526 lines
28 KiB
JavaScript
526 lines
28 KiB
JavaScript
function failed(ex) {
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ok(false, "Promise failure: " + ex);
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}
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function isPixel(sourceType, bitmapFormat, imageData, bitmapImageData, x, y, tolerance) {
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if (imageData.width != bitmapImageData.width ||
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imageData.height != bitmapImageData.height) {
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ok(false, "Wrong dimension");
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}
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var index = 4 * (y * imageData.width + x);
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var pr = imageData.data[index+0],
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pg = imageData.data[index+1],
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pb = imageData.data[index+2],
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pa = imageData.data[index+3];
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if (bitmapFormat == "RGBA32" || bitmapFormat == "RGBX32") {
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var bpr = bitmapImageData.data[index+0],
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bpg = bitmapImageData.data[index+1],
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bpb = bitmapImageData.data[index+2],
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bpa = bitmapImageData.data[index+3];
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}
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else if (bitmapFormat == "BGRA32" || bitmapFormat == "BGRX32") {
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var bpb = bitmapImageData.data[index+0],
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bpg = bitmapImageData.data[index+1],
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bpr = bitmapImageData.data[index+2],
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bpa = bitmapImageData.data[index+3];
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}
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else {
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// format might be one of the followings: "R5G6B5", "A8", "YUV", ""
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ok(false, "Not supported ImageFormat: " + bitmapFormat);
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}
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ok(pr - tolerance <= bpr && bpr <= pr + tolerance &&
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pg - tolerance <= bpg && bpg <= pg + tolerance &&
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pb - tolerance <= bpb && bpb <= pb + tolerance &&
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pa - tolerance <= bpa && bpa <= pa + tolerance,
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"pixel[" + x + "][" + y + "]: " + sourceType + " is "+pr+","+pg+","+pb+","+pa+"; ImageBitmap is "+ bpr + "," + bpg + "," + bpb + "," + bpa);
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}
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function promiseThrows(p, name) {
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var didThrow;
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return p.then(function() { didThrow = false; },
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function() { didThrow = true; })
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.then(function() { ok(didThrow, name); });
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}
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function testExceptions() {
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return Promise.all([
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promiseThrows(testColorConversion("GRAY8", "RGBA32", undefined, true), "[Exception] Cannot convert from GRAY8 to RGBA32"),
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promiseThrows(testColorConversion("GRAY8", "BGRA32", undefined, true), "[Exception] Cannot convert from GRAY8 to BGRA32"),
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promiseThrows(testColorConversion("GRAY8", "RGB24", undefined, true), "[Exception] Cannot convert from GRAY8 to RGB24"),
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promiseThrows(testColorConversion("GRAY8", "BGR24", undefined, true), "[Exception] Cannot convert from GRAY8 to BGR24"),
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promiseThrows(testColorConversion("GRAY8", "YUV444P", undefined, true), "[Exception] Cannot convert from GRAY8 to YUV444P"),
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promiseThrows(testColorConversion("GRAY8", "YUV422P", undefined, true), "[Exception] Cannot convert from GRAY8 to YUV422P"),
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promiseThrows(testColorConversion("GRAY8", "YUV420P", undefined, true), "[Exception] Cannot convert from GRAY8 to YUV420P"),
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promiseThrows(testColorConversion("GRAY8", "YUV420SP_NV12", undefined, true), "[Exception] Cannot convert from GRAY8 to YUV420SP_NV12"),
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promiseThrows(testColorConversion("GRAY8", "YUV420SP_NV21", undefined, true), "[Exception] Cannot convert from GRAY8 to YUV420SP_NV21"),
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promiseThrows(testColorConversion("GRAY8", "HSV", undefined, true), "[Exception] Cannot convert from GRAY8 to HSV"),
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promiseThrows(testColorConversion("GRAY8", "Lab", undefined, true), "[Exception] Cannot convert from GRAY8 to Lab"),
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promiseThrows(testColorConversion("GRAY8", "DEPTH", undefined, true), "[Exception] Cannot convert from GRAY8 to DEPTH"),
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promiseThrows(testColorConversion("DEPTH", "RGBA32", undefined, true), "[Exception] Cannot convert from DEPTH to RGBA32"),
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promiseThrows(testColorConversion("DEPTH", "BGRA32", undefined, true), "[Exception] Cannot convert from DEPTH to BGRA32"),
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promiseThrows(testColorConversion("DEPTH", "RGB24", undefined, true), "[Exception] Cannot convert from DEPTH to RGB24"),
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promiseThrows(testColorConversion("DEPTH", "BGR24", undefined, true), "[Exception] Cannot convert from DEPTH to BGR24"),
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promiseThrows(testColorConversion("DEPTH", "GRAY8", undefined, true), "[Exception] Cannot convert from DEPTH to GRAY8"),
