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| author | Justin Ruggles <justin.ruggles@gmail.com> | 2007-05-02 20:33:32 +0000 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2007-05-02 20:33:32 +0000 |
| commit | c31a76e4ef116fa9aac28578cd3d92a035b3aafd (patch) | |
| tree | ffd9703a770f7164b8af51253b43ab552694f1b8 /libavcodec/dcadata.h | |
| parent | cc82662662f7575ffb717adb56c2f04a122eb20e (diff) | |
| download | ffmpeg-c31a76e4ef116fa9aac28578cd3d92a035b3aafd.tar.gz | |
use downmixing coefficients in dca decoder.
reference:
Subject: [Ffmpeg-devel] [PATCH] DTS multichannel
Date: Wed, 25 Apr 2007 16:25:18 -0400
Originally committed as revision 8875 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/dcadata.h')
| -rw-r--r-- | libavcodec/dcadata.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libavcodec/dcadata.h b/libavcodec/dcadata.h index c9f2ca747b..5466b37b89 100644 --- a/libavcodec/dcadata.h +++ b/libavcodec/dcadata.h @@ -8361,6 +8361,19 @@ static const float dca_downmix_coeffs[65] = { 0.001412537544623, 0.001000000000000, 0.000501187233627, 0.000251188643151, 0.000000000000000, }; +static const uint8_t dca_default_coeffs[16][5][2] = { + { { 13, 13 }, }, + { { 0, 64 }, { 64, 0 }, }, + { { 0, 64 }, { 64, 0 }, }, + { { 0, 64 }, { 64, 0 }, }, + { { 0, 64 }, { 64, 0 }, }, + { { 6, 6 }, { 0, 25 }, { 25, 0 }, }, + { { 0, 25 }, { 25, 0 }, { 13, 13 }, }, + { { 6, 6 }, { 0, 25 }, { 25, 0 }, { 13, 13 }, }, + { { 0, 25 }, { 25, 0 }, { 0, 13 }, { 13, 0 }, }, + { { 6, 6 }, { 0, 25 }, { 25, 0 }, { 0, 13 }, { 13, 0 }, }, +}; + /* downmix coeffs TABLE 9 |