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| author | Kostya Shishkov <kostya.shishkov@gmail.com> | 2012-08-02 07:50:49 +0200 |
|---|---|---|
| committer | Kostya Shishkov <kostya.shishkov@gmail.com> | 2012-08-03 07:07:07 +0200 |
| commit | 8ddadea171fa38563cc1ff9a78d4cd07655c0e1b (patch) | |
| tree | e6dbf192f42964157aec5dc174610a6aa1c38956 /libavcodec/g723_1.c | |
| parent | 8772d2511a4ac45f275eaef2b4b6b1ef132c993b (diff) | |
| download | ffmpeg-8ddadea171fa38563cc1ff9a78d4cd07655c0e1b.tar.gz | |
g723_1: make scale_vector() behave like the reference
Diffstat (limited to 'libavcodec/g723_1.c')
| -rw-r--r-- | libavcodec/g723_1.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c index 91f1b86170..4ad74f4448 100644 --- a/libavcodec/g723_1.c +++ b/libavcodec/g723_1.c @@ -282,7 +282,8 @@ static int normalize_bits(int num, int width) */ static int scale_vector(int16_t *vector, int length) { - int bits, scale, max = 0; + int bits, max = 0; + int64_t scale; int i; @@ -293,7 +294,7 @@ static int scale_vector(int16_t *vector, int length) scale = (bits == 15) ? 0x7FFF : (1 << bits); for (i = 0; i < length; i++) - vector[i] = (vector[i] * scale) >> 4; + vector[i] = av_clipl_int32(vector[i] * scale << 1) >> 4; return bits - 3; } |