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promiseThrows(testColorConversion("DEPTH", "YUV444P", undefined, true), "[Exception] Cannot convert from DEPTH to YUV444P"),
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promiseThrows(testColorConversion("DEPTH", "YUV422P", undefined, true), "[Exception] Cannot convert from DEPTH to YUV422P"),
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promiseThrows(testColorConversion("DEPTH", "YUV420P", undefined, true), "[Exception] Cannot convert from DEPTH to YUV420P"),
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promiseThrows(testColorConversion("DEPTH", "YUV420SP_NV12", undefined, true), "[Exception] Cannot convert from DEPTH to YUV420SP_NV12"),
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promiseThrows(testColorConversion("DEPTH", "YUV420SP_NV21", undefined, true), "[Exception] Cannot convert from DEPTH to YUV420SP_NV21"),
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promiseThrows(testColorConversion("DEPTH", "HSV", undefined, true), "[Exception] Cannot convert from DEPTH to HSV"),
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promiseThrows(testColorConversion("DEPTH", "Lab", undefined, true), "[Exception] Cannot convert from DEPTH to Lab"),
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promiseThrows(testColorConversion("RGBA32", "DEPTH", undefined, true), "[Exception] Cannot convert from RGBA32 to DEPTH"),
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promiseThrows(testColorConversion("BGRA32", "DEPTH", undefined, true), "[Exception] Cannot convert from BGRA32 to DEPTH"),
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promiseThrows(testColorConversion("RGB24", "DEPTH", undefined, true), "[Exception] Cannot convert from RGB24 to DEPTH"),
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promiseThrows(testColorConversion("BGR24", "DEPTH", undefined, true), "[Exception] Cannot convert from BGR24 to DEPTH"),
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promiseThrows(testColorConversion("YUV444P", "DEPTH", undefined, true), "[Exception] Cannot convert from YUV444P to DEPTH"),
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promiseThrows(testColorConversion("YUV422P", "DEPTH", undefined, true), "[Exception] Cannot convert from YUV422P to DEPTH"),
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promiseThrows(testColorConversion("YUV420P", "DEPTH", undefined, true), "[Exception] Cannot convert from YUV420P to DEPTH"),
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promiseThrows(testColorConversion("YUV420SP_NV12", "DEPTH", undefined, true), "[Exception] Cannot convert from YUV420SP_NV12 to DEPTH"),
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promiseThrows(testColorConversion("YUV420SP_NV21", "DEPTH", undefined, true), "[Exception] Cannot convert from YUV420SP_NV21 to DEPTH"),
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promiseThrows(testColorConversion("HSV", "DEPTH", undefined, true), "[Exception] Cannot convert from HSV to DEPTH"),
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promiseThrows(testColorConversion("Lab", "DEPTH", undefined, true), "[Exception] Cannot convert from Lab to DEPTH"),
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]);
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}
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function testInvalidAccess(sources) {
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function callMapDataIntoWithImageBitmapCroppedOutSideOfTheSourceImage(source) {
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return new Promise(function(resolve, reject) {
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var p = createImageBitmap(source, -1, -1, 2, 2);
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p.then(
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function(bitmap) {
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var format = bitmap.findOptimalFormat();
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var length = bitmap.mappedDataLength(format);
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var buffer = new ArrayBuffer(length);
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bitmap.mapDataInto(format, buffer, 0).then(
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function(layout) { resolve(); },
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function(error) { reject(error); }
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);
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},
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function() { resolve(); });
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});
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};
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var testCases = sources.map( function(source) {
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return promiseThrows(callMapDataIntoWithImageBitmapCroppedOutSideOfTheSourceImage(source),
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"[Exception] mapDataInto() should throw with transparent black."); });
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return Promise.all(testCases);
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}
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function testColorConversions() {
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return Promise.all([// From RGBA32
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testColorConversion("RGBA32", "RGBA32"),
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testColorConversion("RGBA32", "BGRA32"),
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testColorConversion("RGBA32", "RGB24"),
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testColorConversion("RGBA32", "BGR24"),
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testColorConversion("RGBA32", "GRAY8"),
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testColorConversion("RGBA32", "YUV444P"),
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testColorConversion("RGBA32", "YUV422P"),
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testColorConversion("RGBA32", "YUV420P", 2),
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testColorConversion("RGBA32", "YUV420SP_NV12"),
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testColorConversion("RGBA32", "YUV420SP_NV21"),
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testColorConversion("RGBA32", "HSV", 0.01),
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testColorConversion("RGBA32", "Lab", 0.5),
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// From BGRA32
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testColorConversion("BGRA32", "RGBA32"),
