Doxygen Source Code Documentation
giffunc.c File Reference
#include "gif.h"
#include <string.h>
#include <stdarg.h>
Go to the source code of this file.
Typedef Documentation
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DELETION * |
Function Documentation
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Definition at line 562 of file giffunc.c. References c, Gif_Colormap::capacity, Gif_Colormap::col, GIF_COLOREQ, Gif_ReArray, i, and Gif_Colormap::ncol. Referenced by combine_colormaps().
00563 { 00564 int i; 00565 if (look_from >= 0) 00566 for (i = look_from; i < gfcm->ncol; i++) 00567 if (GIF_COLOREQ(&gfcm->col[i], c)) 00568 return i; 00569 if (gfcm->ncol >= gfcm->capacity) { 00570 gfcm->capacity *= 2; 00571 Gif_ReArray(gfcm->col, Gif_Color, gfcm->capacity); 00572 if (gfcm->col == 0) return -1; 00573 } 00574 i = gfcm->ncol; 00575 gfcm->ncol++; 00576 gfcm->col[i] = *c; 00577 return i; 00578 } |
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Definition at line 198 of file giffunc.c. References Gif_AddCommentTake(), Gif_DeleteArray, and Gif_NewArray. Referenced by Gif_CopyImage(), main(), and merge_comments().
00199 { 00200 char *new_x; 00201 if (xlen < 0) xlen = strlen(x); 00202 new_x = Gif_NewArray(char, xlen); 00203 if (!new_x) return 0; 00204 memcpy(new_x, x, xlen); 00205 if (Gif_AddCommentTake(gfcom, new_x, xlen) == 0) { 00206 Gif_DeleteArray(new_x); 00207 return 0; 00208 } else 00209 return 1; 00210 } |
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Definition at line 180 of file giffunc.c. References Gif_Comment::cap, Gif_Comment::count, Gif_ReArray, Gif_Comment::len, and Gif_Comment::str. Referenced by Gif_AddComment(), and read_comment_extension().
00181 { 00182 if (gfcom->count >= gfcom->cap) { 00183 if (gfcom->cap) gfcom->cap *= 2; 00184 else gfcom->cap = 2; 00185 Gif_ReArray(gfcom->str, char *, gfcom->cap); 00186 Gif_ReArray(gfcom->len, int, gfcom->cap); 00187 if (!gfcom->str || !gfcom->len) return 0; 00188 } 00189 if (xlen < 0) xlen = strlen(x); 00190 gfcom->str[ gfcom->count ] = x; 00191 gfcom->len[ gfcom->count ] = xlen; 00192 gfcom->count++; 00193 return 1; 00194 } |
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DELETION HOOKS * Definition at line 512 of file giffunc.c. References Gif_DeletionHook::callback_data, Gif_DeletionHook::func, Gif_New, Gif_RemoveDeletionHook(), Gif_DeletionHook::kind, and Gif_DeletionHook::next. Referenced by Gif_NewXContextFromVisual().
00513 { 00514 Gif_DeletionHook *hook = Gif_New(Gif_DeletionHook); 00515 if (!hook) return 0; 00516 Gif_RemoveDeletionHook(kind, func, cb); 00517 hook->kind = kind; 00518 hook->func = func; 00519 hook->callback_data = cb; 00520 hook->next = all_hooks; 00521 all_hooks = hook; 00522 return 1; 00523 } |
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Definition at line 214 of file giffunc.c. References Gif_Stream::extensions, Gif_Extension::next, Gif_Extension::position, and Gif_Extension::stream. Referenced by merge_frame_interval(), and read_unknown_extension().
00215 { 00216 Gif_Extension *prev, *trav; 00217 if (gfex->stream) return 0; 00218 for (prev = 0, trav = gfs->extensions; 00219 trav && trav->position <= pos; 00220 prev = trav, trav = trav->next) 00221 ; 00222 if (prev) prev->next = gfex; 00223 else gfs->extensions = gfex; 00224 gfex->next = trav; 00225 return 1; 00226 } |
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Definition at line 151 of file giffunc.c. References Gif_ReArray, Gif_Stream::images, Gif_Stream::imagescap, Gif_Stream::nimages, and Gif_Image::refcount. Referenced by Gif_CopyStreamImages(), merge_image(), and read_gif().
