////////////////////////////////////////////////////////////////////////////
///
/// Populate the AUDIO_DECODER's MME_SET_GLOBAL_TRANSFORMER_PARAMS parameters for AVS audio.
///
CodecStatus_t Codec_MmeAudioAvs_c::FillOutSetStreamParametersCommand(void)
{
CodecStatus_t Status;
AvsAudioStreamParameters_t *Parsed = (AvsAudioStreamParameters_t *)ParsedFrameParameters->StreamParameterStructure;
AvsAudioCodecStreamParameterContext_t *Context = (AvsAudioCodecStreamParameterContext_t *)StreamParameterContext;
//Parsed may be NULL if call to this function results from an ALSA parameter update.
if (Parsed)
{
//
// Examine the parsed stream parameters and determine what type of codec to instanciate
//
DecoderId = Parsed->Layer == 3 ? ACC_MP3_ID : ACC_MP2A_ID;
}
//
// Now fill out the actual structure
//
memset(&(Context->StreamParameters), 0, sizeof(Context->StreamParameters));
Status = FillOutTransformerGlobalParameters(&(Context->StreamParameters));
if (Status != CodecNoError)
return Status;
//
// Fill out the actual command
//
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfoSize = 0;
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfo_p = NULL;
Context->BaseContext.MMECommand.ParamSize = sizeof(Context->StreamParameters);
Context->BaseContext.MMECommand.Param_p = (MME_GenericParams_t)(&Context->StreamParameters);
//
return CodecNoError;
}
////////////////////////////////////////////////////////////////////////////
///
/// Populate the AUDIO_DECODER's MME_SET_GLOBAL_TRANSFORMER_PARAMS parameters for LPCM audio.
///
CodecStatus_t Codec_MmeAudioLpcm_c::FillOutSetStreamParametersCommand(void)
{
CodecStatus_t Status;
//LpcmAudioStreamParameters_t *Parsed = (LpcmAudioStreamParameters_t *)ParsedFrameParameters->StreamParameterStructure;
LpcmAudioCodecStreamParameterContext_t *Context = (LpcmAudioCodecStreamParameterContext_t *)StreamParameterContext;
//
// Examine the parsed stream parameters and determine what type of codec to instanciate
//
DecoderId = ACC_LPCM_ID;
//
// Now fill out the actual structure
//
memset(&(Context->StreamParameters), 0, sizeof(Context->StreamParameters));
Status = FillOutTransformerGlobalParameters(&(Context->StreamParameters));
if (Status != CodecNoError)
return Status;
//
// Fill out the actual command
//
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfoSize = 0;
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfo_p = NULL;
Context->BaseContext.MMECommand.ParamSize = sizeof(Context->StreamParameters);
Context->BaseContext.MMECommand.Param_p = (MME_GenericParams_t)(&Context->StreamParameters);
//
return CodecNoError;
}
////////////////////////////////////////////////////////////////////////////
///
/// Populate the AUDIO_DECODER's MME_SET_GLOBAL_TRANSFORMER_PARAMS parameters for DTSHD audio.
///
CodecStatus_t Codec_MmeAudioDtshd_c::FillOutSetStreamParametersCommand( void )
{
CodecStatus_t Status;
//DtshdAudioStreamParameters_t *Parsed = (DtshdAudioStreamParameters_t *)ParsedFrameParameters->StreamParameterStructure;
DtshdAudioCodecStreamParameterContext_t *Context = (DtshdAudioCodecStreamParameterContext_t *)StreamParameterContext;
if ((ParsedAudioParameters->OriginalEncoding != AudioOriginalEncodingDtshdLBR) && IsLbrStream)
{
CODEC_TRACE("This stream does not contain any lbr extension!\n");
return CodecError;
}
// if the stream is dtshd, then the "transcoding" might be required
if ( (ParsedAudioParameters->OriginalEncoding == AudioOriginalEncodingDtshdMA) ||
(ParsedAudioParameters->OriginalEncoding == AudioOriginalEncodingDtshd) )
{
if (ParsedAudioParameters->BackwardCompatibleProperties.SampleRateHz && ParsedAudioParameters->BackwardCompatibleProperties.SampleCount)
{
// a core is present, so transcode is possible
TranscodeEnable = true;
}
else
{
TranscodeEnable = false;
}
}
else
{
TranscodeEnable = false;
}
//
// Examine the parsed stream parameters and determine what type of codec to instanciate
//
DecoderId = ACC_DTS_ID;
//
// Now fill out the actual structure
//
memset( &(Context->StreamParameters), 0, sizeof(Context->StreamParameters) );
Status = FillOutTransformerGlobalParameters( &(Context->StreamParameters) );
if( Status != CodecNoError )
return Status;
//
// Fillout the actual command
//
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfoSize = 0;
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfo_p = NULL;
Context->BaseContext.MMECommand.ParamSize = sizeof(Context->StreamParameters);
Context->BaseContext.MMECommand.Param_p = (MME_GenericParams_t)(&Context->StreamParameters);
//
return CodecNoError;
}
//}}}
//{{{ FillOutTransformerInitializationParameters
////////////////////////////////////////////////////////////////////////////
///
/// Populate the AUDIO_DECODER's initialization parameters for PCM audio.
