/* Set a field (by pointer) to the requested id3 value */
static void set_field(char** out, ID3Tag *tag, ID3_FieldID id, ID3_FrameID fid)
{
ID3Frame *frame = NULL;
ID3Field *field = NULL;
size_t size;
char *set;
frame = ID3Tag_FindFrameWithID(tag, fid);
if (frame == NULL)
goto end;
field = ID3Frame_GetField(frame, id);
if (field == NULL)
goto end;
size = ID3Field_Size(field);
size += 1;
set = malloc(size);
if (!set)
goto end;
ID3Field_GetASCII(field, set, size);
*out = g_strescape(set, NULL);
free(set);
end:
if (!frame || !field)
*out = NULL;
return;
}
static int _id3_find_and_set_frame(ID3Tag *tag, ID3_FrameID id, const char *value)
{
ID3Frame *frame;
ID3Field *field;
/* Remove existing tag to avoid issues with trashed frames. */
while ((frame = ID3Tag_FindFrameWithID(tag, id)))
ID3Tag_RemoveFrame(tag, frame);
if (value && strlen(value) > 0) {
frame = ID3Frame_NewID(id);
g_assert(frame);
ID3Tag_AttachFrame(tag, frame);
field = ID3Frame_GetField(frame, ID3FN_TEXT);
if (field)
ID3Field_SetASCII(field, value); //TODO: UTF8
else
return 1;
}
return 0;
}
void
set_TagField (ID3Tag * myTag, char *data, ID3_FrameID id)
{
ID3Frame *myFrame;
ID3Frame *pFrame;
char *conv_str = NULL;
myFrame = ID3Frame_NewID (id);
pFrame = ID3Tag_FindFrameWithID (myTag, id);
if (pFrame != NULL)
{
ID3Tag_RemoveFrame (myTag, pFrame);
}
conv_str = g_locale_from_utf8 (data, -1, NULL, NULL, NULL);
ID3Field_SetASCII (ID3Frame_GetField (myFrame, ID3FN_TEXT), conv_str);
ID3Tag_AttachFrame (myTag, myFrame);
g_free (conv_str);
return;
}
/* get the frame from a tag. */
static ID3Frame *get_id3_frame(ID3Tag *id3tag, ID3_FrameID frameid)
{
ID3Frame *frame = NULL;
/* first get the v2 frame. if it is not there, then get the v1
* frame. */
frame = ID3Tag_FindFrameWithID(id3tag, frameid);
return frame;
}
/*
* Read id3v1.x / id3v2 tag and load data into the File_Tag structure using id3lib functions.
* Returns true on success, else false.
* If a tag entry exists (ex: title), we allocate memory, else value stays to NULL
*/
static FLAC__bool local__get_tag(const char *filename, FLAC_Plugin__CanonicalTag *tag)
{
FILE *file;
ID3Tag *id3_tag = 0; /* Tag defined by id3lib */
char *string, *string1;
FLAC__ASSERT(0 != filename);
FLAC__ASSERT(0 != tag);
if(0 == (file = fopen(filename, "r"))) {
#ifdef DEBUG
fprintf(stderr, _("ERROR while opening file: '%s' (%s).\n\a"), filename, strerror(errno));
#endif
return false;
}
fclose(file); /* We close it cause id3lib opens/closes file itself */
/* Get data from tag */
if(0 != (id3_tag = ID3Tag_New())) {
ID3Frame *id3_frame;
ID3Field *id3_field;
luint frm_size;
luint num_chars;
size_t field_num = 0; /* First field */
/* Link the file to the tag */
frm_size = local__ID3Tag_Link_wrapper(id3_tag, filename);
string = malloc(ID3V2_MAX_STRING_LEN+1);
/*********
* Title *
*********/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_TITLE))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
/* Note: if 'num_chars' is equal to 0, then the field is empty or corrupted! */
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
local__strip(string);
tag->title = strdup(string);
}
}
}
/************
* Composer *
************/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_COMPOSER))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
local__strip(string);
tag->composer = strdup(string);
}
}
}
/**********
* Artist *
**********/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_LEADARTIST))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
local__strip(string);
