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sdrangel/plugins/channelrx/demoddatv/datvvideoplayer.h
2019-04-11 06:39:30 +02:00

74 lines
2.4 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2018 F4HKW //
// for F4EXB / SDRAngel //
// //
// 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 as 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 V3 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 DATVVIDEOPLAYER_H
#define DATVVIDEOPLAYER_H
#include "leansdr/framework.h"
#include "datvideostream.h"
namespace leansdr
{
template<typename T> struct datvvideoplayer: runnable
{
datvvideoplayer(scheduler *sch, pipebuf<T> &_in, DATVideostream * objVideoStream) :
runnable(sch, _in.name), in(_in), m_objVideoStream(objVideoStream)
{
}
void run()
{
int size = in.readable() * sizeof(T);
if (!size) {
return;
}
int nw = m_objVideoStream->pushData((const char *) in.rd(), size);
if (!nw)
{
fatal("leansdr::datvvideoplayer::run: pipe");
return;
}
if (nw < 0)
{
fatal("leansdr::datvvideoplayer::run: write");
return;
}
if (nw % sizeof(T))
{
fatal("leansdr::datvvideoplayer::run: partial write");
return;
}
in.read(nw / sizeof(T));
}
private:
pipereader<T> in;
DATVideostream * m_objVideoStream;
};
}
#endif // DATVVIDEOPLAYER_H