[FFmpeg-devel] [PATCH/RFC]lavf/mpegts: Detect Private Stream 1 as teletext

[Hendrik Leppkes]

On Mon, Feb 15, 2016 at 9:43 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
> Marton Balint <cus <at> passwd.hu> writes:
>
>> On Mon, 15 Feb 2016, Carl Eugen Hoyos wrote:
>> > Attached patch fixes teletext detection for a sample
>> > that was uploaded by a user in the thread "Which
>> > command line can do dvb_teletext from ts to mp4"
>> > on the user mailing list: http://we.tl/Zg2yq1H136
>> >
>> > I am glad if somebody could explain how this should
>> > be done differently for the given stream.
>>
>> Hmm, maybe a raw dvb teletext stream demuxer with a
>> probe function would work.
>
> Of course, I was hoping that I miss another way
> of detecting the teletext stream: PMT is present
> afaict.
> Or maybe this is the correct way for detection?
>

A private stream could be anything, if there is no additional
information to classify it just assuming its teletext seems wrong.
If it can be probed, that seems like a better solution.

- Hendrik