зеркало из https://github.com/mozilla/gecko-dev.git
64 строки
2.2 KiB
Plaintext
64 строки
2.2 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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enum CameraMode { "unspecified", "picture", "video" };
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/* Used for the dimensions of a captured picture,
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a preview stream, a video capture stream, etc. */
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dictionary CameraSize
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{
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unsigned long width = 0;
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unsigned long height = 0;
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};
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/* Pre-emptive camera configuration options. If 'mode' is set to "unspecified",
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the camera will not be configured immediately. If the 'mode' is set to
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"video" or "picture", then the camera automatically configures itself and
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will be ready for use upon return.
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The remaining parameters are optional and are considered hints by the
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camera. The application should use the values returned in the
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GetCameraCallback configuration because while the camera makes a best effort
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to adhere to the requested values, it may need to change them to ensure
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optimal behavior.
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If not specified, 'pictureSize' and 'recorderProfile' default to the best or
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highest resolutions supported by the camera hardware.
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To determine 'previewSize', one should generally provide the size of the
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element which will contain the preview rather than guess which supported
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preview size is the best. If not specified, 'previewSize' defaults to the
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inner window size. */
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dictionary CameraConfiguration
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{
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CameraMode mode = "picture";
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CameraSize previewSize = null;
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CameraSize pictureSize = null;
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/* one of the profiles reported by
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CameraControl.capabilities.recorderProfiles
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*/
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DOMString recorderProfile = "default";
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};
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[Func="nsDOMCameraManager::HasSupport"]
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interface CameraManager
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{
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/* get a camera instance; 'camera' is one of the camera
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identifiers returned by getListOfCameras() below.
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*/
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[Throws]
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Promise<CameraGetPromiseData> getCamera(DOMString camera,
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optional CameraConfiguration initialConfiguration);
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/* return an array of camera identifiers, e.g.
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[ "front", "back" ]
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*/
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[Throws]
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sequence<DOMString> getListOfCameras();
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};
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