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| virtual Bool | Init (Int32 w, Int32 h, Int32 colormode)=0 |
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| virtual Bool | InitAlphaChannel (Int32 w, Int32 h, Int32 colormode) |
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| virtual Bool | SetPixelCount (Int32 x, Int32 y, Int32 numx, UChar *buf, Int32 channels) |
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| virtual Bool | SetAlphaPixel (Int32 channel, Int32 x, Int32 y, Int32 numx, UChar *c_buf) |
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| virtual Int32 | GetBw ()=0 |
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| virtual Int32 | GetBh ()=0 |
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| virtual COLORMODE | GetColorMode ()=0 |
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| virtual void | GetPixelCount (Int32 x, Int32 y, Int32 cnt, UChar *data)=0 |
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| virtual Int32 | GetAlphaCount ()=0 |
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| virtual void | GetAlphaPixel (Int32 channel, Int32 x, Int32 y, Int32 cnt, UChar *data)=0 |
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