS_DOUBLE(value)(((PyFloatObject *)(value))->ob_fval); | |||
| 1121 | } else { | |||
| 1122 | PyObject *int_value = PyObject_CallMethod_PyObject_CallMethod_SizeT(value, "__int__", NULL((void*)0)); | |||
| 1123 | if (int_value != NULL((void*)0) && PyLong_Check(int_value)((((((PyObject*)(int_value))->ob_type))->tp_flags & ((1UL << 24))) != 0)) { | |||
| 1124 | *x = PyLong_AS_LONG(int_value)PyLong_AsLong(int_value); | |||
| 1125 | } else { | |||
| 1126 | goto badval; | |||
| 1127 | } | |||
| 1128 | } | |||
| 1129 | ||||
| 1130 | value = PyTuple_GET_ITEM(xy, 1)((((void) (0)), (PyTupleObject *)(xy))->ob_item[1]); | |||
| 1131 | if (PyLong_Check(value)((((((PyObject*)(value))->ob_type))->tp_flags & ((1UL << 24))) != 0)) { | |||
| 1132 | *y = PyLong_AS_LONG(value)PyLong_AsLong(value); | |||
| 1133 | } else if (PyFloat_Check(value)((((PyObject*)(value))->ob_type) == (&PyFloat_Type) || PyType_IsSubtype((((PyObject*)(value))->ob_type), (&PyFloat_Type )))) { | |||
| 1134 | *y = (int)PyFloat_AS_DOUBLE(value)(((PyFloatObject *)(value))->ob_fval); | |||
| 1135 | } else { | |||
| 1136 | PyObject *int_value = PyObject_CallMethod_PyObject_CallMethod_SizeT(value, "__int__", NULL((void*)0)); | |||
| 1137 | if (int_value != NULL((void*)0) && PyLong_Check(int_value)((((((PyObject*)(int_value))->ob_type))->tp_flags & ((1UL << 24))) != 0)) { | |||
| 1138 | *y = PyLong_AS_LONG(int_value)PyLong_AsLong(int_value); | |||
| 1139 | } else { | |||
| 1140 | goto badval; | |||
| 1141 | } | |||
| 1142 | } | |||
| 1143 | ||||
| 1144 | return 0; | |||
| 1145 | ||||
| 1146 | badarg: | |||
| 1147 | PyErr_SetString(PyExc_TypeError, "argument must be sequence of length 2"); | |||
| 1148 | return -1; | |||
| 1149 | ||||
| 1150 | badval: | |||
| 1151 | PyErr_SetString(PyExc_TypeError, "an integer is required"); | |||
| 1152 | return -1; | |||
| 1153 | } | |||
| 1154 | ||||
| 1155 | static PyObject * | |||
| 1156 | _getpixel(ImagingObject *self, PyObject *args) { | |||
| 1157 | PyObject *xy; | |||
| 1158 | int x, y; | |||
| 1159 | ||||
| 1160 | if (PyTuple_GET_SIZE(args)(((PyVarObject*)((((void) (0)), (PyTupleObject *)(args))))-> ob_size) != 1) { | |||
| 1161 | PyErr_SetString(PyExc_TypeError, "argument 1 must be sequence of length 2"); | |||
| 1162 | return NULL((void*)0); | |||
| 1163 | } | |||
| 1164 | ||||
| 1165 | xy = PyTuple_GET_ITEM(args, 0)((((void) (0)), (PyTupleObject *)(args))->ob_item[0]); | |||
| 1166 | ||||
| 1167 | if (_getxy(xy, &x, &y)) { | |||
| 1168 | return NULL((void*)0); | |||
| 1169 | } | |||
| 1170 | ||||
| 1171 | if (self->access == NULL((void*)0)) { | |||
| 1172 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1173 | return Py_None(&_Py_NoneStruct); | |||
| 1174 | } | |||
| 1175 | ||||
| 1176 | return getpixel(self->image, self->access, x, y); | |||
| 1177 | } | |||
| 1178 | ||||
| 1179 | union hist_extrema { | |||
| 1180 | UINT8unsigned char u[2]; | |||
| 1181 | INT32int i[2]; | |||
| 1182 | FLOAT32float f[2]; | |||
| 1183 | }; | |||
| 1184 | ||||
| 1185 | static union hist_extrema * | |||
| 1186 | parse_histogram_extremap( | |||
| 1187 | ImagingObject *self, PyObject *extremap, union hist_extrema *ep) { | |||
| 1188 | int i0, i1; | |||
| 1189 | double f0, f1; | |||
| 1190 | ||||
| 1191 | if (extremap) { | |||
| 1192 | switch (self->image->type) { | |||
| 1193 | case IMAGING_TYPE_UINT80: | |||
| 1194 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(extremap, "ii", &i0, &i1)) { | |||
| 1195 | return NULL((void*)0); | |||
| 1196 | } | |||
| 1197 | ep->u[0] = CLIP8(i0)((i0) <= 0 ? 0 : (i0) < 256 ? (i0) : 255); | |||
| 1198 | ep->u[1] = CLIP8(i1)((i1) <= 0 ? 0 : (i1) < 256 ? (i1) : 255); | |||
| 1199 | break; | |||
| 1200 | case IMAGING_TYPE_INT321: | |||
| 1201 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(extremap, "ii", &i0, &i1)) { | |||
| 1202 | return NULL((void*)0); | |||
| 1203 | } | |||
| 1204 | ep->i[0] = i0; | |||
| 1205 | ep->i[1] = i1; | |||
| 1206 | break; | |||
| 1207 | case IMAGING_TYPE_FLOAT322: | |||
| 1208 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(extremap, "dd", &f0, &f1)) { | |||
| 1209 | return NULL((void*)0); | |||
| 1210 | } | |||
| 1211 | ep->f[0] = (FLOAT32float)f0; | |||
| 1212 | ep->f[1] = (FLOAT32float)f1; | |||
| 1213 | break; | |||
| 1214 | default: | |||
| 1215 | return NULL((void*)0); | |||
| 1216 | } | |||
| 1217 | } else { | |||
| 1218 | return NULL((void*)0); | |||
| 1219 | } | |||
| 1220 | return ep; | |||
| 1221 | } | |||
| 1222 | ||||
| 1223 | static PyObject * | |||
| 1224 | _histogram(ImagingObject *self, PyObject *args) { | |||
| 1225 | ImagingHistogram h; | |||
| 1226 | PyObject *list; | |||
| 1227 | int i; | |||
| 1228 | union hist_extrema extrema; | |||
| 1229 | union hist_extrema *ep; | |||
| 1230 | ||||
| 1231 | PyObject *extremap = NULL((void*)0); | |||
| 1232 | ImagingObject *maskp = NULL((void*)0); | |||
| 1233 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "|OO!", &extremap, &Imaging_Type, &maskp)) { | |||
| 1234 | return NULL((void*)0); | |||
| 1235 | } | |||
| 1236 | ||||
| 1237 | /* Using a var to avoid allocations. */ | |||
| 1238 | ep = parse_histogram_extremap(self, extremap, &extrema); | |||
| 1239 | h = ImagingGetHistogram(self->image, (maskp) ? maskp->image : NULL((void*)0), ep); | |||
| 1240 | ||||
| 1241 | if (!h) { | |||
| 1242 | return NULL((void*)0); | |||
| 1243 | } | |||
| 1244 | ||||
| 1245 | /* Build an integer list containing the histogram */ | |||
| 1246 | list = PyList_New(h->bands * 256); | |||
| 1247 | for (i = 0; i < h->bands * 256; i++) { | |||
| 1248 | PyObject *item; | |||
| 1249 | item = PyLong_FromLong(h->histogram[i]); | |||
| 1250 | if (item == NULL((void*)0)) { | |||
| 1251 | Py_DECREF(list)_Py_DECREF(((PyObject*)(list))); | |||
| 1252 | list = NULL((void*)0); | |||
| 1253 | break; | |||
| 1254 | } | |||
| 1255 | PyList_SetItem(list, i, item); | |||
| 1256 | } | |||
| 1257 | ||||
| 1258 | /* Destroy the histogram structure */ | |||
| 1259 | ImagingHistogramDelete(h); | |||
| 1260 | ||||
| 1261 | return list; | |||
| 1262 | } | |||
| 1263 | ||||
| 1264 | static PyObject * | |||
| 1265 | _entropy(ImagingObject *self, PyObject *args) { | |||
| 1266 | ImagingHistogram h; | |||
| 1267 | int idx, length; | |||
| 1268 | long sum; | |||
| 1269 | double entropy, fsum, p; | |||
| 1270 | union hist_extrema extrema; | |||
| 1271 | union hist_extrema *ep; | |||
| 1272 | ||||
| 1273 | PyObject *extremap = NULL((void*)0); | |||
| 1274 | ImagingObject *maskp = NULL((void*)0); | |||
| 1275 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "|OO!", &extremap, &Imaging_Type, &maskp)) { | |||
| 1276 | return NULL((void*)0); | |||
| 1277 | } | |||
| 1278 | ||||
| 1279 | /* Using a local var to avoid allocations. */ | |||
| 1280 | ep = parse_histogram_extremap(self, extremap, &extrema); | |||
| 1281 | h = ImagingGetHistogram(self->image, (maskp) ? maskp->image : NULL((void*)0), ep); | |||
| 1282 | ||||
| 1283 | if (!h) { | |||
| 1284 | return NULL((void*)0); | |||
| 1285 | } | |||
| 1286 | ||||
| 1287 | /* Calculate the histogram entropy */ | |||
| 1288 | /* First, sum the histogram data */ | |||
| 1289 | length = h->bands * 256; | |||
| 1290 | sum = 0; | |||
| 1291 | for (idx = 0; idx < length; idx++) { | |||
| 1292 | sum += h->histogram[idx]; | |||
| 1293 | } | |||
| 1294 | ||||
| 1295 | /* Next, normalize the histogram data, */ | |||
| 1296 | /* using the histogram sum value */ | |||
| 1297 | fsum = (double)sum; | |||
| 1298 | entropy = 0.0; | |||
| 1299 | for (idx = 0; idx < length; idx++) { | |||
| 1300 | p = (double)h->histogram[idx] / fsum; | |||
| 1301 | if (p != 0.0) { | |||
| 1302 | entropy += p * log(p) * M_LOG2E1.4426950408889634074; | |||
| 1303 | } | |||
| 1304 | } | |||
| 1305 | ||||
| 1306 | /* Destroy the histogram structure */ | |||
| 1307 | ImagingHistogramDelete(h); | |||
| 1308 | ||||
| 1309 | return PyFloat_FromDouble(-entropy); | |||
| 1310 | } | |||
| 1311 | ||||
| 1312 | #ifdef WITH_MODEFILTER | |||
| 1313 | static PyObject * | |||
| 1314 | _modefilter(ImagingObject *self, PyObject *args) { | |||
| 1315 | int size; | |||
| 1316 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i", &size)) { | |||
| 1317 | return NULL((void*)0); | |||
| 1318 | } | |||
| 1319 | ||||
| 1320 | return PyImagingNew(ImagingModeFilter(self->image, size)); | |||
| 1321 | } | |||
| 1322 | #endif | |||
| 1323 | ||||
| 1324 | static PyObject * | |||
| 1325 | _offset(ImagingObject *self, PyObject *args) { | |||
| 1326 | int xoffset, yoffset; | |||
| 1327 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "ii", &xoffset, &yoffset)) { | |||
| 1328 | return NULL((void*)0); | |||
| 1329 | } | |||
| 1330 | ||||
| 1331 | return PyImagingNew(ImagingOffset(self->image, xoffset, yoffset)); | |||
| 1332 | } | |||
| 1333 | ||||
| 1334 | static PyObject * | |||
| 1335 | _paste(ImagingObject *self, PyObject *args) { | |||
| 1336 | int status; | |||
| 1337 | char ink[4]; | |||
| 1338 | ||||
| 1339 | PyObject *source; | |||
| 1340 | int x0, y0, x1, y1; | |||
| 1341 | ImagingObject *maskp = NULL((void*)0); | |||
| 1342 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 1343 | args, "O(iiii)|O!", &source, &x0, &y0, &x1, &y1, &Imaging_Type, &maskp)) { | |||
| 1344 | return NULL((void*)0); | |||
| 1345 | } | |||
| 1346 | ||||
| 1347 | if (PyImaging_Check(source)((((PyObject*)(source))->ob_type) == &Imaging_Type)) { | |||
| 1348 | status = ImagingPaste( | |||
| 1349 | self->image, | |||
| 1350 | PyImaging_AsImaging(source), | |||
| 1351 | (maskp) ? maskp->image : NULL((void*)0), | |||
| 1352 | x0, | |||
| 1353 | y0, | |||
| 1354 | x1, | |||
| 1355 | y1); | |||
| 1356 | ||||
| 1357 | } else { | |||
| 1358 | if (!getink(source, self->image, ink)) { | |||
| 1359 | return NULL((void*)0); | |||
| 1360 | } | |||
| 1361 | status = ImagingFill2( | |||
| 1362 | self->image, ink, (maskp) ? maskp->image : NULL((void*)0), x0, y0, x1, y1); | |||
| 1363 | } | |||
| 1364 | ||||
| 1365 | if (status < 0) { | |||
| 1366 | return NULL((void*)0); | |||
| 1367 | } | |||
| 1368 | ||||
| 1369 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1370 | return Py_None(&_Py_NoneStruct); | |||
| 1371 | } | |||
| 1372 | ||||
| 1373 | static PyObject * | |||
| 1374 | _point(ImagingObject *self, PyObject *args) { | |||
| 1375 | static const char *wrong_number = "wrong number of lut entries"; | |||
| 1376 | ||||
| 1377 | Py_ssize_t n; | |||
| 1378 | int i, bands; | |||
| 1379 | Imaging im; | |||
| 1380 | ||||
| 1381 | PyObject *list; | |||
| 1382 | char *mode; | |||
| 1383 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Oz", &list, &mode)) { | |||
| 1384 | return NULL((void*)0); | |||
| 1385 | } | |||
| 1386 | ||||
| 1387 | if (mode && !strcmp(mode, "F")) { | |||
| 1388 | FLOAT32float *data; | |||
| 1389 | ||||
| 1390 | /* map from 8-bit data to floating point */ | |||
| 1391 | n = 256; | |||
| 1392 | data = getlist(list, &n, wrong_number, TYPE_FLOAT32(0x300 | sizeof(float))); | |||
| 1393 | if (!data) { | |||
| 1394 | return NULL((void*)0); | |||
| 1395 | } | |||
| 1396 | im = ImagingPoint(self->image, mode, (void *)data); | |||
| 1397 | free(data); | |||
| 1398 | ||||
| 1399 | } else if (!strcmp(self->image->mode, "I") && mode && !strcmp(mode, "L")) { | |||
| 1400 | UINT8unsigned char *data; | |||
| 1401 | ||||
| 1402 | /* map from 16-bit subset of 32-bit data to 8-bit */ | |||
| 1403 | /* FIXME: support arbitrary number of entries (requires API change) */ | |||
| 1404 | n = 65536; | |||
| 1405 | data = getlist(list, &n, wrong_number, TYPE_UINT8(0x100 | sizeof(unsigned char))); | |||
| 1406 | if (!data) { | |||
| 1407 | return NULL((void*)0); | |||
| 1408 | } | |||
| 1409 | im = ImagingPoint(self->image, mode, (void *)data); | |||
| 1410 | free(data); | |||
| 1411 | ||||
| 1412 | } else { | |||
| 1413 | INT32int *data; | |||
| 1414 | UINT8unsigned char lut[1024]; | |||
| 1415 | ||||
| 1416 | if (mode) { | |||
| 1417 | bands = getbands(mode); | |||
| 1418 | if (bands < 0) { | |||
| 1419 | return NULL((void*)0); | |||
| 1420 | } | |||
| 1421 | } else { | |||
| 1422 | bands = self->image->bands; | |||
| 1423 | } | |||
| 1424 | ||||
| 1425 | /* map to integer data */ | |||
| 1426 | n = 256 * bands; | |||
| 1427 | data = getlist(list, &n, wrong_number, TYPE_INT32(0x200 | sizeof(int))); | |||
| 1428 | if (!data) { | |||
| 1429 | return NULL((void*)0); | |||
| 1430 | } | |||
| 1431 | ||||
| 1432 | if (mode && !strcmp(mode, "I")) { | |||
| 1433 | im = ImagingPoint(self->image, mode, (void *)data); | |||
| 1434 | } else if (mode && bands > 1) { | |||
| 1435 | for (i = 0; i < 256; i++) { | |||
| 1436 | lut[i * 4] = CLIP8(data[i])((data[i]) <= 0 ? 0 : (data[i]) < 256 ? (data[i]) : 255 ); | |||
| 1437 | lut[i * 4 + 1] = CLIP8(data[i + 256])((data[i + 256]) <= 0 ? 0 : (data[i + 256]) < 256 ? (data [i + 256]) : 255); | |||
| 1438 | lut[i * 4 + 2] = CLIP8(data[i + 512])((data[i + 512]) <= 0 ? 0 : (data[i + 512]) < 256 ? (data [i + 512]) : 255); | |||
| 1439 | if (n > 768) { | |||
| 1440 | lut[i * 4 + 3] = CLIP8(data[i + 768])((data[i + 768]) <= 0 ? 0 : (data[i + 768]) < 256 ? (data [i + 768]) : 255); | |||
| 1441 | } | |||
| 1442 | } | |||
| 1443 | im = ImagingPoint(self->image, mode, (void *)lut); | |||
| 1444 | } else { | |||
| 1445 | /* map individual bands */ | |||
| 1446 | for (i = 0; i < n; i++) { | |||
| 1447 | lut[i] = CLIP8(data[i])((data[i]) <= 0 ? 0 : (data[i]) < 256 ? (data[i]) : 255 ); | |||
| 1448 | } | |||
| 1449 | im = ImagingPoint(self->image, mode, (void *)lut); | |||
| 1450 | } | |||
| 1451 | free(data); | |||
| 1452 | } | |||
| 1453 | ||||
| 1454 | return PyImagingNew(im); | |||
| 1455 | } | |||
| 1456 | ||||
| 1457 | static PyObject * | |||
| 1458 | _point_transform(ImagingObject *self, PyObject *args) { | |||
| 1459 | double scale = 1.0; | |||
| 1460 | double offset = 0.0; | |||
| 1461 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "|dd", &scale, &offset)) { | |||
| 1462 | return NULL((void*)0); | |||
| 1463 | } | |||
| 1464 | ||||
| 1465 | return PyImagingNew(ImagingPointTransform(self->image, scale, offset)); | |||
| 1466 | } | |||
| 1467 | ||||
| 1468 | static PyObject * | |||
| 1469 | _putdata(ImagingObject *self, PyObject *args) { | |||
| 1470 | Imaging image; | |||
| 1471 | // i & n are # pixels, require py_ssize_t. x can be as large as n. y, just because. | |||
| 1472 | Py_ssize_t n, i, x, y; | |||
| 1473 | ||||
| 1474 | PyObject *data; | |||
| 1475 | PyObject *seq = NULL((void*)0); | |||
| 1476 | PyObject *op; | |||
| 1477 | double scale = 1.0; | |||
| 1478 | double offset = 0.0; | |||
| 1479 | ||||
| 1480 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O|dd", &data, &scale, &offset)) { | |||
| 1481 | return NULL((void*)0); | |||
| 1482 | } | |||
| 1483 | ||||
| 1484 | if (!PySequence_Check(data)) { | |||
| 1485 | PyErr_SetString(PyExc_TypeError, must_be_sequence); | |||
| 1486 | return NULL((void*)0); | |||
| 1487 | } | |||
| 1488 | ||||
| 1489 | image = self->image; | |||
| 1490 | ||||
| 1491 | n = PyObject_LengthPyObject_Size(data); | |||
| 1492 | if (n > (Py_ssize_t)image->xsize * (Py_ssize_t)image->ysize) { | |||
| 1493 | PyErr_SetString(PyExc_TypeError, "too many data entries"); | |||
| 1494 | return NULL((void*)0); | |||
| 1495 | } | |||
| 1496 | ||||
| 1497 | if (image->image8) { | |||
| 1498 | if (PyBytes_Check(data)((((((PyObject*)(data))->ob_type))->tp_flags & ((1UL << 27))) != 0)) { | |||
| 1499 | unsigned char *p; | |||
| 1500 | p = (unsigned char *)PyBytes_AS_STRING(data)(((void) (0)), (((PyBytesObject *)(data))->ob_sval)); | |||
| 1501 | if (scale == 1.0 && offset == 0.0) { | |||
| 1502 | /* Plain string data */ | |||
| 1503 | for (i = y = 0; i < n; i += image->xsize, y++) { | |||
| 1504 | x = n - i; | |||
| 1505 | if (x > (int)image->xsize) { | |||
