xref: /aosp_15_r20/frameworks/av/camera/aidl/android/hardware/camera2/ICameraDeviceCallbacks.aidl (revision ec779b8e0859a360c3d303172224686826e6e0e1)
1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package android.hardware.camera2;
18 
19 import android.hardware.camera2.CameraMetadataInfo;
20 import android.hardware.camera2.impl.CameraMetadataNative;
21 import android.hardware.camera2.impl.CaptureResultExtras;
22 import android.hardware.camera2.impl.PhysicalCaptureResultInfo;
23 
24 /** @hide */
25 interface ICameraDeviceCallbacks
26 {
27     // Error codes for onDeviceError
28     const int ERROR_CAMERA_INVALID_ERROR = -1; // To indicate all invalid error codes
29     const int ERROR_CAMERA_DISCONNECTED = 0;
30     const int ERROR_CAMERA_DEVICE = 1;
31     const int ERROR_CAMERA_SERVICE = 2;
32     const int ERROR_CAMERA_REQUEST = 3;
33     const int ERROR_CAMERA_RESULT = 4;
34     const int ERROR_CAMERA_BUFFER = 5;
35     const int ERROR_CAMERA_DISABLED = 6;
36 
onDeviceError(int errorCode, in CaptureResultExtras resultExtras)37     oneway void onDeviceError(int errorCode, in CaptureResultExtras resultExtras);
onDeviceIdle()38     oneway void onDeviceIdle();
onCaptureStarted(in CaptureResultExtras resultExtras, long timestamp)39     oneway void onCaptureStarted(in CaptureResultExtras resultExtras, long timestamp);
onResultReceived(in CameraMetadataInfo resultInfo, in CaptureResultExtras resultExtras, in PhysicalCaptureResultInfo[] physicalCaptureResultInfos)40     oneway void onResultReceived(in CameraMetadataInfo resultInfo,
41                                  in CaptureResultExtras resultExtras,
42                                  in PhysicalCaptureResultInfo[] physicalCaptureResultInfos);
onPrepared(int streamId)43     oneway void onPrepared(int streamId);
44 
45     /**
46      * Repeating request encountered an error and was stopped.
47      *
48      * @param lastFrameNumber Frame number of the last frame of the streaming request.
49      * @param repeatingRequestId the ID of the repeating request being stopped
50      */
onRepeatingRequestError(in long lastFrameNumber, in int repeatingRequestId)51     oneway void onRepeatingRequestError(in long lastFrameNumber,
52                                         in int repeatingRequestId);
onRequestQueueEmpty()53     oneway void onRequestQueueEmpty();
54 
55     /**
56      * Notify registered clients about client shared access priority changes when the camera device
57      * has been opened in shared mode.
58      *
59      * If the client priority changes from secondary to primary, then it can now
60      * create capture request and change the capture request parameters. If client priority
61      * changes from primary to secondary, that implies that another higher priority client is also
62      * accessing the camera in shared mode and is now the primary client.
63      */
onClientSharedAccessPriorityChanged(boolean primaryClient)64     oneway void onClientSharedAccessPriorityChanged(boolean primaryClient);
65 }
66