GrayLib::cMP3Header Class Reference

#include <cMP3File.h>

Public Types
enum	MASK_TYPE {   MASK_CHANNEL = 0x000000C0 , MASK_PADDING = 0x00000200 , MASK_SAMPLERATE = 0x00000C00 , MASK_BITRATE = 0x0000f000 ,   MASK_PROTECTION = 0x00010000 , MASK_LAYER = 0x00060000 , MASK_VERSION = 0x00180000 , MASK_FRAME_SYNC = 0xFFE00000 }
enum	CHANNEL_TYPE { CHANNEL_STEREO = 0x00000000 , CHANNEL_JOINT = 0x00000040 , CHANNEL_DUAL = 0x00000080 , CHANNEL_MONO = 0x000000C0 }
enum	SAMPLERATE_IDX_TYPE { SAMPLERATE_IDX_QTY = 3 , SAMPLERATE_MASK = 0x03 }
enum	BITRATE_IDX_TYPE { BITRATE_IDX_UNK0 = 0 , BITRATE_IDX_UNK15 = 15 , BITRATE_MASK = 0x0f , BITRATE_IDX_QTY = 16 }
enum	LAYER_TYPE {   LAYER_UNK = 0 , LAYER_3 = 1 , LAYER_2 = 2 , LAYER_1 = 3 ,   LAYER_MASK = 0x03 }
enum	VERSION_TYPE {   VERSION_25 = 0 , VERSION_INVALID = 1 , VERSION_2 = 2 , VERSION_1 = 3 ,   VERSION_MASK = 0x03 }
enum	SHIFT_TYPE {   SHIFT_CHANNEL = 0 , SHIFT_SAMPLERATE = 10 , SHIFT_BITRATE = 12 , SHIFT_LAYER = 17 ,   SHIFT_VERSION = 19 }

Public Member Functions
	cMP3Header (UINT uCode) noexcept
void	put_Code (UINT32 uCode)
UINT32	get_Code () const
bool	isValidAudioCode () const
bool	isAudioTag3v1 () const
CHANNEL_TYPE	get_Channel () const
WORD	get_ChannelQty () const
void	put_Channel (CHANNEL_TYPE eChan)
BITRATE_IDX_TYPE	get_BitRateIdx () const
void	put_BitRateIdx (BITRATE_IDX_TYPE idx)
SAMPLERATE_IDX_TYPE	get_SampleRateIdx () const
void	put_SampleRateIdx (SAMPLERATE_IDX_TYPE idx)
VERSION_TYPE	get_Version () const
void	put_Version (VERSION_TYPE eVer)
bool	hasProtectionCRC () const
UINT	get_BitRate () const
HRESULT	put_BitRate (UINT uBitRate)
UINT	get_SampleRate () const
HRESULT	put_SampleRate (UINT uSampleRate)
UINT	get_Samples () const
size_t	get_SizeBlock () const
HRESULT	GetWaveFormat (cWaveFormat &form) const

Static Public Member Functions
static bool GRAYCALL	IsValidAudioCode (UINT32 uCode)

Detailed Description

Pack the mp3 frame format header data into 32 bits. http://en.wikipedia.org/wiki/MP3 http://mpgedit.org/mpgedit/mpeg_format/MP3Format.html

Member Enumeration Documentation

BITRATE_IDX_TYPE

enum GrayLib::cMP3Header::BITRATE_IDX_TYPE

Enumerator
BITRATE_IDX_UNK0
BITRATE_IDX_UNK15
BITRATE_MASK
BITRATE_IDX_QTY

CHANNEL_TYPE

enum GrayLib::cMP3Header::CHANNEL_TYPE

Enumerator
CHANNEL_STEREO
CHANNEL_JOINT
CHANNEL_DUAL
CHANNEL_MONO

LAYER_TYPE

enum GrayLib::cMP3Header::LAYER_TYPE

Enumerator
LAYER_UNK
LAYER_3
LAYER_2
LAYER_1
LAYER_MASK

MASK_TYPE

enum GrayLib::cMP3Header::MASK_TYPE

Enumerator
MASK_CHANNEL
MASK_PADDING
MASK_SAMPLERATE
MASK_BITRATE
MASK_PROTECTION
MASK_LAYER
MASK_VERSION
MASK_FRAME_SYNC