| 1506 | x = image->xsize; | |||
| 1507 | } | |||
| 1508 | memcpy(image->image8[y], p + i, x); | |||
| 1509 | } | |||
| 1510 | } else { | |||
| 1511 | /* Scaled and clipped string data */ | |||
| 1512 | for (i = x = y = 0; i < n; i++) { | |||
| 1513 | image->image8[y][x] = CLIP8((int)(p[i] * scale + offset))(((int)(p[i] * scale + offset)) <= 0 ? 0 : ((int)(p[i] * scale + offset)) < 256 ? ((int)(p[i] * scale + offset)) : 255); | |||
| 1514 | if (++x >= (int)image->xsize) { | |||
| 1515 | x = 0, y++; | |||
| 1516 | } | |||
| 1517 | } | |||
| 1518 | } | |||
| 1519 | } else { | |||
| 1520 | seq = PySequence_Fast(data, must_be_sequence); | |||
| 1521 | if (!seq) { | |||
| 1522 | PyErr_SetString(PyExc_TypeError, must_be_sequence); | |||
| 1523 | return NULL((void*)0); | |||
| 1524 | } | |||
| 1525 | if (scale == 1.0 && offset == 0.0) { | |||
| 1526 | /* Clipped data */ | |||
| 1527 | for (i = x = y = 0; i < n; i++) { | |||
| 1528 | op = PySequence_Fast_GET_ITEM(seq, i)(((((((PyObject*)(seq))->ob_type))->tp_flags & ((1UL << 25))) != 0) ? (((PyListObject *)(seq))->ob_item[ i]) : ((((void) (0)), (PyTupleObject *)(seq))->ob_item[i]) ); | |||
| 1529 | image->image8[y][x] = (UINT8unsigned char)CLIP8(PyLong_AsLong(op))((PyLong_AsLong(op)) <= 0 ? 0 : (PyLong_AsLong(op)) < 256 ? (PyLong_AsLong(op)) : 255); | |||
| 1530 | if (++x >= (int)image->xsize) { | |||
| 1531 | x = 0, y++; | |||
| 1532 | } | |||
| 1533 | } | |||
| 1534 | ||||
| 1535 | } else { | |||
| 1536 | /* Scaled and clipped data */ | |||
| 1537 | for (i = x = y = 0; i < n; i++) { | |||
| 1538 | PyObject *op = PySequence_Fast_GET_ITEM(seq, i)(((((((PyObject*)(seq))->ob_type))->tp_flags & ((1UL << 25))) != 0) ? (((PyListObject *)(seq))->ob_item[ i]) : ((((void) (0)), (PyTupleObject *)(seq))->ob_item[i]) ); | |||
| 1539 | image->image8[y][x] = | |||
| 1540 | CLIP8((int)(PyFloat_AsDouble(op) * scale + offset))(((int)(PyFloat_AsDouble(op) * scale + offset)) <= 0 ? 0 : ((int)(PyFloat_AsDouble(op) * scale + offset)) < 256 ? (( int)(PyFloat_AsDouble(op) * scale + offset)) : 255); | |||
| 1541 | if (++x >= (int)image->xsize) { | |||
| 1542 | x = 0, y++; | |||
| 1543 | } | |||
| 1544 | } | |||
| 1545 | } | |||
| 1546 | PyErr_Clear(); /* Avoid weird exceptions */ | |||
| 1547 | } | |||
| 1548 | } else { | |||
| 1549 | /* 32-bit images */ | |||
| 1550 | seq = PySequence_Fast(data, must_be_sequence); | |||
| 1551 | if (!seq) { | |||
| 1552 | PyErr_SetString(PyExc_TypeError, must_be_sequence); | |||
| 1553 | return NULL((void*)0); | |||
| 1554 | } | |||
| 1555 | switch (image->type) { | |||
| 1556 | case IMAGING_TYPE_INT321: | |||
| 1557 | for (i = x = y = 0; i < n; i++) { | |||
| 1558 | op = PySequence_Fast_GET_ITEM(seq, i)(((((((PyObject*)(seq))->ob_type))->tp_flags & ((1UL << 25))) != 0) ? (((PyListObject *)(seq))->ob_item[ i]) : ((((void) (0)), (PyTupleObject *)(seq))->ob_item[i]) ); | |||
| 1559 | IMAGING_PIXEL_INT32(image, x, y)((image)->image32[(y)][(x)]) = | |||
| 1560 | (INT32int)(PyFloat_AsDouble(op) * scale + offset); | |||
| 1561 | if (++x >= (int)image->xsize) { | |||
| 1562 | x = 0, y++; | |||
| 1563 | } | |||
| 1564 | } | |||
| 1565 | PyErr_Clear(); /* Avoid weird exceptions */ | |||
| 1566 | break; | |||
| 1567 | case IMAGING_TYPE_FLOAT322: | |||
| 1568 | for (i = x = y = 0; i < n; i++) { | |||
| 1569 | op = PySequence_Fast_GET_ITEM(seq, i)(((((((PyObject*)(seq))->ob_type))->tp_flags & ((1UL << 25))) != 0) ? (((PyListObject *)(seq))->ob_item[ i]) : ((((void) (0)), (PyTupleObject *)(seq))->ob_item[i]) ); | |||
| 1570 | IMAGING_PIXEL_FLOAT32(image, x, y)(((float *)(image)->image32[y])[x]) = | |||
| 1571 | (FLOAT32float)(PyFloat_AsDouble(op) * scale + offset); | |||
| 1572 | if (++x >= (int)image->xsize) { | |||
| 1573 | x = 0, y++; | |||
| 1574 | } | |||
| 1575 | } | |||
| 1576 | PyErr_Clear(); /* Avoid weird exceptions */ | |||
| 1577 | break; | |||
| 1578 | default: | |||
| 1579 | for (i = x = y = 0; i < n; i++) { | |||
| 1580 | union { | |||
| 1581 | char ink[4]; | |||
| 1582 | INT32int inkint; | |||
| 1583 | } u; | |||
| 1584 | ||||
| 1585 | u.inkint = 0; | |||
| 1586 | ||||
| 1587 | op = PySequence_Fast_GET_ITEM(seq, i)(((((((PyObject*)(seq))->ob_type))->tp_flags & ((1UL << 25))) != 0) ? (((PyListObject *)(seq))->ob_item[ i]) : ((((void) (0)), (PyTupleObject *)(seq))->ob_item[i]) ); | |||
| 1588 | if (!op || !getink(op, image, u.ink)) { | |||
| 1589 | Py_DECREF(seq)_Py_DECREF(((PyObject*)(seq))); | |||
| 1590 | return NULL((void*)0); | |||
| 1591 | } | |||
| 1592 | /* FIXME: what about scale and offset? */ | |||
| 1593 | image->image32[y][x] = u.inkint; | |||
| 1594 | if (++x >= (int)image->xsize) { | |||
| 1595 | x = 0, y++; | |||
| 1596 | } | |||
| 1597 | } | |||
| 1598 | PyErr_Clear(); /* Avoid weird exceptions */ | |||
| 1599 | break; | |||
| 1600 | } | |||
| 1601 | } | |||
| 1602 | ||||
| 1603 | Py_XDECREF(seq)_Py_XDECREF(((PyObject*)(seq))); | |||
| 1604 | ||||
| 1605 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1606 | return Py_None(&_Py_NoneStruct); | |||
| 1607 | } | |||
| 1608 | ||||
| 1609 | #ifdef WITH_QUANTIZE | |||
| 1610 | ||||
| 1611 | static PyObject * | |||
| 1612 | _quantize(ImagingObject *self, PyObject *args) { | |||
| 1613 | int colours = 256; | |||
| 1614 | int method = 0; | |||
| 1615 | int kmeans = 0; | |||
| 1616 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "|iii", &colours, &method, &kmeans)) { | |||
| 1617 | return NULL((void*)0); | |||
| 1618 | } | |||
| 1619 | ||||
| 1620 | if (!self->image->xsize || !self->image->ysize) { | |||
| 1621 | /* no content; return an empty image */ | |||
| 1622 | return PyImagingNew(ImagingNew("P", self->image->xsize, self->image->ysize)); | |||
| 1623 | } | |||
| 1624 | ||||
| 1625 | return PyImagingNew(ImagingQuantize(self->image, colours, method, kmeans)); | |||
| 1626 | } | |||
| 1627 | #endif | |||
| 1628 | ||||
| 1629 | static PyObject * | |||
| 1630 | _putpalette(ImagingObject *self, PyObject *args) { | |||
| 1631 | ImagingShuffler unpack; | |||
| 1632 | int bits; | |||
| 1633 | ||||
| 1634 | char *rawmode; | |||
| 1635 | UINT8unsigned char *palette; | |||
| 1636 | Py_ssize_t palettesize; | |||
| 1637 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "sy#", &rawmode, &palette, &palettesize)) { | |||
| 1638 | return NULL((void*)0); | |||
| 1639 | } | |||
| 1640 | ||||
| 1641 | if (strcmp(self->image->mode, "L") && strcmp(self->image->mode, "LA") && | |||
| 1642 | strcmp(self->image->mode, "P") && strcmp(self->image->mode, "PA")) { | |||
| 1643 | PyErr_SetString(PyExc_ValueError, wrong_mode); | |||
| 1644 | return NULL((void*)0); | |||
| 1645 | } | |||
| 1646 | ||||
| 1647 | unpack = ImagingFindUnpacker("RGB", rawmode, &bits); | |||
| 1648 | if (!unpack) { | |||
| 1649 | PyErr_SetString(PyExc_ValueError, wrong_raw_mode); | |||
| 1650 | return NULL((void*)0); | |||
| 1651 | } | |||
| 1652 | ||||
| 1653 | if (palettesize * 8 / bits > 256) { | |||
| 1654 | PyErr_SetString(PyExc_ValueError, wrong_palette_size); | |||
| 1655 | return NULL((void*)0); | |||
| 1656 | } | |||
| 1657 | ||||
| 1658 | ImagingPaletteDelete(self->image->palette); | |||
| 1659 | ||||
| 1660 | strcpy(self->image->mode, strlen(self->image->mode) == 2 ? "PA" : "P"); | |||
| 1661 | ||||
| 1662 | self->image->palette = ImagingPaletteNew("RGB"); | |||
| 1663 | ||||
| 1664 | unpack(self->image->palette->palette, palette, palettesize * 8 / bits); | |||
| 1665 | ||||
| 1666 | return PyLong_FromLong(palettesize * 8 / bits); | |||
| 1667 | } | |||
| 1668 | ||||
| 1669 | static PyObject * | |||
| 1670 | _putpalettealpha(ImagingObject *self, PyObject *args) { | |||
| 1671 | int index; | |||
| 1672 | int alpha = 0; | |||
| 1673 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i|i", &index, &alpha)) { | |||
| 1674 | return NULL((void*)0); | |||
| 1675 | } | |||
| 1676 | ||||
| 1677 | if (!self->image->palette) { | |||
| 1678 | PyErr_SetString(PyExc_ValueError, no_palette); | |||
| 1679 | return NULL((void*)0); | |||
| 1680 | } | |||
| 1681 | ||||
| 1682 | if (index < 0 || index >= 256) { | |||
| 1683 | PyErr_SetString(PyExc_ValueError, outside_palette); | |||
| 1684 | return NULL((void*)0); | |||
| 1685 | } | |||
| 1686 | ||||
| 1687 | strcpy(self->image->palette->mode, "RGBA"); | |||
| 1688 | self->image->palette->palette[index * 4 + 3] = (UINT8unsigned char)alpha; | |||
| 1689 | ||||
| 1690 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1691 | return Py_None(&_Py_NoneStruct); | |||
| 1692 | } | |||
| 1693 | ||||
| 1694 | static PyObject * | |||
| 1695 | _putpalettealphas(ImagingObject *self, PyObject *args) { | |||
| 1696 | int i; | |||
| 1697 | UINT8unsigned char *values; | |||
| 1698 | Py_ssize_t length; | |||
| 1699 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "y#", &values, &length)) { | |||
| 1700 | return NULL((void*)0); | |||
| 1701 | } | |||
| 1702 | ||||
| 1703 | if (!self->image->palette) { | |||
| 1704 | PyErr_SetString(PyExc_ValueError, no_palette); | |||
| 1705 | return NULL((void*)0); | |||
| 1706 | } | |||
| 1707 | ||||
| 1708 | if (length > 256) { | |||
| 1709 | PyErr_SetString(PyExc_ValueError, outside_palette); | |||
| 1710 | return NULL((void*)0); | |||
| 1711 | } | |||
| 1712 | ||||
| 1713 | strcpy(self->image->palette->mode, "RGBA"); | |||
| 1714 | for (i = 0; i < length; i++) { | |||
| 1715 | self->image->palette->palette[i * 4 + 3] = (UINT8unsigned char)values[i]; | |||
| 1716 | } | |||
| 1717 | ||||
| 1718 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1719 | return Py_None(&_Py_NoneStruct); | |||
| 1720 | } | |||
| 1721 | ||||
| 1722 | static PyObject * | |||
| 1723 | _putpixel(ImagingObject *self, PyObject *args) { | |||
| 1724 | Imaging im; | |||
| 1725 | char ink[4]; | |||
| 1726 | ||||
| 1727 | int x, y; | |||
| 1728 | PyObject *color; | |||
| 1729 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "(ii)O", &x, &y, &color)) { | |||
| 1730 | return NULL((void*)0); | |||
| 1731 | } | |||
| 1732 | ||||
| 1733 | im = self->image; | |||
| 1734 | ||||
| 1735 | if (x < 0) { | |||
| 1736 | x = im->xsize + x; | |||
| 1737 | } | |||
| 1738 | if (y < 0) { | |||
| 1739 | y = im->ysize + y; | |||
| 1740 | } | |||
| 1741 | ||||
| 1742 | if (x < 0 || x >= im->xsize || y < 0 || y >= im->ysize) { | |||
| 1743 | PyErr_SetString(PyExc_IndexError, outside_image); | |||
| 1744 | return NULL((void*)0); | |||
| 1745 | } | |||
| 1746 | ||||
| 1747 | if (!getink(color, im, ink)) { | |||
| 1748 | return NULL((void*)0); | |||
| 1749 | } | |||
| 1750 | ||||
| 1751 | if (self->access) { | |||
| 1752 | self->access->put_pixel(im, x, y, ink); | |||
| 1753 | } | |||
| 1754 | ||||
| 1755 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1756 | return Py_None(&_Py_NoneStruct); | |||
| 1757 | } | |||
| 1758 | ||||
| 1759 | #ifdef WITH_RANKFILTER | |||
| 1760 | static PyObject * | |||
| 1761 | _rankfilter(ImagingObject *self, PyObject *args) { | |||
| 1762 | int size, rank; | |||
| 1763 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "ii", &size, &rank)) { | |||
| 1764 | return NULL((void*)0); | |||
| 1765 | } | |||
| 1766 | ||||
| 1767 | return PyImagingNew(ImagingRankFilter(self->image, size, rank)); | |||
| 1768 | } | |||
| 1769 | #endif | |||
| 1770 | ||||
| 1771 | static PyObject * | |||
| 1772 | _resize(ImagingObject *self, PyObject *args) { | |||
| 1773 | Imaging imIn; | |||
| 1774 | Imaging imOut; | |||
| 1775 | ||||
| 1776 | int xsize, ysize; | |||
| 1777 | int filter = IMAGING_TRANSFORM_NEAREST0; | |||
| 1778 | float box[4] = {0, 0, 0, 0}; | |||
| 1779 | ||||
| 1780 | imIn = self->image; | |||
| 1781 | box[2] = imIn->xsize; | |||
| 1782 | box[3] = imIn->ysize; | |||
| 1783 | ||||
| 1784 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 1785 | args, | |||
| 1786 | "(ii)|i(ffff)", | |||
| 1787 | &xsize, | |||
| 1788 | &ysize, | |||
| 1789 | &filter, | |||
| 1790 | &box[0], | |||
| 1791 | &box[1], | |||
| 1792 | &box[2], | |||
| 1793 | &box[3])) { | |||
| 1794 | return NULL((void*)0); | |||
| 1795 | } | |||
| 1796 | ||||
| 1797 | if (xsize < 1 || ysize < 1) { | |||
| 1798 | return ImagingError_ValueError("height and width must be > 0"); | |||
| 1799 | } | |||
| 1800 | ||||
| 1801 | if (box[0] < 0 || box[1] < 0) { | |||
| 1802 | return ImagingError_ValueError("box offset can't be negative"); | |||
| 1803 | } | |||
| 1804 | ||||
| 1805 | if (box[2] > imIn->xsize || box[3] > imIn->ysize) { | |||
| 1806 | return ImagingError_ValueError("box can't exceed original image size"); | |||
| 1807 | } | |||
| 1808 | ||||
| 1809 | if (box[2] - box[0] < 0 || box[3] - box[1] < 0) { | |||
| 1810 | return ImagingError_ValueError("box can't be empty"); | |||
| 1811 | } | |||
| 1812 | ||||
| 1813 | // If box's coordinates are int and box size matches requested size | |||
| 1814 | if (box[0] - (int)box[0] == 0 && box[2] - box[0] == xsize && | |||
| 1815 | box[1] - (int)box[1] == 0 && box[3] - box[1] == ysize) { | |||
| 1816 | imOut = ImagingCrop(imIn, box[0], box[1], box[2], box[3]); | |||
| 1817 | } else if (filter == IMAGING_TRANSFORM_NEAREST0) { | |||
| 1818 | double a[6]; | |||
| 1819 | ||||
| 1820 | memset(a, 0, sizeof a); | |||
| 1821 | a[0] = (double)(box[2] - box[0]) / xsize; | |||
| 1822 | a[4] = (double)(box[3] - box[1]) / ysize; | |||
| 1823 | a[2] = box[0]; | |||
| 1824 | a[5] = box[1]; | |||
| 1825 | ||||
| 1826 | imOut = ImagingNewDirty(imIn->mode, xsize, ysize); | |||
| 1827 | ||||
| 1828 | imOut = ImagingTransform( | |||
| 1829 | imOut, imIn, IMAGING_TRANSFORM_AFFINE0, 0, 0, xsize, ysize, a, filter, 1); | |||
| 1830 | } else { | |||
| 1831 | imOut = ImagingResample(imIn, xsize, ysize, filter, box); | |||
| 1832 | } | |||
| 1833 | ||||
| 1834 | return PyImagingNew(imOut); | |||
| 1835 | } | |||
| 1836 | ||||
| 1837 | static PyObject * | |||
| 1838 | _reduce(ImagingObject *self, PyObject *args) { | |||
| 1839 | Imaging imIn; | |||
| 1840 | Imaging imOut; | |||
| 1841 | ||||
| 1842 | int xscale, yscale; | |||
| 1843 | int box[4] = {0, 0, 0, 0}; | |||
| 1844 | ||||
| 1845 | imIn = self->image; | |||
| 1846 | box[2] = imIn->xsize; | |||
| 1847 | box[3] = imIn->ysize; | |||
| 1848 | ||||
| 1849 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 1850 | args, | |||
| 1851 | "(ii)|(iiii)", | |||
| 1852 | &xscale, | |||
| 1853 | &yscale, | |||
| 1854 | &box[0], | |||
| 1855 | &box[1], | |||
| 1856 | &box[2], | |||
| 1857 | &box[3])) { | |||
| 1858 | return NULL((void*)0); | |||
| 1859 | } | |||
| 1860 | ||||
| 1861 | if (xscale < 1 || yscale < 1) { | |||
| 1862 | return ImagingError_ValueError("scale must be > 0"); | |||
| 1863 | } | |||
| 1864 | ||||
| 1865 | if (box[0] < 0 || box[1] < 0) { | |||
| 1866 | return ImagingError_ValueError("box offset can't be negative"); | |||
| 1867 | } | |||
| 1868 | ||||
| 1869 | if (box[2] > imIn->xsize || box[3] > imIn->ysize) { | |||
| 1870 | return ImagingError_ValueError("box can't exceed original image size"); | |||
| 1871 | } | |||
| 1872 | ||||
| 1873 | if (box[2] <= box[0] || box[3] <= box[1]) { | |||
| 1874 | return ImagingError_ValueError("box can't be empty"); | |||
| 1875 | } | |||
| 1876 | ||||
| 1877 | if (xscale == 1 && yscale == 1) { | |||
| 1878 | imOut = ImagingCrop(imIn, box[0], box[1], box[2], box[3]); | |||
| 1879 | } else { | |||
| 1880 | // Change box format: (left, top, width, height) | |||
| 1881 | box[2] -= box[0]; | |||
| 1882 | box[3] -= box[1]; | |||
| 1883 | imOut = ImagingReduce(imIn, xscale, yscale, box); | |||
| 1884 | } | |||
| 1885 | ||||
| 1886 | return PyImagingNew(imOut); | |||
| 1887 | } | |||
| 1888 | ||||
| 1889 | #define IS_RGB(mode)(!strcmp(mode, "RGB") || !strcmp(mode, "RGBA") || !strcmp(mode , "RGBX")) \ | |||
| 1890 | (!strcmp(mode, "RGB") || !strcmp(mode, "RGBA") || !strcmp(mode, "RGBX")) | |||
