public class CameraAccessException extends AndroidException
CameraAccessException
is thrown if a camera device could not
be queried or opened by the CameraManager
, or if the connection to an
opened CameraDevice
is no longer valid.
CameraManager
,
CameraDevice
,
Serialized FormModifier and Type | Class and Description |
---|---|
static interface |
CameraAccessException.AccessError |
Modifier and Type | Field and Description |
---|---|
static int |
CAMERA_DEPRECATED_HAL
A deprecated HAL version is in use.
|
static int |
CAMERA_DISABLED
The camera is disabled due to a device policy, and cannot be opened.
|
static int |
CAMERA_DISCONNECTED
The camera device is removable and has been disconnected from the Android
device, or the camera id used with
CameraManager.openCamera(java.lang.String, android.hardware.camera2.CameraDevice.StateCallback, android.os.Handler)
is no longer valid, or the camera service has shut down the connection due to a
higher-priority access request for the camera device. |
static int |
CAMERA_ERROR
The camera device is currently in the error state.
|
static int |
CAMERA_IN_USE
The camera device is in use already.
|
static int |
MAX_CAMERAS_IN_USE
The system-wide limit for number of open cameras or camera resources has
been reached, and more camera devices cannot be opened or torch mode
cannot be turned on until previous instances are closed.
|
Constructor and Description |
---|
CameraAccessException(int problem) |
CameraAccessException(int problem,
String message) |
CameraAccessException(int problem,
String message,
Throwable cause) |
CameraAccessException(int problem,
Throwable cause) |
Modifier and Type | Method and Description |
---|---|
static String |
getDefaultMessage(int problem) |
int |
getReason()
The reason for the failure to access the camera.
|
addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString
public static final int CAMERA_IN_USE
public static final int MAX_CAMERAS_IN_USE
public static final int CAMERA_DISABLED
public static final int CAMERA_DISCONNECTED
CameraManager.openCamera(java.lang.String, android.hardware.camera2.CameraDevice.StateCallback, android.os.Handler)
is no longer valid, or the camera service has shut down the connection due to a
higher-priority access request for the camera device.public static final int CAMERA_ERROR
The camera has failed to open or has failed at a later time
as a result of some non-user interaction. Refer to
CameraDevice.StateCallback.onError(android.hardware.camera2.CameraDevice, int)
for the exact
nature of the error.
No further calls to the camera will succeed. Clean up
the camera with CameraDevice.close()
and try
handling the error in order to successfully re-open the camera.
public static final int CAMERA_DEPRECATED_HAL
public CameraAccessException(int problem)
public CameraAccessException(int problem, String message)
public CameraAccessException(int problem, Throwable cause)
public final int getReason()
CAMERA_DISABLED
,
CAMERA_DISCONNECTED
,
CAMERA_ERROR
public static String getDefaultMessage(int problem)