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author | Martin Storsjo <martin@martin.st> | 2020-11-17 12:38:51 +0200 |
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committer | Martin Storsjo <martin@martin.st> | 2020-11-17 12:38:51 +0200 |
commit | c7a3808a2fd18bb4dad24d281cbb862b241806a9 (patch) | |
tree | 2cea66fef9961cd71efc817fed7e857ef27099b0 /libAACdec/src/aacdecoder.cpp | |
parent | d23a21ab427da642c8f32bb0659ae63a86f98e96 (diff) | |
parent | f4adff7fbb0968a13fd5077ea3df734870aef3cf (diff) | |
download | fdk-aac-c7a3808a2fd18bb4dad24d281cbb862b241806a9.tar.gz fdk-aac-c7a3808a2fd18bb4dad24d281cbb862b241806a9.tar.bz2 fdk-aac-c7a3808a2fd18bb4dad24d281cbb862b241806a9.zip |
Merge remote-tracking branch 'aosp/master'
Diffstat (limited to 'libAACdec/src/aacdecoder.cpp')
-rw-r--r-- | libAACdec/src/aacdecoder.cpp | 89 |
1 files changed, 60 insertions, 29 deletions
diff --git a/libAACdec/src/aacdecoder.cpp b/libAACdec/src/aacdecoder.cpp index 7617937..965631b 100644 --- a/libAACdec/src/aacdecoder.cpp +++ b/libAACdec/src/aacdecoder.cpp @@ -1,7 +1,7 @@ /* ----------------------------------------------------------------------------- Software License for The Fraunhofer FDK AAC Codec Library for Android -© Copyright 1995 - 2019 Fraunhofer-Gesellschaft zur Förderung der angewandten +© Copyright 1995 - 2020 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. All rights reserved. 1. INTRODUCTION @@ -1225,6 +1225,8 @@ static void CStreamInfoInit(CStreamInfo *pStreamInfo) { pStreamInfo->drcProgRefLev = -1; /* set program reference level to not indicated */ pStreamInfo->drcPresMode = -1; /* default: presentation mode not indicated */ + + pStreamInfo->outputLoudness = -1; /* default: no loudness metadata present */ } /*! @@ -1279,6 +1281,7 @@ LINKSPEC_CPP HANDLE_AACDECODER CAacDecoder_Open( /* Set default frame delay */ aacDecoder_drcSetParam(self->hDrcInfo, DRC_BS_DELAY, CConcealment_GetDelay(&self->concealCommonData)); + self->workBufferCore1 = (FIXP_DBL *)GetWorkBufferCore1(); self->workBufferCore2 = GetWorkBufferCore2(); if (self->workBufferCore2 == NULL) goto bail; @@ -1303,7 +1306,8 @@ static void CAacDecoder_DeInit(HANDLE_AACDECODER self, const int subStreamIndex) { int ch; int aacChannelOffset = 0, aacChannels = (8); - int numElements = (((8)) + (8)), elementOffset = 0; + int numElements = (3 * ((8) * 2) + (((8) * 2)) / 2 + 4 * (1) + 1), + elementOffset = 0; if (self == NULL) return; @@ -1453,6 +1457,10 @@ LINKSPEC_CPP void CAacDecoder_Close(HANDLE_AACDECODER self) { FreeDrcInfo(&self->hDrcInfo); } + if (self->workBufferCore1 != NULL) { + FreeWorkBufferCore1((CWorkBufferCore1 **)&self->workBufferCore1); + } + /* Free WorkBufferCore2 */ if (self->workBufferCore2 != NULL) { FreeWorkBufferCore2(&self->workBufferCore2); @@ -1490,6 +1498,8 @@ CAacDecoder_Init(HANDLE_AACDECODER self, const CSAudioSpecificConfig *asc, UCHAR downscaleFactor = self->downscaleFactor; UCHAR downscaleFactorInBS = self->downscaleFactorInBS; + self->aacOutDataHeadroom = (3); + // set profile and check for supported aot // leave profile on default (=-1) for all other supported MPEG-4 aot's except // aot=2 (=AAC-LC) @@ -1847,6 +1857,12 @@ CAacDecoder_Init(HANDLE_AACDECODER self, const CSAudioSpecificConfig *asc, self->streamInfo.extSamplingRate / self->downscaleFactor; } } + if ((asc->m_aot == AOT_AAC_LC) && (asc->m_sbrPresentFlag == 1) && + (asc->m_extensionSamplingFrequency > (2 * asc->m_samplingFrequency))) { + return AAC_DEC_UNSUPPORTED_SAMPLINGRATE; /* Core decoder supports at most a + 1:2 upsampling for HE-AAC and + HE-AACv2 */ + } /* --------- vcb11 ------------ */ self->flags[streamIndex] |= (asc->m_vcb11Flag) ? AC_ER_VCB11 : 0; @@ -1928,6 +1944,9 @@ CAacDecoder_Init(HANDLE_AACDECODER self, const CSAudioSpecificConfig *asc, self->samplingRateInfo[0].samplingRate / self->downscaleFactor; self->streamInfo.aacSamplesPerFrame = asc->m_samplesPerFrame / self->downscaleFactor; + if (self->streamInfo.aacSampleRate <= 0) { + return AAC_DEC_UNSUPPORTED_SAMPLINGRATE; + } } } @@ -2362,6 +2381,13 @@ CAacDecoder_Init(HANDLE_AACDECODER self, const CSAudioSpecificConfig *asc, goto bail; } + if (*configChanged) { + if (asc->m_aot == AOT_USAC) { + self->hDrcInfo->enable = 0; + self->hDrcInfo->progRefLevelPresent = 0; + } + } + if (asc->m_aot == AOT_USAC) { pcmLimiter_SetAttack(self->hLimiter, (5)); pcmLimiter_SetThreshold(self->hLimiter, FL2FXCONST_DBL(0.89125094f)); @@ -2375,7 +2401,7 @@ bail: } LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( - HANDLE_AACDECODER self, const UINT flags, FIXP_PCM *pTimeData, + HANDLE_AACDECODER self, const UINT flags, PCM_DEC *pTimeData, const INT timeDataSize, const int timeDataChannelOffset) { AAC_DECODER_ERROR ErrorStatus = AAC_DEC_OK; @@ -3151,11 +3177,6 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( FDKmemcpy(drcChMap, self->chMapping, (8) * sizeof(UCHAR)); } - /* Turn on/off DRC modules level normalization in digital domain depending - * on the limiter status. */ - aacDecoder_drcSetParam(self->hDrcInfo, APPLY_NORMALIZATION, - (self->limiterEnableCurr) ? 0 : 1); - /* deactivate legacy DRC in case uniDrc is active, i.e. uniDrc payload is * present and one of DRC or Loudness Normalization is switched on */ aacDecoder_drcSetParam( @@ -3168,9 +3189,15 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( self->hDrcInfo, bs, self->pAacDecoderStaticChannelInfo, pce->ElementInstanceTag, drcChMap, aacChannels); if (mapped > 0) { - /* If at least one DRC thread has been mapped to a channel threre was DRC - * data in the bitstream. */ - self->flags[streamIndex] |= AC_DRC_PRESENT; + if (!(self->flags[streamIndex] & (AC_USAC | AC_RSV603DA))) { + /* If at least one DRC thread has been mapped to a channel there was DRC + * data in the bitstream. */ + self->flags[streamIndex] |= AC_DRC_PRESENT; + } else { + self->hDrcInfo->enable = 0; + self->hDrcInfo->progRefLevelPresent = 0; + ErrorStatus = AAC_DEC_UNSUPPORTED_FORMAT; + } } /* Create a reverse mapping table */ @@ -3300,9 +3327,11 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( &pAacDecoderStaticChannelInfo->drcData); } } + /* The DRC module demands to be called with the gain field holding the * gain scale. */ - self->extGain[0] = (FIXP_DBL)TDL_GAIN_SCALING; + self->extGain[0] = (FIXP_DBL)AACDEC_DRC_GAIN_SCALING; + /* DRC processing */ aacDecoder_drcApply( self->hDrcInfo, self->hSbrDecoder, pAacDecoderChannelInfo, @@ -3318,7 +3347,7 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( if (self->flushStatus && (self->flushCnt > 0) && !