ogg.h.svn-base

这是和p2p相关的一份源码

// ------------------------------------------------
// File : ogg.h
// Date: 28-may-2003
// Author: giles
//
// (c) 2002-3 peercast.org
// ------------------------------------------------
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
// ------------------------------------------------

#ifndef _OGG_H
#define _OGG_H


#include "channel.h"
// ----------------------------------------------
class OggPacket;

// ----------------------------------------------
class OGGStream : public ChannelStream
{
public:

	virtual void readHeader(Stream &,Channel *);
	virtual void readPacket(Stream &,Channel *);
	virtual void readEnd(Stream &,Channel *);


	void	readVorbisHeaders(Stream &,Channel *, OggPacket &);
	void	readVorbisIdent(Stream &, ChanInfo &);
	void	readVorbisSetup(Stream &);
	void	readVorbisComment(Stream &, ChanInfo &);

};

// ----------------------------------
class OggPacket
{
public:
	enum {
		MAX_BODYLEN = 65536,
		MAX_HEADERLEN = 27+256
	};

	void	read(Stream &);
	bool	isBOS();
	bool	isNewPacket();

	int headLen,bodyLen;
	unsigned char data[MAX_HEADERLEN+MAX_BODYLEN];
};
// ----------------------------------
class VorbisPacket
{
public:
	enum {
		MAX_BODYLEN = 65536		// probably too small
	};


	int	bodyLen;
	unsigned char body[MAX_BODYLEN];
};



#endif