| Index: third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-video-imageSmoothingEnabled.html
|
| diff --git a/third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-video-imageSmoothingEnabled.html b/third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-video-imageSmoothingEnabled.html
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..eff78293a56a37afa42ad4771b7857ea108e1ec1
|
| --- /dev/null
|
| +++ b/third_party/WebKit/LayoutTests/fast/canvas/canvas-drawImage-video-imageSmoothingEnabled.html
|
| @@ -0,0 +1,47 @@
|
| +<!DOCTYPE HTML>
|
| +<script src="../../resources/testharness.js"></script>
|
| +<script src="../../resources/testharnessreport.js"></script>
|
| +<script>
|
| +function createNewCanvas(width, height)
|
| +{
|
| + var canvas = document.createElement("canvas");
|
| + canvas.width = width;
|
| + canvas.height = height;
|
| + var ctx = canvas.getContext("2d");
|
| + ctx.clearRect(0, 0, width, height);
|
| + return ctx;
|
| +}
|
| +
|
| +function compareTwoCanvases(ctx1, ctx2, width, height)
|
| +{
|
| + var data1 = ctx1.getImageData(0, 0, width, height).data;
|
| + var data2 = ctx2.getImageData(0, 0, width, height).data;
|
| + var dataMatched = true;
|
| + for (var i = 0; i < data1.length; i++) {
|
| + if (data1[i] != data2[i]) {
|
| + dataMatched = false;
|
| + break;
|
| + }
|
| + }
|
| + assert_false(dataMatched);
|
| +}
|
| +
|
| +async_test(function(t) {
|
| + var video = document.createElement("video");
|
| + video.oncanplaythrough = t.step_func_done(function() {
|
| + video.pause();
|
| + var width = 100;
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| + var height = 100;
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| + var ctx1 = createNewCanvas(width, height);
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| + var ctx2 = createNewCanvas(width, height);
|
| + ctx1.imageSmoothingEnabled = true;
|
| + ctx1.imageSmoothingQuality = 'low';
|
| + ctx2.imageSmoothingEnabled = true;
|
| + ctx2.imageSmoothingQuality = 'high';
|
| + ctx1.drawImage(video, 0, 0, video.videoWidth, video.videoHeight, 0, 0, width, height);
|
| + ctx2.drawImage(video, 0, 0, video.videoWidth, video.videoHeight, 0, 0, width, height);
|
| + compareTwoCanvases(ctx1, ctx2, width, height);
|
| + });
|
| + video.src = "../../compositing/resources/video.ogv";
|
| +}, 'drawImage from a video should look differently with different imageSmoothingQuality');
|
| +</script>
|
|
|