JPEG Encode/Decode Library

All-Software JPEG Software Library

Overview

The All-Software JPEG Software Library (referred to as JPEG Library) comprises the JPEG Decoder and the JPEG Encoder.

 

JPEG Decoder: M3S-JPEGD-LIB

The JPEG Decoder is a JPEG image decoding library for Renesas MCUs, and includes the following two libraries.

• JPEG Decode Library: reverse DCT, reverse quantization, Huffman decoding
• Decode Library: decompresses a JPEG image in to a bitmap (16-bit color: RGB565 format) using the JPEG decode library

JPEG Encoder: M3S-JPEGE-LIB

The JPEG Encoder is a JPEG image encoding library for Renesas MCUs and includes the following two libraries.

• JPEG Encode Library: DCT, quantization, Huffman encoding
• Encode Library: compresses a bitmap (16-bit color: RGB565 format) into a JPEG image using the JPEG encode library

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Target Device

• V850^*
• SH-2A
• SH-2
• RX600 Series^*
• RX200 Series^*
• M32R Family^**
• M16C Family^**
• R32C Series^**
  
  *. Available soon
  **. For the detailed information, please contact us.

Note：

• Support for more MCUs will be added sequentially.
• Renesas provides evaluation versions of JPEG Decoder for RX600 Series free-of-charge. Please download the appropriate file here.

Product Package Contents

JPEG Decoder: M3S-JPEGD-LIB

• JPEG Decode library
• Decode library
• Decode Library Environment (including source code)^*
• Sample programs
• JPEG Decode library user's manual

JPEG Encoder: M3S-JPEGE-LIB

• JPEG Encode library
• Encode library
• Encode Library Environment (including source code)^*
• Sample programs
• JPEG Encode library user's manual

*. Product version only

Supported Evaluation Environments

Renesas offers the following evaluation environments to ensure immediate use of the JPEG library.

Provide Conditions

Evaluation Version (free-of-charge)

Evaluation version of JPEG Library is provided free-of-charge to Renesas MCU customers, regardless of the quantity of MCUs purchased. Please refer to the software license agreement displayed when you install the JPEG Library.

Product Version (for purchase)

Product version of JPEG Library is provided to Renesas MCU customers, regardless of the quantity of MCUs purchased. When using the JPEG Library, please refer to the software license agreement displayed when you install the JPEG Library.

If you wish to confirm the usage consent agreement or the detailed information for technical support before buying JPEG Library, please contact your local Renesas Electronics sales officer or distributor.

Upgrade Information

JPEG Decoder: M3S-JPEGD-LIB

*. only the Free-of-Charge Evaluation versions.

JPEG Encoder: M3S-JPEGE-LIB

Ordering Information

JPEG Decoder: M3S-JPEGD-LIB

JPEG Encoder: M3S-JPEGE-LIB

Reference Information

• GUI Builder
• 2D Graphics Library (basic graphics library)

Contact us

Please contact your local Renesas Electronics sales office or distributor.