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< > BotCompany Repo | #1001445 // toGrayScale

JavaX fragment (include)

static RGBImage toGrayScale(RGBImage img, int bits) {
  int steps = 1 << bits;
  int w = img.getWidth(), h = img.getHeight();
  RGBImage bw = new RGBImage(w, h);
  for (int y = 0; y < h; y++)
    for (int x = 0; x < w; x++) {
      float b = img.getPixel(x, y).getBrightness();
      int bx = (int) (b*steps);
      double b2 = Math.min(1f, Math.max(0f, bx/(float) steps));
      bw.setPixel(x, y, new RGB(b2));
    }
  return bw;
}

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Snippet ID: #1001445
Snippet name: toGrayScale
Eternal ID of this version: #1001445/1
Text MD5: e348ea765c17e5525734b94c038c9500
Author: stefan
Category: javax
Type: JavaX fragment (include)
Public (visible to everyone): Yes
Archived (hidden from active list): No
Created/modified: 2015-10-16 17:55:35
Source code size: 444 bytes / 13 lines
Pitched / IR pitched: No / Yes
Views / Downloads: 553 / 788
Referenced in: [show references]