Mercurial > ~darius > hgwebdir.cgi > musiccutter

annotate musiccutter.py @ 42:3925ac56d99e

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Allow flushing notes. Requires refactoring a bunch of crap though and makes some of the functions know a bit bunch..
author Daniel O'Connor <darius@dons.net.au>
date Tue, 24 May 2016 19:42:02 +0930
parents 21da8af1cdd2
children c69e53b8917c
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1 #!/usr/bin/env python
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2
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3 from IPython.core.debugger import Tracer
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4 import ConfigParser
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5 import exceptions
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6 import itertools
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7 import math
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8 import mido
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9 import os.path
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10 import reportlab.lib.colors
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11 import reportlab.pdfgen.canvas
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12 from reportlab.lib.units import mm
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13 import sys
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14
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15 CUT_COLOUR = reportlab.lib.colors.red
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16 ENGRAVE_COLOUR = reportlab.lib.colors.black
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17
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18 class Stats(object):
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19 pass
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20
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21 class EVWrap(object):
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22 def __init__(self, ev):
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23 self.ev = ev
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24
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25 def test(filename = None, shift = 0):
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26 if filename == None:
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27 filename = 'test.midi'
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28 # Card layout from http://www.orgues-de-barbarie.com/wp-content/uploads/2014/09/format-cartons.pdf
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29 # Notes are read from right to left
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30 # Highest note is at the bottom (closest to the crank)
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31 # fold fold
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32 # in out
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33 # V ^
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34 # +---+---+---+ lowest note
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35 # | | | |
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36 # +---+---+---+ highest note
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37 #
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38 m = Midi2PDF(**{
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39 'config' : 'orgues-de-barbarie-27.ini',
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40 'leadin' : 50,
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41 'timemarks' : False,
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42 'trytranspose' : True,
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43 'drawrect' : False,
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44 'notenames' : False,
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45 'notelines' : False,
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46 'noteoffset' : shift,
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47 'pagesperpdf' : 1,
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48 'timescale' : 30,
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49 'notescale' : 0.9,
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50 'fontname' : 'Helvetica',
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51 'fontsize' : 12,
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52 })
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53 base, ext = os.path.splitext(filename)
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54 base = os.path.basename(base)
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55 m.processMidi(filename, base + '-%02d.pdf')
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56
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57 class Midi2PDF(object):
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58 def __init__(self, config, leadin, timemarks, trytranspose, drawrect, notenames, notelines, noteoffset, pagesperpdf, timescale, notescale, fontname, fontsize):
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59 cp = ConfigParser.ConfigParser()
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60 cp.read(config)
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61 self.pagewidth = cp.getfloat('default', 'pagewidth')
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62 self.pageheight = cp.getfloat('default', 'pageheight')
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63 self.pitch = cp.getfloat('default', 'pitch')
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64 self.slotsize = cp.getfloat('default', 'slotsize')
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65 self.heel = cp.getfloat('default', 'heel')
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66 self.leadin = leadin # Extra at the start
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67 self.timemarks = timemarks # Draw vertical time lines
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68 self.trytranspose = trytranspose # Attempt to tranpose unplayable notes
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69 self.drawrect = drawrect # Draw rectangle around each page
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70 self.notenames = notenames # Draw note names on the right edge
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71 self.notelines = notelines # Draw line rulers
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72 self.noteoffset = noteoffset # Amount to adjust note pitches by (+12 = 1 octave)
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73 self.pagesperpdf = pagesperpdf # Number of pages to emit per PDF
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74 self.timescale = timescale # Width per second
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75 self.notescale = notescale # Multiply all note lengths by this (to get rearticulation)
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76 self.fontname = fontname
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77 self.fontsize = fontsize # Points
