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Dr. Dobb's Essential Books on File Formats
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Dr.Dobb's_FileFormats.iso
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p7
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9507a5f4.pcx
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PC Paintbrush Image
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1996-04-12
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26KB
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460x254
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4-bit (10 colors)
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OCR:
(a) Y= 0.29900*R+0.58700*G+0.11400*B Cb =- 0.16874*R-0.33126*G+0.50000*B Cr .= 0.50000*R-0.41869*G-0.08131*B (b) R=Y+1.40200*Cr G=Y-0.34414*Cb-0.71414*Cr B=Y+1.77200 *Cb
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