Initial revision

svn: r1140

src/ImgManip.py

@@ -0,0 +1,168 @@
+#
+# Gramps - a GTK+/GNOME based genealogy program
+#
+# Copyright (C) 2000  Donald N. Allingham
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+
+import os
+import const
+import string
+
+#-------------------------------------------------------------------------
+#
+# Check for the python imaging library
+#
+#-------------------------------------------------------------------------
+try:
+    import PIL.Image
+    import StringIO
+    PIL.Image.init()
+    no_pil = 0
+except:
+    import popen2
+#    import GDK
+#    import GTK
+    import gtk
+#    import GdkImlib
+    no_pil = 1
+
+class ImgManip:
+    def __init__(self,source):
+        self.src = source
+
+    if no_pil:
+
+        def size(self):
+            img = GdkImlib.Image(self.src)
+            return (img.rgb_width,img.rgb_height)
+
+        def fmt_thumbnail(self,dest,width,height,cnv):
+            w = int(width)
+            h = int(height)
+            cmd = "%s -geometry %dx%d '%s' '%s:%s'" % (const.convert,w,h,self.src,cnv,dest)
+            os.system(cmd)
+
+        def fmt_convert(self,dest,cnv):
+            cmd = "%s '%s' '%s:%s'" % (const.convert,self.src,cnv,dest)
+            os.system(cmd)
+
+        def fmt_data(self,cnv):
+            cmd = "%s '%s' '%s:-'" % (const.convert,self.src,cnv)
+            r,w = popen2.popen2(cmd)
+            buf = r.read()
+            r.close()
+            w.close()
+            return buf
+
+        def fmt_scale_data(self,x,y,cnv):
+            cmd = "%s -geometry %dx%d '%s' '%s:-'" % (const.convert,x,y,self.src,cnv)
+            r,w = popen2.popen2(cmd)
+            buf = r.read()
+            r.close()
+            w.close()
+            return buf
+
+    else:
+
+        def size(self):
+            return PIL.Image.open(self.src).size
+
+        def fmt_thumbnail(self,dest,width,height,pil):
+            im = PIL.Image.open(self.src)
+            im.thumbnail((width,height))
+            if im.mode != 'RGB':
+                im.draft('RGB',im.size)
+                im = im.convert("RGB")
+            im.save(dest,string.upper(pil))
+        
+        def fmt_convert(self,dest,pil):
+            im = PIL.Image.open(self.src)
+            if im.mode != 'RGB':
+                im.draft('RGB',im.size)
+                im = im.convert("RGB")
+            im.save(dest,string.upper(pil))
+
+        def fmt_data(self,pil):
+            g = StringIO.StringIO()
+            im = PIL.Image.open(self.src)
+            if im.mode != 'RGB':
+                im.draft('RGB',im.size)
+                im = im.convert("RGB")
+            im.save(g,string.upper(pil))
+            g.seek(0)
+            buf = g.read()
+            g.close()
+            return buf
+
+        def fmt_scale_data(self,x,y,pil):
+            im = PIL.Image.open(self.src)
+            im.thumbnail((x,y))
+            if im.mode != 'RGB':
+                im.draft('RGB',im.size)
+                im = im.convert("RGB")
+            return im.tostring(string.upper(pil),"RGB")
+
+    def jpg_thumbnail(self,dest,width,height):
+        self.fmt_thumbnail(dest,width,height,"jpeg")
+
+    def png_thumbnail(self,dest,width,height):
+        self.fmt_thumbnail(dest,width,height,"png")
+
+    def eps_thumbnail(self,dest,width,height):
+        self.fmt_thumbnail(dest,width,height,"eps")
+
+    def jpg_convert(self,dest):
+        self.fmt_convert(dest,"jpeg")
+
+    def png_convert(self,dest):
+        self.fmt_convert(dest,"png")
+
+    def eps_convert(self,dest):
+        self.fmt_convert(dest,"eps")
+
+    def jpg_data(self):
+        return self.fmt_data("jpeg")
+
+    def png_data(self):
+        return self.fmt_data("png")
+
+    def eps_data(self):
+        return self.fmt_data("eps")
+
+    def jpg_scale_data(self,x,y):
+        return self.fmt_scale_data(x,y,"jpeg")
+
+    def png_scale_data(self,x,y):
+        return self.fmt_scale_data(x,y,"png")
+
+    def eps_scale_data(self,x,y):
+        return self.fmt_scale_data(x,y,"eps")
+
+
+if __name__ == "__main__":
+
+    import sys
+    
+    img = ImgManip(sys.argv[1])
+    img.jpg_thumbnail("foo.jpg",50,50)
+    img.png_thumbnail("foo.png",50,50)
+    img.eps_thumbnail("foo.eps",50,50)
+
+
+
+
+