[FFmpeg-devel] [PATCH 11/13] avformat/mxfenc: Write Audio Ref Level for D10

[Tomas Härdin]

mån 2018-05-07 klockan 12:38 +0200 skrev Michael Niedermayer:
> > Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
>      // Generic Sound Essence Descriptor
>      { 0x3D02, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Locked/Unlocked */
>      { 0x3D03, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x03,0x01,0x01,0x01,0x00,0x00}}, /* Audio sampling rate */
> +    { 0x3D04, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x02,0x01,0x01,0x03,0x00,0x00,0x00}}, /* Audio Ref Level */
>      { 0x3D07, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x05,0x04,0x02,0x01,0x01,0x04,0x00,0x00,0x00}}, /* ChannelCount */
>      { 0x3D01, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x04,0x04,0x02,0x03,0x03,0x04,0x00,0x00,0x00}}, /* Quantization bits */
>      { 0x3D06, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x04,0x02,0x04,0x02,0x00,0x00,0x00,0x00}}, /* Sound Essence Compression */
> @@ -1333,6 +1334,8 @@ static void mxf_write_generic_sound_common(AVFormatContext *s, AVStream *st, con
>  
>      if (s->oformat == &ff_mxf_opatom_muxer)
>          duration_size = 12;
> +    if (s->oformat == &ff_mxf_d10_muxer)
> +        size += 5;
>  
>      mxf_write_generic_desc(s, st, key, size+duration_size+5+12+8+8);
>  
> @@ -1350,6 +1353,11 @@ static void mxf_write_generic_sound_common(AVFormatContext *s, AVStream *st, con
>      avio_wb32(pb, st->codecpar->sample_rate);
>      avio_wb32(pb, 1);
>  
> +    if (s->oformat == &ff_mxf_d10_muxer) {
> +        mxf_write_local_tag(pb, 1, 0x3D04);
> +        avio_w8(pb, 0);
> +    }

Sizes and such look OK, but again I don't know what the D-10 spec says

/Tomas