00152 { 00153 if (gfs->nimages >= gfs->imagescap) { 00154 if (gfs->imagescap) gfs->imagescap *= 2; 00155 else gfs->imagescap = 2; 00156 Gif_ReArray(gfs->images, Gif_Image *, gfs->imagescap); 00157 if (!gfs->images) return 0; 00158 } 00159 gfs->images[gfs->nimages] = gfi; 00160 gfs->nimages++; 00161 gfi->refcount++; 00162 return 1; 00163 } |
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Definition at line 241 of file giffunc.c. References Gif_Image::height, i, Gif_Stream::images, Gif_Image::left, Gif_Stream::nimages, Gif_Stream::screen_height, Gif_Stream::screen_width, Gif_Image::top, and Gif_Image::width. Referenced by compare(), Gif_Unoptimize(), initialize_optimizer(), merge_frame_interval(), resize_stream(), and write_logical_screen_descriptor().
00242 { 00243 int i; 00244 int screen_width = 0; 00245 int screen_height = 0; 00246 00247 for (i = 0; i < gfs->nimages; i++) { 00248 Gif_Image *gfi = gfs->images[i]; 00249 /* 17.Dec.1999 - I find this old behavior annoying. */ 00250 /* if (gfi->left != 0 || gfi->top != 0) continue; */ 00251 if (screen_width < gfi->left + gfi->width) 00252 screen_width = gfi->left + gfi->width; 00253 if (screen_height < gfi->top + gfi->height) 00254 screen_height = gfi->top + gfi->height; 00255 } 00256 00257 /* Only use the default 640x480 screen size if we are being forced to create 00258 a new screen size or there's no screen size currently. */ 00259 if (screen_width == 0 && (force || gfs->screen_width == 0)) 00260 screen_width = 640; 00261 if (screen_height == 0 && (force || gfs->screen_height == 0)) 00262 screen_height = 480; 00263 00264 if (gfs->screen_width < screen_width || force) 00265 gfs->screen_width = screen_width; 00266 if (gfs->screen_height < screen_height || force) 00267 gfs->screen_height = screen_height; 00268 } |
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Definition at line 644 of file giffunc.c. References Gif_Image::height, Gif_Image::img, Gif_Image::left, left, Gif_Image::top, top, and Gif_Image::width. Referenced by apply_image(), and initialize_optimizer().
00645 { 00646 int new_width = gfi->width, new_height = gfi->height; 00647 int y; 00648 00649 if (!gfi->img) return 0; 00650 00651 if (gfi->left < left) { 00652 int shift = left - gfi->left; 00653 for (y = 0; y < gfi->height; y++) 00654 gfi->img[y] += shift; 00655 gfi->left += shift; 00656 new_width -= shift; 00657 } 00658 00659 if (gfi->top < top) { 00660 int shift = top - gfi->top; 00661 for (y = gfi->height - 1; y >= shift; y++) 00662 gfi->img[y - shift] = gfi->img[y]; 00663 gfi->top += shift; 00664 new_height -= shift; 00665 } 00666 00667 if (gfi->left + new_width >= width) 00668 new_width = width - gfi->left; 00669 00670 if (gfi->top + new_height >= height) 00671 new_height = height - gfi->top; 00672 00673 if (new_width < 0) new_width = 0; 00674 if (new_height < 0) new_height = 0; 00675 gfi->width = new_width; 00676 gfi->height = new_height; 00677 return 1; 00678 } |
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Definition at line 544 of file giffunc.c. References GIF_COLOREQ.
00545 { 00546 return GIF_COLOREQ(c1, c2); 00547 } |
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Definition at line 306 of file giffunc.c. References Gif_Colormap::capacity, Gif_Colormap::col, Gif_NewFullColormap(), i, and Gif_Colormap::ncol. Referenced by colormap_stream(), Gif_CopyImage(), Gif_CopyStreamSkeleton(), and read_colormap_file().
00307 { 00308 int i; 00309 Gif_Colormap *dest; 00310 if (!src) return 0; 00311 00312 dest = Gif_NewFullColormap(src->ncol, src->capacity); 00313 if (!dest) return 0; 00314 00315 for (i = 0; i < src->ncol; i++) { 00316 dest->col[i] = src->col[i]; 00317 dest->col[i].haspixel = 0; 00318 } 00319 00320 return dest; 00321 } |
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Definition at line 325 of file giffunc.c. References Gif_Image::comment, Gif_Image::compressed, Gif_Image::compressed_len, Gif_Comment::count, Gif_Image::delay, Gif_Image::disposal, Gif_Image::free_compressed, Gif_Image::free_image_data, Gif_AddComment(), Gif_CopyColormap(), Gif_CopyString(), Gif_DeleteArrayFunc, Gif_DeleteImage(), Gif_NewArray, Gif_NewComment(), Gif_NewImage(), Gif_Image::height, i, Gif_Image::identifier, Gif_Image::image_data, Gif_Image::img, Gif_Image::interlace, Gif_Image::left, Gif_Comment::len, Gif_Image::local, Gif_Comment::str, Gif_Image::top, Gif_Image::transparent, and Gif_Image::width. Referenced by Gif_CopyStreamImages(), and merge_frame_interval().
