avfilter/paletteuse: raise cache size from 64k to 512k

(or 32k to 256k in 32-bit)

diff --git a/libavfilter/vf_paletteuse.c b/libavfilter/vf_paletteuse.c
index 8188e36..b36f72e 100644 (file)
--- a/libavfilter/vf_paletteuse.c
+++ b/libavfilter/vf_paletteuse.c
@@ -50,7 +50,7 @@ struct color_node {
     int left_id, right_id;
 };
 
-#define NBITS 4
+#define NBITS 5
 #define CACHE_SIZE (1<<(3*NBITS))
 
 struct cached_color {