def launch(self, fmt, fp, options='', app=None):
# see common.fileExtensions for format names
m21Format, unused_ext = common.findFormat(fmt)
if m21Format == 'lilypond':
environmentKey = 'lilypondPath'
elif m21Format in ['png', 'jpeg']:
environmentKey = 'graphicsPath'
elif m21Format in ['svg']:
environmentKey = 'vectorPath'
elif m21Format in ['pdf']:
environmentKey = 'pdfPath'
elif m21Format == 'musicxml':
environmentKey = 'musicxmlPath'
elif m21Format == 'midi':
environmentKey = 'midiPath'
elif m21Format == 'vexflow':
try:
import webbrowser
if fp.find('\\') != -1:
pass
else:
if fp.startswith('/'):
fp = 'file://' + fp
webbrowser.open(fp)
return
except:
print "Cannot open webbrowser, sorry. go to file://%s" % fp
else:
environmentKey = None
fpApp = None
if environmentKey is not None:
fpApp = self._ref[environmentKey]
# substitute app provided via argument
if app is not None:
fpApp = app
platform = common.getPlatform()
if fpApp is None and platform not in ['win', 'darwin']:
raise EnvironmentException(
"Cannot find a valid application path for format %s. Specify this in your Environment by calling environment.set(%r, 'pathToApplication')"
% (m21Format, environmentKey))
if platform == 'win' and fpApp is None:
# no need to specify application here: windows starts the program based on the file extension
cmd = 'start %s' % (fp)
elif platform == 'win': # note extra set of quotes!
cmd = '""%s" %s "%s""' % (fpApp, options, fp)
elif platform == 'darwin' and fpApp is None:
cmd = 'open %s %s' % (options, fp)
elif platform == 'darwin':
cmd = 'open -a"%s" %s %s' % (fpApp, options, fp)
elif platform == 'nix':
cmd = '%s %s %s' % (fpApp, options, fp)
os.system(cmd)
def launch(self, fmt, fp, options='', app=None):
# see common.fileExtensions for format names
format, ext = common.findFormat(fmt)
if format == 'lilypond':
environmentKey = 'lilypondPath'
elif format in ['png', 'jpeg']:
environmentKey = 'graphicsPath'
elif format in ['svg']:
environmentKey = 'vectorPath'
elif format in ['pdf']:
environmentKey = 'pdfPath'
elif format == 'musicxml':
environmentKey = 'musicxmlPath'
elif format == 'midi':
environmentKey = 'midiPath'
elif format == 'vexflow':
try:
import webbrowser
if fp.find('\\') != -1:
pass
else:
if fp.startswith('/'):
fp = 'file://' + fp
webbrowser.open(fp)
return
except:
print "Cannot open webbrowser, sorry. go to file://%s" % fp
else:
environmentKey = None
fpApp = None
if environmentKey is not None:
fpApp = self._ref[environmentKey]
# substitute app provided via argument
if app is not None:
fpApp = app
platform = common.getPlatform()
if fpApp is None and platform not in ['win', 'darwin']:
raise EnvironmentException("Cannot find a valid application path for format %s. Specify this in your Environment by calling environment.set(%r, 'pathToApplication')" % (format, environmentKey))
if platform == 'win' and fpApp is None:
# no need to specify application here: windows starts the program based on the file extension
cmd = 'start %s' % (fp)
elif platform == 'win': # note extra set of quotes!
cmd = '""%s" %s "%s""' % (fpApp, options, fp)
elif platform == 'darwin' and fpApp is None:
cmd = 'open %s %s' % (options, fp)
elif platform == 'darwin':
cmd = 'open -a"%s" %s %s' % (fpApp, options, fp)
elif platform == 'nix':
cmd = '%s %s %s' % (fpApp, options, fp)
os.system(cmd)
def writeStream(m21stream, format='midi', wrtpath=None, scoreTitle=None, scoreComposer=None, scoreTempo=None, scoreInstruments=None):
"""
scoreTitle: str
scoreComposer: str
scoreTempo: int
scoreInstrument: str
Write out Music21 stream in a given format. If wrtpath is not specified
the file is written in the current working directory (as 'untitled.ext'),
or if wrtpath is a directory, 'untitled.ext' files are written there.
