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Fix HE-AAC using MPEG-D DRC with implicit SBR signaling.

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Bug: 132641988
Test: atest DecoderTestXheAac ; atest DecoderTestAacDrc
Change-Id: I97c5d3972528092f627153ad3127c7db977a0e5d
This commit is contained in:
Fraunhofer IIS FDK
2019-03-08 16:08:07 +01:00
committed by Jean-Michel Trivi
parent 14f7e13693
commit e970ac4c95
7 changed files with 140 additions and 95 deletions
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7
libAACdec/src/aacdecoder_lib.cpp
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@ -1676,6 +1676,13 @@ aacDecoder_DecodeFrame(HANDLE_AACDECODER self, INT_PCM *pTimeData_extern,
reverseOutChannelMap[ch] = ch;
}
/* Update sampleRate and frameSize. This may be necessary in case of
* implicit SBR signaling */
FDK_drcDec_SetParam(self->hUniDrcDecoder, DRC_DEC_SAMPLE_RATE,
self->streamInfo.sampleRate);
FDK_drcDec_SetParam(self->hUniDrcDecoder, DRC_DEC_FRAME_SIZE,
self->streamInfo.frameSize);
/* If SBR and/or MPS is active, the DRC gains are aligned to the QMF
domain signal before the QMF synthesis. Therefore the DRC gains
need to be delayed by the QMF synthesis delay. */