6 ## so we can call directly as buildscripts/output-distance.py
7 me_path = os.path.abspath (os.path.split (sys.argv[0])[0])
8 sys.path.insert (0, me_path + '/../python/')
18 OUTPUT_EXPRESSION_PENALTY = 1
19 ORPHAN_GROB_PENALTY = 1
22 def shorten_string (s):
24 if len (s) > 2*threshold:
25 s = s[:threshold] + '..' + s[-threshold:]
28 def max_distance (x1, x2):
31 for (p,q) in zip (x1, x2):
32 dist = max (abs (p-q), dist)
37 empty_interval = (INFTY, -INFTY)
38 empty_bbox = (empty_interval, empty_interval)
40 def interval_is_empty (i):
43 def interval_length (i):
44 return max (i[1]-i[0], 0)
46 def interval_union (i1, i2):
47 return (min (i1[0], i2[0]),
50 def interval_intersect (i1, i2):
51 return (max (i1[0], i2[0]),
54 def bbox_is_empty (b):
55 return (interval_is_empty (b[0])
56 or interval_is_empty (b[1]))
58 def bbox_union (b1, b2):
59 return (interval_union (b1[X_AXIS], b2[X_AXIS]),
60 interval_union (b2[Y_AXIS], b2[Y_AXIS]))
62 def bbox_intersection (b1, b2):
63 return (interval_intersect (b1[X_AXIS], b2[X_AXIS]),
64 interval_intersect (b2[Y_AXIS], b2[Y_AXIS]))
67 return interval_length (b[X_AXIS]) * interval_length (b[Y_AXIS])
69 def bbox_diameter (b):
70 return max (interval_length (b[X_AXIS]),
71 interval_length (b[Y_AXIS]))
74 def difference_area (a, b):
75 return bbox_area (a) - bbox_area (bbox_intersection (a,b))
78 def __init__ (self, exp_list):
79 (self.name, self.origin, bbox_x,
80 bbox_y, self.output_expression) = tuple (exp_list)
82 self.bbox = (bbox_x, bbox_y)
83 self.centroid = (bbox_x[0] + bbox_x[1], bbox_y[0] + bbox_y[1])
86 return '%s: (%.2f,%.2f), (%.2f,%.2f)\n' % (self.name,
92 def axis_centroid (self, axis):
93 return apply (sum, self.bbox[axis]) / 2
95 def centroid_distance (self, other, scale):
96 return max_distance (self.centroid, other.centroid) / scale
98 def bbox_distance (self, other):
99 divisor = bbox_area (self.bbox) + bbox_area (other.bbox)
102 return (difference_area (self.bbox, other.bbox) +
103 difference_area (other.bbox, self.bbox)) / divisor
107 def expression_distance (self, other):
108 if self.output_expression == other.output_expression:
113 ################################################################
116 class SystemSignature:
117 def __init__ (self, grob_sigs):
120 val = d.setdefault (g.name, [])
124 self.set_all_bbox (grob_sigs)
126 def set_all_bbox (self, grobs):
127 self.bbox = empty_bbox
129 self.bbox = bbox_union (g.bbox, self.bbox)
131 def closest (self, grob_name, centroid):
135 grobs = self.grob_dict[grob_name]
138 d = max_distance (g.centroid, centroid)
149 return reduce (lambda x,y: x+y, self.grob_dict.values(), [])
151 ################################################################
152 ## comparison of systems.
155 def __init__ (self, system1, system2):
156 self.system1 = system1
157 self.system2 = system2
159 self.link_list_dict = {}
160 self.back_link_dict = {}
167 self.geo_distances = {}
170 self.expression_changed = []
172 self._geometric_distance = None
173 self._expression_change_count = None
174 self._orphan_count = None
176 for g in system1.grobs ():
178 ## skip empty bboxes.
