[FFmpeg-devel] [PATCH] libavcodec/mpeg12dec.c: rename 0x0502 CC format

[Soft Works]

> -----Original Message-----
> From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of
> Scott Theisen
> Sent: Sunday, January 26, 2025 12:54 AM
> To: ffmpeg-devel at ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH] libavcodec/mpeg12dec.c: rename
> 0x0502 CC format
> 
> On 1/25/25 18:28, Kieran Kunhya via ffmpeg-devel wrote:
> > On Sat, 25 Jan 2025, 22:53 Marth64, <marth64 at proxyid.net> wrote:
> >
> >> Hello,
> >>
> >> I am to blame here for suggesting DVB_0502 as the name.
> >> I realize it was not the best choice and apologize for wasting
> your
> >> cycles on this.
> >>
> >> Looping in Keiran as we had discussed this over IRC briefly a few
> weeks
> >> back.
> >> As I don't know how many networks actually use this in the wild,
> it
> >> could be one or more,
> >>
> >> How does something like this sound? CC_FORMAT_USERDATA_0502
> >>
> > I believe it's Dish Network:
> >
> >
> https://github.com/CCExtractor/ccextractor/blob/master/src/lib_ccx/es
> _userdata.c#L275
> >
> > Kieran
> 
> I had originally used CC_FORMAT_DISH because ccextractor said Dish
> Network, but Marth64 didn't want it referencing a specific provider [
> https://ffmpeg.org//pipermail/ffmpeg-devel/2024-November/336384.html
> ].
> 
> CC_FORMAT_USERDATA_0502 is fine with me, but I'm not sure if Marton
> Balint's objection was because the new name was only a number or if
> the
> additional USERDATA string is sufficient.


When it's Dish, then there's no need to change it, because they are broadcasting using a variation of DVB-S (there is no US standard for sat tv), so the current naming is actually valid.

sw