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--- python:imagesprocess [2014/08/15 06:22] – [Read header and layers(contain layers and groups)] admin
+++ python:imagesprocess [2016/08/08 23:56] – [Pillow] admin
@@ Line 1: / Line 1: @@
 ====== Image Processing ======
+===== Pillow =====
+refer: http://effbot.org/imagingbook/
+==== Image Module ====
+==== ImageDraw Module ====
 ===== Psd tools =====
 source: https://github.com/kmike/psd-tools
+refer API: http://searchcode.babies.vn:8080/source/xref/python2.7/site-packages/psd_tools/user_api/psd_image.py
 ==== Install ====
   * windows:<code bat>
 SET VS90COMNTOOLS=%VS100COMNTOOLS%
-easy_install.ext psd-tools
+easy_install.exe psd-tools
 easy_install.exe packbits
 </code>
@@ Line 13: / Line 18: @@
 </code>
 ==== Using Psd tools ====
-=== Read header and layers(contain layers and groups) ===
+=== Read psd file and get header, layers(contain layers and groups) ===
   * PSDImage.load return **psd_tools.user_api.psd_image.PSDImage** object
   * **psd_tools.user_api.psd_image.PSDImage** contain list of objects **psd_tools.Group** and **psd_tools.Layer**
-<code python>
+Basic Examples:
+  * Read header and layers:<code python>
 from psd_tools import PSDImage
@@ Line 26: / Line 32: @@
 [<psd_tools.Layer: u'COMPANY copy 2', size=528x35, x=286, y=666>, <psd_tools.Layer: u'COMPANY', size=738x88, x=108, y=742>, <psd_tools.Layer: u'Layer 2', size=535x388,
  u'Layer 3', size=1181x1186, x=0, y=0>]
+</code>
+  * Save all layers and groups:<code python>
+from psd_tools import PSDImage
+from psd_tools.user_api.psd_image import PSDImage as UserImage
+psd = PSDImage.load('1203.psd')
+for layer in psd.layers:
+    pil_img = layer.as_PIL()
+    pil_img.save(layer.name + '.png')
 </code>
 === working with group(psd_tools.Group) ===
 === working with layer(psd_tools.Layer) ===
+=== export psd file to png ===
+psd.as_PIL() return object **PIL.Image.Image**
+  * Simple export<code python>
+from psd_tools import PSDImage
+from psd_tools.user_api.psd_image import PSDImage as UserImage
+psd = PSDImage.load('1203.psd')
+merge_img = psd.as_PIL()
+merge_img.save('1203.png')
+</code>
+  * script export psd to png file:<code python>
+from psd_tools import PSDImage
+import sys, os
+import re
+from os import path
+def convertpsd2png(psdfilename, outpath = ''):
+    psd = PSDImage.load(psdfilename)
+    pil_img = psd.as_PIL()
+    pngfilename = re.sub('.psd', '.png', path.basename(psdfilename))
+    pngfilename = path.join(outpath, pngfilename)
+    if outpath != '' and not path.exists(outpath):
+        os.makedirs(outpath)
+    print pngfilename
+    pil_img.save(pngfilename)
+nargs = len(sys.argv)
+outpath = ''
+if nargs <= 1:
+    print 'please input psd file'
+    exit()
+elif nargs >=2:
+    outpath = sys.argv[2]
+psdfilename = sys.argv[1]
+if path.exists(psdfilename):
+    ext = path.splitext(psdfilename)[1]
+    if ext == '.psd':
+        convertpsd2png(psdfilename, outpath)
+    else:
+        print 'the extension of file is incorrect'
+else:
+    print 'file is not exists:', psdfilename
+</code>script to run for multiple files:<code bat>
+for /F "delims=\r\n" %x in ('dir /B indir') do psd2png.py indir\%x outdir
+</code>