#pragma once #include <cmath> #include <sys/types.h> #include <stdint.h> #include <string> #include <deque> namespace vorbis { struct mode { bool blockFlag; unsigned short windowType; unsigned short transformType; char mapping; }; inline unsigned int ilog(unsigned int input) { return (std::log(input)) / (std::log(2)) + 1; } class header { public: header(); header(char * newData, unsigned int length); bool read(char * newData, unsigned int length); int getHeaderType(); long unsigned int getVorbisVersion(); char getAudioChannels(); long unsigned int getAudioSampleRate(); long unsigned int getBitrateMaximum(); long unsigned int getBitrateNominal(); long unsigned int getBitrateMinimum(); char getBlockSize0(); char getBlockSize1(); char getFramingFlag(); std::string toPrettyString(size_t indent = 0); std::deque<mode> readModeDeque(char audioChannels); protected: uint32_t getInt32(size_t index); uint32_t getInt24(size_t index); uint16_t getInt16(size_t index); private: std::deque<mode> modes; char * data; unsigned int datasize; bool checkDataSize(unsigned int size); bool validate(); }; }