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author | David Walter Seikel | 2012-01-04 18:41:13 +1000 |
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committer | David Walter Seikel | 2012-01-04 18:41:13 +1000 |
commit | dd7595a3475407a7fa96a97393bae8c5220e8762 (patch) | |
tree | e341e911d7eb911a51684a7412ef7f7c7605d28e /libraries/evas/src/lib/engines/common/evas_image_load.c | |
parent | Add the skeleton. (diff) | |
download | SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.zip SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.gz SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.bz2 SledjHamr-dd7595a3475407a7fa96a97393bae8c5220e8762.tar.xz |
Add the base Enlightenment Foundation Libraries - eina, eet, evas, ecore, embryo, and edje.
Note that embryo wont be used, but I'm not sure yet if you can build edje without it.
Diffstat (limited to 'libraries/evas/src/lib/engines/common/evas_image_load.c')
-rw-r--r-- | libraries/evas/src/lib/engines/common/evas_image_load.c | 381 |
1 files changed, 381 insertions, 0 deletions
diff --git a/libraries/evas/src/lib/engines/common/evas_image_load.c b/libraries/evas/src/lib/engines/common/evas_image_load.c new file mode 100644 index 0000000..c7eff3f --- /dev/null +++ b/libraries/evas/src/lib/engines/common/evas_image_load.c | |||
@@ -0,0 +1,381 @@ | |||
1 | #include <sys/types.h> | ||
2 | #include <sys/stat.h> | ||
3 | #include <unistd.h> | ||
4 | |||
5 | #include "evas_common.h" | ||
6 | #include "evas_private.h" | ||
7 | #include "evas_cs.h" | ||
8 | |||
9 | struct ext_loader_s | ||
10 | { | ||
11 | unsigned int length; | ||
12 | const char *extension; | ||
13 | const char *loader; | ||
14 | }; | ||
15 | |||
16 | #define MATCHING(Ext, Module) \ | ||
17 | { sizeof (Ext), Ext, Module } | ||
18 | |||
19 | static const struct ext_loader_s loaders[] = | ||
20 | { /* map extensions to loaders to use for good first-guess tries */ | ||
21 | MATCHING(".png", "png"), | ||
22 | MATCHING(".jpg", "jpeg"), | ||
23 | MATCHING(".jpeg", "jpeg"), | ||
24 | MATCHING(".jfif", "jpeg"), | ||
25 | MATCHING(".eet", "eet"), | ||
26 | MATCHING(".edj", "eet"), | ||
27 | MATCHING(".eap", "eet"), | ||
28 | MATCHING(".edb", "edb"), | ||
29 | MATCHING(".xpm", "xpm"), | ||
30 | MATCHING(".tiff", "tiff"), | ||
31 | MATCHING(".tif", "tiff"), | ||
32 | MATCHING(".svg", "svg"), | ||
33 | MATCHING(".svgz", "svg"), | ||
34 | MATCHING(".svg.gz", "svg"), | ||
35 | MATCHING(".gif", "gif"), | ||
36 | MATCHING(".pbm", "pmaps"), | ||
37 | MATCHING(".pgm", "pmaps"), | ||
38 | MATCHING(".ppm", "pmaps"), | ||
39 | MATCHING(".pnm", "pmaps"), | ||
40 | MATCHING(".bmp", "bmp"), | ||
41 | MATCHING(".tga", "tga"), | ||
42 | MATCHING(".wbmp", "wbmp"), | ||
43 | MATCHING(".ico", "ico"), | ||
44 | MATCHING(".cur", "ico"), | ||
45 | MATCHING(".psd", "psd"), | ||
46 | MATCHING(".pdf", "generic"), | ||
47 | MATCHING(".ps", "generic"), | ||
48 | MATCHING(".xcf", "generic"), | ||
49 | MATCHING(".xcf.gz", "generic"), | ||
