Re: [FFmpeg-devel] [PATCH] avcodec/libvpxenc: return quantizer parameter for an encoded frame

From: Lynne <dev@lynne.ee>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH] avcodec/libvpxenc: return quantizer parameter for an encoded frame
Date: Tue, 5 Apr 2022 15:55:16 +0200 (CEST)
Message-ID: <Mzu-WWY--3-2@lynne.ee> (raw)
In-Reply-To: <20220405121539.1773869-1-danilchap@google.com>

5 Apr 2022, 14:15 by danilchap-at-google.com@ffmpeg.org:

> ---
>  libavcodec/libvpxenc.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c
> index dff1d06b0e..0705863450 100644
> --- a/libavcodec/libvpxenc.c
> +++ b/libavcodec/libvpxenc.c
> @@ -1250,6 +1250,8 @@ static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
>  int ret = ff_get_encode_buffer(avctx, pkt, cx_frame->sz, 0);
>  uint8_t *side_data;
>  int pict_type;
> +    int quality;
> +    VPxContext *ctx = avctx->priv_data;
>  
>  if (ret < 0)
>  return ret;
> @@ -1264,7 +1266,12 @@ static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
>  pict_type = AV_PICTURE_TYPE_P;
>  }
>  
> -    ff_side_data_set_encoder_stats(pkt, 0, cx_frame->sse + 1,
> +    ret = vpx_codec_control(&ctx->encoder, VP8E_GET_LAST_QUANTIZER_64, &quality);
> +    if (ret != VPX_CODEC_OK) {
> +        quality = 0;
> +    }
>

Fix the coding style.
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