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| author | Fraunhofer IIS FDK <audio-fdk@iis.fraunhofer.de> | 2019-12-19 17:28:15 +0100 |
|---|---|---|
| committer | Jean-Michel Trivi <jmtrivi@google.com> | 2020-02-14 10:53:51 -0800 |
| commit | e016635f0d3a5c7532b00711ce461f97a13f7bc2 (patch) | |
| tree | 44d6676c2975eec965bb3e6c2562e1632eaf4385 /libAACdec/src/block.cpp | |
| parent | 57c9355de0269afb462ad4a8aa8814f6a6486ff1 (diff) | |
| download | fdk-aac-e016635f0d3a5c7532b00711ce461f97a13f7bc2.tar.gz fdk-aac-e016635f0d3a5c7532b00711ce461f97a13f7bc2.tar.bz2 fdk-aac-e016635f0d3a5c7532b00711ce461f97a13f7bc2.zip | |
Avoid decoder internal clipping by converting the whole audio sample data path from 16 to 32 bit data width (FDKdec v3.2.0).
Bug: 149514474
Test: atest DecoderTestXheAac DecoderTestAacDrc
Change-Id: I8a504ab709e42e27a61fe29840212953742283a5
Diffstat (limited to 'libAACdec/src/block.cpp')
| -rw-r--r-- | libAACdec/src/block.cpp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/libAACdec/src/block.cpp b/libAACdec/src/block.cpp index b3d09a6..0bca577 100644 --- a/libAACdec/src/block.cpp +++ b/libAACdec/src/block.cpp @@ -1,7 +1,7 @@ /* ----------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2018 Fraunhofer-Gesellschaft zur Förderung der angewandten +© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -1015,9 +1015,9 @@ FIXP_DBL get_gain(const FIXP_DBL *x, const FIXP_DBL *y, int n) { void CBlock_FrequencyToTime( CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo, - CAacDecoderChannelInfo *pAacDecoderChannelInfo, FIXP_PCM outSamples[], + CAacDecoderChannelInfo *pAacDecoderChannelInfo, PCM_DEC outSamples[], const SHORT frameLen, const int frameOk, FIXP_DBL *pWorkBuffer1, - UINT elFlags, INT elCh) { + const INT aacOutDataHeadroom, UINT elFlags, INT elCh) { int fr, fl, tl, nSpec; #if defined(FDK_ASSERT_ENABLE) @@ -1213,6 +1213,7 @@ void CBlock_FrequencyToTime( bass_pf_1sf_delay(p2_synth, pitch, pit_gain, frameLen, (LpdSfd + 2) * L_SUBFR + BPF_SFD * L_SUBFR, frameLen - (LpdSfd + 4) * L_SUBFR, outSamples, + aacOutDataHeadroom, pAacDecoderStaticChannelInfo->mem_bpf); } @@ -1236,7 +1237,8 @@ void CBlock_FrequencyToTime( ? MLT_FLAG_CURR_ALIAS_SYMMETRY : 0); - scaleValuesSaturate(outSamples, tmp, frameLen, MDCT_OUT_HEADROOM); + scaleValuesSaturate(outSamples, tmp, frameLen, + MDCT_OUT_HEADROOM - aacOutDataHeadroom); } } @@ -1251,7 +1253,7 @@ void CBlock_FrequencyToTime( #include "ldfiltbank.h" void CBlock_FrequencyToTimeLowDelay( CAacDecoderStaticChannelInfo *pAacDecoderStaticChannelInfo, - CAacDecoderChannelInfo *pAacDecoderChannelInfo, FIXP_PCM outSamples[], + CAacDecoderChannelInfo *pAacDecoderChannelInfo, PCM_DEC outSamples[], const short frameLen) { InvMdctTransformLowDelay_fdk( SPEC_LONG(pAacDecoderChannelInfo->pSpectralCoefficient), |