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Diffstat (limited to 'testing/web-platform/tests/webcodecs/videoFrame-construction.any.js')
| -rw-r--r-- | testing/web-platform/tests/webcodecs/videoFrame-construction.any.js | 753 |
1 files changed, 753 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webcodecs/videoFrame-construction.any.js b/testing/web-platform/tests/webcodecs/videoFrame-construction.any.js new file mode 100644 index 0000000000..9f2929aede --- /dev/null +++ b/testing/web-platform/tests/webcodecs/videoFrame-construction.any.js @@ -0,0 +1,753 @@ +// META: global=window,dedicatedworker +// META: script=/webcodecs/utils.js +// META: script=/webcodecs/videoFrame-utils.js + +test(t => { + let image = makeImageBitmap(32, 16); + let frame = new VideoFrame(image, {timestamp: 10}); + + assert_equals(frame.timestamp, 10, 'timestamp'); + assert_equals(frame.duration, null, 'duration'); + assert_equals(frame.visibleRect.width, 32, 'visibleRect.width'); + assert_equals(frame.visibleRect.height, 16, 'visibleRect.height'); + assert_equals(frame.displayWidth, 32, 'displayWidth'); + assert_equals(frame.displayHeight, 16, 'displayHeight'); + + frame.close(); +}, 'Test we can construct a VideoFrame.'); + +test(t => { + let image = makeImageBitmap(32, 16); + let frame = new VideoFrame(image, {timestamp: 10, duration: 15}); + frame.close(); + + assert_equals(frame.format, null, 'format') + assert_equals(frame.timestamp, 10, 'timestamp'); + assert_equals(frame.duration, 15, 'duration'); + assert_equals(frame.codedWidth, 0, 'codedWidth'); + assert_equals(frame.codedHeight, 0, 'codedHeight'); + assert_equals(frame.visibleRect, null, 'visibleRect'); + assert_equals(frame.displayWidth, 0, 'displayWidth'); + assert_equals(frame.displayHeight, 0, 'displayHeight'); + assert_equals(frame.colorSpace.primaries, null, 'colorSpace.primaries'); + assert_equals(frame.colorSpace.transfer, null, 'colorSpace.transfer'); + assert_equals(frame.colorSpace.matrix, null, 'colorSpace.matrix'); + assert_equals(frame.colorSpace.fullRange, null, 'colorSpace.fullRange'); + assert_true(isFrameClosed(frame)); + + assert_throws_dom('InvalidStateError', () => frame.clone()); +}, 'Test closed VideoFrame.'); + +test(t => { + let image = makeImageBitmap(32, 16); + let frame = new VideoFrame(image, {timestamp: -10}); + assert_equals(frame.timestamp, -10, 'timestamp'); + frame.close(); +}, 'Test we can construct a VideoFrame with a negative timestamp.'); + +promise_test(async t => { + verifyTimestampRequiredToConstructFrame(makeImageBitmap(1, 1)); +}, 'Test that timestamp is required when constructing VideoFrame from ImageBitmap'); + +promise_test(async t => { + verifyTimestampRequiredToConstructFrame(makeOffscreenCanvas(16, 16)); +}, 'Test that timestamp is required when constructing VideoFrame from OffscreenCanvas'); + +promise_test(async t => { + let init = { + format: 'I420', + timestamp: 1234, + codedWidth: 4, + codedHeight: 2 + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + let i420Frame = new VideoFrame(data, init); + let validFrame = new VideoFrame(i420Frame); + validFrame.close(); +}, 'Test that timestamp is NOT required when constructing VideoFrame from another VideoFrame'); + +test(t => { + let image = makeImageBitmap(1, 1); + let frame = new VideoFrame(image, {timestamp: 10}); + + assert_equals(frame.visibleRect.width, 1, 'visibleRect.width'); + assert_equals(frame.visibleRect.height, 1, 'visibleRect.height'); + assert_equals(frame.displayWidth, 1, 'displayWidth'); + assert_equals(frame.displayHeight, 1, 'displayHeight'); + + frame.close(); +}, 'Test we can construct an odd-sized VideoFrame.'); + +test(t => { + // Test only valid for Window contexts. + if (!