179 if bbox_is_empty (g.bbox):
182 closest = system2.closest (g.name, g.centroid)
184 self.link_list_dict.setdefault (closest, [])
185 self.link_list_dict[closest].append (g)
186 self.back_link_dict[g] = closest
189 def calc_geometric_distance (self):
191 for (g1,g2) in self.back_link_dict.items ():
193 d = g1.bbox_distance (g2)
195 self.geo_distances[(g1,g2)] = d
199 self._geometric_distance = total
201 def calc_orphan_count (self):
203 for (g1, g2) in self.back_link_dict.items ():
205 self.orphans.append ((g1, None))
209 self._orphan_count = count
211 def calc_output_exp_distance (self):
213 for (g1,g2) in self.back_link_dict.items ():
215 d += g1.expression_distance (g2)
217 self._expression_change_count = d
219 def output_expression_details_string (self):
220 return ', '.join ([g1.name for g1 in self.expression_changed])
222 def geo_details_string (self):
223 results = [(d, g1,g2) for ((g1, g2), d) in self.geo_distances.items()]
227 return ', '.join (['%s: %f' % (g1.name, d) for (d, g1, g2) in results])
229 def orphan_details_string (self):
230 return ', '.join (['%s-None' % g1.name for (g1,g2) in self.orphans if g2==None])
232 def geometric_distance (self):
233 if self._geometric_distance == None:
234 self.calc_geometric_distance ()
235 return self._geometric_distance
237 def orphan_count (self):
238 if self._orphan_count == None:
239 self.calc_orphan_count ()
241 return self._orphan_count
243 def output_expression_change_count (self):
244 if self._expression_change_count == None:
245 self.calc_output_exp_distance ()
246 return self._expression_change_count
249 return (self.output_expression_change_count (),
250 self.orphan_count (),
251 self.geometric_distance ())
253 def read_signature_file (name):
254 print 'reading', name
256 entries = open (name).read ().split ('\n')
257 def string_to_tup (s):
258 return tuple (map (float, s.split (' ')))
260 def string_to_entry (s):
261 fields = s.split('@')
262 fields[2] = string_to_tup (fields[2])
263 fields[3] = string_to_tup (fields[3])
265 return tuple (fields)
267 entries = [string_to_entry (e) for e in entries
268 if e and not e.startswith ('#')]
270 grob_sigs = [GrobSignature (e) for e in entries]
271 sig = SystemSignature (grob_sigs)
275 ################################################################
276 # different systems of a .ly file.
279 return os.popen (c).read ()
285 raise Exception ("failed")
288 def compare_png_images (old, new, dir):
290 m = re.search ('([0-9]+) x ([0-9]+)', read_pipe ('file %s' % f))
292 return tuple (map (int, m.groups ()))
294 dest = os.path.join (dir, new.replace ('.png', '.compare.jpeg'))
296 dims1 = png_dims (old)
297 dims2 = png_dims (new)
298 except AttributeError:
300 system ('touch %(dest)s' % locals ())
303 dims = (min (dims1[0], dims2[0]),
304 min (dims1[1], dims2[1]))
306 system ('convert -depth 8 -crop %dx%d+0+0 %s crop1.png' % (dims + (old,)))
307 system ('convert -depth 8 -crop %dx%d+0+0 %s crop2.png' % (dims + (new,)))
309 system ('compare -depth 8 crop1.png crop2.png diff.png')
311 system ("convert -depth 8 diff.png -blur 0x3 -negate -channel alpha,blue -type TrueColorMatte -fx 'intensity' matte.png")
313 system ("composite -quality 65 matte.png %(new)s %(dest)s" % locals ())
316 def text_record_string (self):
317 return '%-30f %-20s\n' % (self.distance (),
325 def link_files_for_html (self, old_dir, new_dir, dest_dir):
328 def write_html_system_details (self, dir1, dir2, dest_dir):
331 def html_record_string (self, old_dir, new_dir):
334 class MidiFileLink (FileLink):
335 def get_midi (self, f):
337 s = re.sub ('LilyPond [0-9.]+', '', s)
340 def __init__ (self, f1, f2):
341 self.files = (f1, f2)
343 s1 = self.get_midi (self.files[0])
344 s2 = self.get_midi (self.files[1])
346 self.same = (s1 == s2)
349 name = os.path.split (self.files[0])[1]
350 name = re.sub ('.midi', '', name)
354 ## todo: could use import MIDI to pinpoint
355 ## what & where changed.
