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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <script src="../../../../resources/js-test.js"></script> | 2 <script src="../../resources/js-test.js"></script> |
3 <script> | 3 <script> |
4 jsTestIsAsync = true; | 4 jsTestIsAsync = true; |
5 | 5 |
6 description("Tests that createImageBitmap from a canvas.toBlob object should hav
e the same pixel data as the blob."); | 6 description("Tests that createImageBitmap from a canvas.toBlob object should hav
e the same pixel data as the blob."); |
7 | 7 |
8 var imageData2; | 8 var imageData2; |
9 var imageData3; | 9 var imageData3; |
10 | 10 |
11 var canvas1 = document.createElement("canvas"); | 11 var canvas1 = document.createElement("canvas"); |
12 var ctx1 = canvas1.getContext("2d"); | 12 var ctx1 = canvas1.getContext("2d"); |
(...skipping 25 matching lines...) Expand all Loading... |
38 createImageBitmap(blob).then(imageBitmap => { | 38 createImageBitmap(blob).then(imageBitmap => { |
39 var canvas2 = document.createElement("canvas"); | 39 var canvas2 = document.createElement("canvas"); |
40 var ctx2 = canvas2.getContext("2d"); | 40 var ctx2 = canvas2.getContext("2d"); |
41 ctx2.drawImage(imageBitmap, 0, 0, 150, 75); | 41 ctx2.drawImage(imageBitmap, 0, 0, 150, 75); |
42 imageData2 = ctx2.getImageData(0, 0, 150, 75).data; | 42 imageData2 = ctx2.getImageData(0, 0, 150, 75).data; |
43 url = URL.createObjectURL(blob); | 43 url = URL.createObjectURL(blob); |
44 newImg.src = url; | 44 newImg.src = url; |
45 }); | 45 }); |
46 }); | 46 }); |
47 </script> | 47 </script> |
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