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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/canvas/test/webgl-mochitest/test_capture.html
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+<!DOCTYPE HTML>
+<meta http-equiv="content-type" content="text/html; charset=utf-8" />
+
+<title>WebGL test: CaptureStream()</title>
+
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<link rel="stylesheet" href="/tests/SimpleTest/test.css">
+<script src="captureStream_common.js">
+<script src="driver-info.js"></script>
+<script src="webgl-util.js"></script>
+<script id="vs" type="x-shader/x-vertex">
+
+attribute vec2 aVertCoord;
+
+void main(void) {
+ gl_Position = vec4(aVertCoord, 0.0, 1.0);
+}
+
+</script>
+<script id="fs" type="x-shader/x-fragment">
+
+precision mediump float;
+uniform vec4 uColor;
+
+void main(void) {
+ gl_FragColor = uColor;
+}
+
+</script>
+<body>
+<script>
+
+// Globals. Initialized during beginTest().
+var c; // Canvas element captured by streams.
+var gl; // WebGLContext of |c|.
+var h; // CaptureStreamTestHelper holding utility test functions.
+var vauto; // Video element with captureStream stream in automatic mode.
+var vmanual; // Video element with captureStream stream in manual (fps 0) mode.
+var vrate; // Video element with captureStream stream with fixed frame rate.
+
+/* Fails the test if there was a GL error */
+function checkGLError(info) {
+ var error = gl.getError();
+ // Comparing strings for sake of log output in hex format.
+ is("0x" + error.toString(16), "0x0", "WebGL error [" + info + "]");
+}
+
+function checkClearColorInitialRed() {
+ info("Checking that clearing to red works for first frame.");
+
+ h.clearColor(c, h.red);
+
+ vauto.srcObject = c.captureStream();
+ vmanual.srcObject = c.captureStream(0);
+ vrate.srcObject = c.captureStream(10);
+
+ ok(h.isPixel(h.getPixel(vauto), h.blackTransparent, 0,
+ "vauto should not be drawn to before stable state"));
+ ok(h.isPixel(h.getPixel(vrate), h.blackTransparent, 0,
+ "vrate should not be drawn to before stable state"));
+ ok(h.isPixel(h.getPixel(vmanual), h.blackTransparent, 0,
+ "vmanual should not be drawn to before stable state"));
+
+ return Promise.resolve()
+ .then(() => h.waitForPixelColor(vauto, h.red, 0,
+ "should become red automatically"))
+ .then(() => h.waitForPixelColor(vrate, h.red, 0,
+ "should become red automatically"))
+ .then(() => h.waitForPixelColor(vmanual, h.red, 0,
+ "should become red when we get to stable " +
+ "state (first frame)"))
+}
+
+function checkDrawColorGreen() {
+ info("Checking that drawing green results in green video frames.");
+ var drawing = h.startDrawing(h.drawColor.bind(h, c, h.green));
+ checkGLError('after DrawColor');
+ return Promise.resolve()
+ .then(() => h.waitForPixelColor(vauto, h.green, 0,
+ "should become green automatically"))
+ .then(() => h.waitForPixelColor(vrate, h.green, 0,
+ "should become green automatically"))
+ .then(() => h.waitForPixelColor(vmanual, h.red, 0,
+ "should still be red"))
+ .then(() => h.requestFrame(vmanual))
+ .then(() => h.waitForPixelColor(vmanual, h.green, 0,
+ "should become green after requstFrame()"))
+ .then(() => drawing.stop());
+}
+
+function checkClearColorRed() {
+ info("Checking that clearing to red works.");
+ var drawing = h.startDrawing(h.clearColor.bind(h, c, h.red));