360 def html_record_string (self, d1, d2):
367 </tr>''' % ((self.distance(),) + self.files)
369 class SignatureFileLink (FileLink):
371 self.original_name = ''
372 self.base_names = ('','')
373 self.system_links = {}
374 self._distance = None
376 return self.original_name
378 def add_system_link (self, link, number):
379 self.system_links[number] = link
381 def calc_distance (self):
384 orphan_distance = 0.0
385 for l in self.system_links.values ():
386 d = max (d, l.geometric_distance ())
387 orphan_distance += l.orphan_count ()
389 return d + orphan_distance
392 if type (self._distance) != type (0.0):
393 return self.calc_distance ()
395 return self._distance
397 def source_file (self):
398 for ext in ('.ly', '.ly.txt'):
399 if os.path.exists (self.base_names[1] + ext):
400 return self.base_names[1] + ext
403 def add_file_compare (self, f1, f2):
406 def note_system_index (m):
407 system_index.append (int (m.group (1)))
410 base1 = re.sub ("-([0-9]+).signature", note_system_index, f1)
411 base2 = re.sub ("-([0-9]+).signature", note_system_index, f2)
413 self.base_names = (os.path.normpath (base1),
414 os.path.normpath (base2))
416 def note_original (match):
417 self.original_name = match.group (1)
420 if not self.original_name:
421 self.original_name = os.path.split (base1)[1]
423 ## ugh: drop the .ly.txt
424 for ext in ('.ly', '.ly.txt'):
426 re.sub (r'\\sourcefilename "([^"]+)"',
427 note_original, open (base1 + ext).read ())
431 s1 = read_signature_file (f1)
432 s2 = read_signature_file (f2)
434 link = SystemLink (s1, s2)
436 self.add_system_link (link, system_index[0])
439 def create_images (self, old_dir, new_dir, dest_dir):
441 files_created = [[], []]
442 for oldnew in (0, 1):
443 pat = self.base_names[oldnew] + '.eps'
445 for f in glob.glob (pat):
447 outfile = (dest_dir + '/' + f).replace ('.eps', '.png')
449 mkdir (os.path.split (outfile)[0])
450 cmd = ('gs -sDEVICE=png16m -dGraphicsAlphaBits=4 -dTextAlphaBits=4 '
452 ' -sOutputFile=%(outfile)s -dNOSAFER -dEPSCrop -q -dNOPAUSE '
453 ' %(infile)s -c quit ' % locals ())
455 files_created[oldnew].append (outfile)
460 def link_files_for_html (self, old_dir, new_dir, dest_dir):
461 to_compare = [[], []]
464 if options.create_images:
465 to_compare = self.create_images (old_dir, new_dir, dest_dir)
467 exts += ['.png', '-page*png']
471 for f in glob.glob (self.base_names[oldnew] + ext):
472 dst = dest_dir + '/' + f
475 if f.endswith ('.png'):
476 to_compare[oldnew].append (f)
478 if options.compare_images:
479 for (old, new) in zip (to_compare[0], to_compare[1]):
480 compare_png_images (old, new, dest_dir)
483 def html_record_string (self, old_dir, new_dir):
484 def img_cell (ly, img, name):
488 name = '<tt>%s</tt>' % name
493 <img src="%(img)s" style="border-style: none; max-width: 500px;">
495 <font size="-2">(<a href="%(ly)s">%(name)s</a>)
499 def multi_img_cell (ly, imgs, name):
503 name = '<tt>%s</tt>' % name
505 imgs_str = '\n'.join (['''<a href="%s">
506 <img src="%s" style="border-style: none; max-width: 500px;">
507 </a><br>''' % (img, img)
514 <font size="-2">(<a href="%(ly)s">%(name)s</a>)
521 def cell (base, name):
522 pat = base + '-page*.png'
523 pages = glob.glob (pat)
526 return multi_img_cell (base + '.ly', sorted (pages), name)
