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Unified Diff: third_party/WebKit/LayoutTests/fast/mediacapturefromelement/CanvasCaptureMediaStream-imagebitmaprenderingcontext.html

Issue 2683343002: Notify listeners on bitmaprenderer context changes (Closed)
Patch Set: Change didDraw() call. Created 3 years, 10 months ago
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Index: third_party/WebKit/LayoutTests/fast/mediacapturefromelement/CanvasCaptureMediaStream-imagebitmaprenderingcontext.html
diff --git a/third_party/WebKit/LayoutTests/fast/mediacapturefromelement/CanvasCaptureMediaStream-imagebitmaprenderingcontext.html b/third_party/WebKit/LayoutTests/fast/mediacapturefromelement/CanvasCaptureMediaStream-imagebitmaprenderingcontext.html
new file mode 100644
index 0000000000000000000000000000000000000000..0dec40996abf17d0776a2686184a191cddc19aef
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/fast/mediacapturefromelement/CanvasCaptureMediaStream-imagebitmaprenderingcontext.html
@@ -0,0 +1,47 @@
+ <!DOCTYPE html>
+ <script src =../../resources/testharness.js></script>
+ <script src =../../resources/testharnessreport.js></script>
+ <body></body>
+ <script>
+
+ function draw2d(canvas) {
+ var ctx = canvas.getContext('2d');
+ ctx.fillStyle = 'green';
+ ctx.fillRect(0, 0, canvas.width, canvas.height);
+};
+
+function drawWebGL(canvas) {
+ var gl = canvas.getContext('webgl');
+ gl.clearColor(0, 1, 0, 1);
+ gl.clear(gl.COLOR_BUFFER_BIT);
+};
+
+// Run captureStream() on OffscreenCanvas that uses transferToImageBitmap().
+var testOffScreenCanvasTransferBitmaps = function(drawFunction, message) {
+ async_test(function(test) {
+ var canvas = document.createElement('canvas');
+ document.body.appendChild(canvas);
+ var ctx = canvas.getContext('bitmaprenderer');
+ var offscreen = new OffscreenCanvas(64, 48);
+
+ var recorder = new MediaRecorder(canvas.captureStream());
+ recorder.ondataavailable = test.step_func_done(function(event) {
+ assert_true(event.data.size > 0, 'Recorded data size should be > 0');
+ });
+ recorder.start(0);
+
+ drawFunction(offscreen);
+ var image = offscreen.transferToImageBitmap();
+ assert_equals(image.width, 64);
+ assert_equals(image.height, 48);
+ ctx.transferFromImageBitmap(offscreen.transferToImageBitmap());
+ }), message;
+};
+
+testOffScreenCanvasTransferBitmaps(
+ draw2d,
+ 'captureStream() on OffscreenCanvas with 2D context using transferToImageBitmap().');
+testOffScreenCanvasTransferBitmaps(
+ drawWebGL,
+ 'captureStream() on OffscreenCanvas with WebGL context using transferToImageBitmap().');
+</script>
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