Creating video or audio clips using ffmpeg
ffmpeg clip audio interval with starting and end time
Cut part from video file from start position to end position with FFmpeg
Convert video format without re-encoding
ffmpeg -i input.m2ts -c:v copy -c:a aac -strict experimental -b:a 128k output.mp4
Replacing audio in a video
Replacing video audio using ffmpeg
Create a single image video (for audio clips uploaded to Youtube)
Combine one image + one audio file to make one video using FFmpeg