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| author | Michael Niedermayer <michaelni@gmx.at> | 2007-04-07 21:15:52 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2007-04-07 21:15:52 +0000 |
| commit | 20f757076e7dd2091f6f0865266997d66dc33d57 (patch) | |
| tree | e266a03c032edd54e7f17fc12cb24435e42a9ed4 /libavcodec/adpcm.c | |
| parent | 8845202e8a2a372d899838ebbd80a286f9c20973 (diff) | |
| download | ffmpeg-20f757076e7dd2091f6f0865266997d66dc33d57.tar.gz | |
table[index][ch] -> table[ch][index] (might be faster ...)
Originally committed as revision 8651 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/adpcm.c')
| -rw-r--r-- | libavcodec/adpcm.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libavcodec/adpcm.c b/libavcodec/adpcm.c index cf282f1071..3ba941e8fc 100644 --- a/libavcodec/adpcm.c +++ b/libavcodec/adpcm.c @@ -1312,7 +1312,7 @@ static int adpcm_decode_frame(AVCodecContext *avctx, case CODEC_ID_ADPCM_THP: { GetBitContext gb; - int table[16][2]; + int table[2][16]; unsigned int samplecnt; int prev1[2], prev2[2]; int ch; @@ -1330,7 +1330,7 @@ static int adpcm_decode_frame(AVCodecContext *avctx, for (ch = 0; ch < 2; ch++) for (i = 0; i < 16; i++) - table[i][ch] = get_sbits(&gb, 16); + table[ch][i] = get_sbits(&gb, 16); /* Initialize the previous sample. */ for (ch = 0; ch < 2; ch++) { @@ -1350,8 +1350,8 @@ static int adpcm_decode_frame(AVCodecContext *avctx, for (i = 0; i < samplecnt / 14; i++) { uint8_t index = get_bits (&gb, 4) & 7; unsigned int exp = get_bits (&gb, 4); - int factor1 = table[index * 2][ch]; - int factor2 = table[index * 2 + 1][ch]; + int factor1 = table[ch][index * 2]; + int factor2 = table[ch][index * 2 + 1]; /* Decode 14 samples. */ for (n = 0; n < 14; n++) { |