50 | /* RAW */ | ||
51 | MATCHING(".arw", "generic"), | ||
52 | MATCHING(".cr2", "generic"), | ||
53 | MATCHING(".crw", "generic"), | ||
54 | MATCHING(".dcr", "generic"), | ||
55 | MATCHING(".dng", "generic"), | ||
56 | MATCHING(".k25", "generic"), | ||
57 | MATCHING(".kdc", "generic"), | ||
58 | MATCHING(".erf", "generic"), | ||
59 | MATCHING(".mrw", "generic"), | ||
60 | MATCHING(".nef", "generic"), | ||
61 | MATCHING(".nrf", "generic"), | ||
62 | MATCHING(".nrw", "generic"), | ||
63 | MATCHING(".orf", "generic"), | ||
64 | MATCHING(".raw", "generic"), | ||
65 | MATCHING(".rw2", "generic"), | ||
66 | MATCHING(".pef", "generic"), | ||
67 | MATCHING(".raf", "generic"), | ||
68 | MATCHING(".sr2", "generic"), | ||
69 | MATCHING(".srf", "generic"), | ||
70 | MATCHING(".x3f", "generic"), | ||
71 | /* video */ | ||
72 | MATCHING(".264", "generic"), | ||
73 | MATCHING(".3g2", "generic"), | ||
74 | MATCHING(".3gp", "generic"), | ||
75 | MATCHING(".3gp2", "generic"), | ||
76 | MATCHING(".3gpp", "generic"), | ||
77 | MATCHING(".3gpp2", "generic"), | ||
78 | MATCHING(".3p2", "generic"), | ||
79 | MATCHING(".asf", "generic"), | ||
80 | MATCHING(".avi", "generic"), | ||
81 | MATCHING(".bdm", "generic"), | ||
82 | MATCHING(".bdmv", "generic"), | ||
83 | MATCHING(".clpi", "generic"), | ||
84 | MATCHING(".clp", "generic"), | ||
85 | MATCHING(".fla", "generic"), | ||
86 | MATCHING(".flv", "generic"), | ||
87 | MATCHING(".m1v", "generic"), | ||
88 | MATCHING(".m2v", "generic"), | ||
89 | MATCHING(".m2t", "generic"), | ||
90 | MATCHING(".m4v", "generic"), | ||
91 | MATCHING(".mkv", "generic"), | ||
92 | MATCHING(".mov", "generic"), | ||
93 | MATCHING(".mp2", "generic"), | ||
94 | MATCHING(".mp2ts", "generic"), | ||
95 | MATCHING(".mp4", "generic"), | ||
96 | MATCHING(".mpe", "generic"), | ||
97 | MATCHING(".mpeg", "generic"), | ||
98 | MATCHING(".mpg", "generic"), | ||
99 | MATCHING(".mpl", "generic"), | ||
100 | MATCHING(".mpls", "generic"), | ||
101 | MATCHING(".mts", "generic"), | ||
102 | MATCHING(".mxf", "generic"), | ||
103 | MATCHING(".nut", "generic"), | ||
104 | MATCHING(".nuv", "generic"), | ||
105 | MATCHING(".ogg", "generic"), | ||
106 | MATCHING(".ogm", "generic"), | ||
107 | MATCHING(".ogv", "generic"), | ||
108 | MATCHING(".rm", "generic"), | ||
109 | MATCHING(".rmj", "generic"), | ||
110 | MATCHING(".rmm", "generic"), | ||
111 | MATCHING(".rms", "generic"), | ||
112 | MATCHING(".rmx", "generic"), | ||
113 | MATCHING(".rmvb", "generic"), | ||
114 | MATCHING(".swf", "generic"), | ||
115 | MATCHING(".ts", "generic"), | ||
116 | MATCHING(".weba", "generic"), | ||
117 | MATCHING(".webm", "generic"), | ||
118 | MATCHING(".wmv", "generic") | ||
119 | }; | ||
120 | |||
121 | static const char *loaders_name[] = | ||
122 | { /* in order of most likely needed */ | ||
123 | "png", "jpeg", "eet", "xpm", "tiff", "gif", "svg", "pmaps", "bmp", "tga", "wbmp", "ico", "psd", "edb", "generic" | ||
124 | }; | ||
