[FFmpeg-user] Use of tee output with codec copy

Marton Balint cus at passwd.hu
Wed Apr 1 02:58:18 EEST 2020



On Tue, 31 Mar 2020, Devin Heitmueller wrote:

> On Wed, Mar 25, 2020 at 8:05 PM Dennis Mungai <dmngaie at gmail.com> wrote:
>> Many thanks, I'll take a look.
>> This *might* be related to an issue I've been tracking internally with the
>> tee muxer.
>
> Any further thoughts on this?

It seems like some codec_tag confusion between the input and the output 
formats... This works by the way:

ffmpeg -i foo.ts -map 0:0 -c:v copy -vtag 7 -f tee "[f=mpegts]out.ts|[f=flv]whatever.flv"

Regards,
Marton


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