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-rw-r--r--Makefile.am5
-rw-r--r--src/decoder/vorbis_comments.c131
-rw-r--r--src/decoder/vorbis_comments.h35
-rw-r--r--src/decoder/vorbis_decoder_plugin.c104
4 files changed, 171 insertions, 104 deletions
diff --git a/Makefile.am b/Makefile.am
index efdaa4d3b..04a8514ac 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -536,7 +536,10 @@ libdecoder_plugins_a_SOURCES += \
endif
if ENABLE_VORBIS_DECODER
-libdecoder_plugins_a_SOURCES += src/decoder/vorbis_decoder_plugin.c
+libdecoder_plugins_a_SOURCES += \
+ src/decoder/vorbis_comments.c \
+ src/decoder/vorbis_comments.h \
+ src/decoder/vorbis_decoder_plugin.c
endif
if HAVE_FLAC
diff --git a/src/decoder/vorbis_comments.c b/src/decoder/vorbis_comments.c
new file mode 100644
index 000000000..98b5166e5
--- /dev/null
+++ b/src/decoder/vorbis_comments.c
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2003-2012 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+#include "vorbis_comments.h"
+#include "tag.h"
+#include "replay_gain_info.h"
+
+#include <glib.h>
+#include <assert.h>
+#include <stddef.h>
+#include <string.h>
+#include <stdlib.h>
+
+static const char *
+vorbis_comment_value(const char *comment, const char *needle)
+{
+ size_t len = strlen(needle);
+
+ if (g_ascii_strncasecmp(comment, needle, len) == 0 &&
+ comment[len] == '=')
+ return comment + len + 1;
+
+ return NULL;
+}
+
+bool
+vorbis_comments_to_replay_gain(struct replay_gain_info *rgi, char **comments)
+{
+ const char *temp;
+ bool found = false;
+
+ replay_gain_info_init(rgi);
+
+ while (*comments) {
+ if ((temp =
+ vorbis_comment_value(*comments, "replaygain_track_gain"))) {
+ rgi->tuples[REPLAY_GAIN_TRACK].gain = atof(temp);
+ found = true;
+ } else if ((temp = vorbis_comment_value(*comments,
+ "replaygain_album_gain"))) {
+ rgi->tuples[REPLAY_GAIN_ALBUM].gain = atof(temp);
+ found = true;
+ } else if ((temp = vorbis_comment_value(*comments,
+ "replaygain_track_peak"))) {
+ rgi->tuples[REPLAY_GAIN_TRACK].peak = atof(temp);
+ found = true;
+ } else if ((temp = vorbis_comment_value(*comments,
+ "replaygain_album_peak"))) {
+ rgi->tuples[REPLAY_GAIN_ALBUM].peak = atof(temp);
+ found = true;
+ }
+
+ comments++;
+ }
+
+ return found;
+}
+
+static const char *VORBIS_COMMENT_TRACK_KEY = "tracknumber";
+static const char *VORBIS_COMMENT_DISC_KEY = "discnumber";
+
+/**
+ * Check if the comment's name equals the passed name, and if so, copy
+ * the comment value into the tag.
+ */
+static bool
+vorbis_copy_comment(struct tag *tag, const char *comment,
+ const char *name, enum tag_type tag_type)
+{
+ const char *value;
+
+ value = vorbis_comment_value(comment, name);
+ if (value != NULL) {
+ tag_add_item(tag, tag_type, value);
+ return true;
+ }
+
+ return false;
+}
+
+static void
+vorbis_parse_comment(struct tag *tag, const char *comment)
+{
+ assert(tag != NULL);
+
+ if (vorbis_copy_comment(tag, comment, VORBIS_COMMENT_TRACK_KEY,
+ TAG_TRACK) ||
+ vorbis_copy_comment(tag, comment, VORBIS_COMMENT_DISC_KEY,
+ TAG_DISC) ||
+ vorbis_copy_comment(tag, comment, "album artist",
+ TAG_ALBUM_ARTIST))
+ return;
+
+ for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i)
+ if (vorbis_copy_comment(tag, comment,
+ tag_item_names[i], i))
+ return;
+}
+
+struct tag *
+vorbis_comments_to_tag(char **comments)
+{
+ struct tag *tag = tag_new();
+
+ while (*comments)
+ vorbis_parse_comment(tag, *comments++);
+
+ if (tag_is_empty(tag)) {
+ tag_free(tag);
+ tag = NULL;
+ }
+
+ return tag;
+}
diff --git a/src/decoder/vorbis_comments.h b/src/decoder/vorbis_comments.h
