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@ -839,13 +839,13 @@ proc magnifyXBy2(mask: Mask): Mask =
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let n = 3 * mask.unsafe[x, y].uint16
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let n = 3 * mask.unsafe[x, y].uint16
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if x == 0:
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if x == 0:
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result.unsafe[x * 2 + 0, y] = mask.unsafe[x, y]
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result.unsafe[x * 2 + 0, y] = mask.unsafe[x, y]
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result.unsafe[x * 2 + 1, y] = ((n + mask.unsafe[x+1, y].uint16 + 2) div 4).uint8
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result.unsafe[x * 2 + 1, y] = ((n + mask.unsafe[x + 1, y].uint16 + 2) div 4).uint8
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elif x == mask.width - 1:
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elif x == mask.width - 1:
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result.unsafe[x * 2 + 0, y] = ((n + mask.unsafe[x-1, y].uint16 + 2) div 4).uint8
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result.unsafe[x * 2 + 0, y] = ((n + mask.unsafe[x - 1, y].uint16 + 2) div 4).uint8
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result.unsafe[x * 2 + 1, y] = mask.unsafe[x, y]
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result.unsafe[x * 2 + 1, y] = mask.unsafe[x, y]
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else:
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else:
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result.unsafe[x * 2 + 0, y] = ((n + mask.unsafe[x-1, y].uint16) div 4).uint8
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result.unsafe[x * 2 + 0, y] = ((n + mask.unsafe[x - 1, y].uint16) div 4).uint8
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result.unsafe[x * 2 + 1, y] = ((n + mask.unsafe[x+1, y].uint16) div 4).uint8
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result.unsafe[x * 2 + 1, y] = ((n + mask.unsafe[x + 1, y].uint16) div 4).uint8
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proc magnifyYBy2(mask: Mask): Mask =
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proc magnifyYBy2(mask: Mask): Mask =
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## Smooth magnify by power of 2 only in the Y direction.
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## Smooth magnify by power of 2 only in the Y direction.
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@ -855,13 +855,13 @@ proc magnifyYBy2(mask: Mask): Mask =
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let n = 3 * mask.unsafe[x, y].uint16
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let n = 3 * mask.unsafe[x, y].uint16
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if y == 0:
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if y == 0:
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result.unsafe[x, y * 2 + 0] = mask.unsafe[x, y]
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result.unsafe[x, y * 2 + 0] = mask.unsafe[x, y]
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result.unsafe[x, y * 2 + 1] = ((n + mask.unsafe[x, y+1].uint16 + 2) div 4).uint8
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result.unsafe[x, y * 2 + 1] = ((n + mask.unsafe[x, y + 1].uint16 + 2) div 4).uint8
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elif y == mask.height - 1:
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elif y == mask.height - 1:
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result.unsafe[x, y * 2 + 0] = ((n + mask.unsafe[x, y-1].uint16 + 2) div 4).uint8
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result.unsafe[x, y * 2 + 0] = ((n + mask.unsafe[x, y - 1].uint16 + 2) div 4).uint8
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result.unsafe[x, y * 2 + 1] = mask.unsafe[x, y]
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result.unsafe[x, y * 2 + 1] = mask.unsafe[x, y]
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else:
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else:
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result.unsafe[x, y * 2 + 0] = ((n + mask.unsafe[x, y-1].uint16) div 4).uint8
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result.unsafe[x, y * 2 + 0] = ((n + mask.unsafe[x, y - 1].uint16) div 4).uint8
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result.unsafe[x, y * 2 + 1] = ((n + mask.unsafe[x, y+1].uint16) div 4).uint8
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result.unsafe[x, y * 2 + 1] = ((n + mask.unsafe[x, y + 1].uint16) div 4).uint8
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proc yCbCrToRgbx(py, pcb, pcr: uint8): ColorRGBX =
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proc yCbCrToRgbx(py, pcb, pcr: uint8): ColorRGBX =
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## Takes a 3 component yCbCr outputs and populates image.
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## Takes a 3 component yCbCr outputs and populates image.
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