00326 { 00327 Gif_Image *dest; 00328 byte *data; 00329 int i; 00330 if (!src) return 0; 00331 00332 dest = Gif_NewImage(); 00333 if (!dest) return 0; 00334 00335 dest->identifier = Gif_CopyString(src->identifier); 00336 if (!dest->identifier && src->identifier) goto failure; 00337 if (src->comment) { 00338 dest->comment = Gif_NewComment(); 00339 if (!dest->comment) goto failure; 00340 for (i = 0; i < src->comment->count; i++) 00341 if (!Gif_AddComment(dest->comment, src->comment->str[i], 00342 src->comment->len[i])) 00343 goto failure; 00344 } 00345 00346 dest->local = Gif_CopyColormap(src->local); 00347 if (!dest->local && src->local) goto failure; 00348 dest->transparent = src->transparent; 00349 00350 dest->delay = src->delay; 00351 dest->disposal = src->disposal; 00352 dest->left = src->left; 00353 dest->top = src->top; 00354 00355 dest->width = src->width; 00356 dest->height = src->height; 00357 00358 dest->interlace = src->interlace; 00359 if (src->img) { 00360 dest->img = Gif_NewArray(byte *, dest->height + 1); 00361 dest->image_data = Gif_NewArray(byte, dest->width * dest->height); 00362 dest->free_image_data = Gif_DeleteArrayFunc; 00363 if (!dest->img || !dest->image_data) goto failure; 00364 for (i = 0, data = dest->image_data; i < dest->height; i++) { 00365 memcpy(data, src->img[i], dest->width); 00366 dest->img[i] = data; 00367 data += dest->width; 00368 } 00369 dest->img[dest->height] = 0; 00370 } 00371 if (src->compressed) { 00372 if (src->free_compressed == 0) 00373 dest->compressed = src->compressed; 00374 else { 00375 dest->compressed = Gif_NewArray(byte, src->compressed_len); 00376 dest->free_compressed = Gif_DeleteArrayFunc; 00377 memcpy(dest->compressed, src->compressed, src->compressed_len); 00378 } 00379 dest->compressed_len = src->compressed_len; 00380 } 00381 00382 return dest; 00383 00384 failure: 00385 Gif_DeleteImage(dest); 00386 return 0; 00387 } |
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Definition at line 289 of file giffunc.c. References Gif_AddImage(), Gif_CopyImage(), Gif_CopyStreamSkeleton(), Gif_DeleteStream(), i, Gif_Stream::images, and Gif_Stream::nimages.
00290 { 00291 Gif_Stream *ngfs = Gif_CopyStreamSkeleton(gfs); 00292 int i; 00293 if (!ngfs) return 0; 00294 for (i = 0; i < gfs->nimages; i++) { 00295 Gif_Image *gfi = Gif_CopyImage(gfs->images[i]); 00296 if (!gfi || !Gif_AddImage(ngfs, gfi)) { 00297 Gif_DeleteStream(ngfs); 00298 return 0; 00299 } 00300 } 00301 return ngfs; 00302 } |
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Definition at line 272 of file giffunc.c. References Gif_Stream::background, Gif_CopyColormap(), Gif_DeleteStream(), Gif_NewStream(), Gif_Stream::global, Gif_Stream::loopcount, Gif_Stream::screen_height, and Gif_Stream::screen_width. Referenced by Gif_CopyStreamImages().
00273 { 00274 Gif_Stream *ngfs = Gif_NewStream(); 00275 ngfs->global = Gif_CopyColormap(gfs->global); 00276 ngfs->background = gfs->background; 00277 ngfs->screen_width = gfs->screen_width; 00278 ngfs->screen_height = gfs->screen_height; 00279 ngfs->loopcount = gfs->loopcount; 00280 if (gfs->global && !ngfs->global) { 00281 Gif_DeleteStream(ngfs); 00282 return 0; 00283 } else 00284 return ngfs; 00285 } |
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Definition at line 137 of file giffunc.c. References Gif_NewArray, and l. Referenced by Gif_CopyImage(), Gif_NewExtension(), merge_frame_interval(), merge_image(), and merger_flatten().
