remove 'flushbuffer'; under JBM_MEMORY_OPT_FLUSH (412a0695) · Commits · IVAS Codec Public Collaboration / IVAS Codec

apps/decoder.c

+11 −0

Original line number	Diff line number	Diff line
		@@ -2410,7 +2410,11 @@ static ivas_error decodeG192(
		/* Read main parameters from the bitstream to set-up the decoder */
		hHrtfBinary->binaural_renderer_old = hHrtfBinary->binaural_renderer;
		hHrtfBinary->binaural_renderer_sec_old = hHrtfBinary->binaural_renderer_sec;
		#ifdef JBM_MEMORY_OPT_FLUSH
		if ( ( error = IVAS_DEC_ReadFormat( hIvasDec, NULL, 0, &hHrtfBinary->binaural_renderer, &hHrtfBinary->binaural_renderer_sec, &hHrtfBinary->hrtf_set_audio_cfg ) ) != IVAS_ERR_OK )
		#else
		if ( ( error = IVAS_DEC_ReadFormat( hIvasDec, &hHrtfBinary->binaural_renderer, &hHrtfBinary->binaural_renderer_sec, &hHrtfBinary->hrtf_set_audio_cfg ) ) != IVAS_ERR_OK )
		#endif
		{
		return error;
		}
		@@ -3334,9 +3338,16 @@ static ivas_error decodeVoIP(
		if ( bitstreamReadDone == true )
		{
		/* Read main parameters from the bitstream to set-up the decoder */
		#ifdef JBM_MEMORY_OPT_FLUSH
		/* + flush samples (compensate for renderer granularity change in JBM) */
		#endif
		hHrtf->binaural_renderer_old = hHrtf->binaural_renderer;
		hHrtf->binaural_renderer_sec_old = hHrtf->binaural_renderer_sec;
		#ifdef JBM_MEMORY_OPT_FLUSH
		if ( ( error = IVAS_DEC_ReadFormat( hIvasDec, pcmBuf, nSamplesRendered, &hHrtf->binaural_renderer, &hHrtf->binaural_renderer_sec, &hHrtf->hrtf_set_audio_cfg ) ) != IVAS_ERR_OK )
		#else
		if ( ( error = IVAS_DEC_ReadFormat( hIvasDec, &hHrtf->binaural_renderer, &hHrtf->binaural_renderer_sec, &hHrtf->hrtf_set_audio_cfg ) ) != IVAS_ERR_OK )
		#endif
		{
		return error;
		}

lib_com/options.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -161,7 +161,7 @@
		/#define FIX_I4_OL_PITCH/ /* fix open-loop pitch used for EVS core switching */
		#define TMP_FIX_1119_SPLIT_RENDERING_VOIP /* FhG: Add error check for unsupported config: split rendering with VoIP mode */
		#define JBM_MEMORY_OPT /* VA: issue 916: optimization of RAM in the JBM decoder */

		#define JBM_MEMORY_OPT_FLUSH

		/* #################### End BE switches ################################## */

lib_dec/ivas_jbm_dec.c

+15 −1

Original line number	Diff line number	Diff line
		@@ -1434,6 +1434,9 @@ ivas_error ivas_jbm_dec_flush_renderer(
		int16_t n_samples_still_available;
		int16_t n_slots_still_available;
		int16_t n_samples_to_render;
		#ifdef JBM_MEMORY_OPT_FLUSH
		uint16_t offset;
		#endif
		DECODER_TC_BUFFER_HANDLE hTcBuffer;
		float *p_output[MAX_CICP_CHANNELS + MAX_NUM_OBJECTS];

		@@ -1442,6 +1445,9 @@ ivas_error ivas_jbm_dec_flush_renderer(
		return IVAS_ERR_OK;
		}

		#ifdef JBM_MEMORY_OPT_FLUSH
		offset = nSamplesRendered st_ivas->hDecoderConfig->nchan_out;
		#endif
		*nSamplesRendered = 0;
		hTcBuffer = st_ivas->hTcBuffer;

		@@ -1676,10 +1682,18 @@ ivas_error ivas_jbm_dec_flush_renderer(
		#ifdef DEBUGGING
		st_ivas->noClipping +=
		#endif
		#ifdef JBM_MEMORY_OPT_FLUSH
		ivas_syn_output( p_output, nSamplesRendered, st_ivas->hDecoderConfig->nchan_out, (int16_t ) data + offset );
		#else
		ivas_syn_output( p_output, nSamplesRendered, st_ivas->hDecoderConfig->nchan_out, (int16_t ) data );
		#endif
		break;
		case PCM_FLOAT32:
		#ifdef JBM_MEMORY_OPT_FLUSH
		ivas_syn_output_f( p_output, nSamplesRendered, st_ivas->hDecoderConfig->nchan_out, (float ) data + offset );
		#else
		ivas_syn_output_f( p_output, nSamplesRendered, st_ivas->hDecoderConfig->nchan_out, (float ) data );
		#endif
		break;
		default:
		error = IVAS_ERR_UNKNOWN;

