Function faad_stream_decode

src/decoder/plugins/FaadDecoderPlugin.cxx:308–382

}

static void
faad_stream_decode(DecoderClient &client, InputStream &is,
		   DecoderBuffer &buffer, NeAACDecHandle decoder)
{
	const auto total_time = faad_song_duration(buffer, is);

	if (adts_find_frame(buffer) == 0)
		return;

	/* initialize it */

	AudioFormat audio_format;
	faad_decoder_init(decoder, buffer, audio_format);

	/* initialize the MPD core */

	client.Ready(audio_format, false, total_time);

	/* the decoder loop */

	DecoderCommand cmd;
	unsigned bit_rate = 0;
	do {
		/* find the next frame */

		const size_t frame_size = adts_find_frame(buffer);
		if (frame_size == 0)
			/* end of file */
			break;

		/* decode it */

		NeAACDecFrameInfo frame_info;
		const auto decoded = (const int16_t *)
			faad_decoder_decode(decoder, buffer, &frame_info);

		if (frame_info.error > 0) {
			FmtWarning(faad_decoder_domain,
				   "error decoding AAC stream: {}",
				   NeAACDecGetErrorMessage(frame_info.error));
			break;
		}

		if (frame_info.channels != audio_format.channels) {
			FmtNotice(faad_decoder_domain,
				  "channel count changed from {} to {}",
				  audio_format.channels, frame_info.channels);
			break;
		}

		if (frame_info.samplerate != audio_format.sample_rate) {
			FmtNotice(faad_decoder_domain,
				  "sample rate changed from {} to {}",
				  audio_format.sample_rate,
				  frame_info.samplerate);
			break;
		}