How can I use ffmpeg to combine 3 mp4s and 1 mp3 into 1 mp4 with wiperight transitions between the videos and a fade out the audio at the end. The mp3 is longer than the the videos but I only want the resultant video to be the length of the 3 mp4s.
How can I use ffmpeg to combine 3 mp4s and 1 mp3 into 1 mp4 with wiperight transitions between the videos and a fade out the audio at the end. The mp3 is longer than the the videos but I only want the resultant video to be the length of the 3 mp4s.