2018-07-30 20:10 GMT+02:00 Mukund Manikarnike <[email protected]>:

> ffmpeg -y -i input.ts -acodec copy -vn output_audio.aac

[...]

> *Inspecting output audio*
>
> The same `ffprobe` command on `output_audio.aac` shows that the output aac
> has invalid `codec_tag` and `codec_tag_string` as shown below. The
> `start_pts` and `start_time` are not present in the `output_audio.aac`.

The "aac" (adts) container doesn't know about codec_tags, so the codec
tag will always get lost on stream copying to this formats.

Regarding the starting time stamp you may be searching for "-copyts".

Carl Eugen
_______________________________________________
ffmpeg-user mailing list
[email protected]
http://ffmpeg.org/mailman/listinfo/ffmpeg-user

To unsubscribe, visit link above, or email
[email protected] with subject "unsubscribe".

Reply via email to