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| import sys | |
| import os | |
| class Audacity: | |
| def __init__(self): | |
| if sys.platform == 'win32': | |
| TONAME = '\\\\.\\pipe\\ToSrvPipe' | |
| FROMNAME = '\\\\.\\pipe\\FromSrvPipe' | |
| self._EOL = '\r\n\0' | |
| else: | |
| TONAME = '/tmp/audacity_script_pipe.to.' + str(os.getuid()) | |
| FROMNAME = '/tmp/audacity_script_pipe.from.' + str(os.getuid()) | |
| self._EOL = '\n' | |
| self._TOFILE = open(TONAME, 'w') | |
| self._FROMFILE = open(FROMNAME, 'rt') | |
| def send_command(self, command): | |
| self._TOFILE.write(command + self._EOL) | |
| self._TOFILE.flush() | |
| def get_response(self): | |
| result = '' | |
| line = '' | |
| while True: | |
| result += line | |
| line = self._FROMFILE.readline() | |
| if line == '\n' and len(result) > 0: | |
| break | |
| return result | |
| def do_command(self, command): | |
| self.send_command(command) | |
| response = self.get_response() | |
| return response | |
| class AudacityControl: | |
| def __init__(self, audacity, verbose=False): | |
| self._audacity = audacity | |
| self._verbose = verbose | |
| def _do_command(self, command): | |
| if self._verbose: | |
| print(command) | |
| result = self._audacity.do_command(command) | |
| print(result) | |
| else: | |
| self._audacity.do_command(command) | |
| def export_as_wave(self, file_name_str, num_channels): | |
| self._do_command('Export2: Filename="' + file_name_str + '" ' + 'NumChannels="' + str(num_channels) + '"') | |
| def select_all(self): | |
| self._do_command('SelectAll:') | |
| def select_from_top(self, start_time, end_time): | |
| self._do_command('Select: End="' + str(end_time) +'" ' + 'Mode="Set" ' + 'Start="' + str(start_time) + '"') | |
| def select_from_bottom(self, start_time): | |
| self._do_command('Select: ' + 'Mode="Set" ' + 'Start="' + str(-1 * start_time) + '"' + ' RelativeTo=ProjectEnd') | |
| def truncate_silence(self): | |
| self._do_command('TruncateSilence:Action="Truncate Detected Silence" Compress="50" Independent="0" Minimum="2" Threshold="-75" Truncate="0.5"') | |
| def normalize(self): | |
| self._do_command('Normalize: ApplyGain="1" PeakLevel="0" RemoveDcOffset="0" StereoIndependent="0"') | |
| def save_as_project(self, file_name_str): | |
| self._do_command('SaveProject2:AddToHistory="0" Filename="' + file_name_str + '"') | |
| def close(self): | |
| self._do_command('Close:') | |
| if __name__ == "__main__": | |
| audacity_control = AudacityControl(Audacity()) | |
| audacity_control.select_from_top(0,10) | |
| audacity_control.truncate_silence() | |
| audacity_control.select_from_bottom(-10) | |
| audacity_control.truncate_silence() |
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| import sys | |
| import subprocess | |
| from audacity import Audacity, AudacityControl | |
| import time | |
| if len(sys.argv) < 2: | |
| print('Error', file=sys.stderr) | |
| sys.exit(1) | |
| task_file_path = sys.argv[1] | |
| with open(task_file_path) as f: | |
| project_file_list = f.read().splitlines() | |
| file_count = len(project_file_list) | |
| audacity = AudacityControl(Audacity()) | |
| for idx, project_path in enumerate(project_file_list): | |
| print('[' + str(idx + 1) + '/' + str(file_count) + ']' + ' ' + project_path) | |
| subprocess.Popen('C:\\Users\\gb\\Desktop\\Audacity\\Audacity.exe' + ' ' + project_path) | |
| time.sleep(3) # 3秒でAudacityが起動してプロジェクトファイル(トラックは１つ)が読み込み終わる想定 | |
| audacity.select_from_top(0,10) | |
| audacity.truncate_silence() | |
| audacity.select_from_bottom(-10) | |
| audacity.truncate_silence() | |
| audacity.select_all() | |
| # audacity.normalize() | |
| audacity.export_as_wave(project_path.replace('.aup3', '.wav'), 2) | |
| audacity.save_as_project(project_path + '.trimmed.aup3') | |
| audacity.close() | |
| print('done') |
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Windowsでしか試していない
macで動くかはわからない