528 return img_cell (base + '.ly', base + '.png', name)
531 html_2 = self.base_names[1] + '.html'
532 name = self.original_name
534 cell_1 = cell (self.base_names[0], name)
535 cell_2 = cell (self.base_names[1], name)
536 if options.compare_images:
537 cell_2 = cell_2.replace ('.png', '.compare.jpeg')
543 (<a href="%s">details</a>)
549 ''' % (self.distance (), html_2, cell_1, cell_2)
554 def html_system_details_string (self):
555 systems = self.system_links.items ()
559 for (c, link) in systems:
560 e = '<td>%d</td>' % c
561 for d in link.distance ():
562 e += '<td>%f</td>' % d
564 e = '<tr>%s</tr>' % e
568 e = '<td>%d</td>' % c
569 for s in (link.output_expression_details_string (),
570 link.orphan_details_string (),
571 link.geo_details_string ()):
572 e += "<td>%s</td>" % s
575 e = '<tr>%s</tr>' % e
578 original = self.original_name
581 <title>comparison details for %(original)s</title>
600 def write_html_system_details (self, dir1, dir2, dest_dir):
601 dest_file = os.path.join (dest_dir, self.base_names[1] + '.html')
603 details = open_write_file (dest_file)
604 details.write (self.html_system_details_string ())
606 ################################################################
614 def compare_signature_files (f1, f2):
615 s1 = read_signature_file (f1)
616 s2 = read_signature_file (f2)
618 return SystemLink (s1, s2).distance ()
620 def paired_files (dir1, dir2, pattern):
622 Search DIR1 and DIR2 for PATTERN.
624 Return (PAIRED, MISSING-FROM-2, MISSING-FROM-1)
628 files1 = dict ((os.path.split (f)[1], 1) for f in glob.glob (dir1 + '/' + pattern))
629 files2 = dict ((os.path.split (f)[1], 1) for f in glob.glob (dir2 + '/' + pattern))
633 for f in files1.keys ():
640 return (pairs, files2.keys (), missing)
642 class ComparisonData:
644 self.result_dict = {}
649 def compare_trees (self, dir1, dir2):
650 self.compare_directories (dir1, dir2)
652 (root, dirs, files) = os.walk (dir1).next ()
654 d1 = os.path.join (dir1, d)
655 d2 = os.path.join (dir2, d)
657 if os.path.islink (d1) or os.path.islink (d2):
660 if os.path.isdir (d2):
661 self.compare_trees (d1, d2)
663 def compare_directories (self, dir1, dir2):
664 for ext in ['signature', 'midi']:
665 (paired, m1, m2) = paired_files (dir1, dir2, '*.' + ext)
667 self.missing += [(dir1, m) for m in m1]
668 self.added += [(dir2, m) for m in m2]
671 if (options.max_count
672 and len (self.file_links) > options.max_count):
678 self.compare_files (f1, f2)
680 def compare_files (self, f1, f2):
681 if f1.endswith ('signature'):
682 self.compare_signature_files (f1, f2)
683 elif f1.endswith ('midi'):
684 self.compare_midi_files (f1, f2)
686 def compare_midi_files (self, f1, f2):
687 name = os.path.split (f1)[1]
689 file_link = MidiFileLink (f1, f2)
690 self.file_links[name] = file_link
692 def compare_signature_files (self, f1, f2):
693 name = os.path.split (f1)[1]
694 name = re.sub ('-[0-9]+.signature', '', name)
698 file_link = self.file_links[name]
700 file_link = SignatureFileLink ()
701 self.file_links[name] = file_link
703 file_link.add_file_compare (f1, f2)
705 def write_text_result_page (self, filename, threshold):
710 print 'writing "%s"' % filename
711 out = open_write_file (filename)
713 ## todo: support more scores.
