C++ (Cpp) quicktime_trak_init_audio Examples

Example #1

File: quicktime.c Project: beequ7et/cinelerra-cv

int quicktime_set_audio(quicktime_t *file, 
						int channels,
						long sample_rate,
						int bits,
						char *compressor)
{
	quicktime_trak_t *trak;

/* allocate an arbitrary number of tracks */
	if(channels)
	{
/* Fake the bits parameter for some formats. */
		if(quicktime_match_32(compressor, QUICKTIME_ULAW) ||
			quicktime_match_32(compressor, QUICKTIME_IMA4)) bits = 16;

		file->atracks = (quicktime_audio_map_t*)calloc(1, sizeof(quicktime_audio_map_t));
		trak = quicktime_add_track(file);
		quicktime_trak_init_audio(file, 
			trak, 
			channels, 
			sample_rate, 
			bits, 
			compressor);
		quicktime_init_audio_map(&(file->atracks[0]), trak);
		file->atracks[file->total_atracks].track = trak;
		file->atracks[file->total_atracks].channels = channels;
		file->atracks[file->total_atracks].current_position = 0;
		file->atracks[file->total_atracks].current_chunk = 1;
		file->total_atracks++;
	}
	return 1;   /* Return the number of tracks created */
}

Example #2

File: quicktime.c Project: HunterChen/mpeg4ip

int quicktime_set_audio(quicktime_t *file, 
						int channels,
						long sample_rate,
						int bits,
						int sample_size,
						int time_scale,
						int sample_duration,	
						char *compressor)
{
	int i, j;
	quicktime_trak_t *trak;

	/* delete any existing tracks */
	for(i = 0; i < file->total_atracks; i++) {
		for (j = 0; j < file->atracks[i].totalHintTracks; j++) {
			quicktime_delete_trak(&(file->moov), 
				file->atracks[i].hintTracks[j]);
			free(file->atracks[i].hintTracks[j]);
			file->atracks[i].hintTracks[j] = NULL;
			file->total_hint_tracks--;
		}
		quicktime_delete_audio_map(&(file->atracks[i]));
		quicktime_delete_trak(&(file->moov), file->atracks[i].track);
	}
	free(file->atracks);
	file->atracks = NULL;	
	file->total_atracks = 0;

	if(channels) {
		/* Fake the bits parameter for some formats. */
		if(quicktime_match_32(compressor, QUICKTIME_ULAW) ||
			quicktime_match_32(compressor, QUICKTIME_IMA4)) bits = 16;

		file->atracks = (quicktime_audio_map_t*)
			calloc(1, sizeof(quicktime_audio_map_t));
		trak = quicktime_add_track(&(file->moov));
		quicktime_trak_init_audio(file, trak, channels, sample_rate, bits, 
			sample_size, time_scale, sample_duration, compressor);
		quicktime_init_audio_map(&(file->atracks[0]), trak);
		file->atracks[file->total_atracks].track = trak;
		file->atracks[file->total_atracks].channels = channels;
		file->atracks[file->total_atracks].current_position = 0;
		file->atracks[file->total_atracks].current_chunk = 1;
		file->total_atracks++;
	}
	return 1;   /* Return the number of tracks created */
}