On Tue, Feb 16, 2021 at 2:29 PM Wonkap Jang
<wonkap-at-google....@ffmpeg.org> wrote:
>
> While parsing ref_frame_config, AVdictionary needs to be manually
> deallocated.
> ---
>  libavcodec/libvpxenc.c | 20 +++++++++++++-------
>  1 file changed, 13 insertions(+), 7 deletions(-)
>
> diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c
> index 284cb9a108..e71ae54f34 100644
> --- a/libavcodec/libvpxenc.c
> +++ b/libavcodec/libvpxenc.c
> @@ -1595,15 +1595,21 @@ static int vpx_encode(AVCodecContext *avctx, AVPacket 
> *pkt,
>              if (en) {
>                  if (avctx->codec_id == AV_CODEC_ID_VP9) {
>                      AVDictionaryEntry* en2 = NULL;
> -                    av_dict_parse_string(&ctx->vpx_ref_frame_config, 
> en->value, "=", ":", 0);
> -
> -                    while ((en2 = av_dict_get(ctx->vpx_ref_frame_config, "", 
> en2, AV_DICT_IGNORE_SUFFIX))) {
> -                        if (vpx_ref_frame_config_parse(ctx, enccfg, 
> en2->key, en2->value, avctx->codec_id) < 0)
> -                            av_log(avctx, AV_LOG_WARNING,
> -                                   "Error parsing option '%s = %s'.\n",
> -                                   en2->key, en2->value);
> +                    ctx->vpx_ref_frame_config = NULL;
> +                    if (av_dict_parse_string(&ctx->vpx_ref_frame_config, 
> en->value, "=", ":", 0) == 0) {

! is preferred to testing 0.
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