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Using createImageData when available

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Yury Delendik 2012-08-09 13:40:40 -05:00
parent 65bc78d870
commit 55b3b005b8
1 changed files with 2 additions and 1 deletions
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3
src/canvas.js
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@ -1279,7 +1279,8 @@ function checkPutBinaryImageDataCompatibility() {
} catch (e) {
CanvasGraphics.prototype.putBinaryImageData =
function CanvasGraphicsPutBinaryImageDataShim(ctx, imgData, w, h) {
var tmpImgData = ctx.getImageData(0, 0, w, h);
var tmpImgData = 'createImageData' in ctx ? ctx.createImageData(w, h) :
ctx.getImageData(0, 0, w, h);
var tmpImgDataPixels = tmpImgData.data;
var data = imgData.data;