Progressive scan (no interlacing) High Profile 2 consecutive B frames Closed GOP. GOP of half the frame rate. CABAC Variable bitrate. No bitrate limit is required, though we offer recommended bit rates below for reference Chroma subsampling: 4:2:0 Content should be encoded and uploaded in the same frame rate it was recorded. Common frame rates include: 24, 25, 30, 48, 50, 60 frames per second (oth