| /* |
| ** 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; |
| } |