Camera Class
Definition
Caution
This class is obsoleted in this android platform
The Camera class is used to set image capture settings, start/stop preview, snap pictures, and retrieve frames for encoding for video.
[System.Obsolete("This class is obsoleted in this android platform")]
[Android.Runtime.Register("android/hardware/Camera", ApiSince=1, DoNotGenerateAcw=true)]
public class Camera : Java.Lang.Objecttype Camera = class
inherit Object- Inheritance
- Attributes
Remarks
Portions of this page are modifications based on work created and shared by the
Constructors
| Camera(IntPtr, JniHandleOwnership) |
A constructor used when creating managed representations of JNI objects; called by the runtime. |
Fields
| ActionNewPicture |
Broadcast Action: A new picture is taken by the camera, and the entry of the picture has been added to the media store. |
| ActionNewVideo |
Broadcast Action: A new video is recorded by the camera, and the entry of the video has been added to the media store. |
Properties
| Class |
Returns the unique instance of Class that represents this object's class. (Inherited from Object) |
| Handle |
The handle to the underlying Android instance. (Inherited from Object) |
| JniIdentityHashCode | (Inherited from Object) |
| JniPeerMembers | |
| NumberOfCameras |
Returns the number of physical cameras available on this device. |
| PeerReference | (Inherited from Object) |
| ThresholdClass |
This API supports the Mono for Android infrastructure and is not intended to be used directly from your code. |
| ThresholdType |
This API supports the Mono for Android infrastructure and is not intended to be used directly from your code. |
Methods
| AddCallbackBuffer(Byte[]) |
Adds a pre-allocated buffer to the preview callback buffer queue. |
| AutoFocus(Camera+IAutoFocusCallback) |
Starts camera auto-focus and registers a callback function to run when the camera is focused. |
| CancelAutoFocus() |
Cancels any auto-focus function in progress. |
| Clone() |
Creates and returns a copy of this |
| Dispose() | (Inherited from Object) |
| Dispose(Boolean) | (Inherited from Object) |
| EnableShutterSound(Boolean) | |
| Equals(Object) |
Compares this instance with the specified object and indicates if they are equal. (Inherited from Object) |
| GetCameraInfo(Int32, Camera+CameraInfo) |
Returns the information about a particular camera. |
| GetHashCode() |
Returns an integer hash code for this object. (Inherited from Object) |
| GetParameters() |
Returns the current settings for this Camera service. |
| JavaFinalize() |
Invoked when the garbage collector has detected that this instance is no longer reachable. (Inherited from Object) |
| Lock() |
Re-locks the camera to prevent other processes from accessing it. |
| Notify() |
Causes a thread which is waiting on this object's monitor (by means of
calling one of the |
| NotifyAll() |
Causes all threads which are waiting on this object's monitor (by means
of calling one of the |
| Open() |
Creates a new Camera object to access the first back-facing camera on the device. |
| Open(Int32) |
Creates a new Camera object to access a particular hardware camera. |
| Reconnect() |
Reconnects to the camera service after another process used it. |
| Release() |
Disconnects and releases the Camera object resources. |
| SetAutoFocusMoveCallback(Camera+IAutoFocusMoveCallback) |
Sets camera auto-focus move callback. |
| SetDisplayOrientation(Int32) |
Set the clockwise rotation of preview display in degrees. |
| SetErrorCallback(Camera+IErrorCallback) |
Registers a callback to be invoked when an error occurs. |
| SetFaceDetectionListener(Camera+IFaceDetectionListener) |
Registers a listener to be notified about the faces detected in the preview frame. |
| SetHandle(IntPtr, JniHandleOwnership) |
Sets the Handle property. (Inherited from Object) |
| SetOneShotPreviewCallback(Camera+IPreviewCallback) | |
| SetParameters(Camera+Parameters) |
Changes the settings for this Camera service. |
| SetPreviewCallback(Camera+IPreviewCallback) | |
| SetPreviewCallbackWithBuffer(Camera+IPreviewCallback) | |
| SetPreviewDisplay(ISurfaceHolder) |
Sets the Surface to be used for live preview. |
| SetPreviewTexture(SurfaceTexture) |
Sets the SurfaceTexture to be used for live preview. |
| SetZoomChangeListener(Camera+IOnZoomChangeListener) |
Registers a listener to be notified when the zoom value is updated by the camera driver during smooth zoom. |
| StartFaceDetection() |
Starts the face detection. |
| StartPreview() |
Starts capturing and drawing preview frames to the screen. |
| StartSmoothZoom(Int32) |
Zooms to the requested value smoothly. |
| StopFaceDetection() |
Stops the face detection. |
| StopPreview() |
Stops capturing and drawing preview frames to the surface, and resets the camera for a future call to StartPreview(). |
| StopSmoothZoom() |
Stops the smooth zoom. |
| TakePicture(Camera+IShutterCallback, Camera+IPictureCallback, Camera+IPictureCallback) |
Equivalent to takePicture(shutter, raw, null, jpeg). |
| TakePicture(Camera+IShutterCallback, Camera+IPictureCallback, Camera+IPictureCallback, Camera+IPictureCallback) |
Triggers an asynchronous image capture. |
| ToArray<T>() | (Inherited from Object) |
| ToString() |
Returns a string containing a concise, human-readable description of this object. (Inherited from Object) |
| Unlock() |
Unlocks the camera to allow another process to access it. |
| UnregisterFromRuntime() | (Inherited from Object) |
| Wait() |
Causes the calling thread to wait until another thread calls the |
| Wait(Int64) |
Causes the calling thread to wait until another thread calls the |
| Wait(Int64, Int32) |
Causes the calling thread to wait until another thread calls the |
Events
| FaceDetection | |
| ZoomChange |
Explicit Interface Implementations
| IJavaObjectEx.IsProxy | (Inherited from Object) |
| IJavaObjectEx.KeyHandle | (Inherited from Object) |
| IJavaObjectEx.NeedsActivation | (Inherited from Object) |
| IJavaObjectEx.ToLocalJniHandle() | (Inherited from Object) |
| IJavaPeerable.Disposed() | (Inherited from Object) |
| IJavaPeerable.DisposeUnlessReferenced() | (Inherited from Object) |
| IJavaPeerable.Finalized() | (Inherited from Object) |
| IJavaPeerable.JniManagedPeerState | (Inherited from Object) |
| IJavaPeerable.SetJniIdentityHashCode(Int32) | (Inherited from Object) |
| IJavaPeerable.SetJniManagedPeerState(JniManagedPeerStates) | (Inherited from Object) |
| IJavaPeerable.SetPeerReference(JniObjectReference) | (Inherited from Object) |
Extension Methods
| JavaCast<TResult>(IJavaObject) |
Performs an Android runtime-checked type conversion. |
| JavaCast<TResult>(IJavaObject) | |
| GetJniTypeName(IJavaPeerable) | |