Split show_formats().

Originally committed as revision 20553 to svn://svn.ffmpeg.org/ffmpeg/trunk

cmdutils.h

@@ -157,6 +157,24 @@ void show_license(void);
  */
 void show_formats(void);
 
+/**
+ * Prints a listing containing all the codecs supported by the
+ * program.
+ */
+void show_codecs(void);
+
+/**
+ * Prints a listing containing all the bit stream filters supported by the
+ * program.
+ */
+void show_bsfs(void);
+
+/**
+ * Prints a listing containing all the protocols supported by the
+ * program.
+ */
+void show_protocols(void);
+
 /**
  * Returns a positive value if reads from standard input a line
  * starting with [yY], otherwise returns 0.