234 lines
6.0 KiB
C
234 lines
6.0 KiB
C
//Compile with:
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// gcc -o emotion_generic_example emotion_generic_example.c `pkg-config --libs --cflags emotion evas ecore ecore-evas eina eo`
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#define EFL_EO_API_SUPPORT
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#define EFL_BETA_API_SUPPORT
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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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#include <string.h>
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#include <unistd.h>
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#define WIDTH (320)
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#define HEIGHT (240)
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static Eina_List *filenames = NULL;
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static Eina_List *curfile = NULL;
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static void
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_playback_started_cb(void *data EINA_UNUSED, const Efl_Event *ev EINA_UNUSED)
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{
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printf("Emotion object started playback.\n");
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}
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static void
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_playback_stopped_cb(void *data EINA_UNUSED, const Efl_Event *ev)
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{
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printf("Emotion playback stopped.\n");
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emotion_object_play_set(ev->object, EINA_FALSE);
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emotion_object_position_set(ev->object, 0);
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}
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static Evas_Object *
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_create_emotion_object(Evas *e)
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{
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Evas_Object *em = emotion_object_add(e);
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emotion_object_init(em, "generic");
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efl_event_callback_add
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(em, EFL_CANVAS_VIDEO_EVENT_PLAYBACK_START, _playback_started_cb, NULL);
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efl_event_callback_add
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(em, EFL_CANVAS_VIDEO_EVENT_PLAYBACK_STOP, _playback_stopped_cb, NULL);
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return em;
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}
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static void
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_on_key_down(void *data, Evas *e EINA_UNUSED, Evas_Object *o EINA_UNUSED, void *event_info)
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{
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Evas_Event_Key_Down *ev = event_info;
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Evas_Object *em = data;
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if (!strcmp(ev->key, "Return"))
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{
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emotion_object_play_set(em, EINA_TRUE);
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}
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else if (!strcmp(ev->key, "space"))
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{
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emotion_object_play_set(em, EINA_FALSE);
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}
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else if (!strcmp(ev->key, "Escape"))
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{
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ecore_main_loop_quit();
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}
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else if (!strcmp(ev->key, "t"))
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{
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int w, h;
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emotion_object_size_get(em, &w, &h);
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fprintf(stderr, "example -> size: %dx%d\n", w, h);
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}
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else if (!strcmp(ev->key, "s"))
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{
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float len, pos;
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len = emotion_object_play_length_get(em);
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pos = 0.98 * len;
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fprintf(stderr, "skipping to position %0.3f\n", pos);
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emotion_object_position_set(em, pos);
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}
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else if (!strcmp(ev->key, "1"))
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{
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fprintf(stderr, "setting speed to 1.0\n");
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emotion_object_play_speed_set(em, 1.0);
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}
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else if (!strcmp(ev->key, "2"))
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{
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fprintf(stderr, "setting speed to 2.0\n");
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emotion_object_play_speed_set(em, 2.0);
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}
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else if (!strcmp(ev->key, "n"))
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{
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const char *file;
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if (!curfile)
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curfile = filenames;
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else
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curfile = eina_list_next(curfile);
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file = eina_list_data_get(curfile);
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fprintf(stderr, "playing next file: %s\n", file);
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emotion_object_file_set(em, file);
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}
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else if (!strcmp(ev->key, "p"))
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{
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const char *file;
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if (!curfile)
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curfile = eina_list_last(filenames);
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else
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curfile = eina_list_prev(curfile);
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file = eina_list_data_get(curfile);
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fprintf(stderr, "playing next file: %s\n", file);
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emotion_object_file_set(em, file);
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}
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else if (!strcmp(ev->key, "d"))
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{
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evas_object_del(em);
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}
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else if (!strcmp(ev->key, "l"))
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{
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// force frame dropping
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sleep(5);
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}
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else
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{
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fprintf(stderr, "unhandled key: %s\n", ev->key);
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}
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}
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static void
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_frame_decode_cb(void *data EINA_UNUSED, const Efl_Event *ev EINA_UNUSED)
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{
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// fprintf(stderr, "smartcb: frame_decode\n");
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}
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static void
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_length_change_cb(void *data EINA_UNUSED, const Efl_Event *ev)
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{
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fprintf(stderr, "smartcb: length_change: %0.3f\n", emotion_object_play_length_get(ev->object));
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}
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static void
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_position_update_cb(void *data EINA_UNUSED, const Efl_Event *ev)
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{
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fprintf(stderr, "smartcb: position_update: %0.3f\n", emotion_object_position_get(ev->object));
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}
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static void
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_progress_change_cb(void *data EINA_UNUSED, const Efl_Event *ev)
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{
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fprintf(stderr, "smartcb: progress_change: %0.3f, %s\n",
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emotion_object_progress_status_get(ev->object),
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emotion_object_progress_info_get(ev->object));
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}
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EFL_CALLBACKS_ARRAY_DEFINE(emotion_object_example_callbacks,
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{ EFL_CANVAS_VIDEO_EVENT_FRAME_DECODE, _frame_decode_cb },
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{ EFL_CANVAS_VIDEO_EVENT_LENGTH_CHANGE, _length_change_cb },
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{ EFL_CANVAS_VIDEO_EVENT_POSITION_CHANGE, _position_update_cb },
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{ EFL_CANVAS_VIDEO_EVENT_PROGRESS_CHANGE, _progress_change_cb });
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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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int i;
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if (argc < 2)
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{
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printf("One argument is necessary. Usage:\n");
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printf("\t%s <filename>\n", argv[0]);
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}
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eina_init();
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for (i = 1; i < argc; i++)
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filenames = eina_list_append(filenames, eina_stringshare_add(argv[i]));
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curfile = filenames;
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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 = _create_emotion_object(e);
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emotion_object_file_set(em, eina_list_data_get(curfile));
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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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efl_event_callback_array_add(em, emotion_object_example_callbacks(), NULL);
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evas_object_event_callback_add(bg, EVAS_CALLBACK_KEY_DOWN, _on_key_down, em);
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evas_object_focus_set(bg, EINA_TRUE);
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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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error:
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fprintf(stderr, "you got to have at least one evas engine built and linked"
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" up to ecore-evas for this example to run properly.\n");
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EINA_LIST_FREE(filenames, curfile)
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eina_stringshare_del(eina_list_data_get(curfile));
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ecore_evas_shutdown();
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eina_shutdown();
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return -1;
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}
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