4 * Copyright (C) 2009 by ProFUSION embedded systems
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU Lesser General Public License as published by
8 * the Free Software Foundation; either version 3 of the License, or (at your
9 * option) any later version.
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 * You should have received a copy of the GNU Lesser General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 * @author Rafael Antognolli <antognolli@profusion.mobi>
27 #include <eina_safety_checks.h>
29 #include "ethumb_private.h"
30 #include "Ethumb_Plugin.h"
37 #include <sys/types.h>
49 #include <Ecore_Evas.h>
50 #include <Ecore_File.h>
53 static int _log_dom = -1;
54 #define DBG(...) EINA_LOG_DOM_DBG(_log_dom, __VA_ARGS__)
55 #define INF(...) EINA_LOG_DOM_INFO(_log_dom, __VA_ARGS__)
56 #define WRN(...) EINA_LOG_DOM_WARN(_log_dom, __VA_ARGS__)
57 #define ERR(...) EINA_LOG_DOM_ERR(_log_dom, __VA_ARGS__)
59 static int initcount = 0;
60 static const char *_home_thumb_dir = NULL;
61 static const char *_thumb_category_normal = NULL;
62 static const char *_thumb_category_large = NULL;
64 static const int THUMB_SIZE_NORMAL = 128;
65 static const int THUMB_SIZE_LARGE = 256;
67 static Eina_Hash *_plugins_ext = NULL;
68 static Eina_Array *_plugins = NULL;
71 _ethumb_plugin_list_cb(Eina_Module *m, void *data __UNUSED__)
75 Ethumb_Plugin *plugin;
76 Ethumb_Plugin *(*plugin_get)(void);
78 file = eina_module_file_get(m);
79 if (!eina_module_load(m))
81 ERR("could not load module \"%s\": %s",
82 file, eina_error_msg_get(eina_error_get()));
86 plugin_get = eina_module_symbol_get(m, "ethumb_plugin_get");
89 ERR("could not find ethumb_plugin_get() in module \"%s\": %s",
90 file, eina_error_msg_get(eina_error_get()));
91 eina_module_unload(m);
95 plugin = plugin_get();
98 ERR("plugin \"%s\" failed to init.", file);
99 eina_module_unload(m);
103 DBG("loaded plugin \"%s\" (%p) with extensions:", file, plugin);
104 for (ext = plugin->extensions; *ext; ext++)
106 DBG(" extension \"%s\"", *ext);
107 eina_hash_add(_plugins_ext, *ext, plugin);
114 _ethumb_plugins_load(void)
116 _plugins_ext = eina_hash_string_small_new(NULL);
117 EINA_SAFETY_ON_NULL_RETURN(_plugins_ext);
119 _plugins = eina_module_list_get(_plugins, PLUGINSDIR, 1,
120 &_ethumb_plugin_list_cb, NULL);
124 _ethumb_plugins_unload(void)
126 eina_hash_free(_plugins_ext);
128 eina_module_list_unload(_plugins);
129 eina_module_list_flush(_plugins);
130 eina_array_free(_plugins);
145 fprintf(stderr, "ERROR: Could not initialize eina.\n");
148 _log_dom = eina_log_domain_register("ethumb", EINA_COLOR_GREEN);
151 EINA_LOG_ERR("Could not register log domain: ethumb");
161 home = getenv("HOME");
162 snprintf(buf, sizeof(buf), "%s/.thumbnails", home);
164 _home_thumb_dir = eina_stringshare_add(buf);
165 _thumb_category_normal = eina_stringshare_add("normal");
166 _thumb_category_large = eina_stringshare_add("large");
168 _ethumb_plugins_load();
173 ethumb_shutdown(void)
178 _ethumb_plugins_unload();
179 eina_stringshare_del(_home_thumb_dir);
180 eina_stringshare_del(_thumb_category_normal);
181 eina_stringshare_del(_thumb_category_large);
184 ecore_evas_shutdown();
186 eina_log_domain_unregister(_log_dom);
198 Ecore_Evas *ee, *sub_ee;
