.Y4M File Extension
File TypeYUV4MPEG2 Video File
This file is saved in a binary format, which requires a specific program to read its contents.
What is a Y4M file?
Video file created in the YUV4Mpeg format; stores a sequence of uncompressed YCbCr images that make up the video frame by frame; used as a raw, color-sensitive video format before compressing into a more popular video format such as MPEG-2 or Matroska (.MKV).