Mercurial > ~darius > hgwebdir.cgi > musiccutter

comparison musiccutter.py @ 41:21da8af1cdd2

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author Daniel O'Connor <darius@dons.net.au>
date Tue, 24 May 2016 19:40:11 +0930
parents 5c47f9361d93
children 3925ac56d99e
comparison
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40:5c47f9361d93 41:21da8af1cdd2
1 #!/usr/bin/env python 1 #!/usr/bin/env python
2 2
3 from IPython.core.debugger import Tracer 3 from IPython.core.debugger import Tracer
4 import ConfigParser
4 import exceptions 5 import exceptions
5 import itertools 6 import itertools
6 import math 7 import math
7 import mido 8 import mido
8 import os.path 9 import os.path
33 # +---+---+---+ lowest note 34 # +---+---+---+ lowest note
34 # | | | | 35 # | | | |
35 # +---+---+---+ highest note 36 # +---+---+---+ highest note
36 # 37 #
37 m = Midi2PDF(**{ 38 m = Midi2PDF(**{
38 'notefile' : 'notes', 39 'config' : 'orgues-de-barbarie-27.ini',
39 'pagewidth' : 120,
40 'pageheight' : 155,
41 'pitch' : 5.5,
42 'slotsize' : 3.3,
43 'heel' : 6.0,
44 'leadin' : 50, 40 'leadin' : 50,
45 'timemarks' : False, 41 'timemarks' : False,
46 'trytranspose' : True, 42 'trytranspose' : True,
47 'drawrect' : False, 43 'drawrect' : False,
48 'notenames' : False, 44 'notenames' : False,
57 base, ext = os.path.splitext(filename) 53 base, ext = os.path.splitext(filename)
58 base = os.path.basename(base) 54 base = os.path.basename(base)
59 m.processMidi(filename, base + '-%02d.pdf') 55 m.processMidi(filename, base + '-%02d.pdf')
60 56
61 class Midi2PDF(object): 57 class Midi2PDF(object):
62 def __init__(self, notefile, pagewidth, pageheight, pitch, slotsize, heel, leadin, timemarks, trytranspose, drawrect, notenames, notelines, noteoffset, pagesperpdf, timescale, notescale, fontname, fontsize): 58 def __init__(self, config, leadin, timemarks, trytranspose, drawrect, notenames, notelines, noteoffset, pagesperpdf, timescale, notescale, fontname, fontsize):
63 self.midi2note, self.note2midi = Midi2PDF.genmidi2note() 59 cp = ConfigParser.ConfigParser()
64 self.note2slot, self.slot2note = Midi2PDF.loadnote2slot(notefile, self.note2midi) 60 cp.read(config)
65 self.pagewidth = pagewidth # Dimensions are in millimetres 61 self.pagewidth = cp.getfloat('default', 'pagewidth')
66 self.pageheight = pageheight 62 self.pageheight = cp.getfloat('default', 'pageheight')
67 self.pitch = pitch # Distance between each slot 63 self.pitch = cp.getfloat('default', 'pitch')
68 self.slotsize = slotsize # Size of each slot cut out 64 self.slotsize = cp.getfloat('default', 'slotsize')
69 self.heel = heel # Bottom margin (from bottom of page to centre of slot) 65 self.heel = cp.getfloat('default', 'heel')
70 self.leadin = leadin # Extra at the start 66 self.leadin = leadin # Extra at the start
71 self.timemarks = timemarks # Draw vertical time lines 67 self.timemarks = timemarks # Draw vertical time lines
72 self.trytranspose = trytranspose # Attempt to tranpose unplayable notes 68 self.trytranspose = trytranspose # Attempt to tranpose unplayable notes
73 self.drawrect = drawrect # Draw rectangle around each page 69 self.drawrect = drawrect # Draw rectangle around each page
74 self.notenames = notenames # Draw note names on the right edge 70 self.notenames = notenames # Draw note names on the right edge
79 self.notescale = notescale # Multiply all note lengths by this (to get rearticulation) 75 self.notescale = notescale # Multiply all note lengths by this (to get rearticulation)
80 self.fontname = fontname 76 self.fontname = fontname
81 self.fontsize = fontsize # Points 77 self.fontsize = fontsize # Points
82 78
83 self.pdfwidth = self.pagewidth * self.pagesperpdf 79 self.pdfwidth = self.pagewidth * self.pagesperpdf
80
81 self.midi2note, self.note2midi = Midi2PDF.genmidi2note()
82 self.note2slot, self.slot2note = Midi2PDF.loadnote2slot(cp.get('default', 'notes').split(), self.note2midi)
84 83
85 def processMidi(self, midifile, outpat): 84 def processMidi(self, midifile, outpat):
86 stats = Stats() 85 stats = Stats()
87 stats.playablecount = 0 86 stats.playablecount = 0
88 stats.unplayablecount = 0 87 stats.unplayablecount = 0
264 note2midi[name] = midi 263 note2midi[name] = midi
265 264
266 return midi2note, note2midi 265 return midi2note, note2midi
267 266
268 @staticmethod 267 @staticmethod
269 def loadnote2slot(fname, note2midi): 268 def loadnote2slot(notelist, note2midi):
270 note2slot = {} 269 note2slot = {}
271 slot2note = {} 270 slot2note = {}
272 index = 0 271 index = 0
273 272
274 for note in file(fname): 273 for note in notelist:
275 note = note.strip() 274 note = note.strip()
276 if note[0] == '#': 275 if note[0] == '#':
277 continue 276 continue
278 if note not in note2midi: 277 if note not in note2midi:
279 raise exceptions.ValueError('Note \'%s\' not valid' % note) 278 raise exceptions.ValueError('Note \'%s\' not valid' % note)