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      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 /**
     18  * @addtogroup Camera
     19  * @{
     20  */
     21 
     22 /**
     23  * @file NdkCameraError.h
     24  */
     25 
     26 /*
     27  * This file defines an NDK API.
     28  * Do not remove methods.
     29  * Do not change method signatures.
     30  * Do not change the value of constants.
     31  * Do not change the size of any of the classes defined in here.
     32  * Do not reference types that are not part of the NDK.
     33  * Do not #include files that aren't part of the NDK.
     34  */
     35 
     36 #ifndef _NDK_CAMERA_ERROR_H
     37 #define _NDK_CAMERA_ERROR_H
     38 
     39 #ifdef __cplusplus
     40 extern "C" {
     41 #endif
     42 
     43 typedef enum {
     44     ACAMERA_OK = 0,
     45 
     46     ACAMERA_ERROR_BASE                  = -10000,
     47 
     48     /**
     49      * Camera operation has failed due to an unspecified cause.
     50      */
     51     ACAMERA_ERROR_UNKNOWN               = ACAMERA_ERROR_BASE,
     52 
     53     /**
     54      * Camera operation has failed due to an invalid parameter being passed to the method.
     55      */
     56     ACAMERA_ERROR_INVALID_PARAMETER     = ACAMERA_ERROR_BASE - 1,
     57 
     58     /**
     59      * Camera operation has failed because the camera device has been closed, possibly because a
     60      * higher-priority client has taken ownership of the camera device.
     61      */
     62     ACAMERA_ERROR_CAMERA_DISCONNECTED   = ACAMERA_ERROR_BASE - 2,
     63 
     64     /**
     65      * Camera operation has failed due to insufficient memory.
     66      */
     67     ACAMERA_ERROR_NOT_ENOUGH_MEMORY     = ACAMERA_ERROR_BASE - 3,
     68 
     69     /**
     70      * Camera operation has failed due to the requested metadata tag cannot be found in input
     71      * {@link ACameraMetadata} or {@link ACaptureRequest}.
     72      */
     73     ACAMERA_ERROR_METADATA_NOT_FOUND    = ACAMERA_ERROR_BASE - 4,
     74 
     75     /**
     76      * Camera operation has failed and the camera device has encountered a fatal error and needs to
     77      * be re-opened before it can be used again.
     78      */
     79     ACAMERA_ERROR_CAMERA_DEVICE         = ACAMERA_ERROR_BASE - 5,
     80 
     81     /**
     82      * Camera operation has failed and the camera service has encountered a fatal error.
     83      *
     84      * <p>The Android device may need to be shut down and restarted to restore
     85      * camera function, or there may be a persistent hardware problem.</p>
     86      *
     87      * <p>An attempt at recovery may be possible by closing the
     88      * ACameraDevice and the ACameraManager, and trying to acquire all resources
     89      * again from scratch.</p>
     90      */
     91     ACAMERA_ERROR_CAMERA_SERVICE        = ACAMERA_ERROR_BASE - 6,
     92 
     93     /**
     94      * The {@link ACameraCaptureSession} has been closed and cannnot perform any operation other
     95      * than {@link ACameraCaptureSession_close}.
     96      */
     97     ACAMERA_ERROR_SESSION_CLOSED        = ACAMERA_ERROR_BASE - 7,
     98 
     99     /**
    100      * Camera operation has failed due to an invalid internal operation. Usually this is due to a
    101      * low-level problem that may resolve itself on retry
    102      */
    103     ACAMERA_ERROR_INVALID_OPERATION     = ACAMERA_ERROR_BASE - 8,
    104 
    105     /**
    106      * Camera device does not support the stream configuration provided by application in
    107      * {@link ACameraDevice_createCaptureSession}.
    108      */
    109     ACAMERA_ERROR_STREAM_CONFIGURE_FAIL = ACAMERA_ERROR_BASE - 9,
    110 
    111     /**
    112      * Camera device is being used by another higher priority camera API client.
    113      */
    114     ACAMERA_ERROR_CAMERA_IN_USE         = ACAMERA_ERROR_BASE - 10,
    115 
    116     /**
    117      * The system-wide limit for number of open cameras or camera resources has been reached, and
    118      * more camera devices cannot be opened until previous instances are closed.
    119      */
    120     ACAMERA_ERROR_MAX_CAMERA_IN_USE     = ACAMERA_ERROR_BASE - 11,
    121 
    122     /**
    123      * The camera is disabled due to a device policy, and cannot be opened.
    124      */
    125     ACAMERA_ERROR_CAMERA_DISABLED       = ACAMERA_ERROR_BASE - 12,
    126 
    127     /**
    128      * The application does not have permission to open camera.
    129      */
    130     ACAMERA_ERROR_PERMISSION_DENIED     = ACAMERA_ERROR_BASE - 13,
    131 } camera_status_t;
    132 
    133 
    134 #ifdef __cplusplus
    135 } // extern "C"
    136 #endif
    137 
    138 #endif // _NDK_CAMERA_ERROR_H
    139 
    140 /** @} */
    141