diff options
| author | Andreas Cadhalpun <[email protected]> | 2015-07-03 00:01:56 +0200 |
|---|---|---|
| committer | Andreas Cadhalpun <[email protected]> | 2015-07-07 23:34:28 +0200 |
| commit | f9020d514e9ed5043496a710b36daba1ab182e97 (patch) | |
| tree | 884a6c9918a4c04c9f3c47c15aea1fc6d06a048b | |
| parent | 80db686a69517be94db453b533066c220d6678dd (diff) | |
wmalosslessdec: avoid reading 0 bits with get_bits
Reviewed-by: Michael Niedermayer <[email protected]>
Signed-off-by: Andreas Cadhalpun <[email protected]>
| -rw-r--r-- | libavcodec/wmalosslessdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c index 843ce90b3a..8094db3b2a 100644 --- a/libavcodec/wmalosslessdec.c +++ b/libavcodec/wmalosslessdec.c @@ -488,7 +488,7 @@ static int decode_cdlms(WmallDecodeCtx *s) if ((1 << cbits) < s->cdlms[c][i].scaling + 1) cbits++; - s->cdlms[c][i].bitsend = get_bits(&s->gb, cbits) + 2; + s->cdlms[c][i].bitsend = (cbits ? get_bits(&s->gb, cbits) : 0) + 2; shift_l = 32 - s->cdlms[c][i].bitsend; shift_r = 32 - s->cdlms[c][i].scaling - 2; for (j = 0; j < s->cdlms[c][i].coefsend; j++) |