[FFmpeg-user] Adding a RTMP live stream overlay

Jim Sustacek sustacek at umn.edu
Mon Jul 9 18:03:33 CEST 2012

I escaped the colon with a backslash to get past the error message.  My

ffmpeg -i rtsp://server.com/path/to/live/left.sdp -vf "[in] pad=2*iw:ih
[left]; movie='rtsp\://server.com/path/to/live/right.sdp' [right];
[left][right] overlay=main_w/2:0 [out]" -vcodec libx264 -b:v 1200k -acodec
aac -strict experimental -ar 44100 -ab 128k outputfile.mp4

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