shaka-packager/packager/media/formats/webm/webm_info_parser.h

51 lines
1.5 KiB
C++

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PACKAGER_MEDIA_FORMATS_WEBM_WEBM_INFO_PARSER_H_
#define PACKAGER_MEDIA_FORMATS_WEBM_WEBM_INFO_PARSER_H_
#include "packager/base/compiler_specific.h"
#include "packager/base/time/time.h"
#include "packager/media/formats/webm/webm_parser.h"
namespace shaka {
namespace media {
/// Parser for WebM Info element.
class WebMInfoParser : public WebMParserClient {
public:
WebMInfoParser();
~WebMInfoParser() override;
/// Parses a WebM Info element in |buf|.
/// @return -1 if the parse fails.
/// @return 0 if more data is needed.
/// @return The number of bytes parsed on success.
int Parse(const uint8_t* buf, int size);
int64_t timecode_scale() const { return timecode_scale_; }
double duration() const { return duration_; }
base::Time date_utc() const { return date_utc_; }
private:
// WebMParserClient methods
WebMParserClient* OnListStart(int id) override;
bool OnListEnd(int id) override;
bool OnUInt(int id, int64_t val) override;
bool OnFloat(int id, double val) override;
bool OnBinary(int id, const uint8_t* data, int size) override;
bool OnString(int id, const std::string& str) override;
int64_t timecode_scale_;
double duration_;
base::Time date_utc_;
DISALLOW_COPY_AND_ASSIGN(WebMInfoParser);
};
} // namespace media
} // namespace shaka
#endif // PACKAGER_MEDIA_FORMATS_WEBM_WEBM_INFO_PARSER_H_