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Commit 3e94dad4 authored by Josh Coalson's avatar Josh Coalson
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add support for vorbis comments; not yet finished

parent 81a86fde
Hide whitespace changes
Inline Side-by-side
src/plugin_xmms/wrap_id3.c
View file @ 3e94dad4
......@@ -28,6 +28,8 @@
#include <xmms/configfile.h>
#include <xmms/titlestring.h>
#include "FLAC/metadata.h"
#include "mylocale.h"
#include "configure.h"
......@@ -68,14 +70,17 @@ typedef struct id3tag_t {
char track[16];
} id3v2_struct;
static gboolean get_id3v1_tag_as_v2_(const char *filename, id3v2_struct *tag);
static void flac_id3v1_to_id3v2(id3v1_struct *v1, id3v2_struct *v2);
static const char *flac_get_id3_genre(unsigned char genre_code);
static gboolean local__get_id3v1_tag_as_v2_(const char *filename, id3v2_struct *tag);
static void local__id3v1_to_id3v2(id3v1_struct *v1, id3v2_struct *v2);
static const char *local__get_id3_genre(unsigned char genre_code);
#endif /* FLAC__HAS_ID3LIB */
static gchar *extname(const char *filename);
static char* flac_getstr(char* str);
static int flac_getnum(char* str);
static gchar *local__extname(const char *filename);
static char* local__getstr(char* str);
static int local__getnum(char* str);
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, gchar **dest);
/*
* Function flac_format_song_title (tag, filename)
......@@ -89,34 +94,81 @@ gchar *flac_format_song_title(gchar * filename)
gchar *ret = NULL;
TitleInput *input = NULL;
gboolean rc;
#ifdef FLAC__HAS_ID3LIB
File_Tag tag;
Initialize_File_Tag_Item (&tag);
rc = Id3tag_Read_File_Tag (filename, &tag);
#else
id3v2_struct tag;
#endif
int got_vorbis_comments = 0;
#ifdef FLAC__HAS_ID3LIB
Initialize_File_Tag_Item (&tag);
#else
memset(&tag, 0, sizeof(tag));
rc = get_id3v1_tag_as_v2_(filename, &tag);
#endif
/* first, parse vorbis comments if they exist */
{
FLAC__Metadata_SimpleIterator *iterator = FLAC__metadata_simple_iterator_new();
if(0 != iterator) {
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 0
@@@@@
if(local__vcentry_matches("artist", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.artist);
else if(local__vcentry_matches("performer", &vc->comments[i]))
local__vcentry_parse_value(&vc->comments[i], &tag.artist);
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);
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);
#endif
}
FLAC__metadata_object_delete(block);
got_vorbis_comments = 1;
}
}
} while (!got_vorbis_comments && FLAC__metadata_simple_iterator_next(iterator));
FLAC__metadata_simple_iterator_delete(iterator);
}
}
if(!got_vorbis_comments) {
#ifdef FLAC__HAS_ID3LIB
rc = Id3tag_Read_File_Tag(filename, &tag);
#else
rc = local__get_id3v1_tag_as_v2_(filename, &tag);
#endif
}
XMMS_NEW_TITLEINPUT(input);
if (rc)
if (got_vorbis_comments || rc)
{
input->performer = flac_getstr(tag.artist);
input->album_name = flac_getstr(tag.album);
input->track_name = flac_getstr(tag.title);
input->track_number = flac_getnum(tag.track);
input->year = flac_getnum(tag.year);
input->genre = flac_getstr(tag.genre);
input->comment = flac_getstr(tag.comment);
input->performer = local__getstr(tag.artist);
input->album_name = local__getstr(tag.album);
input->track_name = local__getstr(tag.title);
input->track_number = local__getnum(tag.track);
input->year = local__getnum(tag.year);
input->genre = local__getstr(tag.genre);
input->comment = local__getstr(tag.comment);
}
input->file_name = g_basename(filename);
input->file_path = filename;
input->file_ext = extname(filename);
ret = xmms_get_titlestring(flac_cfg.tag_override ?
flac_cfg.tag_format :
xmms_get_gentitle_format(), input);
input->file_ext = local__extname(filename);
ret = xmms_get_titlestring(flac_cfg.tag_override ? flac_cfg.tag_format : xmms_get_gentitle_format(), input);
g_free(input);
if (!ret)
......@@ -125,8 +177,8 @@ gchar *flac_format_song_title(gchar * filename)
* Format according to filename.
