add node bench

Author: jcupitt

benchmark.sh

@@ -89,6 +89,12 @@ echo "program, time (s), peak memory (MB)"
 
 benchmark tiffcp "tiffcp -s $tmp/x.tif $tmp/x2.tif"
 
+benchmark pyvips2.py "./pyvips2.py $tmp/x.tif $tmp/x2.tif"
+
+benchmark vips.js "./vips.js $tmp/x.tif $tmp/x2.tif"
+
+benchmark vips8.py "./vips8.py $tmp/x.tif $tmp/x2.tif"
+
 gcc -Wall vips.c `pkg-config vips --cflags --libs` -o vips-c
 benchmark vips-c "./vips-c $tmp/x.tif $tmp/x2.tif"
 

pyvips2.py

@@ -9,8 +9,8 @@
 im = im.similarity(scale = 0.9, 
                    interpolate = pyvips.Interpolate.new("bilinear"))
 mask = pyvips.Image.new_from_array([[-1, -1,  -1], 
-                                   [-1,  16, -1], 
-                                   [-1, -1,  -1]], scale = 8)
+                                    [-1,  16, -1], 
+                                    [-1, -1,  -1]], scale = 8)
 im = im.conv(mask, precision = "integer")
 
 im.write_to_file(sys.argv[2])

vips.js

@@ -0,0 +1,16 @@
+#!/usr/bin/env node
+
+var vips = require('../node-vips');
+
+image = vips.Image.new_from_file(process.argv[2]);
+image = image.crop(100, 100, image.width - 200, image.height - 200);
+
+image = image.reduce(1.0 / 0.9, 1.0 / 0.9, {kernel: 'linear'});
+
+mask = vips.Image.new_from_array(
+    [[-1,  -1, -1], 
+     [-1,  16, -1], 
+     [-1,  -1, -1]], 8);
+image = image.conv(mask, {precision: 'integer'});
+
+image.write_to_file(process.argv[3]);