media-add-ons/multi_audio/MultiAudioNode.cpp

197 		// initialize our preferred format objects
199 		fOutputPreferredFormat.u.raw_audio.format
201 				fDevice->FormatInfo().output.format);
204 				fDevice->FormatInfo().output.format);
211 		if (fOutputPreferredFormat.u.raw_audio.format != 0) {
217 					* (fOutputPreferredFormat.u.raw_audio.format
224 		// initialize our preferred format objects
226 		fInputPreferredFormat.u.raw_audio.format
228 				fDevice->FormatInfo().input.format);
230 			= MultiAudio::convert_to_valid_bits(fDevice->FormatInfo().input.format);
238 		if (fInputPreferredFormat.u.raw_audio.format != 0) {
244 					* (fInputPreferredFormat.u.raw_audio.format
315 MultiAudioNode::GetFormat(media_format* format)
318 	if (format == NULL)
321 	format->type = B_MEDIA_RAW_AUDIO;
322 	format->require_flags = B_MEDIA_MAUI_UNDEFINED_FLAGS;
323 	format->deny_flags = B_MEDIA_MAUI_UNDEFINED_FLAGS;
324 	format->u.raw_audio = media_raw_audio_format::wildcard;
399 			input->format = fOutputPreferredFormat;
408 			currentInput->fInput.format = currentInput->fPreferredFormat;
424 			currentInput->fInput.format = currentInput->fPreferredFormat;
426 		currentInput->fInput.format.u.raw_audio.format
427 			= media_raw_audio_format::wildcard.format;
461 			output->format = fInputPreferredFormat;
470 			currentOutput->fOutput.format = currentOutput->fPreferredFormat;
485 			currentOutput->fOutput.format = currentOutput->fPreferredFormat;
543 		// the format back!
562 	media_format* format)
566 	// Check to make sure the format is okay, then remove
568 	if (format == NULL)
575 	if (!format_is_compatible(*format, channel->fPreferredFormat))
578 	format->SpecializeTo(&channel->fPreferredFormat);
596 	PRINT(("input.format: %" B_PRIu32 "\n",
597 		channel->fInput.format.u.raw_audio.format));
705 		|| ((with_format.u.raw_audio.format
713 	channel->fInput.format = with_format;
733 	channel->fInput.format = channel->fPreferredFormat;
737 	//GetFormat(&channel->fInput.format);
744 	const media_format& format)
777 	media_format* format)
779 	// FormatSuggestionRequested() is not necessarily part of the format
781 	// wants to see what the node's preferred data format is, given a
785 	if (format == NULL) {
786 		fprintf(stderr, "\tERROR - NULL format pointer passed in!\n");
790 	// this is the format we'll be returning (our preferred format)
791 	*format = fInputPreferredFormat;
806 MultiAudioNode::FormatProposal(const media_source& output, media_format* format)
809 	// process.  We hand out a suggested format, with wildcards for any
824 	media_type requestedType = format->type;
825 	*format = channel->fPreferredFormat;
839 	const media_destination& destination, media_format* format,
844 	// we don't support any other formats, so we just reject any format changes.
905 		size_t size = channel->fOutput.format.u.raw_audio.buffer_size;
923 	const media_destination& where, media_format* format,
945 	if (!format_is_compatible(*format, compatible))
948 	format->SpecializeTo(&channel->fPreferredFormat);
952 	channel->fOutput.format = *format;
962 	const media_destination& destination, const media_format& format,
980 		channel->fOutput.format = channel->fPreferredFormat;
985 	// format that we agreed on, and report our connection name again.
987 	channel->fOutput.format = format;
991 	bigtime_t duration = channel->fOutput.format.u.raw_audio.buffer_size * 10000
992 		/ ((channel->fOutput.format.u.raw_audio.format
994 			* channel->fOutput.format.u.raw_audio.channel_count)
995 		/ ((int32)(channel->fOutput.format.u.raw_audio.frame_rate / 100));
1039 		channel->fOutput.format = channel->fPreferredFormat;
1085 		/*size_t nSamples = fOutput.format.u.raw_audio.buffer_size / sizeof(float);
1482 		// connections and change the device's format in RequestCompleted().
1484 		// from the device after changing the format. So we do that now and
1497 			media_format newFormat = channel->fInput.format;
1534 		// connections and change the device's format in RequestCompleted().
1536 		// from the device after changing the format. So we do that now and
1549 			media_format newFormat = channel->fOutput.format;
1885 								= output->fOutput.format.u.raw_audio.buffer_size
1886 									/ (output->fOutput.format.u.raw_audio.format
1915 	switch (input.fFormat.u.raw_audio.format) {
1983 			fprintf(stderr, "ERROR in WriteZeros format not handled\n");
2000 	uint32 channelCount = input.fInput.format.u.raw_audio.channel_count;
2001 	size_t inputSampleSize = input.fInput.format.u.raw_audio.format
2072 	size_t size = channel.fOutput.format.u.raw_audio.buffer_size;
2102 	//PRINT(("buffer size: %i, buffer duration: %i\n", fOutput.format.u.raw_audio.buffer_size, BufferDuration()));
2110 		output.fOutput.format.u.raw_audio.buffer_size, BufferDuration());
2126 	uint32 channelCount = output.fOutput.format.u.raw_audio.channel_count;
2127 	size_t outputSampleSize = output.fOutput.format.u.raw_audio.format
2153 	header->size_used = output.fOutput.format.u.raw_audio.buffer_size;
2294 			* (fOutputPreferredFormat.u.raw_audio.format
2308 		channel->fInput.format.u.raw_audio.frame_rate = frameRate;
2309 		channel->fInput.format.u.raw_audio.buffer_size
2344 		|| ((fInputPreferredFormat.u.raw_audio.format
2352 			* (fInputPreferredFormat.u.raw_audio.format
2362 		channel->fOutput.format.u.raw_audio.frame_rate = frameRate;
2363 		channel->fOutput.format.u.raw_audio.buffer_size
2378 MultiAudioNode::_UpdateInternalLatency(const media_format& format)
2381 	fInternalLatency = format.u.raw_audio.buffer_size * 10000 / 2
2382 		/ ((format.u.raw_audio.format
2384 			* format.u.raw_audio.channel_count)
2385 		/ ((int32)(format.u.raw_audio.frame_rate / 100));