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/* Copyright (c) MediaArea.net SARL. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license that can
* be found in the License.html file in the root of the source tree.
*/
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//
// Information about Teletext streams
//
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//---------------------------------------------------------------------------
#ifndef MediaInfo_File_TeletextH
#define MediaInfo_File_TeletextH
//---------------------------------------------------------------------------
//---------------------------------------------------------------------------
#include "MediaInfo/File__Analyze.h"
#include <bitset>
#include <string>
//---------------------------------------------------------------------------
namespace MediaInfoLib
{
//***************************************************************************
// Class File_Teletext
//***************************************************************************
class File_Teletext : public File__Analyze
{
public :
File_Teletext();
~File_Teletext();
//In
#if defined(MEDIAINFO_MPEGPS_YES)
bool FromMpegPs;
#endif
bool IsSubtitle;
private :
//Streams management
void Streams_Fill();
void Streams_Finish();
//Buffer - Synchro
bool Synchronize();
bool Synched_Test();
void Synched_Init();
//Buffer - Global
void Read_Buffer_Unsynched();
void Read_Buffer_Continue();
//Buffer - Per element
void Header_Parse();
void Data_Parse();
//Elements
void Character_Fill(wchar_t Character);
void HasChanged();
//Streams
struct stream
{
vector<std::wstring> CC_Displayed_Values;
stream()
{
CC_Displayed_Values.resize(26);
for (size_t PosY=0; PosY<26; ++PosY)
CC_Displayed_Values[PosY].resize(40, L' ');
}
void Clear()
{
for (size_t PosY=0; PosY<26; ++PosY)
for (size_t PosX=0; PosX<40; ++PosX)
CC_Displayed_Values[PosY][PosX]=L' ';
}
};
typedef map<int16u, stream> streams; //Key is Magazine+PageNumber
streams Streams;
int16u Stream_HasChanged;
//Temp
int8u X;
int8u Y;
std::bitset<16> C;
int8u PageNumber;
int16u SubCode;
int64u End;
//Ancillary
#if defined(MEDIAINFO_MPEGPS_YES)
File_Teletext* Parser;
#endif
};
} //NameSpace
#endif
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