| 1891 | ||||
| 1892 | static PyObject * | |||
| 1893 | im_setmode(ImagingObject *self, PyObject *args) { | |||
| 1894 | /* attempt to modify the mode of an image in place */ | |||
| 1895 | ||||
| 1896 | Imaging im; | |||
| 1897 | ||||
| 1898 | char *mode; | |||
| 1899 | Py_ssize_t modelen; | |||
| 1900 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s#:setmode", &mode, &modelen)) { | |||
| 1901 | return NULL((void*)0); | |||
| 1902 | } | |||
| 1903 | ||||
| 1904 | im = self->image; | |||
| 1905 | ||||
| 1906 | /* move all logic in here to the libImaging primitive */ | |||
| 1907 | ||||
| 1908 | if (!strcmp(im->mode, mode)) { | |||
| 1909 | ; /* same mode; always succeeds */ | |||
| 1910 | } else if (IS_RGB(im->mode)(!strcmp(im->mode, "RGB") || !strcmp(im->mode, "RGBA") || !strcmp(im->mode, "RGBX")) && IS_RGB(mode)(!strcmp(mode, "RGB") || !strcmp(mode, "RGBA") || !strcmp(mode , "RGBX"))) { | |||
| 1911 | /* color to color */ | |||
| 1912 | strcpy(im->mode, mode); | |||
| 1913 | im->bands = modelen; | |||
| 1914 | if (!strcmp(mode, "RGBA")) { | |||
| 1915 | (void)ImagingFillBand(im, 3, 255); | |||
| 1916 | } | |||
| 1917 | } else { | |||
| 1918 | /* trying doing an in-place conversion */ | |||
| 1919 | if (!ImagingConvertInPlace(im, mode)) { | |||
| 1920 | return NULL((void*)0); | |||
| 1921 | } | |||
| 1922 | } | |||
| 1923 | ||||
| 1924 | if (self->access) { | |||
| 1925 | ImagingAccessDelete(im, self->access); | |||
| 1926 | } | |||
| 1927 | self->access = ImagingAccessNew(im); | |||
| 1928 | ||||
| 1929 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1930 | return Py_None(&_Py_NoneStruct); | |||
| 1931 | } | |||
| 1932 | ||||
| 1933 | static PyObject * | |||
| 1934 | _transform2(ImagingObject *self, PyObject *args) { | |||
| 1935 | static const char *wrong_number = "wrong number of matrix entries"; | |||
| 1936 | ||||
| 1937 | Imaging imOut; | |||
| 1938 | Py_ssize_t n; | |||
| 1939 | double *a; | |||
| 1940 | ||||
| 1941 | ImagingObject *imagep; | |||
| 1942 | int x0, y0, x1, y1; | |||
| 1943 | int method; | |||
| 1944 | PyObject *data; | |||
| 1945 | int filter = IMAGING_TRANSFORM_NEAREST0; | |||
| 1946 | int fill = 1; | |||
| 1947 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 1948 | args, | |||
| 1949 | "(iiii)O!iO|ii", | |||
| 1950 | &x0, | |||
| 1951 | &y0, | |||
| 1952 | &x1, | |||
| 1953 | &y1, | |||
| 1954 | &Imaging_Type, | |||
| 1955 | &imagep, | |||
| 1956 | &method, | |||
| 1957 | &data, | |||
| 1958 | &filter, | |||
| 1959 | &fill)) { | |||
| 1960 | return NULL((void*)0); | |||
| 1961 | } | |||
| 1962 | ||||
| 1963 | switch (method) { | |||
| 1964 | case IMAGING_TRANSFORM_AFFINE0: | |||
| 1965 | n = 6; | |||
| 1966 | break; | |||
| 1967 | case IMAGING_TRANSFORM_PERSPECTIVE2: | |||
| 1968 | n = 8; | |||
| 1969 | break; | |||
| 1970 | case IMAGING_TRANSFORM_QUAD3: | |||
| 1971 | n = 8; | |||
| 1972 | break; | |||
| 1973 | default: | |||
| 1974 | n = -1; /* force error */ | |||
| 1975 | } | |||
| 1976 | ||||
| 1977 | a = getlist(data, &n, wrong_number, TYPE_DOUBLE(0x400 | sizeof(double))); | |||
| 1978 | if (!a) { | |||
| 1979 | return NULL((void*)0); | |||
| 1980 | } | |||
| 1981 | ||||
| 1982 | imOut = ImagingTransform( | |||
| 1983 | self->image, imagep->image, method, x0, y0, x1, y1, a, filter, fill); | |||
| 1984 | ||||
| 1985 | free(a); | |||
| 1986 | ||||
| 1987 | if (!imOut) { | |||
| 1988 | return NULL((void*)0); | |||
| 1989 | } | |||
| 1990 | ||||
| 1991 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 1992 | return Py_None(&_Py_NoneStruct); | |||
| 1993 | } | |||
| 1994 | ||||
| 1995 | static PyObject * | |||
| 1996 | _transpose(ImagingObject *self, PyObject *args) { | |||
| 1997 | Imaging imIn; | |||
| 1998 | Imaging imOut; | |||
| 1999 | ||||
| 2000 | int op; | |||
| 2001 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i", &op)) { | |||
| 2002 | return NULL((void*)0); | |||
| 2003 | } | |||
| 2004 | ||||
| 2005 | imIn = self->image; | |||
| 2006 | ||||
| 2007 | switch (op) { | |||
| 2008 | case 0: /* flip left right */ | |||
| 2009 | case 1: /* flip top bottom */ | |||
| 2010 | case 3: /* rotate 180 */ | |||
| 2011 | imOut = ImagingNewDirty(imIn->mode, imIn->xsize, imIn->ysize); | |||
| 2012 | break; | |||
| 2013 | case 2: /* rotate 90 */ | |||
| 2014 | case 4: /* rotate 270 */ | |||
| 2015 | case 5: /* transpose */ | |||
| 2016 | case 6: /* transverse */ | |||
| 2017 | imOut = ImagingNewDirty(imIn->mode, imIn->ysize, imIn->xsize); | |||
| 2018 | break; | |||
| 2019 | default: | |||
| 2020 | PyErr_SetString(PyExc_ValueError, "No such transpose operation"); | |||
| 2021 | return NULL((void*)0); | |||
| 2022 | } | |||
| 2023 | ||||
| 2024 | if (imOut) { | |||
| 2025 | switch (op) { | |||
| 2026 | case 0: | |||
| 2027 | (void)ImagingFlipLeftRight(imOut, imIn); | |||
| 2028 | break; | |||
| 2029 | case 1: | |||
| 2030 | (void)ImagingFlipTopBottom(imOut, imIn); | |||
| 2031 | break; | |||
| 2032 | case 2: | |||
| 2033 | (void)ImagingRotate90(imOut, imIn); | |||
| 2034 | break; | |||
| 2035 | case 3: | |||
| 2036 | (void)ImagingRotate180(imOut, imIn); | |||
| 2037 | break; | |||
| 2038 | case 4: | |||
| 2039 | (void)ImagingRotate270(imOut, imIn); | |||
| 2040 | break; | |||
| 2041 | case 5: | |||
| 2042 | (void)ImagingTranspose(imOut, imIn); | |||
| 2043 | break; | |||
| 2044 | case 6: | |||
| 2045 | (void)ImagingTransverse(imOut, imIn); | |||
| 2046 | break; | |||
| 2047 | } | |||
| 2048 | } | |||
| 2049 | ||||
| 2050 | return PyImagingNew(imOut); | |||
| 2051 | } | |||
| 2052 | ||||
| 2053 | #ifdef WITH_UNSHARPMASK | |||
| 2054 | static PyObject * | |||
| 2055 | _unsharp_mask(ImagingObject *self, PyObject *args) { | |||
| 2056 | Imaging imIn; | |||
| 2057 | Imaging imOut; | |||
| 2058 | ||||
| 2059 | float radius; | |||
| 2060 | int percent, threshold; | |||
| 2061 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "fii", &radius, &percent, &threshold)) { | |||
| 2062 | return NULL((void*)0); | |||
| 2063 | } | |||
| 2064 | ||||
| 2065 | imIn = self->image; | |||
| 2066 | imOut = ImagingNewDirty(imIn->mode, imIn->xsize, imIn->ysize); | |||
| 2067 | if (!imOut) { | |||
| 2068 | return NULL((void*)0); | |||
| 2069 | } | |||
| 2070 | ||||
| 2071 | if (!ImagingUnsharpMask(imOut, imIn, radius, percent, threshold)) { | |||
| 2072 | return NULL((void*)0); | |||
| 2073 | } | |||
| 2074 | ||||
| 2075 | return PyImagingNew(imOut); | |||
| 2076 | } | |||
| 2077 | #endif | |||
| 2078 | ||||
| 2079 | static PyObject * | |||
| 2080 | _box_blur(ImagingObject *self, PyObject *args) { | |||
| 2081 | Imaging imIn; | |||
| 2082 | Imaging imOut; | |||
| 2083 | ||||
| 2084 | float radius; | |||
| 2085 | int n = 1; | |||
| 2086 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "f|i", &radius, &n)) { | |||
| 2087 | return NULL((void*)0); | |||
| 2088 | } | |||
| 2089 | ||||
| 2090 | imIn = self->image; | |||
| 2091 | imOut = ImagingNewDirty(imIn->mode, imIn->xsize, imIn->ysize); | |||
| 2092 | if (!imOut) { | |||
| 2093 | return NULL((void*)0); | |||
| 2094 | } | |||
| 2095 | ||||
| 2096 | if (!ImagingBoxBlur(imOut, imIn, radius, n)) { | |||
| 2097 | ImagingDelete(imOut); | |||
| 2098 | return NULL((void*)0); | |||
| 2099 | } | |||
| 2100 | ||||
| 2101 | return PyImagingNew(imOut); | |||
| 2102 | } | |||
| 2103 | ||||
| 2104 | /* -------------------------------------------------------------------- */ | |||
| 2105 | ||||
| 2106 | static PyObject * | |||
| 2107 | _isblock(ImagingObject *self) { | |||
| 2108 | return PyBool_FromLong(self->image->block != NULL((void*)0)); | |||
| 2109 | } | |||
| 2110 | ||||
| 2111 | static PyObject * | |||
| 2112 | _getbbox(ImagingObject *self) { | |||
| 2113 | int bbox[4]; | |||
| 2114 | if (!ImagingGetBBox(self->image, bbox)) { | |||
| 2115 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2116 | return Py_None(&_Py_NoneStruct); | |||
| 2117 | } | |||
| 2118 | ||||
| 2119 | return Py_BuildValue_Py_BuildValue_SizeT("iiii", bbox[0], bbox[1], bbox[2], bbox[3]); | |||
| 2120 | } | |||
| 2121 | ||||
| 2122 | static PyObject * | |||
| 2123 | _getcolors(ImagingObject *self, PyObject *args) { | |||
| 2124 | ImagingColorItem *items; | |||
| 2125 | int i, colors; | |||
| 2126 | PyObject *out; | |||
| 2127 | ||||
| 2128 | int maxcolors = 256; | |||
| 2129 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i:getcolors", &maxcolors)) { | |||
| 2130 | return NULL((void*)0); | |||
| 2131 | } | |||
| 2132 | ||||
| 2133 | items = ImagingGetColors(self->image, maxcolors, &colors); | |||
| 2134 | if (!items) { | |||
| 2135 | return NULL((void*)0); | |||
| 2136 | } | |||
| 2137 | ||||
| 2138 | if (colors > maxcolors) { | |||
| 2139 | out = Py_None(&_Py_NoneStruct); | |||
| 2140 | Py_INCREF(out)_Py_INCREF(((PyObject*)(out))); | |||
| 2141 | } else { | |||
| 2142 | out = PyList_New(colors); | |||
| 2143 | for (i = 0; i < colors; i++) { | |||
| 2144 | ImagingColorItem *v = &items[i]; | |||
| 2145 | PyObject *item = Py_BuildValue_Py_BuildValue_SizeT( | |||
| 2146 | "iN", v->count, getpixel(self->image, self->access, v->x, v->y)); | |||
| 2147 | PyList_SetItem(out, i, item); | |||
| 2148 | } | |||
| 2149 | } | |||
| 2150 | ||||
| 2151 | free(items); | |||
| 2152 | ||||
| 2153 | return out; | |||
| 2154 | } | |||
| 2155 | ||||
| 2156 | static PyObject * | |||
| 2157 | _getextrema(ImagingObject *self) { | |||
| 2158 | union { | |||
| 2159 | UINT8unsigned char u[2]; | |||
| 2160 | INT32int i[2]; | |||
| 2161 | FLOAT32float f[2]; | |||
| 2162 | UINT16unsigned short s[2]; | |||
| 2163 | } extrema; | |||
| 2164 | int status; | |||
| 2165 | ||||
| 2166 | status = ImagingGetExtrema(self->image, &extrema); | |||
| 2167 | if (status < 0) { | |||
| 2168 | return NULL((void*)0); | |||
| 2169 | } | |||
| 2170 | ||||
| 2171 | if (status) { | |||
| 2172 | switch (self->image->type) { | |||
| 2173 | case IMAGING_TYPE_UINT80: | |||
| 2174 | return Py_BuildValue_Py_BuildValue_SizeT("BB", extrema.u[0], extrema.u[1]); | |||
| 2175 | case IMAGING_TYPE_INT321: | |||
| 2176 | return Py_BuildValue_Py_BuildValue_SizeT("ii", extrema.i[0], extrema.i[1]); | |||
| 2177 | case IMAGING_TYPE_FLOAT322: | |||
| 2178 | return Py_BuildValue_Py_BuildValue_SizeT("dd", extrema.f[0], extrema.f[1]); | |||
| 2179 | case IMAGING_TYPE_SPECIAL3: | |||
| 2180 | if (strcmp(self->image->mode, "I;16") == 0) { | |||
| 2181 | return Py_BuildValue_Py_BuildValue_SizeT("HH", extrema.s[0], extrema.s[1]); | |||
| 2182 | } | |||
| 2183 | } | |||
| 2184 | } | |||
| 2185 | ||||
| 2186 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2187 | return Py_None(&_Py_NoneStruct); | |||
| 2188 | } | |||
| 2189 | ||||
| 2190 | static PyObject * | |||
| 2191 | _getprojection(ImagingObject *self) { | |||
| 2192 | unsigned char *xprofile; | |||
| 2193 | unsigned char *yprofile; | |||
| 2194 | PyObject *result; | |||
| 2195 | ||||
| 2196 | /* malloc check ok */ | |||
| 2197 | xprofile = malloc(self->image->xsize); | |||
| 2198 | yprofile = malloc(self->image->ysize); | |||
| 2199 | ||||
| 2200 | if (xprofile == NULL((void*)0) || yprofile == NULL((void*)0)) { | |||
| 2201 | free(xprofile); | |||
| 2202 | free(yprofile); | |||
| 2203 | return ImagingError_MemoryError(); | |||
| 2204 | } | |||
| 2205 | ||||
| 2206 | ImagingGetProjection( | |||
| 2207 | self->image, (unsigned char *)xprofile, (unsigned char *)yprofile); | |||
| 2208 | ||||
| 2209 | result = Py_BuildValue_Py_BuildValue_SizeT( | |||
| 2210 | "y#y#", | |||
| 2211 | xprofile, | |||
| 2212 | (Py_ssize_t)self->image->xsize, | |||
| 2213 | yprofile, | |||
| 2214 | (Py_ssize_t)self->image->ysize); | |||
| 2215 | ||||
| 2216 | free(xprofile); | |||
| 2217 | free(yprofile); | |||
| 2218 | ||||
| 2219 | return result; | |||
| 2220 | } | |||
| 2221 | ||||
| 2222 | /* -------------------------------------------------------------------- */ | |||
| 2223 | ||||
| 2224 | static PyObject * | |||
| 2225 | _getband(ImagingObject *self, PyObject *args) { | |||
| 2226 | int band; | |||
| 2227 | ||||
| 2228 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i", &band)) { | |||
| 2229 | return NULL((void*)0); | |||
| 2230 | } | |||
| 2231 | ||||
| 2232 | return PyImagingNew(ImagingGetBand(self->image, band)); | |||
| 2233 | } | |||
| 2234 | ||||
| 2235 | static PyObject * | |||
| 2236 | _fillband(ImagingObject *self, PyObject *args) { | |||
| 2237 | int band; | |||
| 2238 | int color; | |||
| 2239 | ||||
| 2240 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "ii", &band, &color)) { | |||
| 2241 | return NULL((void*)0); | |||
| 2242 | } | |||
| 2243 | ||||
| 2244 | if (!ImagingFillBand(self->image, band, color)) { | |||
| 2245 | return NULL((void*)0); | |||
| 2246 | } | |||
| 2247 | ||||
| 2248 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2249 | return Py_None(&_Py_NoneStruct); | |||
| 2250 | } | |||
| 2251 | ||||
| 2252 | static PyObject * | |||
| 2253 | _putband(ImagingObject *self, PyObject *args) { | |||
| 2254 | ImagingObject *imagep; | |||
| 2255 | int band; | |||
| 2256 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!i", &Imaging_Type, &imagep, &band)) { | |||
| 2257 | return NULL((void*)0); | |||
| 2258 | } | |||
| 2259 | ||||
| 2260 | if (!ImagingPutBand(self->image, imagep->image, band)) { | |||
| 2261 | return NULL((void*)0); | |||
| 2262 | } | |||
| 2263 | ||||
| 2264 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2265 | return Py_None(&_Py_NoneStruct); | |||
| 2266 | } | |||
| 2267 | ||||
| 2268 | static PyObject * | |||
| 2269 | _merge(PyObject *self, PyObject *args) { | |||
| 2270 | char *mode; | |||
| 2271 | ImagingObject *band0 = NULL((void*)0); | |||
| 2272 | ImagingObject *band1 = NULL((void*)0); | |||
| 2273 | ImagingObject *band2 = NULL((void*)0); | |||
| 2274 | ImagingObject *band3 = NULL((void*)0); | |||
| 2275 | Imaging bands[4] = {NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0)}; | |||
| 2276 | ||||
| 2277 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 2278 | args, | |||
| 2279 | "sO!|O!O!O!", | |||
| 2280 | &mode, | |||
| 2281 | &Imaging_Type, | |||
| 2282 | &band0, | |||
| 2283 | &Imaging_Type, | |||
| 2284 | &band1, | |||
| 2285 | &Imaging_Type, | |||
| 2286 | &band2, | |||
| 2287 | &Imaging_Type, | |||
| 2288 | &band3)) { | |||
| 2289 | return NULL((void*)0); | |||
| 2290 | } | |||
| 2291 | ||||
| 2292 | if (band0) { | |||
| 2293 | bands[0] = band0->image; | |||
| 2294 | } | |||
| 2295 | if (band1) { | |||
| 2296 | bands[1] = band1->image; | |||
| 2297 | } | |||
| 2298 | if (band2) { | |||
| 2299 | bands[2] = band2->image; | |||
| 2300 | } | |||
| 2301 | if (band3) { | |||
| 2302 | bands[3] = band3->image; | |||
| 2303 | } | |||
| 2304 | ||||
| 2305 | return PyImagingNew(ImagingMerge(mode, bands)); | |||
| 2306 | } | |||
| 2307 | ||||
| 2308 | static PyObject * | |||
| 2309 | _split(ImagingObject *self) { | |||
| 2310 | int fails = 0; | |||
| 2311 | Py_ssize_t i; | |||
| 2312 | PyObject *list; | |||
| 2313 | PyObject *imaging_object; | |||
| 2314 | Imaging bands[4] = {NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0)}; | |||
| 2315 | ||||
| 2316 | if (!ImagingSplit(self->image, bands)) { | |||
| 2317 | return NULL((void*)0); | |||
| 2318 | } | |||
| 2319 | ||||
| 2320 | list = PyTuple_New(self->image->bands); | |||
| 2321 | for (i = 0; i < self->image->bands; i++) { | |||
| 2322 | imaging_object = PyImagingNew(bands[i]); | |||
| 2323 | if (!imaging_object) { | |||
| 2324 | fails += 1; | |||
| 2325 | } | |||
| 2326 | PyTuple_SET_ITEM(list, i, imaging_object)PyTuple_SetItem(list, i, imaging_object); | |||
| 2327 | } | |||
| 2328 | if (fails) { | |||
| 2329 | Py_DECREF(list)_Py_DECREF(((PyObject*)(list))); | |||
| 2330 | list = NULL((void*)0); | |||
| 2331 | } | |||
| 2332 | return list; | |||
| 2333 | } | |||
| 2334 | ||||
