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// Note: This can probably be optimized if all pixels are direct-grabbed // and image2 is expendable (then you can use it as output?) static BufferedImage imageChangeOverlay(BufferedImage image1, BufferedImage image2) { assertSameSize(image1, image2); int w = image1.getWidth(), h = image1.getHeight(), n = w*h; int[] pixels1 = pixelsOfBufferedImage(image1); int[] pixels2 = pixelsOfBufferedImage(image2); int[] pixelsOut = new[n]; for i to n: { int rgb = pixels1[i]; pixelsOut[i] = rgb == pixels2[i] ? 0 : rgb; } ret newBufferedImage(w, h, pixelsOut); }
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Snippet ID: | #1032771 |
Snippet name: | imageChangeOverlay - returns image1 but transparent where both images are identical |
Eternal ID of this version: | #1032771/2 |
Text MD5: | b91a91f3ee1e747e25f7300e5473050a |
Transpilation MD5: | 48a1eb3f9fdd27aa4512bc3c7227b5ff |
Author: | stefan |
Category: | javax |
Type: | JavaX fragment (include) |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2021-10-05 23:01:57 |
Source code size: | 591 bytes / 14 lines |
Pitched / IR pitched: | No / No |
Views / Downloads: | 173 / 268 |
Version history: | 1 change(s) |
Referenced in: | #1006654 - Standard functions list 2 (LIVE, continuation of #761) |