389 lines
10 KiB
C
389 lines
10 KiB
C
#include <Elementary.h>
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#include "videothumb.h"
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#include "sha1.h"
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typedef struct _Videothumb Videothumb;
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struct _Videothumb
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{
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Evas_Object_Smart_Clipped_Data __clipped_data;
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Evas_Object *o_img;
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Ecore_Exe *thumb_exe;
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Ecore_Event_Handler *exe_handler;
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const char *file;
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const char *realfile;
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char *realpath;
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double pos;
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unsigned int realpos;
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int iw, ih;
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Evas_Coord w, h;
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Eina_Bool seen : 1;
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};
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static Evas_Smart *_smart = NULL;
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static Evas_Smart_Class _parent_sc = EVAS_SMART_CLASS_INIT_NULL;
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static Eina_List *busy_thumbs = NULL;
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static Eina_List *vidthumbs = NULL;
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static Eina_Bool
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_busy_add(const char *file)
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{
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Eina_List *l;
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const char *s;
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EINA_LIST_FOREACH(busy_thumbs, l, s)
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{
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if (!strcmp(file, s)) return EINA_FALSE;
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}
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busy_thumbs = eina_list_append(busy_thumbs, eina_stringshare_add(file));
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return EINA_TRUE;
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}
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static Eina_Bool
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_busy_del(const char *file)
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{
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Eina_List *l;
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const char *s;
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EINA_LIST_FOREACH(busy_thumbs, l, s)
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{
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if (!strcmp(file, s))
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{
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eina_stringshare_del(s);
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busy_thumbs = eina_list_remove_list(busy_thumbs, l);
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return EINA_TRUE;
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}
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}
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return EINA_FALSE;
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}
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static void
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_thumb_update(Evas_Object *obj)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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char buf[PATH_MAX];
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if (!sd) return;
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snprintf(buf, sizeof(buf), "%u", sd->realpos);
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evas_object_image_file_set(sd->o_img, NULL, NULL);
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evas_object_image_file_set(sd->o_img, sd->realfile, buf);
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evas_object_image_size_get(sd->o_img, &(sd->iw), &(sd->ih));
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if ((sd->iw <= 0) || (sd->ih <= 0))
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{
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evas_object_del(sd->o_img);
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sd->o_img = NULL;
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evas_object_smart_callback_call(obj, "failed", NULL);
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}
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else
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{
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evas_object_image_preload(sd->o_img, EINA_FALSE);
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evas_object_smart_callback_call(obj, "loaded", NULL);
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}
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}
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static void
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_thumb_match_update(Evas_Object *obj, const char *file)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if (!strcmp(sd->realpath, file)) _thumb_update(obj);
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}
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static Eina_Bool
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_cb_thumb_exe(void *data, int type EINA_UNUSED, void *event)
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{
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Ecore_Exe_Event_Del *ev;
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Videothumb *sd = evas_object_smart_data_get(data);
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if (!sd) return EINA_TRUE;
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ev = event;
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if (ev->exe == sd->thumb_exe)
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{
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Eina_List *l;
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Evas_Object *o;
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_busy_del(sd->realpath);
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EINA_LIST_FOREACH(vidthumbs, l, o)
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{
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_thumb_match_update(o, sd->realpath);
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}
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if ((sd->iw <= 0) || (sd->ih <= 0))
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{
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if (sd->exe_handler)
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{
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ecore_event_handler_del(sd->exe_handler);
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sd->exe_handler = NULL;
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}
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}
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sd->thumb_exe = NULL;
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return EINA_FALSE;
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}
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return EINA_TRUE;
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}
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static void
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_cb_preload(void *data, Evas *e EINA_UNUSED, Evas_Object *obj EINA_UNUSED, void *info EINA_UNUSED)
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{
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Videothumb *sd = evas_object_smart_data_get(data);
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if (!sd) return;
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evas_object_show(sd->o_img);
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evas_object_smart_callback_call(data, "data", NULL);
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}
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static void
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_videothumb_image_load(Evas_Object *obj)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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char buf_base[PATH_MAX];
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char buf_file[PATH_MAX];
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char buf[PATH_MAX];
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char *s;
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const char *libdir;
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unsigned char sum[20];
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if (!sd) return;
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if (!sd->file) return;
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sd->o_img = evas_object_image_filled_add(evas_object_evas_get(obj));
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evas_object_smart_member_add(sd->o_img, obj);
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if (!sha1((unsigned char *)sd->realpath, strlen(sd->realpath), sum)) return;
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snprintf(buf_base, sizeof(buf_base), "%s/rage/thumb/%02x",
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efreet_cache_home_get(), sum[0]);
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snprintf(buf_file, sizeof(buf_base),
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"%s/%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x"
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"%02x%02x%02x%02x%02x%02x%02x%02x.eet",
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buf_base,
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sum[1], sum[2], sum[3],
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sum[4], sum[5], sum[6], sum[7],
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sum[8], sum[9], sum[10], sum[11],
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sum[12], sum[13], sum[14], sum[15],
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sum[16], sum[17], sum[18], sum[19]);
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if (sd->realfile) eina_stringshare_del(sd->realfile);
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sd->realfile = eina_stringshare_add(buf_file);
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sd->realpos = (((unsigned int)(sd->pos * 1000.0)) / 10000) * 10000;
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snprintf(buf, sizeof(buf), "%u", sd->realpos);
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evas_object_event_callback_add(sd->o_img,
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EVAS_CALLBACK_IMAGE_PRELOADED,
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_cb_preload, obj);
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evas_object_image_file_set(sd->o_img, sd->realfile, buf);
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evas_object_image_size_get(sd->o_img, &(sd->iw), &(sd->ih));
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if (sd->iw > 0)
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{
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Eina_Bool ok = EINA_FALSE;
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struct stat st1, st2;
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if (stat(sd->realpath, &st1) == 0)
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{
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if (stat(sd->realfile, &st2) == 0)
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{
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if (st1.st_mtime < st2.st_mtime) ok = EINA_TRUE;
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}
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}
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if (ok)
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{
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evas_object_image_preload(sd->o_img, EINA_FALSE);
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return;
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}
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}
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if (!_busy_add(sd->realpath)) return;
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ecore_exe_run_priority_set(10);
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if (sd->thumb_exe)
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{
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ecore_exe_free(sd->thumb_exe);
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sd->thumb_exe = NULL;
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}
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s = ecore_file_escape_name(sd->realpath);
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if (s)
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{
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libdir = elm_app_lib_dir_get();
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if (libdir)
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{
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if (!sd->exe_handler)
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sd->exe_handler = ecore_event_handler_add(ECORE_EXE_EVENT_DEL,
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_cb_thumb_exe, obj);
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snprintf(buf, sizeof(buf),
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"%s/rage/utils/rage_thumb %s 10000 >& /dev/null",
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libdir, s);
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sd->thumb_exe = ecore_exe_pipe_run(buf,
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ECORE_EXE_TERM_WITH_PARENT |
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ECORE_EXE_NOT_LEADER,
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obj);
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}
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}
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}
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static void
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_videothumb_eval(Evas_Object *obj, Eina_Bool force)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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Evas_Coord ox, oy, ow, oh, vw, vh;
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Eina_Bool seen = EINA_FALSE;
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if (!sd) return;
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evas_object_geometry_get(obj, &ox, &oy, &ow, &oh);
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evas_output_viewport_get(evas_object_evas_get(obj), NULL, NULL, &vw, &vh);
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// XXX: not listening to canvas resizes! :(
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if (ELM_RECTS_INTERSECT(ox, oy, ow, oh, 0, 0, vw, vh)) seen = EINA_TRUE;
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// XXX: fix - wrokaround and always visible
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seen = EINA_TRUE;
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if (force)
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{
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sd->seen = seen;
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if (sd->o_img)
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{
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evas_object_del(sd->o_img);
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sd->o_img = NULL;
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}
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_videothumb_image_load(obj);
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evas_object_move(sd->o_img, ox, oy);
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evas_object_resize(sd->o_img, ow, oh);
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}
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else
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{
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if (seen != sd->seen)
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{
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sd->seen = seen;
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if (sd->seen)
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{
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if (sd->o_img)
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{
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evas_object_del(sd->o_img);
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sd->o_img = NULL;
