55 lines
1.6 KiB
HTML
55 lines
1.6 KiB
HTML
<!DOCTYPE html>
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<script src =../../resources/testharness.js></script>
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<script src =../../resources/testharnessreport.js></script>
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<script>
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async_test(t => {
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var canvas = document.createElement('canvas');
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var ctx = canvas.getContext('2d');
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ctx.fillStyle = 'green';
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var recorder = new MediaRecorder(canvas.captureStream());
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var frameCount = 0;
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recorder.ondataavailable = function() {
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t.step(function() {
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assert_true(event.data.size > 0, 'Recorded data size should be > 0');
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});
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frameCount = frameCount + 1;
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if (frameCount > 3) {
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recorder.stop();
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t.done();
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} else {
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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}
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}
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recorder.start(0);
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ctx.fillRect(0, 0, canvas.width, canvas.height);
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}, "Verify that drawing to a 2D canvas that is not attached to the DOM dispatches frames to an attached MediaRecorder." );
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async_test(t => {
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var canvas = document.createElement('canvas');
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var gl = canvas.getContext('webgl');
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gl.clearColor(0, 1, 0, 1);
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var recorder = new MediaRecorder(canvas.captureStream());
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var frameCount = 0;
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recorder.ondataavailable = function() {
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t.step(function() {
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assert_true(event.data.size > 0, 'Recorded data size should be > 0');
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});
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frameCount = frameCount + 1;
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if (frameCount > 3) {
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recorder.stop();
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t.done();
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} else {
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gl.clear(gl.COLOR_BUFFER_BIT);
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}
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}
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recorder.start(0);
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gl.clear(gl.COLOR_BUFFER_BIT);
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}, "Verify that drawing to a webgl canvas that is not attached to the DOM dispatches frames to an attached MediaRecorder." );
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</script> |