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VXE VIDEO ENCODER IP CORE FAMILY


Imagination Technologies’ POWERVR™ VXE Video Encoder IP cores are multi-standard SD and HD video encoders. The cores encode video from raw image data, producing a compliant bit stream at the elementary stream or NAL unit level; generate stream headers; and perform algorithmic functions such as entropy encoding, scan, transform, motion estimation and compensation, and deblocking.

  • Programmable stream header processing via internal micro-controller including sequence, picture and slice header generation
  • Basic unit and picture level rate control
  • Multiple slices per frame (H.264 & MPEG-4)
  • Programmable search range
  • Dedicated hardware encoding
  • Integer ME, sub-pel ME, intra search
  • Transform/inverse transform
  • Quantisation/inverse quantisation
  • AC & DC prediction/inverse AC & DC prediction
  • M-JPEG/JPEG features:
    - All processing in core, host only needs to perform stream coding
    - Two quantization tables
    - Unlimited picture size
  • Automatic hardware power management
  • Wide range of video standards supported
  • Low power consumption
  • High quality compression
  • Low host CPU-processing requirement
  • Silicon efficient area