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Diffstat (limited to 'dom/canvas/test/webgl-conf/checkout/js/tests/texture-corner-case-videos.js')
| -rw-r--r-- | dom/canvas/test/webgl-conf/checkout/js/tests/texture-corner-case-videos.js | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/js/tests/texture-corner-case-videos.js b/dom/canvas/test/webgl-conf/checkout/js/tests/texture-corner-case-videos.js new file mode 100644 index 0000000000..a80da8023d --- /dev/null +++ b/dom/canvas/test/webgl-conf/checkout/js/tests/texture-corner-case-videos.js @@ -0,0 +1,299 @@ +/* +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) { + bufferedLogToConsole(msg); + old(msg); +}; + +function generateTest(desc, + internalFormat, pixelFormat, pixelType, prologue, resourcePath, defaultContextVersion, + videos) { + var wtu = WebGLTestUtils; + var tiu = TexImageUtils; + var gl = null; + var c2d = null; + var successfullyParsed = false; + var redColor = [255, 0, 0]; + var greenColor = [0, 255, 0]; + var currentTolerance = 0; + + function init() + { + description(desc + ' (' + internalFormat + '/' + pixelFormat + '/' + pixelType + ')'); + + // Set the default context version while still allowing the webglVersion URL query string to override it. + wtu.setDefault3DContextVersion(defaultContextVersion); + gl = wtu.create3DContext("example"); + + // Subsume 2D canvas tests into this test case since they usually go down similar code paths and + // these tests are usually already set up to run with hardware accelerated video decoding. + c2d = document.getElementById("c2d").getContext("2d"); + + if (!prologue(gl)) { + finishTest(); + return; + } + + switch (gl[pixelFormat]) { + case gl.RED: + case gl.RED_INTEGER: + greenColor = [0, 0, 0]; + break; + default: + break; + } + + gl.clearColor(0,0,0,1); + gl.clearDepth(1); + + runAllTests(); + } + + function runOneIteration(videoElement, useTexSubImage2D, flipY, topColor, bottomColor, sourceSubRectangle, program, bindingTarget) + { + sourceSubRectangleString = ''; + if (sourceSubRectangle) { + sourceSubRectangleString = ' sourceSubRectangle=' + sourceSubRectangle; + } + debug('Testing ' + (useTexSubImage2D ? 'texSubImage2D' : 'texImage2D') + + ' with flipY=' + flipY + ' bindingTarget=' + + (bindingTarget == gl.TEXTURE_2D ? 'TEXTURE_2D' : 'TEXTURE_CUBE_MAP') + + sourceSubRectangleString); + 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(bindingTarget, texture); + // Set up texture parameters + gl.texParameteri(bindingTarget, gl.TEXTURE_MIN_FILTER, gl.NEAREST); + gl.texParameteri(bindingTarget, gl.TEXTURE_MAG_FILTER, gl.NEAREST); + gl.texParameteri(bindingTarget, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); + gl.texParameteri(bindingTarget, 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); + var targets = [gl.TEXTURE_2D]; + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + targets = [gl.TEXTURE_CUBE_MAP_POSITIVE_X, + gl.TEXTURE_CUBE_MAP_NEGATIVE_X, + gl.TEXTURE_CUBE_MAP_POSITIVE_Y, + gl.TEXTURE_CUBE_MAP_NEGATIVE_Y, + gl.TEXTURE_CUBE_MAP_POSITIVE_Z, + gl.TEXTURE_CUBE_MAP_NEGATIVE_Z]; + } + // Handle the source sub-rectangle if specified (WebGL 2.0 only) + if (sourceSubRectangle) { + gl.pixelStorei(gl.UNPACK_SKIP_PIXELS, sourceSubRectangle[0]); + gl.pixelStorei(gl.UNPACK_SKIP_ROWS, sourceSubRectangle[1]); + } + // Upload the videoElement into the texture + for (var tt = 0; tt < targets.length; ++tt) { + if (sourceSubRectangle) { + // Initialize the texture to black first + if (useTexSubImage2D) { + // Skip sub-rectangle tests for cube map textures for the moment. + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + continue; + } + gl.texImage2D(targets[tt], 0, gl[internalFormat], + sourceSubRectangle[2], sourceSubRectangle[3], 0, + gl[pixelFormat], gl[pixelType], null); + gl.texSubImage2D(targets[tt], 0, 0, 0, + sourceSubRectangle[2], sourceSubRectangle[3], + gl[pixelFormat], gl[pixelType], videoElement); + } else { + gl.texImage2D(targets[tt], 0, gl[internalFormat], + sourceSubRectangle[2], sourceSubRectangle[3], 0, + gl[pixelFormat], gl[pixelType], videoElement); + } + } else { + // Initialize the texture to black first + if (useTexSubImage2D) { + var width = videoElement.videoWidth; + var height = videoElement.videoHeight; + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + // cube map texture must be square. + width = Math.max(width, height); + height = width; + } + gl.texImage2D(targets[tt], 0, gl[internalFormat], + width, height, 0, + gl[pixelFormat], gl[pixelType], null); + gl.texSubImage2D(targets[tt], 0, 0, 0, gl[pixelFormat], gl[pixelType], videoElement); + } else { + gl.texImage2D(targets[tt], 0, gl[internalFormat], gl[pixelFormat], gl[pixelType], videoElement); + } + } + } + + if (sourceSubRectangle) { + gl.pixelStorei(gl.UNPACK_SKIP_PIXELS, 0); + gl.pixelStorei(gl.UNPACK_SKIP_ROWS, 0); + } + + 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); + + var loc; + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + loc = gl.getUniformLocation(program, "face"); + } + + for (var tt = 0; tt < targets.length; ++tt) { + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + gl.uniform1i(loc, targets[tt]); + } + // 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 = currentTolerance; + 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); + + // Expose bug http://crbug.com/733172. + if (sourceSubRectangle) { + // Skip sub-rectangle tests for cube map textures for the moment. + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + continue; + } + gl.texSubImage2D(targets[tt], 0, 0, 0, + sourceSubRectangle[2], sourceSubRectangle[3], + gl[pixelFormat], gl[pixelType], videoElement); + } else { + gl.texSubImage2D(targets[tt], 0, 0, 0, gl[pixelFormat], gl[pixelType], videoElement); + } + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors"); + } + } + + function runCanvas2DTest(videoElement, topColor, bottomColor) + { + debug('Testing with 2D canvas'); + + var canvas = c2d.canvas; + + // Draw the video to the 2D canvas context. + c2d.drawImage(videoElement, 0, 0, canvas.width, canvas.height); + + // Check a few pixels near the top and bottom and make sure they have + // the right color. + // Origin is upper left in 2D canvas context. + var tolerance = currentTolerance; + debug("Checking lower left corner"); + wtu.checkCanvasRect(c2d, 4, canvas.height - 8, 2, 2, bottomColor, + "shouldBe " + bottomColor, tolerance); + debug("Checking upper left corner"); + wtu.checkCanvasRect(c2d, 4, 4, 2, 2, topColor, + "shouldBe " + topColor, tolerance); + } + + function runAllTests() + { + var cases = [ + { sub: false, flipY: true, topColor: redColor, bottomColor: greenColor }, + { sub: false, flipY: false, topColor: greenColor, bottomColor: redColor }, + { sub: true, flipY: true, topColor: redColor, bottomColor: greenColor }, + { sub: true, flipY: false, topColor: greenColor, bottomColor: redColor }, + ]; + + function runTexImageTest(bindingTarget) { + var program; + if (bindingTarget == gl.TEXTURE_2D) { + program = tiu.setupTexturedQuad(gl, internalFormat); + } else { + program = tiu.setupTexturedQuadWithCubeMap(gl, internalFormat); + } + + return new Promise(function(resolve, reject) { + var videoNdx = 0; + var video; + function runNextVideo() { + if (video) { + video.pause(); + } + + if (videoNdx == videos.length) { + resolve("SUCCESS"); + return; + } + + var info = videos[videoNdx++]; + debug(""); + debug("testing: " + info.comment); + debug("video type: " + info.type); + // Default to tolerance of 5. + currentTolerance = info.tolerance || 5; + debug("tolerance: " + currentTolerance); + 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; skipping test"); + runNextVideo(); + return; + }; + + document.body.appendChild(video); + video.type = info.type; + video.src = info.src; + wtu.startPlayingAndWaitForVideo(video, runTest); + } + function runTest() { + for (var i in cases) { + if (bindingTarget == gl.TEXTURE_CUBE_MAP) { + // Cube map texture must be square but video is not square. + if (!cases[i].sub) { + break; + } + // Skip sub-rectangle tests for cube map textures for the moment. + if (cases[i].sourceSubRectangle) { + break; + } + } + runOneIteration(video, cases[i].sub, cases[i].flipY, + cases[i].topColor, cases[i].bottomColor, + cases[i].sourceSubRectangle, + program, bindingTarget); + } + runCanvas2DTest(video, redColor, greenColor); + runNextVideo(); + } + runNextVideo(); + }); + } + + runTexImageTest(gl.TEXTURE_2D).then(function(val) { + wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors"); + finishTest(); + }); + } + + return init; +} |