| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/mediacapture-image/resources/imagecapture-helpers.js"></script> |
| <body> |
| <canvas id='canvas' width=10 height=10/> |
| </body> |
| <script> |
| |
| // This test verifies that the |constraints| configured in the mock Mojo |
| // service implementation, are returned by MediaStreamTrack.getSettings(). |
| |
| image_capture_test(async t => { |
| let canvas = document.getElementById('canvas'); |
| let context = canvas.getContext('2d'); |
| context.fillStyle = 'red'; |
| context.fillRect(0, 0, 10, 10); |
| |
| const constraints = { advanced : [{ whiteBalanceMode : 'single-shot', |
| exposureMode : 'manual', |
| focusMode : 'single-shot', |
| |
| pointsOfInterest : [{x : 0.1, y : 0.2}, |
| {x : 0.3, y : 0.4}], |
| |
| exposureCompensation : 133.77, |
| // in nano-seconds. |
| exposureTime : 10000, |
| colorTemperature : 6000, |
| iso : 120.0, |
| |
| brightness : 3, |
| contrast : 4, |
| saturation : 5, |
| sharpness : 6, |
| focusDistance : 7, |
| |
| zoom : 3.141592, |
| |
| torch : true |
| }]}; |
| |
| let stream = canvas.captureStream(); |
| let videoTrack = stream.getVideoTracks()[0]; |
| |
| // |videoTrack|'s capabilities gathering, just like the actual capture, is |
| // a process kicked off right after creation, we introduce a small delay |
| // to allow for those to be collected, since they are needed to understand |
| // which constraints are supported in applyConstraints(). |
| // TODO(mcasas): this shouldn't be needed, https://crbug.com/711524. |
| await new Promise(resolve => step_timeout(resolve, 100)); |
| |
| try { |
| await videoTrack.applyConstraints(constraints); |
| } catch (error) { |
| assert_unreached('Error applying constraints: ' + error.message); |
| } |
| |
| let settings = videoTrack.getSettings(); |
| assert_equals(typeof settings, 'object'); |
| |
| assert_equals(constraints.advanced[0].whiteBalanceMode, |
| settings.whiteBalanceMode, 'whiteBalanceMode'); |
| assert_equals(constraints.advanced[0].exposureMode, settings.exposureMode, |
| 'exposureMode'); |
| assert_equals(constraints.advanced[0].focusMode, settings.focusMode, |
| 'focusMode'); |
| |
| assert_point2d_array_approx_equals( |
| constraints.advanced[0].pointsOfInterest, settings.pointsOfInterest, |
| 0.01); |
| |
| assert_equals(constraints.advanced[0].exposureCompensation, |
| settings.exposureCompensation, 'exposureCompensation'); |
| assert_equals(constraints.advanced[0].exposureTime, |
| settings.exposureTime, 'exposureTime'); |
| assert_equals(constraints.advanced[0].colorTemperature, |
| settings.colorTemperature, 'colorTemperature'); |
| assert_equals(constraints.advanced[0].iso, settings.iso, 'iso'); |
| |
| assert_equals(constraints.advanced[0].brightness, settings.brightness, |
| 'brightness'); |
| assert_equals(constraints.advanced[0].contrast, settings.contrast, |
| 'contrast'); |
| assert_equals(constraints.advanced[0].saturation, settings.saturation, |
| 'saturation'); |
| assert_equals(constraints.advanced[0].sharpness, settings.sharpness, |
| 'sharpness'); |
| |
| assert_equals(constraints.advanced[0].focusDistance, settings.focusDistance, |
| 'focusDistance'); |
| assert_equals(constraints.advanced[0].zoom, settings.zoom, 'zoom'); |
| |
| assert_equals(constraints.advanced[0].torch, settings.torch, 'torch'); |
| |
| }, 'exercises an applyConstraints() - getSettings() cycle'); |
| |
| </script> |
