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move more tag processing into plugin_common

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This commit is contained in:
Josh Coalson 2002-08-30 05:41:56 +00:00
parent 3ac6693c89
commit 8b55f8355f
1 changed files with 32 additions and 121 deletions
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153
src/plugin_xmms/wrap_id3.c
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@ -34,14 +34,36 @@
#include "charset.h"
#include "configure.h"
static FLAC__bool local__get_id3v1_tag_as_canonical(const char *filename, FLAC_Plugin__CanonicalTag *tag);
/*
* Function local__extname (filename)
*
* Return pointer within filename to its extenstion, or NULL if
* filename has no extension.
*
*/
static char *local__extname(const char *filename)
{
char *ext = strrchr(filename, '.');
static char *local__extname(const char *filename);
static char* local__getstr(char* str);
static int local__getnum(char* str);
if (ext != NULL)
++ext;
static int local__vcentry_matches(const char *field_name, const FLAC__StreamMetadata_VorbisComment_Entry *entry);
static void local__vcentry_parse_value(const FLAC__StreamMetadata_VorbisComment_Entry *entry, char **dest);
return ext;
}
static char *local__getstr(char* str)
{
if (str && strlen(str) > 0)
return str;
return NULL;
}
static int local__getnum(char* str)
{
if (str && strlen(str) > 0)
return atoi(str);
return 0;
}
/*
* Function flac_format_song_title (tag, filename)
@ -54,56 +76,11 @@ char *flac_format_song_title(char *filename)
{
char *ret = NULL;
TitleInput *input = NULL;
FLAC_Plugin__CanonicalTag tag, id3v1_tag, id3v2_tag;
FLAC_Plugin__CanonicalTag tag;
FLAC_plugin__canonical_tag_init(&tag);
FLAC_plugin__canonical_tag_init(&id3v1_tag);
FLAC_plugin__canonical_tag_init(&id3v2_tag);
/* first, parse vorbis comments if they exist */
{
FLAC__Metadata_SimpleIterator *iterator = FLAC__metadata_simple_iterator_new();
if(0 != iterator) {
FLAC__bool got_vorbis_comments = false;
do {
if(FLAC__metadata_simple_iterator_get_block_type(iterator) == FLAC__METADATA_TYPE_VORBIS_COMMENT) {
FLAC__StreamMetadata *block = FLAC__metadata_simple_iterator_get_block(iterator);
if(0 != block) {
unsigned i;
const FLAC__StreamMetadata_VorbisComment *vc = &block->data.vorbis_comment;
for(i = 0; i < vc->num_comments; i++) {
if(local__vcentry_matches("artist", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.composer);
else if(local__vcentry_matches("performer", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.performer);
else if(local__vcentry_matches("album", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.album);
else if(local__vcentry_matches("title", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.title);
else if(local__vcentry_matches("tracknumber", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.track_number);
else if(local__vcentry_matches("genre", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.genre);
else if(local__vcentry_matches("description", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.comment);
}
FLAC__metadata_object_delete(block);
got_vorbis_comments = true;
}
}
} while (!got_vorbis_comments && FLAC__metadata_simple_iterator_next(iterator));
FLAC__metadata_simple_iterator_delete(iterator);
}
}
(void)FLAC_plugin__id3v2_tag_get(filename, &id3v2_tag);
(void)local__get_id3v1_tag_as_canonical(filename, &id3v1_tag);
XMMS_NEW_TITLEINPUT(input);
/* merge tags, preferring, in order: vorbis comments, id3v2, id3v1 */
FLAC_plugin__canonical_tag_merge(&tag, &id3v2_tag);
FLAC_plugin__canonical_tag_merge(&tag, &id3v1_tag);
FLAC_plugin__canonical_tag_get_combined(filename, &tag);
if(flac_cfg.convert_char_set) {
convert_from_file_to_user_in_place(&tag.title);
@ -118,6 +95,8 @@ char *flac_format_song_title(char *filename)
convert_from_file_to_user_in_place(&tag.comment);
}
XMMS_NEW_TITLEINPUT(input);
input->performer = local__getstr(tag.performer);
input->album_name = local__getstr(tag.album);
input->track_name = local__getstr(tag.title);
@ -142,73 +121,5 @@ char *flac_format_song_title(char *filename)
}
FLAC_plugin__canonical_tag_clear(&tag);
FLAC_plugin__canonical_tag_clear(&id3v1_tag);
FLAC_plugin__canonical_tag_clear(&id3v2_tag);
return ret;
}
FLAC__bool local__get_id3v1_tag_as_canonical(const char *filename, FLAC_Plugin__CanonicalTag *tag)
{
FLAC_Plugin__Id3v1_Tag id3v1_tag;
if(FLAC_plugin__id3v1_tag_get(filename, &id3v1_tag)) {
FLAC_plugin__canonical_tag_convert_from_id3v1(tag, &id3v1_tag);
return true;
}
return false;
}
/*
* Function local__extname (filename)
*
* Return pointer within filename to its extenstion, or NULL if
* filename has no extension.
*
*/
char *local__extname(const char *filename)
{
char *ext = strrchr(filename, '.');
if (ext != NULL)
++ext;
return ext;
}
char* local__getstr(char* str)
{
if (str && strlen(str) > 0)
return str;
return NULL;
}
int local__getnum(char* str)
{
if (str && strlen(str) > 0)
return atoi(str);
return 0;
}
int local__vcentry_matches(const char *field_name, const FLAC__StreamMetadata_VorbisComment_Entry *entry)
{
const FLAC__byte *eq = memchr(entry->entry, '=', entry->length);
const unsigned field_name_length = strlen(field_name);
return (0 != eq && (unsigned)(eq-entry->entry) == field_name_length && 0 == strncasecmp(field_name, entry->entry, field_name_length));
}
void local__vcentry_parse_value(const FLAC__StreamMetadata_VorbisComment_Entry *entry, char **dest)
{
const FLAC__byte *eq = memchr(entry->entry, '=', entry->length);
if(0 == eq)
return;
else {
const unsigned value_length = entry->length - (unsigned)((++eq) - entry->entry);
*dest = g_malloc(value_length + 1);
if(0 != *dest) {
memcpy(*dest, eq, value_length);
(*dest)[value_length] = '\0';
}
}
}