media-add-ons/esound_sink/ESDSinkNode.cpp

105 	// initialize our preferred format object
109 	fPreferredFormat.u.raw_audio.format = media_raw_audio_format::B_AUDIO_UCHAR;
111 	fPreferredFormat.u.raw_audio.format = media_raw_audio_format::B_AUDIO_SHORT;
120 /*						* (fPreferredFormat.u.raw_audio.format & media_raw_audio_format::B_AUDIO_SIZE_MASK)
200 	fInput.format = fPreferredFormat;
206 	fOutput.format = fPreferredFormat;
255 // Check to make sure the format is okay, then remove
259 				media_format * format)
270 	fprintf(stderr,"proposed format: ");
271 	print_media_format(format);
273 	fprintf(stderr,"my format: ");
277 //	if (!format_is_compatible(*format,*myFormat)) {
279 	if ( format->type != B_MEDIA_RAW_AUDIO ) {
284 	/*if(format->u.raw_audio.format == media_raw_audio_format::B_AUDIO_FLOAT
285 		&& channel->fPreferredFormat.u.raw_audio.format == media_raw_audio_format::B_AUDIO_SHORT)
286 		format->u.raw_audio.format = media_raw_audio_format::B_AUDIO_FLOAT;
288 	format->u.raw_audio.format = fPreferredFormat.u.raw_audio.format;
289 	format->u.raw_audio.valid_bits = fPreferredFormat.u.raw_audio.valid_bits;
291 	format->u.raw_audio.frame_rate    = fPreferredFormat.u.raw_audio.frame_rate;
292 	format->u.raw_audio.channel_count = fPreferredFormat.u.raw_audio.channel_count;
293 	format->u.raw_audio.byte_order    = B_MEDIA_HOST_ENDIAN;
294 	format->u.raw_audio.buffer_size   = ESD_MAX_BUF / 4
295 /*						* (format->u.raw_audio.format & media_raw_audio_format::B_AUDIO_SIZE_MASK)
296 						* format->u.raw_audio.channel_count*/;
301 	if (!format_is_acceptible(*format,myFormat)) {
305 	//AddRequirements(format);
322 		PRINT(("input.format : %lu\n", fInput.format.u.raw_audio.format));
453 			/ ( (with_format.u.raw_audio.format & media_raw_audio_format::B_AUDIO_SIZE_MASK)
463 	fInput.format = with_format;
485 	fInput.format = fPreferredFormat;
486 	//GetFormat(&channel->fInput.format);
492 	/* the format; you should not ask him about it in here. */
497 				const media_format & format)
534 ESDSinkNode::FormatSuggestionRequested(media_type type, int32 /*quality*/, media_format* format)
536 	// FormatSuggestionRequested() is not necessarily part of the format negotiation
538 	// preferred data format is, given a suggestion by the caller.
541 	if (!format)
543 		fprintf(stderr, "\tERROR - NULL format pointer passed in!\n");
547 	// this is the format we'll be returning (our preferred format)
548 	*format = fPreferredFormat;
559 ESDSinkNode::FormatProposal(const media_source& output, media_format* format)
562 	// out a suggested format, with wildcards for any variations we support.
575 	media_type requestedType = format->type;
576 	*format = channel->fPreferredFormat;
590 	// we don't support any other formats, so we just reject any format changes.
649 		size_t size = channel->fOutput.format.u.raw_audio.buffer_size;
658 ESDSinkNode::PrepareToConnect(const media_source& what, const media_destination& where, media_format* format, media_source* out_source, char* out_name)
660 	// PrepareToConnect() is the second stage of format negotiations that happens
663 	// format.  It may also have left wildcards in the format.  PrepareToConnect()
664 	// *must* fully specialize the format before returning!
680 	// the format may not yet be fully specialized (the consumer might have
682 	// error if we don't support the requested format.
683 	if (format->type != B_MEDIA_RAW_AUDIO)
685 		fprintf(stderr, "\tnon-raw-audio format?!\n");
693 	if (format->u.raw_audio.buffer_size == media_raw_audio_format::wildcard.buffer_size)
695 		format->u.raw_audio.buffer_size = 2048;		// pick something comfortable to suggest
696 		fprintf(stderr, "\tno buffer size provided, suggesting %lu\n", format->u.raw_audio.buffer_size);
700 		fprintf(stderr, "\tconsumer suggested buffer_size %lu\n", format->u.raw_audio.buffer_size);
705 	channel->fOutput.format = *format;
712 ESDSinkNode::Connect(status_t error, const media_source& source, const media_destination& destination, const media_format& format, char* io_name)
731 		channel->fOutput.format = channel->fPreferredFormat;
735 	// Okay, the connection has been confirmed.  Record the destination and format
738 	channel->fOutput.format = format;
742 	bigtime_t duration = channel->fOutput.format.u.raw_audio.buffer_size * 10000
743 			/ ( (channel->fOutput.format.u.raw_audio.format & media_raw_audio_format::B_AUDIO_SIZE_MASK)
744 				* channel->fOutput.format.u.raw_audio.channel_count)
745 			/ ((int32)(channel->fOutput.format.u.raw_audio.frame_rate / 100));
788 		channel->fOutput.format = channel->fPreferredFormat;
838 		/*size_t nSamples = fOutput.format.u.raw_audio.buffer_size / sizeof(float);