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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/mediacapture-streams/MediaStreamTrack-MediaElement-disabled-video-is-black.https.html | |
| parent | Initial commit. (diff) | |
| download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip | |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/mediacapture-streams/MediaStreamTrack-MediaElement-disabled-video-is-black.https.html')
| -rw-r--r-- | testing/web-platform/tests/mediacapture-streams/MediaStreamTrack-MediaElement-disabled-video-is-black.https.html | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/testing/web-platform/tests/mediacapture-streams/MediaStreamTrack-MediaElement-disabled-video-is-black.https.html b/testing/web-platform/tests/mediacapture-streams/MediaStreamTrack-MediaElement-disabled-video-is-black.https.html new file mode 100644 index 0000000000..9215f931f0 --- /dev/null +++ b/testing/web-platform/tests/mediacapture-streams/MediaStreamTrack-MediaElement-disabled-video-is-black.https.html @@ -0,0 +1,126 @@ +<!doctype html> +<html> +<head> +<title>A disabled video track is rendered as blackness</title> +<link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/> +<link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#introduction"> +<link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#mediastreams-as-media-elements"> +</head> +<body> +<p class="instructions">When prompted, accept to share your video stream.</p> +<h1 class="instructions">Description</h1> +<p class="instructions">This test checks that a disabled video track in a +MediaStream is handled correctly by HTMLVideoElement.</p> +<video id="vid"></video> + +<div id='log'></div> +<script src=/resources/testharness.js></script> +<script src=/resources/testharnessreport.js></script> +<script src=/resources/testdriver.js></script> +<script src=/resources/testdriver-vendor.js></script> +<script src=permission-helper.js></script> +<script> + +function assertVideoElementIsBlack(vid) { + const cv = document.createElement("canvas"); + cv.width = vid.videoWidth; + cv.height = vid.videoHeight; + const ctx = cv.getContext("2d"); + ctx.drawImage(vid,0,0); + const imageData = ctx.getImageData(0, 0, cv.width, cv.height); + for (let i = 0; i < imageData.data.length / 4; ++i) { + assert_equals(imageData.data[i * 4], 0, "No red component in pixel #" + i); + assert_equals(imageData.data[i * 4 + 1], 0, "No green component in pixel #" + i); + assert_equals(imageData.data[i * 4 + 2], 0, "No blue component in pixel #" + i); + } +} + +promise_test(async t => { + const vid = document.getElementById("vid"); + await setMediaPermission("granted", ["camera"]); + const stream = await navigator.mediaDevices.getUserMedia({video: true}); + t.add_cleanup(() => { + for (let track of stream.getTracks()) { + track.stop(); + } + vid.srcObject = null; + }); + + stream.getTracks()[0].enabled = false; + vid.srcObject = stream; + vid.play(); + await new Promise(r => vid.onloadeddata = r); + assertVideoElementIsBlack(vid); +}, "Tests that a disabled video track in a MediaStream is rendered as blackness"); + +promise_test(async t => { + const vid = document.getElementById("vid"); + const cv = document.createElement("canvas"); + const ctx = cv.getContext("2d"); + ctx.fillStyle = "red"; + ctx.fillRect(0, 0, cv.width, cv.height); + const stream = cv.captureStream(); + t.add_cleanup(() => { + for (let track of stream.getTracks()) { + track.stop(); + } + vid.srcObject = null; + }); + + stream.getTracks()[0].enabled = false; + vid.srcObject = stream; + vid.play(); + await new Promise(r => vid.onloadeddata = r); + + assert_equals(vid.videoWidth, cv.width); + assert_equals(vid.videoHeight, cv.height); +}, "Test that a video element rendering a disabled video track reports correct intrinsic dimensions"); + +promise_test(async t => { + const vid = document.getElementById("vid"); + const cv = document.createElement("canvas"); + const originalWidth = cv.width; + const originalHeight = cv.height; + + const vid2 = document.createElement("video"); + const ctx = cv.getContext("2d"); + ctx.fillStyle = "red"; + ctx.fillRect(0, 0, cv.width, cv.height); + const stream = cv.captureStream(); + const stream2 = stream.clone(); + t.add_cleanup(() => { + for (let track of [...stream.getTracks(), ...stream2.getTracks()]) { + track.stop(); + } + vid.srcObject = null; + vid2.srcObject = null; + cv.width = originalWidth; + cv.height = originalHeight; + }); + + stream.getTracks()[0].enabled = false; + + vid.srcObject = stream; + vid2.srcObject = stream2; + vid.play(); + vid2.play(); + await Promise.all([ + new Promise(r => vid.onresize = r), + new Promise(r => vid2.onresize = r), + ]); + + // Test "flow" of the disabled track by checking for "resize" events on a + // video element rendering that track. Any delivered frames must be black. + let resized = 0; + vid.addEventListener("resize", t.step_func(() => assertVideoElementIsBlack(vid))); + + for (let i = 0; i < 2; ++i) { + cv.width = cv.width / 2; + cv.height = cv.height / 2; + ctx.fillRect(0, 0, cv.width, cv.height); + await new Promise(r => vid2.onresize = r); + } +}, "Test that frames are black for a disabled video track with an enabled clone"); +</script> +</body> +</html> |