///
CodecStatus_t Codec_MmeAudioPcm_c::FillOutTransformerInitializationParameters(void)
{
CodecStatus_t Status;
MME_LxAudioDecoderInitParams_t &Params = AudioDecoderInitializationParameters;
MMEInitializationParameters.TransformerInitParamsSize = sizeof(Params);
MMEInitializationParameters.TransformerInitParams_p = &Params;
Status = Codec_MmeAudio_c::FillOutTransformerInitializationParameters();
if (Status != CodecNoError)
return Status;
return FillOutTransformerGlobalParameters(&Params.GlobalParams);
}
//}}}
//{{{ FillOutSetStreamParametersCommand
////////////////////////////////////////////////////////////////////////////
///
/// Populate the AUDIO_DECODER's MME_SET_GLOBAL_TRANSFORMER_PARAMS parameters for PCM audio.
///
CodecStatus_t Codec_MmeAudioPcm_c::FillOutSetStreamParametersCommand( void )
{
CodecStatus_t Status;
PcmAudioCodecStreamParameterContext_t* Context = (PcmAudioCodecStreamParameterContext_t *)StreamParameterContext;
CODEC_TRACE("\n");
// Fill out the structure
#if 0
// There are no set stream parameters for Vp6 decoder so the transformer is
// terminated and restarted when required (i.e. if width or height change).
if (RestartTransformer)
{
TerminateMMETransformer();
memset (&MMEInitializationParameters, 0x00, sizeof(MME_TransformerInitParams_t));
MMEInitializationParameters.Priority = MME_PRIORITY_NORMAL;
MMEInitializationParameters.StructSize = sizeof(MME_TransformerInitParams_t);
MMEInitializationParameters.Callback = &MMECallbackStub;
MMEInitializationParameters.CallbackUserData = this;
FillOutTransformerInitializationParameters ();
MMEStatus = MME_InitTransformer (Configuration.TransformName[SelectedTransformer],
&MMEInitializationParameters, &MMEHandle);
if (MMEStatus == MME_SUCCESS)
{
CODEC_DEBUG ("New Stream Params %dx%d\n", DecodingWidth, DecodingHeight);
CodecStatus = CodecNoError;
RestartTransformer = eAccFalse;
ParsedFrameParameters->NewStreamParameters = false;
MMEInitialized = true;
}
}
#endif
memset (&(Context->StreamParameters), 0, sizeof(Context->StreamParameters));
Status = FillOutTransformerGlobalParameters (&(Context->StreamParameters));
if (Status != CodecNoError)
return Status;
// Fillout the actual command
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfoSize = 0;
Context->BaseContext.MMECommand.CmdStatus.AdditionalInfo_p = NULL;
Context->BaseContext.MMECommand.ParamSize = sizeof(Context->StreamParameters);
Context->BaseContext.MMECommand.Param_p = (MME_GenericParams_t)(&Context->StreamParameters);
return CodecNoError;
}
////////////////////////////////////////////////////////////////////////////
///
/// Populate the AUDIO_DECODER's initialization parameters for SPDIFIN audio.
///
/// When this method completes Codec_MmeAudio_c::AudioDecoderInitializationParameters
/// will have been filled out with valid values sufficient to initialize an
/// SPDIFIN audio decoder.
///
CodecStatus_t Codec_MmeAudioSpdifin_c::FillOutTransformerInitializationParameters(void)
{
CodecStatus_t Status;
MME_LxAudioDecoderInitParams_t &Params = AudioDecoderInitializationParameters;
//
MMEInitializationParameters.TransformerInitParamsSize = sizeof(Params);
MMEInitializationParameters.TransformerInitParams_p = &Params;
//
Status = Codec_MmeAudio_c::FillOutTransformerInitializationParameters();
if (Status != CodecNoError)
return Status;
// Spdifin decoder must be handled as streambase.
AUDIODEC_SET_STREAMBASE((&Params), ACC_MME_TRUE);
//
return FillOutTransformerGlobalParameters(&Params.GlobalParams);
}