200 Evas_Object *o, *img;
202 ethumb = calloc(1, sizeof(Ethumb));
203 EINA_SAFETY_ON_NULL_RETURN_VAL(ethumb, NULL);
205 /* IF CHANGED, UPDATE DOCS in (Ethumb.c, Ethumb_Client.c, python...)!!! */
206 ethumb->tw = THUMB_SIZE_NORMAL;
207 ethumb->th = THUMB_SIZE_NORMAL;
208 ethumb->crop_x = 0.5;
209 ethumb->crop_y = 0.5;
210 ethumb->quality = 80;
211 ethumb->compress = 9;
212 ethumb->video.start = 0.1;
213 ethumb->video.time = 3;
214 ethumb->video.interval = 0.05;
215 ethumb->video.ntimes = 3;
216 ethumb->video.fps = 10;
218 ee = ecore_evas_buffer_new(1, 1);
219 e = ecore_evas_get(ee);
222 ERR("could not create ecore evas buffer");
226 evas_image_cache_set(e, 0);
227 evas_font_cache_set(e, 0);
229 o = ecore_evas_object_image_new(ee);
232 ERR("could not create sub ecore evas buffer");
238 sub_ee = evas_object_data_get(o, "Ecore_Evas");
239 sub_e = ecore_evas_get(sub_ee);
241 evas_image_cache_set(sub_e, 0);
242 evas_font_cache_set(sub_e, 0);
244 img = evas_object_image_add(sub_e);
247 ERR("could not create source objects.");
255 ethumb->sub_ee = sub_ee;
256 ethumb->sub_e = sub_e;
260 DBG("ethumb=%p", ethumb);
266 _ethumb_frame_free(Ethumb_Frame *frame)
273 if (frame->swallow && frame->edje)
275 o = edje_object_part_swallow_get(frame->edje, frame->swallow);
277 edje_object_part_unswallow(frame->edje, o);
279 eina_stringshare_del(frame->file);
280 eina_stringshare_del(frame->group);
281 eina_stringshare_del(frame->swallow);
284 evas_object_del(frame->edje);
290 ethumb_free(Ethumb *ethumb)
292 EINA_SAFETY_ON_NULL_RETURN(ethumb);
294 DBG("ethumb=%p", ethumb);
297 _ethumb_frame_free(ethumb->frame);
298 ethumb_file_free(ethumb);
299 ecore_evas_free(ethumb->ee);
300 eina_stringshare_del(ethumb->thumb_dir);
301 eina_stringshare_del(ethumb->category);
302 if (ethumb->finished_idler)
303 ecore_idler_del(ethumb->finished_idler);
308 ethumb_thumb_fdo_set(Ethumb *e, Ethumb_Thumb_FDO_Size s)
310 EINA_SAFETY_ON_NULL_RETURN(e);
311 EINA_SAFETY_ON_FALSE_RETURN(s == ETHUMB_THUMB_NORMAL ||
312 s == ETHUMB_THUMB_LARGE);
313 DBG("ethumb=%p, size=%d", e, s);
315 if (s == ETHUMB_THUMB_NORMAL)
317 e->tw = THUMB_SIZE_NORMAL;
318 e->th = THUMB_SIZE_NORMAL;
322 e->tw = THUMB_SIZE_LARGE;
323 e->th = THUMB_SIZE_LARGE;
326 e->format = ETHUMB_THUMB_FDO;
327 e->aspect = ETHUMB_THUMB_KEEP_ASPECT;
328 _ethumb_frame_free(e->frame);
330 eina_stringshare_del(e->thumb_dir);
331 eina_stringshare_del(e->category);
337 ethumb_thumb_size_set(Ethumb *e, int tw, int th)
339 EINA_SAFETY_ON_NULL_RETURN(e);
340 EINA_SAFETY_ON_FALSE_RETURN(tw > 0);
341 EINA_SAFETY_ON_FALSE_RETURN(th > 0);
343 DBG("ethumb=%p, w=%d, h=%d", e, tw, th);
349 ethumb_thumb_size_get(const Ethumb *e, int *tw, int *th)
351 EINA_SAFETY_ON_NULL_RETURN(e);
358 ethumb_thumb_format_set(Ethumb *e, Ethumb_Thumb_Format f)
360 EINA_SAFETY_ON_NULL_RETURN(e);
361 EINA_SAFETY_ON_FALSE_RETURN(f == ETHUMB_THUMB_FDO ||
362 f == ETHUMB_THUMB_JPEG ||
363 f == ETHUMB_THUMB_EET);
365 DBG("ethumb=%p, format=%d", e, f);
369 EAPI Ethumb_Thumb_Format
370 ethumb_thumb_format_get(const Ethumb *e)
372 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
377 ethumb_thumb_aspect_set(Ethumb *e, Ethumb_Thumb_Aspect a)
379 EINA_SAFETY_ON_NULL_RETURN(e);
