webm/mkvreader.hpp
Vignesh Venkatasubramanian abe9c2d0d1 Adding support for user file ownership in MkvReader
Adding a constructor to MkvReader that will enable user application
ownership of the file.

Change-Id: I10f8f71715392df3d4b78c7c11076e19c30e1af6
2014-04-04 13:49:52 -07:00

47 lines
1.2 KiB
C++

// Copyright (c) 2010 The WebM project authors. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file in the root of the source
// tree. An additional intellectual property rights grant can be found
// in the file PATENTS. All contributing project authors may
// be found in the AUTHORS file in the root of the source tree.
#ifndef MKVREADER_HPP
#define MKVREADER_HPP
#include "mkvparser.hpp"
#include <cstdio>
namespace mkvparser
{
class MkvReader : public IMkvReader
{
MkvReader(const MkvReader&);
MkvReader& operator=(const MkvReader&);
public:
MkvReader();
MkvReader(FILE* fp);
virtual ~MkvReader();
int Open(const char*);
void Close();
virtual int Read(long long position, long length, unsigned char* buffer);
virtual int Length(long long* total, long long* available);
private:
// Determines the size of the file. This is called either by the constructor
// or by the Open function depending on file ownership. Returns true on
// success.
bool GetFileSize();
long long m_length;
FILE* m_file;
bool reader_owns_file_;
};
} //end namespace mkvparser
#endif //MKVREADER_HPP