125 | |||
126 | struct evas_image_foreach_loader_data | ||
127 | { | ||
128 | Image_Entry *ie; | ||
129 | int *error; | ||
130 | Evas_Module *em; | ||
131 | }; | ||
132 | |||
133 | |||
134 | static Eina_Bool | ||
135 | _evas_image_foreach_loader(const Eina_Hash *hash __UNUSED__, const void *key __UNUSED__, void *data, void *fdata) | ||
136 | { | ||
137 | Evas_Image_Load_Func *evas_image_load_func = NULL; | ||
138 | Evas_Module *em = data; | ||
139 | struct evas_image_foreach_loader_data *d = fdata; | ||
140 | Image_Entry *ie = d->ie; | ||
141 | |||
142 | if (!evas_module_load(em)) return EINA_TRUE; | ||
143 | evas_image_load_func = em->functions; | ||
144 | evas_module_use(em); | ||
145 | *(d->error) = EVAS_LOAD_ERROR_NONE; | ||
146 | if (evas_image_load_func && | ||
147 | evas_image_load_func->file_head(ie, ie->file, ie->key, d->error) && | ||
148 | (*(d->error) == EVAS_LOAD_ERROR_NONE)) | ||
149 | { | ||
150 | d->em = em; | ||
151 | return EINA_FALSE; | ||
152 | } | ||
153 | |||
154 | return EINA_TRUE; | ||
155 | } | ||
156 | |||
157 | EAPI int | ||
158 | evas_common_load_rgba_image_module_from_file(Image_Entry *ie) | ||
159 | { | ||
160 | Evas_Image_Load_Func *evas_image_load_func = NULL; | ||
161 | const char *loader = NULL, *end; | ||
162 | Evas_Module *em; | ||
163 | struct stat st; | ||
164 | unsigned int i; | ||
165 | int len, ret = EVAS_LOAD_ERROR_NONE; | ||
166 | struct evas_image_foreach_loader_data fdata; | ||
167 | |||
168 | |||
169 | #ifdef EVAS_CSERVE | ||
170 | if (evas_cserve_use_get()) | ||
171 | { | ||
172 | // TODO: handle errors from server and return them? | ||
173 | DBG("try cserve '%s' '%s'", ie->file, ie->key ? ie->key : ""); | ||
174 | if (evas_cserve_image_load(ie, ie->file, ie->key, &(ie->load_opts))) | ||
175 | { | ||
176 | DBG("try cserve '%s' '%s' loaded!", | ||
177 | ie->file, ie->key ? ie->key : ""); | ||
178 | return EVAS_LOAD_ERROR_NONE; | ||
179 | } | ||
180 | } | ||
181 | #endif | ||
182 | if (stat(ie->file, &st) != 0 || S_ISDIR(st.st_mode)) | ||
183 | { | ||
184 | DBG("trying to open directory '%s' !", ie->file); | ||
185 | return EVAS_LOAD_ERROR_DOES_NOT_EXIST; | ||
186 | } | ||
187 | |||
188 | len = strlen(ie->file); | ||
189 | end = ie->file + len; | ||
190 | for (i = 0; i < (sizeof (loaders) / sizeof(struct ext_loader_s)); i++) | ||
191 | { | ||
192 | int len2 = strlen(loaders[i].extension); | ||
193 | if (len2 > len) continue; | ||
194 | if (!strcasecmp(end - len2, loaders[i].extension)) | ||
195 | { | ||
196 | loader = loaders[i].loader; | ||
197 | DBG("known loader '%s' handles extension '%s' of file '%s'", | ||
198 | loader, end - len2, ie->file); | ||
199 | break; | ||
200 | } | ||
201 | } | ||
202 | |||
203 | if (loader) | ||
204 | { | ||
205 | em = evas_module_find_type(EVAS_MODULE_TYPE_IMAGE_LOADER, loader); | ||
206 | if (em) | ||
207 | { | ||
208 | DBG("found image loader '%s' (%p)", loader, em); | ||
209 | if (evas_module_load(em)) | ||
210 | { | ||
