/usr/include/liveMedia/ByteStreamMemoryBufferSource.hh is in liblivemedia-dev 2011.12.23-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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This library is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 2.1 of the License, or (at your
option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
This library 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 Lesser General Public License for
more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
**********/
// "liveMedia"
// Copyright (c) 1996-2012 Live Networks, Inc. All rights reserved.
// A class for streaming data from a (static) memory buffer, as if it were a file.
// C++ header
#ifndef _BYTE_STREAM_MEMORY_BUFFER_SOURCE_HH
#define _BYTE_STREAM_MEMORY_BUFFER_SOURCE_HH
#ifndef _FRAMED_SOURCE_HH
#include "FramedSource.hh"
#endif
class ByteStreamMemoryBufferSource: public FramedSource {
public:
static ByteStreamMemoryBufferSource* createNew(UsageEnvironment& env,
u_int8_t* buffer, u_int64_t bufferSize,
Boolean deleteBufferOnClose = True,
unsigned preferredFrameSize = 0,
unsigned playTimePerFrame = 0);
// "preferredFrameSize" == 0 means 'no preference'
// "playTimePerFrame" is in microseconds
u_int64_t bufferSize() const { return fBufferSize; }
void seekToByteAbsolute(u_int64_t byteNumber, u_int64_t numBytesToStream = 0);
// if "numBytesToStream" is >0, then we limit the stream to that number of bytes, before treating it as EOF
void seekToByteRelative(int64_t offset);
protected:
ByteStreamMemoryBufferSource(UsageEnvironment& env,
u_int8_t* buffer, u_int64_t bufferSize,
Boolean deleteBufferOnClose,
unsigned preferredFrameSize,
unsigned playTimePerFrame);
// called only by createNew()
virtual ~ByteStreamMemoryBufferSource();
private:
// redefined virtual functions:
virtual void doGetNextFrame();
private:
u_int8_t* fBuffer;
u_int64_t fBufferSize;
u_int64_t fCurIndex;
Boolean fDeleteBufferOnClose;
unsigned fPreferredFrameSize;
unsigned fPlayTimePerFrame;
unsigned fLastPlayTime;
Boolean fLimitNumBytesToStream;
u_int64_t fNumBytesToStream; // used iff "fLimitNumBytesToStream" is True
};
#endif
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