naiveproxy/media/capture/video/chromeos/mojo/camera_common.mojom
2018-08-11 05:35:24 +00:00

91 lines
3.0 KiB
Plaintext

// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Next min version: 2
module cros.mojom;
import "media/capture/video/chromeos/mojo/camera3.mojom";
import "media/capture/video/chromeos/mojo/camera_metadata.mojom";
enum CameraFacing {
CAMERA_FACING_BACK = 0,
CAMERA_FACING_FRONT = 1,
CAMERA_FACING_EXTERNAL = 2,
};
struct CameraResourceCost {
uint32 resource_cost;
};
struct CameraInfo {
CameraFacing facing;
int32 orientation;
uint32 device_version;
CameraMetadata static_camera_characteristics;
[MinVersion=1] CameraResourceCost? resource_cost;
[MinVersion=1] array<string>? conflicting_devices;
};
enum CameraDeviceStatus {
CAMERA_DEVICE_STATUS_NOT_PRESENT = 0,
CAMERA_DEVICE_STATUS_PRESENT = 1,
CAMERA_DEVICE_STATUS_ENUMERATING = 2,
};
enum TorchModeStatus {
TORCH_MODE_STATUS_NOT_AVAILABLE = 0,
TORCH_MODE_STATUS_AVAILABLE_OFF = 1,
TORCH_MODE_STATUS_AVAILABLE_ON = 2,
};
// CameraModuleCallbacks is a translation of the camera_module_callbacks_t API
// (https://goo.gl/8Hf8S8). CameraModuleCallbacks is used by the camera HAL to
// inform the client of the various status change of a camera.
//
// Next method ID: 2
interface CameraModuleCallbacks {
// CameraDeviceStatusChange() is called by the camera HAL to notify the client
// of the new status of the camera device specified by |camera_id|.
CameraDeviceStatusChange@0(int32 camera_id, CameraDeviceStatus new_status);
// TorchModeStatusChange() is called by the camera HAL to notify the client of
// the new status of the torch mode of the flash unit associated with
// |camera_id|.
[MinVersion=1]
TorchModeStatusChange@1(int32 camera_id, TorchModeStatus new_status);
};
// CameraModule is a translation of the camera_module_t API
// (https://goo.gl/8Hf8S8). CameraModule is the interface to interact with a
// camera HAL to query device info and open camera devices.
//
// Next method ID: 6
interface CameraModule {
// Opens the camera device specified by |camera_id|. On success, the camera
// device is accessible through the |device_ops| returned.
OpenDevice@0(int32 camera_id, Camera3DeviceOps& device_ops_request)
=> (int32 result);
// Gets the number of cameras currently present on the system.
GetNumberOfCameras@1() => (int32 result);
// Gets various info about the camera specified by |camera_id|.
GetCameraInfo@2(int32 camera_id) => (int32 result, CameraInfo? camera_info);
// Registers the CameraModuleCallbacks interface with the camera HAL.
SetCallbacks@3(CameraModuleCallbacks callbacks) => (int32 result);
// Turns on or off the torch mode of the flash unit associated with the given
// |camera_id|.
[MinVersion=1]
SetTorchMode@4(int32 camera_id, bool enabled) => (int32 result);
// Called by the client before any other methods are invoked. The Init()
// method can be used by the camera HAL to perform initialization and other
// one-time operations.
[MinVersion=1]
Init@5() => (int32 result);
};