('document' in self)) + return; + + let video = document.createElement('video'); + + assert_throws_dom('InvalidStateError', () => { + let frame = new VideoFrame(video, {timestamp: 10}); + }) +}, 'Test constructing w/ unusable image argument throws: HAVE_NOTHING <video>.'); + +promise_test(async t => { + // Test only valid for Window contexts. + if (!('document' in self)) + return; + + let video = document.createElement('video'); + video.src = 'vp9.mp4'; + video.autoplay = true; + video.controls = false; + video.muted = false; + document.body.appendChild(video); + + const loadVideo = new Promise((resolve) => { + if (video.requestVideoFrameCallback) { + video.requestVideoFrameCallback(resolve); + return; + } + video.onloadeddata = () => resolve(); + }); + await loadVideo; + + let frame = new VideoFrame(video, {timestamp: 10}); + assert_equals(frame.codedWidth, 320, 'codedWidth'); + assert_equals(frame.codedHeight, 240, 'codedHeight'); + assert_equals(frame.timestamp, 10, 'timestamp'); + frame.close(); +}, 'Test we can construct a VideoFrame from a <video>.'); + +test(t => { + let canvas = new OffscreenCanvas(0, 0); + + assert_throws_dom('InvalidStateError', () => { + let frame = new VideoFrame(canvas, {timestamp: 10}); + }) +}, 'Test constructing w/ unusable image argument throws: emtpy Canvas.'); + +test(t => { + let image = makeImageBitmap(32, 16); + image.close(); + + assert_throws_dom('InvalidStateError', () => { + let frame = new VideoFrame(image, {timestamp: 10}); + }) +}, 'Test constructing w/ unusable image argument throws: closed ImageBitmap.'); + +test(t => { + let image = makeImageBitmap(32, 16); + let frame = new VideoFrame(image, {timestamp: 10}); + frame.close(); + + assert_throws_dom('InvalidStateError', () => { + let newFrame = new VideoFrame(frame); + }) +}, 'Test constructing w/ unusable image argument throws: closed VideoFrame.'); + +test(t => { + let init = { + format: 'I420', + timestamp: 1234, + codedWidth: 4, + codedHeight: 2 + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + let i420Frame = new VideoFrame(data, init); + let image = makeImageBitmap(32, 16); + + + assert_throws_js( + TypeError, + () => new VideoFrame( + image, + {timestamp: 10, visibleRect: {x: -1, y: 0, width: 10, height: 10}}), + 'negative visibleRect x'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + image, + {timestamp: 10, visibleRect: {x: 0, y: 0, width: -10, height: 10}}), + 'negative visibleRect width'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + image, + {timestamp: 10, visibleRect: {x: 0, y: 0, width: 10, height: 0}}), + 'zero visibleRect height'); + + assert_throws_js( + TypeError, () => new VideoFrame(image, { + timestamp: 10, + visibleRect: {x: 0, y: Infinity, width: 10, height: 10} + }), + 'non finite visibleRect y'); + + assert_throws_js( + TypeError, () => new VideoFrame(image, { + timestamp: 10, + visibleRect: {x: 0, y: 0, width: 10, height: Infinity} + }), + 'non finite visibleRect height'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + image, + {timestamp: 10, visibleRect: {x: 0, y: 0, width: 33, height: 17}}), + 'visibleRect area exceeds coded size'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + image, + {timestamp: 10, visibleRect: {x: 2, y: 2, width: 32, height: 16}}), + 'visibleRect