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testColorConversion("BGRA32", "BGRA32"),
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testColorConversion("BGRA32", "RGB24"),
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testColorConversion("BGRA32", "BGR24"),
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testColorConversion("BGRA32", "GRAY8"),
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testColorConversion("BGRA32", "YUV444P", 3),
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testColorConversion("BGRA32", "YUV422P", 2),
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testColorConversion("BGRA32", "YUV420P", 2),
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testColorConversion("BGRA32", "YUV420SP_NV12", 2),
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testColorConversion("BGRA32", "YUV420SP_NV21", 2),
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testColorConversion("BGRA32", "HSV", 0.01),
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testColorConversion("BGRA32", "Lab", 0.5),
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// From RGB24
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testColorConversion("RGB24", "RGBA32"),
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testColorConversion("RGB24", "BGRA32"),
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testColorConversion("RGB24", "RGB24"),
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testColorConversion("RGB24", "BGR24"),
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testColorConversion("RGB24", "GRAY8"),
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testColorConversion("RGB24", "YUV444P"),
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testColorConversion("RGB24", "YUV422P"),
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testColorConversion("RGB24", "YUV420P"),
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testColorConversion("RGB24", "YUV420SP_NV12"),
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testColorConversion("RGB24", "YUV420SP_NV21"),
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testColorConversion("RGB24", "HSV", 0.01),
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testColorConversion("RGB24", "Lab", 0.5),
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// From BGR24
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testColorConversion("BGR24", "RGBA32"),
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testColorConversion("BGR24", "BGRA32"),
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testColorConversion("BGR24", "RGB24"),
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testColorConversion("BGR24", "BGR24"),
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testColorConversion("BGR24", "GRAY8"),
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testColorConversion("BGR24", "YUV444P"),
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testColorConversion("BGR24", "YUV422P"),
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testColorConversion("BGR24", "YUV420P"),
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testColorConversion("BGR24", "YUV420SP_NV12"),
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testColorConversion("BGR24", "YUV420SP_NV21"),
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testColorConversion("BGR24", "HSV", 0.01),
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testColorConversion("BGR24", "Lab", 0.5),
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// From YUV444P
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testColorConversion("YUV444P", "RGBA32"),
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testColorConversion("YUV444P", "BGRA32"),
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testColorConversion("YUV444P", "RGB24"),
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testColorConversion("YUV444P", "BGR24"),
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testColorConversion("YUV444P", "GRAY8"),
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testColorConversion("YUV444P", "YUV444P"),
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testColorConversion("YUV444P", "YUV422P", 4),
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testColorConversion("YUV444P", "YUV420P", 3),
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testColorConversion("YUV444P", "YUV420SP_NV12", 3),
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testColorConversion("YUV444P", "YUV420SP_NV21", 3),
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testColorConversion("YUV444P", "HSV", 0.01),
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testColorConversion("YUV444P", "Lab", 0.01),
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// From YUV422P
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testColorConversion("YUV422P", "RGBA32"),
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testColorConversion("YUV422P", "BGRA32", 2),
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testColorConversion("YUV422P", "RGB24"),
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testColorConversion("YUV422P", "BGR24"),
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testColorConversion("YUV422P", "GRAY8"),
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testColorConversion("YUV422P", "YUV444P", 3),
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testColorConversion("YUV422P", "YUV422P"),
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testColorConversion("YUV422P", "YUV420P"),
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testColorConversion("YUV422P", "YUV420SP_NV12"),
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testColorConversion("YUV422P", "YUV420SP_NV21"),
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testColorConversion("YUV422P", "HSV", 0.01),
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testColorConversion("YUV422P", "Lab", 0.01),
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// From YUV420P
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testColorConversion("YUV420P", "RGBA32", 2),
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testColorConversion("YUV420P", "BGRA32", 2),
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testColorConversion("YUV420P", "RGB24"),
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testColorConversion("YUV420P", "BGR24"),
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testColorConversion("YUV420P", "GRAY8"),
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testColorConversion("YUV420P", "YUV444P", 3),
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testColorConversion("YUV420P", "YUV422P", 1),
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testColorConversion("YUV420P", "YUV420P"),
