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

C Colutions ccolutions111 at gmail.com
Mon Mar 5 12:54:53 EET 2018


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On Mon, Mar 5, 2018 at 3:44 PM, C Colutions <ccolutions111 at gmail.com> wrote:

> Hi.
>
> I was trying to attach audio to a video which adding an overlay image to
> it. Im using the following command:
>
> [/data/user/0/com.photovideomaker.videoslideshowmaker.videoeditor/files/ffmpeg,
> -y, -r, 11.0, -f, image2, -i, /storage/emulated/0/
> TestDirectory/TempImages/img%03d.jpg, -i, /storage/emulated/0/TestDirectory/introSound.mp3,
> -i, /storage/emulated/0/TestDirectory/TempImagesNatural.png,
> -filter_complex, [audio]apad[audio];overlay=0:0, -shortest, -crf, 20,
> -map, [audio], -c:v, libx264, -preset, ultrafast, -pix_fmt, yuv420p, -ac,
> 2, /storage/emulated/0/TestDirectory/finalOutPut.mp4]
>
> but its not working. Im getting the error
>
> Output with label 'audio' does not exist in any defined filter graph, or
> was already used.
>
> Thank you for the help.
>


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