diff options
| -rw-r--r-- | libavcodec/wmalosslessdec.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c index 62d5fadf5d..725e811070 100644 --- a/libavcodec/wmalosslessdec.c +++ b/libavcodec/wmalosslessdec.c @@ -758,7 +758,8 @@ static void lms_update ## bits (WmallDecodeCtx *s, int ich, int ilms, int input) static void revert_cdlms ## bits (WmallDecodeCtx *s, int ch, \ int coef_begin, int coef_end) \ { \ - int icoef, pred, ilms, num_lms, residue, input; \ + int icoef, ilms, num_lms, residue, input; \ + unsigned pred;\ \ num_lms = s->cdlms_ttl[ch]; \ for (ilms = num_lms - 1; ilms >= 0; ilms--) { \ @@ -772,7 +773,7 @@ static void revert_cdlms ## bits (WmallDecodeCtx *s, int ch, \ s->cdlms[ch][ilms].recent, \ FFALIGN(s->cdlms[ch][ilms].order, ROUND), \ WMASIGN(residue)); \ - input = residue + (unsigned)(pred >> s->cdlms[ch][ilms].scaling); \ + input = residue + (unsigned)((int)pred >> s->cdlms[ch][ilms].scaling); \ lms_update ## bits(s, ch, ilms, input); \ s->channel_residues[ch][icoef] = input; \ } \ |