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Added in API level 21
Summary: Ctors | Methods | Inherited Methods | [Expand All]

MediaCodec.Callback

public static abstract class MediaCodec.Callback
extends Object

java.lang.Object
   ↳ android.media.MediaCodec.Callback

MediaCodec回调接口。 用于异步通知用户各种MediaCodec事件。

Summary

Public constructors
MediaCodec.Callback()

Public methods
abstract void onError(MediaCodec codec, MediaCodec.CodecException e)

当MediaCodec遇到错误时调用
abstract void onInputBufferAvailable(MediaCodec codec, int index)

当输入缓冲区变为可用时调用。
abstract void onOutputBufferAvailable(MediaCodec codec, int index, MediaCodec.BufferInfo info)

当输出缓冲区变为可用时调用。
abstract void onOutputFormatChanged(MediaCodec codec, MediaFormat format)

当输出格式发生变化时调用

Inherited methods
From class java.lang.Object

Public constructors

MediaCodec.Callback

Added in API level 21 
MediaCodec.Callback ()

Public methods

onError

Added in API level 21 
void onError (MediaCodec codec, 
                MediaCodec.CodecException e)

当MediaCodec遇到错误时调用

Parameters
codec MediaCodec: The MediaCodec object.
e MediaCodec.CodecException: The MediaCodec.CodecException object describing the error.

onInputBufferAvailable

Added in API level 21 
void onInputBufferAvailable (MediaCodec codec, 
                int index)

当输入缓冲区变为可用时调用。

Parameters
codec MediaCodec: The MediaCodec object.
index int: The index of the available input buffer.

onOutputBufferAvailable

Added in API level 21 
void onOutputBufferAvailable (MediaCodec codec, 
                int index, 
                MediaCodec.BufferInfo info)

当输出缓冲区变为可用时调用。

Parameters
codec MediaCodec: The MediaCodec object.
index int: The index of the available output buffer.
info MediaCodec.BufferInfo: Info regarding the available output buffer MediaCodec.BufferInfo.

onOutputFormatChanged

Added in API level 21 
void onOutputFormatChanged (MediaCodec codec, 
                MediaFormat format)

当输出格式发生变化时调用

Parameters
codec MediaCodec: The MediaCodec object.
format MediaFormat: The new output format.
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