outside coded size'); + + assert_throws_js( + TypeError, + () => new VideoFrame(image, {timestamp: 10, displayHeight: 10}), + 'displayHeight provided without displayWidth'); + + assert_throws_js( + TypeError, () => new VideoFrame(image, {timestamp: 10, displayWidth: 10}), + 'displayWidth provided without displayHeight'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + image, {timestamp: 10, displayWidth: 0, displayHeight: 10}), + 'displayWidth is zero'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + image, {timestamp: 10, displayWidth: 10, displayHeight: 0}), + 'displayHeight is zero'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + i420Frame, {visibleRect: {x: 1, y: 0, width: 2, height: 2}}), + 'visibleRect x is not sample aligned'); + + assert_throws_js( + TypeError, + () => new VideoFrame( + i420Frame, {visibleRect: {x: 0, y: 1, width: 2, height: 2}}), + 'visibleRect y is not sample aligned'); + +}, 'Test invalid CanvasImageSource constructed VideoFrames'); + +test(t => { + let init = { + format: 'I420', + timestamp: 1234, + codedWidth: 4, + codedHeight: 2 + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + let origFrame = new VideoFrame(data, init); + + let cropLeftHalf = new VideoFrame( + origFrame, {visibleRect: {x: 0, y: 0, width: 2, height: 2}}); + assert_equals(cropLeftHalf.codedWidth, origFrame.codedWidth); + assert_equals(cropLeftHalf.codedHeight, origFrame.codedHeight); + assert_equals(cropLeftHalf.visibleRect.x, 0); + assert_equals(cropLeftHalf.visibleRect.y, 0); + assert_equals(cropLeftHalf.visibleRect.width, 2); + assert_equals(cropLeftHalf.visibleRect.height, 2); + assert_equals(cropLeftHalf.displayWidth, 2); + assert_equals(cropLeftHalf.displayHeight, 2); +}, 'Test visibleRect metadata override where source display size = visible size'); + +test(t => { + let init = { + format: 'I420', + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + displayWidth: 8, + displayHeight: 2 + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + let anamorphicFrame = new VideoFrame(data, init); + + let cropRightFrame = new VideoFrame( + anamorphicFrame, {visibleRect: {x: 2, y: 0, width: 2, height: 2}}); + assert_equals(cropRightFrame.codedWidth, anamorphicFrame.codedWidth); + assert_equals(cropRightFrame.codedHeight, anamorphicFrame.codedHeight); + assert_equals(cropRightFrame.visibleRect.x, 2); + assert_equals(cropRightFrame.visibleRect.y, 0); + assert_equals(cropRightFrame.visibleRect.width, 2); + assert_equals(cropRightFrame.visibleRect.height, 2); + assert_equals(cropRightFrame.displayWidth, 4, 'cropRightFrame.displayWidth'); + assert_equals(cropRightFrame.displayHeight, 2, 'cropRightFrame.displayHeight'); +}, 'Test visibleRect metadata override where source display width = 2 * visible width (anamorphic)'); + +test(t => { + let init = { + format: 'I420', + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + displayWidth: 8, + displayHeight: 4 + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + let scaledFrame = new VideoFrame(data, init); + + let cropRightFrame = new VideoFrame( + scaledFrame, {visibleRect: {x: 2, y: 0, width: 2, height: 2}}); + assert_equals(cropRightFrame.codedWidth, scaledFrame.codedWidth); + assert_equals(cropRightFrame.codedHeight, scaledFrame.codedHeight); + assert_equals(cropRightFrame.visibleRect.x, 2); + assert_equals(cropRightFrame.visibleRect.y, 0); + assert_equals(cropRightFrame.visibleRect.width, 2); + assert_equals(cropRightFrame.visibleRect.height, 2); + assert_equals(cropRightFrame.displayWidth, 