714 results = [(link.distance(), link)
715 for link in self.file_links.values ()]
720 for (score, link) in results:
721 if score > threshold:
722 out.write (link.text_record_string ())
725 out.write ('%d below threshold\n' % len ([1 for s,l in results
726 if threshold >= s > 0.0]))
727 out.write ('%d unchanged\n' % len ([1 for (s,l) in results if s == 0.0]))
729 def create_text_result_page (self, dir1, dir2, dest_dir, threshold):
730 self.write_text_result_page (dest_dir + '/index.txt', threshold)
732 def create_html_result_page (self, dir1, dir2, dest_dir, threshold):
733 dir1 = dir1.replace ('//', '/')
734 dir2 = dir2.replace ('//', '/')
736 results = [(link.distance(), link)
737 for link in self.file_links.values ()]
742 old_prefix = os.path.split (dir1)[1]
743 for (score, link) in results:
744 if score <= threshold:
747 link.link_files_for_html (dir1, dir2, dest_dir)
748 link.write_html_system_details (dir1, dir2, dest_dir)
750 html += link.html_record_string (dir1, dir2)
753 short_dir1 = shorten_string (dir1)
754 short_dir2 = shorten_string (dir2)
756 <table rules="rows" border bordercolor="blue">
759 <th>%(short_dir1)s</th>
760 <th>%(short_dir2)s</th>
764 </html>''' % locals()
767 below_count =len ([1 for s,l in results
768 if threshold >= s > 0.0])
771 html += ('<p>%d below threshold</p>' % below_count)
773 html += ('<p>%d unchanged</p>'
774 % len ([1 for (s,l) in results if s == 0.0]))
777 dest_file = dest_dir + '/index.html'
778 open_write_file (dest_file).write (html)
780 def print_results (self, threshold):
781 self.write_text_result_page ('', threshold)
783 def compare_trees (dir1, dir2, dest_dir, threshold):
784 data = ComparisonData ()
785 data.compare_trees (dir1, dir2)
786 data.print_results (threshold)
788 if os.path.isdir (dest_dir):
789 system ('rm -rf %s '% dest_dir)
791 data.create_html_result_page (dir1, dir2, dest_dir, threshold)
792 data.create_text_result_page (dir1, dir2, dest_dir, threshold)
794 ################################################################
798 if not os.path.isdir (x):
802 def link_file (x, y):
803 mkdir (os.path.split (y)[0])
807 print 'OSError', x, y, z
810 def open_write_file (x):
811 d = os.path.split (x)[0]
823 def test_paired_files ():
824 print paired_files (os.environ["HOME"] + "/src/lilypond/scripts/",
825 os.environ["HOME"] + "/src/lilypond-stable/buildscripts/", '*.py')
828 def test_compare_trees ():
829 system ('rm -rf dir1 dir2')
830 system ('mkdir dir1 dir2')
831 system ('cp 20{-*.signature,.ly,.png,.eps} dir1')
832 system ('cp 20{-*.signature,.ly,.png,.eps} dir2')
833 system ('cp 20expr{-*.signature,.ly,.png,.eps} dir1')
834 system ('cp 19{-*.signature,.ly,.png,.eps} dir2/')
835 system ('cp 19{-*.signature,.ly,.png,.eps} dir1/')
836 system ('cp 19-1.signature 19-sub-1.signature')
837 system ('cp 19.ly 19-sub.ly')
838 system ('cp 19.png 19-sub.png')
839 system ('cp 19.eps 19-sub.eps')
841 system ('cp 20multipage* dir1')
842 system ('cp 20multipage* dir2')
843 system ('cp 19multipage-1.signature dir2/20multipage-1.signature')
846 system ('mkdir -p dir1/subdir/ dir2/subdir/')
847 system ('cp 19-sub{-*.signature,.ly,.png,.eps} dir1/subdir/')
848 system ('cp 19-sub{-*.signature,.ly,.png,.eps} dir2/subdir/')
849 system ('cp 20grob{-*.signature,.ly,.png,.eps} dir2/')
850 system ('cp 20grob{-*.signature,.ly,.png,.eps} dir1/')
852 ## introduce differences
853 system ('cp 19-1.signature dir2/20-1.signature')
854 system ('cp 19.png dir2/20.png')
855 system ('cp 19multipage-page1.png dir2/20multipage-page1.png')
