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Diffstat (limited to '')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/extra/tex-image-with-video-test.js | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/extra/tex-image-with-video-test.js b/dom/canvas/test/webgl-conf/checkout/extra/tex-image-with-video-test.js new file mode 100644 index 0000000000..01f56b56c3 --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/extra/tex-image-with-video-test.js @@ -0,0 +1,158 @@ +/* +Copyright (c) 2019 The Khronos Group Inc. +Use of this source code is governed by an MIT-style license that can be +found in the LICENSE.txt file. +*/ + +// 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"); + video.muted = true; + 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; +} |