mkv file IR, Depth, RGB parsing with ffmpeg

RGB
ffmpeg -i file_name.mkv -map 0:0 -vsync 0 ./rgb./%04d.png
IR
ffmpeg -i file_name.mkv -map 0:2 -vsync 0 ./ir/04d.png
Depth
ffmpeg -i file_name.mkv -map 0:1 -vsync 0 ./depth/%04d.png

 

From https://github.com/microsoft/Azure-Kinect-Sensor-SDK/issues/1425