[FFmpeg-devel] [PATCH] avcodec/videotoolbox: Fix undefined symbol with minimal configuration

[Cameron Gutman]

> On Jan 4, 2022, at 3:43 AM, lance.lmwang at gmail.com wrote:
> 
> From: Limin Wang <lance.lmwang at gmail.com>
> 
> Please reproduced with the following minimal configure command:
> ./configure --enable-shared --disable-all --enable-avcodec --enable-decoder=h264 --enable-hwaccel=h264_videotoolbox
> 
> You'll get below error:
> 
> Undefined symbols for architecture x86_64:
>  "_ff_videotoolbox_vpcc_extradata_create", referenced from:
>      _videotoolbox_start in videotoolbox.o
> ld: symbol(s) not found for architecture x86_64
> clang: error: linker command failed with exit code 1 (use -v to see invocation)
> 
> Reported-by: Cameron Gutman <aicommander at gmail.com>
> Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
> ---

Thanks, this fixes the build break for me. Please merge it into 5.0 if possible.

Tested-by: Cameron Gutman <aicommander at gmail.com>

> libavcodec/videotoolbox.c | 2 ++
> 1 file changed, 2 insertions(+)
> 
> diff --git a/libavcodec/videotoolbox.c b/libavcodec/videotoolbox.c
> index 69beb38..51d4eac 100644
> --- a/libavcodec/videotoolbox.c
> +++ b/libavcodec/videotoolbox.c
> @@ -825,11 +825,13 @@ static CFDictionaryRef videotoolbox_decoder_config_create(CMVideoCodecType codec
>         if (data)
>             CFDictionarySetValue(avc_info, CFSTR("hvcC"), data);
>         break;
> +#if CONFIG_VP9_VIDEOTOOLBOX_HWACCEL
>     case kCMVideoCodecType_VP9 :
>         data = ff_videotoolbox_vpcc_extradata_create(avctx);
>         if (data)
>             CFDictionarySetValue(avc_info, CFSTR("vpcC"), data);
>         break;
> +#endif
>     default:
>         break;
>     }
> -- 
> 1.8.3.1
> 
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