diff options
| -rw-r--r-- | libavcodec/dpcm.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/libavcodec/dpcm.c b/libavcodec/dpcm.c index 069bf1dcd8..7078419f08 100644 --- a/libavcodec/dpcm.c +++ b/libavcodec/dpcm.c @@ -321,9 +321,8 @@ static int dpcm_decode_frame(AVCodecContext *avctx, void *data, shift[ch] -= (2 * n); diff = sign_extend((diff &~ 3) << 8, 16); - /* saturate the shifter to a lower limit of 0 */ - if (shift[ch] < 0) - shift[ch] = 0; + /* saturate the shifter to 0..31 */ + shift[ch] = av_clip_uintp2(shift[ch], 5); diff >>= shift[ch]; predictor[ch] += diff; |