PlayStation MDEC Stream BS

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BS

• Format Type : Image / Video
  
• Endian Order : Little Endian
  

Format Specifications

// PS1 MDEC Stream
// BS file format

// litle endian

//header
2 bytes (uint16) - signature   // 0x00 0x38
2 bytes (uint16) - data size of runlevel, not including header // e.g. 4
2 bytes (uint16) - version  // 2
2 bytes (uint16) - quantization step



// color difference block
x bytes - Cb
x bytes - Cr

// luminance block
x bytes - Y0
x bytes - Y1
x bytes - Y2
x bytes - Y3

MultiEx BMS Script

Not written yet.

Notes and Comments

• Standard resolution for BS images should be 320x240.

Games

List of games using this file format:

• Parasite Eve 2

Compatible Programs

• FFmpeg
• movconv v3.4

See Also

• MDEC Technical Document
• PS1 file formats