380 EINA_SAFETY_ON_FALSE_RETURN(a == ETHUMB_THUMB_KEEP_ASPECT ||
381 a == ETHUMB_THUMB_IGNORE_ASPECT ||
382 a == ETHUMB_THUMB_CROP);
384 DBG("ethumb=%p, aspect=%d", e, a);
388 EAPI Ethumb_Thumb_Aspect
389 ethumb_thumb_aspect_get(const Ethumb *e)
391 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
396 ethumb_thumb_crop_align_set(Ethumb *e, float x, float y)
398 EINA_SAFETY_ON_NULL_RETURN(e);
400 DBG("ethumb=%p, x=%f, y=%f", e, x, y);
406 ethumb_thumb_crop_align_get(const Ethumb *e, float *x, float *y)
408 EINA_SAFETY_ON_NULL_RETURN(e);
410 if (x) *x = e->crop_x;
411 if (y) *y = e->crop_y;
415 ethumb_thumb_quality_set(Ethumb *e, int quality)
417 EINA_SAFETY_ON_NULL_RETURN(e);
419 DBG("ethumb=%p, quality=%d", e, quality);
420 e->quality = quality;
424 ethumb_thumb_quality_get(const Ethumb *e)
426 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
431 ethumb_thumb_compress_set(Ethumb *e, int compress)
433 EINA_SAFETY_ON_NULL_RETURN(e);
435 DBG("ethumb=%p, compress=%d", e, compress);
436 e->compress = compress;
440 ethumb_thumb_compress_get(const Ethumb *e)
442 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
447 ethumb_frame_set(Ethumb *e, const char *theme_file, const char *group, const char *swallow)
449 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
454 DBG("ethumb=%p, theme_file=%s, group=%s, swallow=%s",
455 e, theme_file ? theme_file : "", group ? group : "",
456 swallow ? swallow : "");
460 edje_object_part_unswallow(frame->edje, e->img);
462 _ethumb_frame_free(frame);
473 frame = calloc(1, sizeof(Ethumb_Frame));
476 ERR("could not allocate Ethumb_Frame structure.");
480 frame->edje = edje_object_add(e->sub_e);
483 ERR("could not create edje frame object.");
484 _ethumb_frame_free(frame);
490 if (!edje_object_file_set(frame->edje, theme_file, group))
492 ERR("could not load frame theme.");
493 _ethumb_frame_free(frame);
498 edje_object_part_swallow(frame->edje, swallow, e->img);
499 if (!edje_object_part_swallow_get(frame->edje, swallow))
501 ERR("could not swallow image to edje frame.");
502 _ethumb_frame_free(frame);
507 eina_stringshare_replace(&frame->file, theme_file);
508 eina_stringshare_replace(&frame->group, group);
509 eina_stringshare_replace(&frame->swallow, swallow);
517 ethumb_frame_get(const Ethumb *e, const char **theme_file, const char **group, const char **swallow)
519 EINA_SAFETY_ON_NULL_RETURN(e);
523 if (theme_file) *theme_file = e->frame->file;
524 if (group) *group = e->frame->group;
525 if (swallow) *swallow = e->frame->swallow;
529 if (theme_file) *theme_file = NULL;
530 if (group) *group = NULL;
531 if (swallow) *swallow = NULL;
536 _ethumb_build_absolute_path(const char *path, char buf[PATH_MAX])
548 else if (path[0] == '~')
550 const char *home = getenv("HOME");
562 if (!getcwd(p, PATH_MAX))
575 ethumb_thumb_dir_path_set(Ethumb *e, const char *path)
578 EINA_SAFETY_ON_NULL_RETURN(e);
580 DBG("ethumb=%p, path=%s", e, path ? path : "");
581 path = _ethumb_build_absolute_path(path, buf);
582 eina_stringshare_replace(&e->thumb_dir, path);
586 ethumb_thumb_dir_path_get(const Ethumb *e)
588 EINA_SAFETY_ON_NULL_RETURN_VAL(e, NULL);
594 ethumb_thumb_category_set(Ethumb *e, const char *category)
596 EINA_SAFETY_ON_NULL_RETURN(e);