4, 'cropRightFrame.displayWidth'); + assert_equals(cropRightFrame.displayHeight, 4, 'cropRightFrame.displayHeight'); +}, 'Test visibleRect metadata override where source display size = 2 * visible size for both width and height'); + +test(t => { + let image = makeImageBitmap(32, 16); + + let scaledFrame = new VideoFrame(image, { + visibleRect: {x: 0, y: 0, width: 2, height: 2}, + displayWidth: 10, + displayHeight: 20, + timestamp: 0 + }); + assert_equals(scaledFrame.codedWidth, 32); + assert_equals(scaledFrame.codedHeight, 16); + assert_equals(scaledFrame.visibleRect.x, 0); + assert_equals(scaledFrame.visibleRect.y, 0); + assert_equals(scaledFrame.visibleRect.width, 2); + assert_equals(scaledFrame.visibleRect.height, 2); + assert_equals(scaledFrame.displayWidth, 10, 'scaledFrame.displayWidth'); + assert_equals(scaledFrame.displayHeight, 20, 'scaledFrame.displayHeight'); +}, 'Test visibleRect + display size metadata override'); + +test(t => { + let image = makeImageBitmap(32, 16); + + let scaledFrame = new VideoFrame(image, + { + displayWidth: 10, displayHeight: 20, + timestamp: 0 + }); + assert_equals(scaledFrame.codedWidth, 32); + assert_equals(scaledFrame.codedHeight, 16); + assert_equals(scaledFrame.visibleRect.x, 0); + assert_equals(scaledFrame.visibleRect.y, 0); + assert_equals(scaledFrame.visibleRect.width, 32); + assert_equals(scaledFrame.visibleRect.height, 16); + assert_equals(scaledFrame.displayWidth, 10, 'scaledFrame.displayWidth'); + assert_equals(scaledFrame.displayHeight, 20, 'scaledFrame.displayHeight'); +}, 'Test display size metadata override'); + +test(t => { + assert_throws_js( + TypeError, + () => new VideoFrame( + new Uint8Array(1), + {format: 'ABCD', timestamp: 1234, codedWidth: 4, codedHeight: 2}), + 'invalid pixel format'); + + assert_throws_js( + TypeError, + () => + new VideoFrame(new Uint32Array(1), {format: 'RGBA', timestamp: 1234}), + 'missing coded size'); + + function constructFrame(init) { + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + return new VideoFrame(data, {...init, format: 'I420'}); + } + + assert_throws_js( + TypeError, () => constructFrame({ + timestamp: 1234, + codedWidth: Math.pow(2, 32) - 1, + codedHeight: Math.pow(2, 32) - 1, + }), + 'invalid coded size'); + assert_throws_js( + TypeError, + () => constructFrame({timestamp: 1234, codedWidth: 4, codedHeight: 0}), + 'invalid coded height'); + assert_throws_js( + TypeError, + () => constructFrame({timestamp: 1234, codedWidth: 0, codedHeight: 4}), + 'invalid coded width'); + assert_throws_js( + TypeError, () => constructFrame({ + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + visibleRect: {x: 100, y: 100, width: 1, height: 1} + }), + 'invalid visible left/right'); + assert_throws_js( + TypeError, () => constructFrame({ + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + visibleRect: {x: 0, y: 0, width: 0, height: 2} + }), + 'invalid visible width'); + assert_throws_js( + TypeError, () => constructFrame({ + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + visibleRect: {x: 0, y: 0, width: 2, height: 0} + }), + 'invalid visible height'); + assert_throws_js( + TypeError, () => constructFrame({ + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + visibleRect: {x: 0, y: 0, width: -100, height: -100} + }), + 'invalid negative visible size'); + assert_throws_js( + TypeError, () => constructFrame({ + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + displayWidth: Math.pow(2, 32), + }), + 'invalid display