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/*
* vdr-ttxtsubs - A plugin for the Linux Video Disk Recorder
* Copyright (c) 2003 - 2008 Ragnar Sundblad <ragge@nada.kth.se>
*
* 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
class cRingBufferFrame;
struct encodedPTS {
uint8_t valid;
uint8_t data[5];
};
class cTtxtSubsReceiver : public cReceiver
{
public:
cTtxtSubsReceiver(tChannelID ChnId, int Ca, struct ttxtpidinfo *PI);
virtual ~cTtxtSubsReceiver();
// returns pointer buf if there is new data
uint8_t *Get(uint8_t *buf, encodedPTS *pts = NULL);
// wait for more data
void Wait(void);
void IndexPage(char ***lines, int *linecount);
protected:
virtual void Activate(bool On);
virtual void Receive(uchar *Data, int Length);
virtual void AddIndexInfo(char *lang, int type, uint16_t page);
virtual void EndIndexInfo(void);
private:
cMutex mGetMutex;
cCondVar mGetCond;
cRingBufferFrame mRingBuf;
struct ttxtpidinfo mPI;
cTtxtSubsFilter mFilter;
uint8_t mIndexPage[24][46];
uint8_t mIndexPageLines;
uint8_t mIndexPageCol;
uint16_t mIndexPageNo;
encodedPTS mPTS;
};
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