def pedalboard(self):
context = self.index()
bundlepath = self.get_argument('bundlepath')
try:
pedalboard = get_pedalboard_info(bundlepath)
except:
print("ERROR in webserver.py: get_pedalboard_info failed")
context['pedalboard'] = ""
return context
data = {
"instances": [],
"connections": pedalboard['connections'],
"hardware": pedalboard['hardware'],
}
for plugin in pedalboard['plugins']:
data["instances"].append({
"uri": plugin['uri'],
"x": plugin['x'],
"y": plugin['y'],
"bypassed": not plugin['enabled'],
})
context['pedalboard'] = b64encode(json.dumps(data).encode("utf-8"))
return context
def pedalboard(self):
context = self.index()
bundlepath = self.get_argument('bundlepath')
try:
pedalboard = get_pedalboard_info(bundlepath)
except:
print("ERROR in webserver.py: get_pedalboard_info failed")
context['pedalboard'] = ""
return context
data = {
"instances": [],
"connections": pedalboard['connections'],
"hardware": pedalboard['hardware'],
}
for plugin in pedalboard['plugins']:
data["instances"].append({
"uri": plugin['uri'],
"x": plugin['x'],
"y": plugin['y'],
"bypassed": not plugin['enabled'],
})
context['pedalboard'] = b64encode(json.dumps(data).encode("utf-8"))
return context
def generate_screenshot(bundlepath, max_width, max_height, callback):
if not os.path.exists(PHANTOM_BINARY):
return callback()
#try: # TESTING let us receive exceptions for now
pedalboard = get_pedalboard_info(bundlepath)
#except:
#return callback()
path = '%s/screenshot.png' % bundlepath
port = DEVICE_WEBSERVER_PORT
proc = subprocess.Popen([ PHANTOM_BINARY,
SCREENSHOT_JS,
'http://localhost:%d/pedalboard.html?bundlepath=%s' % (port, bundlepath),
path,
str(pedalboard['size']['width']),
str(pedalboard['size']['height']),
],
stdout=subprocess.PIPE)
def handle_image():
img = Image.open(path)
resize_image(img, max_width, max_height)
callback(img)
loop = ioloop.IOLoop.instance()
def proc_callback(fileno, event):
if proc.poll() is None:
return
loop.remove_handler(fileno)
handle_image()
loop.add_handler(proc.stdout.fileno(), proc_callback, 16)
def pedalboard(self):
context = self.index()
bundlepath = self.get_argument('bundlepath')
#try: # TESTING let us receive exceptions for now
pedalboard = get_pedalboard_info(bundlepath)
#except:
#return None
data = b'{ "_id": "0", "instances": ['
first = True
for plugin in pedalboard['plugins']:
if first:
first = False
else:
data += b','
msg = '{ "url": "%s", "bypassed": false, "x": %i, "y": %i, "values": {} }' % (plugin['uri'], plugin['x'], plugin['y'])
print(msg)
data += bytes(msg, "utf-8")
data += b'], "connections": ['
first = True
for connection in pedalboard['connections']:
if first:
first = False
else:
data += b','
msg = '{ "source": "%s", "target": "%s" }' % (connection['source'], connection['target'])
print(msg)
data += bytes(msg, "utf-8")
data += b'] } '
context['pedalboard'] = b64encode(data)
return context
def generate_screenshot(bundlepath, max_width, max_height, callback):
if not os.path.exists(PHANTOM_BINARY):
return callback()
#try: # TESTING let us receive exceptions for now
pedalboard = get_pedalboard_info(bundlepath)
#except:
#return callback()
path = '%s/screenshot.png' % bundlepath
port = DEVICE_WEBSERVER_PORT
proc = subprocess.Popen([
PHANTOM_BINARY,
SCREENSHOT_JS,
'http://localhost:%d/pedalboard.html?bundlepath=%s' %
(port, bundlepath),
path,
str(pedalboard['size']['width']),
str(pedalboard['size']['height']),
],
stdout=subprocess.PIPE)
def handle_image():
img = Image.open(path)
resize_image(img, max_width, max_height)
callback(img)
loop = ioloop.IOLoop.instance()
def proc_callback(fileno, event):
if proc.poll() is None:
return
loop.remove_handler(fileno)
handle_image()
loop.add_handler(proc.stdout.fileno(), proc_callback, 16)
