diff options
Diffstat (limited to 'testing/web-platform/tests/webcodecs/videoFrame-drawImage.any.js')
| -rw-r--r-- | testing/web-platform/tests/webcodecs/videoFrame-drawImage.any.js | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webcodecs/videoFrame-drawImage.any.js b/testing/web-platform/tests/webcodecs/videoFrame-drawImage.any.js new file mode 100644 index 0000000000..9830181c4f --- /dev/null +++ b/testing/web-platform/tests/webcodecs/videoFrame-drawImage.any.js @@ -0,0 +1,104 @@ +// META: global=window,dedicatedworker +// META: script=/webcodecs/utils.js + +function testDrawImageFromVideoFrame( + width, height, expectedPixel, canvasOptions, imageSetting) { + let vfInit = + {format: 'RGBA', timestamp: 0, codedWidth: width, codedHeight: height}; + let data = new Uint32Array(vfInit.codedWidth * vfInit.codedHeight); + data.fill(0xFF966432); // 'rgb(50, 100, 150)'; + let frame = new VideoFrame(data, vfInit); + let canvas = new OffscreenCanvas(width, height); + let ctx = canvas.getContext('2d', canvasOptions); + ctx.drawImage(frame, 0, 0); + testCanvas(ctx, width, height, expectedPixel, imageSetting, assert_equals); + frame.close(); +} + +test(_ => { + return testDrawImageFromVideoFrame(48, 36, kSRGBPixel); +}, 'drawImage(VideoFrame) with canvas(48x36 srgb uint8).'); + +test(_ => { + return testDrawImageFromVideoFrame(480, 360, kSRGBPixel); +}, 'drawImage(VideoFrame) with canvas(480x360 srgb uint8).'); + +test(_ => { + return testDrawImageFromVideoFrame( + 48, 36, kP3Pixel, kCanvasOptionsP3Uint8, {colorSpaceConversion: 'none'}, + kImageSettingOptionsP3Uint8); +}, 'drawImage(VideoFrame) with canvas(48x36 display-p3 uint8).'); + +test(_ => { + return testDrawImageFromVideoFrame( + 480, 360, kP3Pixel, kCanvasOptionsP3Uint8, {colorSpaceConversion: 'none'}, + kImageSettingOptionsP3Uint8); +}, 'drawImage(VideoFrame) with canvas(480x360 display-p3 uint8).'); + +test(_ => { + return testDrawImageFromVideoFrame( + 48, 36, kRec2020Pixel, kCanvasOptionsRec2020Uint8, + {colorSpaceConversion: 'none'}, kImageSettingOptionsRec2020Uint8); +}, 'drawImage(VideoFrame) with canvas(48x36 rec2020 uint8).'); + +test(_ => { + let width = 128; + let height = 128; + let vfInit = + {format: 'RGBA', timestamp: 0, codedWidth: width, codedHeight: height}; + let data = new Uint32Array(vfInit.codedWidth * vfInit.codedHeight); + data.fill(0xFF966432); // 'rgb(50, 100, 150)'; + let frame = new VideoFrame(data, vfInit); + let canvas = new OffscreenCanvas(width, height); + let ctx = canvas.getContext('2d'); + + frame.close(); + assert_throws_dom('InvalidStateError', _ => { + ctx.drawImage(frame, 0, 0); + }, 'drawImage with a closed VideoFrame should throw InvalidStateError.'); +}, 'drawImage on a closed VideoFrame throws InvalidStateError.'); + + +test(_ => { + let canvas = new OffscreenCanvas(128, 128); + let ctx = canvas.getContext('2d'); + + let init = {alpha: 'discard', timestamp: 33090}; + let frame = new VideoFrame(canvas, {timestamp: 0}); + let frame2 = new VideoFrame(frame, init); + let frame3 = new VideoFrame(frame2, init); + + ctx.drawImage(frame3, 0, 0); + frame.close(); + frame2.close(); + frame3.close(); +}, 'drawImage of nested frame works properly'); + +test(_ => { + 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 canvas = new OffscreenCanvas(width, height); + let ctx = canvas.getContext('2d'); + ctx.fillStyle = "#FFFFFF"; + ctx.fillRect(0, 0, width, height); + ctx.drawImage(frame, 0, 0); + frame.close(); + + function peekPixel(ctx, x, y) { + return ctx.getImageData(x, y, 1, 1).data; + } + + assert_array_equals(peekPixel(ctx, 0, 0), [50, 100, 150, 255]); + assert_array_equals(peekPixel(ctx, width / 2 - 1, height / 2 - 1), + [50, 100, 150, 255]); + assert_array_equals(peekPixel(ctx, width / 2 + 1, height / 2 + 1), + [255, 255, 255, 255]); + assert_array_equals(peekPixel(ctx, width - 1, height - 1), + [255, 255, 255, 255]); +}, 'drawImage with display size != visible size');
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