[FFmpeg-devel] [RFC] [PATCH 1/5] hwcontext: add a new AVHWFramesContext.opaque field

[Andreas Rheinhardt]

Lynne:
> +    dst->opaque    = av_buffer_ref(src->opaque);
> +    if (!dst->opaque) {
> +        ret = AVERROR(ENOMEM);
> +        goto fail;
> +    }

According to the doxy, opaque can be left unset (and will be given that
it is a new field), yet av_buffer_ref(NULL) will crash. We have
av_buffer_replace() for something like that.

How has this even been tested?

- Andreas