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testColorConversion("YUV420P", "YUV420SP_NV12"),
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testColorConversion("YUV420P", "YUV420SP_NV21"),
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testColorConversion("YUV420P", "HSV", 0.01),
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testColorConversion("YUV420P", "Lab", 0.01),
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// From NV12
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testColorConversion("YUV420SP_NV12", "RGBA32"),
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testColorConversion("YUV420SP_NV12", "BGRA32", 2),
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testColorConversion("YUV420SP_NV12", "RGB24"),
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testColorConversion("YUV420SP_NV12", "BGR24"),
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testColorConversion("YUV420SP_NV12", "GRAY8"),
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testColorConversion("YUV420SP_NV12", "YUV444P", 3),
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testColorConversion("YUV420SP_NV12", "YUV422P", 1),
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testColorConversion("YUV420SP_NV12", "YUV420P"),
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testColorConversion("YUV420SP_NV12", "YUV420SP_NV12"),
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testColorConversion("YUV420SP_NV12", "YUV420SP_NV21"),
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testColorConversion("YUV420SP_NV12", "HSV", 0.01),
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testColorConversion("YUV420SP_NV12", "Lab", 0.01),
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// From NV21
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testColorConversion("YUV420SP_NV21", "RGBA32"),
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testColorConversion("YUV420SP_NV21", "BGRA32", 2),
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testColorConversion("YUV420SP_NV21", "RGB24"),
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testColorConversion("YUV420SP_NV21", "BGR24"),
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testColorConversion("YUV420SP_NV21", "GRAY8"),
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testColorConversion("YUV420SP_NV21", "YUV444P", 3),
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testColorConversion("YUV420SP_NV21", "YUV422P", 1),
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testColorConversion("YUV420SP_NV21", "YUV420P"),
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testColorConversion("YUV420SP_NV21", "YUV420SP_NV12"),
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testColorConversion("YUV420SP_NV21", "YUV420SP_NV21"),
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testColorConversion("YUV420SP_NV21", "HSV", 0.01),
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testColorConversion("YUV420SP_NV21", "Lab", 0.01),
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// From HSV
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testColorConversion("HSV", "RGBA32"),
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testColorConversion("HSV", "BGRA32"),
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testColorConversion("HSV", "RGB24"),
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testColorConversion("HSV", "BGR24"),
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testColorConversion("HSV", "GRAY8"),
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testColorConversion("HSV", "YUV444P"),
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testColorConversion("HSV", "YUV422P"),
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testColorConversion("HSV", "YUV420P"),
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testColorConversion("HSV", "YUV420SP_NV12"),
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testColorConversion("HSV", "YUV420SP_NV21"),
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testColorConversion("HSV", "HSV", 0),
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testColorConversion("HSV", "Lab", 0.5),
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// From Lab
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testColorConversion("Lab", "RGBA32", 1),
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testColorConversion("Lab", "BGRA32", 1),
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testColorConversion("Lab", "RGB24", 1),
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testColorConversion("Lab", "BGR24", 1),
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testColorConversion("Lab", "GRAY8", 1),
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testColorConversion("Lab", "YUV444P", 1),
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testColorConversion("Lab", "YUV422P", 1),
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testColorConversion("Lab", "YUV420P", 1),
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testColorConversion("Lab", "YUV420SP_NV12", 1),
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testColorConversion("Lab", "YUV420SP_NV21", 1),
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testColorConversion("Lab", "HSV", 0.5),
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testColorConversion("Lab", "Lab", 0),
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// From GRAY8
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testColorConversion("GRAY8", "GRAY8"),
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// From DEPTH
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testColorConversion("DEPTH", "DEPTH", 0, Uint16Array),
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]);
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}
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function testDraw() {
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return Promise.all([doOneDrawTest("RGB24"),
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doOneDrawTest("BGR24"),
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doOneDrawTest("YUV444P", 5),
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doOneDrawTest("YUV422P", 2),
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doOneDrawTest("YUV420P", 2),
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doOneDrawTest("YUV420SP_NV12", 2),
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doOneDrawTest("YUV420SP_NV21", 2),
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doOneDrawTest("HSV", 2),
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doOneDrawTest("Lab", 2)]);
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}
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// Create an ImageBitmap, _bitmap_, from the _source_.
