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< > BotCompany Repo | #1033674 // scaledGrayImageFromBWIntegralImage (unoptimized backup)

JavaX fragment (include)

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static BufferedImage scaledGrayImageFromBWIntegralImage(int w, BWIntegralImage img) {
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  ret scaledGrayImageFromBWIntegralImage(img, w);
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}
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static BufferedImage scaledGrayImageFromBWIntegralImage(BWIntegralImage img, int w, int h default heightForWidth(img.w, img.h, w)) {
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  int w1 = img.w, h1 = img.h;
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  byte[] pixels = new[w*h];
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  int i = 0;
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  for y to h:
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    for x to w: {
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      // TODO: optimize
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      int x1 = x*w1/w, x2 = max(x1+1, (x+1)*w1/w);
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      int y1 = y*h1/h, y2 = max(y1+1, (y+1)*h1/h);
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      int pixel = iround(img.getPixelAverage(x1, y1, x2, y2));
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      pixels[i++] = clampToUByte(pixel;
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    }
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  ret newGrayBufferedImage(w, h, pixels);
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}

Author comment

Began life as a copy of #1033440

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Travelled to 3 computer(s): bhatertpkbcr, mowyntqkapby, mqqgnosmbjvj

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Snippet ID: #1033674
Snippet name: scaledGrayImageFromBWIntegralImage (unoptimized backup)
Eternal ID of this version: #1033674/1
Text MD5: 2168ae9695a2530b384b83f0d869a141
Author: stefan
Category: javax / imaging
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2021-12-26 18:33:16
Source code size: 670 bytes / 18 lines
Pitched / IR pitched: No / No
Views / Downloads: 60 / 78
Referenced in: [show references]