243 lines
10 KiB
JavaScript
243 lines
10 KiB
JavaScript
/*
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Copyright (c) 2019 The Khronos Group Inc.
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Use of this source code is governed by an MIT-style license that can be
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found in the LICENSE.txt file.
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*/
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// This block needs to be outside the onload handler in order for this
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// test to run reliably in WebKit's test harness (at least the
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// Chromium port). https://bugs.webkit.org/show_bug.cgi?id=87448
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initTestingHarness();
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var old = debug;
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var debug = function(msg) {
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bufferedLogToConsole(msg);
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old(msg);
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};
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function generateTest(internalFormat, pixelFormat, pixelType, prologue, resourcePath, defaultContextVersion) {
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var wtu = WebGLTestUtils;
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var tiu = TexImageUtils;
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var gl = null;
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var successfullyParsed = false;
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var redColor = [255, 0, 0];
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var greenColor = [0, 255, 0];
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// Test each format separately because many browsers implement each
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// differently. Some might be GPU accelerated, some might not. Etc...
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var videos = [
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{ src: resourcePath + "red-green.mp4" , type: 'video/mp4; codecs="avc1.42E01E, mp4a.40.2"', },
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{ src: resourcePath + "red-green.bt601.vp9.webm", type: 'video/webm; codecs="vp9"', },
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{ src: resourcePath + "red-green.webmvp8.webm", type: 'video/webm; codecs="vp8, vorbis"', },
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];
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function init()
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{
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description('Verify texImage3D and texSubImage3D code paths taking video elements (' + internalFormat + '/' + pixelFormat + '/' + pixelType + ')');
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// Set the default context version while still allowing the webglVersion URL query string to override it.
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wtu.setDefault3DContextVersion(defaultContextVersion);
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gl = wtu.create3DContext("example");
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if (!prologue(gl)) {
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finishTest();
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return;
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}
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switch (gl[pixelFormat]) {
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case gl.RED:
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case gl.RED_INTEGER:
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greenColor = [0, 0, 0];
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break;
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default:
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break;
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}
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gl.clearColor(0,0,0,1);
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gl.clearDepth(1);
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runTest();
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}
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function runOneIteration(videoElement, flipY, useTexSubImage3D, topColor, bottomColor, program, bindingTarget,
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depth, sourceSubRectangle, unpackImageHeight, rTextureCoord)
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{
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debug('Testing ' +
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(useTexSubImage3D ? "texSubImage3D" : "texImage3D") +
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' with flipY=' + flipY + ' bindingTarget=' +
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(bindingTarget == gl.TEXTURE_3D ? 'TEXTURE_3D' : 'TEXTURE_2D_ARRAY') +
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(sourceSubRectangle ? ', sourceSubRectangle=' + sourceSubRectangle : '') +
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(unpackImageHeight ? ', unpackImageHeight=' + unpackImageHeight : '') +
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', depth=' + depth +
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', rTextureCoord=' + rTextureCoord);
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gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
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// Disable any writes to the alpha channel
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gl.colorMask(1, 1, 1, 0);
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var texture = gl.createTexture();
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// Bind the texture to texture unit 0
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gl.bindTexture(bindingTarget, texture);
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// Set up texture parameters
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gl.texParameteri(bindingTarget, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
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gl.texParameteri(bindingTarget, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
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gl.texParameteri(bindingTarget, gl.TEXTURE_WRAP_R, gl.CLAMP_TO_EDGE);
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gl.texParameteri(bindingTarget, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
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gl.texParameteri(bindingTarget, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
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// Set up pixel store parameters
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gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, flipY);
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gl.pixelStorei(gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, false);
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gl.pixelStorei(gl.UNPACK_COLORSPACE_CONVERSION_WEBGL, gl.NONE);
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var uploadWidth = videoElement.width;
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var uploadHeight = videoElement.height;
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if (sourceSubRectangle) {
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gl.pixelStorei(gl.UNPACK_SKIP_PIXELS, sourceSubRectangle[0]);
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gl.pixelStorei(gl.UNPACK_SKIP_ROWS, sourceSubRectangle[1]);
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uploadWidth = sourceSubRectangle[2];
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uploadHeight = sourceSubRectangle[3];
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}
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if (unpackImageHeight) {
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gl.pixelStorei(gl.UNPACK_IMAGE_HEIGHT, unpackImageHeight);
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}
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// Upload the videoElement into the texture
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if (useTexSubImage3D) {
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// Initialize the texture to black first
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gl.texImage3D(bindingTarget, 0, gl[internalFormat],
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uploadWidth, uploadHeight, depth, 0,
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gl[pixelFormat], gl[pixelType], null);
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gl.texSubImage3D(bindingTarget, 0, 0, 0, 0,
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uploadWidth, uploadHeight, depth,
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gl[pixelFormat], gl[pixelType], videoElement);
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} else {
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gl.texImage3D(bindingTarget, 0, gl[internalFormat],
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uploadWidth, uploadHeight, depth, 0,
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gl[pixelFormat], gl[pixelType], videoElement);
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}
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gl.pixelStorei(gl.UNPACK_SKIP_PIXELS, 0);
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gl.pixelStorei(gl.UNPACK_SKIP_ROWS, 0);
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gl.pixelStorei(gl.UNPACK_IMAGE_HEIGHT, 0);
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var c = document.createElement("canvas");
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c.width = 16;
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c.height = 16;
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c.style.border = "1px solid black";
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var ctx = c.getContext("2d");
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ctx.drawImage(videoElement, 0, 0, 16, 16);
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document.body.appendChild(c);
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var rCoordLocation = gl.getUniformLocation(program, 'uRCoord');
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if (!rCoordLocation) {
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testFailed('Shader incorrectly set up; couldn\'t find uRCoord uniform');
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return;
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}
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gl.uniform1f(rCoordLocation, rTextureCoord);
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// Draw the triangles
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wtu.clearAndDrawUnitQuad(gl, [0, 0, 0, 255]);
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// Check a few pixels near the top and bottom and make sure they have
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// the right color.
