[FFmpeg-devel] [PATCH 1/2] fftools/ffplay: fix missing hw_frames_ctx when config avfilter

[Niklas Haas]

On Tue, 09 Jan 2024 23:41:00 +0800 Zhao Zhili <quinkblack at foxmail.com> wrote:
> From: Zhao Zhili <zhilizhao at tencent.com>
> 
> ---
>  fftools/ffplay.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/fftools/ffplay.c b/fftools/ffplay.c
> index 17861e60be..3c378bca2c 100644
> --- a/fftools/ffplay.c
> +++ b/fftools/ffplay.c
> @@ -1858,6 +1858,10 @@ static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const c
>      const AVDictionaryEntry *e = NULL;
>      int nb_pix_fmts = 0;
>      int i, j;
> +    AVBufferSrcParameters *par = av_buffersrc_parameters_alloc();
> +
> +    if (!par)
> +        return AVERROR(ENOMEM);
>  
>      for (i = 0; i < renderer_info.num_texture_formats; i++) {
>          for (j = 0; j < FF_ARRAY_ELEMS(sdl_texture_format_map) - 1; j++) {
> @@ -1893,6 +1897,10 @@ static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const c
>                                              "ffplay_buffer", buffersrc_args, NULL,
>                                              graph)) < 0)
>          goto fail;
> +    par->hw_frames_ctx = frame->hw_frames_ctx;
> +    ret = av_buffersrc_parameters_set(filt_src, par);
> +    if (ret < 0)
> +        goto fail;
>  
>      ret = avfilter_graph_create_filter(&filt_out,
>                                         avfilter_get_by_name("buffersink"),
> @@ -1959,6 +1967,7 @@ static int configure_video_filters(AVFilterGraph *graph, VideoState *is, const c
>      is->out_video_filter = filt_out;
>  
>  fail:
> +    av_freep(&par);
>      return ret;
>  }
>  
> -- 
> 2.25.1

LGTM.