MediaMetadataRetriever Class

Reference

Definition

Namespace:: Android.Media

Assembly:: Mono.Android.dll

Important

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MediaMetadataRetriever class provides a unified interface for retrieving frame and meta data from an input media file.

[Android.Runtime.Register("android/media/MediaMetadataRetriever", DoNotGenerateAcw=true)]
public class MediaMetadataRetriever : Java.Lang.Object, IDisposable, Java.Interop.IJavaPeerable, Java.Lang.IAutoCloseable

[<Android.Runtime.Register("android/media/MediaMetadataRetriever", DoNotGenerateAcw=true)>]
type MediaMetadataRetriever = class
    inherit Object
    interface IAutoCloseable
    interface IJavaObject
    interface IDisposable
    interface IJavaPeerable

Inheritance: Object

Object
MediaMetadataRetriever

Attributes: RegisterAttribute

Implements: IJavaObject IJavaPeerable IAutoCloseable IDisposable

Remarks

MediaMetadataRetriever class provides a unified interface for retrieving frame and meta data from an input media file.

Java documentation for android.media.MediaMetadataRetriever.

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

MediaMetadataRetriever()
MediaMetadataRetriever(IntPtr, JniHandleOwnership)	A constructor used when creating managed representations of JNI objects; called by the runtime.

Fields

MetadataKeyAlbum	Obsolete. The metadata key to retrieve the information about the album title of the data source.
MetadataKeyAlbumartist	Obsolete. The metadata key to retrieve the information about the performers or artist associated with the data source.
MetadataKeyArtist	Obsolete. The metadata key to retrieve the information about the artist of the data source.
MetadataKeyAuthor	Obsolete. The metadata key to retrieve the information about the author of the data source.
MetadataKeyBitrate	Obsolete. This key retrieves the average bitrate (in bits/sec), if available.
MetadataKeyBitsPerSample	Obsolete. This key retrieves the bits per sample in numbers of bits, if available.
MetadataKeyCaptureFramerate	Obsolete. This key retrieves the original capture framerate, if it's available.
MetadataKeyCdTrackNumber	Obsolete. The metadata key to retrieve the numeric string describing the order of the audio data source on its original recording.
MetadataKeyColorRange	Obsolete. This key retrieves the color range, if available.
MetadataKeyColorStandard	Obsolete. This key retrieves the color standard, if available.
MetadataKeyColorTransfer	Obsolete. This key retrieves the color transfer, if available.
MetadataKeyCompilation	Obsolete. The metadata key to retrieve the music album compilation status.
MetadataKeyComposer	Obsolete. The metadata key to retrieve the information about the composer of the data source.
MetadataKeyDate	Obsolete. The metadata key to retrieve the date when the data source was created or modified.
MetadataKeyDiscNumber	Obsolete. The metadata key to retrieve the numberic string that describes which part of a set the audio data source comes from.
MetadataKeyDuration	Obsolete. The metadata key to retrieve the playback duration (in ms) of the data source.
MetadataKeyExifLength	Obsolete. If the media contains EXIF data, this key retrieves the length (in bytes) of the data.
MetadataKeyExifOffset	Obsolete. If the media contains EXIF data, this key retrieves the offset (in bytes) of the data.
MetadataKeyGenre	Obsolete. The metadata key to retrieve the content type or genre of the data source.
MetadataKeyHasAudio	Obsolete. If this key exists the media contains audio content.
MetadataKeyHasImage	Obsolete. If this key exists the media contains still image content.
MetadataKeyHasVideo	Obsolete. If this key exists the media contains video content.
MetadataKeyImageCount	Obsolete. If the media contains still images, this key retrieves the number of still images.
MetadataKeyImageHeight	Obsolete. If the media contains still images, this key retrieves the height of the primary image.
MetadataKeyImagePrimary	Obsolete. If the media contains still images, this key retrieves the image index of the primary image.
MetadataKeyImageRotation	Obsolete. If the media contains still images, this key retrieves the rotation angle (in degrees clockwise) of the primary image.
MetadataKeyImageWidth	Obsolete. If the media contains still images, this key retrieves the width of the primary image.
MetadataKeyLocation	Obsolete. This key retrieves the location information, if available.
MetadataKeyMimetype	Obsolete. The metadata key to retrieve the mime type of the data source.
MetadataKeyNumTracks	Obsolete. The metadata key to retrieve the number of tracks, such as audio, video, text, in the data source, such as a mp4 or 3gpp file.
MetadataKeySamplerate	Obsolete. This key retrieves the sample rate in Hz, if available.
MetadataKeyTitle	Obsolete. The metadata key to retrieve the data source title.
MetadataKeyVideoFrameCount	Obsolete. If the media contains video and this key exists, it retrieves the total number of frames in the video sequence.
MetadataKeyVideoHeight	Obsolete. If the media contains video, this key retrieves its height.
MetadataKeyVideoRotation	Obsolete. This key retrieves the video rotation angle in degrees, if available.
MetadataKeyVideoWidth	Obsolete. If the media contains video, this key retrieves its width.
MetadataKeyWriter	Obsolete. The metadata key to retrieve the information of the writer (such as lyricist) of the data source.
MetadataKeyXmpLength	Obsolete. If the media contains XMP data, this key retrieves the length (in bytes) of the data.
MetadataKeyXmpOffset	Obsolete. If the media contains XMP data, this key retrieves the offset (in bytes) of the data.
MetadataKeyYear	Obsolete. The metadata key to retrieve the year when the data source was created or modified.
OptionClosest	Obsolete. This option is used with `#getFrameAtTime(long, int)` to retrieve a frame (not necessarily a key frame) associated with a data source that is located closest to or at the given time.
OptionClosestSync	Obsolete. This option is used with `#getFrameAtTime(long, int)` to retrieve a sync (or key) frame associated with a data source that is located closest to (in time) or at the given time.
OptionNextSync	Obsolete. This option is used with `#getFrameAtTime(long, int)` to retrieve a sync (or key) frame associated with a data source that is located right after or at the given time.
OptionPreviousSync	Obsolete. This option is used with `#getFrameAtTime(long, int)` to retrieve a sync (or key) frame associated with a data source that is located right before or at the given time.