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}
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_videothumb_image_load(obj);
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evas_object_move(sd->o_img, ox, oy);
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evas_object_resize(sd->o_img, ow, oh);
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}
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else
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{
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if (sd->o_img)
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{
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evas_object_del(sd->o_img);
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sd->o_img = NULL;
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}
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}
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}
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}
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}
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static void
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_smart_add(Evas_Object *obj)
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{
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Videothumb *sd;
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sd = calloc(1, sizeof(Videothumb));
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EINA_SAFETY_ON_NULL_RETURN(sd);
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evas_object_smart_data_set(obj, sd);
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_parent_sc.add(obj);
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}
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static void
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_smart_del(Evas_Object *obj)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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vidthumbs = eina_list_remove(vidthumbs, obj);
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if (sd->file) eina_stringshare_del(sd->file);
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if (sd->realfile) eina_stringshare_del(sd->realfile);
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if (sd->realpath) free(sd->realpath);
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if (sd->o_img) evas_object_del(sd->o_img);
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if (sd->thumb_exe) ecore_exe_free(sd->thumb_exe);
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if (sd->exe_handler) ecore_event_handler_del(sd->exe_handler);
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_parent_sc.del(obj);
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}
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static void
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_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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Evas_Coord ox, oy, ow, oh;
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if (!sd) return;
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evas_object_geometry_get(obj, &ox, &oy, &ow, &oh);
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if ((ow == w) && (oh == h)) return;
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evas_object_smart_changed(obj);
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}
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static void
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_smart_calculate(Evas_Object *obj)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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Evas_Coord ox, oy, ow, oh;
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if (!sd) return;
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evas_object_geometry_get(obj, &ox, &oy, &ow, &oh);
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sd->w = ow;
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sd->h = oh;
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_videothumb_eval(obj, EINA_FALSE);
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if (sd->o_img)
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{
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evas_object_move(sd->o_img, ox, oy);
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evas_object_resize(sd->o_img, ow, oh);
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}
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}
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static void
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_smart_move(Evas_Object *obj, Evas_Coord x EINA_UNUSED, Evas_Coord y EINA_UNUSED)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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evas_object_smart_changed(obj);
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}
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static void
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_smart_init(void)
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{
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static Evas_Smart_Class sc;
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evas_object_smart_clipped_smart_set(&_parent_sc);
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sc = _parent_sc;
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sc.name = "videothumb";
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sc.version = EVAS_SMART_CLASS_VERSION;
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sc.add = _smart_add;
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sc.del = _smart_del;
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sc.resize = _smart_resize;
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sc.move = _smart_move;
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sc.calculate = _smart_calculate;
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_smart = evas_smart_class_new(&sc);
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}
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Evas_Object *
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videothumb_add(Evas_Object *parent)
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{
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Evas *e;
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Evas_Object *obj;
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EINA_SAFETY_ON_NULL_RETURN_VAL(parent, NULL);
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e = evas_object_evas_get(parent);
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if (!e) return NULL;
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if (!_smart) _smart_init();
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obj = evas_object_smart_add(e, _smart);
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vidthumbs = eina_list_prepend(vidthumbs, obj);
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return obj;
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}
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void
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videothumb_file_set(Evas_Object *obj, const char *file, double pos)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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if (!sd) return;
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if ((sd->file == file) && (sd->pos == pos)) return;
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if (sd->file) eina_stringshare_del(sd->file);
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sd->file = eina_stringshare_add(file);
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sd->realpath = ecore_file_realpath(sd->file);
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sd->pos = pos;
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_videothumb_eval(obj, EINA_TRUE);
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}
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void
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videothumb_size_get(Evas_Object *obj, int *w, int *h)
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{
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Videothumb *sd = evas_object_smart_data_get(obj);
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*w = 1;
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*h = 1;
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if (!sd) return;
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*w = sd->iw;
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*h = sd->ih;
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}
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