width'); + assert_throws_js( + TypeError, () => constructFrame({ + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + displayWidth: Math.pow(2, 32) - 1, + displayHeight: Math.pow(2, 32) + }), + 'invalid display height'); +}, 'Test invalid buffer constructed VideoFrames'); + +test(t => { + testBufferConstructedI420Frame('Uint8Array(ArrayBuffer)'); +}, 'Test Uint8Array(ArrayBuffer) constructed I420 VideoFrame'); + +test(t => { + testBufferConstructedI420Frame('ArrayBuffer'); +}, 'Test ArrayBuffer constructed I420 VideoFrame'); + +test(t => { + let fmt = 'I420'; + let vfInit = { + format: fmt, + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + colorSpace: { + primaries: 'smpte170m', + matrix: 'bt470bg', + }, + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + let frame = new VideoFrame(data, vfInit); + assert_equals(frame.colorSpace.primaries, 'smpte170m', 'color primaries'); + assert_true(frame.colorSpace.transfer == null, 'color transfer'); + assert_equals(frame.colorSpace.matrix, 'bt470bg', 'color matrix'); + assert_true(frame.colorSpace.fullRange == null, 'color range'); +}, 'Test planar constructed I420 VideoFrame with colorSpace'); + +test(t => { + let fmt = 'I420'; + let vfInit = { + format: fmt, + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + colorSpace: { + primaries: null, + transfer: null, + matrix: null, + fullRange: null, + }, + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + ]); + let frame = new VideoFrame(data, vfInit); + assert_true(frame.colorSpace.primaries !== undefined, 'color primaries'); + assert_true(frame.colorSpace.transfer !== undefined, 'color transfer'); + assert_true(frame.colorSpace.matrix !== undefined, 'color matrix'); + assert_true(frame.colorSpace.fullRange !== undefined, 'color range'); +}, 'Test planar can construct I420 VideoFrame with null colorSpace values'); + +test(t => { + let fmt = 'I420A'; + let vfInit = {format: fmt, timestamp: 1234, codedWidth: 4, codedHeight: 2}; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + 8, 7, 6, 5, 4, 3, 2, 1, // a + ]); + let frame = new VideoFrame(data, vfInit); + assert_equals(frame.format, fmt, 'plane format'); + assert_equals(frame.colorSpace.primaries, 'bt709', 'color primaries'); + assert_equals(frame.colorSpace.transfer, 'bt709', 'color transfer'); + assert_equals(frame.colorSpace.matrix, 'bt709', 'color matrix'); + assert_false(frame.colorSpace.fullRange, 'color range'); + frame.close(); + + // Most constraints are tested as part of I420 above. + + let y = {offset: 0, stride: 4}; + let u = {offset: 8, stride: 2}; + let v = {offset: 10, stride: 2}; + let a = {offset: 12, stride: 4}; + + assert_throws_js(TypeError, () => { + let a = {offset: 12, stride: 1}; + let frame = new VideoFrame(data, {...vfInit, layout: [y, u, v, a]}); + }, 'a stride too small'); + assert_throws_js(TypeError, () => { + let frame = new VideoFrame(data.slice(0, 12), vfInit); + }, 'data too small'); +}, 'Test buffer constructed I420+Alpha VideoFrame'); + +test(t => { + let fmt = 'NV12'; + let vfInit = {format: fmt, timestamp: 1234, codedWidth: 4, codedHeight: 2}; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, 3, 4, // uv + ]); + let frame = new VideoFrame(data, vfInit); + assert_equals(frame.format, fmt, 'plane format'); + assert_equals(frame.colorSpace.primaries, 'bt709', 'color primaries'); + assert_equals(frame.colorSpace.transfer, 'bt709', 'color transfer'); + assert_equals(frame.colorSpace.matrix, 'bt709', 'color matrix'); + assert_false(frame.colorSpace.fullRange, 