Last change
on this file was
2,
checked in by meynadie, 16 years ago
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-
Property svn:executable set to
*
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File size:
972 bytes
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Rev | Line | |
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[2] | 1 | #!/bin/env python |
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| 2 | # coding: utf-8 |
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| 3 | |
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| 4 | VERSION='1.0' |
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| 5 | |
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| 6 | import pyfits |
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| 7 | from optparse import OptionParser |
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| 8 | |
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| 9 | import numpy |
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| 10 | |
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| 11 | |
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| 12 | parser = OptionParser() |
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| 13 | |
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| 14 | (options, args) = parser.parse_args () |
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| 15 | |
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| 16 | if (len(args) !=2) : |
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| 17 | print "Usage : pre.py input.fits output.fits" |
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| 18 | |
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| 19 | # Ouverture de l'image fits en argument |
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| 20 | hdulist = pyfits.open(args[0]) |
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| 21 | scidata = hdulist[0].data |
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| 22 | |
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| 23 | |
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| 24 | scidata = numpy.zeros([2048,2048]) |
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| 25 | |
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| 26 | R2 = 910**2 # pixels |
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| 27 | |
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| 28 | # Tracé du disque |
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| 29 | for i in range(2048): |
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| 30 | for j in range(2048): |
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| 31 | if ( ((1024-i)**2 + (1024-j)**2) < R2): |
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| 32 | scidata[i,j] = 7000 |
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| 33 | |
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| 34 | scidata_flou = numpy.zeros([2048,2048]) |
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| 35 | |
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| 36 | # Floutage du bord sur ~ 5 pixels |
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| 37 | #fen=2 |
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| 38 | #for i in range(fen,2048-fen): |
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| 39 | # print i |
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| 40 | # for j in range(fen,2048-fen): |
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| 41 | # scidata_flou = sum(sum(scidata[i-fen:i+fen,j-fen:j+fen]))/\ |
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| 42 | # 100 |
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| 43 | |
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| 44 | |
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| 45 | |
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| 46 | prihdr = hdulist[0].header |
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| 47 | prihdr.add_history('Generation de la mire') |
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| 48 | hdulist[0].data = scidata |
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| 49 | hdulist.writeto(args[1],clobber=True) |
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| 50 | |
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| 51 | |
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| 52 | |
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| 53 | |
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| 54 | hdulist.close() |
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