Drag your video file and your audio file ( .m4a , .ogg , or .mp3 ) directly into the window.
Here, -c:a libmp3lame sets the audio encoder to MP3, and -b:a 192k sets a bitrate of 192kbps. Avidemux will be able to work with these raw MP3 files. avidemux+cannot+use+that+file+as+audio+track
