1e37a264f1
Just before the first byte of an element identifier is written the muxer calls IMkvWriter::ElementStartNotify to report the position of the element in the WebM stream. Change-Id: Iac40090587bd9496b05f41203aace00902f5606e
50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
// Copyright (c) 2011 The WebM project authors. All Rights Reserved.
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the LICENSE file in the root of the source
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// tree. An additional intellectual property rights grant can be found
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// in the file PATENTS. All contributing project authors may
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// be found in the AUTHORS file in the root of the source tree.
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#ifndef MKVWRITER_HPP
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#define MKVWRITER_HPP
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#include <stdio.h>
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#include "mkvmuxer.hpp"
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#include "mkvmuxertypes.hpp"
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namespace mkvmuxer {
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// Default implementation of the IMkvWriter interface on Windows.
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class MkvWriter : public IMkvWriter {
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public:
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MkvWriter();
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virtual ~MkvWriter();
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// IMkvWriter interface
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virtual int64 Position() const;
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virtual int32 Position(int64 position);
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virtual bool Seekable() const;
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virtual void ElementStartNotify(uint64 element_id, int64 position);
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virtual int32 Write(const void* buffer, uint32 length);
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// Creates and opens a file for writing. |filename| is the name of the file
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// to open. This function will overwrite the contents of |filename|. Returns
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// true on success.
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bool Open(const char* filename);
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// Closes an opened file.
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void Close();
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private:
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// File handle to output file.
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FILE* file_;
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LIBWEBM_DISALLOW_COPY_AND_ASSIGN(MkvWriter);
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};
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} //end namespace mkvmuxer
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#endif // MKVWRITER_HPP
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