dai::utility Namespace Reference

Classes
struct	H264Parser
struct	H265Parser
struct	H26xParser
class	VectorWriter

Typedefs
typedef unsigned int	uint
typedef unsigned long	ulong

Enumerations
enum	Profile { Profile::H264, Profile::H265 }
enum	SliceType {   SliceType::P, SliceType::B, SliceType::I, SliceType::SP,   SliceType::SI, SliceType::Unknown }

Functions
std::uint32_t	checksum (const void *buffer, std::size_t size)
std::uint32_t	checksum (const void *buffer, std::size_t size, uint32_t prevChecksum)
template<SerializationType TYPE, typename T , std::enable_if_t< TYPE==SerializationType::JSON_MSGPACK, bool > = true>
bool	deserialize (const std::uint8_t *data, std::size_t size, T &obj)
template<typename T >
bool	deserialize (const std::uint8_t *data, std::size_t size, T &obj)
template<typename T >
bool	deserialize (const std::uint8_t *data, std::size_t size, T &obj, SerializationType type)
template<SerializationType TYPE, typename T >
bool	deserialize (const std::vector< std::uint8_t > &data, T &obj)
template<typename T >
bool	deserialize (const std::vector< std::uint8_t > &data, T &obj)
template<typename T >
bool	deserialize (const std::vector< std::uint8_t > &data, T &obj, SerializationType type)
uint	findEnd (buf &bs, uint pos)
uint	findStart (buf &bs, uint pos)
std::string	getEnv (const std::string &var)
std::string	getEnv (const std::string &var, spdlog::logger &logger)
SliceType	getSliceType (uint num, Profile p)
std::vector< SliceType >	getTypesH264 (buf &bs, bool breakOnFirst)
std::vector< SliceType >	getTypesH264 (const std::vector< std::uint8_t > &bs, bool breakOnFirst=false)
std::vector< SliceType >	getTypesH265 (buf &bs, bool breakOnFirst)
std::vector< SliceType >	getTypesH265 (const std::vector< std::uint8_t > &bs, bool breakOnFirst=false)
std::string	parseDeviceName (EepromData eeprom, EepromData eepromFactory={})
	Parses device name from given EepromData combination. More...
std::string	parseProductName (EepromData eeprom, EepromData eepromFactory={})
	Parses product name from given EepromData combination. More...
std::tuple< uint, ulong >	readGE (buf &bs, ulong pos)
uint	readUint (buf &bs, ulong start, ulong end)
bool	scodeEq (buf &bs, uint pos, buf code)
template<SerializationType TYPE, typename T >
std::vector< std::uint8_t >	serialize (const T &obj)
template<typename T >
std::vector< std::uint8_t >	serialize (const T &obj)
template<typename T >
std::vector< std::uint8_t >	serialize (const T &obj, SerializationType type)
template<SerializationType TYPE, typename T , std::enable_if_t< TYPE==SerializationType::JSON_MSGPACK, bool > = true>
bool	serialize (const T &obj, std::vector< std::uint8_t > &data)
template<typename T >
bool	serialize (const T &obj, std::vector< std::uint8_t > &data)
template<typename T >
bool	serialize (const T &obj, std::vector< std::uint8_t > &data, SerializationType type)
std::vector< std::string >	split (const std::string &s, char delimiter)
	Splits given string by delimiter. More...

Variables
const typedef std::vector< std::uint8_t >	buf
static std::unordered_map< std::string, std::string >	map
static std::mutex	mtx
static constexpr char	path_convert_err [] = "<Unicode path not convertible>"

Typedef Documentation

uint

typedef unsigned int dai::utility::uint

Definition at line 38 of file H26xParsers.cpp.

ulong

typedef unsigned long dai::utility::ulong

Definition at line 39 of file H26xParsers.cpp.

Enumeration Type Documentation

Profile

enum dai::utility::Profile

strong

Enumerator
H264
H265

Definition at line 9 of file H26xParsers.hpp.

SliceType

enum dai::utility::SliceType

strong

Enumerator
P
B
I
SP
SI
Unknown

Definition at line 10 of file H26xParsers.hpp.

Function Documentation

checksum() [1/2]

std::uint32_t dai::utility::checksum	(	const void *	buffer,
		std::size_t	size
	)

Simple hash function - djb2

Parameters

buffer	Pointer to buffer of data to hash
size	Size of buffer in bytes

Definition at line 17 of file Checksum.cpp.

checksum() [2/2]

std::uint32_t dai::utility::checksum	(	const void *	buffer,
		std::size_t	size,
		uint32_t	prevChecksum
	)

Simple hash function - djb2

Parameters

buffer	Pointer to buffer of data to hash
size	Size of buffer in bytes
prevChecksum	Previous checksum - useful for doing hash on blocks of data

Definition at line 6 of file Checksum.cpp.

deserialize() [1/6]

template<SerializationType TYPE, typename T , std::enable_if_t< TYPE==SerializationType::JSON_MSGPACK, bool > = true>

bool dai::utility::deserialize ( const std::uint8_t *  data, std::size_t  size, T &  obj  )

inline

Definition at line 44 of file Serialization.hpp.

deserialize() [2/6]

template<typename T >

bool dai::utility::deserialize ( const std::uint8_t *  data, std::size_t  size, T &  obj  )

inline

Definition at line 212 of file Serialization.hpp.

deserialize() [3/6]

template<typename T >

bool dai::utility::deserialize ( const std::uint8_t *  data, std::size_t  size, T &  obj, SerializationType  type  )

inline

Definition at line 170 of file Serialization.hpp.

