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-rw-r--r--src/decoder/flac_metadata.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/src/decoder/flac_metadata.c b/src/decoder/flac_metadata.c
index 926cd3af7..68d15f6d4 100644
--- a/src/decoder/flac_metadata.c
+++ b/src/decoder/flac_metadata.c
@@ -80,6 +80,49 @@ flac_parse_replay_gain(struct replay_gain_info *rgi,
return found;
}
+static bool
+flac_find_string_comment(const FLAC__StreamMetadata *block,
+ const char *cmnt, char **str)
+{
+ int offset;
+ size_t pos;
+ int len;
+ unsigned char tmp, *p;
+
+ *str = NULL;
+ offset = FLAC__metadata_object_vorbiscomment_find_entry_from(block, 0,
+ cmnt);
+ if (offset < 0)
+ return false;
+
+ pos = strlen(cmnt) + 1; /* 1 is for '=' */
+ len = block->data.vorbis_comment.comments[offset].length - pos;
+ if (len <= 0)
+ return false;
+
+ p = &block->data.vorbis_comment.comments[offset].entry[pos];
+ tmp = p[len];
+ p[len] = '\0';
+ *str = strdup((char *)p);
+ p[len] = tmp;
+
+ return true;
+}
+
+bool
+flac_parse_mixramp(char **mixramp_start, char **mixramp_end,
+ const FLAC__StreamMetadata *block)
+{
+ bool found = false;
+
+ if (flac_find_string_comment(block, "mixramp_start", mixramp_start))
+ found = true;
+ if (flac_find_string_comment(block, "mixramp_end", mixramp_end))
+ found = true;
+
+ return found;
+}
+
/**
* Checks if the specified name matches the entry's name, and if yes,
* returns the comment value (not null-temrinated).