[FFmpeg-devel] [PATCH 2/2] Revert "avcodec/cbs_av1_syntax_template: Check ref_frame_idx before use"

James Almer jamrial at gmail.com
Sun Dec 1 22:06:12 EET 2019


On 11/17/2019 8:55 PM, James Almer wrote:
> This reverts commit 8174e5c77d8a94b57b6b1bcbb90728cf8b08ab6b.
> 
> It's no longer needed after the previous commit.
> ---
>  libavcodec/cbs_av1_syntax_template.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/libavcodec/cbs_av1_syntax_template.c b/libavcodec/cbs_av1_syntax_template.c
> index 796897ab79..6c4816f964 100644
> --- a/libavcodec/cbs_av1_syntax_template.c
> +++ b/libavcodec/cbs_av1_syntax_template.c
> @@ -530,17 +530,16 @@ static int FUNC(frame_size_with_refs)(CodedBitstreamContext *ctx, RWContext *rw,
>      for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
>          flags(found_ref[i], 1, i);
>          if (current->found_ref[i]) {
> -            AV1ReferenceFrameState *ref;
> +            AV1ReferenceFrameState *ref =
> +                &priv->ref[current->ref_frame_idx[i]];
>  
> -            if (current->ref_frame_idx[i] < 0 ||
> -                !priv->ref[current->ref_frame_idx[i]].valid) {
> +            if (!ref->valid) {
>                  av_log(ctx->log_ctx, AV_LOG_ERROR,
>                         "Missing reference frame needed for frame size "
>                         "(ref = %d, ref_frame_idx = %d).\n",
>                         i, current->ref_frame_idx[i]);
>                  return AVERROR_INVALIDDATA;
>              }
> -            ref = &priv->ref[current->ref_frame_idx[i]];
>  
>              priv->upscaled_width = ref->upscaled_width;
>              priv->frame_width    = ref->frame_width;

Pushed.


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