X-Git-Url: http://git.osdn.jp/view?a=blobdiff_plain;f=gtk%2Fsrc%2Fpreview.h;h=b30d1a90916d9d150c421840d65c18db0e6b6d8a;hb=47f681558afcfa3032c64a73f605b1d73812bfc7;hp=1cc6ecf0b30f0472912b2e66d9cf56e5aeb4cb9a;hpb=a149e09e16887756213738045f13010df3104083;p=handbrake-jp%2Fhandbrake-jp-git.git

diff --git a/gtk/src/preview.h b/gtk/src/preview.h
index 1cc6ecf0..b30d1a90 100644
--- a/gtk/src/preview.h
+++ b/gtk/src/preview.h
@@ -16,6 +16,10 @@
 #if !defined(_GHB_PREVIEW_H_)
 #define _GHB_PREVIEW_H_
 
+#define MOD_ROUND(v,m) ((m==1)?v:(m * ((v + (m>>1) - 1) / m)))
+#define MOD_DOWN(v,m)  (m * (v / m))
+#define MOD_UP(v,m)    (m * ((v + m - 1) / m))
+
 void ghb_preview_init(signal_user_data_t *ud);
 void ghb_set_preview_image(signal_user_data_t *ud);
 void ghb_live_preview_progress(signal_user_data_t *ud);