avfilter/vf_identity: fix typo

[ffmpeg] / libavfilter / framerate.h

diff --git a/libavfilter/framerate.h b/libavfilter/framerate.h
index 2947c54cc6918e3aac0b7b6fc2d8244964cec12a..d2556356867edcc7d32cacdac82089f9f9153625 100644 (file)
--- a/libavfilter/framerate.h
+++ b/libavfilter/framerate.h
@@ -28,8 +28,7 @@
                           ptrdiff_t width, ptrdiff_t height, \
                           int factor1, int factor2, int half
 
-#define BLEND_FACTOR_DEPTH8   7
-#define BLEND_FACTOR_DEPTH16 15
+#define BLEND_FACTOR_DEPTH(n) (n-1)
 
 typedef void (*blend_func)(BLEND_FUNC_PARAMS);