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I have a question concerning FFMpeg. I would like to "inject" a mp3 (beep) file once every e.g. 5 sec into an other mp3 file. Can any of you provide me with some guidance on how to do this.
Many thanks in advance!
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#1 Process the beep to make it 5 seconds long:
#2 Mix with the other audio
loop=0makes the input loop indefinitely. The asetpts is to make the timestamps of the loop continuous.