reader_id3.h File Reference

#include <stddef.h>
#include "compiler.h"

Data Structures
struct	St_id3size
struct	St_id3ver

Functions
bool	reader_id3_album (FS_STRING sz_album, uint8_t u8_size_max)
	Return album from ID3 of current file selected. More...
bool	reader_id3_artist (FS_STRING sz_artist, uint8_t u8_size_max)
	Return artist from ID3 of current file selected. More...
uint32_t	reader_id3_duration (void)
	Return the length of the audiofile in milliseconds. More...
bool	reader_id3_genre (FS_STRING sz_genre, uint8_t u8_size_max)
	Return genre from ID3 of current file selected. More...
bool	reader_id3_picture (FS_STRING mime_type, uint8_t u8_size_max, uint8_t *picture_type, uint32_t *offset)
	Return embedded image mime type, image type and offset into the file. More...
St_id3size	reader_id3_size (void)
	Return ID3 size from ID3 of current file selected. More...
bool	reader_id3_title (FS_STRING sz_title, uint8_t u8_size_max)
	Return title from ID3 of current file selected. More...
uint32_t	reader_id3_track (void)
	Return track from ID3 of current file selected. More...
St_id3ver	reader_id3_version (void)
	Return ID3 version from ID3 of current file selected. More...
uint16_t	reader_id3_year (void)
	Return year from ID3 of current file selected. More...

bool reader_id3_album	(	FS_STRING	sz_album,
		uint8_t	u8_size_max
	)

Return album from ID3 of current file selected.

References file_close(), reader_id3_getver(), reader_id3_v1_album(), reader_id3_v2_album(), St_id3ver::ver1, and St_id3ver::ver10.

bool reader_id3_artist	(	FS_STRING	sz_artist,
		uint8_t	u8_size_max
	)

Return artist from ID3 of current file selected.

References file_close(), reader_id3_getver(), reader_id3_v1_artist(), reader_id3_v2_artist(), St_id3ver::ver1, and St_id3ver::ver10.

uint32_t reader_id3_duration

(

void

)

Return the length of the audiofile in milliseconds.

References file_close(), nav_string_length_disable(), reader_id3_getver(), reader_id3_strtoul(), reader_id3_v2_duration(), St_id3ver::ver1, and St_id3ver::ver10.

bool reader_id3_genre	(	FS_STRING	sz_genre,
		uint8_t	u8_size_max
	)

Return genre from ID3 of current file selected.

References file_close(), reader_id3_getver(), reader_id3_v1_genre(), reader_id3_v2_genre(), St_id3ver::ver1, and St_id3ver::ver10.

bool reader_id3_picture	(	FS_STRING	mime_type,
		uint8_t	u8_size_max,
		uint8_t *	picture_type,
		uint32_t *	offset
	)

Return embedded image mime type, image type and offset into the file.

References file_close(), reader_id3_getver(), reader_id3_v2_picture(), and St_id3ver::ver1.

Referenced by ai_usb_ms_support_info_image().

St_id3size reader_id3_size

(

void

)

Return ID3 size from ID3 of current file selected.

References St_id3size::appended_tag, file_close(), file_getc(), file_open(), file_seek(), FOPEN_MODE_R, FS_SEEK_CUR_FW, FS_SEEK_END, and St_id3size::prepended_tag.

Referenced by play_mp3().

bool reader_id3_title	(	FS_STRING	sz_title,
		uint8_t	u8_size_max
	)

Return title from ID3 of current file selected.

References file_close(), reader_id3_getver(), reader_id3_v1_title(), reader_id3_v2_title(), St_id3ver::ver1, and St_id3ver::ver10.

uint32_t reader_id3_track

(

void

)

Return track from ID3 of current file selected.

References file_close(), Is_unicode, nav_string_length_disable(), reader_id3_getver(), reader_id3_strtoul(), reader_id3_v1_track(), reader_id3_v2_track(), St_id3ver::ver1, and St_id3ver::ver10.

St_id3ver reader_id3_version

(

void

)

Return ID3 version from ID3 of current file selected.

References file_close(), reader_id3_getver(), St_id3ver::ver1, and St_id3ver::ver10.

Referenced by ai_usb_ms_mp3_support_get_metadata_version().

uint16_t reader_id3_year

(

void

)

Return year from ID3 of current file selected.

References file_close(), nav_string_length_disable(), reader_id3_getver(), reader_id3_strtoul(), reader_id3_v1_year(), reader_id3_v2_year(), St_id3ver::ver1, and St_id3ver::ver10.