| <!-- |
| |
| /* |
| ** 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. |
| */ |
| |
| --> |
| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <link rel="stylesheet" href="../../resources/js-test-style.css"/> |
| <script src="../../resources/js-test-pre.js"></script> |
| <script src="../resources/webgl-test-utils.js"></script> |
| <script> |
| "use strict"; |
| var wtu = WebGLTestUtils; |
| var gl = null; |
| var textureLoc = null; |
| var successfullyParsed = false; |
| |
| initTestingHarness(); |
| |
| function init() |
| { |
| description('Verify npot video'); |
| |
| var canvas = document.getElementById("example"); |
| gl = wtu.create3DContext(canvas); |
| var program = wtu.setupTexturedQuad(gl); |
| |
| gl.clearColor(0,0,0,1); |
| gl.clearDepth(1); |
| gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT); |
| // Disable any writes to the alpha channel |
| gl.colorMask(1, 1, 1, 0); |
| |
| textureLoc = gl.getUniformLocation(program, "tex"); |
| |
| var video = document.getElementById("vid"); |
| wtu.startPlayingAndWaitForVideo(video, runTest); |
| } |
| |
| function runOneIteration(videoElement, useTexSubImage2D, flipY, topColor, bottomColor, badMinFilter, badClamp, genMips) |
| { |
| debug('Testing ' + (useTexSubImage2D ? 'texSubImage2D' : 'texImage2D') + |
| ' with flipY=' + flipY); |
| var texture = gl.createTexture(); |
| // Bind the texture to texture unit 0 |
| gl.bindTexture(gl.TEXTURE_2D, texture); |
| // Set up pixel store parameters |
| gl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, flipY); |
| // Upload the videoElement into the texture |
| debug("size: " + videoElement.videoWidth + "x" + videoElement.videoHeight); |
| if (useTexSubImage2D) { |
| // Initialize the texture to black first |
| gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, |
| videoElement.videoWidth, videoElement.videoHeight, 0, |
| gl.RGBA, gl.UNSIGNED_BYTE, null); |
| gl.texSubImage2D(gl.TEXTURE_2D, 0, 0, 0, gl.RGBA, gl.UNSIGNED_BYTE, videoElement); |
| } else { |
| gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, videoElement); |
| } |
| |
| // Set up texture parameters |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR); |
| if (badMinFilter) { |
| debug("bad min filter"); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR_MIPMAP_NEAREST); |
| } else { |
| debug("good min filter"); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR); |
| } |
| if (badClamp) { |
| debug("bad clamp"); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.REPEAT); |
| gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.REPEAT); |
| } else { |
| debug("good clamp"); |
| 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); |
| } |
| if (genMips) { |
| debug("generate mips"); |
| gl.generateMipmap(gl.TEXTURE_2D); |
| wtu.glErrorShouldBe(gl, gl.INVALID_OPERATION, "should be INVALID_OPERATION"); |
| } |
| |
| // 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); |
| debug(""); |
| } |
| |
| function runTest(videoElement) |
| { |
| var red = [255, 0, 0]; |
| var green = [0, 255, 0]; |
| var black = [0, 0, 0]; |
| runOneIteration(videoElement, false, true, black, black, true, true, true); |
| runOneIteration(videoElement, false, true, black, black, true, false, false); |
| runOneIteration(videoElement, false, true, black, black, false, true, false); |
| runOneIteration(videoElement, false, true, black, black, true, true, false); |
| runOneIteration(videoElement, false, true, green, red, false, false, false); |
| runOneIteration(videoElement, false, false, red, green, false, false, false); |
| runOneIteration(videoElement, true, true, green, red, false, false, false); |
| runOneIteration(videoElement, true, false, red, green, false, false, false); |
| |
| wtu.glErrorShouldBe(gl, gl.NO_ERROR, "should be no errors"); |
| finishTest(); |
| } |
| </script> |
| </head> |
| <body onload="init()"> |
| <canvas id="example" width="64" height="48"></canvas> |
| <div id="description"></div> |
| <div id="console"></div> |
| <video id="vid" style="display:none;"> |
| <source src="../resources/npot-video.mp4" type='video/mp4; codecs="avc1.42E01E"' /> |
| <source src="../resources/npot-video.webmvp8.webm" type='video/webm; codecs="vp8"' /> |
| <source src="../resources/npot-video.theora.ogv" type='video/ogg; codecs="theora"' /> |
| </video> |
| </body> |
| </html> |