Accepting request 723905 from multimedia:libs
OBS-URL: https://build.opensuse.org/request/show/723905 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/opus?expand=0&rev=21
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Dominique Leuenberger
Git OBS Bridge
commit
6205df727d
40
opus-Silk-CNG-adapts-faster.patch
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40
opus-Silk-CNG-adapts-faster.patch
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@ -0,0 +1,40 @@
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From 3ebf4ad86de2469572f7fa2bd6451469e7867c8f Mon Sep 17 00:00:00 2001
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From: Felicia Lim <flim@google.com>
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Date: Fri, 31 May 2019 13:58:44 -0700
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Subject: [PATCH] Silk CNG adapts faster to received packets with lower gains
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---
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silk/CNG.c | 4 ++++
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silk/define.h | 1 +
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2 files changed, 5 insertions(+)
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diff --git a/silk/CNG.c b/silk/CNG.c
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index ef8e38df..2a910099 100644
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--- a/silk/CNG.c
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+++ b/silk/CNG.c
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@@ -118,6 +118,10 @@ void silk_CNG(
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/* Smooth gains */
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for( i = 0; i < psDec->nb_subfr; i++ ) {
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psCNG->CNG_smth_Gain_Q16 += silk_SMULWB( psDecCtrl->Gains_Q16[ i ] - psCNG->CNG_smth_Gain_Q16, CNG_GAIN_SMTH_Q16 );
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+ /* If the smoothed gain is 3 dB greater than this subframe's gain, use this subframe's gain to adapt faster. */
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+ if( silk_SMULWW( psCNG->CNG_smth_Gain_Q16, CNG_GAIN_SMTH_THRESHOLD_Q16 ) > psDecCtrl->Gains_Q16[ i ] ) {
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+ psCNG->CNG_smth_Gain_Q16 = psDecCtrl->Gains_Q16[ i ];
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+ }
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}
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}
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diff --git a/silk/define.h b/silk/define.h
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index 247cb0bf..491c86f3 100644
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--- a/silk/define.h
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+++ b/silk/define.h
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@@ -225,6 +225,7 @@ extern "C"
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/* Defines for CN generation */
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#define CNG_BUF_MASK_MAX 255 /* 2^floor(log2(MAX_FRAME_LENGTH))-1 */
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#define CNG_GAIN_SMTH_Q16 4634 /* 0.25^(1/4) */
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+#define CNG_GAIN_SMTH_THRESHOLD_Q16 46396 /* -3 dB */
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#define CNG_NLSF_SMTH_Q16 16348 /* 0.25 */
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#ifdef __cplusplus
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--
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2.11.0
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87
opus-Silk-fix-arm-optimization.patch
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87
opus-Silk-fix-arm-optimization.patch
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@ -0,0 +1,87 @@
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From 812ae3fb5c589aaafe761b8ebf86bcbbb8f0ed76 Mon Sep 17 00:00:00 2001
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From: Felicia Lim <flim@google.com>
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Date: Mon, 8 Jul 2019 09:44:35 -0700
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Subject: [PATCH] Avoid processing LPC coeffs beyond the given order in NEON
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optimizations
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---
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silk/arm/LPC_inv_pred_gain_neon_intr.c | 22 +++++++++++++++-------
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1 file changed, 15 insertions(+), 7 deletions(-)
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diff --git a/silk/arm/LPC_inv_pred_gain_neon_intr.c b/silk/arm/LPC_inv_pred_gain_neon_intr.c
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index ab426bcd..726e6667 100644
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--- a/silk/arm/LPC_inv_pred_gain_neon_intr.c
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+++ b/silk/arm/LPC_inv_pred_gain_neon_intr.c
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@@ -210,19 +210,23 @@ opus_int32 silk_LPC_inverse_pred_gain_neon( /* O Returns inverse predi
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/* Increase Q domain of the AR coefficients */
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t0_s16x8 = vld1q_s16( A_Q12 + 0 );
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t1_s16x8 = vld1q_s16( A_Q12 + 8 );
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- t2_s16x8 = vld1q_s16( A_Q12 + 16 );
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+ if ( order > 16 ) {
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+ t2_s16x8 = vld1q_s16( A_Q12 + 16 );
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+ }
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t0_s32x4 = vpaddlq_s16( t0_s16x8 );
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switch( order - leftover )
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{
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case 24:
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t0_s32x4 = vpadalq_s16( t0_s32x4, t2_s16x8 );
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+ vst1q_s32( Atmp_QA + 16, vshll_n_s16( vget_low_s16 ( t2_s16x8 ), QA - 12 ) );
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+ vst1q_s32( Atmp_QA + 20, vshll_n_s16( vget_high_s16( t2_s16x8 ), QA - 12 ) );
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/* FALLTHROUGH */
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case 16:
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t0_s32x4 = vpadalq_s16( t0_s32x4, t1_s16x8 );
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- vst1q_s32( Atmp_QA + 16, vshll_n_s16( vget_low_s16 ( t2_s16x8 ), QA - 12 ) );
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- vst1q_s32( Atmp_QA + 20, vshll_n_s16( vget_high_s16( t2_s16x8 ), QA - 12 ) );
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+ vst1q_s32( Atmp_QA + 8, vshll_n_s16( vget_low_s16 ( t1_s16x8 ), QA - 12 ) );
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+ vst1q_s32( Atmp_QA + 12, vshll_n_s16( vget_high_s16( t1_s16x8 ), QA - 12 ) );
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/* FALLTHROUGH */
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case 8:
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@@ -230,8 +234,8 @@ opus_int32 silk_LPC_inverse_pred_gain_neon( /* O Returns inverse predi
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const int32x2_t t_s32x2 = vpadd_s32( vget_low_s32( t0_s32x4 ), vget_high_s32( t0_s32x4 ) );
