return i;
}
+char *av_fourcc_make_string(char *buf, uint32_t fourcc)
+{
+ int i;
+ char *orig_buf = buf;
+ size_t buf_size = AV_FOURCC_MAX_STRING_SIZE;
+
+ for (i = 0; i < 4; i++) {
+ const int c = fourcc & 0xff;
+ const int print_chr = (c >= '0' && c <= '9') ||
+ (c >= 'a' && c <= 'z') ||
+ (c >= 'A' && c <= 'Z') ||
+ (c && strchr(". -_", c));
+ const int len = snprintf(buf, buf_size, print_chr ? "%c" : "[%d]", c);
+ if (len < 0)
+ break;
+ buf += len;
+ buf_size = buf_size > len ? buf_size - len : 0;
+ fourcc >>= 8;
+ }
+
+ return orig_buf;
+}
+
AVRational av_get_time_base_q(void)
{
return (AVRational){1, AV_TIME_BASE};