+ return Promise.resolve()
+ .then(() => h.waitForPixelColor(vauto, h.red, 0,
+ "should become red automatically"))
+ .then(() => h.waitForPixelColor(vrate, h.red, 0,
+ "should become red automatically"))
+ .then(() => h.waitForPixelColor(vmanual, h.green, 0,
+ "should still be green"))
+ .then(() => h.requestFrame(vmanual))
+ .then(() => h.waitForPixelColor(vmanual, h.red, 0,
+ "should become red after requestFrame()"))
+ .then(() => drawing.stop());
+}
+
+function checkRequestFrameOrderGuarantee() {
+ info("Checking that requestFrame() immediately after a draw " +
+ "call results in the expected frame seen in the stream.");
+ return Promise.resolve()
+ .then(() => h.waitForPixelColor(vmanual, h.red, 0, "should still be red"))
+ .then(() => h.drawColor(c, h.green)) // 1. Draw canvas green
+ .then(() => h.requestFrame(vmanual)) // 2. Immediately request a frame
+ .then(() => h.waitForPixelColor(vmanual, h.green, 0,
+ "should become green after call order test"))
+}
+
+function checkEndedOnStop() {
+ let promises = [vauto, vmanual, vrate].map(elem => {
+ elem.srcObject.getTracks()[0].stop();
+ return new Promise(resolve =>
+ elem.addEventListener("ended", function endedListener(event) {
+ ok(true, "Element " + elem.id + " ended.");
+ resolve();
+ elem.removeEventListener("ended", endedListener);
+ }));
+ });
+ return Promise.all(promises);
+}
+
+
+function finish() {
+ ok(true, 'Test complete.');
+ SimpleTest.finish();
+}
+
+function beginTest() {
+ h = new CaptureStreamTestHelperWebGL();
+
+ c = h.createAndAppendElement('canvas', 'c');
+ vauto = h.createAndAppendElement('video', 'vauto');
+ vmanual = h.createAndAppendElement('video', 'vmanual');
+ vrate = h.createAndAppendElement('video', 'vrate');
+
+ gl = WebGLUtil.getWebGL('c', false);
+ if (!gl) {
+ todo(false, 'WebGL is unavailable.');
+ finish();
+ return;
+ }
+
+ function errorFunc(str) {
+ ok(false, 'Error: ' + str);
+ }
+ WebGLUtil.setErrorFunc(errorFunc);
+ WebGLUtil.setWarningFunc(errorFunc);
+
+ gl.disable(gl.DEPTH_TEST);
+
+ prog = WebGLUtil.createProgramByIds(gl, 'vs', 'fs');
+ if (!prog) {
+ ok(false, 'Program linking should succeed.');
+ return;
+ }
+
+ // Setup vertex coordinates for drawing a rectangle across the whole canvas.
+
+ prog.aVertCoord = gl.getAttribLocation(prog, "aVertCoord");
+ ok(prog.aVertCoord >= 0, '`aVertCoord` should be valid.');
+
+ var vertCoordArr = new Float32Array([
+ -1, -1,
+ 1, -1,
+ -1, 1,
+ 1, 1,
+ ]);
+ var vertCoordBuff = gl.createBuffer();
+ gl.bindBuffer(gl.ARRAY_BUFFER, vertCoordBuff);
+ gl.bufferData(gl.ARRAY_BUFFER, vertCoordArr, gl.STATIC_DRAW);
+
+ gl.useProgram(prog);
+ gl.enableVertexAttribArray(prog.aVertCoord);
+ gl.vertexAttribPointer(prog.aVertCoord, 2, gl.FLOAT, false, 0, 0);
+
+ // Setup the helper with a pointer to how to change fragment color.
+
+ var uColorLocation = gl.getUniformLocation(prog, "uColor");
+ h.setFragmentColorLocation(uColorLocation);
+
+ checkGLError('after setup');
+
+ // Run tests.
+
+ Promise.resolve()
+ .then(checkClearColorInitialRed)
+ .then(checkDrawColorGreen)
+ .then(checkClearColorRed)
+ .then(checkRequestFrameOrderGuarantee)
+ .then(checkEndedOnStop)
+ .then(finish);
+}
+
+SimpleTest.waitForExplicitFinish();
+
+beginTest();
+</script>
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 21:48:53 +0000