add switch (05a93d13) · Commits · IVAS Codec Public Collaboration / IVAS Codec

lib_com/options.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -172,7 +172,7 @@

		#define FIX_1576_LCLD_CRASH_DIFFERENT_CODEC_ISAR_FRAME_SIZE /* Dolby: float issue 1576: fix for crash in LCLD mode when codec frame size is less than isar frame size */
		#define FIX_2585_BIT_ALLOCATION_DIFF /* VA : issue 2585, bit allocation different behaviors between float and fixed-point for corner cases */

		#define FIX_1134_BRIR_LEVEL_DIFFERENCE /* FhG: fix for issue 1134, level difference between BRIR and HRIR filters in DFT stereo */
		/* ##################### End NON-BE switches ########################### */

		/* ################## End MAINTENANCE switches ######################### */

lib_rend/ivas_dirac_dec_binaural_functions.c

+18 −4

Original line number	Diff line number	Diff line
		@@ -665,20 +665,31 @@ static void ivas_dirac_dec_binaural_internal(
		/* LB: Copy first channel + LB-CNG to first and second channels with same scaling (dual-mono)*/
		for ( b = 0; b < numCoreBands; b++ )
		{
		#ifdef FIX_1134_BRIR_LEVEL_DIFFERENCE
		Cldfb_RealBuffer_in[0][slot][b] = ( Cldfb_RealBuffer_in[0][slot][b] + Cldfb_RealBuffer_in[2][slot][b] );
		#else
		Cldfb_RealBuffer_in[0][slot][b] = INV_SQRT2 * ( Cldfb_RealBuffer_in[0][slot][b] + Cldfb_RealBuffer_in[2][slot][b] );
		#endif
		Cldfb_RealBuffer_in[1][slot][b] = Cldfb_RealBuffer_in[0][slot][b];
		#ifdef FIX_1134_BRIR_LEVEL_DIFFERENCE
		Cldfb_ImagBuffer_in[0][slot][b] = ( Cldfb_ImagBuffer_in[0][slot][b] + Cldfb_ImagBuffer_in[2][slot][b] );
		#else
		Cldfb_ImagBuffer_in[0][slot][b] = INV_SQRT2 * ( Cldfb_ImagBuffer_in[0][slot][b] + Cldfb_ImagBuffer_in[2][slot][b] );
		#endif
		Cldfb_ImagBuffer_in[1][slot][b] = Cldfb_ImagBuffer_in[0][slot][b];
		}

		/* HB: Copy first channel to second channel and add HB-CNGs with different scalings*/
		for ( ; b < nBins; b++ )
		{
		#ifndef FIX_1134_BRIR_LEVEL_DIFFERENCE
		Cldfb_RealBuffer_in[0][slot][b] *= INV_SQRT2;
		#endif
		Cldfb_RealBuffer_in[1][slot][b] = Cldfb_RealBuffer_in[0][slot][b] + 0.5f * Cldfb_RealBuffer_in[1][slot][b] + Cldfb_RealBuffer_in[0][slot][b];
		Cldfb_RealBuffer_in[0][slot][b] += 0.5f * Cldfb_RealBuffer_in[2][slot][b];

		#ifndef FIX_1134_BRIR_LEVEL_DIFFERENCE
		Cldfb_ImagBuffer_in[0][slot][b] *= INV_SQRT2;
		#endif
		Cldfb_ImagBuffer_in[1][slot][b] = Cldfb_ImagBuffer_in[0][slot][b] + 0.5f * Cldfb_ImagBuffer_in[1][slot][b];
		Cldfb_ImagBuffer_in[0][slot][b] += 0.5f * Cldfb_ImagBuffer_in[2][slot][b];
		}
		@@ -687,9 +698,10 @@ static void ivas_dirac_dec_binaural_internal(
		{
		/* At mono input duplicate the channel to dual-mono, and apply gain
		correction to ensure same overall level as in stereo mode */
		#ifndef FIX_1134_BRIR_LEVEL_DIFFERENCE
		v_multc( Cldfb_RealBuffer_in[0][slot], INV_SQRT_2, Cldfb_RealBuffer_in[0][slot], nBins );
		v_multc( Cldfb_ImagBuffer_in[0][slot], INV_SQRT_2, Cldfb_ImagBuffer_in[0][slot], nBins );

