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+/*
+** Copyright (c) 2012 The Khronos Group Inc.
+**
+** Permission is hereby granted, free of charge, to any person obtaining a
+** copy of this software and/or associated documentation files (the
+** "Materials"), to deal in the Materials without restriction, including
+** without limitation the rights to use, copy, modify, merge, publish,
+** distribute, sublicense, and/or sell copies of the Materials, and to
+** permit persons to whom the Materials are furnished to do so, subject to
+** the following conditions:
+**
+** The above copyright notice and this permission notice shall be included
+** in all copies or substantial portions of the Materials.
+**
+** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
+*/
+
+// This block needs to be outside the onload handler in order for this
+// test to run reliably in WebKit's test harness (at least the
+// Chromium port). https://bugs.webkit.org/show_bug.cgi?id=87448
+initTestingHarness();
+
+var old = debug;
+var debug = function(msg) {
+ console.log(msg);
+ old(msg);
+};
+
+function generateTest(pixelFormat, pixelType, prologue) {
+ var wtu = WebGLTestUtils;
+ var gl = null;
+ var textureLoc = null;
+ var successfullyParsed = false;
+
+ // Test each format separately because many browsers implement each
+ // differently. Some might be GPU accelerated, some might not. Etc...
+ var videos = [
+ { src: "../resources/red-green.mp4" , type: 'video/mp4; codecs="avc1.42E01E, mp4a.40.2"', },
+ { src: "../resources/red-green.webmvp8.webm", type: 'video/webm; codecs="vp8, vorbis"', },
+ { src: "../resources/red-green.webmvp9.webm", type: 'video/webm; codecs="vp9"', },
+ { src: "../resources/red-green.theora.ogv", type: 'video/ogg; codecs="theora, vorbis"', },
+ ];
+
+ var videoNdx = 0;
+ var video;
+
+ function runNextVideo() {
+ if (video) {
+ video.pause();
+ }
+
+ if (videoNdx == videos.length) {
+ finishTest();
+ return;
+ }
+
+ var info = videos[videoNdx++];
+ debug("");
+ debug("testing: " + info.type);
+ video = document.createElement("video");
+ var canPlay = true;
+ if (!video.canPlayType) {
+ testFailed("video.canPlayType required method missing");
+ runNextVideo();
+ return;
+ }
+
+ if(!video.canPlayType(info.type).replace(/no/, '')) {
+ debug(info.type + " unsupported");
+ runNextVideo();
+ return;
+ };
+
+ document.body.appendChild(video);
+ video.type = info.type;
+ video.crossOrigin = 'anonymous';
+ video.src = info.src;
+ wtu.startPlayingAndWaitForVideo(video, runTest);
+ }
+
+ var init = function()
+ {
+ description('Verify texImage2D and texSubImage2D code paths taking video elements (' + pixelFormat + '/' + pixelType + ')');
+
+ gl = wtu.create3DContext("example");
+
+ if (!prologue(gl)) {
+ finishTest();
+ return;
+ }
+
+ var program = wtu.setupTexturedQuad(gl);
+
+ gl.clearColor(0,0,0,1);
+ gl.clearDepth(1);
+
+ textureLoc = gl.getUniformLocation(program, "tex");
+ runNextVideo();
+ }
+
+ 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[pixelFormat],
+ videoElement.videoWidth, videoElement.videoHeight, 0,
+ gl[pixelFormat], gl[pixelType], null);
+ gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, gl[pixelFormat], gl[pixelType], videoElement);
+ } else {
+ gl.texImage2D(gl.TEXTURE_2D, 0, gl[pixelFormat], gl[pixelFormat], gl[pixelType], 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.clearAndDrawUnitQuad(gl, [0, 0, 0, 255]);
+ // Check a few pixels near the top and bottom and make sure they have
+ // the right color.
+ var tolerance = 5;
+ debug("Checking lower left corner");
+ wtu.checkCanvasRect(gl, 4, 4, 2, 2, bottomColor,
+ "shouldBe " + bottomColor, tolerance);
+ debug("Checking upper left corner");
+ wtu.checkCanvasRect(gl, 4, gl.canvas.height - 8, 2, 2, topColor,
+ "shouldBe " + topColor, tolerance);
+ }
+
+ 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);
+
+ wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors");
+
+ runNextVideo();
+ }
+
+ return init;
+}