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LUV colorspace instead of Gray

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git-svn-id: https://callirhoe.googlecode.com/svn/trunk@150 81c8bb96-aa45-f2e2-0eef-c4fa4a15c6df
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geortz@gmail.com 2014-09-30 17:40:17 +00:00
parent 9190eb7789
commit 5a2e544f56
1 changed files with 5 additions and 7 deletions
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12
calmagick.py
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@ -42,13 +42,11 @@ from lib.geom import rect_rel_scale
# move to python 3 # move to python 3
# MAYBE-TODO # MAYBE-TODO
# imagemagick prog wrapper / entropy launch routine (instead of _entropy args)
# convert input to ImageMagick native format for faster access # convert input to ImageMagick native format for faster access
# report error on parse-float (like itoa()) # report error on parse-float (like itoa())
# abort --range only on KeyboardInterrupt? # abort --range only on KeyboardInterrupt?
#class Abort(Exception):
# pass
def run_callirhoe(style, w, h, args, outfile): def run_callirhoe(style, w, h, args, outfile):
return subprocess.Popen(['callirhoe', '-s', style, '--paper=-%d:-%d' % (w,h)] + args + [outfile]) return subprocess.Popen(['callirhoe', '-s', style, '--paper=-%d:-%d' % (w,h)] + args + [outfile])
@ -298,8 +296,8 @@ def _get_image_luminance(img, args, geometry = None):
#_entropy_args = ["-scale 512> -colorspace Gray -define convolve:scale=! -define morphology:compose=Lighten -morphology Convolve Sobel:> -normalize -unsharp 0x3 -scale", #_entropy_args = ["-scale 512> -colorspace Gray -define convolve:scale=! -define morphology:compose=Lighten -morphology Convolve Sobel:> -normalize -unsharp 0x3 -scale",
# "-scale 512> -colorspace Gray ( +clone -blur 0x2 ) +swap -compose minus -composite -unsharp 0x3 -level 0,50% -scale"] # "-scale 512> -colorspace Gray ( +clone -blur 0x2 ) +swap -compose minus -composite -unsharp 0x3 -level 0,50% -scale"]
_entropy_args = ["-scale 512> -colorspace Gray -define convolve:scale=! -define morphology:compose=Lighten -morphology Convolve Sobel:> -contrast-stretch 0x3% -scale", _entropy_args = ["-scale 512> -colorspace LUV -channel R -define convolve:scale=! -define morphology:compose=Lighten -morphology Convolve Sobel:> -contrast-stretch 0x3% -scale",
"-scale 512> -colorspace Gray ( +clone -blur 0x2 ) +swap -compose minus -composite -contrast-stretch 0x7% -scale"] "-scale 512> -colorspace LUV -channel R ( +clone -blur 0x2 ) +swap -compose minus -composite -contrast-stretch 0x7% -scale"]
def _entropy_placement(img, size, args, options, r): def _entropy_placement(img, size, args, options, r):
w,h = size w,h = size
@ -309,7 +307,7 @@ def _entropy_placement(img, size, args, options, r):
print "Calculating image entropy..." print "Calculating image entropy..."
qresize = '%dx%d!' % ((options.quantum,)*2) qresize = '%dx%d!' % ((options.quantum,)*2)
pnm_entropy = PNMImage(subprocess.check_output(['convert', img] + args + _entropy_args[options.alt].split() + pnm_entropy = PNMImage(subprocess.check_output(['convert', img] + args + _entropy_args[options.alt].split() +
[qresize] + (['-negate'] if options.placement == 'max' else []) + ['-compress', 'None', 'pnm:-']).splitlines()) [qresize] + (['-negate'] if options.placement == 'max' else []) + ['-separate', '-compress', 'None', 'pnm:-']).splitlines())
# find optimal fit # find optimal fit
if options.verbose: print "Fitting... ", if options.verbose: print "Fitting... ",
@ -375,7 +373,7 @@ def compose_calendar(img, outimg, options, callirhoe_args, magick_args, stats=No
elif options.test == 'quant': elif options.test == 'quant':
subprocess.call(['convert', img] + magick_args[0] + _entropy_args[options.alt].split() + subprocess.call(['convert', img] + magick_args[0] + _entropy_args[options.alt].split() +
[qresize, '-scale', '%dx%d!' % (w,h), '-region', '%dx%d+%d+%d' % geometry, [qresize, '-scale', '%dx%d!' % (w,h), '-region', '%dx%d+%d+%d' % geometry,
'-negate', outimg]) '-negate', '-separate', outimg])
elif options.test == 'print': elif options.test == 'print':
print ' '.join(map(str,geometry)) print ' '.join(map(str,geometry))
elif options.test == 'crop': elif options.test == 'crop':