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flv.h
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flv.h
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/**************************************************************************
Lightspark, a free flash player implementation
Copyright (C) 2009,2010 Alessandro Pignotti (a.pignotti@sssup.it)
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 3 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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
**************************************************************************/
#ifndef FLV_H
#define FLV_H
#include <istream>
#include "swftypes.h"
namespace lightspark
{
class FLV_HEADER
{
private:
unsigned int dataOffset;
unsigned int version;
bool valid;
bool _hasAudio;
bool _hasVideo;
public:
FLV_HEADER(std::istream& in);
unsigned int skipAmount() const {return dataOffset;}
bool isValid() const { return valid; }
bool hasAudio() const { return _hasAudio; }
bool hasVideo() const { return _hasVideo; }
};
class VideoTag
{
protected:
uint32_t dataSize;
uint32_t timestamp;
uint32_t totalLen;
public:
VideoTag(std::istream& s);
uint32_t getDataSize() const { return dataSize; }
uint32_t getTotalLen() const { return totalLen; }
};
class ScriptDataTag: public VideoTag
{
public:
double frameRate;
ScriptDataTag(std::istream& s);
};
class ScriptDataString
{
private:
uint32_t size;
tiny_string val;
public:
ScriptDataString(std::istream& s);
const tiny_string& getString() const { return val; }
uint32_t getSize() const { return size; }
};
class ScriptECMAArray
{
public:
double frameRate;
ScriptECMAArray(std::istream& s);
};
class VideoDataTag: public VideoTag
{
private:
bool _isHeader;
public:
int frameType;
int codecId;
uint8_t* packetData;
uint32_t packetLen;
VideoDataTag(std::istream& s);
void releaseBuffer()
{
packetData=NULL;
packetLen=0;
}
~VideoDataTag();
bool isHeader() const { return _isHeader; }
};
class AudioDataTag: public VideoTag
{
public:
AudioDataTag(std::istream& s);
};
};
#endif