598 DBG("ethumb=%p, category=%s", e, category ? category : "");
599 eina_stringshare_replace(&e->category, category);
603 ethumb_thumb_category_get(const Ethumb *e)
605 EINA_SAFETY_ON_NULL_RETURN_VAL(e, NULL);
611 ethumb_video_start_set(Ethumb *e, float start)
613 EINA_SAFETY_ON_NULL_RETURN(e);
614 EINA_SAFETY_ON_FALSE_RETURN(start >= 0.0);
615 EINA_SAFETY_ON_FALSE_RETURN(start <= 1.0);
617 DBG("ethumb=%p, video_start=%f", e, start);
618 e->video.start = start;
622 ethumb_video_start_get(const Ethumb *e)
624 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
626 return e->video.start;
630 ethumb_video_time_set(Ethumb *e, float time)
632 EINA_SAFETY_ON_NULL_RETURN(e);
634 DBG("ethumb=%p, video_start=%f", e, time);
635 e->video.time = time;
639 ethumb_video_time_get(const Ethumb *e)
641 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
643 return e->video.time;
647 ethumb_video_interval_set(Ethumb *e, float interval)
649 EINA_SAFETY_ON_NULL_RETURN(e);
651 DBG("ethumb=%p, video_interval=%f", e, interval);
652 e->video.interval = interval;
656 ethumb_video_interval_get(const Ethumb *e)
658 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
660 return e->video.interval;
664 ethumb_video_ntimes_set(Ethumb *e, unsigned int ntimes)
666 EINA_SAFETY_ON_NULL_RETURN(e);
667 EINA_SAFETY_ON_FALSE_RETURN(ntimes > 0);
669 DBG("ethumb=%p, video_ntimes=%d", e, ntimes);
670 e->video.ntimes = ntimes;
674 ethumb_video_ntimes_get(const Ethumb *e)
676 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
678 return e->video.ntimes;
682 ethumb_video_fps_set(Ethumb *e, unsigned int fps)
684 EINA_SAFETY_ON_NULL_RETURN(e);
685 EINA_SAFETY_ON_FALSE_RETURN(fps > 0);
687 DBG("ethumb=%p, video_fps=%d", e, fps);
692 ethumb_video_fps_get(const Ethumb *e)
694 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
700 ethumb_document_page_set(Ethumb *e, unsigned int page)
702 EINA_SAFETY_ON_NULL_RETURN(e);
704 DBG("ethumb=%p, document_page=%d", e, page);
705 e->document.page = page;
709 ethumb_document_page_get(const Ethumb *e)
711 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
713 return e->document.page;
717 ethumb_file_set(Ethumb *e, const char *path, const char *key)
720 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
722 DBG("ethumb=%p, path=%s, key=%s", e, path ? path : "", key ? key : "");
723 if (path && access(path, R_OK))
725 ERR("couldn't access file \"%s\"", path);
729 path = _ethumb_build_absolute_path(path, buf);
730 eina_stringshare_replace(&e->src_path, path);
731 eina_stringshare_replace(&e->src_key, key);
732 eina_stringshare_replace(&e->thumb_path, NULL);
733 eina_stringshare_replace(&e->thumb_key, NULL);
739 ethumb_file_get(const Ethumb *e, const char **path, const char **key)
741 EINA_SAFETY_ON_NULL_RETURN(e);
743 if (path) *path = e->src_path;
744 if (key) *key = e->src_key;
747 static const char ACCEPTABLE_URI_CHARS[96] = {
748 /* ! " # $ % & ' ( ) * + , - . / */
749 0x00,0x3F,0x20,0x20,0x28,0x00,0x2C,0x3F,0x3F,0x3F,0x3F,0x2A,0x28,0x3F,0x3F,0x1C,
750 /* 0 1 2 3 4 5 6 7 8 9 : ; < = > ? */
751 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x38,0x20,0x20,0x2C,0x20,0x20,
752 /* @ A B C D E F G H I J K L M N O */
753 0x38,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