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78
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79 self.pdfwidth = self.pagewidth * self.pagesperpdf
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80
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81 self.midi2note, self.note2midi = Midi2PDF.genmidi2note()
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82 self.note2slot, self.slot2note = Midi2PDF.loadnote2slot(cp.get('default', 'notes').split(), self.note2midi)
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83
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84 def processMidi(self, midifile, outpat):
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85 self.stats = Stats()
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86 self.stats.playablecount = 0
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87 self.stats.unplayablecount = 0
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88 self.stats.transposeupcount = 0
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89 self.stats.transposedowncount = 0
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90 midi = mido.MidiFile(midifile)
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91 self.ctime = 0
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92 self.channels = []
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93 for i in range(16): # 16 is the maximum number of MIDI channels
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94 self.channels.append({})
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95
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96 npages = int(math.ceil(((midi.length * self.timescale) + self.leadin) / self.pagewidth))
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97 npdfs = int(math.ceil(float(npages) / self.pagesperpdf))
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98 print 'npages %d, npdfs %d' % (npages, npdfs)
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99
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100 self.pdfs = []
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101 for i in range(npdfs):
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102 pdf = reportlab.pdfgen.canvas.Canvas(file(outpat % (i + 1), 'w'),
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103 pagesize = (self.pdfwidth * mm, self.pageheight * mm))
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104 self.pdfs.append(pdf)
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105
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106 title = os.path.basename(midifile)
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107 title, ext = os.path.splitext(title)
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108 for ev in midi:
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109 # Adjust pitch
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110 if hasattr(ev, 'note'):
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111 ev.note += self.noteoffset
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112 self.ctime += ev.time
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113 print '%.03f: %s' % (self.ctime, str(ev))
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114 #Tracer()()
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115
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116 if ev.type == 'text' and self.ctime == 0:
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117 title = ev.text
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118 if ev.type == 'note_on' and ev.velocity > 0:
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119 if ev.note in self.channels[ev.channel]:
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120 print 'Duplicate note_on message at %.1f sec channel %d note %d' % (self.ctime, ev.channel, ev.note)
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121 else:
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122 # Store start time
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123 self.channels[ev.channel][ev.note] = self.ctime
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124 # note_on with velocity of 0 is a note_off
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125 elif ev.type == 'note_off' or (ev.type == 'note_on' and ev.velocity == 0):
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126 if ev.note not in self.channels[ev.channel]:
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127 # These can be rests (iWriteMusic)
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128 print 'note_off with no corresponding note_on at %.1f sec for channel %d note %d' % (self.ctime, ev.channel, ev.note)
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129 continue
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130 else:
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131 orignote = self.emitnote(ev)
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132 del self.channels[ev.channel][orignote]
38
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Daniel O'Connor <darius@dons.net.au>
parents: 37
diff changeset
133 elif ev.type == 'end_of_track':
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
134 for chan in self.channels:
38
9e8ed92b477c Re-jig note translation to only happen when we are going to emit a
Daniel O'Connor <darius@dons.net.au>
parents: 37
diff changeset
135 for ev in chan:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
136 print 'Flushed', ev
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
137 self.emitnote(ev)
38
9e8ed92b477c Re-jig note translation to only happen when we are going to emit a
Daniel O'Connor <darius@dons.net.au>
parents: 37
diff changeset
138 print ev
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
139
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
140 print 'Playable count:', self.stats.playablecount
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
141 print 'Unplayable count:', self.stats.unplayablecount
30
f46cc9401e79 Make transposition optional and add note scale parameter (to get rearticulation)
Daniel O'Connor <darius@dons.net.au>
parents: 29
diff changeset
142 if self.trytranspose:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
143 print 'Transpose down:', self.stats.transposedowncount
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
144 print 'Transpose up:', self.stats.transposeupcount
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
145
39
86622ba474e4 add some comments
Daniel O'Connor <darius@dons.net.au>
parents: 38
diff changeset
146 # Do per-page things
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
147 for pindx in range(npages):
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
148 pdf = self.pdfs[pindx / self.pagesperpdf] # PDF for this page
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
149 # Offset into PDF where the page starts
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
150 pageofs = self.pagewidth * (self.pagesperpdf - (pindx % self.pagesperpdf) - 1)
13
5f4c21bb5140 Add lines and notes engraved on the paper.