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const tolerance = 6;
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debug("Checking lower left corner");
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wtu.checkCanvasRect(gl, 4, 4, 2, 2, bottomColor,
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"shouldBe " + bottomColor, tolerance);
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debug("Checking upper left corner");
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wtu.checkCanvasRect(gl, 4, gl.canvas.height - 8, 2, 2, topColor,
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"shouldBe " + topColor, tolerance);
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}
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function runTest(videoElement)
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{
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var cases = [
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// No UNPACK_IMAGE_HEIGHT specified.
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{ flipY: false, sourceSubRectangle: [32, 16, 16, 16], depth: 5, rTextureCoord: 0,
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topColor: redColor, bottomColor: redColor },
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// Note that an rTextureCoord of 4.0 satisfies the need to
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// have it be >= 1.0 for the TEXTURE_3D case, and also its
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// use as an index in the TEXTURE_2D_ARRAY case.
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{ flipY: false, sourceSubRectangle: [32, 16, 16, 16], depth: 5, rTextureCoord: 4,
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topColor: greenColor, bottomColor: greenColor },
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{ flipY: false, sourceSubRectangle: [24, 48, 32, 32], depth: 1, rTextureCoord: 0,
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topColor: greenColor, bottomColor: redColor },
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{ flipY: true, sourceSubRectangle: [24, 48, 32, 32], depth: 1, rTextureCoord: 0,
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topColor: redColor, bottomColor: greenColor },
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// Use UNPACK_IMAGE_HEIGHT to skip some pixels.
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{ flipY: false, sourceSubRectangle: [32, 16, 16, 16], depth: 2, unpackImageHeight: 64, rTextureCoord: 0,
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topColor: redColor, bottomColor: redColor },
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{ flipY: false, sourceSubRectangle: [32, 16, 16, 16], depth: 2, unpackImageHeight: 64, rTextureCoord: 1,
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topColor: greenColor, bottomColor: greenColor },
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];
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function runTexImageTest(bindingTarget) {
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var program;
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if (bindingTarget == gl.TEXTURE_3D) {
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program = tiu.setupTexturedQuadWith3D(gl, internalFormat);
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} else {
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program = tiu.setupTexturedQuadWith2DArray(gl, internalFormat);
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}
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return new Promise(function(resolve, reject) {
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var videoNdx = 0;
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var video;
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function runNextVideo() {
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if (video) {
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video.pause();
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}
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if (videoNdx == videos.length) {
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resolve("SUCCESS");
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return;
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}
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var info = videos[videoNdx++];
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debug("");
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debug("testing: " + info.type);
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video = document.createElement("video");
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video.muted = true;
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var canPlay = true;
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if (!video.canPlayType) {
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testFailed("video.canPlayType required method missing");
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runNextVideo();
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return;
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}
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if(!video.canPlayType(info.type).replace(/no/, '')) {
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debug(info.type + " unsupported");
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runNextVideo();
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return;
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};
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document.body.appendChild(video);
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video.type = info.type;
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video.src = info.src;
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wtu.startPlayingAndWaitForVideo(video, runTest);
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}
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function runTest() {
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for (var i in cases) {
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runOneIteration(video, cases[i].flipY, false,
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cases[i].topColor, cases[i].bottomColor,
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program, bindingTarget, cases[i].depth,
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cases[i].sourceSubRectangle,
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cases[i].unpackImageHeight,
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cases[i].rTextureCoord);
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runOneIteration(video, cases[i].flipY, true,
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cases[i].topColor, cases[i].bottomColor,
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program, bindingTarget, cases[i].depth,
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cases[i].sourceSubRectangle,
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cases[i].unpackImageHeight,
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cases[i].rTextureCoord);
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}
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runNextVideo();
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}
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runNextVideo();
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});
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}
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runTexImageTest(gl.TEXTURE_3D).then(function(val) {
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runTexImageTest(gl.TEXTURE_2D_ARRAY).then(function(val) {
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wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors");
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finishTest();
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});
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});
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}
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return init;
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}
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