tag->performer = strdup(string);
}
}
}
/*********
* Album *
*********/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_ALBUM))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
local__strip(string);
tag->album = strdup(string);
}
}
}
/********
* Year *
********/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_YEAR))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
char *tmp_str;
local__strip(string);
/* Fix for id3lib 3.7.x: if the id3v1.x tag was filled with spaces
* instead of zeroes, then the year field contains garbages! */
tmp_str = string;
while (isdigit(*tmp_str)) tmp_str++;
*tmp_str = 0;
/* End of fix for id3lib 3.7.x */
local__strip(string);
tag->year_recorded = strdup(string);
tag->year_performed = strdup(string);
}
}
}
/*************************
* Track and Total Track *
*************************/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_TRACKNUM))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
local__strip(string);
string1 = strchr(string, '/');
if (NUMBER_TRACK_FORMATED) {
if (string1) {
/* Just to have numbers like this : '01', '05', '12', ... */
tag->tracks_in_album = malloc(64);
sprintf(tag->tracks_in_album, "%.2d", atoi(string1+1));
*string1 = '\0';
}
/* Just to have numbers like this : '01', '05', '12', ... */
tag->track_number = malloc(64);
sprintf(tag->track_number, "%.2d", atoi(string));
}
else {
if (string1) {
tag->tracks_in_album = strdup(string1+1);
*string1 = '\0';
}
tag->track_number = strdup(string);
}
}
}
}
/*********
* Genre *
*********/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_CONTENTTYPE))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
/*
* We manipulate only the name of the genre
*/
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
char *tmp;
local__strip(string);
if((string[0]=='(') && (tmp=strchr(string, ')')) && (strlen((tmp+1))>0)) {
/* Convert a genre written as '(3)Dance' into 'Dance' */
tag->genre = strdup(tmp+1);
}
else if((string[0]=='(') && (tmp=strchr(string, ')'))) {
/* Convert a genre written as '(3)' into 'Dance' */
*tmp = 0;
tag->genre = strdup(local__genre_to_string((unsigned)atoi(string+1)));
}
else {
/* Genre is already written as 'Dance' */
tag->genre = strdup(string);
}
}
}
}
/***********
* Comment *
***********/
if(0 != (id3_frame = ID3Tag_FindFrameWithID(id3_tag, ID3FID_COMMENT))) {
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_TEXT))) {
if((num_chars = local__ID3Field_GetASCII_wrapper(id3_field, string, ID3V2_MAX_STRING_LEN, field_num)) > 0 && string != NULL) {
local__strip(string);
tag->comment = strdup(string);
}
}
#if 0
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_DESCRIPTION))) {
char *comment1 = calloc(MAX_STRING_LEN+1);
num_chars = ID3Field_GetASCII(id3_field, comment1, MAX_STRING_LEN, Item_Num);
free(comment1);
}
if(0 != (id3_field = ID3Frame_GetField(id3_frame, ID3FN_LANGUAGE))) {
char *comment2 = calloc(MAX_STRING_LEN+1);
num_chars = ID3Field_GetASCII(id3_field, comment2, MAX_STRING_LEN, Item_Num);
free(comment2);
}
#endif
}
free(string);
/* Free allocated data */
ID3Tag_Delete(id3_tag);
}
return true;
}
/* Get the title from the file */
void GetID3FileTitle(char *filename, char *title, char *format)
{
ID3Tag *tag;
ID3Frame *frame;
ID3Field *field;
char buffer[255];
int some_info = 0;
char *in = format;
char *out = title;
char *bound = out + (MAX_PATH - 10 - 1);
if ((tag = ID3Tag_New()) != NULL)
{
ID3Tag_Link(tag, filename);
while (*in && out < bound)
{
switch (*in) {
case '%':
++in;
break;
default:
*out++ = *in++;