(flags & AACDEC_CONCEAL)) { FDKmemclear(pTimeData + offset, - sizeof(FIXP_PCM) * self->streamInfo.aacSamplesPerFrame); + sizeof(PCM_DEC) * self->streamInfo.aacSamplesPerFrame); } else switch (pAacDecoderChannelInfo->renderMode) { case AACDEC_RENDER_IMDCT: @@ -3330,7 +3359,7 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( !frameOk_butConceal), pAacDecoderChannelInfo->pComStaticData->pWorkBufferCore1 ->mdctOutTemp, - self->elFlags[el], elCh); + self->aacOutDataHeadroom, self->elFlags[el], elCh); self->extGainDelay = self->streamInfo.aacSamplesPerFrame; break; @@ -3351,7 +3380,7 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( &self->samplingRateInfo[streamIndex], (self->frameOK && !(flags & AACDEC_CONCEAL) && !frameOk_butConceal), - flags, self->flags[streamIndex]); + self->aacOutDataHeadroom, flags, self->flags[streamIndex]); self->extGainDelay = self->streamInfo.aacSamplesPerFrame; break; @@ -3363,7 +3392,8 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( if (!CConceal_TDFading_Applied[c]) { CConceal_TDFading_Applied[c] = CConcealment_TDFading( self->streamInfo.aacSamplesPerFrame, - &self->pAacDecoderStaticChannelInfo[c], pTimeData + offset, 0); + &self->pAacDecoderStaticChannelInfo[c], self->aacOutDataHeadroom, + pTimeData + offset, 0); if (c + 1 < (8) && c < aacChannels - 1) { /* update next TDNoise Seed to avoid muting in case of Parametric * Stereo */ @@ -3385,22 +3415,17 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( if ((aacChannels == 2) && bsPseudoLr) { int i, offset2; const FIXP_SGL invSqrt2 = FL2FXCONST_SGL(0.707106781186547f); - FIXP_PCM *pTD = pTimeData; + PCM_DEC *pTD = pTimeData; offset2 = timeDataChannelOffset; for (i = 0; i < self->streamInfo.aacSamplesPerFrame; i++) { - FIXP_DBL L = FX_PCM2FX_DBL(pTD[0]); - FIXP_DBL R = FX_PCM2FX_DBL(pTD[offset2]); + FIXP_DBL L = PCM_DEC2FIXP_DBL(pTD[0]); + FIXP_DBL R = PCM_DEC2FIXP_DBL(pTD[offset2]); L = fMult(L, invSqrt2); R = fMult(R, invSqrt2); -#if (SAMPLE_BITS == 16) - pTD[0] = FX_DBL2FX_PCM(fAddSaturate(L + R, (FIXP_DBL)0x8000)); - pTD[offset2] = FX_DBL2FX_PCM(fAddSaturate(L - R, (FIXP_DBL)0x8000)); -#else - pTD[0] = FX_DBL2FX_PCM(L + R); - pTD[offset2] = FX_DBL2FX_PCM(L - R); -#endif + pTD[0] = L + R; + pTD[offset2] = L - R; pTD++; } } @@ -3411,9 +3436,15 @@ LINKSPEC_CPP AAC_DECODER_ERROR CAacDecoder_DecodeFrame( self->hDrcInfo, bs, self->pAacDecoderStaticChannelInfo, pce->ElementInstanceTag, drcChMap, aacChannels); if (mapped > 0) { - /* If at least one DRC thread has been mapped to a channel threre was DRC - * data in the bitstream. */ - self->flags[streamIndex] |= AC_DRC_PRESENT; + if (!(self->flags[streamIndex] & (AC_USAC | AC_RSV603DA))) { + /* If at least one DRC thread has been mapped to a channel there was DRC + * data in the bitstream. */ + self->flags[streamIndex] |= AC_DRC_PRESENT; + } else { + self->hDrcInfo->enable = 0; + self->hDrcInfo->progRefLevelPresent = 0; + ErrorStatus = AAC_DEC_UNSUPPORTED_FORMAT; + } } } |