[FFmpeg-devel] [PATCH 1/3] avformat/slndec: add support to set channel layout

[Anton Khirnov]

Quoting James Almer (2022-03-18 23:19:05)
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavformat/pcmdec.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/libavformat/pcmdec.c b/libavformat/pcmdec.c
> index dcd13787d5..a2bcfc2814 100644
> --- a/libavformat/pcmdec.c
> +++ b/libavformat/pcmdec.c
> @@ -170,7 +170,8 @@ PCMDEF(vidc,  "PCM Archimedes VIDC",                            NULL,  VIDC)
>  #if CONFIG_SLN_DEMUXER
>  static const AVOption sln_options[] = {
>      { "sample_rate", "", offsetof(PCMAudioDemuxerContext, sample_rate), AV_OPT_TYPE_INT, {.i64 = 8000}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
> -    { "channels",    "", offsetof(PCMAudioDemuxerContext, channels),    AV_OPT_TYPE_INT, {.i64 = 1}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
> +    { "channels",    "", offsetof(PCMAudioDemuxerContext, channels),    AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_DECODING_PARAM },
> +    { "ch_layout",   "", offsetof(PCMAudioDemuxerContext, ch_layout),   AV_OPT_TYPE_CHLAYOUT, {.str = "mono"}, 0, 0, AV_OPT_FLAG_DECODING_PARAM },
>      { NULL },
>  };
>  
> -- 
> 2.35.1

For what purpose? The demuxer doesn't do anything with the value.

-- 
Anton Khirnov