[FFmpeg-devel] [PATCH] minor update to MPEGTS to handle yet another DCA stream type

Kirill Belokurov kirill.belokurov
Mon Mar 24 10:59:25 CET 2008


On Monday 17 March 2008, Kirill Belokurov wrote:
> Hi!
>
> Recently there was a thread about the sample with the 0x82 stream_type
> identifying the DCA and corresponding patch to mpegts demuxer handling
> this:
> http://lists.mplayerhq.hu/pipermail/ffmpeg-devel/2008-February/042129.html
>
> I would like to propose a minor patch to handle yet another DCA stream
> type, found in the wild: 0x86, which is called "DTS-HD audio stream for the
> primary audio" in the following document (grep for the "0x86"), related to
> HD movies:
> http://www.wipo.int/pctdb/en/wo.jsp?wo=2007058444&IA=WO2007058444&DISPLAY=D
>ESC
>
> Briefly - there are extra types mentioned there, missing in the mpegts.h :
>
> 0xEB - video "SMPTE VC-I"
>
> 0x80 - audio "HDMV LPCM"
> 0x83 - audio "Dolby lossless, primary audio"
> 0x84 - audio "Dolby Digital plus, primary audio"
> 0x85 - audio "DTS-HD except XXL, primary audio"
> 0x86 - audio "DTS-HD, primary audio"
> 0xA1 - audio "Dolby Digital plus, secondary audio"
> 0xA2 - audio "DTS-HD, secondary audio"
>
> The 0x86 will be handled by the attached patch, the name of macro
> STREAM_TYPE_AUDIO_HDMV_DTS_HD_PRIMARY
> was selected to match the list above. Does it make sense to add other types
> as well?
>
> There is some sample file "eragon.m2ts" in the samples incoming, that uses
> the 0x86 type for the DCA.
>
> Best regards,
> Kirill


Any comments? :)

Regards,
Kirill




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