[FFmpeg-devel] [PATCH] libavcodec/videotoolboxenc: fix pixel buffer memory leak

Steven Liu lingjiujianke at gmail.com
Tue Nov 9 12:57:39 EET 2021


<13102179620 at 163.com> 于2021年11月9日周二 下午6:52写道:
>
> From: songyutong <songyutong at kuaishou.com>
>
> In function vtenc_populate_extradata(), there is a manually created
> pixel buffer that has not been released. So we should use CVPixelBufferRelease
> to release this pixel buffer at the end, otherwise will cause a memory leak.
> ---
>  libavcodec/videotoolboxenc.c | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/libavcodec/videotoolboxenc.c b/libavcodec/videotoolboxenc.c
> index 8a02d3d1a0..c06b506cc9 100644
> --- a/libavcodec/videotoolboxenc.c
> +++ b/libavcodec/videotoolboxenc.c
> @@ -2548,6 +2548,7 @@ static int vtenc_populate_extradata(AVCodecContext   *avctx,
>
>
>  pe_cleanup:
> +    CVPixelBufferRelease(pix_buf);
>      if(vtctx->session)
>          CFRelease(vtctx->session);
>
> --
> 2.30.0
>
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Test ok here, but I'm not the maintainer of this module. :D


Thanks
Steven


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