AAC Decoder: support 6.1/7.1 decoded as 5.1

   - Add 6.1 and 7.1 channel support including downmixer. Per default the
     decoder creates a 5.1 channel output for all streams with more than six
     encoded channels.
     Modified file(s):
        libPCMutils/include/pcmutils_lib.h
        libPCMutils/src/pcmutils_lib.cpp
        libAACdec/include/aacdecoder_lib.h
        libAACdec/src/aac_rom.h
        libAACdec/src/aacdecoder.cpp
        libAACdec/src/aac_ram.cpp
        libAACdec/src/aacdec_drc.cpp
        libAACdec/src/aacdecoder_lib.cpp
        libAACdec/src/aac_rom.cpp
        libAACdec/src/aacdecoder.h
        libSBRdec/include/sbrdecoder.h
        libSBRdec/src/sbrdec_drc.h
        libSBRdec/src/sbrdecoder.cpp
        libSBRdec/src/sbr_ram.cpp
        libSBRdec/src/sbr_ram.h
        libMpegTPDec/include/tp_data.h
        libMpegTPDec/include/tpdec_lib.h
        libMpegTPDec/src/version
        libMpegTPDec/src/tpdec_asc.cpp
        libMpegTPEnc/include/tp_data.h
        libMpegTPEnc/src/version
        libSYS/include/FDK_audio.h
        libSYS/src/genericStds.cpp

   - Fix error concealment modules fade-out/in mechanism.
     Modified file(s):
        libAACdec/src/conceal.cpp

Bug 9428126

Change-Id: I3230bd2072314b730911cd7ec1740e290cb1d254

1 files changed, 8 insertions, 7 deletions

diff --git a/libAACdec/src/conceal.cpp b/libAACdec/src/conceal.cpp
index c26051c..1c313ef 100644
--- a/libAACdec/src/conceal.cpp
+++ b/libAACdec/src/conceal.cpp
@@ -762,7 +762,6 @@ int
   CConcealment_UpdateState( hConcealmentInfo,
                             frameOk );
 
-  if ( !frameOk )
   {
     /* Create data for signal rendering according to the selected concealment method and decoder operating mode. */
 
@@ -775,11 +774,13 @@ int
       {
       default:
       case ConcealMethodMute:
-        /* Mute spectral data in case of errors */
-        FDKmemclear(pAacDecoderChannelInfo->pSpectralCoefficient, samplesPerFrame * sizeof(FIXP_DBL));
-        /* Set last window shape */
-        pAacDecoderChannelInfo->icsInfo.WindowShape = hConcealmentInfo->windowShape;
-        appliedProcessing = 1;
+        if (!frameOk) {
+          /* Mute spectral data in case of errors */
+          FDKmemclear(pAacDecoderChannelInfo->pSpectralCoefficient, samplesPerFrame * sizeof(FIXP_DBL));
+          /* Set last window shape */
+          pAacDecoderChannelInfo->icsInfo.WindowShape = hConcealmentInfo->windowShape;
+          appliedProcessing = 1;
+        }
         break;
 
       case ConcealMethodNoise:
@@ -801,7 +802,7 @@ int
                                    pSamplingRateInfo,
                                    samplesPerFrame,
                                    0,  /* don't use tonal improvement */
-                                   0);
+                                   frameOk);
         break;
 
       }