VPSS

  • vpss chn buffer: Each channel requires at least three YUV video frames, one for processing the current frame, one for processing the next frame, and the other for recycling.
  • Basic channel memory after one channel is added to the VPSS: 5 MB
  • After 3DNR is enabled for the VPSS, two extra memories corresponding to the sizes of YUV images are required.
    • Compression mode enabled: see the description of the size of a compressed YUV image.
    • Compression mode disabled: see the description of the YUV image size.