From 0e03e72e7bb2633f5a16c2fe7c164bc3ec8ca855 Mon Sep 17 00:00:00 2001 From: Jean-Michel Trivi Date: Mon, 15 Apr 2013 18:40:51 -0700 Subject: Better default AAC DRC setting By default, use boost and attenuation together. bug 7140036 Change-Id: Ie0565f9e5cd24f7a59b5a218b4e6186661832601 --- media/libstagefright/codecs/aacdec/SoftAAC2.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'media/libstagefright/codecs/aacdec/SoftAAC2.cpp') diff --git a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp index 8ba2afb..5eeda5c 100644 --- a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp +++ b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp @@ -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; -- cgit v1.1