Fixed the SRC interface (52897c2f) · Commits · e / os / android_frameworks_av

libvideoeditor/vss/common/inc/VideoEditorResampler.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -29,6 +29,7 @@ void LVAudiosetSampleRate(M4OSA_Int32 resamplerContext,M4OSA_Int32 inSampleRate)
		void LVAudiosetVolume(M4OSA_Int32 resamplerContext, M4OSA_Int16 left, M4OSA_Int16 right) ;
		void LVAudioresample_LowQuality(M4OSA_Int16* out, M4OSA_Int16* input,
		M4OSA_Int32 outFrameCount, M4OSA_Int32 resamplerContext);
		void LVDestroy(M4OSA_Int32 resamplerContext);

		void MonoTo2I_16( const M4OSA_Int16 *src,
		M4OSA_Int16 *dst,

libvideoeditor/vss/mcs/src/M4MCS_API.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -2212,7 +2212,7 @@ M4OSA_ERR M4MCS_init( M4MCS_Context *pContext,
		pC->iSsrcNbSamplIn = 0;
		pC->iSsrcNbSamplOut = 0;
		pC->SsrcScratch = M4OSA_NULL;

		pC->pLVAudioResampler = M4OSA_NULL;
		/**
		* Audio encoder */
		pC->pAudioEncCtxt = M4OSA_NULL;
		@@ -3378,6 +3378,12 @@ M4OSA_ERR M4MCS_cleanUp( M4MCS_Context pContext )
		pC->pSsrcBufferOut = M4OSA_NULL;
		}

		if (pC->pLVAudioResampler != M4OSA_NULL)
		{
		LVDestroy((M4OSA_Int32)pC->pLVAudioResampler);
		pC->pLVAudioResampler = M4OSA_NULL;
		}

		/* ----- Free the audio encoder stuff ----- */

		if( M4OSA_NULL != pC->pAudioEncCtxt )

libvideoeditor/vss/src/M4VSS3GPP_AudioMixing.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -189,6 +189,7 @@ M4OSA_ERR M4VSS3GPP_audioMixingInit( M4VSS3GPP_AudioMixingContext *pContext,
		pC->ewc.pEncContext = M4OSA_NULL;
		pC->ewc.pDummyAuBuffer = M4OSA_NULL;
		pC->ewc.p3gpWriterContext = M4OSA_NULL;
		pC->pLVAudioResampler = M4OSA_NULL;
		/**
		* Set the OSAL filesystem function set */
		pC->pOsaFileReadPtr = pFileReadPtrFct;
		@@ -592,6 +593,12 @@ M4OSA_ERR M4VSS3GPP_audioMixingCleanUp( M4VSS3GPP_AudioMixingContext pContext )
		pC->pTempBuffer = M4OSA_NULL;
		}

		if (pC->pLVAudioResampler != M4OSA_NULL)
		{
		LVDestroy(pC->pLVAudioResampler);
		pC->pLVAudioResampler = M4OSA_NULL;
		}

		/**
		* Free the shells interfaces */
		M4VSS3GPP_unRegisterAllWriters(&pC->ShellAPI);

libvideoeditor/vss/src/VideoEditorResampler.cpp

+39 −5

Original line number	Diff line number	Diff line
		@@ -45,19 +45,27 @@ struct VideoEditorResampler : public AudioBufferProvider {
		int16_t* mInput;
		int nbChannels;
		int nbSamples;
		M4OSA_Int32 outSamplingRate;
		M4OSA_Int32 inSamplingRate;

		};

		#define MAX_SAMPLEDURATION_FOR_CONVERTION 40 //ms

		status_t VideoEditorResampler::getNextBuffer(AudioBufferProvider::Buffer *pBuffer) {

		pBuffer->raw = (void*)(this->mInput);
		uint32_t dataSize = pBuffer->frameCount * this->nbChannels * sizeof(int16_t);
		int16_t pTmpInBuffer = (int16_t)malloc(dataSize);
		memcpy(pTmpInBuffer, this->mInput, dataSize);
		pBuffer->raw = (void*)pTmpInBuffer;

		return OK;
		}

		void VideoEditorResampler::releaseBuffer(AudioBufferProvider::Buffer *pBuffer) {

		if(pBuffer->raw != NULL) {
		free(pBuffer->raw);
		pBuffer->raw = NULL;
		}
		pBuffer->frameCount = 0;
		@@ -74,9 +82,11 @@ M4OSA_Int32 LVAudioResamplerCreate(M4OSA_Int32 bitDepth, M4OSA_Int32 inChannelCo
		if (context->mResampler == NULL) {
		return NO_MEMORY;
		}
		context->mResampler->setSampleRate(32000);
		context->mResampler->setSampleRate(android::VideoEditorResampler::kFreq32000Hz);
		context->mResampler->setVolume(0x1000, 0x1000);
		context->nbChannels = inChannelCount;
		context->outSamplingRate = sampleRate;
		context->mInput = NULL;

		return ((M4OSA_Int32)context);
		}
		@@ -91,9 +101,10 @@ void LVAudiosetSampleRate(M4OSA_Int32 resamplerContext, M4OSA_Int32 inSampleRate
		* nbSamples is calculated for 40ms worth of data;hence sample rate
		* is used to calculate the nbSamples
		*/
		context->nbSamples = inSampleRate / 25;
		context->mInput = (int16_t)malloc(context->nbSamples
		context->nbChannels * sizeof(int16_t));
		context->inSamplingRate = inSampleRate;
		// Allocate buffer for maximum allowed number of samples.
		context->mInput = (int16_t)malloc( (inSampleRate MAX_SAMPLEDURATION_FOR_CONVERTION *
		context->nbChannels * sizeof(int16_t)) / 1000);
		}

		void LVAudiosetVolume(M4OSA_Int32 resamplerContext, M4OSA_Int16 left, M4OSA_Int16 right) {
		@@ -103,6 +114,26 @@ void LVAudiosetVolume(M4OSA_Int32 resamplerContext, M4OSA_Int16 left, M4OSA_Int1
		context->mResampler->setVolume(left,right);
		}

		void LVDestroy(M4OSA_Int32 resamplerContext) {

		VideoEditorResampler *context =
		(VideoEditorResampler *)resamplerContext;

		if (context->mInput != NULL) {
		free(context->mInput);
		context->mInput = NULL;
		}

		if (context->mResampler != NULL) {
		delete context->mResampler;
		context->mResampler = NULL;
		}

		if (context != NULL) {
		delete context;
		context = NULL;
		}
		}

		void LVAudioresample_LowQuality(M4OSA_Int16* out, M4OSA_Int16* input,
		M4OSA_Int32 outFrameCount, M4OSA_Int32 resamplerContext) {
		@@ -110,7 +141,10 @@ void LVAudioresample_LowQuality(M4OSA_Int16* out, M4OSA_Int16* input,
		VideoEditorResampler *context =
		(VideoEditorResampler *)resamplerContext;
		int32_t *pTmpBuffer = NULL;

		context->nbSamples = (context->inSamplingRate * outFrameCount) / context->outSamplingRate;
		memcpy(context->mInput,input,(context->nbSamples * context->nbChannels * sizeof(int16_t)));

		/*
		SRC module always gives stereo output, hence 2 for stereo audio
		*/