Daniel O'Connor <darius@dons.net.au>
parents: 12
diff changeset
151 # Add title and page number
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
152 Midi2PDF.textHelper(pdf, pageofs * mm, 1 * mm,
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
153 ENGRAVE_COLOUR, True, self.fontname, self.fontsize,
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
154 '%s (%d / %d)' % (title, pindx + 1, npages))
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
155 pdf.saveState()
13
5f4c21bb5140 Add lines and notes engraved on the paper.
Daniel O'Connor <darius@dons.net.au>
parents: 12
diff changeset
156 pdf.setLineWidth(0)
17
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
157
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
158 # Draw time marks every 5 seconds
19
ffaf97818ce3 - Music needs to run right to left.
Daniel O'Connor <darius@dons.net.au>
parents: 18
diff changeset
159 if self.timemarks:
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
160 pdfidx = pindx / self.pagesperpdf
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
161 # Work out start and end times (pdf 1 is special due to leadin)
19
ffaf97818ce3 - Music needs to run right to left.
Daniel O'Connor <darius@dons.net.au>
parents: 18
diff changeset
162 tstart = self.leadin / self.timescale
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
163 tend = (self.pagewidth * self.pagesperpdf) / self.timescale
18
cf93a76eda92 The laser cutter software barfs on these lines and stops processing
Daniel O'Connor <darius@dons.net.au>
parents: 17
diff changeset
164 if pindx > 0:
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
165 tsize = self.pagewidth / self.timescale # Amount of time per pdf
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
166 tstart = tend + tsize * pdfidx
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
167 tend = tend + tsize * (pdfidx + 1)
18
cf93a76eda92 The laser cutter software barfs on these lines and stops processing
Daniel O'Connor <darius@dons.net.au>
parents: 17
diff changeset
168 for s in range(tstart, tend, 5):
19
ffaf97818ce3 - Music needs to run right to left.
Daniel O'Connor <darius@dons.net.au>
parents: 18
diff changeset
169 x = self.pagewidth - (float(s * self.timescale + self.leadin) % self.pagewidth)
24
71b78f06ff03 Highest notes are at the bottom not the top.
Daniel O'Connor <darius@dons.net.au>
parents: 23
diff changeset
170 pdf.line(x * mm, self.heel, x * mm, self.pageheight * mm)
18
cf93a76eda92 The laser cutter software barfs on these lines and stops processing
Daniel O'Connor <darius@dons.net.au>
parents: 17
diff changeset
171 Midi2PDF.textHelper(pdf, x * mm, 1 * mm, ENGRAVE_COLOUR, False, self.fontname, self.fontsize, str(s) + 's')
cf93a76eda92 The laser cutter software barfs on these lines and stops processing
Daniel O'Connor <darius@dons.net.au>
parents: 17
diff changeset
172
25
ce367392806c comment tweaks
Daniel O'Connor <darius@dons.net.au>
parents: 24
diff changeset
173 # Draw rectangle around page (upper and right hand ends don't seem to render though)
19
ffaf97818ce3 - Music needs to run right to left.
Daniel O'Connor <darius@dons.net.au>
parents: 18
diff changeset
174 if self.drawrect:
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
175 pdf.rect((pindx % self.pagesperpdf) * self.pagewidth * mm, 0,
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
176 self.pagewidth * mm, self.pageheight * mm, fill = False, stroke = True)
18
cf93a76eda92 The laser cutter software barfs on these lines and stops processing
Daniel O'Connor <darius@dons.net.au>
parents: 17
diff changeset
177
13
5f4c21bb5140 Add lines and notes engraved on the paper.
Daniel O'Connor <darius@dons.net.au>
parents: 12
diff changeset
178 # Draw lines per note
5f4c21bb5140 Add lines and notes engraved on the paper.
Daniel O'Connor <darius@dons.net.au>
parents: 12
diff changeset
179 for slot in sorted(self.slot2note.keys()):
26
f492b70f5e49 Fix notename/line drawing.
