mp3_afh: Use symbolic constants for id3 tag identifiers.

diff --git a/mp3_afh.c b/mp3_afh.c
index ece13e1f925e857cc43acc9437b9b7547fa621f8..251574a528d38a665b0ab67c88c213f6e27b5e41 100644 (file)
--- a/mp3_afh.c
+++ b/mp3_afh.c
@@ -139,27 +139,27 @@ static void mp3_get_id3(__a_unused unsigned char *map,
        }
        for (i = 0; i < id3_t->nframes; i++) {
                struct id3_frame *fr = id3_t->frames[i];
-               if (!strcmp(fr->id, "TIT2")) {
+               if (!strcmp(fr->id, ID3_FRAME_TITLE)) {
                        if (!tags->title)
                                tags->title = get_strings(fr);
                        continue;
                }
-               if (!strcmp(fr->id, "TPE1")) {
+               if (!strcmp(fr->id, ID3_FRAME_ARTIST)) {
                        if (!tags->artist)
                                tags->artist = get_strings(fr);
                        continue;
                }
-               if (!strcmp(fr->id, "TALB")) {
+               if (!strcmp(fr->id, ID3_FRAME_ALBUM)) {
                        if (!tags->album)
                                tags->album = get_strings(fr);
                        continue;
                }
-               if (!strcmp(fr->id, "TDRC")) {
+               if (!strcmp(fr->id, ID3_FRAME_YEAR)) {
                        if (!tags->year)
                                tags->year = get_strings(fr);
                        continue;
                }
-               if (!strcmp(fr->id, "COMM")) {
+               if (!strcmp(fr->id, ID3_FRAME_COMMENT)) {
                        if (!tags->comment)
                                tags->comment = get_strings(fr);
                        continue;