static char *get_tag (struct id3_tag *tag, const char *what)
{
struct id3_frame *frame;
union id3_field *field;
const id3_ucs4_t *ucs4;
char *comm = NULL;
frame = id3_tag_findframe (tag, what, 0);
if (frame && (field = &frame->fields[1])) {
ucs4 = id3_field_getstrings (field, 0);
if (ucs4) {
/* Workaround for ID3 tags v1/v1.1 where the encoding
* is latin1. */
union id3_field *encoding_field = &frame->fields[0];
if ((id3_tag_options(tag, 0, 0) & ID3_TAG_OPTION_ID3V1)
|| ((options_get_int ("EnforceTagsEncoding") &&
(id3_field_gettextencoding((encoding_field))
== ID3_FIELD_TEXTENCODING_ISO_8859_1))))
{
char *t;
comm = (char *)id3_ucs4_latin1duplicate (ucs4);
#ifdef HAVE_RCC
if (options_get_int("UseRCC"))
comm = do_rcc (comm);
else {
#endif /* HAVE_RCC */
t = comm;
comm = id3v1_fix (comm);
free (t);
#ifdef HAVE_RCC
}
#endif /* HAVE_RCC */
}
else
comm = (char *)id3_ucs4_utf8duplicate (ucs4);
}
}
return comm;
}
static inline bool
tag_is_id3v1(struct id3_tag *tag)
{
return (id3_tag_options(tag, 0, 0) & ID3_TAG_OPTION_ID3V1) != 0;
}
static int _BarFlyTagID3Write(BarFly_t const* fly, uint8_t const* cover_art,
size_t cover_size, BarSettings_t const* settings)
{
int const BUFFER_SIZE = 5;
int const TAG_PADDED_SIZE = 1024;
char const BAR_FLY_ID3_FRAME_DISC[] = "TPOS";
int exit_status = 0;
int status;
struct id3_tag* tag;
char buffer[BUFFER_SIZE];
assert(fly != NULL);
assert(fly->audio_file_path != NULL);
assert(settings != NULL);
/*
* Set the minimum size for the tag. The tag will use CRC and compression.
* FIXME - figure out if the padded size is really needed.
*/
tag = id3_tag_new();
if (tag == NULL) {
BarUiMsg(settings, MSG_ERR, "Failed to create new tag.\n");
goto error;
}
id3_tag_setlength(tag, TAG_PADDED_SIZE);
id3_tag_options(tag,
ID3_TAG_OPTION_UNSYNCHRONISATION |
ID3_TAG_OPTION_APPENDEDTAG |
ID3_TAG_OPTION_CRC |
ID3_TAG_OPTION_COMPRESSION, 0);
/*
* Add the data to the tag.
*/
status = BarFlyID3AddFrame(tag, ID3_FRAME_ARTIST, fly->artist, settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write artist to tag.\n");
goto error;
}
status = BarFlyID3AddFrame(tag, ID3_FRAME_ALBUM, fly->album, settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write album to tag.\n");
goto error;
}
status = BarFlyID3AddFrame(tag, ID3_FRAME_TITLE, fly->title, settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write title to tag.\n");
goto error;
}
if (fly->year != 0) {
snprintf(buffer, BUFFER_SIZE, "%hu", fly->year);
buffer[BUFFER_SIZE - 1] = '\0';
status = BarFlyID3AddFrame(tag, ID3_FRAME_YEAR, buffer, settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write year to tag.\n");
goto error;
}
}
if (fly->track != 0) {
snprintf(buffer, BUFFER_SIZE, "%hu", fly->track);
buffer[BUFFER_SIZE - 1] = '\0';
status = BarFlyID3AddFrame(tag, ID3_FRAME_TRACK, buffer, settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write track number to tag.\n");
goto error;
}
}
if (fly->disc != 0) {
snprintf(buffer, BUFFER_SIZE, "%hu", fly->disc);
buffer[BUFFER_SIZE - 1] = '\0';
status = BarFlyID3AddFrame(tag, BAR_FLY_ID3_FRAME_DISC, buffer,
settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write disc number to tag.\n");
goto error;
}
}
if (cover_art != NULL) {
status = BarFlyID3AddCover(tag, cover_art, cover_size, settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write cover to tag.\n");
goto error;
}
}
/*
* Write the tag to the file.
*/
status = BarFlyID3WriteFile(fly->audio_file_path, tag, settings);
if (status != 0) {
BarUiMsg(settings, MSG_ERR, "Failed to write the tag.\n");
goto error;
}
goto end;
error:
exit_status = -1;
end:
if (tag != NULL) {
id3_tag_delete(tag);
}
return exit_status;
}