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const int64x1_t t_s64x1 = vpaddl_s32( t_s32x2 );
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DC_resp = vget_lane_s32( vreinterpret_s32_s64( t_s64x1 ), 0 );
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- vst1q_s32( Atmp_QA + 8, vshll_n_s16( vget_low_s16 ( t1_s16x8 ), QA - 12 ) );
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- vst1q_s32( Atmp_QA + 12, vshll_n_s16( vget_high_s16( t1_s16x8 ), QA - 12 ) );
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+ vst1q_s32( Atmp_QA + 0, vshll_n_s16( vget_low_s16 ( t0_s16x8 ), QA - 12 ) );
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+ vst1q_s32( Atmp_QA + 4, vshll_n_s16( vget_high_s16( t0_s16x8 ), QA - 12 ) );
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}
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break;
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@@ -246,16 +250,22 @@ opus_int32 silk_LPC_inverse_pred_gain_neon( /* O Returns inverse predi
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case 6:
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DC_resp += (opus_int32)A_Q12[ 5 ];
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DC_resp += (opus_int32)A_Q12[ 4 ];
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+ Atmp_QA[ order - leftover + 5 ] = silk_LSHIFT32( (opus_int32)A_Q12[ 5 ], QA - 12 );
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+ Atmp_QA[ order - leftover + 4 ] = silk_LSHIFT32( (opus_int32)A_Q12[ 4 ], QA - 12 );
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/* FALLTHROUGH */
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case 4:
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DC_resp += (opus_int32)A_Q12[ 3 ];
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DC_resp += (opus_int32)A_Q12[ 2 ];
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+ Atmp_QA[ order - leftover + 3 ] = silk_LSHIFT32( (opus_int32)A_Q12[ 3 ], QA - 12 );
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+ Atmp_QA[ order - leftover + 2 ] = silk_LSHIFT32( (opus_int32)A_Q12[ 2 ], QA - 12 );
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/* FALLTHROUGH */
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case 2:
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DC_resp += (opus_int32)A_Q12[ 1 ];
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DC_resp += (opus_int32)A_Q12[ 0 ];
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+ Atmp_QA[ order - leftover + 1 ] = silk_LSHIFT32( (opus_int32)A_Q12[ 1 ], QA - 12 );
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+ Atmp_QA[ order - leftover + 0 ] = silk_LSHIFT32( (opus_int32)A_Q12[ 0 ], QA - 12 );
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/* FALLTHROUGH */
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default:
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@@ -266,8 +276,6 @@ opus_int32 silk_LPC_inverse_pred_gain_neon( /* O Returns inverse predi
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if( DC_resp >= 4096 ) {
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invGain_Q30 = 0;
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} else {
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- vst1q_s32( Atmp_QA + 0, vshll_n_s16( vget_low_s16 ( t0_s16x8 ), QA - 12 ) );
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- vst1q_s32( Atmp_QA + 4, vshll_n_s16( vget_high_s16( t0_s16x8 ), QA - 12 ) );
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invGain_Q30 = LPC_inverse_pred_gain_QA_neon( Atmp_QA, order );
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}
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}
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--
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2.11.0
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16
opus.changes
16
opus.changes
@ -1,3 +1,19 @@
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-------------------------------------------------------------------
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Thu Aug 15 17:37:36 UTC 2019 - Bjørn Lie <bjorn.lie@gmail.com>
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- Add 2 upstream bug fixes for Silk:
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* opus-Silk-CNG-adapts-faster.patch: Silk CNG adapts faster to
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received packets with lower gains.
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* opus-Silk-fix-arm-optimization.patch: Avoid processing LPC
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coeffs beyond the given order in NEON optimizations.
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-------------------------------------------------------------------
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Thu Aug 8 11:02:43 UTC 2019 - Dominique Leuenberger <dimstar@opensuse.org>
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- Own %{_datadir}/aclocal: when we might switch to pkgconf instead
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of pkg-config, nothing in the build root is 'accidentally' owning
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this directory for us.
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-------------------------------------------------------------------
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Sat May 25 08:29:45 UTC 2019 - Luigi Baldoni <aloisio@gmx.com>
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@ -27,6 +27,10 @@ Group: Development/Libraries/C and C++
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URL: https://opus-codec.org/
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Source: https://archive.mozilla.org/pub/opus/%{name}-%{version}.tar.gz
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Source99: baselibs.conf
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# PATCH-FIX-UPSTREAM opus-Silk-CNG-adapts-faster.patch -- Silk CNG adapts faster to received packets with lower gains
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Patch0: opus-Silk-CNG-adapts-faster.patch
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# PATCH-FIX-UPSTREAM opus-Silk-fix-arm-optimization.patch -- Avoid processing LPC coeffs beyond the given order in NEON optimizations
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Patch1: opus-Silk-fix-arm-optimization.patch
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BuildRequires: pkgconfig
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%description
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@ -55,6 +59,8 @@ technology from Skype's SILK codec and Xiph.Org's CELT codec.
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%prep
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%setup -q
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%patch0 -p1
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%patch1 -p1
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%build
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%configure \
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@ -83,6 +89,7 @@ find %{buildroot} -type f -name "*.la" -delete -print
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%{_libdir}/libopus.so
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%{_includedir}/opus
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%{_libdir}/pkgconfig/opus.pc
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%dir %{_datadir}/aclocal
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%{_datadir}/aclocal/opus.m4
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%changelog
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