> try to replace cl=2 by cl=stereo Yes, this worked. Thanks a lot! -----Original Message----- From: ffmpeg-user <ffmpeg-user-boun...@ffmpeg.org> On Behalf Of Michael Koch Sent: Tuesday, June 22, 2021 10:43 PM To: ffmpeg-user@ffmpeg.org Subject: Re: [FFmpeg-user] Audio out of sync after video concatenation
Am 22.06.2021 um 20:16 schrieb ibur...@compuscience.com: >> Have you tried adding (silent) audio to video 2 and trying your join > operation again? You could use `anullsrc': > > This is what I am trying to do, but wasn't able to accomplish the > first step which is adding a silent audio to my video using anullsrc. > > I came up with the following command after doing some search and also > based on Michael's command sample: > > Ffmpeg -i video.mp4 -f lavfi -i anullsrc=r=48000:cl=2 -c:v copy -c:a > aac -shortest output.mp4 > > At the end of the console output I get the following: > > Press [q] to stop, [?] for help > [aac @ 0000023281941140] Unsupported channel layout "1 channels (FR)" try to replace cl=2 by cl=stereo Michael _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