211 | evas_module_use(em); | ||
212 | evas_image_load_func = em->functions; | ||
213 | ret = EVAS_LOAD_ERROR_NONE; | ||
214 | if (evas_image_load_func->file_head(ie, ie->file, ie->key, &ret)) | ||
215 | { | ||
216 | DBG("loaded file head using module '%s' (%p): %s", | ||
217 | loader, em, ie->file); | ||
218 | goto end; | ||
219 | } | ||
220 | evas_module_unload(em); | ||
221 | INF("failed to load file head using module '%s' (%p): " | ||
222 | "%s (%s)", | ||
223 | loader, em, ie->file, evas_load_error_str(ret)); | ||
224 | } | ||
225 | else | ||
226 | WRN("failed to load module '%s' (%p)", loader, em); | ||
227 | } | ||
228 | else | ||
229 | INF("image loader '%s' is not enabled or missing!", loader); | ||
230 | } | ||
231 | |||
232 | fdata.ie = ie; | ||
233 | fdata.error = &ret; | ||
234 | fdata.em = NULL; | ||
235 | ret = EVAS_LOAD_ERROR_NONE; | ||
236 | evas_module_foreach_image_loader(_evas_image_foreach_loader, &fdata); | ||
237 | em = fdata.em; | ||
238 | evas_image_load_func = em ? em->functions : NULL; | ||
239 | if (em) goto end; | ||
240 | |||
241 | /* This is our last chance, try all known image loader. */ | ||
242 | /* FIXME: We could use eina recursive module search ability. */ | ||
243 | for (i = 0; i < sizeof (loaders_name) / sizeof (char *); i++) | ||
244 | { | ||
245 | em = evas_module_find_type(EVAS_MODULE_TYPE_IMAGE_LOADER, loaders_name[i]); | ||
246 | if (em) | ||
247 | { | ||
248 | if (evas_module_load(em)) | ||
249 | { | ||
250 | evas_module_use(em); | ||
251 | evas_image_load_func = em->functions; | ||
252 | ret = EVAS_LOAD_ERROR_NONE; | ||
253 | if (evas_image_load_func->file_head(ie, ie->file, ie->key, &ret)) | ||
254 | { | ||
255 | DBG("brute force loader '%s' (%p) worked on %s", | ||
256 | loaders_name[i], em, ie->file); | ||
257 | goto end; | ||
258 | } | ||
259 | else | ||
260 | INF("brute force loader '%s' (%p) failed on %s (%s)", | ||
261 | loaders_name[i], em, ie->file, | ||
262 | evas_load_error_str(ret)); | ||
263 | |||
264 | evas_module_unload(em); | ||
265 | } | ||
266 | else | ||
267 | INF("failed to load module '%s' (%p)", loaders_name[i], em); | ||
268 | } | ||
269 | else | ||
270 | DBG("could not find module '%s'", loaders_name[i]); | ||
271 | } | ||
272 | |||
273 | INF("exhausted all means to load image '%s'", ie->file); | ||
274 | return EVAS_LOAD_ERROR_UNKNOWN_FORMAT; | ||
275 | |||
276 | end: | ||
277 | |||
278 | if (ret != EVAS_LOAD_ERROR_NONE) | ||
279 | { | ||
280 | const char *modname = NULL; | ||
281 | int modversion = -1; | ||
282 | if (em && em->definition) | ||
283 | { | ||
284 | modname = em->definition->name; | ||
285 | modversion = em->definition->version; | ||
286 | } | ||
287 | WRN("loader '%s' (version %d) " | ||
288 | "handled file '%s', key '%s' with errors: %s", | ||
289 | modname ? modname : "<UNKNOWN>", modversion, | ||
290 | ie->file, ie->key ? ie->key : "", | ||
291 | evas_load_error_str(ret)); | ||
292 | goto end; | ||
293 | } | ||
294 | |||