856 system ('cp 20-1.signature dir2/subdir/19-sub-1.signature')
857 system ('cp 20.png dir2/subdir/19-sub.png')
860 system ('cp 19-1.signature dir2/20grob-1.signature')
861 system ('cp 19-1.signature dir2/20grob-2.signature')
862 system ('cp 19multipage.midi dir1/midi-differ.midi')
863 system ('cp 20multipage.midi dir2/midi-differ.midi')
865 compare_trees ('dir1', 'dir2', 'compare-dir1dir2', 0.5)
868 def test_basic_compare ():
872 #(set! toplevel-score-handler print-score-with-defaults)
873 #(set! toplevel-music-handler
875 (if (not (eq? (ly:music-property m 'void) #t))
876 (print-score-with-defaults
877 p (scorify-music m p)))))
879 \sourcefilename "my-source.ly"
882 \header { tagline = ##f }
885 \new Staff \relative c {
886 c4^"%(userstring)s" %(extragrob)s
888 \new Staff \relative c {
889 c4^"%(userstring)s" %(extragrob)s
897 dicts = [{ 'papermod' : '',
900 'userstring': 'test' },
901 { 'papermod' : '#(set-global-staff-size 19.5)',
904 'userstring': 'test' },
908 'userstring': 'blabla' },
911 'extragrob': 'r2. \\break c1',
912 'userstring': 'test' },
916 open (d['name'] + '.ly','w').write (ly_template % d)
918 names = [d['name'] for d in dicts]
920 system ('lilypond -ddump-signatures --png -b eps ' + ' '.join (names))
924 #(set-default-paper-size "a6")
926 \relative {c1 \pageBreak c1 }
932 open ('20multipage', 'w').write (multipage_str.replace ('c1', 'd1'))
933 open ('19multipage', 'w').write ('#(set-global-staff-size 19.5)\n' + multipage_str)
934 system ('lilypond -ddump-signatures --png 19multipage 20multipage ')
936 test_compare_signatures (names)
938 def test_compare_signatures (names, timing=False):
949 for t in range (0, times):
950 sigs = dict ((n, read_signature_file ('%s-1.signature' % n)) for n in names)
954 print 'elapsed', (time.clock() - t0)/count
960 for (n1, s1) in sigs.items():
961 for (n2, s2) in sigs.items():
962 combinations['%s-%s' % (n1, n2)] = SystemLink (s1,s2).distance ()
966 print 'elapsed', (time.clock() - t0)/count
968 results = combinations.items ()
973 assert combinations['20-20'] == (0.0,0.0,0.0)
974 assert combinations['20-20expr'][0] > 0.0
975 assert combinations['20-19'][2] < 10.0
976 assert combinations['20-19'][2] > 0.0
980 dir = 'test-output-distance'
982 do_clean = not os.path.exists (dir)
984 print 'test results in ', dir
986 system ('rm -rf ' + dir)
987 system ('mkdir ' + dir)
991 test_basic_compare ()
993 test_compare_trees ()
995 ################################################################
999 p = optparse.OptionParser ("output-distance - compare LilyPond formatting runs")
1000 p.usage = 'output-distance.py [options] tree1 tree2'
1002 p.add_option ('', '--test-self',
1004 action="store_true",
1005 help='run test method')
1007 p.add_option ('--max-count',
1013 help='only analyze COUNT signature pairs')
1015 p.add_option ('', '--threshold',
1020 help='threshold for geometric distance')
1022 p.add_option ('--no-compare-images',
1023 dest="compare_images",
1025 action="store_false",
1026 help="Don't run graphical comparisons")
1028 p.add_option ('--create-images',
1029 dest="create_images",
1031 action="store_true",
1032 help="Create PNGs from EPSes")
1034 p.add_option ('-o', '--output-dir',
1039 help='where to put the test results [tree2/compare-tree1tree2]')
1042 (options, a) = p.parse_args ()
1044 if options.run_test:
1052 name = options.output_dir
1054 name = a[0].replace ('/', '')
1055 name = os.path.join (a[1], 'compare-' + shorten_string (name))
1057 compare_trees (a[0], a[1], name, options.threshold)
1059 if __name__ == '__main__':