Daniel O'Connor <darius@dons.net.au>
parents: 25
diff changeset
180 ofs = self.pageheight - (self.heel + slot * self.pitch) - self.slotsize / 2
20
9bb72ae63651 - Make various things optional.
Daniel O'Connor <darius@dons.net.au>
parents: 19
diff changeset
181 if self.notelines:
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
182 pdf.line(0, ofs * mm, self.pdfwidth * mm, ofs * mm)
13
5f4c21bb5140 Add lines and notes engraved on the paper.
Daniel O'Connor <darius@dons.net.au>
parents: 12
diff changeset
183 # Note name
20
9bb72ae63651 - Make various things optional.
Daniel O'Connor <darius@dons.net.au>
parents: 19
diff changeset
184 if self.notenames:
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
185 Midi2PDF.textHelper(pdf, (self.pdfwidth - 10) * mm, (ofs + 0.5) * mm, ENGRAVE_COLOUR, False, self.fontname, self.fontsize, self.slot2note[slot])
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
186 pdf.restoreState()
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
187 for pdf in self.pdfs:
26
f492b70f5e49 Fix notename/line drawing.
Daniel O'Connor <darius@dons.net.au>
parents: 25
diff changeset
188 pdf.save()
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
189
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
190 def noteisplayable(self, midi):
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
191 #Tracer()()
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
192 if midi in self.midi2note:
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
193 notename = self.midi2note[midi]
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
194 if notename in self.note2slot:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
195 return True
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
196
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
197 return False
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
198
39
86622ba474e4 add some comments
Daniel O'Connor <darius@dons.net.au>
parents: 38
diff changeset
199 # Check if the organ can play the note
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
200 def transposenote(self, evw, amount):
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
201 evw.ev.note += amount
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
202 evw.notename = self.midi2note[evw.ev.note]
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
203 evw.slot = self.note2slot[evw.notename]
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
204
39
86622ba474e4 add some comments
Daniel O'Connor <darius@dons.net.au>
parents: 38
diff changeset
205 # Work out which slot to use for the note, transpose if desired
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
206 def getslotfornote(self, evw):
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
207 evw.slot = None
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
208 evw.notename = None
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
209
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
210 # First off, is the note in our midi table?
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
211 if evw.ev.note in self.midi2note:
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
212 evw.notename = self.midi2note[evw.ev.note]
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
213 # Is it playable?
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
214 if self.noteisplayable(evw.ev.note):
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
215 evw.slot = self.note2slot[evw.notename]
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
216 # Nope, maybe we can transpose?
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
217 elif self.trytranspose:
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
218 # Go for -3 to +3 octaves (going down first)
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
219 for i in [-12, -24, -36, 12, 24, 36]:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
220 if self.noteisplayable(evw.ev.note + i):
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
221 self.transposenote(evw, i)
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
222 if i < 0:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
223 self.stats.transposedowncount += 1
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
224 tmp = 'down'
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
225 else:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
226 self.stats.transposeupcount += 1
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
227 tmp = 'up'
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
228 print 'Transposed note at %.1f sec %s (%d) %s %d octave(s) to %s (%d)' % (
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
229 self.ctime, self.midi2note[evw.ev.note - i], evw.ev.note - i, tmp,
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
230 abs(i / 12), evw.notename, evw.ev.note)
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
231 break
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
232 if evw.slot != None:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
233 self.stats.playablecount += 1
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
234 else:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
235 print 'Note at %.1f sec %d (%s) not playable' % (self.ctime, evw.ev.note, self.midi2note[evw.ev.note])
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
236 self.stats.unplayablecount += 1
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
237 else:
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
238 print 'Note at %.1f sec, %d not in MIDI table' % (self.ctime, evw.ev.note)
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
239 self.stats.unplayablecount += 1
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
240
12
6e46ceee57a7 Use correct MIDI note generation, previous version did not agree with
Daniel O'Connor <darius@dons.net.au>
parents: 11
diff changeset
241 # http://newt.phys.unsw.edu.au/jw/notes.html
38
9e8ed92b477c Re-jig note translation to only happen when we are going to emit a
Daniel O'Connor <darius@dons.net.au>
parents: 37
diff changeset
242 # But this seems dumb since the lowest MIDI note is 0 which would be C-1..