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// Read the underlying data of _bitmap_ into _bitmapBuffer_.
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// Compare the _bitmapBuffer_ with gGroundTruthImageData.
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function testAccessing_randomTest(sourceType, source, duration) {
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return new Promise(function(resolve, reject) {
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var p = createImageBitmap(source);
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p.then(
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function(bitmap) {
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bitmapFormat = "RGBA32";
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var bitmapBufferLength = bitmap.mappedDataLength(bitmapFormat);
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var bitmapBuffer = new ArrayBuffer(bitmapBufferLength);
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var bitmapBufferView = new Uint8ClampedArray(bitmapBuffer, 0, bitmapBufferLength);
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var promise = bitmap.mapDataInto(bitmapFormat, bitmapBuffer, 0);
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promise.then(
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function(bitmapPixelLayout) {
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// Prepare.
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bitmapImageData = new ImageData(bitmapBufferView, bitmap.width, bitmap.height);
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// Test.
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for (var t = 0; t < 50; ++t) {
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var randomX = Math.floor(Math.random() * 240);
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var randomY = Math.floor(Math.random() * 175);
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isPixel(sourceType, "RGBA32", gGroundTruthImageData, bitmapImageData, randomX, randomY, duration);
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}
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resolve();
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},
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function(ev) { failed(ev); reject(); });
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},
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function(ev) { failed(ev); reject(); });
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});
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}
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// Create an ImageBitmap, _bitmap_, from the _source_.
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// Read the underlying data of _bitmap_ into _bitmapBuffer_.
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// Create another ImageBitmap, _bitmap2_, from _bitmapBuffer_.
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// Read the underlying data of _bitmap2_ into _bitmapBuffer2_.
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// Compare the _bitmapBuffer2_ with gGroundTruthImageData.
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function testCreateFromArrayBffer_randomTest(sourceType, source, duration) {
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return new Promise(function(resolve, reject) {
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var p = createImageBitmap(source);
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p.then(
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function(bitmap) {
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bitmapFormat = "RGBA32";
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var bitmapBufferLength = bitmap.mappedDataLength(bitmapFormat);
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var bitmapBuffer = new ArrayBuffer(bitmapBufferLength);
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var bitmapBufferView = new Uint8ClampedArray(bitmapBuffer, 0, bitmapBufferLength);
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var promiseMapDataInto = bitmap.mapDataInto(bitmapFormat, bitmapBuffer, 0);
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promiseMapDataInto.then(
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function(bitmapPixelLayout) {
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// Create a new ImageBitmap from an ArrayBuffer.
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var p2 = createImageBitmap(bitmapBufferView,
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0,
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bitmapBufferLength,
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bitmapFormat,
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bitmapPixelLayout);
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p2.then(
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function(bitmap2) {
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bitmapFormat2 = "RGBA32";
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var bitmapBufferLength2 = bitmap2.mappedDataLength(bitmapFormat2);
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var bitmapBuffer2 = new ArrayBuffer(bitmapBufferLength2);
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var bitmapBufferView2 = new Uint8ClampedArray(bitmapBuffer2, 0, bitmapBufferLength2);
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var promise2 = bitmap2.mapDataInto(bitmapFormat2, bitmapBuffer2, 0);
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promise2.then(
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function(bitmapPixelLayout2) {
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// Prepare.
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var bitmapImageData2 = new ImageData(bitmapBufferView2, bitmap2.width, bitmap2.height);
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// Test.