00138 { 00139 int l; 00140 char *copy; 00141 if (!s) return 0; 00142 l = strlen(s); 00143 copy = Gif_NewArray(char, l + 1); 00144 if (!copy) return 0; 00145 memcpy(copy, s, l + 1); 00146 return copy; 00147 } |
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Definition at line 726 of file giffunc.c. References Gif_DeleteArrayFunc, Gif_NewArray, Gif_SetUncompressedImage(), Gif_Image::height, Gif_Image::interlace, and Gif_Image::width. Referenced by merge_image(), and uncompress_image().
00727 { 00728 byte *data = Gif_NewArray(byte, gfi->width * gfi->height); 00729 return Gif_SetUncompressedImage(gfi, data, Gif_DeleteArrayFunc, 00730 gfi->interlace); 00731 } |
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Definition at line 735 of file giffunc.c.
00736 {
00737 va_list val;
00738 va_start(val, x);
00739 vfprintf(stderr, x, val);
00740 fputc(' ', stderr);
00741 va_end(val);
00742 }
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Definition at line 458 of file giffunc.c. References Gif_DeletionHook::callback_data, Gif_Colormap::col, Gif_DeletionHook::func, Gif_Delete, Gif_DeleteArray, GIF_T_COLORMAP, Gif_DeletionHook::kind, Gif_DeletionHook::next, and Gif_Colormap::refcount. Referenced by colormap_stream(), combine_output_options(), compare(), do_colormap_change(), finalize_optimizer(), Gif_DeleteImage(), Gif_DeleteStream(), main(), pipe_color_transformer(), prepare_colormap(), and read_text_colormap().
00459 { 00460 Gif_DeletionHook *hook; 00461 if (!gfcm) return; 00462 if (--gfcm->refcount > 0) return; 00463 00464 for (hook = all_hooks; hook; hook = hook->next) 00465 if (hook->kind == GIF_T_COLORMAP) 00466 (*hook->func)(GIF_T_COLORMAP, gfcm, hook->callback_data); 00467 00468 Gif_DeleteArray(gfcm->col); 00469 Gif_Delete(gfcm); 00470 } |
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Definition at line 474 of file giffunc.c. References Gif_Comment::count, Gif_Delete, Gif_DeleteArray, i, Gif_Comment::len, and Gif_Comment::str. Referenced by blank_frameset(), fix_total_crop(), Gif_DeleteImage(), Gif_DeleteStream(), main(), and merge_frame_interval().
00475 { 00476 int i; 00477 if (!gfcom) return; 00478 for (i = 0; i < gfcom->count; i++) 00479 Gif_DeleteArray(gfcom->str[i]); 00480 Gif_DeleteArray(gfcom->str); 00481 Gif_DeleteArray(gfcom->len); 00482 Gif_Delete(gfcom); 00483 } |
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Definition at line 487 of file giffunc.c. References Gif_Extension::application, Gif_Extension::data, Gif_Stream::extensions, Gif_Extension::free_data, Gif_Delete, Gif_DeleteArray, Gif_Extension::next, and Gif_Extension::stream. Referenced by copy_extension(), Gif_DeleteStream(), and Gif_NewExtension().
00488 { 00489 if (!gfex) return; 00490 if (gfex->data && gfex->free_data) 00491 (*gfex->free_data)(gfex->data); 00492 Gif_DeleteArray(gfex->application); 00493 if (gfex->stream) { 00494 Gif_Stream *gfs = gfex->stream; 00495 Gif_Extension *prev, *trav; 00496 for (prev = 0, trav = gfs->extensions; 00497 trav && trav != gfex; 00498 prev = trav, trav = trav->next) 00499 ; 00500 if (trav) { 00501 if (prev) prev->next = trav->next; 00502 else gfs->extensions = trav->next; 00503 } 00504 } 00505 Gif_Delete(gfex); 00506 } |
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Definition at line 551 of file giffunc.c. References c, Gif_Colormap::col, GIF_COLOREQ, i, and Gif_Colormap::ncol. Referenced by find_color_or_error().
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Definition at line 609 of file giffunc.c. References Gif_Stream::extensions, Gif_Extension::kind, and Gif_Extension::next.