754 /* P Q R S T U V W X Y Z [ \ ] ^ _ */
755 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x20,0x20,0x20,0x20,0x3F,
756 /* ` a b c d e f g h i j k l m n o */
757 0x20,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
758 /* p q r s t u v w x y z { | } ~ DEL */
759 0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x20,0x20,0x20,0x3F,0x20
763 _ethumb_generate_hash(const char *file)
767 char md5out[(2 * MD5_HASHBYTES) + 1];
768 unsigned char hash[MD5_HASHBYTES];
769 static const char hex[] = "0123456789abcdef";
773 const unsigned char *c;
775 #define _check_uri_char(c) \
776 ((c) >= 32 && (c) < 128 && (ACCEPTABLE_URI_CHARS[(c) - 32] & 0x08))
778 EINA_SAFETY_ON_NULL_RETURN_VAL(file, NULL);
780 uri = alloca(3 * strlen(file) + 9);
781 memcpy(uri, "file://", sizeof("file://") - 1);
782 t = uri + sizeof("file://") - 1;
784 for (c = (const unsigned char *)file; *c != '\0'; c++)
786 if (!_check_uri_char(*c))
797 #undef _check_uri_char
800 MD5Update (&ctx, (unsigned char const*)uri, (unsigned)strlen (uri));
801 MD5Final (hash, &ctx);
803 for (n = 0; n < MD5_HASHBYTES; n++)
805 md5out[2 * n] = hex[hash[n] >> 4];
806 md5out[2 * n + 1] = hex[hash[n] & 0x0f];
808 md5out[2 * n] = '\0';
810 DBG("md5=%s, file=%s", md5out, file);
811 return eina_stringshare_add(md5out);
815 _ethumb_file_check_fdo(Ethumb *e)
817 if (!((e->tw == THUMB_SIZE_NORMAL && e->th == THUMB_SIZE_NORMAL) ||
818 (e->tw == THUMB_SIZE_LARGE && e->th == THUMB_SIZE_LARGE)))
821 if (e->format != ETHUMB_THUMB_FDO)
824 if (e->aspect != ETHUMB_THUMB_KEEP_ASPECT)
834 _ethumb_file_generate_custom_category(Ethumb *e)
837 const char *aspect, *format;
840 if (e->aspect == ETHUMB_THUMB_KEEP_ASPECT)
841 aspect = "keep_aspect";
842 else if (e->aspect == ETHUMB_THUMB_IGNORE_ASPECT)
843 aspect = "ignore_aspect";
847 if (e->format == ETHUMB_THUMB_FDO)
849 else if (e->format == ETHUMB_THUMB_JPEG)
859 snprintf(buf, sizeof(buf), "%dx%d-%s%s-%s",
860 e->tw, e->th, aspect, frame, format);
862 return eina_stringshare_add(buf);
866 _ethumb_file_generate_path(Ethumb *e)
871 const char *thumb_dir, *category;
876 fdo_format = _ethumb_file_check_fdo(e);
879 thumb_dir = eina_stringshare_ref(e->thumb_dir);
881 thumb_dir = eina_stringshare_ref(_home_thumb_dir);
884 category = eina_stringshare_ref(e->category);
885 else if (!fdo_format)
886 category = _ethumb_file_generate_custom_category(e);
889 if (e->tw == THUMB_SIZE_NORMAL)
890 category = eina_stringshare_ref(_thumb_category_normal);
891 else if (e->tw == THUMB_SIZE_LARGE)
892 category = eina_stringshare_ref(_thumb_category_large);
895 if (e->format == ETHUMB_THUMB_FDO)
897 else if (e->format == ETHUMB_THUMB_JPEG)
903 fullname = ecore_file_realpath(e->src_path);
904 hash = _ethumb_generate_hash(fullname);
905 snprintf(buf, sizeof(buf), "%s/%s/%s.%s", thumb_dir, category, hash, ext);
907 DBG("ethumb=%p, path=%s", e, buf);
908 eina_stringshare_replace(&e->thumb_path, buf);
909 if (e->format == ETHUMB_THUMB_EET)
910 eina_stringshare_replace(&e->thumb_key, "thumbnail");
913 eina_stringshare_del(e->thumb_key);
917 eina_stringshare_del(thumb_dir);
918 eina_stringshare_del(category);
919 eina_stringshare_del(hash);
923 ethumb_file_free(Ethumb *e)
925 EINA_SAFETY_ON_NULL_RETURN(e);
928 eina_stringshare_replace(&e->src_path, NULL);
