import sys
import os
import math
+import sounddevice as sd
+import logging
class Config:
- def __init__(self, **kwargs):
- for arg in kwargs:
- setattr(self, arg, kwargs[arg])
-
-config = Config(yml_file="config.yml")
+ pass
def path():
if getattr(sys, 'frozen', False):
sys.argv.extend(kivy_args)
- parser = argparse.ArgumentParser(description="A Music Sampler application.")
+ parser = argparse.ArgumentParser(
+ description="A Music Sampler application.",
+ formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument("-c", "--config",
default="config.yml",
required=False,
help="Config file to load")
+ parser.add_argument("-d", "--debug",
+ nargs=0,
+ action=DebugModeAction,
+ help="Print messages in console")
+ parser.add_argument("-m", "--builtin-mixing",
+ action="store_true",
+ help="Make the mixing of sounds manually (do it if the system cannot handle it correctly)")
+ parser.add_argument("-l", "--latency",
+ default="high",
+ required=False,
+ help="Latency: low, high or number of seconds")
+ parser.add_argument("-b", "--blocksize",
+ default=0,
+ type=int,
+ required=False,
+ help="Blocksize: If not 0, the numbe of frames to take at each step for the mixer")
+ parser.add_argument("-f", "--frame-rate",
+ default=44100,
+ type=int,
+ required=False,
+ help="Frame rate to play the musics")
+ parser.add_argument("-x", "--channels",
+ default=2,
+ type=int,
+ required=False,
+ help="Number of channels to use")
+ parser.add_argument("-s", "--sample-width",
+ default=2,
+ type=int,
+ required=False,
+ help="Sample width (number of bytes for each frame)")
parser.add_argument("-V", "--version",
action="version",
help="Displays the current version and exits. Only use in bundled package",
version=show_version())
+ parser.add_argument("--device",
+ action=SelectDeviceAction,
+ help="Select this sound device"
+ )
+ parser.add_argument("--list-devices",
+ nargs=0,
+ action=ListDevicesAction,
+ help="List available sound devices"
+ )
parser.add_argument('--',
dest="args",
help="Kivy arguments. All arguments after this are interpreted by Kivy. Pass \"-- --help\" to get Kivy's usage.")
+
+ from kivy.logger import Logger
+ Logger.setLevel(logging.ERROR)
+
args = parser.parse_args(argv)
- config.yml_file = args.config
+ Config.yml_file = args.config
+
+ Config.latency = args.latency
+ Config.blocksize = args.blocksize
+ Config.frame_rate = args.frame_rate
+ Config.channels = args.channels
+ Config.sample_width = args.sample_width
+ Config.builtin_mixing = args.builtin_mixing
+
+class DebugModeAction(argparse.Action):
+ def __call__(self, parser, namespace, values, option_string=None):
+ from kivy.logger import Logger
+ Logger.setLevel(logging.DEBUG)
+
+class SelectDeviceAction(argparse.Action):
+ def __call__(self, parser, namespace, values, option_string=None):
+ sd.default.device = values
+
+class ListDevicesAction(argparse.Action):
+ nargs = 0
+ def __call__(self, parser, namespace, values, option_string=None):
+ print(sd.query_devices())
+ sys.exit()
def show_version():
if getattr(sys, 'frozen', False):
else:
return "option '-v' can only be used in bundled package"
-def yml_file():
- return config.yml_file
-
def duration_to_min_sec(duration):
minutes = int(duration / 60)
seconds = int(duration) % 60
else:
return [20 * math.log10(max(volume, 0.1) / max(old_volume, 0.1)), max(volume, 0)]
+def debug_print(message):
+ from kivy.logger import Logger
+ Logger.debug('MusicSampler: ' + message)
+
+def error_print(message):
+ from kivy.logger import Logger
+ Logger.error('MusicSampler: ' + message)