[FFmpeg-user] Merging apad and overlay filters in complex filter

Gyan Doshi gyandoshi at gmail.com
Mon Mar 5 13:06:46 EET 2018

On 3/5/2018 4:14 PM, C Colutions wrote:

> [audio]apad[audio];

should be


You're sending an input file, specifically the (first) audio stream of 
the 2nd input file, to the filter, so 1:a is the designation to identify it.


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