SAMPLERATE_IDX_TYPE

enum GrayLib::cMP3Header::SAMPLERATE_IDX_TYPE

Enumerator
SAMPLERATE_IDX_QTY
SAMPLERATE_MASK

SHIFT_TYPE

enum GrayLib::cMP3Header::SHIFT_TYPE

Enumerator
SHIFT_CHANNEL
SHIFT_SAMPLERATE
SHIFT_BITRATE
SHIFT_LAYER
SHIFT_VERSION

VERSION_TYPE

enum GrayLib::cMP3Header::VERSION_TYPE

Enumerator
VERSION_25
VERSION_INVALID
VERSION_2
VERSION_1
VERSION_MASK

Constructor & Destructor Documentation

cMP3Header()

GrayLib::cMP3Header::cMP3Header ( UINT  uCode )

inlinenoexcept

Member Function Documentation

get_BitRate()

UINT GrayLib::cMP3Header::get_BitRate

(

)

const

get_BitRateIdx()

BITRATE_IDX_TYPE GrayLib::cMP3Header::get_BitRateIdx ( ) const

inline

get_Channel()

CHANNEL_TYPE GrayLib::cMP3Header::get_Channel ( ) const

inline

get_ChannelQty()

WORD GrayLib::cMP3Header::get_ChannelQty ( ) const

inline

get_Code()

UINT32 GrayLib::cMP3Header::get_Code ( ) const

inline

get the 32 bit code.

get_SampleRate()

UINT GrayLib::cMP3Header::get_SampleRate

(

)

const

get_SampleRateIdx()

SAMPLERATE_IDX_TYPE GrayLib::cMP3Header::get_SampleRateIdx ( ) const

inline

get_Samples()

UINT GrayLib::cMP3Header::get_Samples ( ) const

inline

get_SizeBlock()

size_t GrayLib::cMP3Header::get_SizeBlock

(

)

const

Data block size including 4 bytes for the header..

get_Version()

VERSION_TYPE GrayLib::cMP3Header::get_Version ( ) const

inline

GetWaveFormat()

HRESULT GrayLib::cMP3Header::GetWaveFormat

(

cWaveFormat &

form

)

const

hasProtectionCRC()

bool GrayLib::cMP3Header::hasProtectionCRC ( ) const

inline

isAudioTag3v1()

bool GrayLib::cMP3Header::isAudioTag3v1 ( ) const

inline

isValidAudioCode()

bool GrayLib::cMP3Header::isValidAudioCode ( ) const

inline

IsValidAudioCode()

bool GRAYCALL GrayLib::cMP3Header::IsValidAudioCode ( UINT32  uCode )

static

is this a valid MP3 audio header code value?

put_BitRate()

HRESULT GrayLib::cMP3Header::put_BitRate

(

UINT

uBitRate

)

Attempt to find a matching bit rate. k_BitRate

put_BitRateIdx()

void GrayLib::cMP3Header::put_BitRateIdx ( BITRATE_IDX_TYPE  idx )

inline

put_Channel()

void GrayLib::cMP3Header::put_Channel ( CHANNEL_TYPE  eChan )

inline

put_Code()

void GrayLib::cMP3Header::put_Code ( UINT32  uCode )

inline

store the 32 bit code.

put_SampleRate()

HRESULT GrayLib::cMP3Header::put_SampleRate

(

UINT

uSampleRate

)

Attempt to find a matching sample rate. k_SampleRate

put_SampleRateIdx()

void GrayLib::cMP3Header::put_SampleRateIdx ( SAMPLERATE_IDX_TYPE  idx )

inline

put_Version()

void GrayLib::cMP3Header::put_Version ( VERSION_TYPE  eVer )

inline

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The documentation for this class was generated from the following files:

• c:/Dennis/Source/Gray/GrayLib/include/FileAV/cMP3File.h
• c:/Dennis/Source/Gray/GrayLib/src/FileAV/cMP3File.cpp