+static void mov_parse_udta_string(ByteIOContext *pb, char *str, int size)
+{
+ uint16_t str_size = get_be16(pb); /* string length */;
+
+ get_be16(pb); /* skip language */
+ get_buffer(pb, str, FFMIN(size, str_size));
+}
+
+static int mov_read_udta(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
+{
+ uint64_t end = url_ftell(pb) + atom.size;
+
+ while (url_ftell(pb) + 8 < end) {
+ uint32_t tag_size = get_be32(pb);
+ uint32_t tag = get_le32(pb);
+ uint64_t next = url_ftell(pb) + tag_size - 8;
+
+ switch (tag) {
+ case MKTAG(0xa9,'n','a','m'):
+ mov_parse_udta_string(pb, c->fc->title, sizeof(c->fc->title));
+ break;
+ case MKTAG(0xa9,'w','r','t'):
+ mov_parse_udta_string(pb, c->fc->author, sizeof(c->fc->author));
+ break;
+ case MKTAG(0xa9,'c','p','y'):
+ mov_parse_udta_string(pb, c->fc->copyright, sizeof(c->fc->copyright));
+ break;
+ case MKTAG(0xa9,'i','n','f'):
+ mov_parse_udta_string(pb, c->fc->comment, sizeof(c->fc->comment));
+ break;
+ default:
+ break;
+ }
+
+ url_fseek(pb, next, SEEK_SET);
+ }
+
+ return 0;
+}
+