TagId3: remove the "id3v1_encoding" setting

Drop support for misencoded tags.  People should not be using ID3v1
anyway.
This commit is contained in:
Max Kellermann 2015-06-26 00:08:29 +02:00
parent f415167e59
commit d5cfa6d4dc
5 changed files with 13 additions and 58 deletions

2
NEWS
View File

@ -9,6 +9,8 @@ ver 0.20 (not yet released)
- ape, ogg: drop support for non-standard tag "album artist"
affected filetypes: vorbis, flac, opus & all files with ape2 tags
(most importantly some mp3s)
- id3: remove the "id3v1_encoding" setting; by definition, all ID3v1 tags
are ISO-Latin-1
* decoder
- ffmpeg: support ReplayGain and MixRamp
- ffmpeg: support stream tags

View File

@ -156,12 +156,6 @@ This specifies the character set used for the filesystem. A list of supported
character sets can be obtained by running "iconv \-l". The default is
determined from the locale when the db was originally created.
.TP
.B id3v1_encoding <charset>
This specifies the character set which ID3v1 tags are encoded in. A list of
supported character sets can be obtained by running "iconv \-l". The default is
to let libid3tag convert them (from ISO-8859-1, as the standard specifies) and
do no additional conversion.
.TP
.B gapless_mp3_playback <yes or no>
This specifies whether to support gapless playback of MP3s which have the
necessary headers. Useful if your MP3s have headers with incorrect

View File

@ -373,8 +373,4 @@ input {
#
#filesystem_charset "UTF-8"
#
# This setting controls the encoding that ID3v1 tags should be converted from.
#
#id3v1_encoding "ISO-8859-1"
#
###############################################################################

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@ -64,7 +64,7 @@ const ConfigTemplate config_param_templates[] = {
{ "max_command_list_size" },
{ "max_output_buffer_size" },
{ "filesystem_charset" },
{ "id3v1_encoding" },
{ "id3v1_encoding", false, true },
{ "metadata_to_use" },
{ "save_absolute_paths_in_playlists" },
{ "gapless_mp3_playback" },

View File

@ -33,10 +33,6 @@
#include "fs/Path.hxx"
#include "fs/FileSystem.hxx"
#ifdef HAVE_GLIB
#include <glib.h>
#endif
#include <id3tag.h>
#include <string>
@ -91,43 +87,11 @@ tag_id3_getstring(const struct id3_frame *frame, unsigned i)
/* This will try to convert a string to utf-8,
*/
static id3_utf8_t *
import_id3_string(bool is_id3v1, const id3_ucs4_t *ucs4)
import_id3_string(const id3_ucs4_t *ucs4)
{
id3_utf8_t *utf8;
#ifdef HAVE_GLIB
/* use encoding field here? */
const char *encoding;
if (is_id3v1 &&
(encoding = config_get_string(ConfigOption::ID3V1_ENCODING,
nullptr)) != nullptr) {
id3_latin1_t *isostr = id3_ucs4_latin1duplicate(ucs4);
if (gcc_unlikely(isostr == nullptr))
return nullptr;
utf8 = (id3_utf8_t *)
g_convert_with_fallback((const char*)isostr, -1,
"utf-8", encoding,
nullptr, nullptr,
nullptr, nullptr);
if (utf8 == nullptr) {
FormatWarning(id3_domain,
"Unable to convert %s string to UTF-8: '%s'",
encoding, isostr);
free(isostr);
return nullptr;
}
free(isostr);
} else {
#else
(void)is_id3v1;
#endif
utf8 = id3_ucs4_utf8duplicate(ucs4);
id3_utf8_t *utf8 = id3_ucs4_utf8duplicate(ucs4);
if (gcc_unlikely(utf8 == nullptr))
return nullptr;
#ifdef HAVE_GLIB
}
#endif
id3_utf8_t *utf8_stripped = (id3_utf8_t *)
xstrdup(Strip((char *)utf8));
@ -144,7 +108,7 @@ import_id3_string(bool is_id3v1, const id3_ucs4_t *ucs4)
* - string list
*/
static void
tag_id3_import_text_frame(struct id3_tag *tag, const struct id3_frame *frame,
tag_id3_import_text_frame(const struct id3_frame *frame,
TagType type,
const struct tag_handler *handler, void *handler_ctx)
{
@ -173,7 +137,7 @@ tag_id3_import_text_frame(struct id3_tag *tag, const struct id3_frame *frame,
if (type == TAG_GENRE)
ucs4 = id3_genre_name(ucs4);
id3_utf8_t *utf8 = import_id3_string(tag_is_id3v1(tag), ucs4);
id3_utf8_t *utf8 = import_id3_string(ucs4);
if (utf8 == nullptr)
continue;
@ -194,7 +158,7 @@ tag_id3_import_text(struct id3_tag *tag, const char *id, TagType type,
const struct id3_frame *frame;
for (unsigned i = 0;
(frame = id3_tag_findframe(tag, id, i)) != nullptr; ++i)
tag_id3_import_text_frame(tag, frame, type,
tag_id3_import_text_frame(frame, type,
handler, handler_ctx);
}
@ -208,8 +172,7 @@ tag_id3_import_text(struct id3_tag *tag, const char *id, TagType type,
* - full string (we use this one)
*/
static void
tag_id3_import_comment_frame(struct id3_tag *tag,
const struct id3_frame *frame, TagType type,
tag_id3_import_comment_frame(const struct id3_frame *frame, TagType type,
const struct tag_handler *handler,
void *handler_ctx)
{
@ -225,7 +188,7 @@ tag_id3_import_comment_frame(struct id3_tag *tag,
if (ucs4 == nullptr)
return;
id3_utf8_t *utf8 = import_id3_string(tag_is_id3v1(tag), ucs4);
id3_utf8_t *utf8 = import_id3_string(ucs4);
if (utf8 == nullptr)
return;
@ -244,7 +207,7 @@ tag_id3_import_comment(struct id3_tag *tag, const char *id, TagType type,
const struct id3_frame *frame;
for (unsigned i = 0;
(frame = id3_tag_findframe(tag, id, i)) != nullptr; ++i)
tag_id3_import_comment_frame(tag, frame, type,
tag_id3_import_comment_frame(frame, type,
handler, handler_ctx);
}