'color range'); + frame.close(); + + let y = {offset: 0, stride: 4}; + let uv = {offset: 8, stride: 4}; + + assert_throws_js(TypeError, () => { + let y = {offset: 0, stride: 1}; + let frame = new VideoFrame(data, {...vfInit, layout: [y, uv]}); + }, 'y stride too small'); + assert_throws_js(TypeError, () => { + let uv = {offset: 8, stride: 1}; + let frame = new VideoFrame(data, {...vfInit, layout: [y, uv]}); + }, 'uv stride too small'); + assert_throws_js(TypeError, () => { + let frame = new VideoFrame(data.slice(0, 8), vfInit); + }, 'data too small'); +}, 'Test buffer constructed NV12 VideoFrame'); + +test(t => { + let vfInit = {timestamp: 1234, codedWidth: 4, codedHeight: 2}; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, + ]); + let frame = new VideoFrame(data, {...vfInit, format: 'RGBA'}); + assert_equals(frame.format, 'RGBA', 'plane format'); + assert_equals(frame.colorSpace.primaries, 'bt709', 'color primaries'); + assert_equals(frame.colorSpace.transfer, 'iec61966-2-1', 'color transfer'); + assert_equals(frame.colorSpace.matrix, 'rgb', 'color matrix'); + assert_true(frame.colorSpace.fullRange, 'color range'); + frame.close(); + + frame = new VideoFrame(data, {...vfInit, format: 'RGBX'}); + assert_equals(frame.format, 'RGBX', 'plane format'); + assert_equals(frame.colorSpace.primaries, 'bt709', 'color primaries'); + assert_equals(frame.colorSpace.transfer, 'iec61966-2-1', 'color transfer'); + assert_equals(frame.colorSpace.matrix, 'rgb', 'color matrix'); + assert_true(frame.colorSpace.fullRange, 'color range'); + frame.close(); + + frame = new VideoFrame(data, {...vfInit, format: 'BGRA'}); + assert_equals(frame.format, 'BGRA', 'plane format'); + assert_equals(frame.colorSpace.primaries, 'bt709', 'color primaries'); + assert_equals(frame.colorSpace.transfer, 'iec61966-2-1', 'color transfer'); + assert_equals(frame.colorSpace.matrix, 'rgb', 'color matrix'); + assert_true(frame.colorSpace.fullRange, 'color range'); + frame.close(); + + frame = new VideoFrame(data, {...vfInit, format: 'BGRX'}); + assert_equals(frame.format, 'BGRX', 'plane format'); + assert_equals(frame.colorSpace.primaries, 'bt709', 'color primaries'); + assert_equals(frame.colorSpace.transfer, 'iec61966-2-1', 'color transfer'); + assert_equals(frame.colorSpace.matrix, 'rgb', 'color matrix'); + assert_true(frame.colorSpace.fullRange, 'color range'); + frame.close(); +}, 'Test buffer constructed RGB VideoFrames'); + +test(t => { + let image = makeImageBitmap(32, 16); + let frame = new VideoFrame(image, {timestamp: 0}); + assert_true(!!frame); + + frame_copy = new VideoFrame(frame); + assert_equals(frame.format, frame_copy.format); + assert_equals(frame.timestamp, frame_copy.timestamp); + assert_equals(frame.codedWidth, frame_copy.codedWidth); + assert_equals(frame.codedHeight, frame_copy.codedHeight); + assert_equals(frame.displayWidth, frame_copy.displayWidth); + assert_equals(frame.displayHeight, frame_copy.displayHeight); + assert_equals(frame.duration, frame_copy.duration); + frame_copy.close(); + + frame_copy = new VideoFrame(frame, {duration: 1234}); + assert_equals(frame.timestamp, frame_copy.timestamp); + assert_equals(frame_copy.duration, 1234); + frame_copy.close(); + + frame_copy = new VideoFrame(frame, {timestamp: 1234, duration: 456}); + assert_equals(frame_copy.timestamp, 1234); + assert_equals(frame_copy.duration, 456); + frame_copy.close(); + + frame.close(); +}, 'Test VideoFrame constructed VideoFrame'); + +test(t => { + let