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94 lines
3.9 KiB
HTML
94 lines
3.9 KiB
HTML
<!DOCTYPE html>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/mediacapture-image/resources/imagecapture-helpers.js"></script>
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<body>
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<canvas id='canvas' width=10 height=10/>
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</body>
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<script>
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// This test verifies that the |constraints| configured in the mock Mojo
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// service implementation, are returned by MediaStreamTrack.getSettings().
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image_capture_test(async t => {
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let canvas = document.getElementById('canvas');
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let context = canvas.getContext('2d');
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context.fillStyle = 'red';
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context.fillRect(0, 0, 10, 10);
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const constraints = { advanced : [{ whiteBalanceMode : 'single-shot',
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exposureMode : 'continuous',
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focusMode : 'single-shot',
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pointsOfInterest : [{x : 0.1, y : 0.2},
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{x : 0.3, y : 0.4}],
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exposureCompensation : 133.77,
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colorTemperature : 6000,
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iso : 120.0,
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brightness : 3,
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contrast : 4,
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saturation : 5,
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sharpness : 6,
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focusDistance : 7,
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zoom : 3.141592,
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torch : true
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}]};
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let stream = canvas.captureStream();
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let videoTrack = stream.getVideoTracks()[0];
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// |videoTrack|'s capabilities gathering, just like the actual capture, is
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// a process kicked off right after creation, we introduce a small delay
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// to allow for those to be collected, since they are needed to understand
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// which constraints are supported in applyConstraints().
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// TODO(mcasas): this shouldn't be needed, https://crbug.com/711524.
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await new Promise(resolve => step_timeout(resolve, 100));
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try {
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await videoTrack.applyConstraints(constraints);
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} catch (error) {
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assert_unreached('Error applying constraints: ' + error.message);
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}
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let settings = videoTrack.getSettings();
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assert_equals(typeof settings, 'object');
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assert_equals(constraints.advanced[0].whiteBalanceMode,
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settings.whiteBalanceMode, 'whiteBalanceMode');
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assert_equals(constraints.advanced[0].exposureMode, settings.exposureMode,
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'exposureMode');
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assert_equals(constraints.advanced[0].focusMode, settings.focusMode,
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'focusMode');
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assert_point2d_array_approx_equals(
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constraints.advanced[0].pointsOfInterest, settings.pointsOfInterest,
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0.01);
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assert_equals(constraints.advanced[0].exposureCompensation,
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settings.exposureCompensation, 'exposureCompensation');
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assert_equals(constraints.advanced[0].colorTemperature,
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settings.colorTemperature, 'colorTemperature');
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assert_equals(constraints.advanced[0].iso, settings.iso, 'iso');
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assert_equals(constraints.advanced[0].brightness, settings.brightness,
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'brightness');
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assert_equals(constraints.advanced[0].contrast, settings.contrast,
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'contrast');
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assert_equals(constraints.advanced[0].saturation, settings.saturation,
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'saturation');
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assert_equals(constraints.advanced[0].sharpness, settings.sharpness,
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'sharpness');
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assert_equals(constraints.advanced[0].focusDistance, settings.focusDistance,
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'focusDistance');
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assert_equals(constraints.advanced[0].zoom, settings.zoom, 'zoom');
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assert_equals(constraints.advanced[0].torch, settings.torch, 'torch');
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}, 'exercises an applyConstraints() - getSettings() cycle');
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</script>
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