45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
// Copyright (c) 2012 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 VTTREADER_H_ // NOLINT
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#define VTTREADER_H_
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#include <cstdio>
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#include "./webvttparser.h"
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namespace libwebvtt {
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class VttReader : public libwebvtt::Reader {
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public:
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VttReader();
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virtual ~VttReader();
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// Open the file identified by |filename| in read-only mode, as a
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// binary stream of bytes. Returns 0 on success, negative if error.
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int Open(const char* filename);
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// Closes the file stream. Note that the stream is automatically
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// closed when the VttReader object is destroyed.
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void Close();
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// Reads the next character in the file stream, as per the semantics
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// of Reader::GetChar. Returns negative if error, 0 on success, and
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// positive if end-of-stream has been reached.
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virtual int GetChar(char* c);
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private:
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FILE* file_;
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VttReader(const VttReader&);
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VttReader& operator=(const VttReader&);
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};
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} // namespace libwebvtt
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#endif // VTTREADER_H_ // NOLINT
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