Design Support

JPEG Netcam on the DM642 EVM (Rev. A)

This software demonstration combines real-time D1 Joint Photographic Experts Group (JPEG) encoding and decoding of images on the DM642 Evaluation Module (EVM) with networking functionality.

The JPEG standard pertains to compression of still images. Performing JPEG compression at the rate of 30 frames per second in isolation as individual images is known as motion JPEG (MJPEG). This demonstration uses:

  • JPEG encoder library optimized for a DM642 EVM capable of real−time D1 encoding
  • JPEG decoder library optimized for a DM642 EVM capable of real−time D1 decoding
  • JPEG encoder and decoder library integrated with the IDMA layer specification
  • JPEG encoder and decoder library implemented using XDAIS interfaces
  • Sample integration of JPEG encoder and decoder under RF−5 framework, to demonstrate JPEG loopback (encode + decode) at programmable quality

The addition of networking functionality allows an application to stream JPEG data in and over a network. Applications include security, web cameras, and point−to−point video distribution.



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