| 2335 | /* -------------------------------------------------------------------- */ | |||
| 2336 | ||||
| 2337 | #ifdef WITH_IMAGECHOPS | |||
| 2338 | ||||
| 2339 | static PyObject * | |||
| 2340 | _chop_invert(ImagingObject *self) { | |||
| 2341 | return PyImagingNew(ImagingNegative(self->image)); | |||
| 2342 | } | |||
| 2343 | ||||
| 2344 | static PyObject * | |||
| 2345 | _chop_lighter(ImagingObject *self, PyObject *args) { | |||
| 2346 | ImagingObject *imagep; | |||
| 2347 | ||||
| 2348 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2349 | return NULL((void*)0); | |||
| 2350 | } | |||
| 2351 | ||||
| 2352 | return PyImagingNew(ImagingChopLighter(self->image, imagep->image)); | |||
| 2353 | } | |||
| 2354 | ||||
| 2355 | static PyObject * | |||
| 2356 | _chop_darker(ImagingObject *self, PyObject *args) { | |||
| 2357 | ImagingObject *imagep; | |||
| 2358 | ||||
| 2359 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2360 | return NULL((void*)0); | |||
| 2361 | } | |||
| 2362 | ||||
| 2363 | return PyImagingNew(ImagingChopDarker(self->image, imagep->image)); | |||
| 2364 | } | |||
| 2365 | ||||
| 2366 | static PyObject * | |||
| 2367 | _chop_difference(ImagingObject *self, PyObject *args) { | |||
| 2368 | ImagingObject *imagep; | |||
| 2369 | ||||
| 2370 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2371 | return NULL((void*)0); | |||
| 2372 | } | |||
| 2373 | ||||
| 2374 | return PyImagingNew(ImagingChopDifference(self->image, imagep->image)); | |||
| 2375 | } | |||
| 2376 | ||||
| 2377 | static PyObject * | |||
| 2378 | _chop_multiply(ImagingObject *self, PyObject *args) { | |||
| 2379 | ImagingObject *imagep; | |||
| 2380 | ||||
| 2381 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2382 | return NULL((void*)0); | |||
| 2383 | } | |||
| 2384 | ||||
| 2385 | return PyImagingNew(ImagingChopMultiply(self->image, imagep->image)); | |||
| 2386 | } | |||
| 2387 | ||||
| 2388 | static PyObject * | |||
| 2389 | _chop_screen(ImagingObject *self, PyObject *args) { | |||
| 2390 | ImagingObject *imagep; | |||
| 2391 | ||||
| 2392 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2393 | return NULL((void*)0); | |||
| 2394 | } | |||
| 2395 | ||||
| 2396 | return PyImagingNew(ImagingChopScreen(self->image, imagep->image)); | |||
| 2397 | } | |||
| 2398 | ||||
| 2399 | static PyObject * | |||
| 2400 | _chop_add(ImagingObject *self, PyObject *args) { | |||
| 2401 | ImagingObject *imagep; | |||
| 2402 | float scale; | |||
| 2403 | int offset; | |||
| 2404 | ||||
| 2405 | scale = 1.0; | |||
| 2406 | offset = 0; | |||
| 2407 | ||||
| 2408 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!|fi", &Imaging_Type, &imagep, &scale, &offset)) { | |||
| 2409 | return NULL((void*)0); | |||
| 2410 | } | |||
| 2411 | ||||
| 2412 | return PyImagingNew(ImagingChopAdd(self->image, imagep->image, scale, offset)); | |||
| 2413 | } | |||
| 2414 | ||||
| 2415 | static PyObject * | |||
| 2416 | _chop_subtract(ImagingObject *self, PyObject *args) { | |||
| 2417 | ImagingObject *imagep; | |||
| 2418 | float scale; | |||
| 2419 | int offset; | |||
| 2420 | ||||
| 2421 | scale = 1.0; | |||
| 2422 | offset = 0; | |||
| 2423 | ||||
| 2424 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!|fi", &Imaging_Type, &imagep, &scale, &offset)) { | |||
| 2425 | return NULL((void*)0); | |||
| 2426 | } | |||
| 2427 | ||||
| 2428 | return PyImagingNew(ImagingChopSubtract(self->image, imagep->image, scale, offset)); | |||
| 2429 | } | |||
| 2430 | ||||
| 2431 | static PyObject * | |||
| 2432 | _chop_and(ImagingObject *self, PyObject *args) { | |||
| 2433 | ImagingObject *imagep; | |||
| 2434 | ||||
| 2435 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2436 | return NULL((void*)0); | |||
| 2437 | } | |||
| 2438 | ||||
| 2439 | return PyImagingNew(ImagingChopAnd(self->image, imagep->image)); | |||
| 2440 | } | |||
| 2441 | ||||
| 2442 | static PyObject * | |||
| 2443 | _chop_or(ImagingObject *self, PyObject *args) { | |||
| 2444 | ImagingObject *imagep; | |||
| 2445 | ||||
| 2446 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2447 | return NULL((void*)0); | |||
| 2448 | } | |||
| 2449 | ||||
| 2450 | return PyImagingNew(ImagingChopOr(self->image, imagep->image)); | |||
| 2451 | } | |||
| 2452 | ||||
| 2453 | static PyObject * | |||
| 2454 | _chop_xor(ImagingObject *self, PyObject *args) { | |||
| 2455 | ImagingObject *imagep; | |||
| 2456 | ||||
| 2457 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2458 | return NULL((void*)0); | |||
| 2459 | } | |||
| 2460 | ||||
| 2461 | return PyImagingNew(ImagingChopXor(self->image, imagep->image)); | |||
| 2462 | } | |||
| 2463 | ||||
| 2464 | static PyObject * | |||
| 2465 | _chop_add_modulo(ImagingObject *self, PyObject *args) { | |||
| 2466 | ImagingObject *imagep; | |||
| 2467 | ||||
| 2468 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2469 | return NULL((void*)0); | |||
| 2470 | } | |||
| 2471 | ||||
| 2472 | return PyImagingNew(ImagingChopAddModulo(self->image, imagep->image)); | |||
| 2473 | } | |||
| 2474 | ||||
| 2475 | static PyObject * | |||
| 2476 | _chop_subtract_modulo(ImagingObject *self, PyObject *args) { | |||
| 2477 | ImagingObject *imagep; | |||
| 2478 | ||||
| 2479 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2480 | return NULL((void*)0); | |||
| 2481 | } | |||
| 2482 | ||||
| 2483 | return PyImagingNew(ImagingChopSubtractModulo(self->image, imagep->image)); | |||
| 2484 | } | |||
| 2485 | ||||
| 2486 | static PyObject * | |||
| 2487 | _chop_soft_light(ImagingObject *self, PyObject *args) { | |||
| 2488 | ImagingObject *imagep; | |||
| 2489 | ||||
| 2490 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2491 | return NULL((void*)0); | |||
| 2492 | } | |||
| 2493 | ||||
| 2494 | return PyImagingNew(ImagingChopSoftLight(self->image, imagep->image)); | |||
| 2495 | } | |||
| 2496 | ||||
| 2497 | static PyObject * | |||
| 2498 | _chop_hard_light(ImagingObject *self, PyObject *args) { | |||
| 2499 | ImagingObject *imagep; | |||
| 2500 | ||||
| 2501 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2502 | return NULL((void*)0); | |||
| 2503 | } | |||
| 2504 | ||||
| 2505 | return PyImagingNew(ImagingChopHardLight(self->image, imagep->image)); | |||
| 2506 | } | |||
| 2507 | ||||
| 2508 | static PyObject * | |||
| 2509 | _chop_overlay(ImagingObject *self, PyObject *args) { | |||
| 2510 | ImagingObject *imagep; | |||
| 2511 | ||||
| 2512 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!", &Imaging_Type, &imagep)) { | |||
| 2513 | return NULL((void*)0); | |||
| 2514 | } | |||
| 2515 | ||||
| 2516 | return PyImagingNew(ImagingOverlay(self->image, imagep->image)); | |||
| 2517 | } | |||
| 2518 | #endif | |||
| 2519 | ||||
| 2520 | /* -------------------------------------------------------------------- */ | |||
| 2521 | ||||
| 2522 | #ifdef WITH_IMAGEDRAW | |||
| 2523 | ||||
| 2524 | static PyObject * | |||
| 2525 | _font_new(PyObject *self_, PyObject *args) { | |||
| 2526 | ImagingFontObject *self; | |||
| 2527 | int i, y0, y1; | |||
| 2528 | static const char *wrong_length = "descriptor table has wrong size"; | |||
| 2529 | ||||
| 2530 | ImagingObject *imagep; | |||
| 2531 | unsigned char *glyphdata; | |||
| 2532 | Py_ssize_t glyphdata_length; | |||
| 2533 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 2534 | args, "O!y#", &Imaging_Type, &imagep, &glyphdata, &glyphdata_length)) { | |||
| 2535 | return NULL((void*)0); | |||
| 2536 | } | |||
| 2537 | ||||
| 2538 | if (glyphdata_length != 256 * 20) { | |||
| 2539 | PyErr_SetString(PyExc_ValueError, wrong_length); | |||
| 2540 | return NULL((void*)0); | |||
| 2541 | } | |||
| 2542 | ||||
| 2543 | self = PyObject_New(ImagingFontObject, &ImagingFont_Type)( (ImagingFontObject *) _PyObject_New(&ImagingFont_Type) ); | |||
| 2544 | if (self == NULL((void*)0)) { | |||
| 2545 | return NULL((void*)0); | |||
| 2546 | } | |||
| 2547 | ||||
| 2548 | /* glyph bitmap */ | |||
| 2549 | self->bitmap = imagep->image; | |||
| 2550 | ||||
| 2551 | y0 = y1 = 0; | |||
| 2552 | ||||
| 2553 | /* glyph glyphs */ | |||
| 2554 | for (i = 0; i < 256; i++) { | |||
| 2555 | self->glyphs[i].dx = S16(B16(glyphdata, 0))((((((int)glyphdata[(0)]) << 8) + glyphdata[(0) + 1])) < 32768 ? (((((int)glyphdata[(0)]) << 8) + glyphdata[(0) + 1])) : ((((((int)glyphdata[(0)]) << 8) + glyphdata[( 0) + 1]))-65536)); | |||
| 2556 | self->glyphs[i].dy = S16(B16(glyphdata, 2))((((((int)glyphdata[(2)]) << 8) + glyphdata[(2) + 1])) < 32768 ? (((((int)glyphdata[(2)]) << 8) + glyphdata[(2) + 1])) : ((((((int)glyphdata[(2)]) << 8) + glyphdata[( 2) + 1]))-65536)); | |||
| 2557 | self->glyphs[i].dx0 = S16(B16(glyphdata, 4))((((((int)glyphdata[(4)]) << 8) + glyphdata[(4) + 1])) < 32768 ? (((((int)glyphdata[(4)]) << 8) + glyphdata[(4) + 1])) : ((((((int)glyphdata[(4)]) << 8) + glyphdata[( 4) + 1]))-65536)); | |||
| 2558 | self->glyphs[i].dy0 = S16(B16(glyphdata, 6))((((((int)glyphdata[(6)]) << 8) + glyphdata[(6) + 1])) < 32768 ? (((((int)glyphdata[(6)]) << 8) + glyphdata[(6) + 1])) : ((((((int)glyphdata[(6)]) << 8) + glyphdata[( 6) + 1]))-65536)); | |||
| 2559 | self->glyphs[i].dx1 = S16(B16(glyphdata, 8))((((((int)glyphdata[(8)]) << 8) + glyphdata[(8) + 1])) < 32768 ? (((((int)glyphdata[(8)]) << 8) + glyphdata[(8) + 1])) : ((((((int)glyphdata[(8)]) << 8) + glyphdata[( 8) + 1]))-65536)); | |||
| 2560 | self->glyphs[i].dy1 = S16(B16(glyphdata, 10))((((((int)glyphdata[(10)]) << 8) + glyphdata[(10) + 1]) ) < 32768 ? (((((int)glyphdata[(10)]) << 8) + glyphdata [(10) + 1])) : ((((((int)glyphdata[(10)]) << 8) + glyphdata [(10) + 1]))-65536)); | |||
| 2561 | self->glyphs[i].sx0 = S16(B16(glyphdata, 12))((((((int)glyphdata[(12)]) << 8) + glyphdata[(12) + 1]) ) < 32768 ? (((((int)glyphdata[(12)]) << 8) + glyphdata [(12) + 1])) : ((((((int)glyphdata[(12)]) << 8) + glyphdata [(12) + 1]))-65536)); | |||
| 2562 | self->glyphs[i].sy0 = S16(B16(glyphdata, 14))((((((int)glyphdata[(14)]) << 8) + glyphdata[(14) + 1]) ) < 32768 ? (((((int)glyphdata[(14)]) << 8) + glyphdata [(14) + 1])) : ((((((int)glyphdata[(14)]) << 8) + glyphdata [(14) + 1]))-65536)); | |||
| 2563 | self->glyphs[i].sx1 = S16(B16(glyphdata, 16))((((((int)glyphdata[(16)]) << 8) + glyphdata[(16) + 1]) ) < 32768 ? (((((int)glyphdata[(16)]) << 8) + glyphdata [(16) + 1])) : ((((((int)glyphdata[(16)]) << 8) + glyphdata [(16) + 1]))-65536)); | |||
| 2564 | self->glyphs[i].sy1 = S16(B16(glyphdata, 18))((((((int)glyphdata[(18)]) << 8) + glyphdata[(18) + 1]) ) < 32768 ? (((((int)glyphdata[(18)]) << 8) + glyphdata [(18) + 1])) : ((((((int)glyphdata[(18)]) << 8) + glyphdata [(18) + 1]))-65536)); | |||
| 2565 | if (self->glyphs[i].dy0 < y0) { | |||
| 2566 | y0 = self->glyphs[i].dy0; | |||
| 2567 | } | |||
| 2568 | if (self->glyphs[i].dy1 > y1) { | |||
| 2569 | y1 = self->glyphs[i].dy1; | |||
| 2570 | } | |||
| 2571 | glyphdata += 20; | |||
| 2572 | } | |||
| 2573 | ||||
| 2574 | self->baseline = -y0; | |||
| 2575 | self->ysize = y1 - y0; | |||
| 2576 | ||||
| 2577 | /* keep a reference to the bitmap object */ | |||
| 2578 | Py_INCREF(imagep)_Py_INCREF(((PyObject*)(imagep))); | |||
| 2579 | self->ref = imagep; | |||
| 2580 | ||||
| 2581 | return (PyObject *)self; | |||
| 2582 | } | |||
| 2583 | ||||
| 2584 | static void | |||
| 2585 | _font_dealloc(ImagingFontObject *self) { | |||
| 2586 | Py_XDECREF(self->ref)_Py_XDECREF(((PyObject*)(self->ref))); | |||
| 2587 | PyObject_DelPyObject_Free(self); | |||
| 2588 | } | |||
| 2589 | ||||
| 2590 | static inline int | |||
| 2591 | textwidth(ImagingFontObject *self, const unsigned char *text) { | |||
| 2592 | int xsize; | |||
| 2593 | ||||
| 2594 | for (xsize = 0; *text; text++) { | |||
| 2595 | xsize += self->glyphs[*text].dx; | |||
| 2596 | } | |||
| 2597 | ||||
| 2598 | return xsize; | |||
| 2599 | } | |||
| 2600 | ||||
| 2601 | void | |||
| 2602 | _font_text_asBytes(PyObject *encoded_string, unsigned char **text) { | |||
| 2603 | /* Allocates *text, returns a 'new reference'. Caller is required to free */ | |||
| 2604 | ||||
| 2605 | PyObject *bytes = NULL((void*)0); | |||
| 2606 | Py_ssize_t len = 0; | |||
| 2607 | char *buffer; | |||
| 2608 | ||||
| 2609 | *text = NULL((void*)0); | |||
| 2610 | ||||
| 2611 | if (PyUnicode_CheckExact(encoded_string)((((PyObject*)(encoded_string))->ob_type) == &PyUnicode_Type )) { | |||
| 2612 | bytes = PyUnicode_AsLatin1String(encoded_string); | |||
| 2613 | if (!bytes) { | |||
| 2614 | return; | |||
| 2615 | } | |||
| 2616 | PyBytes_AsStringAndSize(bytes, &buffer, &len); | |||
| 2617 | } else if (PyBytes_Check(encoded_string)((((((PyObject*)(encoded_string))->ob_type))->tp_flags & ((1UL << 27))) != 0)) { | |||
| 2618 | PyBytes_AsStringAndSize(encoded_string, &buffer, &len); | |||
| 2619 | } | |||
| 2620 | ||||
| 2621 | *text = calloc(len + 1, 1); | |||
| 2622 | if (*text) { | |||
| 2623 | memcpy(*text, buffer, len); | |||
| 2624 | } else { | |||
| 2625 | ImagingError_MemoryError(); | |||
| 2626 | } | |||
| 2627 | if (bytes) { | |||
| 2628 | Py_DECREF(bytes)_Py_DECREF(((PyObject*)(bytes))); | |||
| 2629 | } | |||
| 2630 | ||||
| 2631 | return; | |||
| 2632 | } | |||
| 2633 | ||||
| 2634 | static PyObject * | |||
| 2635 | _font_getmask(ImagingFontObject *self, PyObject *args) { | |||
| 2636 | Imaging im; | |||
| 2637 | Imaging bitmap; | |||
| 2638 | int x, b; | |||
| 2639 | int i = 0; | |||
| 2640 | int status; | |||
| 2641 | Glyph *glyph; | |||
| 2642 | ||||
| 2643 | PyObject *encoded_string; | |||
| 2644 | ||||
| 2645 | unsigned char *text; | |||
| 2646 | char *mode = ""; | |||
| 2647 | ||||
| 2648 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O|s:getmask", &encoded_string, &mode)) { | |||
| 2649 | return NULL((void*)0); | |||
| 2650 | } | |||
| 2651 | ||||
| 2652 | _font_text_asBytes(encoded_string, &text); | |||
| 2653 | if (!text) { | |||
| 2654 | return NULL((void*)0); | |||
| 2655 | } | |||
| 2656 | ||||
| 2657 | im = ImagingNew(self->bitmap->mode, textwidth(self, text), self->ysize); | |||
| 2658 | if (!im) { | |||
| 2659 | free(text); | |||
| 2660 | return ImagingError_MemoryError(); | |||
| 2661 | } | |||
| 2662 | ||||
| 2663 | b = 0; | |||
| 2664 | (void)ImagingFill(im, &b); | |||
| 2665 | ||||
| 2666 | b = self->baseline; | |||
| 2667 | for (x = 0; text[i]; i++) { | |||
| 2668 | glyph = &self->glyphs[text[i]]; | |||
| 2669 | bitmap = | |||
| 2670 | ImagingCrop(self->bitmap, glyph->sx0, glyph->sy0, glyph->sx1, glyph->sy1); | |||
| 2671 | if (!bitmap) { | |||
| 2672 | goto failed; | |||
| 2673 | } | |||
| 2674 | status = ImagingPaste( | |||
| 2675 | im, | |||
| 2676 | bitmap, | |||
| 2677 | NULL((void*)0), | |||
| 2678 | glyph->dx0 + x, | |||
| 2679 | glyph->dy0 + b, | |||
| 2680 | glyph->dx1 + x, | |||
| 2681 | glyph->dy1 + b); | |||
| 2682 | ImagingDelete(bitmap); | |||
| 2683 | if (status < 0) { | |||
| 2684 | goto failed; | |||
| 2685 | } | |||
| 2686 | x = x + glyph->dx; | |||
| 2687 | b = b + glyph->dy; | |||
| 2688 | } | |||
| 2689 | free(text); | |||
| 2690 | return PyImagingNew(im); | |||
| 2691 | ||||
| 2692 | failed: | |||
| 2693 | free(text); | |||
| 2694 | ImagingDelete(im); | |||
| 2695 | Py_RETURN_NONEreturn _Py_INCREF(((PyObject*)((&_Py_NoneStruct)))), (& _Py_NoneStruct); | |||
| 2696 | } | |||
| 2697 | ||||
| 2698 | static PyObject * | |||
| 2699 | _font_getsize(ImagingFontObject *self, PyObject *args) { | |||
| 2700 | unsigned char *text; | |||
| 2701 | PyObject *encoded_string; | |||
| 2702 | PyObject *val; | |||
| 2703 | ||||
| 2704 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O:getsize", &encoded_string)) { | |||
| 2705 | return NULL((void*)0); | |||
| 2706 | } | |||
| 2707 | ||||
| 2708 | _font_text_asBytes(encoded_string, &text); | |||
| 2709 | if (!text) { | |||
