X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=helpers%2F__init__.py;h=9d6663893bc32634b1163f7a525b8b04a7bdf9a5;hb=2e4049036ec4d90a9daeff606d821d2ac2d023ce;hp=0e29f5dbde1717b11496460f5b9fd461df526e83;hpb=956ce6fd3e47b2536f57f3359ebff26850f30aea;p=perso%2FImmae%2FProjets%2FPython%2FMusicSampler.git diff --git a/helpers/__init__.py b/helpers/__init__.py index 0e29f5d..9d66638 100644 --- a/helpers/__init__.py +++ b/helpers/__init__.py @@ -1,69 +1,146 @@ # -*- coding: utf-8 -*- -from .music_file import * -from .mapping import * -from .lock import * -from .font import * -import yaml - -def parse_config(mapping): - stream = open("config.yml", "r") - config = yaml.load(stream) - stream.close() - - aliases = config['aliases'] - seen_files = {} - - file_lock = Lock("file") - - channel_id = 0 - - for mapped_key in config['keys']: - key = mapping.find_by_unicode(mapped_key) - if key is None: - continue - - for action in config['keys'][mapped_key]: - action_name = list(action)[0] - action_args = {} - if action[action_name] is None: - action[action_name] = [] - - if 'include' in action[action_name]: - included = action[action_name]['include'] - del(action[action_name]['include']) - - if isinstance(included, str): - action[action_name].update(aliases[included], **action[action_name]) - else: - for included_ in included: - action[action_name].update(aliases[included_], **action[action_name]) - - for argument in action[action_name]: - if argument == 'file': - filename = action[action_name]['file'] - if filename not in seen_files: - if 'name' in action[action_name]: - seen_files[filename] = MusicFile(filename, file_lock, channel_id, name = action[action_name]['name']) - else: - seen_files[filename] = MusicFile(filename, file_lock, channel_id) - channel_id = channel_id + 1 - - action_args['music'] = seen_files[filename] - - else: - action_args[argument] = action[action_name][argument] - - key.add_action(action_name, **action_args) - - for key_property in config['key_properties']: - key = mapping.find_by_unicode(key_property) - if key is None: - continue - - if 'description' in config['key_properties'][key_property]: - key.set_description(config['key_properties'][key_property]['description']) - if 'color' in config['key_properties'][key_property]: - key.set_color(config['key_properties'][key_property]['color']) - - # Return the number of channels reserved - return (channel_id + 1, seen_files) +import argparse +import sys +import os +import math +import sounddevice as sd +import logging + +class Config: + pass + +def path(): + if getattr(sys, 'frozen', False): + return sys._MEIPASS + "/" + else: + path = os.path.dirname(os.path.realpath(__file__)) + return path + "/../" + +def parse_args(): + argv = sys.argv[1 :] + sys.argv = sys.argv[: 1] + if "--" in argv: + index = argv.index("--") + kivy_args = argv[index+1 :] + argv = argv[: index] + + sys.argv.extend(kivy_args) + + 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 number 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.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): + with open(path() + ".pyinstaller_commit", "r") as f: + return f.read() + else: + return "option '-v' can only be used in bundled package" + +def duration_to_min_sec(duration): + minutes = int(duration / 60) + seconds = int(duration) % 60 + if minutes < 100: + return "{:2}:{:0>2}".format(minutes, seconds) + else: + return "{}:{:0>2}".format(minutes, seconds) + +def gain(volume, old_volume=None): + if old_volume is None: + return 20 * math.log10(volume / 100) + 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)