third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-grabFrame.html - Issue 1899403002: MediaStream Image Capture (2): Platform::ImageCaptureFrameGrabber and grabFrame()

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Side by Side Diff: third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-grabFrame.html

Issue 1899403002: MediaStream Image Capture (2): Platform::ImageCaptureFrameGrabber and grabFrame() (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 4 years, 8 months ago

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	1 <!DOCTYPE html>

	2 <script src=../../resources/testharness.js></script>

	3 <script src=../../resources/testharnessreport.js></script>

	4 <body>

	5 <canvas id='canvas0' width=10 height=10/>

	6 </body>

	7 <script>

	8

	9 // This test verifies that ImageCapture can grabFrame()s.

	10

	11 var test = async_test(function() {

	12 var canvas = document.getElementById('canvas0');

	13 // We need to paint something on the canvas to force it to create a context.

	14 canvas.getContext("2d").fillRect(0, 0, 1, 1);

	15

	16 var stream = canvas.captureStream();

	17 var capturer = new ImageCapture(stream.getVideoTracks()[0]);

	18

	19 capturer.grabFrame()

	20 .then(bitmap => {

	21 assert_equals(document.getElementById('canvas0').width, bitmap.width);

	22 assert_equals(document.getElementById('canvas0').height, bitmap.height);

	23 this.done();

	24 })

	25 .catch(error => {

	26 assert_unreached('Error during grabFrame(): '+ error);

	27 });

	28 }, 'exercises the ImageCapture API creation and grabFrame().');

	29

	30 </script>

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