BitmapFactory Class
Definition
Important
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Creates Bitmap objects from various sources, including files, streams, and byte-arrays.
[Android.Runtime.Register("android/graphics/BitmapFactory", DoNotGenerateAcw=true)]
public class BitmapFactory : Java.Lang.Object[<Android.Runtime.Register("android/graphics/BitmapFactory", DoNotGenerateAcw=true)>]
type BitmapFactory = class
inherit Object- Inheritance
- Attributes
Remarks
Creates Bitmap objects from various sources, including files, streams, and byte-arrays.
Java documentation for android.graphics.BitmapFactory.
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Constructors
| Name | Description |
|---|---|
| BitmapFactory() | |
| BitmapFactory(IntPtr, JniHandleOwnership) |
A constructor used when creating managed representations of JNI objects; called by the runtime. |
Properties
| Name | Description |
|---|---|
| Class |
Returns the runtime class of this |
| Handle |
The handle to the underlying Android instance. (Inherited from Object) |
| JniIdentityHashCode |
Gets the identity hash code assigned to this Java peer by the interop runtime. (Inherited from Object) |
| JniPeerMembers | |
| PeerReference |
Gets the JNI object reference for this Java peer. (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
| Name | Description |
|---|---|
| Clone() |
Creates and returns a copy of this object. (Inherited from Object) |
| DecodeByteArray(Byte[], Int32, Int32, BitmapFactory+Options) |
Decode an immutable bitmap from the specified byte array. |
| DecodeByteArray(Byte[], Int32, Int32) |
Decode an immutable bitmap from the specified byte array. |
| DecodeByteArrayAsync(Byte[], Int32, Int32, BitmapFactory+Options) | |
| DecodeByteArrayAsync(Byte[], Int32, Int32) | |
| DecodeFile(String, BitmapFactory+Options) |
Decode a file path into a bitmap. |
| DecodeFile(String) |
Decode a file path into a bitmap. |
| DecodeFileAsync(String, BitmapFactory+Options) | |
| DecodeFileAsync(String) | |
| DecodeFileDescriptor(FileDescriptor, Rect, BitmapFactory+Options) |
Decode a bitmap from the file descriptor. |
| DecodeFileDescriptor(FileDescriptor) |
Decode a bitmap from the file descriptor. |
| DecodeFileDescriptorAsync(FileDescriptor, Rect, BitmapFactory+Options) | |
| DecodeFileDescriptorAsync(FileDescriptor) | |
| DecodeResource(Resources, Int32, BitmapFactory+Options) |
Synonym for |
| DecodeResource(Resources, Int32) |
Synonym for |
| DecodeResourceAsync(Resources, Int32, BitmapFactory+Options) | |
| DecodeResourceAsync(Resources, Int32) | |
| DecodeResourceStream(Resources, TypedValue, Stream, Rect, BitmapFactory+Options) |
Decode a new Bitmap from an InputStream. |
| DecodeResourceStreamAsync(Resources, TypedValue, Stream, Rect, BitmapFactory+Options) | |
| DecodeStream(Stream, Rect, BitmapFactory+Options) |
Decode an input stream into a bitmap. |
| DecodeStream(Stream) |
Decode an input stream into a bitmap. |
| DecodeStreamAsync(Stream, Rect, BitmapFactory+Options) | |
| DecodeStreamAsync(Stream) | |
| Dispose() |
Releases the resources held by this Java peer. (Inherited from Object) |
| Dispose(Boolean) |
Releases the resources held by this Java peer. (Inherited from Object) |
| Equals(Object) |
Indicates whether some other object is "equal to" this one. (Inherited from Object) |
| GetHashCode() |
Returns a hash code value for the object. (Inherited from Object) |
| JavaFinalize() |
Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. (Inherited from Object) |
| Notify() |
Wakes up a single thread that is waiting on this object's monitor. (Inherited from Object) |
| NotifyAll() |
Wakes up all threads that are waiting on this object's monitor. (Inherited from Object) |
| SetHandle(IntPtr, JniHandleOwnership) |
Sets the Handle property. (Inherited from Object) |
| ToArray<T>() |
Creates a managed array from this Java array wrapper. (Inherited from Object) |
| ToString() |
Returns a string representation of the object. (Inherited from Object) |
| UnregisterFromRuntime() |
Unregisters this Java peer from the interop runtime. (Inherited from Object) |
| Wait() |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>. (Inherited from Object) |
| Wait(Int64, Int32) |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed. (Inherited from Object) |
| Wait(Int64) |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed. (Inherited from Object) |
Explicit Interface Implementations
| Name | Description |
|---|---|
| IJavaPeerable.Disposed() |
Notifies the interop runtime that this managed peer has been disposed. (Inherited from Object) |
| IJavaPeerable.DisposeUnlessReferenced() |
Releases this Java peer unless it is retained by another managed reference. (Inherited from Object) |
| IJavaPeerable.Finalized() |
Notifies the interop runtime that this managed peer has been finalized. (Inherited from Object) |
| IJavaPeerable.JniManagedPeerState |
Gets the state that describes the relationship between this managed peer and its JNI reference. (Inherited from Object) |
| IJavaPeerable.SetJniIdentityHashCode(Int32) |
Sets the interop identity hash code for this Java peer. (Inherited from Object) |
| IJavaPeerable.SetJniManagedPeerState(JniManagedPeerStates) |
Sets the managed and JNI peer state for this Java peer. (Inherited from Object) |
| IJavaPeerable.SetPeerReference(JniObjectReference) |
Sets the JNI object reference used by this managed peer. (Inherited from Object) |
Extension Methods
| Name | Description |
|---|---|
| GetJniTypeName(IJavaPeerable) |
Gets the JNI name of the type of the instance |
| JavaAs<TResult>(IJavaPeerable) |
Try to coerce |
| JavaCast<TResult>(IJavaObject) |
Performs an Android runtime-checked type conversion. |
| JavaCast<TResult>(IJavaObject) | |
| TryJavaCast<TResult>(IJavaPeerable, TResult) |
Try to coerce |