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| author | Derek Buitenhuis <derek.buitenhuis@gmail.com> | 2011-12-16 13:31:28 -0500 |
|---|---|---|
| committer | Anton Khirnov <anton@khirnov.net> | 2011-12-16 20:55:46 +0100 |
| commit | 365e1ec26d7e89a951ebd7851214f59f4aefdec0 (patch) | |
| tree | f54dd4b1159182a0100b72426df71d73cb4a79a2 | |
| parent | 0b4c323213343bf514626ee89a7ad91bfd428322 (diff) | |
| download | ffmpeg-365e1ec26d7e89a951ebd7851214f59f4aefdec0.tar.gz | |
wavpack: Clip samples after shifting
It doesn't make much sense to clip pre-shift,
nor is it correct for proper decoding.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
| -rw-r--r-- | libavcodec/wavpack.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/wavpack.c b/libavcodec/wavpack.c index 11e9904983..5358967704 100644 --- a/libavcodec/wavpack.c +++ b/libavcodec/wavpack.c @@ -405,12 +405,12 @@ static inline int wv_get_value_integer(WavpackFrameContext *s, uint32_t *crc, in } bit = (S & s->and) | s->or; - bit = (((S + bit) << s->shift) - bit); + bit = (((S + bit) << s->shift) - bit) << s->post_shift; if(s->hybrid) bit = av_clip(bit, -s->hybrid_maxclip, s->hybrid_maxclip - 1); - return bit << s->post_shift; + return bit; } static float wv_get_value_float(WavpackFrameContext *s, uint32_t *crc, int S) |