lib_dec/lib_dec.c

+38 −4

Original line number	Diff line number	Diff line
		@@ -100,7 +100,9 @@ struct IVAS_DEC
		int16_t CNG; /* RXDTX handler: CNG=1, nonCNG=0 */

		uint16_t nSamplesFlushed;
		#ifndef JBM_MEMORY_OPT_FLUSH
		void *flushbuffer;
		#endif
		IVAS_DEC_PCM_TYPE pcmType;
		bool hasBeenPreparedRendering;
		};
		@@ -178,7 +180,9 @@ ivas_error IVAS_DEC_Open(
		hIvasDec->hasDecodedFirstGoodFrame = false;
		hIvasDec->isInitialized = false;
		hIvasDec->updateOrientation = false;
		#ifndef JBM_MEMORY_OPT_FLUSH
		hIvasDec->flushbuffer = NULL;
		#endif
		hIvasDec->pcmType = IVAS_DEC_PCM_INVALID;
		hIvasDec->nSamplesFlushed = 0;
		hIvasDec->hasBeenPreparedRendering = false;
		@@ -360,10 +364,12 @@ void IVAS_DEC_Close(
		free( ( *phIvasDec )->apaExecBuffer );
		}
		#endif
		#ifndef JBM_MEMORY_OPT_FLUSH
		if ( ( *phIvasDec )->flushbuffer != NULL )
		{
		free( ( *phIvasDec )->flushbuffer );
		}
		#endif

		free( *phIvasDec );
		*phIvasDec = NULL;
		@@ -407,7 +413,7 @@ static IVAS_DEC_BS_FORMAT mapIvasFormat(
		return IVAS_DEC_BS_UNKOWN;
		}


		#ifndef JBM_MEMORY_OPT_FLUSH
		/---------------------------------------------------------------------
		* create_flush_buffer()
		*
		@@ -429,7 +435,7 @@ static ivas_error create_flush_buffer(

		return IVAS_ERR_OK;
		}

		#endif

		/---------------------------------------------------------------------
		* IVAS_DEC_Configure( )
		@@ -812,12 +818,16 @@ ivas_error IVAS_DEC_EnableVoIP(
		}
		#endif

		#ifdef JBM_MEMORY_OPT_FLUSH
		hIvasDec->pcmType = IVAS_DEC_PCM_INT16;
		#else
		/* init flush buffer (needed for binaural outputs) */
		if ( ( error = create_flush_buffer( hIvasDec ) ) != IVAS_ERR_OK )
		{
		fprintf( stderr, "\nError in create_flush_buffer , code: %d\n", error );
		return error;
		}
		#endif

		return IVAS_ERR_OK;
		}
		@@ -958,12 +968,17 @@ static IVAS_BIN_RENDERER_TYPE renderer_type_to_mode(
		* IVAS_DEC_ReadFormat( )
		*
		* Read main parameters from the bitstream to set-up the decoder:
		* - IVAS fromat
		* - IVAS format
		* - IVAS format specific signaling
		* - compensate for renderer granularity change in JBM
		---------------------------------------------------------------------/

		ivas_error IVAS_DEC_ReadFormat(
		IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */
		#ifdef JBM_MEMORY_OPT_FLUSH
		void pcmBuf, / o : output synthesis signal */
		const uint16_t nSamplesRendered, /* i : number of samples rendered */
		#endif
		IVAS_BIN_RENDERER_TYPE binaural_renderer, / o : binaural renderer type */
		IVAS_BIN_RENDERER_TYPE binaural_renderer_sec, / o : secondary binaural renderer type */
		IVAS_AUDIO_CONFIG hrtf_set_audio_cfg / o : HRTF set audio config. */
		@@ -1085,7 +1100,12 @@ ivas_error IVAS_DEC_ReadFormat(
		/* when granularity goes down, render what still fits in the new granularity */
		if ( tc_granularity_new < st_ivas->hTcBuffer->n_samples_granularity )
		{
		#ifdef JBM_MEMORY_OPT_FLUSH
		hIvasDec->nSamplesFlushed = nSamplesRendered;
		if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, tc_granularity_new, renderer_type_old, intern_config_old, &st_ivas->hIntSetup, mc_mode_old, ism_mode_old, &hIvasDec->nSamplesFlushed, pcm_type_API_to_internal( hIvasDec->pcmType ), pcmBuf ) ) != IVAS_ERR_OK )
		#else
		if ( ( error = ivas_jbm_dec_flush_renderer( st_ivas, tc_granularity_new, renderer_type_old, intern_config_old, &st_ivas->hIntSetup, mc_mode_old, ism_mode_old, &hIvasDec->nSamplesFlushed, pcm_type_API_to_internal( hIvasDec->pcmType ), hIvasDec->flushbuffer ) ) != IVAS_ERR_OK )
		#endif
		{
		return error;
		}
		@@ -1813,9 +1833,14 @@ ivas_error IVAS_DEC_GetSamplesRenderer(
		nOutChannels = (uint8_t) st_ivas->hDecoderConfig->nchan_out;
		hIvasDec->hasBeenFedFrame = false;