| 2710 | return NULL((void*)0); | |||
| 2711 | } | |||
| 2712 | ||||
| 2713 | val = Py_BuildValue_Py_BuildValue_SizeT("ii", textwidth(self, text), self->ysize); | |||
| 2714 | free(text); | |||
| 2715 | return val; | |||
| 2716 | } | |||
| 2717 | ||||
| 2718 | static struct PyMethodDef _font_methods[] = { | |||
| 2719 | {"getmask", (PyCFunction)_font_getmask, METH_VARARGS0x0001}, | |||
| 2720 | {"getsize", (PyCFunction)_font_getsize, METH_VARARGS0x0001}, | |||
| 2721 | {NULL((void*)0), NULL((void*)0)} /* sentinel */ | |||
| 2722 | }; | |||
| 2723 | ||||
| 2724 | /* -------------------------------------------------------------------- */ | |||
| 2725 | ||||
| 2726 | static PyObject * | |||
| 2727 | _draw_new(PyObject *self_, PyObject *args) { | |||
| 2728 | ImagingDrawObject *self; | |||
| 2729 | ||||
| 2730 | ImagingObject *imagep; | |||
| 2731 | int blend = 0; | |||
| 2732 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O!|i", &Imaging_Type, &imagep, &blend)) { | |||
| 2733 | return NULL((void*)0); | |||
| 2734 | } | |||
| 2735 | ||||
| 2736 | self = PyObject_New(ImagingDrawObject, &ImagingDraw_Type)( (ImagingDrawObject *) _PyObject_New(&ImagingDraw_Type) ); | |||
| 2737 | if (self == NULL((void*)0)) { | |||
| 2738 | return NULL((void*)0); | |||
| 2739 | } | |||
| 2740 | ||||
| 2741 | /* keep a reference to the image object */ | |||
| 2742 | Py_INCREF(imagep)_Py_INCREF(((PyObject*)(imagep))); | |||
| 2743 | self->image = imagep; | |||
| 2744 | ||||
| 2745 | self->ink[0] = self->ink[1] = self->ink[2] = self->ink[3] = 0; | |||
| 2746 | ||||
| 2747 | self->blend = blend; | |||
| 2748 | ||||
| 2749 | return (PyObject *)self; | |||
| 2750 | } | |||
| 2751 | ||||
| 2752 | static void | |||
| 2753 | _draw_dealloc(ImagingDrawObject *self) { | |||
| 2754 | Py_XDECREF(self->image)_Py_XDECREF(((PyObject*)(self->image))); | |||
| 2755 | PyObject_DelPyObject_Free(self); | |||
| 2756 | } | |||
| 2757 | ||||
| 2758 | extern Py_ssize_t | |||
| 2759 | PyPath_Flatten(PyObject *data, double **xy); | |||
| 2760 | ||||
| 2761 | static PyObject * | |||
| 2762 | _draw_ink(ImagingDrawObject *self, PyObject *args) { | |||
| 2763 | INT32int ink = 0; | |||
| 2764 | PyObject *color; | |||
| 2765 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "O", &color)) { | |||
| 2766 | return NULL((void*)0); | |||
| 2767 | } | |||
| 2768 | ||||
| 2769 | if (!getink(color, self->image->image, (char *)&ink)) { | |||
| 2770 | return NULL((void*)0); | |||
| 2771 | } | |||
| 2772 | ||||
| 2773 | return PyLong_FromLong((int)ink); | |||
| 2774 | } | |||
| 2775 | ||||
| 2776 | static PyObject * | |||
| 2777 | _draw_arc(ImagingDrawObject *self, PyObject *args) { | |||
| 2778 | double *xy; | |||
| 2779 | Py_ssize_t n; | |||
| 2780 | ||||
| 2781 | PyObject *data; | |||
| 2782 | int ink; | |||
| 2783 | int width = 0; | |||
| 2784 | float start, end; | |||
| 2785 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Offi|i", &data, &start, &end, &ink, &width)) { | |||
| 2786 | return NULL((void*)0); | |||
| 2787 | } | |||
| 2788 | ||||
| 2789 | n = PyPath_Flatten(data, &xy); | |||
| 2790 | if (n < 0) { | |||
| 2791 | return NULL((void*)0); | |||
| 2792 | } | |||
| 2793 | if (n != 2) { | |||
| 2794 | PyErr_SetString(PyExc_TypeError, must_be_two_coordinates); | |||
| 2795 | free(xy); | |||
| 2796 | return NULL((void*)0); | |||
| 2797 | } | |||
| 2798 | ||||
| 2799 | n = ImagingDrawArc( | |||
| 2800 | self->image->image, | |||
| 2801 | (int)xy[0], | |||
| 2802 | (int)xy[1], | |||
| 2803 | (int)xy[2], | |||
| 2804 | (int)xy[3], | |||
| 2805 | start, | |||
| 2806 | end, | |||
| 2807 | &ink, | |||
| 2808 | width, | |||
| 2809 | self->blend); | |||
| 2810 | ||||
| 2811 | free(xy); | |||
| 2812 | ||||
| 2813 | if (n < 0) { | |||
| 2814 | return NULL((void*)0); | |||
| 2815 | } | |||
| 2816 | ||||
| 2817 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2818 | return Py_None(&_Py_NoneStruct); | |||
| 2819 | } | |||
| 2820 | ||||
| 2821 | static PyObject * | |||
| 2822 | _draw_bitmap(ImagingDrawObject *self, PyObject *args) { | |||
| 2823 | double *xy; | |||
| 2824 | Py_ssize_t n; | |||
| 2825 | ||||
| 2826 | PyObject *data; | |||
| 2827 | ImagingObject *bitmap; | |||
| 2828 | int ink; | |||
| 2829 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "OO!i", &data, &Imaging_Type, &bitmap, &ink)) { | |||
| 2830 | return NULL((void*)0); | |||
| 2831 | } | |||
| 2832 | ||||
| 2833 | n = PyPath_Flatten(data, &xy); | |||
| 2834 | if (n < 0) { | |||
| 2835 | return NULL((void*)0); | |||
| 2836 | } | |||
| 2837 | if (n != 1) { | |||
| 2838 | PyErr_SetString( | |||
| 2839 | PyExc_TypeError, "coordinate list must contain exactly 1 coordinate"); | |||
| 2840 | free(xy); | |||
| 2841 | return NULL((void*)0); | |||
| 2842 | } | |||
| 2843 | ||||
| 2844 | n = ImagingDrawBitmap( | |||
| 2845 | self->image->image, (int)xy[0], (int)xy[1], bitmap->image, &ink, self->blend); | |||
| 2846 | ||||
| 2847 | free(xy); | |||
| 2848 | ||||
| 2849 | if (n < 0) { | |||
| 2850 | return NULL((void*)0); | |||
| 2851 | } | |||
| 2852 | ||||
| 2853 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2854 | return Py_None(&_Py_NoneStruct); | |||
| 2855 | } | |||
| 2856 | ||||
| 2857 | static PyObject * | |||
| 2858 | _draw_chord(ImagingDrawObject *self, PyObject *args) { | |||
| 2859 | double *xy; | |||
| 2860 | Py_ssize_t n; | |||
| 2861 | ||||
| 2862 | PyObject *data; | |||
| 2863 | int ink, fill; | |||
| 2864 | int width = 0; | |||
| 2865 | float start, end; | |||
| 2866 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Offii|i", &data, &start, &end, &ink, &fill, &width)) { | |||
| 2867 | return NULL((void*)0); | |||
| 2868 | } | |||
| 2869 | ||||
| 2870 | n = PyPath_Flatten(data, &xy); | |||
| 2871 | if (n < 0) { | |||
| 2872 | return NULL((void*)0); | |||
| 2873 | } | |||
| 2874 | if (n != 2) { | |||
| 2875 | PyErr_SetString(PyExc_TypeError, must_be_two_coordinates); | |||
| 2876 | free(xy); | |||
| 2877 | return NULL((void*)0); | |||
| 2878 | } | |||
| 2879 | ||||
| 2880 | n = ImagingDrawChord( | |||
| 2881 | self->image->image, | |||
| 2882 | (int)xy[0], | |||
| 2883 | (int)xy[1], | |||
| 2884 | (int)xy[2], | |||
| 2885 | (int)xy[3], | |||
| 2886 | start, | |||
| 2887 | end, | |||
| 2888 | &ink, | |||
| 2889 | fill, | |||
| 2890 | width, | |||
| 2891 | self->blend); | |||
| 2892 | ||||
| 2893 | free(xy); | |||
| 2894 | ||||
| 2895 | if (n < 0) { | |||
| 2896 | return NULL((void*)0); | |||
| 2897 | } | |||
| 2898 | ||||
| 2899 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2900 | return Py_None(&_Py_NoneStruct); | |||
| 2901 | } | |||
| 2902 | ||||
| 2903 | static PyObject * | |||
| 2904 | _draw_ellipse(ImagingDrawObject *self, PyObject *args) { | |||
| 2905 | double *xy; | |||
| 2906 | Py_ssize_t n; | |||
| 2907 | ||||
| 2908 | PyObject *data; | |||
| 2909 | int ink; | |||
| 2910 | int fill = 0; | |||
| 2911 | int width = 0; | |||
| 2912 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Oi|ii", &data, &ink, &fill, &width)) { | |||
| 2913 | return NULL((void*)0); | |||
| 2914 | } | |||
| 2915 | ||||
| 2916 | n = PyPath_Flatten(data, &xy); | |||
| 2917 | if (n < 0) { | |||
| 2918 | return NULL((void*)0); | |||
| 2919 | } | |||
| 2920 | if (n != 2) { | |||
| 2921 | PyErr_SetString(PyExc_TypeError, must_be_two_coordinates); | |||
| 2922 | free(xy); | |||
| 2923 | return NULL((void*)0); | |||
| 2924 | } | |||
| 2925 | ||||
| 2926 | n = ImagingDrawEllipse( | |||
| 2927 | self->image->image, | |||
| 2928 | (int)xy[0], | |||
| 2929 | (int)xy[1], | |||
| 2930 | (int)xy[2], | |||
| 2931 | (int)xy[3], | |||
| 2932 | &ink, | |||
| 2933 | fill, | |||
| 2934 | width, | |||
| 2935 | self->blend); | |||
| 2936 | ||||
| 2937 | free(xy); | |||
| 2938 | ||||
| 2939 | if (n < 0) { | |||
| 2940 | return NULL((void*)0); | |||
| 2941 | } | |||
| 2942 | ||||
| 2943 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 2944 | return Py_None(&_Py_NoneStruct); | |||
| 2945 | } | |||
| 2946 | ||||
| 2947 | static PyObject * | |||
| 2948 | _draw_lines(ImagingDrawObject *self, PyObject *args) { | |||
| 2949 | double *xy; | |||
| 2950 | Py_ssize_t i, n; | |||
| 2951 | ||||
| 2952 | PyObject *data; | |||
| 2953 | int ink; | |||
| 2954 | int width = 0; | |||
| 2955 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Oi|i", &data, &ink, &width)) { | |||
| 2956 | return NULL((void*)0); | |||
| 2957 | } | |||
| 2958 | ||||
| 2959 | n = PyPath_Flatten(data, &xy); | |||
| 2960 | if (n < 0) { | |||
| 2961 | return NULL((void*)0); | |||
| 2962 | } | |||
| 2963 | ||||
| 2964 | if (width <= 1) { | |||
| 2965 | double *p = NULL((void*)0); | |||
| 2966 | for (i = 0; i < n - 1; i++) { | |||
| 2967 | p = &xy[i + i]; | |||
| 2968 | if (ImagingDrawLine( | |||
| 2969 | self->image->image, | |||
| 2970 | (int)p[0], | |||
| 2971 | (int)p[1], | |||
| 2972 | (int)p[2], | |||
| 2973 | (int)p[3], | |||
| 2974 | &ink, | |||
| 2975 | self->blend) < 0) { | |||
| 2976 | free(xy); | |||
| 2977 | return NULL((void*)0); | |||
| 2978 | } | |||
| 2979 | } | |||
| 2980 | if (p) { /* draw last point */ | |||
| 2981 | ImagingDrawPoint( | |||
| 2982 | self->image->image, (int)p[2], (int)p[3], &ink, self->blend); | |||
| 2983 | } | |||
| 2984 | } else { | |||
| 2985 | for (i = 0; i < n - 1; i++) { | |||
| 2986 | double *p = &xy[i + i]; | |||
| 2987 | if (ImagingDrawWideLine( | |||
| 2988 | self->image->image, | |||
| 2989 | (int)p[0], | |||
| 2990 | (int)p[1], | |||
| 2991 | (int)p[2], | |||
| 2992 | (int)p[3], | |||
| 2993 | &ink, | |||
| 2994 | width, | |||
| 2995 | self->blend) < 0) { | |||
| 2996 | free(xy); | |||
| 2997 | return NULL((void*)0); | |||
| 2998 | } | |||
| 2999 | } | |||
| 3000 | } | |||
| 3001 | ||||
| 3002 | free(xy); | |||
| 3003 | ||||
| 3004 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3005 | return Py_None(&_Py_NoneStruct); | |||
| 3006 | } | |||
| 3007 | ||||
| 3008 | static PyObject * | |||
| 3009 | _draw_points(ImagingDrawObject *self, PyObject *args) { | |||
| 3010 | double *xy; | |||
| 3011 | Py_ssize_t i, n; | |||
| 3012 | ||||
| 3013 | PyObject *data; | |||
| 3014 | int ink; | |||
| 3015 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Oi", &data, &ink)) { | |||
| 3016 | return NULL((void*)0); | |||
| 3017 | } | |||
| 3018 | ||||
| 3019 | n = PyPath_Flatten(data, &xy); | |||
| 3020 | if (n < 0) { | |||
| 3021 | return NULL((void*)0); | |||
| 3022 | } | |||
| 3023 | ||||
| 3024 | for (i = 0; i < n; i++) { | |||
| 3025 | double *p = &xy[i + i]; | |||
| 3026 | if (ImagingDrawPoint( | |||
| 3027 | self->image->image, (int)p[0], (int)p[1], &ink, self->blend) < 0) { | |||
| 3028 | free(xy); | |||
| 3029 | return NULL((void*)0); | |||
| 3030 | } | |||
| 3031 | } | |||
| 3032 | ||||
| 3033 | free(xy); | |||
| 3034 | ||||
| 3035 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3036 | return Py_None(&_Py_NoneStruct); | |||
| 3037 | } | |||
| 3038 | ||||
| 3039 | #ifdef WITH_ARROW | |||
| 3040 | ||||
| 3041 | /* from outline.c */ | |||
| 3042 | extern ImagingOutline | |||
| 3043 | PyOutline_AsOutline(PyObject *outline); | |||
| 3044 | ||||
| 3045 | static PyObject * | |||
| 3046 | _draw_outline(ImagingDrawObject *self, PyObject *args) { | |||
| 3047 | ImagingOutline outline; | |||
| 3048 | ||||
| 3049 | PyObject *outline_; | |||
| 3050 | int ink; | |||
| 3051 | int fill = 0; | |||
| 3052 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Oi|i", &outline_, &ink, &fill)) { | |||
| 3053 | return NULL((void*)0); | |||
| 3054 | } | |||
| 3055 | ||||
| 3056 | outline = PyOutline_AsOutline(outline_); | |||
| 3057 | if (!outline) { | |||
| 3058 | PyErr_SetString(PyExc_TypeError, "expected outline object"); | |||
| 3059 | return NULL((void*)0); | |||
| 3060 | } | |||
| 3061 | ||||
| 3062 | if (ImagingDrawOutline(self->image->image, outline, &ink, fill, self->blend) < 0) { | |||
| 3063 | return NULL((void*)0); | |||
| 3064 | } | |||
| 3065 | ||||
| 3066 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3067 | return Py_None(&_Py_NoneStruct); | |||
| 3068 | } | |||
| 3069 | ||||
| 3070 | #endif | |||
| 3071 | ||||
| 3072 | static PyObject * | |||
| 3073 | _draw_pieslice(ImagingDrawObject *self, PyObject *args) { | |||
| 3074 | double *xy; | |||
| 3075 | Py_ssize_t n; | |||
| 3076 | ||||
| 3077 | PyObject *data; | |||
| 3078 | int ink, fill; | |||
| 3079 | int width = 0; | |||
| 3080 | float start, end; | |||
| 3081 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Offii|i", &data, &start, &end, &ink, &fill, &width)) { | |||
| 3082 | return NULL((void*)0); | |||
| 3083 | } | |||
| 3084 | ||||
| 3085 | n = PyPath_Flatten(data, &xy); | |||
| 3086 | if (n < 0) { | |||
| 3087 | return NULL((void*)0); | |||
| 3088 | } | |||
| 3089 | if (n != 2) { | |||
| 3090 | PyErr_SetString(PyExc_TypeError, must_be_two_coordinates); | |||
| 3091 | free(xy); | |||
| 3092 | return NULL((void*)0); | |||
| 3093 | } | |||
| 3094 | ||||
| 3095 | n = ImagingDrawPieslice( | |||
| 3096 | self->image->image, | |||
| 3097 | (int)xy[0], | |||
| 3098 | (int)xy[1], | |||
| 3099 | (int)xy[2], | |||
| 3100 | (int)xy[3], | |||
| 3101 | start, | |||
| 3102 | end, | |||
| 3103 | &ink, | |||
| 3104 | fill, | |||
| 3105 | width, | |||
| 3106 | self->blend); | |||
| 3107 | ||||
| 3108 | free(xy); | |||
| 3109 | ||||
| 3110 | if (n < 0) { | |||
| 3111 | return NULL((void*)0); | |||
| 3112 | } | |||
| 3113 | ||||
| 3114 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3115 | return Py_None(&_Py_NoneStruct); | |||
| 3116 | } | |||
| 3117 | ||||
| 3118 | static PyObject * | |||
| 3119 | _draw_polygon(ImagingDrawObject *self, PyObject *args) { | |||
| 3120 | double *xy; | |||
| 3121 | int *ixy; | |||
| 3122 | Py_ssize_t n, i; | |||
| 3123 | ||||
| 3124 | PyObject *data; | |||
| 3125 | int ink; | |||
| 3126 | int fill = 0; | |||
| 3127 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Oi|i", &data, &ink, &fill)) { | |||
| 3128 | return NULL((void*)0); | |||
| 3129 | } | |||
| 3130 | ||||
| 3131 | n = PyPath_Flatten(data, &xy); | |||
| 3132 | if (n < 0) { | |||
| 3133 | return NULL((void*)0); | |||
| 3134 | } | |||
| 3135 | if (n < 2) { | |||
| 3136 | PyErr_SetString( | |||
| 3137 | PyExc_TypeError, "coordinate list must contain at least 2 coordinates"); | |||
| 3138 | free(xy); | |||
| 3139 | return NULL((void*)0); | |||
| 3140 | } | |||
| 3141 | ||||
| 3142 | /* Copy list of vertices to array */ | |||
| 3143 | ixy = (int *)calloc(n, 2 * sizeof(int)); | |||
| 3144 | if (ixy == NULL((void*)0)) { | |||
| 3145 | free(xy); | |||
| 3146 | return ImagingError_MemoryError(); | |||
| 3147 | } | |||
| 3148 | ||||
| 3149 | for (i = 0; i < n; i++) { | |||
| 3150 | ixy[i + i] = (int)xy[i + i]; | |||
| 3151 | ixy[i + i + 1] = (int)xy[i + i + 1]; | |||
| 3152 | } | |||
| 3153 | ||||
| 3154 | free(xy); | |||
| 3155 | ||||
| 3156 | if (ImagingDrawPolygon(self->image->image, n, ixy, &ink, fill, self->blend) < 0) { | |||
| 3157 | free(ixy); | |||
| 3158 | return NULL((void*)0); | |||
| 3159 | } | |||
| 3160 | ||||
| 3161 | free(ixy); | |||
| 3162 | ||||
| 3163 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3164 | return Py_None(&_Py_NoneStruct); | |||
| 3165 | } | |||
| 3166 | ||||
| 3167 | static PyObject * | |||
| 3168 | _draw_rectangle(ImagingDrawObject *self, PyObject *args) { | |||
| 3169 | double *xy; | |||
| 3170 | Py_ssize_t n; | |||
| 3171 | ||||
| 3172 | PyObject *data; | |||
| 3173 | int ink; | |||
| 3174 | int fill = 0; | |||
| 3175 | int width = 0; | |||
| 3176 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "Oi|ii", &data, &ink, &fill, &width)) { | |||
| 3177 | return NULL((void*)0); | |||
| 3178 | } | |||
| 3179 | ||||
| 3180 | n = PyPath_Flatten(data, &xy); | |||
| 3181 | if (n < 0) { | |||
| 3182 | return NULL((void*)0); | |||
| 3183 | } | |||
