From a40397c43807f3ff958298dc01bfa9fc1f5be3f7 Mon Sep 17 00:00:00 2001
From: Lovell Fuller <github@lovell.info>
Date: Wed, 9 Mar 2016 19:20:57 +0000
Subject: [PATCH] Build LAB to sRGB tables only when first needed

Reduces libvips start-up time by ~20ms
---
 libvips/colour/LabQ2sRGB.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libvips/colour/LabQ2sRGB.c b/libvips/colour/LabQ2sRGB.c
index 9113b9cc..97184762 100644
--- a/libvips/colour/LabQ2sRGB.c
+++ b/libvips/colour/LabQ2sRGB.c
@@ -468,6 +468,8 @@ vips_col_make_tables_LabQ2sRGB( void )
 static void
 vips_LabQ2sRGB_line( VipsColour *colour, VipsPel *q, VipsPel **in, int width )
 { 
+	vips_col_make_tables_LabQ2sRGB();
+
 	unsigned char *p = (unsigned char *) in[0];
 
         int i, t;
@@ -526,8 +528,6 @@ vips_LabQ2sRGB_class_init( VipsLabQ2sRGBClass *class )
 	object_class->description = _( "convert a LabQ image to sRGB" );
 
 	colour_class->process_line = vips_LabQ2sRGB_line;
-
-	vips_col_make_tables_LabQ2sRGB();
 }
 
 static void