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
243 @staticmethod
27
87cf66e04ef9 Handle offsetting note pitch in a better way.
Daniel O'Connor <darius@dons.net.au>
parents: 26
diff changeset
244 def genmidi2note():
87cf66e04ef9 Handle offsetting note pitch in a better way.
Daniel O'Connor <darius@dons.net.au>
parents: 26
diff changeset
245 '''Create forward & reverse tables for midi number to note name (assuming 69 = A4 = A440)'''
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
246 names = ['C%d', 'C%d#', 'D%d', 'D%d#', 'E%d', 'F%d', 'F%d#', 'G%d', 'G%d#', 'A%d', 'A%d#', 'B%d']
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
247 midi2note = {}
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
248 note2midi = {}
38
9e8ed92b477c Re-jig note translation to only happen when we are going to emit a
Daniel O'Connor <darius@dons.net.au>
parents: 37
diff changeset
249 for midi in range(12, 128):
12
6e46ceee57a7 Use correct MIDI note generation, previous version did not agree with
Daniel O'Connor <darius@dons.net.au>
parents: 11
diff changeset
250 octave = midi / len(names) - 1
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
251 index = midi % len(names)
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
252 name = names[index] % (octave)
27
87cf66e04ef9 Handle offsetting note pitch in a better way.
Daniel O'Connor <darius@dons.net.au>
parents: 26
diff changeset
253 midi2note[midi] = name
87cf66e04ef9 Handle offsetting note pitch in a better way.
Daniel O'Connor <darius@dons.net.au>
parents: 26
diff changeset
254 note2midi[name] = midi
4
9f4fa5f231e6 Rework to use mido iterator and paginate.
Daniel O'Connor <darius@dons.net.au>
parents: 3
diff changeset
255
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
256 return midi2note, note2midi
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
257
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
258 @staticmethod
41
21da8af1cdd2 Use ini file to hold organ specific details.
Daniel O'Connor <darius@dons.net.au>
parents: 40
diff changeset
259 def loadnote2slot(notelist, note2midi):
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
260 note2slot = {}
13
5f4c21bb5140 Add lines and notes engraved on the paper.
Daniel O'Connor <darius@dons.net.au>
parents: 12
diff changeset
261 slot2note = {}
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
262 index = 0
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
263
41
21da8af1cdd2 Use ini file to hold organ specific details.
Daniel O'Connor <darius@dons.net.au>
parents: 40
diff changeset
264 for note in notelist:
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
265 note = note.strip()
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
266 if note[0] == '#':
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diff changeset
267 continue
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parents: 5
diff changeset
268 if note not in note2midi:
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diff changeset
269 raise exceptions.ValueError('Note \'%s\' not valid' % note)
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diff changeset
270 note2slot[note] = index
13
5f4c21bb5140 Add lines and notes engraved on the paper.
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diff changeset
271 slot2note[index] = note
7
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diff changeset
272 index += 1
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diff changeset
273
13
5f4c21bb5140 Add lines and notes engraved on the paper.
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parents: 12
diff changeset
274 return note2slot, slot2note
4
9f4fa5f231e6 Rework to use mido iterator and paginate.
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parents: 3
diff changeset
275
42
3925ac56d99e Allow flushing notes.
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diff changeset
276 def emitnote(self, ev):
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diff changeset
277 orignote = ev.note
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diff changeset
278 start = self.channels[ev.channel][orignote]
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diff changeset
279 evw = EVWrap(ev)
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diff changeset
280 # Find a slot (plus adjust pitch, attempt transposition etc)
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diff changeset
281 if hasattr(ev, 'note'):
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parents: 41
diff changeset
282 self.getslotfornote(evw)
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diff changeset
283 # Check if it was unplayable
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parents: 41
diff changeset
284 if evw.slot == None:
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parents: 41
diff changeset
285 return orignote
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
286 notelen = self.ctime - start
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parents: 41
diff changeset
287 print 'Note %s (%d) at %.2f length %.2f' % (evw.notename, evw.slot, start, notelen)
19
ffaf97818ce3 - Music needs to run right to left.
