def list_grooves():
# Clear global variables
gbl.__init__()
# Set paths for the libs
paths.init()
# Needed import for global variable libDirs after paths.init() method ran
from mma.MMA.paths import libDirs
grooves = {}
for lib in libDirs:
g = loadDB(lib)
if g:
for g_path in g:
name = g_path.split("/")[-1].split(".")[0]
gs = g[g_path]
if name in grooves:
og = grooves[name]
gs = og + gs
grooves.update({
name: gs
})
return jsonify(grooves)
def generate_midi(filename):
# Clear global variables
gbl.__init__()
# Set paths for the libs
paths.init()
# Get the filename of the uploaded file
gbl.infile = filename
# Create first elements for midi file
m = gbl.mtrks[0] = midi.Mtrk(0)
m.addTrkName(0, "%s" % filename.rstrip(".mma"))
m.addText(0, "Created by mma.MMA. Input filename: %s" % filename)
m.addTempo(0, gbl.tempo)
tempo.setTime(['4/4'])
# Parse MMA file
paths.dommaStart()
try:
parse.parseFile(filename)
except SystemExit:
print("Error on parse", flush=True)
return None
paths.dommaEnd()
# Create the midi file
paths.createOutfileName(".mid")
out_filename = paths.outfile
for n in gbl.tnames.values():
if n.channel:
n.clearPending()
n.doMidiClear()
n.doChannelReset()
if n.riff:
warning("%s has pending Riff(s)" % n.name)
trackCount = 1 # account for meta track
for n in sorted(gbl.mtrks.keys())[1:]: # check all but 0 (meta)
if len(gbl.mtrks[n].miditrk) > 1:
trackCount += 1
gbl.mtrks[0].addText(0, "DURATION: %d" % (gbl.totTime * 60))
try:
out = open(out_filename, 'wb')
midi.writeTracks(out)
out.close()
except IOError:
print("ERROR")
grooves.grooveClear([])
return out_filename
def add_groove(f, filename):
# Clear global variables
gbl.__init__()
# Set paths for the libs
paths.init()
# Copy file to lib folder
shutil.copy(f.name, MMAdir + "/lib/" + filename)
gbl.makeGrvDefs = 1
try:
auto.libUpdate()
except SystemExit:
print("ignoring SystemExit", flush=True)
grooves.grooveClear([])
return {"name": filename, "status": "available"}