baidu_media_file_storer.h

00001 // Copyright 2017 Baidu Inc. All Rights Reserved.
00002 // Author: Chen Xihao (chenxihao@baidu.com)
00003 //
00004 // Description: Media file storer
00005 
00006 #ifndef BAIDU_TINYDU_IOT_OS_SRC_MEDIA_DATA_MANAGER_BAIDU_MEDIA_FILE_STORER_H
00007 #define BAIDU_TINYDU_IOT_OS_SRC_MEDIA_DATA_MANAGER_BAIDU_MEDIA_FILE_STORER_H
00008 
00009 #include <stdio.h>
00010 
00011 namespace duer {
00012 
00013 class MediaFileStorer {
00014 public:
00015     static MediaFileStorer& instance();
00016 
00017     int open(int type);
00018 
00019     int write(const void* buff, size_t size);
00020 
00021     int close();
00022 
00023 private:
00024     MediaFileStorer();
00025 
00026     MediaFileStorer(const MediaFileStorer&);
00027 
00028     MediaFileStorer& operator=(const MediaFileStorer&);
00029 
00030     void initialize();
00031 
00032     static MediaFileStorer _s_instance;
00033     bool _initialized;
00034     FILE* _file;
00035     int _file_index;
00036 };
00037 
00038 } // namespace duer
00039 
00040 #endif // BAIDU_TINYDU_IOT_OS_SRC_MEDIA_DATA_MANAGER_BAIDU_MEDIA_FILE_STORER_H