[FFmpeg-user] concat audio files

[Michael Koch]

Am 11.06.2022 um 11:45 schrieb Gyan Doshi:
>
>
> On 2022-06-11 03:02 pm, Michael Koch wrote:
>> I want to concat two audio files. What's wrong with this command line?
>>
>> ffmpeg -i birds1.wav -i birds1.wav -lavfi [0][1]concat=n=2:a=1 -c:a 
>> aac -y sound.mp4
>
> Default value for concat v is 1. So you need to set it to 0.
>
> concat=n=2:a=1:v=0

oh yes, that's it.

Thank you!
Michael