[FFmpeg-user] concat audio files
astroelectronic at t-online.de
Sat Jun 11 13:01:45 EEST 2022
Am 11.06.2022 um 11:46 schrieb Nicolas George:
> Michael Koch (12022-06-11):
>> I always get this error message:
>> Stream specifier '' in filtergraph description concat=n=2:a=1 matches
>> no streams.
> Where did you find this "[number]" syntax, and has it ever worked for
yes, it works after I added v=0. Isn't this the normal syntax to specify
the two inputs of the concat filter? In this case  could be
omitted because there are only these two inputs. [0:0][1:0] does also work.
More information about the ffmpeg-user