ref: 1c3398675fedbbf63e6bae2b25420669a07194a5
dir: /third_party/libwebm/mkvreader.hpp/
// 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 {
public:
MkvReader();
explicit 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:
MkvReader(const MkvReader&);
MkvReader& operator=(const MkvReader&);
// 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