/usr/include/ptclib/pvidfile.h is in libpt-dev 2.10.11~dfsg-2.1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | /*
* pvidfile.cxx
*
* Video file declaration
*
* Portable Windows Library
*
* Copyright (C) 2004 Post Increment
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is Portable Windows Library.
*
* The Initial Developer of the Original Code is
* Craig Southeren <craigs@postincrement.com>
*
* All Rights Reserved.
*
* Contributor(s): ______________________________________.
*
* $Revision: 25197 $
* $Author: rjongbloed $
* $Date: 2011-02-24 21:03:12 -0600 (Thu, 24 Feb 2011) $
*/
#ifndef PTLIB_PVIDFILE_H
#define PTLIB_PVIDFILE_H
#ifdef P_USE_PRAGMA
#pragma interface
#endif
#include <ptlib.h>
#if P_VIDEO
#if P_VIDFILE
#include <ptlib/videoio.h>
/**
* Abstract class for a file containing a sequence of video frames
*/
class PVideoFile : public PVideoFrameInfo
{
PCLASSINFO(PVideoFile, PVideoFrameInfo);
protected:
PVideoFile();
public:
virtual PBoolean Open(
const PFilePath & name, // Name of file to open.
PFile::OpenMode mode = PFile::ReadWrite, // Mode in which to open the file.
int opts = PFile::ModeDefault // <code>OpenOptions</code> enum# for open operation.
);
virtual PBoolean IsOpen() const { return m_file.IsOpen(); }
virtual PBoolean Close() { return m_file.Close(); }
virtual PBoolean WriteFrame(const void * frame);
virtual PBoolean ReadFrame(void * frame);
virtual off_t GetLength() const;
virtual PBoolean SetLength(
off_t len // New length of file in frames.
);
virtual off_t GetPosition() const;
virtual PBoolean SetPosition(
off_t pos, ///< New position to set.
PFile::FilePositionOrigin origin = PFile::Start ///< Origin for position change.
);
virtual PBoolean SetFrameSize(
unsigned width, ///< New width of frame
unsigned height ///< New height of frame
);
virtual PBoolean SetFrameRate(
unsigned rate ///< Frames per second
);
const PFilePath & GetFilePath() const { return m_file.GetFilePath(); }
PINDEX GetFrameBytes() const { return m_frameBytes; }
protected:
bool m_fixedFrameSize;
bool m_fixedFrameRate;
PINDEX m_frameBytes;
off_t m_headerOffset;
PFile m_file;
};
/**
* A file containing a sequence of raw YUV files in planar 4:2:0 format
* Example files can be found at http://media.xiph.org/video/derf/
*/
class PYUVFile : public PVideoFile
{
PCLASSINFO(PYUVFile, PVideoFile);
public:
PYUVFile();
virtual PBoolean Open(
const PFilePath & name, // Name of file to open.
PFile::OpenMode mode = PFile::ReadWrite, // Mode in which to open the file.
int opts = PFile::ModeDefault // <code>OpenOptions</code> enum# for open operation.
);
virtual PBoolean WriteFrame(const void * frame);
virtual PBoolean ReadFrame(void * frame);
protected:
bool m_y4mMode;
};
PFACTORY_LOAD(PYUVFile);
#endif
#endif
#endif // PTLIB_PVIDFILE_H
// End Of File ///////////////////////////////////////////////////////////////
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