[FFmpeg-devel] [PATCH v2 1/2] avcodec/decode: use a single list bsf for codec decode bsfs

[James Almer]

On 4/26/2020 5:34 AM, Marton Balint wrote:
>  void avcodec_flush_buffers(AVCodecContext *avctx)
>  {
>      AVCodecInternal *avci = avctx->internal;
> @@ -2117,7 +2001,7 @@ void avcodec_flush_buffers(AVCodecContext *avctx)
>      avctx->pts_correction_last_pts =
>      avctx->pts_correction_last_dts = INT64_MIN;
>  
> -    bsfs_flush(avctx);
> +    av_bsf_flush(avci->filter.bsf);

This function can be called with encoders as well, and after this change
you'll be calling av_bsf_flush() with NULL as argument.

Easiest solution is to add an av_codec_is_decoder(avctx->codec) check
before calling it, i guess.

>  
>      if (!avctx->refcounted_frames)
>          av_frame_unref(avci->to_free);