929 eina_stringshare_replace(&e->src_key, NULL);
930 eina_stringshare_replace(&e->thumb_path, NULL);
931 eina_stringshare_replace(&e->thumb_key, NULL);
935 ethumb_thumb_path_set(Ethumb *e, const char *path, const char *key)
939 EINA_SAFETY_ON_NULL_RETURN(e);
940 DBG("ethumb=%p, path=%s, key=%s", e, path ? path : "", key ? key : "");
944 eina_stringshare_replace(&e->thumb_path, NULL);
945 eina_stringshare_replace(&e->thumb_key, NULL);
949 path = _ethumb_build_absolute_path(path, buf);
950 eina_stringshare_replace(&e->thumb_path, path);
951 eina_stringshare_replace(&e->thumb_key, key);
956 ethumb_thumb_path_get(Ethumb *e, const char **path, const char **key)
958 EINA_SAFETY_ON_NULL_RETURN(e);
960 _ethumb_file_generate_path(e);
962 if (path) *path = e->thumb_path;
963 if (key) *key = e->thumb_key;
967 ethumb_calculate_aspect_from_ratio(Ethumb *e, float ia, int *w, int *h)
977 a = e->tw / (float)e->th;
979 if (e->aspect == ETHUMB_THUMB_KEEP_ASPECT)
981 if ((ia > a && e->tw > 0) || e->th <= 0)
989 ethumb_calculate_aspect(Ethumb *e, int iw, int ih, int *w, int *h)
995 ethumb_calculate_aspect_from_ratio(e, ia, w, h);
999 ethumb_calculate_fill_from_ratio(Ethumb *e, float ia, int *fx, int *fy, int *fw, int *fh)
1010 a = e->tw / (float)e->th;
1012 if (e->aspect == ETHUMB_THUMB_CROP)
1014 if ((ia > a && e->tw > 0) || e->th <= 0)
1019 *fx = - e->crop_x * (*fw - e->tw);
1020 *fy = - e->crop_y * (*fh - e->th);
1022 else if (e->aspect == ETHUMB_THUMB_KEEP_ASPECT)
1024 if ((ia > a && e->tw > 0) || e->th <= 0)
1032 ethumb_calculate_fill(Ethumb *e, int iw, int ih, int *fx, int *fy, int *fw, int *fh)
1035 ia = iw / (float)ih;
1037 ethumb_calculate_fill_from_ratio(e, ia, fx, fy, fw, fh);
1041 _ethumb_plugin_generate(Ethumb *e)
1044 Ethumb_Plugin *plugin;
1046 ext = strrchr(e->src_path, '.');
1049 ERR("could not get extension for file \"%s\"", e->src_path);
1053 plugin = eina_hash_find(_plugins_ext, ext + 1);
1056 DBG("no plugin for extension: \"%s\"", ext + 1);
1061 evas_object_hide(e->frame->edje);
1063 evas_object_hide(e->img);
1065 plugin->generate_thumb(e);
1071 ethumb_plugin_image_resize(Ethumb *e, int w, int h)
1079 edje_extern_object_min_size_set(img, w, h);
1080 edje_extern_object_max_size_set(img, w, h);
1081 edje_object_calc_force(e->frame->edje);
1082 evas_object_move(e->frame->edje, 0, 0);
1083 evas_object_resize(e->frame->edje, w, h);
1087 evas_object_move(img, 0, 0);
1088 evas_object_resize(img, w, h);
1091 evas_object_image_size_set(e->o, w, h);
1092 ecore_evas_resize(e->sub_ee, w, h);
1101 ethumb_image_save(Ethumb *e)
1107 evas_damage_rectangle_add(e->sub_e, 0, 0, e->rw, e->rh);
1108 evas_render(e->sub_e);
1111 _ethumb_file_generate_path(e);
1115 ERR("could not create file path...");
1119 dname = ecore_file_dir_get(e->thumb_path);
1120 r = ecore_file_mkpath(dname);
1124 ERR("could not create directory '%s'", dname);
1128 snprintf(flags, sizeof(flags), "quality=%d compress=%d",
1129 e->quality, e->compress);
1130 r = evas_object_image_save(e->o, e->thumb_path, e->thumb_key, flags);
1134 ERR("could not save image.");
1142 _ethumb_image_load(Ethumb *e)
1145 Evas_Coord w, h, ww, hh, fx, fy, fw, fh;
1151 evas_object_hide(e->frame->edje);
1153 evas_object_hide(img);
