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| author | Fraunhofer IIS FDK <audio-fdk@iis.fraunhofer.de> | 2019-12-19 17:25:55 +0100 |
|---|---|---|
| committer | Jean-Michel Trivi <jmtrivi@google.com> | 2020-02-13 14:58:49 -0800 |
| commit | 443d38963e804ce1133e2338937e1cf389092b52 (patch) | |
| tree | caceabe8e28c9fa1d0c813032b92e300e34b03a6 /libAACenc/src/adj_thr.cpp | |
| parent | 79305e068e75df9123f114c95606ef49590f0019 (diff) | |
| download | fdk-aac-443d38963e804ce1133e2338937e1cf389092b52.tar.gz fdk-aac-443d38963e804ce1133e2338937e1cf389092b52.tar.bz2 fdk-aac-443d38963e804ce1133e2338937e1cf389092b52.zip | |
Enhance encoder audio quality for vbr (FDKenc v4.0.1).
Bug: 149489652
Test: atest android.media.cts.EncoderTest#testAACEncoders
Change-Id: I4af82bd104a94710d1977eaa0bd086aa743d3adf
Diffstat (limited to 'libAACenc/src/adj_thr.cpp')
| -rw-r--r-- | libAACenc/src/adj_thr.cpp | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/libAACenc/src/adj_thr.cpp b/libAACenc/src/adj_thr.cpp index 226d003..239abd0 100644 --- a/libAACenc/src/adj_thr.cpp +++ b/libAACenc/src/adj_thr.cpp @@ -1302,14 +1302,6 @@ static void FDKaacEnc_reduceThresholdsVBR( if (sfbThrReducedLdData < FL2FXCONST_DBL(-0.5f)) sfbThrReducedLdData = FL2FXCONST_DBL(-1.f); - /* minimum of 29 dB Ratio for Thresholds */ - if ((sfbEnLdData + FL2FXCONST_DBL(1.0f)) > - FL2FXCONST_DBL(9.6336206 / LD_DATA_SCALING)) { - sfbThrReducedLdData = fixMax( - sfbThrReducedLdData, - sfbEnLdData - FL2FXCONST_DBL(9.6336206 / LD_DATA_SCALING)); - } - sfbThrReducedLdData = fixMax(MIN_LDTHRESH, sfbThrReducedLdData); qcOutChan->sfbThresholdLdData[sfbGrp + sfb] = sfbThrReducedLdData; |