VocalEasel/mma/MMA/patch.py
Matthias Neeracher fb48baaf09 Updated to MMA 1.4
2009-05-17 22:34:44 +00:00

149 lines
4.0 KiB
Python

# patch.py
"""
This module is an integeral part of the program
MMA - Musical Midi Accompaniment.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Bob van der Poel <bob@mellowood.ca>
This module contains the various patch manger routines.
"""
from MMA.common import *
from MMA.miditables import *
import MMA.file
import MMA.midiC
def patch(ln):
""" Main routine to manage midi patch names. """
for i,a in enumerate(ln):
if a.count('=') == 1:
a,b = a.split('=')
else:
b=''
a=a.upper()
if a == "LIST":
b=b.upper()
if b == "ALL":
plistall()
elif b == "EXT":
plistext()
elif b == "GM":
plistgm()
else:
error("Expecting All, EXT or GM argument for List")
if a == "RENAME":
prename(ln[i+1:])
break
if a == 'SET':
patchset(ln[i+1:])
break
error("Unknown option for Patch: %s" % a)
# Set a patch value=name
def patchset(ln):
if not ln:
error("Patch Set expecting list of value pairs.")
for a in ln:
try:
v,n = a.split('=', 1)
except:
error("Patch Set expecting value=name pair, not: %s" % a)
v=v.split('.')
if len(v) > 3 or len(v) < 1:
error("Patch Set: Expecting a voice value Prog.MSB.LSB." )
voc = 0
if len(v) > 2: # ctrl32
i = stoi(v[2], "Patch Set LSB expecting integer.")
if i<0 or i>127:
error("LSB must be 0..127, not '%s'." % i)
voc = i << 16
if len(v) > 1: # ctrl0
i = stoi(v[1], "Patch Set MSB expecting integer.")
if i<0 or i>127:
error("MSB must be 0..127, not '%s'." % i)
voc += i << 8
i = stoi(v[0], "Patch Set Voice expecting integer.")
if i<0 or i>127:
error("Program must be 0..127, not '%s'." % i)
voc += i
if voc in voiceNames:
warning("Patch Set duplicating voice name %s with %s=%s" % \
(voiceNames[voc], n, MMA.midiC.extVocStr(voc) ))
if n.upper() in voiceInx:
warning("Patch Set duplicating voice value %s with %s=%s" % \
(MMA.midiC.extVocStr(voiceInx[n.upper()]),
MMA.midiC.extVocStr(voc), n) )
voiceNames[voc]=n
voiceInx[n.upper()]=voc
# Rename
def prename(ln):
if not ln:
error("Patch Rename expecting list of value pairs.")
for a in ln:
if not a.count("=") == 1:
error("Patch Rename expecting oldname=newname pair")
a,b = a.split("=")
if not a.upper() in voiceInx:
error("Patch %s doen't exist, can't be renamed." % a)
if b.upper() in voiceInx:
error("Patch name %s already exists" % b)
v = voiceInx[a.upper()]
voiceNames[v]=b
del voiceInx[a.upper()]
voiceInx[b.upper()]=v
# list funcs
def plistgm():
for v in sorted(voiceNames.keys()):
if v <= 127:
print "%s=%s" % (MMA.midiC.extVocStr(v), voiceNames[v] )
def plistall():
plistgm()
plistext()
def plistext():
for v in sorted(voiceNames.keys()):
if v>127:
print "%s=%s" % (MMA.midiC.extVocStr(v), voiceNames[v])