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Commit ff4b1e2b authored by Jean-Michel Trivi's avatar Jean-Michel Trivi Committed by Android (Google) Code Review
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Merge "Better default AAC DRC setting" into jb-mr2-dev

parents 94b66227 0e03e72e

media/libstagefright/codecs/aacdec/SoftAAC2.cpp

+3 −0
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 


#define DRC_DEFAULT_MOBILE_REF_LEVEL 64  /* 64*-0.25dB = -16 dB below full scale for mobile conf */

#define DRC_DEFAULT_MOBILE_DRC_CUT   127 /* maximum compression of dynamic range for mobile conf */

#define DRC_DEFAULT_MOBILE_DRC_BOOST 127 /* maximum compression of dynamic range for mobile conf */

#define MAX_CHANNEL_COUNT            6  /* maximum number of audio channels that can be decoded */

// names of properties that can be used to override the default DRC settings

#define PROP_DRC_OVERRIDE_REF_LEVEL  "aac_drc_reference_level"
@@ -146,6 +147,8 @@ status_t SoftAAC2::initDecoder() { 
        unsigned boost = atoi(value);

        ALOGV("AAC decoder using AAC_DRC_BOOST_FACTOR of %d", boost);

        aacDecoder_SetParam(mAACDecoder, AAC_DRC_BOOST_FACTOR, boost);

    } else {

        aacDecoder_SetParam(mAACDecoder, AAC_DRC_BOOST_FACTOR, DRC_DEFAULT_MOBILE_DRC_BOOST);

    }



    return status;