MpMp3.h File Reference

#include "kvi_settings.h"
#include <stdio.h>
#include <stdlib.h>
#include <QString>
#include <unistd.h>
#include <sys/stat.h>
#include <ctype.h>
#include <string.h>

Go to the source code of this file.

Classes
struct	id3tag
struct	mp3header
struct	mp3info

Macros
#define	FRAME_HEADER_SIZE   4
#define	INT_FIELD_LEN   4
#define	MIN_CONSEC_GOOD_FRAMES   4
#define	MIN_FRAME_SIZE   21
#define	NUM_SAMPLES   4
#define	TEXT_FIELD_LEN   30

Enumerations
enum	VBR_REPORT { VBR_VARIABLE, VBR_AVERAGE, VBR_MEDIAN }

Functions
int	frame_length (mp3header *header)
int	get_first_header (mp3info *mp3, long startpos)
int	get_header (FILE *file, mp3header *header)
int	get_id3 (mp3info *mp3)
int	get_mp3_info (mp3info *mp3)
const char *	get_typegenre (int idx)
int	header_bitrate (mp3header *h)
int	header_channels (mp3header *h)
int	header_crc (mp3header *h)
const char *	header_emphasis (mp3header *h)
int	header_frequency (mp3header *h)
int	header_layer (mp3header *h)
const char *	header_mode (mp3header *h)
double	header_version (mp3header *h)
char *	pad (char *string, int length)
void	resetmp3infoStruct (mp3info *i)
int	sameConstant (mp3header *h1, mp3header *h2)
bool	scan_mp3_file (QString &szFileName, mp3info *i)
char *	unpad (char *string)

Macro Definition Documentation

#define FRAME_HEADER_SIZE   4

Referenced by get_first_header(), and get_header().

#define INT_FIELD_LEN   4

#define MIN_CONSEC_GOOD_FRAMES   4

Referenced by get_first_header().

#define MIN_FRAME_SIZE   21

Referenced by get_header().

#define NUM_SAMPLES   4

Referenced by get_mp3_info().

#define TEXT_FIELD_LEN   30

Enumeration Type Documentation

enum VBR_REPORT

Enumerator
VBR_VARIABLE
VBR_AVERAGE
VBR_MEDIAN

Function Documentation

int frame_length

(

mp3header *

header

)

References frame_size_index, header_bitrate(), header_frequency(), mp3header::layer, mp3header::padding, mp3header::sync, and mp3header::version.

Referenced by get_header(), and get_mp3_info().

int get_first_header	(	mp3info *	mp3,
		long	startpos
	)

References c, mp3info::datasize, mp3info::file, FRAME_HEADER_SIZE, get_header(), h, mp3info::header, mp3info::header_isvalid, k, l, MIN_CONSEC_GOOD_FRAMES, and sameConstant().

Referenced by get_mp3_info().

int get_header	(	FILE *	file,
		mp3header *	header
	)

References mp3header::bitrate, mp3header::copyright, mp3header::crc, mp3header::emphasis, mp3header::extension, FRAME_HEADER_SIZE, frame_length(), mp3header::freq, mp3header::layer, MIN_FRAME_SIZE, mp3header::mode, mp3header::mode_extension, mp3header::original, mp3header::padding, mp3header::sync, and mp3header::version.

Referenced by get_first_header().

int get_id3

(

mp3info *

mp3

)

References id3tag::album, id3tag::artist, id3tag::comment, mp3info::datasize, mp3info::file, id3tag::genre, mp3info::id3, mp3info::id3_isvalid, Q_UNUSED(), id3tag::title, id3tag::track, unpad(), and id3tag::year.

Referenced by get_mp3_info().

int get_mp3_info

(

mp3info *

mp3

)

References mp3header::bitrate, bitrate, mp3info::datasize, mp3info::file, mp3info::filename, frame_length(), mp3info::frames, get_first_header(), get_id3(), mp3info::header, header_bitrate(), NUM_SAMPLES, mp3info::seconds, mp3info::vbr, and mp3info::vbr_average.

Referenced by scan_mp3_file().

const char* get_typegenre

(

int

idx

)

References MAXGENRE, and typegenre.

Referenced by MpInterface::genre().

int header_bitrate

(

mp3header *

h

)

References mp3header::bitrate, bitrate, mp3header::layer, and mp3header::version.

Referenced by MpInterface::bitRate(), frame_length(), and get_mp3_info().

int header_channels

(

mp3header *

h

)

References mp3header::mode.

Referenced by MpInterface::channels().

int header_crc

(

mp3header *

h

)

References mp3header::crc.

const char* header_emphasis

(

mp3header *

h

)

References mp3header::emphasis, and emphasis_text.

int header_frequency

(

mp3header *

h

)

References mp3header::freq, frequencies, and mp3header::version.

Referenced by frame_length(), and MpInterface::sampleRate().

int header_layer

(

mp3header *

h

)

References mp3header::layer, and layer_tab.

const char* header_mode

(

mp3header *

h

)

References mp3header::mode, and mode_text.

double header_version

(

mp3header *

h

)

char* pad	(	char *	string,
		int	length
	)

References l.

void resetmp3infoStruct

(

mp3info *

i

)

References mp3info::badframes, mp3info::datasize, mp3info::file, mp3info::frames, mp3info::header, mp3info::header_isvalid, mp3info::id3, mp3info::id3_isvalid, mp3info::seconds, mp3info::vbr, and mp3info::vbr_average.

Referenced by scan_mp3_file().

int sameConstant	(	mp3header *	h1,
		mp3header *	h2
	)

References mp3header::copyright, mp3header::crc, mp3header::emphasis, mp3header::freq, mp3header::layer, mp3header::mode, mp3header::original, and mp3header::version.

Referenced by get_first_header().

bool scan_mp3_file	(	QString &	szFileName,
		mp3info *	i
	)

References mp3info::file, mp3info::filename, get_mp3_info(), mp3info::id3_isvalid, and resetmp3infoStruct().

char* unpad

(

char *

string

)

Referenced by get_id3().