+#if CONFIG_ICONV
+ if (len) {
+ const char *encodings[] = {
+ "ISO6937", "ISO-8859-5", "ISO-8859-6", "ISO-8859-7",
+ "ISO-8859-8", "ISO-8859-9", "ISO-8859-10", "ISO-8859-11",
+ "", "ISO-8859-13", "ISO-8859-14", "ISO-8859-15", "", "", "", "",
+ "", "UCS-2BE", "KSC_5601", "GB2312", "UCS-2BE", "UTF-8", "", "",
+ "", "", "", "", "", "", "", ""
+ };
+ iconv_t cd;
+ char *in, *out;
+ size_t inlen = len, outlen = inlen * 6 + 1;
+ if (len >= 3 && p[0] == 0x10 && !p[1] && p[2] && p[2] <= 0xf && p[2] != 0xc) {
+ char iso8859[12];
+ snprintf(iso8859, sizeof(iso8859), "ISO-8859-%d", p[2]);
+ inlen -= 3;
+ in = (char *)p + 3;
+ cd = iconv_open("UTF-8", iso8859);
+ } else if (p[0] < 0x20) {
+ inlen -= 1;
+ in = (char *)p + 1;
+ cd = iconv_open("UTF-8", encodings[*p]);
+ } else {
+ in = (char *)p;
+ cd = iconv_open("UTF-8", encodings[0]);
+ }
+ if (cd == (iconv_t)-1)
+ goto no_iconv;
+ str = out = av_malloc(outlen);
+ if (!str) {
+ iconv_close(cd);
+ return NULL;
+ }
+ if (iconv(cd, &in, &inlen, &out, &outlen) == -1) {
+ iconv_close(cd);
+ av_freep(&str);
+ goto no_iconv;
+ }
+ iconv_close(cd);
+ *out = 0;
+ *pp = p + len;
+ return str;
+ }
+no_iconv:
+#endif