		#endif
		mvr2r( Cldfb_RealBuffer_in[0][slot], Cldfb_RealBuffer_in[1][slot], nBins );
		mvr2r( Cldfb_ImagBuffer_in[0][slot], Cldfb_ImagBuffer_in[1][slot], nBins );
		}
		@@ -705,12 +717,14 @@ static void ivas_dirac_dec_binaural_internal(
		Cldfb_RealBuffer_in[ch][slot],
		Cldfb_ImagBuffer_in[ch][slot],
		nBins, st_ivas->cldfbAnaDec[ch] );
		#ifndef FIX_1134_BRIR_LEVEL_DIFFERENCE
		if ( config_data.nchan_transport == 1 &&
		( config_data.ivas_format == SBA_FORMAT \|\| config_data.ivas_format == SBA_ISM_FORMAT ) )
		{
		v_multc( Cldfb_RealBuffer_in[ch][slot], INV_SQRT_2, Cldfb_RealBuffer_in[ch][slot], nBins );
		v_multc( Cldfb_ImagBuffer_in[ch][slot], INV_SQRT_2, Cldfb_ImagBuffer_in[ch][slot], nBins );
		}
		#endif
		}
		}
		}

lib_rend/ivas_rom_TdBinauralRenderer.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -48,7 +48,7 @@
		------------------------------------------------------------------------/
		/* TD renderer default HRIR model */
		#ifdef DEBUGGING
		/* Generated on 20-May-2026 with Matlab version 23.2.0.2668659 (R2023b) Update 9 by marcemerit on MACA64 */
		/* Generated on 26-May-2026 with Matlab version 23.2.0.2668659 (R2023b) Update 9 by marcemerit on MACA64 */
		#endif

		const float defaultHRIR_rom_latency_s = 0.000020834f;

lib_rend/ivas_rom_binauralRenderer.c

+238 −238

File changed.

Preview size limit exceeded, changes collapsed.

lib_rend/ivas_sba_rendering.c

+10 −1

Original line number	Diff line number	Diff line
		@@ -190,14 +190,23 @@ void ivas_sba_prototype_renderer(
		v_add( inRe[0][ts], inRe[1][ts], temp_signal, CLDFB_NO_CHANNELS_MAX );
		v_sub( inRe[0][ts], inRe[1][ts], inRe[1][ts], CLDFB_NO_CHANNELS_MAX );
		mvr2r( temp_signal, inRe[0][ts], CLDFB_NO_CHANNELS_MAX );
		#ifdef FIX_1134_BRIR_LEVEL_DIFFERENCE
		v_multc( inRe[0][ts], INV_SQRT2, inRe[0][ts], CLDFB_NO_CHANNELS_MAX );
		v_multc( inRe[1][ts], INV_SQRT2, inRe[1][ts], CLDFB_NO_CHANNELS_MAX );
		#else
		v_multc( inRe[0][ts], 0.5f, inRe[0][ts], CLDFB_NO_CHANNELS_MAX );
		v_multc( inRe[1][ts], 0.5f, inRe[1][ts], CLDFB_NO_CHANNELS_MAX );

		#endif
		v_add( inIm[0][ts], inIm[1][ts], temp_signal, CLDFB_NO_CHANNELS_MAX );
		v_sub( inIm[0][ts], inIm[1][ts], inIm[1][ts], CLDFB_NO_CHANNELS_MAX );
		mvr2r( temp_signal, inIm[0][ts], CLDFB_NO_CHANNELS_MAX );
		#ifdef FIX_1134_BRIR_LEVEL_DIFFERENCE
		v_multc( inIm[0][ts], INV_SQRT2, inIm[0][ts], CLDFB_NO_CHANNELS_MAX );
		v_multc( inIm[1][ts], INV_SQRT2, inIm[1][ts], CLDFB_NO_CHANNELS_MAX );
		#else
		v_multc( inIm[0][ts], 0.5f, inIm[0][ts], CLDFB_NO_CHANNELS_MAX );
		v_multc( inIm[1][ts], 0.5f, inIm[1][ts], CLDFB_NO_CHANNELS_MAX );
		#endif
		}
		}
		}