--- /dev/null
+#include <libavutil/pixfmt.h>
+#include <stdio.h>
+
+#define SHOW(x) printf("%d " #x "\n", x);
+int main()
+{
+ SHOW(AV_PIX_FMT_YUV420P);
+ SHOW(AV_PIX_FMT_YUV420P16LE);
+ SHOW(AV_PIX_FMT_YUV422P10LE);
+ SHOW(AV_PIX_FMT_YUV444P9BE);
+}