HEL/PImpLab11-ImageProcessing
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made mask stretch to image size

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This commit is contained in:
Louis Heredero 2023-12-13 08:25:41 +01:00
parent 6df1a451ec
commit 683fbd912f
2 changed files with 11 additions and 9 deletions
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17
src/imagefilters/ImageFilters.scala
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@ -115,15 +115,14 @@ object ImageFilters {
val maskHeight: Int = if (maskWidth == 0) 0 else maskImg(0).length val maskHeight: Int = if (maskWidth == 0) 0 else maskImg(0).length
colorFilter(a, (col, x, y, width, height) => { colorFilter(a, (col, x, y, width, height) => {
if (x >= maskWidth || y >= maskHeight) col val maskX: Int = (x.toDouble / width * maskWidth).toInt
else { val maskY: Int = (y.toDouble / height * maskHeight).toInt
val factor: Double = maskImg(x)(y)/255.0 val factor: Double = maskImg(maskX)(maskY)/255.0
new Color( new Color(
(col.getRed * factor).toInt, (col.getRed * factor).toInt,
(col.getGreen * factor).toInt, (col.getGreen * factor).toInt,
(col.getBlue * factor).toInt (col.getBlue * factor).toInt
) )
}
}) })
} }

3
src/imagefilters/ImageProcessingApp.scala
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@ -56,6 +56,9 @@ object ImageProcessingApp extends App {
val org = new ImageGraphics(imageFile, "Original", -768, -512) val org = new ImageGraphics(imageFile, "Original", -768, -512)
val sepia = new ImageGraphics(imageFile, "Sepia", -256, -512) val sepia = new ImageGraphics(imageFile, "Sepia", -256, -512)
val noise = new ImageGraphics(imageFile, "Noise", 256, -512) val noise = new ImageGraphics(imageFile, "Noise", 256, -512)
val mask = new ImageGraphics("./res/mask.png", "Mask", -256, -256)
val masked = new ImageGraphics(imageFile, "Masked", 256, -256)
sepia.setPixelsColor(ImageFilters.sepia(org.getPixelsColor())) sepia.setPixelsColor(ImageFilters.sepia(org.getPixelsColor()))
noise.setPixelsColor(ImageFilters.noise(org.getPixelsColor(), 50)) noise.setPixelsColor(ImageFilters.noise(org.getPixelsColor(), 50))
masked.setPixelsColor(ImageFilters.mask(org.getPixelsColor(), mask.getPixelsBW()))
} }