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Unified Diff: conformance/textures/tex-image-and-sub-image-2d-with-video.html

Issue 8342021: Add webgl conformance tests r15841. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/webgl/sdk/tests/
Patch Set: Created 9 years, 2 months ago
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Index: conformance/textures/tex-image-and-sub-image-2d-with-video.html
===================================================================
--- conformance/textures/tex-image-and-sub-image-2d-with-video.html (revision 0)
+++ conformance/textures/tex-image-and-sub-image-2d-with-video.html (revision 0)
@@ -0,0 +1,125 @@
+<!--
+Copyright (c) 2011 The Chromium Authors. All rights reserved.
+Use of this source code is governed by a BSD-style license that can be
+found in the LICENSE file.
+ -->
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+<link rel="stylesheet" href="../../resources/js-test-style.css"/>
+<script src="../../resources/js-test-pre.js"></script>
+<script src="../resources/webgl-test.js"></script>
+<script src="../resources/webgl-test-utils.js"></script>
+<script>
+var wtu = WebGLTestUtils;
+var gl = null;
+var textureLoc = null;
+var successfullyParsed = false;
+
+if (window.initNonKhronosFramework) {
+ window.initNonKhronosFramework(true);
+}
+
+function init()
+{
+ description('Verify texImage2D and texSubImage2D code paths taking Video Elements');
+
+ var canvas = document.getElementById("example");
+ gl = wtu.create3DContext(canvas);
+ var program = wtu.setupTexturedQuad(gl);
+
+ gl.clearColor(0,0,0,1);
+ gl.clearDepth(1);
+
+ textureLoc = gl.getUniformLocation(program, "tex");
+
+ var video = document.getElementById("vid");
+ video.addEventListener(
+ "playing", function() { runTest(video); }, true);
+ video.loop = true;
+ video.play();
+}
+
+// These two declarations need to be global for "shouldBe" to see them
+var buf = null;
+var idx = 0;
+var pixel = [0, 0, 0];
+var correctColor = null;
+
+function runOneIteration(videoElement, useTexSubImage2D, flipY, topColor, bottomColor)
+{
+ debug('Testing ' + (useTexSubImage2D ? 'texSubImage2D' : 'texImage2D') +
+ ' with flipY=' + flipY);
+ gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
+ // Disable any writes to the alpha channel
+ gl.colorMask(1, 1, 1, 0);
+ var texture = gl.createTexture();
+ // Bind the texture to texture unit 0
+ gl.bindTexture(gl.TEXTURE_2D, texture);
+ // Set up texture parameters
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
+ gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
+ // Set up pixel store parameters
+ gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, flipY);
+ gl.pixelStorei(gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, false);
+ // Upload the videoElement into the texture
+ if (useTexSubImage2D) {
+ // Initialize the texture to black first
+ gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA,
+ videoElement.videoWidth, videoElement.videoHeight, 0,
+ gl.RGBA, gl.UNSIGNED_BYTE, null);
+ gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, gl.RGBA, gl.UNSIGNED_BYTE, videoElement);
+ } else {
+ gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, videoElement);
+ }
+
+ var c = document.createElement("canvas");
+ c.width = 16;
+ c.height = 16;
+ c.style.border = "1px solid black";
+ var ctx = c.getContext("2d");
+ ctx.drawImage(videoElement, 0, 0, 16, 16);
+ document.body.appendChild(c);
+
+ // Point the uniform sampler to texture unit 0
+ gl.uniform1i(textureLoc, 0);
+ // Draw the triangles
+ wtu.drawQuad(gl, [0, 0, 0, 255]);
+ // Check a few pixels near the top and bottom and make sure they have
+ // the right color.
+ debug("Checking lower left corner");
+ wtu.checkCanvasRect(gl, 4, 4, 2, 2, bottomColor,
+ "shouldBe " + bottomColor);
+ debug("Checking upper left corner");
+ wtu.checkCanvasRect(gl, 4, gl.canvas.height - 8, 2, 2, topColor,
+ "shouldBe " + topColor);
+}
+
+function runTest(videoElement)
+{
+ var red = [255, 0, 0];
+ var green = [0, 255, 0];
+ runOneIteration(videoElement, false, true, red, green);
+ runOneIteration(videoElement, false, false, green, red);
+ runOneIteration(videoElement, true, true, red, green);
+ runOneIteration(videoElement, true, false, green, red);
+
+ glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors");
+ finishTest();
+}
+</script>
+</head>
+<body onload="init()">
+<canvas id="example" width="32px" height="32px"></canvas>
+<div id="description"></div>
+<div id="console"></div>
+<video width="640" height="228" id="vid" controls>
+ <source src="../resources/red-green.mp4" type='video/mp4; codecs="avc1.42E01E, mp4a.40.2"' />
+ <source src="../resources/red-green.webmvp8.webm" type='video/webm; codecs="vp8, vorbis"' />
+ <source src="../resources/red-green.theora.ogv" type='video/ogg; codecs="theora, vorbis"' />
+</video>
+</body>
+</html>
Property changes on: conformance/textures/tex-image-and-sub-image-2d-with-video.html
___________________________________________________________________
Added: svn:eol-style
+ LF
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