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for (var t = 0; t < 50; ++t) {
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var randomX = Math.floor(Math.random() * 240);
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var randomY = Math.floor(Math.random() * 175);
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isPixel(sourceType, "RGBA32", gGroundTruthImageData, bitmapImageData2, randomX, randomY, duration);
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}
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resolve();
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},
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function(ev) { failed(ev); reject(); });
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},
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|
function(ev) { console.log("p2 rejected!"); failed(ev); reject(); });
|
|
},
|
|
function(ev) { console.log("promiseMapDataInto rejected!"); failed(ev); reject(); });
|
|
},
|
|
function(ev) { failed(ev); reject(); });
|
|
});
|
|
}
|
|
|
|
function testColorConversion(sourceFromat, destinationFormat, tolerance, shouldThrow) {
|
|
|
|
tolerance = tolerance || 0;
|
|
shouldThrow = shouldThrow || false;
|
|
|
|
return new Promise(function(resolve, reject) {
|
|
var [srcData, dstData] = getTestData(sourceFromat, destinationFormat);
|
|
|
|
ok(!!srcData, "Get valid srcData of type:" + sourceFromat);
|
|
ok(!!dstData, "Get valid dstData of type:" + destinationFormat);
|
|
|
|
// printInfo(sourceFromat, srcData);
|
|
// printInfo(destinationFormat, dstData);
|
|
|
|
// Create a new ImageBitmap from an ArrayBuffer.
|
|
var p = createImageBitmap(srcData.buffer,
|
|
0,
|
|
srcData.bufferLength,
|
|
srcData.format,
|
|
srcData.pixelLayout);
|
|
|
|
p.then(
|
|
function(srcBitmap) {
|
|
ok(!!srcBitmap, "Should get a valid srcBitmap.");
|
|
ok(srcBitmap.findOptimalFormat() == sourceFromat, "srcBitmap.findOptimalFormat():" + srcBitmap.findOptimalFormat() +
|
|
" should equal to sourceFromat:" + sourceFromat);
|
|
|
|
var dstBufferLength = srcBitmap.mappedDataLength(destinationFormat);
|
|
var dstBuffer = new ArrayBuffer(dstBufferLength);
|
|
var dstBufferView = new dstData.ArrayType(dstBuffer, 0, dstBufferLength / dstData.ArrayType.BYTES_PER_ELEMENT);
|
|
|
|
// Do color conversion here.
|
|
var p2 = srcBitmap.mapDataInto(destinationFormat, dstBuffer, 0);
|
|
p2.then(
|
|
function(dstPixelLayout) {
|
|
var dataPixalLayout = dstData.pixelLayout;
|
|
|
|
// Check pixel layout.
|
|
ok(dstPixelLayout.length == dstData.channelCount, "dstPixelLayout.length:" + dstPixelLayout.length +
|
|
" should equal to dstData.channelCount:" + dstData.channelCount);
|
|
|
|
for (var c = 0; c < dstData.channelCount; ++c) {
|
|
var dstChannelLayout = dstPixelLayout[c];
|
|
var dataChannelLayout = dataPixalLayout[c];
|
|
ok(dstChannelLayout.width == dataChannelLayout.width, "channel[" + c + "] dstChannelLayout.width:" + dstChannelLayout.width + " should equal to dataChannelLayout.width:" + dataChannelLayout.width);
|
|
ok(dstChannelLayout.height == dataChannelLayout.height, "channel[" + c + "] dstChannelLayout.height:" + dstChannelLayout.height + " should equal to dataChannelLayout.height:" + dataChannelLayout.height);
|
|
ok(dstChannelLayout.skip == dataChannelLayout.skip, "channel[" + c + "] dstChannelLayout.skip:" + dstChannelLayout.skip + " should equal to dataChannelLayout.skip:" + dataChannelLayout.skip);
|
|
|
|
for (var i = 0; i < dstChannelLayout.height; ++i) {
|
|
for (var j = 0; j < dstChannelLayout.width; ++j) {
|
|
var byteOffset = dstChannelLayout.offset + i * dstChannelLayout.stride + j * (dstChannelLayout.skip + 1) * dstData.ArrayType.BYTES_PER_ELEMENT;
|
|
var view = new dstData.ArrayType(dstBuffer, byteOffset, 1);
|
|
var dstBufferViewValue = view[0];
|
|
var dstDataValue = dstData.getPixelValue(i, j, c);
|
|
ok(Math.abs(dstBufferViewValue - dstDataValue) <= tolerance,
|
|
"[" + sourceFromat + " -> " + destinationFormat + "] pixel(" + i + "," + j + ") channnel(" + c +
|
|
"): dstBufferViewValue:" + dstBufferViewValue +
|
|
" should equal to dstDataValue:" + dstDataValue);
|
|
}
|
|
}
|
|
}
|
|
|
|
resolve();
|
|
},
|
|
function(ev) {
|
|
// If the "mapDataInto" throws, the flow goes here.
