From 5b803b91f2b78b379cd4ecaacd0b902601a6fa31 Mon Sep 17 00:00:00 2001
From: Dan Dennedy <dan@dennedy.org>
Date: Sat, 28 May 2011 00:33:41 -0700
Subject: [PATCH] Convert Python examples to new frame method.

---
 src/swig/python/getimage.py  | 30 ++++++++++++++++++++++++++++++
 src/swig/python/waveforms.py |  2 +-
 2 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100755 src/swig/python/getimage.py

diff --git a/src/swig/python/getimage.py b/src/swig/python/getimage.py
new file mode 100755
index 00000000..51e042da
--- /dev/null
+++ b/src/swig/python/getimage.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+import mlt
+import sys
+from PIL import Image
+
+# setup
+mlt.Factory.init()
+profile = mlt.Profile('square_pal_wide')
+prod = mlt.Producer(profile, sys.argv[1])
+
+# This builds a profile from the attributes of the producer: auto-profile.
+profile.from_producer(prod)
+
+# Ensure the image is square pixels - optional.
+profile.set_width(int(profile.width() * profile.sar()))
+profile.set_sample_aspect(1, 0)
+
+# Seek to 10% and get a Mlt frame.
+prod.seek(int(prod.get_length() * 0.1))
+frame = prod.get_frame()
+
+# And make sure we deinterlace if input is interlaced - optional.
+frame.set("consumer_deinterlace", 1)
+
+# Now we are ready to get the image and save it.
+size = (profile.width(), profile.height())
+rgb = frame.get_image(mlt.mlt_image_rgb24, *size)
+img = Image.fromstring('RGB', size, rgb)
+img.save(sys.argv[1] + '.png')
diff --git a/src/swig/python/waveforms.py b/src/swig/python/waveforms.py
index c65fdd77..e39d0f27 100755
--- a/src/swig/python/waveforms.py
+++ b/src/swig/python/waveforms.py
@@ -9,6 +9,6 @@ prod = mlt.Producer(profile, 'test.wav')
 size = (320, 240)
 for i in range(0, prod.get_length()):
   frm = prod.get_frame()
-  wav = mlt.frame_get_waveform(frm, size[0], size[1])
+  wav = frm.get_waveform(size[0], size[1])
   img = Image.fromstring('L', size, wav)
   img.save('test-%04d.pgm' % (i))
-- 
2.39.5