diff options
Diffstat (limited to 'testing/web-platform/tests/webcodecs/videoFrame-createImageBitmap.any.js')
-rw-r--r-- | testing/web-platform/tests/webcodecs/videoFrame-createImageBitmap.any.js | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webcodecs/videoFrame-createImageBitmap.any.js b/testing/web-platform/tests/webcodecs/videoFrame-createImageBitmap.any.js new file mode 100644 index 0000000000..2923427b18 --- /dev/null +++ b/testing/web-platform/tests/webcodecs/videoFrame-createImageBitmap.any.js @@ -0,0 +1,82 @@ +// META: global=window,dedicatedworker +// META: script=/webcodecs/utils.js + +function testImageBitmapToAndFromVideoFrame(width, height, expectedPixel, + canvasOptions, imageBitmapOptions, imageSetting) { + let canvas = new OffscreenCanvas(width, height); + let ctx = canvas.getContext('2d', canvasOptions); + ctx.fillStyle = 'rgb(50, 100, 150)'; + ctx.fillRect(0, 0, width, height); + testCanvas(ctx, width, height, expectedPixel, imageSetting, assert_equals); + + return createImageBitmap(canvas, imageBitmapOptions) + .then((fromImageBitmap) => { + let videoFrame = new VideoFrame(fromImageBitmap, { + timestamp: 0 + }); + return createImageBitmap(videoFrame, imageBitmapOptions); + }) + .then((toImageBitmap) => { + let myCanvas = new OffscreenCanvas(width, height); + let myCtx = myCanvas.getContext('2d', canvasOptions); + myCtx.drawImage(toImageBitmap, 0, 0); + let tolerance = 2; + testCanvas(myCtx, width, height, expectedPixel, imageSetting, (actual, expected) => { + assert_approx_equals(actual, expected, tolerance); + }); + }); +} + +promise_test(() => { + return testImageBitmapToAndFromVideoFrame(48, 36, kSRGBPixel); +}, 'ImageBitmap<->VideoFrame with canvas(48x36 srgb uint8).'); + +promise_test(() => { + return testImageBitmapToAndFromVideoFrame(480, 360, kSRGBPixel); +}, 'ImageBitmap<->VideoFrame with canvas(480x360 srgb uint8).'); + +promise_test(() => { + return testImageBitmapToAndFromVideoFrame(48, 36, kP3Pixel, + kCanvasOptionsP3Uint8, { + colorSpaceConversion: "none" + }, kImageSettingOptionsP3Uint8); +}, 'ImageBitmap<->VideoFrame with canvas(48x36 display-p3 uint8).'); + +promise_test(() => { + return testImageBitmapToAndFromVideoFrame(480, 360, kP3Pixel, + kCanvasOptionsP3Uint8, { + colorSpaceConversion: "none" + }, kImageSettingOptionsP3Uint8); +}, 'ImageBitmap<->VideoFrame with canvas(480x360 display-p3 uint8).'); + +promise_test(() => { + return testImageBitmapToAndFromVideoFrame(48, 36, kRec2020Pixel, + kCanvasOptionsRec2020Uint8, { + colorSpaceConversion: "none" + }, kImageSettingOptionsRec2020Uint8); +}, 'ImageBitmap<->VideoFrame with canvas(48x36 rec2020 uint8).'); + +promise_test(() => { + return testImageBitmapToAndFromVideoFrame(480, 360, kRec2020Pixel, + kCanvasOptionsRec2020Uint8, { + colorSpaceConversion: "none" + }, kImageSettingOptionsRec2020Uint8); +}, 'ImageBitmap<->VideoFrame with canvas(480x360 rec2020 uint8).'); + +promise_test(async () => { + const width = 128; + const height = 128; + let vfInit = {format: 'RGBA', timestamp: 0, + codedWidth: width, codedHeight: height, + displayWidth: width / 2, displayHeight: height / 2}; + let data = new Uint32Array(vfInit.codedWidth * vfInit.codedHeight); + data.fill(0xFF966432); // 'rgb(50, 100, 150)'; + let frame = new VideoFrame(data, vfInit); + + let bitmap = await createImageBitmap(frame); + frame.close(); + + assert_equals(bitmap.width, width / 2); + assert_equals(bitmap.height, height / 2); + bitmap.close(); +}, 'createImageBitmap uses frame display size');
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