00610 { 00611 if (!search_from) search_from = gfs->extensions; 00612 while (search_from) { 00613 if (search_from->kind == id) 00614 return search_from; 00615 search_from = search_from->next; 00616 } 00617 return 0; 00618 } |
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Definition at line 582 of file giffunc.c. References Gif_Stream::images, and Gif_Stream::nimages. Referenced by show_frame().
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Definition at line 592 of file giffunc.c. References i, Gif_Stream::images, name, and Gif_Stream::nimages. Referenced by frame_argument(), and parse_frame_spec().
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Definition at line 230 of file giffunc.c. References i, Gif_Stream::images, and Gif_Stream::nimages. Referenced by frame_argument(), image_info(), output_frames(), and parse_frame_spec().
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HOOKS AND MISCELLANEOUS * Definition at line 682 of file giffunc.c. Referenced by Gif_SetUncompressedImage(), and write_image_data().
00683 { 00684 height--; 00685 if (line > height / 2) 00686 return line * 2 - ( height | 1); 00687 else if (line > height / 4) 00688 return line * 4 - ((height & ~1) | 2); 00689 else if (line > height / 8) 00690 return line * 8 - ((height & ~3) | 4); 00691 else 00692 return line * 8; 00693 } |
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Definition at line 72 of file giffunc.c. References Gif_Colormap::capacity, Gif_Colormap::col, Gif_New, Gif_Colormap::ncol, Gif_Colormap::refcount, and Gif_Colormap::userflags.
00073 { 00074 Gif_Colormap *gfcm = Gif_New(Gif_Colormap); 00075 if (!gfcm) return 0; 00076 gfcm->ncol = 0; 00077 gfcm->capacity = 0; 00078 gfcm->col = 0; 00079 gfcm->refcount = 0; 00080 gfcm->userflags = 0; 00081 return gfcm; 00082 } |
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Definition at line 105 of file giffunc.c. References Gif_Comment::cap, Gif_Comment::count, Gif_New, Gif_Comment::len, and Gif_Comment::str. Referenced by fix_total_crop(), Gif_CopyImage(), main(), merge_frame_interval(), merge_image(), merge_stream(), and read_comment_extension().
00106 { 00107 Gif_Comment *gfcom = Gif_New(Gif_Comment); 00108 if (!gfcom) return 0; 00109 gfcom->str = 0; 00110 gfcom->len = 0; 00111 gfcom->count = gfcom->cap = 0; 00112 return gfcom; 00113 } |
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Definition at line 117 of file giffunc.c. References Gif_Extension::application, Gif_Extension::data, Gif_Extension::free_data, Gif_CopyString(), Gif_DeleteExtension(), Gif_New, Gif_Extension::kind, Gif_Extension::next, Gif_Extension::position, and Gif_Extension::stream. Referenced by copy_extension(), handle_extension(), and read_unknown_extension().
00118 { 00119 Gif_Extension *gfex = Gif_New(Gif_Extension); 00120 if (!gfex) return 0; 00121 gfex->kind = app_name ? 255 : kind; 00122 gfex->application = Gif_CopyString(app_name); 00123 gfex->data = 0; 00124 gfex->position = 0; 00125 gfex->stream = 0; 00126 gfex->next = 0; 00127 gfex->free_data = 0; 00128 if (!gfex->application && app_name) { 00129 Gif_DeleteExtension(gfex); 00130 return 0; 00131 } 00132 return gfex; 00133 } |
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Definition at line 86 of file giffunc.c. References Gif_Colormap::capacity, Gif_Colormap::col, Gif_Delete, Gif_New, Gif_NewArray, Gif_Colormap::ncol, Gif_Colormap::refcount, and Gif_Colormap::userflags. Referenced by colormap_diversity(), colormap_median_cut(), compare(), create_out_global_map(), Gif_CopyColormap(), initialize_optimizer(), merge_frame_interval(), merge_image(), prepare_colormap(), read_color_table(), read_text_colormap(), and set_new_fixed_colormap().
00087 { 00088 Gif_Colormap *gfcm = Gif_New(Gif_Colormap); 00089 if (!gfcm || capacity <= 0 || count < 0) return 0; 00090 if (count > capacity) capacity = count; 00091 gfcm->ncol = count; 00092 gfcm->capacity = capacity; 00093 gfcm->col = Gif_NewArray(Gif_Color, capacity); 00094 gfcm->refcount = 0; 00095 gfcm->userflags = 0; 00096 if (!gfcm->col) { 00097 Gif_Delete(gfcm); 00098 return 0; 00099 } else 00100 return gfcm; 00101 } |
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Definition at line 26 of file giffunc.c. References Gif_Stream::background, Gif_Stream::comment, Gif_Stream::errors, Gif_Stream::extensions, Gif_New, Gif_Stream::global, Gif_Stream::images, Gif_Stream::imagescap, Gif_Stream::loopcount, Gif_Stream::nimages, Gif_Stream::refcount, Gif_Stream::screen_height, Gif_Stream::screen_width, and Gif_Stream::userflags. Referenced by Gif_CopyStreamSkeleton(), merge_frame_interval(), and read_gif().
