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JPEG Encode and Decode Library

  • Encodes and decodes color still images
  • Perfect such as in digital still cameras and other image-related applications
  • Available in hard accelerator version and all-software version

Applications

  • All types of digital AV equipment (digital still cameras, digital video camera DVDs, etc.)
  • Mobile phones, FAX machines, e-mail terminals, printers
  • All types of commercial-use equipment

 

Specification

  • Compliant with JPEG baseline encoding system

 

Processing Image

Product Lineup

Accelerator version (Target MCU: SH-Mobile3A, etc.)

  • High-speed JPEG encoding/decoding with built-in CPU hardware IP
  • Partition processing mode helps reduce need for system memory capacity such as frame buffer

 

All-Software Version All-Software JPEG Software Library

  • C interface
  • Image encode/decode function with the JPEG baseline coding system
  • DCT high-speed calculation based on DSP function instructions and assembler tuning embedded in MCU
  • Approximately 150ms (RX62N at 100MHz) to decode QVGA size (320 x 240, 4:2:2, approx. 25KB)
  • Application sample program included
  • Supports image formatting (Exif, DCF, etc.) and arbitrary horizontal component fraction

 

Target Devices

Hard accelerator version

  • SH-Mobile Series

 

All-software version
  • RX600 Series
  • RX200 Series
  • SH-2A
  • M16C Family
  • R32C Series

 

Below you will find information to support the development of your application.

 

Information supporting development tools

Title Description
My Renesas Create a My Renesas account to use our tool download services,
receive e-newsletter/update notifications, and take advantage of our other services.
e-learning Information for studying and learning about microcontrollers and microprocessors.
FAQ Frequently asked questions and useful hints for development.
Forum A forum and community site to share technical information,
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Tool News Tool release information and other important information.
Operating Environment Information on system requirements and operating environment for the latest
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Info on Discontinued Products A list of Renesas software and tools that have been discontinued and
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