| 3184 | if (n != 2) { | |||
| 3185 | PyErr_SetString(PyExc_TypeError, must_be_two_coordinates); | |||
| 3186 | free(xy); | |||
| 3187 | return NULL((void*)0); | |||
| 3188 | } | |||
| 3189 | ||||
| 3190 | n = ImagingDrawRectangle( | |||
| 3191 | self->image->image, | |||
| 3192 | (int)xy[0], | |||
| 3193 | (int)xy[1], | |||
| 3194 | (int)xy[2], | |||
| 3195 | (int)xy[3], | |||
| 3196 | &ink, | |||
| 3197 | fill, | |||
| 3198 | width, | |||
| 3199 | self->blend); | |||
| 3200 | ||||
| 3201 | free(xy); | |||
| 3202 | ||||
| 3203 | if (n < 0) { | |||
| 3204 | return NULL((void*)0); | |||
| 3205 | } | |||
| 3206 | ||||
| 3207 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3208 | return Py_None(&_Py_NoneStruct); | |||
| 3209 | } | |||
| 3210 | ||||
| 3211 | static struct PyMethodDef _draw_methods[] = { | |||
| 3212 | #ifdef WITH_IMAGEDRAW | |||
| 3213 | /* Graphics (ImageDraw) */ | |||
| 3214 | {"draw_lines", (PyCFunction)_draw_lines, METH_VARARGS0x0001}, | |||
| 3215 | #ifdef WITH_ARROW | |||
| 3216 | {"draw_outline", (PyCFunction)_draw_outline, METH_VARARGS0x0001}, | |||
| 3217 | #endif | |||
| 3218 | {"draw_polygon", (PyCFunction)_draw_polygon, METH_VARARGS0x0001}, | |||
| 3219 | {"draw_rectangle", (PyCFunction)_draw_rectangle, METH_VARARGS0x0001}, | |||
| 3220 | {"draw_points", (PyCFunction)_draw_points, METH_VARARGS0x0001}, | |||
| 3221 | {"draw_arc", (PyCFunction)_draw_arc, METH_VARARGS0x0001}, | |||
| 3222 | {"draw_bitmap", (PyCFunction)_draw_bitmap, METH_VARARGS0x0001}, | |||
| 3223 | {"draw_chord", (PyCFunction)_draw_chord, METH_VARARGS0x0001}, | |||
| 3224 | {"draw_ellipse", (PyCFunction)_draw_ellipse, METH_VARARGS0x0001}, | |||
| 3225 | {"draw_pieslice", (PyCFunction)_draw_pieslice, METH_VARARGS0x0001}, | |||
| 3226 | {"draw_ink", (PyCFunction)_draw_ink, METH_VARARGS0x0001}, | |||
| 3227 | #endif | |||
| 3228 | {NULL((void*)0), NULL((void*)0)} /* sentinel */ | |||
| 3229 | }; | |||
| 3230 | ||||
| 3231 | #endif | |||
| 3232 | ||||
| 3233 | static PyObject * | |||
| 3234 | pixel_access_new(ImagingObject *imagep, PyObject *args) { | |||
| 3235 | PixelAccessObject *self; | |||
| 3236 | ||||
| 3237 | int readonly = 0; | |||
| 3238 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "|i", &readonly)) { | |||
| 3239 | return NULL((void*)0); | |||
| 3240 | } | |||
| 3241 | ||||
| 3242 | self = PyObject_New(PixelAccessObject, &PixelAccess_Type)( (PixelAccessObject *) _PyObject_New(&PixelAccess_Type) ); | |||
| 3243 | if (self == NULL((void*)0)) { | |||
| 3244 | return NULL((void*)0); | |||
| 3245 | } | |||
| 3246 | ||||
| 3247 | /* keep a reference to the image object */ | |||
| 3248 | Py_INCREF(imagep)_Py_INCREF(((PyObject*)(imagep))); | |||
| 3249 | self->image = imagep; | |||
| 3250 | ||||
| 3251 | self->readonly = readonly; | |||
| 3252 | ||||
| 3253 | return (PyObject *)self; | |||
| 3254 | } | |||
| 3255 | ||||
| 3256 | static void | |||
| 3257 | pixel_access_dealloc(PixelAccessObject *self) { | |||
| 3258 | Py_XDECREF(self->image)_Py_XDECREF(((PyObject*)(self->image))); | |||
| 3259 | PyObject_DelPyObject_Free(self); | |||
| 3260 | } | |||
| 3261 | ||||
| 3262 | static PyObject * | |||
| 3263 | pixel_access_getitem(PixelAccessObject *self, PyObject *xy) { | |||
| 3264 | int x, y; | |||
| 3265 | if (_getxy(xy, &x, &y)) { | |||
| 3266 | return NULL((void*)0); | |||
| 3267 | } | |||
| 3268 | ||||
| 3269 | return getpixel(self->image->image, self->image->access, x, y); | |||
| 3270 | } | |||
| 3271 | ||||
| 3272 | static int | |||
| 3273 | pixel_access_setitem(PixelAccessObject *self, PyObject *xy, PyObject *color) { | |||
| 3274 | Imaging im = self->image->image; | |||
| 3275 | char ink[4]; | |||
| 3276 | int x, y; | |||
| 3277 | ||||
| 3278 | if (self->readonly) { | |||
| 3279 | (void)ImagingError_ValueError(readonly); | |||
| 3280 | return -1; | |||
| 3281 | } | |||
| 3282 | ||||
| 3283 | if (_getxy(xy, &x, &y)) { | |||
| 3284 | return -1; | |||
| 3285 | } | |||
| 3286 | ||||
| 3287 | if (x < 0) { | |||
| 3288 | x = im->xsize + x; | |||
| 3289 | } | |||
| 3290 | if (y < 0) { | |||
| 3291 | y = im->ysize + y; | |||
| 3292 | } | |||
| 3293 | ||||
| 3294 | if (x < 0 || x >= im->xsize || y < 0 || y >= im->ysize) { | |||
| 3295 | PyErr_SetString(PyExc_IndexError, outside_image); | |||
| 3296 | return -1; | |||
| 3297 | } | |||
| 3298 | ||||
| 3299 | if (!color) { /* FIXME: raise exception? */ | |||
| 3300 | return 0; | |||
| 3301 | } | |||
| 3302 | ||||
| 3303 | if (!getink(color, im, ink)) { | |||
| 3304 | return -1; | |||
| 3305 | } | |||
| 3306 | ||||
| 3307 | self->image->access->put_pixel(im, x, y, ink); | |||
| 3308 | ||||
| 3309 | return 0; | |||
| 3310 | } | |||
| 3311 | ||||
| 3312 | /* -------------------------------------------------------------------- */ | |||
| 3313 | /* EFFECTS (experimental) */ | |||
| 3314 | /* -------------------------------------------------------------------- */ | |||
| 3315 | ||||
| 3316 | #ifdef WITH_EFFECTS | |||
| 3317 | ||||
| 3318 | static PyObject * | |||
| 3319 | _effect_mandelbrot(ImagingObject *self, PyObject *args) { | |||
| 3320 | int xsize = 512; | |||
| 3321 | int ysize = 512; | |||
| 3322 | double extent[4]; | |||
| 3323 | int quality = 100; | |||
| 3324 | ||||
| 3325 | extent[0] = -3; | |||
| 3326 | extent[1] = -2.5; | |||
| 3327 | extent[2] = 2; | |||
| 3328 | extent[3] = 2.5; | |||
| 3329 | ||||
| 3330 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT( | |||
| 3331 | args, | |||
| 3332 | "|(ii)(dddd)i", | |||
| 3333 | &xsize, | |||
| 3334 | &ysize, | |||
| 3335 | &extent[0], | |||
| 3336 | &extent[1], | |||
| 3337 | &extent[2], | |||
| 3338 | &extent[3], | |||
| 3339 | &quality)) { | |||
| 3340 | return NULL((void*)0); | |||
| 3341 | } | |||
| 3342 | ||||
| 3343 | return PyImagingNew(ImagingEffectMandelbrot(xsize, ysize, extent, quality)); | |||
| 3344 | } | |||
| 3345 | ||||
| 3346 | static PyObject * | |||
| 3347 | _effect_noise(ImagingObject *self, PyObject *args) { | |||
| 3348 | int xsize, ysize; | |||
| 3349 | float sigma = 128; | |||
| 3350 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "(ii)|f", &xsize, &ysize, &sigma)) { | |||
| 3351 | return NULL((void*)0); | |||
| 3352 | } | |||
| 3353 | ||||
| 3354 | return PyImagingNew(ImagingEffectNoise(xsize, ysize, sigma)); | |||
| 3355 | } | |||
| 3356 | ||||
| 3357 | static PyObject * | |||
| 3358 | _effect_spread(ImagingObject *self, PyObject *args) { | |||
| 3359 | int dist; | |||
| 3360 | ||||
| 3361 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i", &dist)) { | |||
| 3362 | return NULL((void*)0); | |||
| 3363 | } | |||
| 3364 | ||||
| 3365 | return PyImagingNew(ImagingEffectSpread(self->image, dist)); | |||
| 3366 | } | |||
| 3367 | ||||
| 3368 | #endif | |||
| 3369 | ||||
| 3370 | /* -------------------------------------------------------------------- */ | |||
| 3371 | /* UTILITIES */ | |||
| 3372 | /* -------------------------------------------------------------------- */ | |||
| 3373 | ||||
| 3374 | static PyObject * | |||
| 3375 | _getcodecstatus(PyObject *self, PyObject *args) { | |||
| 3376 | int status; | |||
| 3377 | char *msg; | |||
| 3378 | ||||
| 3379 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i", &status)) { | |||
| 3380 | return NULL((void*)0); | |||
| 3381 | } | |||
| 3382 | ||||
| 3383 | switch (status) { | |||
| 3384 | case IMAGING_CODEC_OVERRUN-1: | |||
| 3385 | msg = "buffer overrun"; | |||
| 3386 | break; | |||
| 3387 | case IMAGING_CODEC_BROKEN-2: | |||
| 3388 | msg = "broken data stream"; | |||
| 3389 | break; | |||
| 3390 | case IMAGING_CODEC_UNKNOWN-3: | |||
| 3391 | msg = "unrecognized data stream contents"; | |||
| 3392 | break; | |||
| 3393 | case IMAGING_CODEC_CONFIG-8: | |||
| 3394 | msg = "codec configuration error"; | |||
| 3395 | break; | |||
| 3396 | case IMAGING_CODEC_MEMORY-9: | |||
| 3397 | msg = "out of memory"; | |||
| 3398 | break; | |||
| 3399 | default: | |||
| 3400 | Py_RETURN_NONEreturn _Py_INCREF(((PyObject*)((&_Py_NoneStruct)))), (& _Py_NoneStruct); | |||
| 3401 | } | |||
| 3402 | ||||
| 3403 | return PyUnicode_FromString(msg); | |||
| 3404 | } | |||
| 3405 | ||||
| 3406 | /* -------------------------------------------------------------------- */ | |||
| 3407 | /* DEBUGGING HELPERS */ | |||
| 3408 | /* -------------------------------------------------------------------- */ | |||
| 3409 | ||||
| 3410 | static PyObject * | |||
| 3411 | _save_ppm(ImagingObject *self, PyObject *args) { | |||
| 3412 | char *filename; | |||
| 3413 | ||||
| 3414 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "s", &filename)) { | |||
| 3415 | return NULL((void*)0); | |||
| 3416 | } | |||
| 3417 | ||||
| 3418 | if (!ImagingSavePPM(self->image, filename)) { | |||
| 3419 | return NULL((void*)0); | |||
| 3420 | } | |||
| 3421 | ||||
| 3422 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3423 | return Py_None(&_Py_NoneStruct); | |||
| 3424 | } | |||
| 3425 | ||||
| 3426 | /* -------------------------------------------------------------------- */ | |||
| 3427 | ||||
| 3428 | /* methods */ | |||
| 3429 | ||||
| 3430 | static struct PyMethodDef methods[] = { | |||
| 3431 | ||||
| 3432 | /* Put commonly used methods first */ | |||
| 3433 | {"getpixel", (PyCFunction)_getpixel, METH_VARARGS0x0001}, | |||
| 3434 | {"putpixel", (PyCFunction)_putpixel, METH_VARARGS0x0001}, | |||
| 3435 | ||||
| 3436 | {"pixel_access", (PyCFunction)pixel_access_new, METH_VARARGS0x0001}, | |||
| 3437 | ||||
| 3438 | /* Standard processing methods (Image) */ | |||
| 3439 | {"color_lut_3d", (PyCFunction)_color_lut_3d, METH_VARARGS0x0001}, | |||
| 3440 | {"convert", (PyCFunction)_convert, METH_VARARGS0x0001}, | |||
| 3441 | {"convert2", (PyCFunction)_convert2, METH_VARARGS0x0001}, | |||
| 3442 | {"convert_matrix", (PyCFunction)_convert_matrix, METH_VARARGS0x0001}, | |||
| 3443 | {"convert_transparent", (PyCFunction)_convert_transparent, METH_VARARGS0x0001}, | |||
| 3444 | {"copy", (PyCFunction)_copy, METH_VARARGS0x0001}, | |||
| 3445 | {"crop", (PyCFunction)_crop, METH_VARARGS0x0001}, | |||
| 3446 | {"expand", (PyCFunction)_expand_image, METH_VARARGS0x0001}, | |||
| 3447 | {"filter", (PyCFunction)_filter, METH_VARARGS0x0001}, | |||
| 3448 | {"histogram", (PyCFunction)_histogram, METH_VARARGS0x0001}, | |||
| 3449 | {"entropy", (PyCFunction)_entropy, METH_VARARGS0x0001}, | |||
| 3450 | #ifdef WITH_MODEFILTER | |||
| 3451 | {"modefilter", (PyCFunction)_modefilter, METH_VARARGS0x0001}, | |||
| 3452 | #endif | |||
| 3453 | {"offset", (PyCFunction)_offset, METH_VARARGS0x0001}, | |||
| 3454 | {"paste", (PyCFunction)_paste, METH_VARARGS0x0001}, | |||
| 3455 | {"point", (PyCFunction)_point, METH_VARARGS0x0001}, | |||
| 3456 | {"point_transform", (PyCFunction)_point_transform, METH_VARARGS0x0001}, | |||
| 3457 | {"putdata", (PyCFunction)_putdata, METH_VARARGS0x0001}, | |||
| 3458 | #ifdef WITH_QUANTIZE | |||
| 3459 | {"quantize", (PyCFunction)_quantize, METH_VARARGS0x0001}, | |||
| 3460 | #endif | |||
| 3461 | #ifdef WITH_RANKFILTER | |||
| 3462 | {"rankfilter", (PyCFunction)_rankfilter, METH_VARARGS0x0001}, | |||
| 3463 | #endif | |||
| 3464 | {"resize", (PyCFunction)_resize, METH_VARARGS0x0001}, | |||
| 3465 | {"reduce", (PyCFunction)_reduce, METH_VARARGS0x0001}, | |||
| 3466 | {"transpose", (PyCFunction)_transpose, METH_VARARGS0x0001}, | |||
| 3467 | {"transform2", (PyCFunction)_transform2, METH_VARARGS0x0001}, | |||
| 3468 | ||||
| 3469 | {"isblock", (PyCFunction)_isblock, METH_NOARGS0x0004}, | |||
| 3470 | ||||
| 3471 | {"getbbox", (PyCFunction)_getbbox, METH_NOARGS0x0004}, | |||
| 3472 | {"getcolors", (PyCFunction)_getcolors, METH_VARARGS0x0001}, | |||
| 3473 | {"getextrema", (PyCFunction)_getextrema, METH_NOARGS0x0004}, | |||
| 3474 | {"getprojection", (PyCFunction)_getprojection, METH_NOARGS0x0004}, | |||
| 3475 | ||||
| 3476 | {"getband", (PyCFunction)_getband, METH_VARARGS0x0001}, | |||
| 3477 | {"putband", (PyCFunction)_putband, METH_VARARGS0x0001}, | |||
| 3478 | {"split", (PyCFunction)_split, METH_NOARGS0x0004}, | |||
| 3479 | {"fillband", (PyCFunction)_fillband, METH_VARARGS0x0001}, | |||
| 3480 | ||||
| 3481 | {"setmode", (PyCFunction)im_setmode, METH_VARARGS0x0001}, | |||
| 3482 | ||||
| 3483 | {"getpalette", (PyCFunction)_getpalette, METH_VARARGS0x0001}, | |||
| 3484 | {"getpalettemode", (PyCFunction)_getpalettemode, METH_NOARGS0x0004}, | |||
| 3485 | {"putpalette", (PyCFunction)_putpalette, METH_VARARGS0x0001}, | |||
| 3486 | {"putpalettealpha", (PyCFunction)_putpalettealpha, METH_VARARGS0x0001}, | |||
| 3487 | {"putpalettealphas", (PyCFunction)_putpalettealphas, METH_VARARGS0x0001}, | |||
| 3488 | ||||
| 3489 | #ifdef WITH_IMAGECHOPS | |||
| 3490 | /* Channel operations (ImageChops) */ | |||
| 3491 | {"chop_invert", (PyCFunction)_chop_invert, METH_NOARGS0x0004}, | |||
| 3492 | {"chop_lighter", (PyCFunction)_chop_lighter, METH_VARARGS0x0001}, | |||
| 3493 | {"chop_darker", (PyCFunction)_chop_darker, METH_VARARGS0x0001}, | |||
| 3494 | {"chop_difference", (PyCFunction)_chop_difference, METH_VARARGS0x0001}, | |||
| 3495 | {"chop_multiply", (PyCFunction)_chop_multiply, METH_VARARGS0x0001}, | |||
| 3496 | {"chop_screen", (PyCFunction)_chop_screen, METH_VARARGS0x0001}, | |||
| 3497 | {"chop_add", (PyCFunction)_chop_add, METH_VARARGS0x0001}, | |||
| 3498 | {"chop_subtract", (PyCFunction)_chop_subtract, METH_VARARGS0x0001}, | |||
| 3499 | {"chop_add_modulo", (PyCFunction)_chop_add_modulo, METH_VARARGS0x0001}, | |||
| 3500 | {"chop_subtract_modulo", (PyCFunction)_chop_subtract_modulo, METH_VARARGS0x0001}, | |||
| 3501 | {"chop_and", (PyCFunction)_chop_and, METH_VARARGS0x0001}, | |||
| 3502 | {"chop_or", (PyCFunction)_chop_or, METH_VARARGS0x0001}, | |||
| 3503 | {"chop_xor", (PyCFunction)_chop_xor, METH_VARARGS0x0001}, | |||
| 3504 | {"chop_soft_light", (PyCFunction)_chop_soft_light, METH_VARARGS0x0001}, | |||
| 3505 | {"chop_hard_light", (PyCFunction)_chop_hard_light, METH_VARARGS0x0001}, | |||
| 3506 | {"chop_overlay", (PyCFunction)_chop_overlay, METH_VARARGS0x0001}, | |||
| 3507 | ||||
| 3508 | #endif | |||
| 3509 | ||||
| 3510 | #ifdef WITH_UNSHARPMASK | |||
| 3511 | /* Kevin Cazabon's unsharpmask extension */ | |||
| 3512 | {"gaussian_blur", (PyCFunction)_gaussian_blur, METH_VARARGS0x0001}, | |||
| 3513 | {"unsharp_mask", (PyCFunction)_unsharp_mask, METH_VARARGS0x0001}, | |||
| 3514 | #endif | |||
| 3515 | ||||
| 3516 | {"box_blur", (PyCFunction)_box_blur, METH_VARARGS0x0001}, | |||
| 3517 | ||||
| 3518 | #ifdef WITH_EFFECTS | |||
| 3519 | /* Special effects */ | |||
| 3520 | {"effect_spread", (PyCFunction)_effect_spread, METH_VARARGS0x0001}, | |||
| 3521 | #endif | |||
| 3522 | ||||
| 3523 | /* Misc. */ | |||
| 3524 | {"new_block", (PyCFunction)_new_block, METH_VARARGS0x0001}, | |||
| 3525 | ||||
| 3526 | {"save_ppm", (PyCFunction)_save_ppm, METH_VARARGS0x0001}, | |||
| 3527 | ||||
| 3528 | {NULL((void*)0), NULL((void*)0)} /* sentinel */ | |||
| 3529 | }; | |||
| 3530 | ||||
| 3531 | /* attributes */ | |||
| 3532 | ||||
| 3533 | static PyObject * | |||
| 3534 | _getattr_mode(ImagingObject *self, void *closure) { | |||
| 3535 | return PyUnicode_FromString(self->image->mode); | |||
| 3536 | } | |||
| 3537 | ||||
| 3538 | static PyObject * | |||
| 3539 | _getattr_size(ImagingObject *self, void *closure) { | |||
| 3540 | return Py_BuildValue_Py_BuildValue_SizeT("ii", self->image->xsize, self->image->ysize); | |||
| 3541 | } | |||
| 3542 | ||||
| 3543 | static PyObject * | |||
| 3544 | _getattr_bands(ImagingObject *self, void *closure) { | |||
| 3545 | return PyLong_FromLong(self->image->bands); | |||
| 3546 | } | |||
| 3547 | ||||
| 3548 | static PyObject * | |||
| 3549 | _getattr_id(ImagingObject *self, void *closure) { | |||
| 3550 | return PyLong_FromSsize_t((Py_ssize_t)self->image); | |||
