On Sun, Apr 29, 2012 at 01:33:41PM -0400, Derek Buitenhuis wrote: > From: Hendrik Leppkes <[email protected]> > > The index of the motion vector has to be checked before being > multiplied by 2 for the array index. > > Signed-off-by: Michael Niedermayer <[email protected]> > --- > libavcodec/indeo3.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/libavcodec/indeo3.c b/libavcodec/indeo3.c > index ed3535a..8083940 100644 > --- a/libavcodec/indeo3.c > +++ b/libavcodec/indeo3.c > @@ -773,12 +773,12 @@ static int parse_bintree(Indeo3DecodeContext *ctx, > AVCodecContext *avctx, > /* get motion vector index and setup the pointer to the mv > set */ > if (!ctx->need_resync) > ctx->next_cell_data = > &ctx->gb.buffer[(get_bits_count(&ctx->gb) + 7) >> 3]; > - mv_idx = *(ctx->next_cell_data++) << 1; > + mv_idx = *(ctx->next_cell_data++); > if (mv_idx >= ctx->num_vectors) { > av_log(avctx, AV_LOG_ERROR, "motion vector index out of > range\n"); > return AVERROR_INVALIDDATA; > } > - curr_cell.mv_ptr = &ctx->mc_vectors[mv_idx]; > + curr_cell.mv_ptr = &ctx->mc_vectors[mv_idx << 1]; > curr_cell.tree = 1; /* enter the VQ tree */ > UPDATE_BITPOS(8); > } else { /* VQ tree DATA code */ > --
looks OK _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
