reduce default max babl path to 3

Big decrease in combinatorial explosion of search - missing out on some big
fish.

diff --git a/babl/babl-fish-path.c b/babl/babl-fish-path.c
index c8ba5884cf3532c58f42b250d8e62aaddf382f56..ebbdd9e20a356d6c3b6988066efa01d38fab99d3 100644 (file)
--- a/babl/babl-fish-path.c
+++ b/babl/babl-fish-path.c
@@ -126,7 +126,10 @@ static int max_path_length (void)
   if (env)
     max_length = atoi (env);
   else
-    max_length = 4;
+    max_length = 3; /* reducing this number makes finding short fishes much
+                       faster - even if we lose out on some of the fast
+                       bigger fish
+                     */
   if (max_length > BABL_HARD_MAX_PATH_LENGTH)
     max_length = BABL_HARD_MAX_PATH_LENGTH;
   else if (max_length <= 0)