|
|
if (!shouldThrow) { failed(ev); }
|
|
reject();
|
|
}
|
|
);
|
|
},
|
|
function(ev) {
|
|
reject(ev);
|
|
}
|
|
);
|
|
});
|
|
}
|
|
|
|
function doOneDrawTest(sourceFromat, tolerance) {
|
|
tolerance = tolerance || 0;
|
|
var destinationFormat = "RGBA32";
|
|
|
|
return new Promise(function(resolve, reject) {
|
|
|
|
var [srcData, dstData] = getTestData(sourceFromat, destinationFormat);
|
|
ok(!!srcData, "Get valid srcData of type:" + sourceFromat);
|
|
ok(!!dstData, "Get valid dstData of type:" + destinationFormat);
|
|
|
|
var p = createImageBitmap(srcData.buffer,
|
|
0,
|
|
srcData.bufferLength,
|
|
srcData.format,
|
|
srcData.pixelLayout);
|
|
|
|
p.then(
|
|
function(srcBitmap) {
|
|
ok(!!srcBitmap, "Should get a valid srcBitmap.");
|
|
ok(srcBitmap.findOptimalFormat() == sourceFromat, "srcBitmap.findOptimalFormat():" + srcBitmap.findOptimalFormat() +
|
|
" should equal to sourceFromat:" + sourceFromat);
|
|
|
|
var canvas = document.createElement("canvas");
|
|
canvas.width = srcBitmap.width;
|
|
canvas.height = srcBitmap.height;
|
|
var ctx = canvas.getContext("2d");
|
|
|
|
ctx.drawImage(srcBitmap, 0, 0, srcBitmap.width, srcBitmap.height);
|
|
|
|
// Get an ImageData from the canvas.
|
|
var imageData = ctx.getImageData(0, 0, srcBitmap.width, srcBitmap.height);
|
|
|
|
for (var i = 0; i < srcBitmap.height; ++i) {
|
|
for (var j = 0; j < srcBitmap.width; ++j) {
|
|
var pixelOffset = i * srcBitmap.width * dstData.channelCount + j * dstData.channelCount;
|
|
var dstImageDataValue_R = imageData.data[pixelOffset + 0];
|
|
var dstImageDataValue_G = imageData.data[pixelOffset + 1];
|
|
var dstImageDataValue_B = imageData.data[pixelOffset + 2];
|
|
var dstImageDataValue_A = imageData.data[pixelOffset + 3];
|
|
|
|
var logPrefix = "[" + sourceFromat + " -> " + destinationFormat + "] pixel(" + i + "," + j + ")";
|
|
|
|
var dstDataValue_R = dstData.getPixelValue(i, j, 0);
|
|
var dstDataValue_G = dstData.getPixelValue(i, j, 1);
|
|
var dstDataValue_B = dstData.getPixelValue(i, j, 2);
|
|
var dstDataValue_A = dstData.getPixelValue(i, j, 3);
|
|
ok(Math.abs(dstImageDataValue_R - dstDataValue_R) <= tolerance,
|
|
logPrefix + "channnel(R): dstImageDataValue:" + dstImageDataValue_R + " should equal to dstDataValue_R: " + dstDataValue_R);
|
|
ok(Math.abs(dstImageDataValue_G - dstDataValue_G) <= tolerance,
|
|
logPrefix + "channnel(G): dstImageDataValue:" + dstImageDataValue_G + " should equal to dstDataValue_G: " + dstDataValue_G);
|
|
ok(Math.abs(dstImageDataValue_B - dstDataValue_B) <= tolerance,
|
|
logPrefix + "channnel(B): dstImageDataValue:" + dstImageDataValue_B + " should equal to dstDataValue_B: " + dstDataValue_B);
|
|
ok(Math.abs(dstImageDataValue_A - dstDataValue_A) <= tolerance,
|
|
logPrefix + "channnel(A): dstImageDataValue:" + dstImageDataValue_A + " should equal to dstDataValue_A: " + dstDataValue_A);
|
|
}
|
|
}
|
|
|
|
resolve();
|
|
},
|
|
function(ev) {
|
|
failed(ev);
|
|
reject(ev);
|
|
}
|
|
);
|
|
});
|
|
} |