The possible output formats are
musicxml lily(pond) midi
"""
import os
from music21.common import findFormat
fmt, ext = findFormat(format)
if not wrtpath:
wrtpath = os.path.join(os.getcwd(), 'untitled' + ext)
if os.path.isdir(wrtpath):
wrtpath = os.path.join(wrtpath, 'untitled' + ext)
# Part writing (app.py: MyFrame.getOffsetScore)
if isinstance(m21stream, stream.Part):
import copy
score = stream.Score()
score.append(copy.deepcopy(m21stream))
m21stream = score
# Metadata
if not m21stream.metadata:
m21stream.insert(0.0, metadata.Metadata())
if scoreTitle:
m21stream.metadata.title = scoreTitle
else:
m21stream.metadata.title = "Untitled"
if scoreComposer:
m21stream.metadata.composer = scoreComposer
else:
m21stream.metadata.composer = "Unknown Composer"
if scoreTempo:
m21stream.insert(0, tempo.MetronomeMark(number=scoreTempo))
if scoreInstruments:
if len(scoreInstruments) == 1:
for p in m21stream.parts:
p.insert(0, instrument.fromString(scoreInstruments[0]))
else:
parts = m21stream.parts
for n, i in enumerate(scoreInstruments):
parts[n].insert(0, instrument.fromString(i))
m21stream.write(format, wrtpath)
def idAndParseFile(fileToParse,filename):
'''Takes in a file object and filename, identifies format, and returns parsed file'''
matchedFormat = re.sub(r'^.*\.', '', filename)
if matchedFormat == "":
pass
else:
music21FormatName = common.findFormat(matchedFormat)[0]
if music21FormatName is None:
parsedFile = None
else:
parsedFile = converter.parse(fileToParse.read(),format=music21FormatName)
return parsedFile
def launch(self, fmt, fp, options='', app=None):
'''
Opens a file with an either default or user-specified applications.
OMIT_FROM_DOCS
Optionally, can add additional command to erase files, if necessary
Erase could be called from os or command-line arguments after opening
the file and then a short time delay.
TODO: Move showImageDirectfrom lilyString.py ; add MIDI
TODO: Switch to module subprocess to prevent hanging.
'''
# see common.fileExtensions for format names
format, ext = common.findFormat(fmt)
if format == 'lilypond':
fpApp = self.ref['lilypondPath']
elif format in ['png', 'jpeg']:
fpApp = self.ref['graphicsPath']
elif format in ['pdf']:
fpApp = self.ref['pdfPath']
elif format == 'musicxml':
fpApp = self.ref['musicxmlPath']
elif format == 'midi':
fpApp = self.ref['midiPath']
else:
fpApp = None
# substitute provided app
if app != None:
fpApp = app
platform = common.getPlatform()
if fpApp is None and platform != 'win':
raise EnvironmentException("Cannot find an application for format %s, specify this in your environment" % fmt)
if platform == 'win' and fpApp is None:
# no need to specify application here: windows starts the program based on the file extension
cmd = 'start %s' % (fp)
elif platform == 'win': # note extra set of quotes!
cmd = '""%s" %s "%s""' % (fpApp, options, fp)
elif platform == 'darwin':
cmd = 'open -a"%s" %s %s' % (fpApp, options, fp)
elif platform == 'nix':
cmd = '%s %s %s' % (fpApp, options, fp)
print cmd
os.system(cmd)
def writeStream(m21stream, format='midi', wrtpath=None, scoreTitle=None, scoreComposer=None, scoreTempo=None, scoreInstruments=None):
"""
scoreTitle: str
scoreComposer: str
scoreTempo: int
scoreInstruments: list[ str ]
Write out Music21 stream in a given format. If wrtpath is not specified
the file is written in the current working directory (as 'untitled.ext'),
or if wrtpath is a directory, 'untitled.ext' files are written there.
