177 lines
4.7 KiB
C
177 lines
4.7 KiB
C
//Compile with:
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// gcc -o emotion_signals_example emotion_signals_example.c `pkg-config --libs --cflags emotion evas ecore ecore-evas`
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#include <Ecore.h>
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#include <Ecore_Evas.h>
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#include <Evas.h>
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#include <Emotion.h>
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#include <stdio.h>
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#define WIDTH (320)
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#define HEIGHT (240)
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static void
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_display_info(Evas_Object *o)
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{
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int w, h;
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printf("playing: %d\n", emotion_object_play_get(o));
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printf("meta title: %s\n",
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emotion_object_meta_info_get(o, EMOTION_META_INFO_TRACK_TITLE));
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printf("seek position: %0.3f\n",
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emotion_object_position_get(o));
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printf("play length: %0.3f\n",
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emotion_object_play_length_get(o));
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printf("is seekable: %d\n",
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emotion_object_seekable_get(o));
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emotion_object_size_get(o, &w, &h);
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printf("video geometry: %dx%d\n", w, h);
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printf("video width / height ratio: %0.3f\n",
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emotion_object_ratio_get(o));
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printf("\n");
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}
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static void
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_playback_started_cb(void *data EINA_UNUSED, Evas_Object *o, void *event_info EINA_UNUSED)
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{
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printf(">>> Emotion object started playback.\n");
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_display_info(o);
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}
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static void
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_playback_finished_cb(void *data EINA_UNUSED, Evas_Object *o, void *event_info EINA_UNUSED)
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{
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printf(">>> Emotion object finished playback.\n");
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_display_info(o);
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}
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static void
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_open_done_cb(void *data EINA_UNUSED, Evas_Object *o, void *event_info EINA_UNUSED)
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{
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printf(">>> Emotion object open done.\n");
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_display_info(o);
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}
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static void
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_position_update_cb(void *data EINA_UNUSED, Evas_Object *o, void *event_info EINA_UNUSED)
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{
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printf(">>> Emotion object first position update.\n");
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evas_object_smart_callback_del(o, "position_update", _position_update_cb);
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_display_info(o);
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}
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static void
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_frame_decode_cb(void *data EINA_UNUSED, Evas_Object *o, void *event_info EINA_UNUSED)
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{
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printf(">>> Emotion object first frame decode.\n");
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evas_object_smart_callback_del(o, "frame_decode", _frame_decode_cb);
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_display_info(o);
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}
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static void
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_decode_stop_cb(void *data EINA_UNUSED, Evas_Object *o, void *event_info EINA_UNUSED)
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{
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printf(">>> Emotion object decode stop.\n");
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_display_info(o);
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}
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static void
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_frame_resize_cb(void *data EINA_UNUSED, Evas_Object *o, void *event_info EINA_UNUSED)
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{
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printf(">>> Emotion object frame resize.\n");
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_display_info(o);
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}
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static void
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_setup_emotion_callbacks(Evas_Object *o)
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{
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evas_object_smart_callback_add(
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o, "playback_started", _playback_started_cb, NULL);
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evas_object_smart_callback_add(
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o, "playback_finished", _playback_finished_cb, NULL);
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evas_object_smart_callback_add(
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o, "open_done", _open_done_cb, NULL);
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evas_object_smart_callback_add(
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o, "position_update", _position_update_cb, NULL);
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evas_object_smart_callback_add(
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o, "frame_decode", _frame_decode_cb, NULL);
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evas_object_smart_callback_add(
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o, "decode_stop", _decode_stop_cb, NULL);
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evas_object_smart_callback_add(
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o, "frame_resize", _frame_resize_cb, NULL);
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}
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int
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main(int argc, const char *argv[])
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{
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Ecore_Evas *ee;
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Evas *e;
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Evas_Object *bg, *em;
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const char *filename = NULL;
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const char *module = NULL;
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if (argc < 2)
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{
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printf("At least one argument is necessary. Usage:\n");
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printf("\t%s <filename> [module_name]\n", argv[0]);
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goto error;
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}
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filename = argv[1];
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if (argc >= 3)
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module = argv[2];
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if (!ecore_evas_init())
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return EXIT_FAILURE;
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/* this will give you a window with an Evas canvas under the first
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* engine available */
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ee = ecore_evas_new(NULL, 10, 10, WIDTH, HEIGHT, NULL);
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if (!ee)
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goto error;
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ecore_evas_show(ee);
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/* the canvas pointer, de facto */
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e = ecore_evas_get(ee);
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/* adding a background to this example */
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bg = evas_object_rectangle_add(e);
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evas_object_name_set(bg, "our dear rectangle");
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evas_object_color_set(bg, 255, 255, 255, 255); /* white bg */
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evas_object_move(bg, 0, 0); /* at canvas' origin */
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evas_object_resize(bg, WIDTH, HEIGHT); /* covers full canvas */
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evas_object_show(bg);
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/* Creating the emotion object */
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em = emotion_object_add(e);
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/* Try to load the specified module - NULL for auto-discover */
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if (!emotion_object_init(em, module))
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fprintf(stderr, "Emotion: \"%s\" module could not be initialized.\n", module);
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_display_info(em);
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_setup_emotion_callbacks(em);
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if (!emotion_object_file_set(em, filename))
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fprintf(stderr, "Emotion: Could not load the file \"%s\"\n", filename);
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evas_object_move(em, 0, 0);
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evas_object_resize(em, WIDTH, HEIGHT);
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evas_object_show(em);
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emotion_object_play_set(em, EINA_TRUE);
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ecore_main_loop_begin();
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ecore_evas_free(ee);
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ecore_evas_shutdown();
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return 0;
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ecore_evas_free(ee);
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error:
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ecore_evas_shutdown();
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return -1;
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}
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