| 3551 | } | |||
| 3552 | ||||
| 3553 | static PyObject * | |||
| 3554 | _getattr_ptr(ImagingObject *self, void *closure) { | |||
| 3555 | return PyCapsule_New(self->image, IMAGING_MAGIC"PIL Imaging", NULL((void*)0)); | |||
| 3556 | } | |||
| 3557 | ||||
| 3558 | static PyObject * | |||
| 3559 | _getattr_unsafe_ptrs(ImagingObject *self, void *closure) { | |||
| 3560 | return Py_BuildValue_Py_BuildValue_SizeT( | |||
| 3561 | "(sn)(sn)(sn)", | |||
| 3562 | "image8", | |||
| 3563 | self->image->image8, | |||
| 3564 | "image32", | |||
| 3565 | self->image->image32, | |||
| 3566 | "image", | |||
| 3567 | self->image->image); | |||
| 3568 | }; | |||
| 3569 | ||||
| 3570 | static struct PyGetSetDef getsetters[] = { | |||
| 3571 | {"mode", (getter)_getattr_mode}, | |||
| 3572 | {"size", (getter)_getattr_size}, | |||
| 3573 | {"bands", (getter)_getattr_bands}, | |||
| 3574 | {"id", (getter)_getattr_id}, | |||
| 3575 | {"ptr", (getter)_getattr_ptr}, | |||
| 3576 | {"unsafe_ptrs", (getter)_getattr_unsafe_ptrs}, | |||
| 3577 | {NULL((void*)0)}}; | |||
| 3578 | ||||
| 3579 | /* basic sequence semantics */ | |||
| 3580 | ||||
| 3581 | static Py_ssize_t | |||
| 3582 | image_length(ImagingObject *self) { | |||
| 3583 | Imaging im = self->image; | |||
| 3584 | ||||
| 3585 | return (Py_ssize_t)im->xsize * im->ysize; | |||
| 3586 | } | |||
| 3587 | ||||
| 3588 | static PyObject * | |||
| 3589 | image_item(ImagingObject *self, Py_ssize_t i) { | |||
| 3590 | int x, y; | |||
| 3591 | Imaging im = self->image; | |||
| 3592 | ||||
| 3593 | if (im->xsize > 0) { | |||
| 3594 | x = i % im->xsize; | |||
| 3595 | y = i / im->xsize; | |||
| 3596 | } else { | |||
| 3597 | x = y = 0; /* leave it to getpixel to raise an exception */ | |||
| 3598 | } | |||
| 3599 | ||||
| 3600 | return getpixel(im, self->access, x, y); | |||
| 3601 | } | |||
| 3602 | ||||
| 3603 | static PySequenceMethods image_as_sequence = { | |||
| 3604 | (lenfunc)image_length, /*sq_length*/ | |||
| 3605 | (binaryfunc)NULL((void*)0), /*sq_concat*/ | |||
| 3606 | (ssizeargfunc)NULL((void*)0), /*sq_repeat*/ | |||
| 3607 | (ssizeargfunc)image_item, /*sq_item*/ | |||
| 3608 | (ssizessizeargfunc)NULL((void*)0), /*sq_slice*/ | |||
| 3609 | (ssizeobjargproc)NULL((void*)0), /*sq_ass_item*/ | |||
| 3610 | (ssizessizeobjargproc)NULL((void*)0), /*sq_ass_slice*/ | |||
| 3611 | }; | |||
| 3612 | ||||
| 3613 | /* type description */ | |||
| 3614 | ||||
| 3615 | static PyTypeObject Imaging_Type = { | |||
| 3616 | PyVarObject_HEAD_INIT(NULL, 0){ { 1, ((void*)0) }, 0 }, "ImagingCore", /*tp_name*/ | |||
| 3617 | sizeof(ImagingObject), /*tp_size*/ | |||
| 3618 | 0, /*tp_itemsize*/ | |||
| 3619 | /* methods */ | |||
| 3620 | (destructor)_dealloc, /*tp_dealloc*/ | |||
| 3621 | 0, /*tp_print*/ | |||
| 3622 | 0, /*tp_getattr*/ | |||
| 3623 | 0, /*tp_setattr*/ | |||
| 3624 | 0, /*tp_compare*/ | |||
| 3625 | 0, /*tp_repr*/ | |||
| 3626 | 0, /*tp_as_number */ | |||
| 3627 | &image_as_sequence, /*tp_as_sequence */ | |||
| 3628 | 0, /*tp_as_mapping */ | |||
| 3629 | 0, /*tp_hash*/ | |||
| 3630 | 0, /*tp_call*/ | |||
| 3631 | 0, /*tp_str*/ | |||
| 3632 | 0, /*tp_getattro*/ | |||
| 3633 | 0, /*tp_setattro*/ | |||
| 3634 | 0, /*tp_as_buffer*/ | |||
| 3635 | Py_TPFLAGS_DEFAULT( 0 | (1UL << 18) | 0), /*tp_flags*/ | |||
| 3636 | 0, /*tp_doc*/ | |||
| 3637 | 0, /*tp_traverse*/ | |||
| 3638 | 0, /*tp_clear*/ | |||
| 3639 | 0, /*tp_richcompare*/ | |||
| 3640 | 0, /*tp_weaklistoffset*/ | |||
| 3641 | 0, /*tp_iter*/ | |||
| 3642 | 0, /*tp_iternext*/ | |||
| 3643 | methods, /*tp_methods*/ | |||
| 3644 | 0, /*tp_members*/ | |||
| 3645 | getsetters, /*tp_getset*/ | |||
| 3646 | }; | |||
| 3647 | ||||
| 3648 | #ifdef WITH_IMAGEDRAW | |||
| 3649 | ||||
| 3650 | static PyTypeObject ImagingFont_Type = { | |||
| 3651 | PyVarObject_HEAD_INIT(NULL, 0){ { 1, ((void*)0) }, 0 }, "ImagingFont", /*tp_name*/ | |||
| 3652 | sizeof(ImagingFontObject), /*tp_size*/ | |||
| 3653 | 0, /*tp_itemsize*/ | |||
| 3654 | /* methods */ | |||
| 3655 | (destructor)_font_dealloc, /*tp_dealloc*/ | |||
| 3656 | 0, /*tp_print*/ | |||
| 3657 | 0, /*tp_getattr*/ | |||
| 3658 | 0, /*tp_setattr*/ | |||
| 3659 | 0, /*tp_compare*/ | |||
| 3660 | 0, /*tp_repr*/ | |||
| 3661 | 0, /*tp_as_number */ | |||
| 3662 | 0, /*tp_as_sequence */ | |||
| 3663 | 0, /*tp_as_mapping */ | |||
| 3664 | 0, /*tp_hash*/ | |||
| 3665 | 0, /*tp_call*/ | |||
| 3666 | 0, /*tp_str*/ | |||
| 3667 | 0, /*tp_getattro*/ | |||
| 3668 | 0, /*tp_setattro*/ | |||
| 3669 | 0, /*tp_as_buffer*/ | |||
| 3670 | Py_TPFLAGS_DEFAULT( 0 | (1UL << 18) | 0), /*tp_flags*/ | |||
| 3671 | 0, /*tp_doc*/ | |||
| 3672 | 0, /*tp_traverse*/ | |||
| 3673 | 0, /*tp_clear*/ | |||
| 3674 | 0, /*tp_richcompare*/ | |||
| 3675 | 0, /*tp_weaklistoffset*/ | |||
| 3676 | 0, /*tp_iter*/ | |||
| 3677 | 0, /*tp_iternext*/ | |||
| 3678 | _font_methods, /*tp_methods*/ | |||
| 3679 | 0, /*tp_members*/ | |||
| 3680 | 0, /*tp_getset*/ | |||
| 3681 | }; | |||
| 3682 | ||||
| 3683 | static PyTypeObject ImagingDraw_Type = { | |||
| 3684 | PyVarObject_HEAD_INIT(NULL, 0){ { 1, ((void*)0) }, 0 }, "ImagingDraw", /*tp_name*/ | |||
| 3685 | sizeof(ImagingDrawObject), /*tp_size*/ | |||
| 3686 | 0, /*tp_itemsize*/ | |||
| 3687 | /* methods */ | |||
| 3688 | (destructor)_draw_dealloc, /*tp_dealloc*/ | |||
| 3689 | 0, /*tp_print*/ | |||
| 3690 | 0, /*tp_getattr*/ | |||
| 3691 | 0, /*tp_setattr*/ | |||
| 3692 | 0, /*tp_compare*/ | |||
| 3693 | 0, /*tp_repr*/ | |||
| 3694 | 0, /*tp_as_number */ | |||
| 3695 | 0, /*tp_as_sequence */ | |||
| 3696 | 0, /*tp_as_mapping */ | |||
| 3697 | 0, /*tp_hash*/ | |||
| 3698 | 0, /*tp_call*/ | |||
| 3699 | 0, /*tp_str*/ | |||
| 3700 | 0, /*tp_getattro*/ | |||
| 3701 | 0, /*tp_setattro*/ | |||
| 3702 | 0, /*tp_as_buffer*/ | |||
| 3703 | Py_TPFLAGS_DEFAULT( 0 | (1UL << 18) | 0), /*tp_flags*/ | |||
| 3704 | 0, /*tp_doc*/ | |||
| 3705 | 0, /*tp_traverse*/ | |||
| 3706 | 0, /*tp_clear*/ | |||
| 3707 | 0, /*tp_richcompare*/ | |||
| 3708 | 0, /*tp_weaklistoffset*/ | |||
| 3709 | 0, /*tp_iter*/ | |||
| 3710 | 0, /*tp_iternext*/ | |||
| 3711 | _draw_methods, /*tp_methods*/ | |||
| 3712 | 0, /*tp_members*/ | |||
| 3713 | 0, /*tp_getset*/ | |||
| 3714 | }; | |||
| 3715 | ||||
| 3716 | #endif | |||
| 3717 | ||||
| 3718 | static PyMappingMethods pixel_access_as_mapping = { | |||
| 3719 | (lenfunc)NULL((void*)0), /*mp_length*/ | |||
| 3720 | (binaryfunc)pixel_access_getitem, /*mp_subscript*/ | |||
| 3721 | (objobjargproc)pixel_access_setitem, /*mp_ass_subscript*/ | |||
| 3722 | }; | |||
| 3723 | ||||
| 3724 | /* type description */ | |||
| 3725 | ||||
| 3726 | static PyTypeObject PixelAccess_Type = { | |||
| 3727 | PyVarObject_HEAD_INIT(NULL, 0){ { 1, ((void*)0) }, 0 }, "PixelAccess", | |||
| 3728 | sizeof(PixelAccessObject), | |||
| 3729 | 0, | |||
| 3730 | /* methods */ | |||
| 3731 | (destructor)pixel_access_dealloc, /*tp_dealloc*/ | |||
| 3732 | 0, /*tp_print*/ | |||
| 3733 | 0, /*tp_getattr*/ | |||
| 3734 | 0, /*tp_setattr*/ | |||
| 3735 | 0, /*tp_compare*/ | |||
| 3736 | 0, /*tp_repr*/ | |||
| 3737 | 0, /*tp_as_number */ | |||
| 3738 | 0, /*tp_as_sequence */ | |||
| 3739 | &pixel_access_as_mapping, /*tp_as_mapping */ | |||
| 3740 | 0 /*tp_hash*/ | |||
| 3741 | }; | |||
| 3742 | ||||
| 3743 | /* -------------------------------------------------------------------- */ | |||
| 3744 | ||||
| 3745 | static PyObject * | |||
| 3746 | _get_stats(PyObject *self, PyObject *args) { | |||
| 3747 | PyObject *d; | |||
| 3748 | ImagingMemoryArena arena = &ImagingDefaultArena; | |||
| 3749 | ||||
| 3750 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, ":get_stats")) { | |||
| ||||
| 3751 | return NULL((void*)0); | |||
| 3752 | } | |||
| 3753 | ||||
| 3754 | d = PyDict_New(); | |||
| 3755 | if (!d) { | |||
| 3756 | return NULL((void*)0); | |||
| 3757 | } | |||
| 3758 | PyDict_SetItemString(d, "new_count", PyLong_FromLong(arena->stats_new_count)); | |||
| 3759 | PyDict_SetItemString( | |||
| 3760 | d, "allocated_blocks", PyLong_FromLong(arena->stats_allocated_blocks)); | |||
| ||||
| 3761 | PyDict_SetItemString( | |||
| 3762 | d, "reused_blocks", PyLong_FromLong(arena->stats_reused_blocks)); | |||
| 3763 | PyDict_SetItemString( | |||
| 3764 | d, "reallocated_blocks", PyLong_FromLong(arena->stats_reallocated_blocks)); | |||
| 3765 | PyDict_SetItemString(d, "freed_blocks", PyLong_FromLong(arena->stats_freed_blocks)); | |||
| 3766 | PyDict_SetItemString(d, "blocks_cached", PyLong_FromLong(arena->blocks_cached)); | |||
| 3767 | return d; | |||
| 3768 | } | |||
| 3769 | ||||
| 3770 | static PyObject * | |||
| 3771 | _reset_stats(PyObject *self, PyObject *args) { | |||
| 3772 | ImagingMemoryArena arena = &ImagingDefaultArena; | |||
| 3773 | ||||
| 3774 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, ":reset_stats")) { | |||
| 3775 | return NULL((void*)0); | |||
| 3776 | } | |||
| 3777 | ||||
| 3778 | arena->stats_new_count = 0; | |||
| 3779 | arena->stats_allocated_blocks = 0; | |||
| 3780 | arena->stats_reused_blocks = 0; | |||
| 3781 | arena->stats_reallocated_blocks = 0; | |||
| 3782 | arena->stats_freed_blocks = 0; | |||
| 3783 | ||||
| 3784 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3785 | return Py_None(&_Py_NoneStruct); | |||
| 3786 | } | |||
| 3787 | ||||
| 3788 | static PyObject * | |||
| 3789 | _get_alignment(PyObject *self, PyObject *args) { | |||
| 3790 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, ":get_alignment")) { | |||
| 3791 | return NULL((void*)0); | |||
| 3792 | } | |||
| 3793 | ||||
| 3794 | return PyLong_FromLong(ImagingDefaultArena.alignment); | |||
| 3795 | } | |||
| 3796 | ||||
| 3797 | static PyObject * | |||
| 3798 | _get_block_size(PyObject *self, PyObject *args) { | |||
| 3799 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, ":get_block_size")) { | |||
| 3800 | return NULL((void*)0); | |||
| 3801 | } | |||
| 3802 | ||||
| 3803 | return PyLong_FromLong(ImagingDefaultArena.block_size); | |||
| 3804 | } | |||
| 3805 | ||||
| 3806 | static PyObject * | |||
| 3807 | _get_blocks_max(PyObject *self, PyObject *args) { | |||
| 3808 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, ":get_blocks_max")) { | |||
| 3809 | return NULL((void*)0); | |||
| 3810 | } | |||
| 3811 | ||||
| 3812 | return PyLong_FromLong(ImagingDefaultArena.blocks_max); | |||
| 3813 | } | |||
| 3814 | ||||
| 3815 | static PyObject * | |||
| 3816 | _set_alignment(PyObject *self, PyObject *args) { | |||
| 3817 | int alignment; | |||
| 3818 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i:set_alignment", &alignment)) { | |||
| 3819 | return NULL((void*)0); | |||
| 3820 | } | |||
| 3821 | ||||
| 3822 | if (alignment < 1 || alignment > 128) { | |||
| 3823 | PyErr_SetString(PyExc_ValueError, "alignment should be from 1 to 128"); | |||
| 3824 | return NULL((void*)0); | |||
| 3825 | } | |||
| 3826 | /* Is power of two */ | |||
| 3827 | if (alignment & (alignment - 1)) { | |||
| 3828 | PyErr_SetString(PyExc_ValueError, "alignment should be power of two"); | |||
| 3829 | return NULL((void*)0); | |||
| 3830 | } | |||
| 3831 | ||||
| 3832 | ImagingDefaultArena.alignment = alignment; | |||
| 3833 | ||||
| 3834 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3835 | return Py_None(&_Py_NoneStruct); | |||
| 3836 | } | |||
| 3837 | ||||
| 3838 | static PyObject * | |||
| 3839 | _set_block_size(PyObject *self, PyObject *args) { | |||
| 3840 | int block_size; | |||
| 3841 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i:set_block_size", &block_size)) { | |||
| 3842 | return NULL((void*)0); | |||
| 3843 | } | |||
| 3844 | ||||
| 3845 | if (block_size <= 0) { | |||
| 3846 | PyErr_SetString(PyExc_ValueError, "block_size should be greater than 0"); | |||
| 3847 | return NULL((void*)0); | |||
| 3848 | } | |||
| 3849 | ||||
| 3850 | if (block_size & 0xfff) { | |||
| 3851 | PyErr_SetString(PyExc_ValueError, "block_size should be multiple of 4096"); | |||
| 3852 | return NULL((void*)0); | |||
| 3853 | } | |||
| 3854 | ||||
| 3855 | ImagingDefaultArena.block_size = block_size; | |||
| 3856 | ||||
| 3857 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3858 | return Py_None(&_Py_NoneStruct); | |||
| 3859 | } | |||
| 3860 | ||||
| 3861 | static PyObject * | |||
| 3862 | _set_blocks_max(PyObject *self, PyObject *args) { | |||
| 3863 | int blocks_max; | |||
| 3864 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "i:set_blocks_max", &blocks_max)) { | |||
| 3865 | return NULL((void*)0); | |||
| 3866 | } | |||
| 3867 | ||||
| 3868 | if (blocks_max < 0) { | |||
| 3869 | PyErr_SetString(PyExc_ValueError, "blocks_max should be greater than 0"); | |||
| 3870 | return NULL((void*)0); | |||
| 3871 | } else if ( | |||
| 3872 | (unsigned long)blocks_max > | |||
| 3873 | SIZE_MAX(18446744073709551615UL) / sizeof(ImagingDefaultArena.blocks_pool[0])) { | |||
| 3874 | PyErr_SetString(PyExc_ValueError, "blocks_max is too large"); | |||
| 3875 | return NULL((void*)0); | |||
| 3876 | } | |||
| 3877 | ||||
| 3878 | if (!ImagingMemorySetBlocksMax(&ImagingDefaultArena, blocks_max)) { | |||
| 3879 | return ImagingError_MemoryError(); | |||
| 3880 | } | |||
| 3881 | ||||
| 3882 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3883 | return Py_None(&_Py_NoneStruct); | |||
| 3884 | } | |||
| 3885 | ||||
| 3886 | static PyObject * | |||
| 3887 | _clear_cache(PyObject *self, PyObject *args) { | |||
| 3888 | int i = 0; | |||
| 3889 | ||||
| 3890 | if (!PyArg_ParseTuple_PyArg_ParseTuple_SizeT(args, "|i:clear_cache", &i)) { | |||
| 3891 | return NULL((void*)0); | |||
| 3892 | } | |||
| 3893 | ||||
| 3894 | ImagingMemoryClearCache(&ImagingDefaultArena, i); | |||
| 3895 | ||||
| 3896 | Py_INCREF(Py_None)_Py_INCREF(((PyObject*)((&_Py_NoneStruct)))); | |||
| 3897 | return Py_None(&_Py_NoneStruct); | |||
| 3898 | } | |||
| 3899 | ||||
| 3900 | /* -------------------------------------------------------------------- */ | |||
| 3901 | ||||
| 3902 | /* FIXME: this is something of a mess. Should replace this with | |||
| 3903 | pluggable codecs, but not before PIL 1.2 */ | |||
| 3904 | ||||
| 3905 | /* Decoders (in decode.c) */ | |||
| 3906 | extern PyObject * | |||
| 3907 | PyImaging_BcnDecoderNew(PyObject *self, PyObject *args); | |||
| 3908 | extern PyObject * | |||
| 3909 | PyImaging_BitDecoderNew(PyObject *self, PyObject *args); | |||
| 3910 | extern PyObject * | |||
| 3911 | PyImaging_FliDecoderNew(PyObject *self, PyObject *args); | |||
| 3912 | extern PyObject * | |||
| 3913 | PyImaging_GifDecoderNew(PyObject *self, PyObject *args); | |||
| 3914 | extern PyObject * | |||
| 3915 | PyImaging_HexDecoderNew(PyObject *self, PyObject *args); | |||
| 3916 | extern PyObject * | |||
| 3917 | PyImaging_JpegDecoderNew(PyObject *self, PyObject *args); | |||
| 3918 | extern PyObject * | |||
| 3919 | PyImaging_Jpeg2KDecoderNew(PyObject *self, PyObject *args); | |||
| 3920 | extern PyObject * | |||
| 3921 | PyImaging_LibTiffDecoderNew(PyObject *self, PyObject *args); | |||
| 3922 | extern PyObject * | |||
| 3923 | PyImaging_PackbitsDecoderNew(PyObject *self, PyObject *args); | |||
| 3924 | extern PyObject * | |||
| 3925 | PyImaging_PcdDecoderNew(PyObject *self, PyObject *args); | |||
| 3926 | extern PyObject * | |||
| 3927 | PyImaging_PcxDecoderNew(PyObject *self, PyObject *args); | |||
| 3928 | extern PyObject * | |||
| 3929 | PyImaging_RawDecoderNew(PyObject *self, PyObject *args); | |||
| 3930 | extern PyObject * | |||
| 3931 | PyImaging_SgiRleDecoderNew(PyObject *self, PyObject *args); | |||
| 3932 | extern PyObject * | |||
| 3933 | PyImaging_SunRleDecoderNew(PyObject *self, PyObject *args); | |||
| 3934 | extern PyObject * | |||
| 3935 | PyImaging_TgaRleDecoderNew(PyObject *self, PyObject *args); | |||
| 3936 | extern PyObject * | |||
