On Fri, May 02, 2014 at 12:22:11AM +0200, Luca Barbato wrote: > Prevent a division by zero down the codepath. > > Sample-Id: 00001721-google > Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind > CC: [email protected] > --- > libswscale/utils.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/libswscale/utils.c b/libswscale/utils.c > index 6af41f8..fa00668 100644 > --- a/libswscale/utils.c > +++ b/libswscale/utils.c > @@ -331,7 +331,7 @@ static av_cold int initFilter(int16_t **outFilter, > int32_t **filterPos, > > xDstInSrc = xInc - 0x10000; > for (i = 0; i < dstW; i++) { > - int xx = (xDstInSrc - ((filterSize - 2) << 16)) / (1 << 17); > + int xx = (xDstInSrc - ((int64_t)(filterSize - 2) << 16)) / (1 << > 17); > int j; > (*filterPos)[i] = xx; > for (j = 0; j < filterSize; j++) { > --
probably OK _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