		#ifdef JBM_MEMORY_OPT_FLUSH
		/* JBM rate switching: take into account possibly flushed samples (samples were written to pcmBuf[] in ivas_jbm_dec_flush_renderer()) */
		#else
		/* check for possible flushed samples from a rate switch */
		#endif
		if ( hIvasDec->nSamplesFlushed > 0 )
		{
		#ifndef JBM_MEMORY_OPT_FLUSH
		#ifdef DEBUGGING
		assert( hIvasDec->pcmType == pcmType );
		#endif
		@@ -1833,6 +1858,7 @@ ivas_error IVAS_DEC_GetSamplesRenderer(
		{
		assert( 0 && "wrong PCM type for the flush buffer!" );
		}
		#endif
		#endif
		nSamplesRendered = hIvasDec->nSamplesFlushed;
		hIvasDec->nSamplesFlushed = 0;
		@@ -1913,6 +1939,9 @@ ivas_error IVAS_DEC_GetSplitBinauralBitstream(

		numPoses = hSplitBinRend->splitrend.multiBinPoseData.num_poses;

		#ifdef JBM_MEMORY_OPT_FLUSH
		hIvasDec->pcmType = IVAS_DEC_PCM_FLOAT;
		#else
		/* init flush buffer for rate switch if not already initizalized */
		if ( hIvasDec->flushbuffer == NULL )
		{
		@@ -1924,6 +1953,7 @@ ivas_error IVAS_DEC_GetSplitBinauralBitstream(
		hIvasDec->pcmType = IVAS_DEC_PCM_FLOAT;
		set_zero( (float ) hIvasDec->flushbuffer, numPoses BINAURAL_CHANNELS * hIvasDec->nSamplesFrame / IVAS_MAX_PARAM_SPATIAL_SUBFRAMES );
		}
		#endif

		if ( st_ivas->hDecoderConfig->render_framesize != IVAS_RENDER_FRAMESIZE_20MS &&
		( st_ivas->hRenderConfig->split_rend_config.poseCorrectionMode == ISAR_SPLIT_REND_POSE_CORRECTION_MODE_NONE \|\|
		@@ -3396,6 +3426,9 @@ ivas_error IVAS_DEC_EnableTsm(

		hIvasDec->st_ivas->hDecoderConfig->Opt_tsm = 1;

		#ifdef JBM_MEMORY_OPT_FLUSH
		hIvasDec->pcmType = IVAS_DEC_PCM_INT16;
		#else
		/* init flush buffer if necessary (only needed for binaural) */
		output_config = hIvasDec->st_ivas->hDecoderConfig->output_config;
		if ( hIvasDec->flushbuffer == NULL && ( output_config == IVAS_AUDIO_CONFIG_BINAURAL \|\| output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_IR \|\| output_config == IVAS_AUDIO_CONFIG_BINAURAL_ROOM_REVERB \|\| output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_CODED \|\| output_config == IVAS_AUDIO_CONFIG_BINAURAL_SPLIT_PCM ) )
		@@ -3405,6 +3438,7 @@ ivas_error IVAS_DEC_EnableTsm(
		return error;
		}
		}
		#endif

		return IVAS_ERR_OK;
		}

lib_dec/lib_dec.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -154,6 +154,10 @@ ivas_error IVAS_DEC_FeedFrame_Serial(

		ivas_error IVAS_DEC_ReadFormat(
		IVAS_DEC_HANDLE hIvasDec, /* i/o: IVAS decoder handle */
		#ifdef JBM_MEMORY_OPT_FLUSH
		void pcmBuf, / o : output synthesis signal */
		const uint16_t nSamplesRendered, /* i : number of samples rendered */
		#endif
		IVAS_BIN_RENDERER_TYPE binaural_renderer, / o : binaural renderer type */
		IVAS_BIN_RENDERER_TYPE binaural_renderer_sec,/ o: secondary binaural renderer type */
		IVAS_AUDIO_CONFIG hrtf_set_audio_cfg / o : HRTF set audio config. */