295 | DBG("loader '%s' used for file %s", | ||
296 | (em && em->definition && em->definition->name) ? | ||
297 | em->definition->name : "<UNKNOWN>", | ||
298 | ie->file); | ||
299 | |||
300 | ie->info.module = (void*) em; | ||
301 | ie->info.loader = (void*) evas_image_load_func; | ||
302 | evas_module_ref((Evas_Module*) ie->info.module); | ||
303 | return ret; | ||
304 | } | ||
305 | |||
306 | EAPI int | ||
307 | evas_common_load_rgba_image_data_from_file(Image_Entry *ie) | ||
308 | { | ||
309 | Evas_Image_Load_Func *evas_image_load_func = NULL; | ||
310 | int ret = EVAS_LOAD_ERROR_NONE; | ||
311 | |||
312 | if ((ie->flags.loaded) && (!ie->flags.animated)) return EVAS_LOAD_ERROR_GENERIC; | ||
313 | |||
314 | #ifdef EVAS_CSERVE | ||
315 | if (ie->data1) | ||
316 | { | ||
317 | if (evas_cserve_image_data_load(ie)) | ||
318 | { | ||
319 | RGBA_Image *im = (RGBA_Image *)ie; | ||
320 | Mem *mem = ie->data2; | ||
321 | if (mem) | ||
322 | { | ||
323 | im->image.data = (void*) (mem->data + mem->offset); | ||
324 | im->image.no_free = 1; | ||
325 | return EVAS_LOAD_ERROR_NONE; | ||
326 | } | ||
327 | } | ||
328 | return EVAS_LOAD_ERROR_GENERIC; | ||
329 | } | ||
330 | #endif | ||
331 | |||
332 | if (!ie->info.module) return EVAS_LOAD_ERROR_GENERIC; | ||
333 | |||
334 | // printf("load data [%p] %s %s\n", ie, ie->file, ie->key); | ||
335 | |||
336 | evas_image_load_func = ie->info.loader; | ||
337 | evas_module_use((Evas_Module*) ie->info.module); | ||
338 | if (!evas_image_load_func->file_data(ie, ie->file, ie->key, &ret)) | ||
339 | { | ||
340 | return ret; | ||
341 | } | ||
342 | |||
343 | // evas_module_unref((Evas_Module*) ie->info.module); | ||
344 | // ie->info.module = NULL; | ||
345 | |||
346 | return EVAS_LOAD_ERROR_NONE; | ||
347 | } | ||
348 | |||
349 | EAPI double | ||
350 | evas_common_load_rgba_image_frame_duration_from_file(Image_Entry *ie, const int start, const int frame_num) | ||
351 | { | ||
352 | Evas_Image_Load_Func *evas_image_load_func = NULL; | ||
353 | |||
354 | if (!ie->info.module) return -1; | ||
355 | |||
356 | evas_image_load_func = ie->info.loader; | ||
357 | evas_module_use((Evas_Module*) ie->info.module); | ||
358 | if (evas_image_load_func->frame_duration) | ||
359 | return evas_image_load_func->frame_duration(ie, ie->file, start, frame_num); | ||
360 | return -1; | ||
361 | } | ||
362 | |||
363 | EAPI Eina_Bool | ||
364 | evas_common_extension_can_load_get(const char *file) | ||
365 | { | ||
366 | unsigned int length; | ||
367 | unsigned int i; | ||
368 | |||
369 | length = eina_stringshare_strlen(file) + 1; | ||
370 | if (length < 5) return EINA_FALSE; | ||
371 | |||
372 | for (i = 0; i < sizeof (loaders) / sizeof (struct ext_loader_s); ++i) | ||
373 | { | ||
374 | if (loaders[i].length > length) continue; | ||
375 | |||
376 | if (!strcasecmp(loaders[i].extension, file + length - loaders[i].length)) | ||
377 | return EINA_TRUE; | ||
378 | } | ||
379 | |||
380 | return EINA_FALSE; | ||
381 | } | ||