Ping.
> On Aug 13, 2021, at 1:23 AM, maryam ebrahimzadeh <me22...@outlook.com> wrote:
>
> ---
> libavcodec/vc1dec.c | 11 ++++++++---
> 1 file changed, 8 insertions(+), 3 deletions(-)
>
> diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c
> index 1fb1950ade..bc76a07ca6 100644
> --- a/libavcodec/vc1dec.c
> +++ b/libavcodec/vc1dec.c
> @@ -444,7 +444,9 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx)
> // the last byte of the extradata is a version number, 1 for the
> // samples we can decode
>
> - init_get_bits(&gb, avctx->extradata, avctx->extradata_size*8);
> + ret = init_get_bits8(&gb, avctx->extradata, avctx->extradata_size);
> + if (ret < 0)
> + return ret;
>
> if ((ret = ff_vc1_decode_sequence_header(avctx, v, &gb)) < 0)
> return ret;
> @@ -770,8 +772,11 @@ static int vc1_decode_frame(AVCodecContext *avctx, void
> *data,
> buf_size2 = vc1_unescape_buffer(buf, buf_size, buf2);
> }
> init_get_bits(&s->gb, buf2, buf_size2*8);
> - } else
> - init_get_bits(&s->gb, buf, buf_size*8);
> + } else{
> + ret = init_get_bits8(&s->gb, buf, buf_size);
> + if (ret < 0)
> + return ret;
> + }
>
> if (v->res_sprite) {
> v->new_sprite = !get_bits1(&s->gb);
> --
> 2.17.1
>
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