1154 evas_object_image_file_set(img, NULL, NULL);
1155 evas_object_image_load_size_set(img, e->tw, e->th);
1156 evas_object_image_file_set(img, e->src_path, e->src_key);
1159 evas_object_show(e->frame->edje);
1161 evas_object_show(img);
1163 error = evas_object_image_load_error_get(img);
1164 if (error != EVAS_LOAD_ERROR_NONE)
1166 ERR("could not load image '%s': %d", e->src_path, error);
1170 evas_object_image_size_get(img, &w, &h);
1171 if ((w <= 0) || (h <= 0))
1174 ethumb_calculate_aspect(e, w, h, &ww, &hh);
1178 edje_extern_object_min_size_set(img, ww, hh);
1179 edje_extern_object_max_size_set(img, ww, hh);
1180 edje_object_calc_force(e->frame->edje);
1181 evas_object_move(e->frame->edje, 0, 0);
1182 evas_object_resize(e->frame->edje, ww, hh);
1186 evas_object_move(img, 0, 0);
1187 evas_object_resize(img, ww, hh);
1190 ethumb_calculate_fill(e, w, h, &fx, &fy, &fw, &fh);
1191 evas_object_image_fill_set(img, fx, fy, fw, fh);
1193 evas_object_image_size_set(e->o, ww, hh);
1194 ecore_evas_resize(e->sub_ee, ww, hh);
1203 _ethumb_finished_idler_cb(void *data)
1207 e->finished_cb(e->cb_data, e, e->cb_result);
1208 if (e->cb_data_free)
1209 e->cb_data_free(e->cb_data);
1210 e->finished_idler = NULL;
1211 e->finished_cb = NULL;
1213 e->cb_data_free = NULL;
1219 ethumb_finished_callback_call(Ethumb *e, int result)
1221 EINA_SAFETY_ON_NULL_RETURN(e);
1223 e->cb_result = result;
1224 if (e->finished_idler)
1225 ecore_idler_del(e->finished_idler);
1226 e->finished_idler = ecore_idler_add(_ethumb_finished_idler_cb, e);
1230 ethumb_generate(Ethumb *e, Ethumb_Generate_Cb finished_cb, const void *data, Eina_Free_Cb free_data)
1234 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
1235 EINA_SAFETY_ON_NULL_RETURN_VAL(finished_cb, 0);
1236 DBG("ethumb=%p, finished_cb=%p, data=%p, free_data=%p, path=%s, key=%s",
1237 e, finished_cb, data, free_data,
1238 e->src_path ? e->src_path : "", e->src_key ? e->src_key : "");
1240 if (e->finished_idler)
1242 ERR("thumbnail generation already in progress.");
1245 e->finished_cb = finished_cb;
1246 e->cb_data = (void *)data;
1247 e->cb_data_free = free_data;
1251 ERR("no file set.");
1252 ethumb_finished_callback_call(e, 0);
1256 r = _ethumb_plugin_generate(e);
1260 if (!_ethumb_image_load(e))
1262 ERR("could not load input image.");
1263 ethumb_finished_callback_call(e, 0);
1267 r = ethumb_image_save(e);
1269 ethumb_finished_callback_call(e, r);
1275 ethumb_exists(Ethumb *e)
1277 struct stat thumb, src;
1279 Eina_Bool r = EINA_FALSE;
1281 EINA_SAFETY_ON_NULL_RETURN_VAL(e, 0);
1282 EINA_SAFETY_ON_NULL_RETURN_VAL(e->src_path, 0);
1283 DBG("ethumb=%p, path=%s", e, e->src_path ? e->src_path : "");
1286 _ethumb_file_generate_path(e);
1288 EINA_SAFETY_ON_NULL_RETURN_VAL(e->thumb_path, 0);
1290 r_thumb = stat(e->thumb_path, &thumb);
1291 r_src = stat(e->src_path, &src);
1293 EINA_SAFETY_ON_TRUE_RETURN_VAL(r_src, 0);
1295 if (r_thumb && errno != ENOENT)
1296 ERR("could not access file \"%s\": %s", e->thumb_path, strerror(errno));
1297 else if (!r_thumb && thumb.st_mtime > src.st_mtime)
1304 ethumb_evas_get(const Ethumb *e)
1306 EINA_SAFETY_ON_NULL_RETURN_VAL(e, NULL);
1312 ethumb_ecore_evas_get(const Ethumb *e)
1314 EINA_SAFETY_ON_NULL_RETURN_VAL(e, NULL);