Ejemplos de ff_demuxer_set_callbacks en C++ (Cpp)

Ejemplo n.º 1

Archivo: obs-ffmpeg-source.c Proyecto: AmoghSubhedar/obs-studio

static void ffmpeg_source_start(struct ffmpeg_source *s)
{
	if (s->demuxer != NULL)
		ff_demuxer_free(s->demuxer);

	s->demuxer = ff_demuxer_init();
	s->demuxer->options.is_hw_decoding = s->is_hw_decoding;
	s->demuxer->options.is_looping = s->is_looping;

	ff_demuxer_set_callbacks(&s->demuxer->video_callbacks,
			video_frame, NULL,
			NULL, NULL, NULL, s);

	ff_demuxer_set_callbacks(&s->demuxer->audio_callbacks,
			audio_frame, NULL,
			NULL, NULL, NULL, s);

	if (s->is_advanced) {
		s->demuxer->options.audio_frame_queue_size =
			s->audio_buffer_size;
		s->demuxer->options.video_frame_queue_size =
			s->video_buffer_size;
		s->demuxer->options.frame_drop = s->frame_drop;
	}

	ff_demuxer_open(s->demuxer, s->input, s->input_format);
}

Ejemplo n.º 2

Archivo: obs-ffmpeg-source.c Proyecto: SpaderQueen/Gifscreen1

static void ffmpeg_source_update(void *data, obs_data_t *settings)
{
	struct ffmpeg_source *s = data;

	bool is_local_file = obs_data_get_bool(settings, "is_local_file");
	bool is_advanced = obs_data_get_bool(settings, "advanced");

	bool is_looping;
	char *input;
	char *input_format;

	if (is_local_file) {
		input = (char *)obs_data_get_string(settings, "local_file");
		input_format = NULL;
		is_looping = obs_data_get_bool(settings, "looping");
	} else {
		input = (char *)obs_data_get_string(settings, "input");
		input_format = (char *)obs_data_get_string(settings,
				"input_format");
		is_looping = false;
	}

	s->is_forcing_scale = obs_data_get_bool(settings, "force_scale");
	s->is_hw_decoding = obs_data_get_bool(settings, "hw_decode");
	s->is_clear_on_media_end = obs_data_get_bool(settings,
			"clear_on_media_end");

	if (s->demuxer != NULL)
		ff_demuxer_free(s->demuxer);

	s->demuxer = ff_demuxer_init();
	s->demuxer->options.is_hw_decoding = s->is_hw_decoding;
	s->demuxer->options.is_looping = is_looping;

	if (is_advanced) {
		int audio_buffer_size = (int)obs_data_get_int(settings,
				"audio_buffer_size");
		int video_buffer_size = (int)obs_data_get_int(settings,
				"video_buffer_size");
		enum AVDiscard frame_drop =
				(enum AVDiscard)obs_data_get_int(settings,
					"frame_drop");

		if (audio_buffer_size < 1) {
			audio_buffer_size = 1;
			FF_BLOG(LOG_WARNING, "invalid audio_buffer_size %d",
					audio_buffer_size);
		}
		if (video_buffer_size < 1) {
			video_buffer_size = 1;
			FF_BLOG(LOG_WARNING, "invalid audio_buffer_size %d",
					audio_buffer_size);
		}
		s->demuxer->options.audio_frame_queue_size = audio_buffer_size;
		s->demuxer->options.video_frame_queue_size = video_buffer_size;

		if (frame_drop < AVDISCARD_NONE || frame_drop > AVDISCARD_ALL) {
			frame_drop = AVDISCARD_NONE;
			FF_BLOG(LOG_WARNING, "invalid frame_drop %d",
					frame_drop);
		}
		s->demuxer->options.frame_drop = frame_drop;
	}

	ff_demuxer_set_callbacks(&s->demuxer->video_callbacks,
			video_frame, NULL,
			NULL, NULL, NULL, s);

	ff_demuxer_set_callbacks(&s->demuxer->audio_callbacks,
			audio_frame, NULL,
			NULL, NULL, NULL, s);

	dump_source_info(s, input, input_format, is_advanced);

	ff_demuxer_open(s->demuxer, input, input_format);
}