container

The container type for the input file. If you want Elastic Transcoder to automatically detect the container type of the input file, specify auto. If you want to specify the container type for the input file, enter one of the following values:

3gp, aac, asf, avi, divx, flv, m4a, mkv, mov, mp3, mp4, mpeg, mpeg-ps, mpeg-ts, mxf, ogg, vob, wav, webm