deserialize() [4/6]

template<SerializationType TYPE, typename T >

bool dai::utility::deserialize ( const std::vector< std::uint8_t > &  data, T &  obj  )

inline

Definition at line 198 of file Serialization.hpp.

deserialize() [5/6]

template<typename T >

bool dai::utility::deserialize ( const std::vector< std::uint8_t > &  data, T &  obj  )

inline

Definition at line 216 of file Serialization.hpp.

deserialize() [6/6]

template<typename T >

bool dai::utility::deserialize ( const std::vector< std::uint8_t > &  data, T &  obj, SerializationType  type  )

inline

Definition at line 183 of file Serialization.hpp.

findEnd()

uint dai::utility::findEnd	(	buf &	bs,
		uint	pos
	)

Definition at line 106 of file H26xParsers.cpp.

findStart()

uint dai::utility::findStart	(	buf &	bs,
		uint	pos
	)

Definition at line 90 of file H26xParsers.cpp.

getEnv() [1/2]

std::string dai::utility::getEnv

(

const std::string &

var

)

Definition at line 18 of file Environment.cpp.

getEnv() [2/2]

std::string dai::utility::getEnv	(	const std::string &	var,
		spdlog::logger &	logger
	)

Definition at line 22 of file Environment.cpp.

getSliceType()

SliceType dai::utility::getSliceType	(	uint	num,
		Profile	p
	)

Definition at line 42 of file H26xParsers.cpp.

getTypesH264() [1/2]

std::vector<SliceType> dai::utility::getTypesH264	(	buf &	bs,
		bool	breakOnFirst
	)

Definition at line 284 of file H26xParsers.cpp.

getTypesH264() [2/2]

std::vector<SliceType> dai::utility::getTypesH264	(	const std::vector< std::uint8_t > &	bs,
		bool	breakOnFirst = false
	)

getTypesH265() [1/2]

std::vector<SliceType> dai::utility::getTypesH265	(	buf &	bs,
		bool	breakOnFirst
	)

Definition at line 287 of file H26xParsers.cpp.

getTypesH265() [2/2]

std::vector<SliceType> dai::utility::getTypesH265	(	const std::vector< std::uint8_t > &	bs,
		bool	breakOnFirst = false
	)

parseDeviceName()

std::string dai::utility::parseDeviceName	(	EepromData	eeprom,
		EepromData	eepromFactory = {}
	)

Parses device name from given EepromData combination.

Parameters

eeprom	EepromData containing fields to parse device name from
eepromFactory	Additional factory eeprom which takes precedence when parsing

Returns

string contaning device name or empty

Definition at line 46 of file EepromDataParser.cpp.

parseProductName()

std::string dai::utility::parseProductName	(	EepromData	eeprom,
		EepromData	eepromFactory = {}
	)

Parses product name from given EepromData combination.

Parameters

eeprom	EepromData containing fields to parse product name from
eepromFactory	Additional factory eeprom which takes precedence when parsing

Returns

string contaning product name or empty

Definition at line 22 of file EepromDataParser.cpp.

readGE()

std::tuple<uint, ulong> dai::utility::readGE	(	buf &	bs,
		ulong	pos
	)

Definition at line 129 of file H26xParsers.cpp.

readUint()

uint dai::utility::readUint	(	buf &	bs,
		ulong	start,
		ulong	end
	)

Definition at line 120 of file H26xParsers.cpp.

scodeEq()

bool dai::utility::scodeEq	(	buf &	bs,
		uint	pos,
		buf	code
	)

Definition at line 80 of file H26xParsers.cpp.

serialize() [1/6]

template<SerializationType TYPE, typename T >

std::vector<std::uint8_t> dai::utility::serialize ( const T &  obj )

inline

Definition at line 189 of file Serialization.hpp.

serialize() [2/6]

template<typename T >

std::vector<std::uint8_t> dai::utility::serialize ( const T &  obj )

inline

Definition at line 208 of file Serialization.hpp.

serialize() [3/6]

template<typename T >

std::vector<std::uint8_t> dai::utility::serialize ( const T &  obj, SerializationType  type  )

inline

Definition at line 160 of file Serialization.hpp.

serialize() [4/6]

template<SerializationType TYPE, typename T , std::enable_if_t< TYPE==SerializationType::JSON_MSGPACK, bool > = true>

bool dai::utility::serialize ( const T &  obj, std::vector< std::uint8_t > &  data  )

inline

Definition at line 38 of file Serialization.hpp.

serialize() [5/6]

template<typename T >

bool dai::utility::serialize ( const T &  obj, std::vector< std::uint8_t > &  data  )

inline

Definition at line 204 of file Serialization.hpp.

serialize() [6/6]

template<typename T >

bool dai::utility::serialize ( const T &  obj, std::vector< std::uint8_t > &  data, SerializationType  type  )

inline

Definition at line 147 of file Serialization.hpp.

split()

std::vector< std::string > dai::utility::split	(	const std::string &	s,
		char	delimiter
	)

Splits given string by delimiter.

Parameters

s	string to split
delimiter	character by which to split

Returns

vector of split strings

Definition at line 6 of file EepromDataParser.cpp.

Variable Documentation

buf

const typedef std::vector<std::uint8_t> dai::utility::buf

Definition at line 40 of file H26xParsers.cpp.

map

std::unordered_map<std::string, std::string> dai::utility::map

static

Definition at line 16 of file Environment.cpp.

mtx

std::mutex dai::utility::mtx

static

Definition at line 15 of file Environment.cpp.

path_convert_err

constexpr char dai::utility::path_convert_err[] = "<Unicode path not convertible>"

staticconstexpr

Definition at line 16 of file spdlog-fmt.hpp.