*/
ret = g_strdup(g_basename(filename));
if (extname(ret) != NULL)
*(extname(ret) - 1) = '\0'; /* removes period */
if (local__extname(ret) != NULL)
*(local__extname(ret) - 1) = '\0'; /* removes period */
}
#ifdef FLAC__HAS_ID3LIB
......@@ -135,37 +187,6 @@ gchar *flac_format_song_title(gchar * filename)
return ret;
}
/*
* Function extname (filename)
*
* Return pointer within filename to its extenstion, or NULL if
* filename has no extension.
*
*/
static gchar *extname(const char *filename)
{
gchar *ext = strrchr(filename, '.');
if (ext != NULL)
++ext;
return ext;
}
static char* flac_getstr(char* str)
{
if (str && strlen(str) > 0)
return str;
return NULL;
}
static int flac_getnum(char* str)
{
if (str && strlen(str) > 0)
return atoi(str);
return 0;
}
#ifndef FLAC__HAS_ID3LIB
/*
* Function get_idv2_tag_(filename, ID3v2tag)
......@@ -173,7 +194,7 @@ static int flac_getnum(char* str)
* Get ID3v2 tag from file.
*
*/
static gboolean get_id3v1_tag_as_v2_(const char *filename, id3v2_struct *id3v2tag)
gboolean local__get_id3v1_tag_as_v2_(const char *filename, id3v2_struct *id3v2tag)
{
FILE *file;
id3v1_struct id3v1tag;
......@@ -186,7 +207,7 @@ static gboolean get_id3v1_tag_as_v2_(const char *filename, id3v2_struct *id3v2ta
(fread(&id3v1tag, 1, sizeof (id3v1tag), file) == sizeof (id3v1tag)) &&
(strncmp(id3v1tag.tag, "TAG", 3) == 0))
{
flac_id3v1_to_id3v2(&id3v1tag, id3v2tag);
local__id3v1_to_id3v2(&id3v1tag, id3v2tag);
if (flac_cfg.convert_char_set)
{
......@@ -232,19 +253,19 @@ static gboolean get_id3v1_tag_as_v2_(const char *filename, id3v2_struct *id3v2ta
}
/*
* Function flac_id3v1_to_id3v2 (v1, v2)
* Function local__id3v1_to_id3v2 (v1, v2)
*
* Convert ID3v1 tag `v1' to ID3v2 tag `v2'.
*
*/
static void flac_id3v1_to_id3v2(id3v1_struct *v1, id3v2_struct *v2)
void local__id3v1_to_id3v2(id3v1_struct *v1, id3v2_struct *v2)
{
memset(v2,0,sizeof(id3v2_struct));
strncpy(v2->title, v1->title, 30);
strncpy(v2->artist, v1->artist, 30);
strncpy(v2->album, v1->album, 30);
strncpy(v2->comment, v1->u.v1_0.comment, 30);
strncpy(v2->genre, flac_get_id3_genre(v1->genre), sizeof (v2->genre));
strncpy(v2->genre, local__get_id3_genre(v1->genre), sizeof (v2->genre));
strncpy(v2->year, v1->year, 4);
/* Check for v1.1 tags. */
......@@ -262,7 +283,7 @@ static void flac_id3v1_to_id3v2(id3v1_struct *v1, id3v2_struct *v2)
g_strstrip(v2->track);
}
static const char *flac_get_id3_genre(unsigned char genre_code)
const char *local__get_id3_genre(unsigned char genre_code)
{
if (genre_code < GENRE_MAX)
return gettext(id3_genres[genre_code]);
......@@ -270,3 +291,58 @@ static const char *flac_get_id3_genre(unsigned char genre_code)
return "";
}
#endif /* ifndef FLAC__HAS_ID3LIB */
/*
* Function local__extname (filename)
*
* Return pointer within filename to its extenstion, or NULL if
* filename has no extension.
*
*/
gchar *local__extname(const char *filename)
{
gchar *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, gchar **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';
}
}
}
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