[FFmpeg-devel] [PATCH 3/3] mp3/mp2: identify the video codecs as APIC through query_codec.

[Paul B Mahol]

On 8/4/12, Michael Niedermayer <michaelni at gmx.at> wrote:
> Fixes Ticket1408
>
> Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> ---
>  libavformat/mp3enc.c |   13 +++++++++++++
>  1 file changed, 13 insertions(+)
>
> diff --git a/libavformat/mp3enc.c b/libavformat/mp3enc.c
> index 80d4675..f2469a6 100644
> --- a/libavformat/mp3enc.c
> +++ b/libavformat/mp3enc.c
> @@ -370,6 +370,17 @@ static int mp2_write_trailer(struct AVFormatContext
> *s)
>      return 0;
>  }
>
> +static int query_codec(enum CodecID id, int std_compliance)
> +{
> +    CodecMime *cm= ff_id3v2_mime_tags;
> +    while(cm->id != CODEC_ID_NONE) {
> +        if(id == cm->id)
> +            return MKTAG('A', 'P', 'I', 'C');
> +        cm++;
> +    }
> +    return -1;
> +}
> +
>  #if CONFIG_MP2_MUXER
>  AVOutputFormat ff_mp2_muxer = {
>      .name              = "mp2",
> @@ -380,6 +391,7 @@ AVOutputFormat ff_mp2_muxer = {
>      .video_codec       = CODEC_ID_NONE,
>      .write_packet      = ff_raw_write_packet,
>      .write_trailer     = mp2_write_trailer,
> +    .query_codec       = query_codec,

I'm not sure tags are exported for mp2.

>      .flags             = AVFMT_NOTIMESTAMPS,
>  };
>  #endif
> @@ -516,6 +528,7 @@ AVOutputFormat ff_mp3_muxer = {
>      .write_header      = mp3_write_header,
>      .write_packet      = mp3_write_packet,
>      .write_trailer     = mp3_write_trailer,
> +    .query_codec       = query_codec,
>      .flags             = AVFMT_NOTIMESTAMPS,
>      .priv_class        = &mp3_muxer_class,
>  };
> --
> 1.7.9.5
>
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