The possible output formats are
musicxml lily(pond) midi
"""
import os
from music21.common import findFormat
fmt, ext = findFormat(format)
if not wrtpath:
wrtpath = os.path.join(os.getcwd(), 'untitled' + ext)
if os.path.isdir(wrtpath):
wrtpath = os.path.join(wrtpath, 'untitled' + ext)
# Part writing (app.py: MyFrame.getOffsetScore)
if isinstance(m21stream, stream.Part):
import copy
score = stream.Score()
score.append(copy.deepcopy(m21stream))
m21stream = score
# Metadata
setMetadata(m21stream,
scoreTitle=scoreTitle,
scoreComposer=scoreComposer,
scoreTempo=scoreTempo,
scoreInstruments=scoreInstruments,
midiPrograms=False)
m21stream.write(format, wrtpath)
def launch(self, fmt, filePath, options='', app=None):
'''
DEPRECATED May 24, 2014 -- call Launch on SubConverter
Needed still just for graphics, graph.launch('png'), lily.translate(), scale
Create a png, svg, etc. converter (or just a graphics converter) and call launch on it
'''
# see common.fileExtensions for format names
m21Format, unused_ext = common.findFormat(fmt)
environmentKey = self.formatToKey(m21Format)
if environmentKey is None:
environmentKey = self.formatToKey(fmt)
if m21Format == 'vexflow':
try:
import webbrowser
if filePath.find('\\') != -1:
pass
else:
if filePath.startswith('/'):
filePath = 'file://' + filePath
webbrowser.open(filePath)
return
except ImportError:
print('Cannot open webbrowser, sorry. Go to file://{}'.format(
filePath))
if app is not None:
# substitute app provided via argument
fpApp = app
elif environmentKey is not None:
fpApp = self._ref[environmentKey]
else:
fpApp = None
platform = common.getPlatform()
if fpApp is None:
if platform == 'win':
# no need to specify application here:
# windows starts the program based on the file extension
cmd = 'start %s' % (filePath)
elif platform == 'darwin':
cmd = 'open %s %s' % (options, filePath)
else:
if m21Format == 'braille':
with open(filePath, 'r') as f:
for line in f:
print(line, end="")
print("")
return
else:
raise EnvironmentException(
"Cannot find a valid application path for format {}. "
"Specify this in your Environment by calling "
"environment.set({!r}, 'pathToApplication')".format(
m21Format, environmentKey))
elif platform == 'win': # note extra set of quotes!
cmd = '""%s" %s "%s""' % (fpApp, options, filePath)
elif platform == 'darwin':
cmd = 'open -a"%s" %s "%s"' % (fpApp, options, filePath)
elif platform == 'nix':
cmd = '%s %s "%s"' % (fpApp, options, filePath)
os.system(cmd)
def launch(self, fmt, filePath, options='', app=None):
'''
DEPRECATED May 24, 2014 -- call Launch on SubConverter
Needed still just for graphics, graph.launch('png'), lily.translate(), scale
Create a png, svg, etc. converter (or just a graphics converter) and call launch on it
'''
# see common.fileExtensions for format names
m21Format, unused_ext = common.findFormat(fmt)
environmentKey = self.formatToKey(m21Format)
if environmentKey is None:
environmentKey = self.formatToKey(fmt)
if m21Format == 'vexflow':
try:
import webbrowser
if filePath.find('\\') != -1:
pass
else:
if filePath.startswith('/'):
filePath = 'file://' + filePath
webbrowser.open(filePath)
return
except ImportError:
print('Cannot open webbrowser, sorry. Go to file://{}'.format(
filePath))
if app is not None:
# substitute app provided via argument
fpApp = app
elif environmentKey is not None:
fpApp = self._ref[environmentKey]
else:
fpApp = None
platform = common.getPlatform()
if fpApp is None:
if platform == 'win':
# no need to specify application here:
# windows starts the program based on the file extension
cmd = 'start %s' % (filePath)
elif platform == 'darwin':
cmd = 'open %s %s' % (options, filePath)
else:
if m21Format == 'braille':
with open(filePath, 'r') as f:
for line in f:
print(line, end="")
print("")
return
else:
raise EnvironmentException(
"Cannot find a valid application path for format {}. "
"Specify this in your Environment by calling "
"environment.set({!r}, 'pathToApplication')".format(
m21Format, environmentKey))
elif platform == 'win': # note extra set of quotes!
cmd = '""%s" %s "%s""' % (fpApp, options, filePath)
elif platform == 'darwin':
cmd = 'open -a"%s" %s "%s"' % (fpApp, options, filePath)
elif platform == 'nix':
cmd = '%s %s "%s"' % (fpApp, options, filePath)
os.system(cmd)