canvas = makeOffscreenCanvas(16, 16); + let frame = new VideoFrame(canvas, {timestamp: 0}); + assert_equals(frame.displayWidth, 16); + assert_equals(frame.displayHeight, 16); + frame.close(); +}, 'Test we can construct a VideoFrame from an offscreen canvas.'); + +test(t => { + let fmt = 'I420'; + let vfInit = { + format: fmt, + timestamp: 1234, + codedWidth: 4, + codedHeight: 2, + visibleRect: {x: 0, y: 0, width: 1, height: 1}, + }; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + 8, 7, 6, 5, 4, 3, 2, 1, // a + ]); + let frame = new VideoFrame(data, vfInit); + assert_equals(frame.format, fmt, 'format'); + assert_equals(frame.visibleRect.x, 0, 'visibleRect.x'); + assert_equals(frame.visibleRect.y, 0, 'visibleRect.y'); + assert_equals(frame.visibleRect.width, 1, 'visibleRect.width'); + assert_equals(frame.visibleRect.height, 1, 'visibleRect.height'); + frame.close(); +}, 'Test I420 VideoFrame with odd visible size'); + +test(t => { + let fmt = 'I420A'; + let vfInit = {format: fmt, timestamp: 1234, codedWidth: 4, codedHeight: 2}; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, // y + 1, 2, // u + 1, 2, // v + 8, 7, 6, 5, 4, 3, 2, 1, // a + ]); + let frame = new VideoFrame(data, vfInit); + assert_equals(frame.format, fmt, 'plane format'); + + let alpha_frame_copy = new VideoFrame(frame, {alpha: 'keep'}); + assert_equals(alpha_frame_copy.format, 'I420A', 'plane format'); + + let opaque_frame_copy = new VideoFrame(frame, {alpha: 'discard'}); + assert_equals(opaque_frame_copy.format, 'I420', 'plane format'); + + frame.close(); + alpha_frame_copy.close(); + opaque_frame_copy.close(); +}, 'Test I420A VideoFrame and alpha={keep,discard}'); + +test(t => { + let vfInit = {timestamp: 1234, codedWidth: 4, codedHeight: 2}; + let data = new Uint8Array([ + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, + 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, + ]); + let frame = new VideoFrame(data, {...vfInit, format: 'RGBA'}); + assert_equals(frame.format, 'RGBA', 'plane format'); + + let alpha_frame_copy = new VideoFrame(frame, {alpha: 'keep'}); + assert_equals(alpha_frame_copy.format, 'RGBA', 'plane format'); + + let opaque_frame_copy = new VideoFrame(frame, {alpha: 'discard'}); + assert_equals(opaque_frame_copy.format, 'RGBX', 'plane format'); + + alpha_frame_copy.close(); + opaque_frame_copy.close(); + frame.close(); + + frame = new VideoFrame(data, {...vfInit, format: 'BGRA'}); + assert_equals(frame.format, 'BGRA', 'plane format'); + + alpha_frame_copy = new VideoFrame(frame, {alpha: 'keep'}); + assert_equals(alpha_frame_copy.format, 'BGRA', 'plane format'); + + opaque_frame_copy = new VideoFrame(frame, {alpha: 'discard'}); + assert_equals(opaque_frame_copy.format, 'BGRX', 'plane format'); + + alpha_frame_copy.close(); + opaque_frame_copy.close(); + frame.close(); +}, 'Test RGBA, BGRA VideoFrames with alpha={keep,discard}'); + +test(t => { + let canvas = makeOffscreenCanvas(16, 16, {alpha: true}); + let frame = new VideoFrame(canvas, {timestamp: 0}); + assert_true( + frame.format == 'RGBA' || frame.format == 'BGRA' || + frame.format == 'I420A', + 'plane format should have alpha: ' + frame.format); + frame.close(); + + frame = new VideoFrame(canvas, {alpha: 'discard', timestamp: 0}); + assert_true( + frame.format == 'RGBX' || frame.format == 'BGRX' || + frame.format == 'I420', + 'plane format should not have alpha: ' + frame.format); + frame.close(); +}, 'Test a VideoFrame constructed from canvas can drop the alpha channel.'); + |