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<!doctype html>
<title>MediaStreamTrack clones have independent settings. Assumes Mozilla's fake camera source with 480p and 720p capabilities.</title>
<meta name="timeout" content="long">
<p class="instructions">When prompted, accept to share your video stream.</p>
<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=../mediacapture-streams/settings-helper.js></script>
<script src=../mediacapture-streams/video-test-helper.js></script>
<script>
"use strict"
setup(() => assert_implements("getDisplayMedia" in navigator.mediaDevices, "getDisplayMedia() not supported"));
// Note these gDM tests will fail if our own window is on a screen different
// than the system's first screen. They're functions in case the browser
// window needs to be moved to the first screen during the test in order to
// pass.
function screenPixelRatio() { return SpecialPowers.wrap(window).desktopToDeviceScale; }
function screenWidth() { return window.screen.width * window.devicePixelRatio; }
function screenHeight() { return window.screen.height * window.devicePixelRatio; }
function desktopWidth() {
// TODO: Bug 1965499 - scale down by screenPixelRatio by default in resizeMode: crop-and-scale.
// return screenWidth() / screenPixelRatio();
return screenWidth();
}
function desktopHeight() {
// TODO: Bug 1965499 - scale down by screenPixelRatio by default in resizeMode: crop-and-scale.
// return screenHeight() / screenPixelRatio();
return screenHeight();
}
// TODO: By default we shouldn't be multiplying with window.devicePixelRatio (bug 1703991).
function defaultScreen() {
return {
resizeMode: "crop-and-scale",
width: screenWidth(),
height: screenHeight(),
frameRate: 30,
};
}
// TODO: Should get the source's real refresh rate for frameRate (bug 1984363).
function nativeScreen() {
return {
resizeMode: "none",
width: screenWidth(),
height: screenHeight(),
frameRate: 60
};
}
[
[
[{resizeMode: "none", width: 100}, {resizeMode: "none", height: 500}],
[nativeScreen, nativeScreen],
],
[
[{resizeMode: "none", frameRate: 50}, {resizeMode: "none", frameRate: 1}],
[nativeScreen, nativeScreen],
],
[
[{resizeMode: "none"}, {resizeMode: "crop-and-scale"}],
[nativeScreen, defaultScreen],
],
[
[{resizeMode: "crop-and-scale"}, {resizeMode: "crop-and-scale", height: 100}],
[
defaultScreen,
() => ({
resizeMode: "crop-and-scale",
width: Math.round(screenWidth() / screenHeight() * 100),
height: 100,
frameRate: 30
}),
],
],
[
[{resizeMode: "crop-and-scale", height: 100}, {resizeMode: "crop-and-scale"}],
[
() => ({
resizeMode: "crop-and-scale",
width: Math.round(screenWidth() / screenHeight() * 100),
height: 100,
frameRate: 30
}),
defaultScreen,
],
],
[
[{resizeMode: "crop-and-scale", frameRate: 5}, {resizeMode: "crop-and-scale", frameRate: 50}],
[
() => {
const { width, height } = defaultScreen();
return { width, height, frameRate: 5};
},
() => {
const { width, height } = defaultScreen();
return { width, height, frameRate: 50};
},
],
[[2, 7], [2, 50]],
],
[
[{resizeMode: "crop-and-scale", frameRate: 50}, {resizeMode: "crop-and-scale", frameRate: 5}],
[
() => {
const { width, height } = defaultScreen();
return { width, height, frameRate: 50};
},
() => {
const { width, height } = defaultScreen();
return { width, height, frameRate: 5};
},
[[2, 50], [2, 7]]
],
],
[
[{resizeMode: "none"}, {resizeMode: "crop-and-scale", frameRate: 5000}, {}],
[
nativeScreen,
() => {
const { width, height } = defaultScreen();
return { width, height, frameRate: 120};
},
]
],
].forEach(
([
[video, cloneVideo],
[expectedFunc, cloneExpectedFunc],
[testFramerate, cloneTestFramerate] = [null, null]
]) => {
let expected, cloneExpected;
promise_test(async t => {
expected = expectedFunc();
cloneExpected = cloneExpectedFunc();
await test_driver.bless('getDisplayMedia()');
const stream = await navigator.mediaDevices.getDisplayMedia({video});
const [track] = stream.getTracks();
const clone = track.clone();
t.add_cleanup(() => {
track.stop();
clone.stop();
});
let settings = track.getSettings();
let cloneSettings = clone.getSettings();
for (const key of Object.keys(expected)) {
assert_equals(settings[key], expected[key], `original: ${key}`);
assert_equals(cloneSettings[key], expected[key], `clone: ${key}`);
}
await clone.applyConstraints(cloneVideo);
settings = track.getSettings();
cloneSettings = clone.getSettings();
for (const key of Object.keys(expected)) {
assert_equals(settings[key], expected[key], `original-post: ${key}`);
}
for (const key of Object.keys(cloneExpected)) {
assert_equals(cloneSettings[key], cloneExpected[key], `clone-post: ${key}`);
}
await test_resolution_equals(t, track, settings.width, settings.height);
await test_resolution_equals(t, clone, cloneSettings.width, cloneSettings.height);
if (testFramerate) {
const [low, high] = testFramerate;
await test_framerate_between_exclusive(t, track, low, high);
}
if (cloneTestFramerate) {
const [low, high] = cloneTestFramerate;
await test_framerate_between_exclusive(t, clone, low, high);
}
}, `gDM gets expected modes by ${JSON.stringify(video)} + (cloned) ${JSON.stringify(cloneVideo)}`);
});
promise_test(async t => {
await test_driver.bless('getDisplayMedia()');
const stream = await navigator.mediaDevices.getDisplayMedia({video: {resizeMode: "none"}});
const [track] = stream.getTracks();
const clone = track.clone();
t.add_cleanup(() => {
track.stop();
clone.stop();
});
await clone.applyConstraints(
{
resizeMode: "crop-and-scale",
width: 400,
height: 400
}
);
const expected = findFittestResolutionSetting(
screenWidth(),
screenHeight(),
clone.getConstraints()
);
assert_equals(clone.getSettings().width, expected.width, "width");
assert_equals(clone.getSettings().height, expected.height, "height");
await test_resolution_equals(t, clone, clone.getSettings().width, clone.getSettings().height);
assert_approx_equals(
clone.getSettings().width / clone.getSettings().height,
desktopWidth() / desktopHeight(),
0.01,
"aspect ratio"
);
assert_equals(clone.getSettings().resizeMode, "crop-and-scale", "resizeMode");
}, "applyConstraints on gDM clone doesn't crop with only ideal dimensions");
promise_test(async t => {
await test_driver.bless('getDisplayMedia()');
const stream = await navigator.mediaDevices.getDisplayMedia({video: {resizeMode: "none"}});
const [track] = stream.getTracks();
const clone = track.clone();
t.add_cleanup(() => {
track.stop();
clone.stop();
});
await clone.applyConstraints(
{
resizeMode: "crop-and-scale",
width: {max: 400},
height: {ideal: 400}
}
);
assert_equals(clone.getSettings().width, 400, "width");
assert_equals(
clone.getSettings().height,
Math.round(screenHeight() / screenWidth() * 400),
"height"
);
await test_resolution_equals(t, clone, clone.getSettings().width, clone.getSettings().height);
assert_equals(clone.getSettings().resizeMode, "crop-and-scale", "resizeMode");
}, "applyConstraints on gDM clone doesn't crop with ideal and max dimensions");
</script>
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