Prefer enum PixelFormat to int as the parameter type of

fmt_depth(fmt).


git-svn-id: file:///var/local/repositories/mplayer/trunk/libswscale@30333 b3059339-0415-0410-9bf9-f77b7e298cf2

swscale_internal.h

@@ -389,7 +389,7 @@ const char *sws_format_name(enum PixelFormat format);
         || (x)==PIX_FMT_YUVA420P    \
     )
 
-static inline int fmt_depth(int fmt)
+static inline int fmt_depth(enum PixelFormat fmt)
 {
     switch(fmt) {
     case PIX_FMT_RGB48BE: