org.jcodec.common

Class VideoDecoder

java.lang.Object

org.jcodec.common.VideoDecoder

Direct Known Subclasses:

H264Decoder, JpegDecoder, MPEG4Decoder, MPEGDecoder, PNGDecoder, ProresDecoder, RAWVideoDecoder, VP8Decoder

public abstract class VideoDecoder
extends Object

This class is part of JCodec ( www.jcodec.org ) This software is distributed under FreeBSD License

Author:

The JCodec project

Constructor Summary

Constructors

Constructor and Description
VideoDecoder()

Method Summary

Modifier and Type	Method and Description
abstract Picture	decodeFrame(ByteBuffer data, byte[][] buffer) Decodes a video frame to an uncompressed picture in codec native colorspace
VideoDecoder	downscaled(int ratio) Returns a downscaled version of this decoder
abstract VideoCodecMeta	getCodecMeta(ByteBuffer data)
protected byte[][]	getSameSizeBuffer(int[][] buffer)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VideoDecoder

public VideoDecoder()

Method Detail

decodeFrame

public abstract Picture decodeFrame(ByteBuffer data,
                                    byte[][] buffer)

Decodes a video frame to an uncompressed picture in codec native colorspace

Parameters:

data - Compressed frame data

Throws:

IOException

getCodecMeta

public abstract VideoCodecMeta getCodecMeta(ByteBuffer data)

getSameSizeBuffer

protected byte[][] getSameSizeBuffer(int[][] buffer)

downscaled

public VideoDecoder downscaled(int ratio)

Returns a downscaled version of this decoder

Parameters:

ratio -

Returns: