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-rwxr-xr-xfly-tools/derivebackground.py31
1 files changed, 31 insertions, 0 deletions
diff --git a/fly-tools/derivebackground.py b/fly-tools/derivebackground.py
new file mode 100755
index 0000000..1679ae0
--- /dev/null
+++ b/fly-tools/derivebackground.py
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+import numpy
+import sys
+import Image
+import scipy
+from scipy import stats
+if len(sys.argv) != 3:
+ print "usage:", sys.argv[0], " filelist-path output-path"
+
+filelistpath = sys.argv[1]
+outputpath = sys.argv[2]
+
+filelist = numpy.loadtxt(filelistpath, dtype=numpy.str)
+nimages = len(filelist)
+
+temp = numpy.asarray(Image.open(filelist[0]))
+height = temp.shape[0]
+width = temp.shape[1]
+
+mov = numpy.empty((nimages, height, width, 3), dtype=numpy.uint8)
+
+for i in xrange(nimages):
+ mov[i] = numpy.asarray(Image.open(filelist[i]))
+
+bg = scipy.stats.mode(mov, axis=0)
+
+#image.fromarray(numpy.uint8(bg)).save(outputpath)
+scipy.misc.imsave(outputpath, bg)
+
+print bg
+print "created", outputpath
+