Properties

Class	Returns the runtime class of this `Object`. (Inherited from Object)
FrameAtTime	Call this method after setDataSource().
Handle	The handle to the underlying Android instance. (Inherited from Object)
JniIdentityHashCode	(Inherited from Object)
JniPeerMembers
PeerReference	(Inherited from Object)
PrimaryImage	This method is similar to `#getPrimaryImage(BitmapParams)` except that the default for `BitmapParams` will be used.
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

Clone()	Creates and returns a copy of this object. (Inherited from Object)
Close()	Releases any acquired resources.
Dispose()	(Inherited from Object)
Dispose(Boolean)	(Inherited from Object)
Equals(Object)	Indicates whether some other object is "equal to" this one. (Inherited from Object)
ExtractMetadata(Int32)
ExtractMetadata(MetadataKey)	Call this method after setDataSource().
GetEmbeddedPicture()	Call this method after setDataSource().
GetFrameAtIndex(Int32, MediaMetadataRetriever+BitmapParams)	This method is similar to `#getFrameAtIndex(int, BitmapParams)` except that the default for `BitmapParams` will be used.
GetFrameAtIndex(Int32)	This method is similar to `#getFrameAtIndex(int, BitmapParams)` except that the default for `BitmapParams` will be used.
GetFrameAtTime(Int64, Int32)
GetFrameAtTime(Int64, Option, MediaMetadataRetriever+BitmapParams)	Call this method after setDataSource().
GetFrameAtTime(Int64, Option)	This method is similar to `#getFrameAtTime(long, int, BitmapParams)` except that the device will choose the actual `Bitmap.Config` to use.
GetFrameAtTime(Int64)	Call this method after setDataSource().
GetFramesAtIndex(Int32, Int32, MediaMetadataRetriever+BitmapParams)	This method is similar to `#getFramesAtIndex(int, int, BitmapParams)` except that the default for `BitmapParams` will be used.
GetFramesAtIndex(Int32, Int32)	This method is similar to `#getFramesAtIndex(int, int, BitmapParams)` except that the default for `BitmapParams` will be used.
GetHashCode()	Returns a hash code value for the object. (Inherited from Object)
GetImageAtIndex(Int32, MediaMetadataRetriever+BitmapParams)	This method is similar to `#getImageAtIndex(int, BitmapParams)` except that the default for `BitmapParams` will be used.
GetImageAtIndex(Int32)	This method is similar to `#getImageAtIndex(int, BitmapParams)` except that the default for `BitmapParams` will be used.
GetPrimaryImage(MediaMetadataRetriever+BitmapParams)	This method is similar to `#getPrimaryImage(BitmapParams)` except that the default for `BitmapParams` will be used.
GetScaledFrameAtTime(Int64, Option, Int32, Int32, MediaMetadataRetriever+BitmapParams)	This method is similar to `#getScaledFrameAtTime(long, int, int, int, BitmapParams)` except that the device will choose the actual `Bitmap.Config` to use.
GetScaledFrameAtTime(Int64, Option, Int32, Int32)	This method is similar to `#getScaledFrameAtTime(long, int, int, int, BitmapParams)` except that the device will choose the actual `Bitmap.Config` to use.
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)
Release()	Releases any acquired resources.
SetDataSource(Context, Uri)	Sets the data source as a content Uri.
SetDataSource(FileDescriptor, Int64, Int64)	Sets the data source (FileDescriptor) to use.
SetDataSource(FileDescriptor)	Sets the data source (FileDescriptor) to use.
SetDataSource(MediaDataSource)	Sets the data source (MediaDataSource) to use.
SetDataSource(String, IDictionary<String,String>)	Sets the data source (URI) to use.
SetDataSource(String)	Sets the data source (file pathname) to use.
SetDataSourceAsync(Context, Uri)
SetDataSourceAsync(FileDescriptor, Int64, Int64)
SetDataSourceAsync(FileDescriptor)
SetDataSourceAsync(MediaDataSource)
SetDataSourceAsync(String, IDictionary<String,String>)
SetDataSourceAsync(String)
SetHandle(IntPtr, JniHandleOwnership)	Sets the Handle property. (Inherited from Object)
ToArray<T>()	(Inherited from Object)
ToString()	Returns a string representation of the object. (Inherited from Object)
UnregisterFromRuntime()	(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

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)

Applies to

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