module

PNGUtil::Scanline

Instance methods

decode_grayscale(scanline, canvas, y, bit_depth)

We don't need to care about invalid bit depths here, because they are validated before

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decode_grayscale_1(scanline, canvas, y)
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decode_grayscale_16(scanline, canvas, y)
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decode_grayscale_2(scanline, canvas, y)
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decode_grayscale_4(scanline, canvas, y)
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decode_grayscale_8(scanline, canvas, y)
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decode_grayscale_alpha(scanline, canvas, y, bit_depth)
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decode_grayscale_alpha_16(scanline, canvas, y)
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decode_grayscale_alpha_8(scanline, canvas, y)
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decode_palette(scanline, canvas, y, palette, bit_depth)
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decode_palette_1(scanline, canvas, y, palette)
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decode_palette_2(scanline, canvas, y, palette)
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decode_palette_4(scanline, canvas, y, palette)
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decode_palette_8(scanline, canvas, y, palette)
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decode_rgb(scanline, canvas, y, bit_depth)
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decode_rgb_16(scanline, canvas, y)
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decode_rgb_8(scanline, canvas, y)
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decode_rgb_alpha(scanline, canvas, y, bit_depth)
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decode_rgb_alpha_16(scanline, canvas, y)
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decode_rgb_alpha_8(scanline, canvas, y)
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