| 3937 | PyImaging_XbmDecoderNew(PyObject *self, PyObject *args); | |||
| 3938 | extern PyObject * | |||
| 3939 | PyImaging_ZipDecoderNew(PyObject *self, PyObject *args); | |||
| 3940 | ||||
| 3941 | /* Encoders (in encode.c) */ | |||
| 3942 | extern PyObject * | |||
| 3943 | PyImaging_EpsEncoderNew(PyObject *self, PyObject *args); | |||
| 3944 | extern PyObject * | |||
| 3945 | PyImaging_GifEncoderNew(PyObject *self, PyObject *args); | |||
| 3946 | extern PyObject * | |||
| 3947 | PyImaging_JpegEncoderNew(PyObject *self, PyObject *args); | |||
| 3948 | extern PyObject * | |||
| 3949 | PyImaging_Jpeg2KEncoderNew(PyObject *self, PyObject *args); | |||
| 3950 | extern PyObject * | |||
| 3951 | PyImaging_PcxEncoderNew(PyObject *self, PyObject *args); | |||
| 3952 | extern PyObject * | |||
| 3953 | PyImaging_RawEncoderNew(PyObject *self, PyObject *args); | |||
| 3954 | extern PyObject * | |||
| 3955 | PyImaging_TgaRleEncoderNew(PyObject *self, PyObject *args); | |||
| 3956 | extern PyObject * | |||
| 3957 | PyImaging_XbmEncoderNew(PyObject *self, PyObject *args); | |||
| 3958 | extern PyObject * | |||
| 3959 | PyImaging_ZipEncoderNew(PyObject *self, PyObject *args); | |||
| 3960 | extern PyObject * | |||
| 3961 | PyImaging_LibTiffEncoderNew(PyObject *self, PyObject *args); | |||
| 3962 | ||||
| 3963 | /* Display support etc (in display.c) */ | |||
| 3964 | #ifdef _WIN32 | |||
| 3965 | extern PyObject * | |||
| 3966 | PyImaging_CreateWindowWin32(PyObject *self, PyObject *args); | |||
| 3967 | extern PyObject * | |||
| 3968 | PyImaging_DisplayWin32(PyObject *self, PyObject *args); | |||
| 3969 | extern PyObject * | |||
| 3970 | PyImaging_DisplayModeWin32(PyObject *self, PyObject *args); | |||
| 3971 | extern PyObject * | |||
| 3972 | PyImaging_GrabScreenWin32(PyObject *self, PyObject *args); | |||
| 3973 | extern PyObject * | |||
| 3974 | PyImaging_GrabClipboardWin32(PyObject *self, PyObject *args); | |||
| 3975 | extern PyObject * | |||
| 3976 | PyImaging_ListWindowsWin32(PyObject *self, PyObject *args); | |||
| 3977 | extern PyObject * | |||
| 3978 | PyImaging_EventLoopWin32(PyObject *self, PyObject *args); | |||
| 3979 | extern PyObject * | |||
| 3980 | PyImaging_DrawWmf(PyObject *self, PyObject *args); | |||
| 3981 | #endif | |||
| 3982 | #ifdef HAVE_XCB1 | |||
| 3983 | extern PyObject * | |||
| 3984 | PyImaging_GrabScreenX11(PyObject *self, PyObject *args); | |||
| 3985 | #endif | |||
| 3986 | ||||
| 3987 | /* Experimental path stuff (in path.c) */ | |||
| 3988 | extern PyObject * | |||
| 3989 | PyPath_Create(ImagingObject *self, PyObject *args); | |||
| 3990 | ||||
| 3991 | /* Experimental outline stuff (in outline.c) */ | |||
| 3992 | extern PyObject * | |||
| 3993 | PyOutline_Create(ImagingObject *self, PyObject *args); | |||
| 3994 | ||||
| 3995 | extern PyObject * | |||
| 3996 | PyImaging_MapBuffer(PyObject *self, PyObject *args); | |||
| 3997 | ||||
| 3998 | static PyMethodDef functions[] = { | |||
| 3999 | ||||
| 4000 | /* Object factories */ | |||
| 4001 | {"alpha_composite", (PyCFunction)_alpha_composite, METH_VARARGS0x0001}, | |||
| 4002 | {"blend", (PyCFunction)_blend, METH_VARARGS0x0001}, | |||
| 4003 | {"fill", (PyCFunction)_fill, METH_VARARGS0x0001}, | |||
| 4004 | {"new", (PyCFunction)_new, METH_VARARGS0x0001}, | |||
| 4005 | {"merge", (PyCFunction)_merge, METH_VARARGS0x0001}, | |||
| 4006 | ||||
| 4007 | /* Functions */ | |||
| 4008 | {"convert", (PyCFunction)_convert2, METH_VARARGS0x0001}, | |||
| 4009 | ||||
| 4010 | /* Codecs */ | |||
| 4011 | {"bcn_decoder", (PyCFunction)PyImaging_BcnDecoderNew, METH_VARARGS0x0001}, | |||
| 4012 | {"bit_decoder", (PyCFunction)PyImaging_BitDecoderNew, METH_VARARGS0x0001}, | |||
| 4013 | {"eps_encoder", (PyCFunction)PyImaging_EpsEncoderNew, METH_VARARGS0x0001}, | |||
| 4014 | {"fli_decoder", (PyCFunction)PyImaging_FliDecoderNew, METH_VARARGS0x0001}, | |||
| 4015 | {"gif_decoder", (PyCFunction)PyImaging_GifDecoderNew, METH_VARARGS0x0001}, | |||
| 4016 | {"gif_encoder", (PyCFunction)PyImaging_GifEncoderNew, METH_VARARGS0x0001}, | |||
| 4017 | {"hex_decoder", (PyCFunction)PyImaging_HexDecoderNew, METH_VARARGS0x0001}, | |||
| 4018 | {"hex_encoder", (PyCFunction)PyImaging_EpsEncoderNew, METH_VARARGS0x0001}, /* EPS=HEX! */ | |||
| 4019 | #ifdef HAVE_LIBJPEG1 | |||
| 4020 | {"jpeg_decoder", (PyCFunction)PyImaging_JpegDecoderNew, METH_VARARGS0x0001}, | |||
| 4021 | {"jpeg_encoder", (PyCFunction)PyImaging_JpegEncoderNew, METH_VARARGS0x0001}, | |||
| 4022 | #endif | |||
| 4023 | #ifdef HAVE_OPENJPEG1 | |||
| 4024 | {"jpeg2k_decoder", (PyCFunction)PyImaging_Jpeg2KDecoderNew, METH_VARARGS0x0001}, | |||
| 4025 | {"jpeg2k_encoder", (PyCFunction)PyImaging_Jpeg2KEncoderNew, METH_VARARGS0x0001}, | |||
| 4026 | #endif | |||
| 4027 | #ifdef HAVE_LIBTIFF1 | |||
| 4028 | {"libtiff_decoder", (PyCFunction)PyImaging_LibTiffDecoderNew, METH_VARARGS0x0001}, | |||
| 4029 | {"libtiff_encoder", (PyCFunction)PyImaging_LibTiffEncoderNew, METH_VARARGS0x0001}, | |||
| 4030 | #endif | |||
| 4031 | {"packbits_decoder", (PyCFunction)PyImaging_PackbitsDecoderNew, METH_VARARGS0x0001}, | |||
| 4032 | {"pcd_decoder", (PyCFunction)PyImaging_PcdDecoderNew, METH_VARARGS0x0001}, | |||
| 4033 | {"pcx_decoder", (PyCFunction)PyImaging_PcxDecoderNew, METH_VARARGS0x0001}, | |||
| 4034 | {"pcx_encoder", (PyCFunction)PyImaging_PcxEncoderNew, METH_VARARGS0x0001}, | |||
| 4035 | {"raw_decoder", (PyCFunction)PyImaging_RawDecoderNew, METH_VARARGS0x0001}, | |||
| 4036 | {"raw_encoder", (PyCFunction)PyImaging_RawEncoderNew, METH_VARARGS0x0001}, | |||
| 4037 | {"sgi_rle_decoder", (PyCFunction)PyImaging_SgiRleDecoderNew, METH_VARARGS0x0001}, | |||
| 4038 | {"sun_rle_decoder", (PyCFunction)PyImaging_SunRleDecoderNew, METH_VARARGS0x0001}, | |||
| 4039 | {"tga_rle_decoder", (PyCFunction)PyImaging_TgaRleDecoderNew, METH_VARARGS0x0001}, | |||
| 4040 | {"tga_rle_encoder", (PyCFunction)PyImaging_TgaRleEncoderNew, METH_VARARGS0x0001}, | |||
| 4041 | {"xbm_decoder", (PyCFunction)PyImaging_XbmDecoderNew, METH_VARARGS0x0001}, | |||
| 4042 | {"xbm_encoder", (PyCFunction)PyImaging_XbmEncoderNew, METH_VARARGS0x0001}, | |||
| 4043 | #ifdef HAVE_LIBZ1 | |||
| 4044 | {"zip_decoder", (PyCFunction)PyImaging_ZipDecoderNew, METH_VARARGS0x0001}, | |||
| 4045 | {"zip_encoder", (PyCFunction)PyImaging_ZipEncoderNew, METH_VARARGS0x0001}, | |||
| 4046 | #endif | |||
| 4047 | ||||
| 4048 | /* Memory mapping */ | |||
| 4049 | #ifdef WITH_MAPPING | |||
| 4050 | {"map_buffer", (PyCFunction)PyImaging_MapBuffer, METH_VARARGS0x0001}, | |||
| 4051 | #endif | |||
| 4052 | ||||
| 4053 | /* Display support */ | |||
| 4054 | #ifdef _WIN32 | |||
| 4055 | {"display", (PyCFunction)PyImaging_DisplayWin32, METH_VARARGS0x0001}, | |||
| 4056 | {"display_mode", (PyCFunction)PyImaging_DisplayModeWin32, METH_VARARGS0x0001}, | |||
| 4057 | {"grabscreen_win32", (PyCFunction)PyImaging_GrabScreenWin32, METH_VARARGS0x0001}, | |||
| 4058 | {"grabclipboard_win32", (PyCFunction)PyImaging_GrabClipboardWin32, METH_VARARGS0x0001}, | |||
| 4059 | {"createwindow", (PyCFunction)PyImaging_CreateWindowWin32, METH_VARARGS0x0001}, | |||
| 4060 | {"eventloop", (PyCFunction)PyImaging_EventLoopWin32, METH_VARARGS0x0001}, | |||
| 4061 | {"listwindows", (PyCFunction)PyImaging_ListWindowsWin32, METH_VARARGS0x0001}, | |||
| 4062 | {"drawwmf", (PyCFunction)PyImaging_DrawWmf, METH_VARARGS0x0001}, | |||
| 4063 | #endif | |||
| 4064 | #ifdef HAVE_XCB1 | |||
| 4065 | {"grabscreen_x11", (PyCFunction)PyImaging_GrabScreenX11, METH_VARARGS0x0001}, | |||
| 4066 | #endif | |||
| 4067 | ||||
| 4068 | /* Utilities */ | |||
| 4069 | {"getcodecstatus", (PyCFunction)_getcodecstatus, METH_VARARGS0x0001}, | |||
| 4070 | ||||
| 4071 | /* Special effects (experimental) */ | |||
| 4072 | #ifdef WITH_EFFECTS | |||
| 4073 | {"effect_mandelbrot", (PyCFunction)_effect_mandelbrot, METH_VARARGS0x0001}, | |||
| 4074 | {"effect_noise", (PyCFunction)_effect_noise, METH_VARARGS0x0001}, | |||
| 4075 | {"linear_gradient", (PyCFunction)_linear_gradient, METH_VARARGS0x0001}, | |||
| 4076 | {"radial_gradient", (PyCFunction)_radial_gradient, METH_VARARGS0x0001}, | |||
| 4077 | {"wedge", (PyCFunction)_linear_gradient, METH_VARARGS0x0001}, /* Compatibility */ | |||
| 4078 | #endif | |||
| 4079 | ||||
| 4080 | /* Drawing support stuff */ | |||
| 4081 | #ifdef WITH_IMAGEDRAW | |||
| 4082 | {"font", (PyCFunction)_font_new, METH_VARARGS0x0001}, | |||
| 4083 | {"draw", (PyCFunction)_draw_new, METH_VARARGS0x0001}, | |||
| 4084 | #endif | |||
| 4085 | ||||
| 4086 | /* Experimental path stuff */ | |||
| 4087 | #ifdef WITH_IMAGEPATH | |||
| 4088 | {"path", (PyCFunction)PyPath_Create, METH_VARARGS0x0001}, | |||
| 4089 | #endif | |||
| 4090 | ||||
| 4091 | /* Experimental arrow graphics stuff */ | |||
| 4092 | #ifdef WITH_ARROW | |||
| 4093 | {"outline", (PyCFunction)PyOutline_Create, METH_VARARGS0x0001}, | |||
| 4094 | #endif | |||
| 4095 | ||||
| 4096 | /* Resource management */ | |||
| 4097 | {"get_stats", (PyCFunction)_get_stats, METH_VARARGS0x0001}, | |||
| 4098 | {"reset_stats", (PyCFunction)_reset_stats, METH_VARARGS0x0001}, | |||
| 4099 | {"get_alignment", (PyCFunction)_get_alignment, METH_VARARGS0x0001}, | |||
| 4100 | {"get_block_size", (PyCFunction)_get_block_size, METH_VARARGS0x0001}, | |||
| 4101 | {"get_blocks_max", (PyCFunction)_get_blocks_max, METH_VARARGS0x0001}, | |||
| 4102 | {"set_alignment", (PyCFunction)_set_alignment, METH_VARARGS0x0001}, | |||
| 4103 | {"set_block_size", (PyCFunction)_set_block_size, METH_VARARGS0x0001}, | |||
| 4104 | {"set_blocks_max", (PyCFunction)_set_blocks_max, METH_VARARGS0x0001}, | |||
| 4105 | {"clear_cache", (PyCFunction)_clear_cache, METH_VARARGS0x0001}, | |||
| 4106 | ||||
| 4107 | {NULL((void*)0), NULL((void*)0)} /* sentinel */ | |||
| 4108 | }; | |||
| 4109 | ||||
| 4110 | static int | |||
| 4111 | setup_module(PyObject *m) { | |||
| 4112 | PyObject *d = PyModule_GetDict(m); | |||
| 4113 | const char *version = (char *)PILLOW_VERSION"8.4.0.dev0"; | |||
| 4114 | ||||
| 4115 | /* Ready object types */ | |||
| 4116 | if (PyType_Ready(&Imaging_Type) < 0) { | |||
| 4117 | return -1; | |||
| 4118 | } | |||
| 4119 | ||||
| 4120 | #ifdef WITH_IMAGEDRAW | |||
| 4121 | if (PyType_Ready(&ImagingFont_Type) < 0) { | |||
| 4122 | return -1; | |||
| 4123 | } | |||
| 4124 | ||||
| 4125 | if (PyType_Ready(&ImagingDraw_Type) < 0) { | |||
| 4126 | return -1; | |||
| 4127 | } | |||
| 4128 | #endif | |||
| 4129 | if (PyType_Ready(&PixelAccess_Type) < 0) { | |||
| 4130 | return -1; | |||
| 4131 | } | |||
| 4132 | ||||
| 4133 | ImagingAccessInit(); | |||
| 4134 | ||||
| 4135 | #ifdef HAVE_LIBJPEG1 | |||
| 4136 | { | |||
| 4137 | extern const char *ImagingJpegVersion(void); | |||
| 4138 | PyDict_SetItemString( | |||
| 4139 | d, "jpeglib_version", PyUnicode_FromString(ImagingJpegVersion())); | |||
| 4140 | } | |||
| 4141 | #endif | |||
| 4142 | ||||
| 4143 | #ifdef HAVE_OPENJPEG1 | |||
| 4144 | { | |||
| 4145 | extern const char *ImagingJpeg2KVersion(void); | |||
| 4146 | PyDict_SetItemString( | |||
| 4147 | d, "jp2klib_version", PyUnicode_FromString(ImagingJpeg2KVersion())); | |||
| 4148 | } | |||
| 4149 | #endif | |||
| 4150 | ||||
| 4151 | PyObject *have_libjpegturbo; | |||
| 4152 | #ifdef LIBJPEG_TURBO_VERSION2.0.3 | |||
| 4153 | have_libjpegturbo = Py_True((PyObject *) &_Py_TrueStruct); | |||
| 4154 | #define tostr1(a) #a | |||
| 4155 | #define tostr(a) tostr1(a) | |||
| 4156 | PyDict_SetItemString( | |||
| 4157 | d, "libjpeg_turbo_version", PyUnicode_FromString(tostr(LIBJPEG_TURBO_VERSION2.0.3))); | |||
| 4158 | #undef tostr | |||
| 4159 | #undef tostr1 | |||
| 4160 | #else | |||
| 4161 | have_libjpegturbo = Py_False((PyObject *) &_Py_FalseStruct); | |||
| 4162 | #endif | |||
| 4163 | Py_INCREF(have_libjpegturbo)_Py_INCREF(((PyObject*)(have_libjpegturbo))); | |||
| 4164 | PyModule_AddObject(m, "HAVE_LIBJPEGTURBO", have_libjpegturbo); | |||
| 4165 | ||||
| 4166 | PyObject *have_libimagequant; | |||
| 4167 | #ifdef HAVE_LIBIMAGEQUANT1 | |||
| 4168 | have_libimagequant = Py_True((PyObject *) &_Py_TrueStruct); | |||
| 4169 | { | |||
| 4170 | extern const char *ImagingImageQuantVersion(void); | |||
| 4171 | PyDict_SetItemString( | |||
| 4172 | d, "imagequant_version", PyUnicode_FromString(ImagingImageQuantVersion())); | |||
| 4173 | } | |||
| 4174 | #else | |||
| 4175 | have_libimagequant = Py_False((PyObject *) &_Py_FalseStruct); | |||
| 4176 | #endif | |||
| 4177 | Py_INCREF(have_libimagequant)_Py_INCREF(((PyObject*)(have_libimagequant))); | |||
| 4178 | PyModule_AddObject(m, "HAVE_LIBIMAGEQUANT", have_libimagequant); | |||
| 4179 | ||||
| 4180 | #ifdef HAVE_LIBZ1 | |||
| 4181 | /* zip encoding strategies */ | |||
| 4182 | PyModule_AddIntConstant(m, "DEFAULT_STRATEGY", Z_DEFAULT_STRATEGY0); | |||
| 4183 | PyModule_AddIntConstant(m, "FILTERED", Z_FILTERED1); | |||
| 4184 | PyModule_AddIntConstant(m, "HUFFMAN_ONLY", Z_HUFFMAN_ONLY2); | |||
| 4185 | PyModule_AddIntConstant(m, "RLE", Z_RLE3); | |||
| 4186 | PyModule_AddIntConstant(m, "FIXED", Z_FIXED4); | |||
| 4187 | { | |||
| 4188 | extern const char *ImagingZipVersion(void); | |||
| 4189 | PyDict_SetItemString( | |||
| 4190 | d, "zlib_version", PyUnicode_FromString(ImagingZipVersion())); | |||
| 4191 | } | |||
| 4192 | #endif | |||
| 4193 | ||||
| 4194 | #ifdef HAVE_LIBTIFF1 | |||
| 4195 | { | |||
| 4196 | extern const char *ImagingTiffVersion(void); | |||
| 4197 | PyDict_SetItemString( | |||
| 4198 | d, "libtiff_version", PyUnicode_FromString(ImagingTiffVersion())); | |||
| 4199 | ||||
| 4200 | // Test for libtiff 4.0 or later, excluding libtiff 3.9.6 and 3.9.7 | |||
| 4201 | PyObject *support_custom_tags; | |||
| 4202 | #if TIFFLIB_VERSION20191103 >= 20111221 && TIFFLIB_VERSION20191103 != 20120218 && \ | |||
| 4203 | TIFFLIB_VERSION20191103 != 20120922 | |||
| 4204 | support_custom_tags = Py_True((PyObject *) &_Py_TrueStruct); | |||
| 4205 | #else | |||
| 4206 | support_custom_tags = Py_False((PyObject *) &_Py_FalseStruct); | |||
| 4207 | #endif | |||
| 4208 | PyDict_SetItemString(d, "libtiff_support_custom_tags", support_custom_tags); | |||
| 4209 | } | |||
| 4210 | #endif | |||
| 4211 | ||||
| 4212 | PyObject *have_xcb; | |||
| 4213 | #ifdef HAVE_XCB1 | |||
| 4214 | have_xcb = Py_True((PyObject *) &_Py_TrueStruct); | |||
| 4215 | #else | |||
| 4216 | have_xcb = Py_False((PyObject *) &_Py_FalseStruct); | |||
| 4217 | #endif | |||
| 4218 | Py_INCREF(have_xcb)_Py_INCREF(((PyObject*)(have_xcb))); | |||
| 4219 | PyModule_AddObject(m, "HAVE_XCB", have_xcb); | |||
| 4220 | ||||
| 4221 | PyDict_SetItemString(d, "PILLOW_VERSION", PyUnicode_FromString(version)); | |||
| 4222 | ||||
| 4223 | return 0; | |||
| 4224 | } | |||
| 4225 | ||||
| 4226 | PyMODINIT_FUNCPyObject* | |||
| 4227 | PyInit__imaging(void) { | |||
| 4228 | PyObject *m; | |||
| 4229 | ||||
| 4230 | static PyModuleDef module_def = { | |||
| 4231 | PyModuleDef_HEAD_INIT{ { 1, ((void*)0) }, ((void*)0), 0, ((void*)0), }, | |||
| 4232 | "_imaging", /* m_name */ | |||
| 4233 | NULL((void*)0), /* m_doc */ | |||
| 4234 | -1, /* m_size */ | |||
| 4235 | functions, /* m_methods */ | |||
| 4236 | }; | |||
| 4237 | ||||
| 4238 | m = PyModule_Create(&module_def)PyModule_Create2(&module_def, 1013); | |||
| 4239 | ||||
| 4240 | if (setup_module(m) < 0) { | |||
| 4241 | return NULL((void*)0); | |||
| 4242 | } | |||
| 4243 | ||||
| 4244 | return m; | |||
| 4245 | } |
| 1 | #ifndef PyLong_FromLong |
| 2 | struct _object; |
| 3 | typedef struct _object PyObject; |
| 4 | PyObject* clang_analyzer_PyObject_New_Reference(); |
| 5 | PyObject* PyLong_FromLong(long v) { |
| 6 | return clang_analyzer_PyObject_New_Reference(); |
| 7 | } |
| 8 | #else |
| 9 | #warning "API PyLong_FromLong is defined as a macro." |
| 10 | #endif |