continue;
}
/* handle % escape sequence */
switch (*in++) {
case '0':
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_TRACKNUM)) != NULL) {
int size;
field = ID3Frame_GetField(frame, ID3FN_TEXT);
size = ID3Field_GetASCII(field, buffer, 255, 1);
lstrcpy(out, buffer); out += size;
some_info = 1;
}
break;
case '1':
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_LEADARTIST)) != NULL) {
int size;
field = ID3Frame_GetField(frame, ID3FN_TEXT);
size = ID3Field_GetASCII(field, buffer, 255, 1);
lstrcpy(out, buffer); out += size;
some_info = 1;
}
break;
case '2':
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_TITLE)) != NULL) {
int size;
field = ID3Frame_GetField(frame, ID3FN_TEXT);
size = ID3Field_GetASCII(field, buffer, 255, 1);
lstrcpy(out, buffer); out += size;
some_info = 1;
}
break;
case '3':
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_ALBUM)) != NULL) {
int size;
field = ID3Frame_GetField(frame, ID3FN_TEXT);
size = ID3Field_GetASCII(field, buffer, 255, 1);
lstrcpy(out, buffer); out += size;
some_info = 1;
}
break;
case '4':
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_YEAR)) != NULL) {
int size;
field = ID3Frame_GetField(frame, ID3FN_TEXT);
size = ID3Field_GetASCII(field, buffer, 255, 1);
lstrcpy(out, buffer); out += size;
some_info = 1;
}
break;
case '5':
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_COMMENT)) != NULL) {
int size;
field = ID3Frame_GetField(frame, ID3FN_TEXT);
size = ID3Field_GetASCII(field, buffer, 255, 1);
lstrcpy(out, buffer); out += size;
some_info = 1;
}
break;
case '6':
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_CONTENTTYPE)) != NULL) {
int size; char *tmp;
field = ID3Frame_GetField(frame, ID3FN_TEXT);
size = ID3Field_GetASCII(field, buffer, 255, 1);
tmp = GetGenre(buffer);
lstrcpy(out, tmp); out += size;
some_info = 1;
}
break;
case '7':
{
char *p=filename+lstrlen(filename);
int len = 0;
while (*p != '\\' && p >= filename) { p--; len++; }
lstrcpy(out, ++p); out += len;
some_info = 1;
break;
}
}
}
ID3Tag_Delete(tag);
}
if (!some_info)
{
char *p=filename+lstrlen(filename);
while (*p != '\\' && p >= filename) p--;
lstrcpy(title,++p);
}
}
int
main( int argc, char *argv[] )
{
char *filename = NULL;
ID3Tag *tag;
if (argc != 2)
{
printf("*** Usage: %s file\n", argv[0]);
exit (1);
}
filename = argv[1];
printf("*** Reading %s\n", filename);
if ((tag = ID3Tag_New()) != NULL)
{
ID3Frame *frame;
(void) ID3Tag_Link(tag, filename);
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_TITLE)) != NULL)
{
ID3Field *field;
if ((field = ID3Frame_GetField(frame, ID3FN_TEXT)) != NULL)
{
char title[1024];
(void) ID3Field_GetASCII(field, title, 1024);
printf("Title: %s\n", title);
}
else
{
printf("Didn't get the field\n");
}
}
else
{
printf("Didn't get the frame\n");
}
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_LEADARTIST)) != NULL)
{
ID3Field *field;
if ((field = ID3Frame_GetField(frame, ID3FN_TEXT)) != NULL)
{
char artist[1024];
(void) ID3Field_GetASCII(field, artist, 1024);
printf("Artist: %s\n", artist);
}
else
{
printf("Didn't get the field\n");
}
}
else
{
printf("Didn't get the frame\n");
}
if ((frame = ID3Tag_FindFrameWithID(tag, ID3FID_ALBUM)) != NULL)
{
ID3Field *field;
if ((field = ID3Frame_GetField(frame, ID3FN_TEXT)) != NULL)
{
char album[1024];
(void) ID3Field_GetASCII(field, album, 1024);
printf("Album: %s\n", album);
}
else
{
printf("Didn't get the field\n");
}
}
else
{
printf("Didn't get the frame\n");
}
}
else
{
printf("Didn't get the tag\n");
}
exit (0);
}