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parents: 18
diff changeset
288 x = start * self.timescale + self.leadin # Convert start time to distance
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
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parents: 30
diff changeset
289 pdfidx = int(x / self.pdfwidth) # Determine which pdf
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
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parents: 30
diff changeset
290 x = x % self.pdfwidth # and where on that pdf
16
20337b22977d Add left margin and slot size support.
Daniel O'Connor <darius@dons.net.au>
parents: 14
diff changeset
291 h = self.slotsize
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
292 y = self.pageheight - (self.heel + evw.slot * self.pitch - self.slotsize / 2) - self.slotsize
19
ffaf97818ce3 - Music needs to run right to left.
Daniel O'Connor <darius@dons.net.au>
parents: 18
diff changeset
293 w = notelen * self.timescale # Convert note length in time to distance
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
294
37
c490fecec0ef Have another crack at fixing transposition.
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diff changeset
295 #print 'pdf = %d x = %.3f y = %.3f w = %.3f h = %.3f' % (pdfidx, x, y, w, h)
11
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
296 w1 = w
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
297 # Check if the note crosses a pdf
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Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
298 if x + w > self.pdfwidth:
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
299 w1 = self.pdfwidth - x # Crop first note
19
ffaf97818ce3 - Music needs to run right to left.
Daniel O'Connor <darius@dons.net.au>
parents: 18
diff changeset
300 w2 = w - w1 # Calculate length of second note
31
ea98c9507f47 Preliminary multi-page support. Breaks time marks though.
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
301 assert w2 <= self.pdfwidth, 'note extends for more than a pdf'
11
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
302 # Emit second half of note
37
c490fecec0ef Have another crack at fixing transposition.
Daniel O'Connor <darius@dons.net.au>
parents: 36
diff changeset
303 #print 'split note, pdf %d w2 = %.3f' % (pdfidx + 1, w2)
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
304 Midi2PDF._emitnote(self.pdfs[pdfidx + 1], self.pdfwidth - w2, y, w2, h)
11
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
305
42
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
306 Midi2PDF._emitnote(self.pdfs[pdfidx], self.pdfwidth - x - w1, y, w1, h)
3925ac56d99e Allow flushing notes.
Daniel O'Connor <darius@dons.net.au>
parents: 41
diff changeset
307 return orignote
7
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
308
31db42ce72b8 Rework to be class-y
Daniel O'Connor <darius@dons.net.au>
parents: 5
diff changeset
309 @staticmethod
11
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
310 def _emitnote(pdf, x, y, w, h):
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
311 pdf.saveState()
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
312 pdf.setStrokeColor(CUT_COLOUR)
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
313 pdf.setLineWidth(0)
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
314 pdf.rect(x * mm, y * mm, w * mm, h * mm, fill = False, stroke = True)
9faad813e39e switch to PDF to avoid dealing with CorelDraw crashing
Daniel O'Connor <darius@dons.net.au>
parents: 9
diff changeset
315 pdf.restoreState()
0
0773354c7428 Initial commit, WIP.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
316
17
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
317 @staticmethod
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
318 def textHelper(pdf, x, y, colour, fill, fontname, fontsize, text):
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
319 tobj = pdf.beginText()
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
320 tobj.setTextOrigin(x, y)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
321 tobj.setFont(fontname, fontsize)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
322 tobj.setStrokeColor(colour)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
323 tobj.setFillColor(colour)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
324 if fill:
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
325 tobj.setTextRenderMode(0)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
326 else:
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
327 tobj.setTextRenderMode(1)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
328 tobj.textLine(text)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
329 pdf.drawText(tobj)
c50427f1da2d - Draw vertical time lines.
Daniel O'Connor <darius@dons.net.au>
parents: 16
diff changeset
330
0
0773354c7428 Initial commit, WIP.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
331 if __name__ == '__main__':
0773354c7428 Initial commit, WIP.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
332 main()