new file mode 100644
index 000000000..5d2c65e44
--- /dev/null
+++ b/src/decoder/vorbis_comments.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2003-2012 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_VORBIS_COMMENTS_H
+#define MPD_VORBIS_COMMENTS_H
+
+#include "check.h"
+
+#include <stdbool.h>
+
+struct replay_gain_info;
+
+bool
+vorbis_comments_to_replay_gain(struct replay_gain_info *rgi, char **comments);
+
+struct tag *
+vorbis_comments_to_tag(char **comments);
+
+#endif
diff --git a/src/decoder/vorbis_decoder_plugin.c b/src/decoder/vorbis_decoder_plugin.c
index f73a41895..f34693844 100644
--- a/src/decoder/vorbis_decoder_plugin.c
+++ b/src/decoder/vorbis_decoder_plugin.c
@@ -18,6 +18,7 @@
*/
#include "config.h"
+#include "vorbis_comments.h"
#include "_ogg_common.h"
#include "audio_check.h"
#include "uri.h"
@@ -42,7 +43,6 @@
#include <assert.h>
#include <errno.h>
-#include <stdlib.h>
#include <unistd.h>
#undef G_LOG_DOMAIN
@@ -150,108 +150,6 @@ vorbis_is_open(struct vorbis_input_stream *vis, OggVorbis_File *vf,
return true;
}
-static const char *
-vorbis_comment_value(const char *comment, const char *needle)
-{
- size_t len = strlen(needle);
-
- if (g_ascii_strncasecmp(comment, needle, len) == 0 &&
- comment[len] == '=')
- return comment + len + 1;
-
- return NULL;
-}
-
-static bool
-vorbis_comments_to_replay_gain(struct replay_gain_info *rgi, char **comments)
-{
- const char *temp;
- bool found = false;
-
- replay_gain_info_init(rgi);
-
- while (*comments) {
- if ((temp =
- vorbis_comment_value(*comments, "replaygain_track_gain"))) {
- rgi->tuples[REPLAY_GAIN_TRACK].gain = atof(temp);
- found = true;
- } else if ((temp = vorbis_comment_value(*comments,
- "replaygain_album_gain"))) {
- rgi->tuples[REPLAY_GAIN_ALBUM].gain = atof(temp);
- found = true;
- } else if ((temp = vorbis_comment_value(*comments,
- "replaygain_track_peak"))) {
- rgi->tuples[REPLAY_GAIN_TRACK].peak = atof(temp);
- found = true;
- } else if ((temp = vorbis_comment_value(*comments,
- "replaygain_album_peak"))) {
- rgi->tuples[REPLAY_GAIN_ALBUM].peak = atof(temp);
- found = true;
- }
-
- comments++;
- }
-
- return found;
-}
-
-static const char *VORBIS_COMMENT_TRACK_KEY = "tracknumber";
-static const char *VORBIS_COMMENT_DISC_KEY = "discnumber";
-
-/**
- * Check if the comment's name equals the passed name, and if so, copy
- * the comment value into the tag.
- */
-static bool
-vorbis_copy_comment(struct tag *tag, const char *comment,
- const char *name, enum tag_type tag_type)
-{
- const char *value;
-
- value = vorbis_comment_value(comment, name);
- if (value != NULL) {
- tag_add_item(tag, tag_type, value);
- return true;
- }
-
- return false;
-}
-
-static void
-vorbis_parse_comment(struct tag *tag, const char *comment)
-{
- assert(tag != NULL);
-
- if (vorbis_copy_comment(tag, comment, VORBIS_COMMENT_TRACK_KEY,
- TAG_TRACK) ||
- vorbis_copy_comment(tag, comment, VORBIS_COMMENT_DISC_KEY,
- TAG_DISC) ||
- vorbis_copy_comment(tag, comment, "album artist",
- TAG_ALBUM_ARTIST))
- return;
-
- for (unsigned i = 0; i < TAG_NUM_OF_ITEM_TYPES; ++i)
- if (vorbis_copy_comment(tag, comment,
- tag_item_names[i], i))
- return;
-}
-
-static struct tag *
-vorbis_comments_to_tag(char **comments)
-{
- struct tag *tag = tag_new();
-
- while (*comments)
- vorbis_parse_comment(tag, *comments++);
-
- if (tag_is_empty(tag)) {
- tag_free(tag);
- tag = NULL;
- }
-
- return tag;
-}
-
static void
vorbis_send_comments(struct decoder *decoder, struct input_stream *is,
char **comments)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 08:31:33 +0000