00027 { 00028 Gif_Stream *gfs = Gif_New(Gif_Stream); 00029 if (!gfs) return 0; 00030 gfs->global = 0; 00031 gfs->background = 0; 00032 gfs->screen_width = gfs->screen_height = 0; 00033 gfs->loopcount = -1; 00034 gfs->comment = 0; 00035 gfs->images = 0; 00036 gfs->nimages = gfs->imagescap = 0; 00037 gfs->extensions = 0; 00038 gfs->errors = 0; 00039 gfs->userflags = 0; 00040 gfs->refcount = 0; 00041 return gfs; 00042 } |
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Definition at line 622 of file giffunc.c. References Gif_Image::compressed, Gif_Image::compressed_len, and Gif_Image::free_compressed. Referenced by apply_image(), create_subimages(), merge_frame_interval(), scale_image(), transp_frame_data(), and unoptimize_image().
00623 { 00624 if (gfi->compressed && gfi->free_compressed) 00625 (*gfi->free_compressed)(gfi->compressed); 00626 gfi->compressed = 0; 00627 gfi->compressed_len = 0; 00628 gfi->free_compressed = 0; 00629 } |
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Definition at line 632 of file giffunc.c. References Gif_Image::free_image_data, Gif_DeleteArray, Gif_Image::image_data, and Gif_Image::img. Referenced by apply_image(), colormap_stream(), create_new_image_data(), Gif_SetUncompressedImage(), Gif_XSubMask(), merge_frame_interval(), put_sub_image_colormap(), rotate_image(), scale_image(), and transp_frame_data().
00633 { 00634 Gif_DeleteArray(gfi->img); 00635 if (gfi->image_data && gfi->free_image_data) 00636 (*gfi->free_image_data)(gfi->image_data); 00637 gfi->img = 0; 00638 gfi->image_data = 0; 00639 gfi->free_image_data = 0; 00640 } |
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Definition at line 526 of file giffunc.c. References Gif_DeletionHook::callback_data, Gif_DeletionHook::func, Gif_Delete, Gif_DeletionHook::kind, and Gif_DeletionHook::next. Referenced by Gif_AddDeletionHook(), and Gif_DeleteXContext().
00527 { 00528 Gif_DeletionHook *hook = all_hooks, *prev = 0; 00529 while (hook) { 00530 if (hook->kind == kind && hook->func == func 00531 && hook->callback_data == cb) { 00532 if (prev) prev->next = hook->next; 00533 else all_hooks = hook->next; 00534 Gif_Delete(hook); 00535 return; 00536 } 00537 prev = hook; 00538 hook = hook->next; 00539 } 00540 } |
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Definition at line 167 of file giffunc.c. References Gif_DeleteImage(), Gif_Stream::images, and Gif_Stream::nimages.
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Definition at line 697 of file giffunc.c. References Gif_Image::free_image_data, Gif_InterlaceLine(), Gif_NewArray, Gif_ReleaseUncompressedImage(), Gif_Image::height, i, Gif_Image::image_data, Gif_Image::img, and Gif_Image::width. Referenced by colormap_stream(), create_new_image_data(), Gif_CreateUncompressedImage(), rotate_image(), scale_image(), and unoptimize_image().
00699 { 00700 int i; 00701 int width = gfi->width; 00702 int height = gfi->height; 00703 byte **img; 00704 00705 Gif_ReleaseUncompressedImage(gfi); 00706 if (!image_data) return 0; 00707 00708 img = Gif_NewArray(byte *, height + 1); 00709 if (!img) return 0; 00710 00711 if (data_interlaced) 00712 for (i = 0; i < height; i++) 00713 img[ Gif_InterlaceLine(i, height) ] = image_data + width * i; 00714 else 00715 for (i = 0; i < height; i++) 00716 img[i] = image_data + width * i; 00717 img[height] = 0; 00718 00719 gfi->img = img; 00720 gfi->image_data = image_data; 00721 gfi->free_image_data = free_data; 00722 return 1; 00723 } |
Variable Documentation
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