Add (close #7) audio preprocessing

CHANGELOG.md

@@ -45,6 +45,7 @@ Click up arrow to go back to TOC.
 - Add py-googletrans control args. [issue #36](https://github.com/BingLingGroup/autosub/issues/36)
 - Add lang codes support.(Depend on langcodes package) [issue #34](https://github.com/BingLingGroup/autosub/issues/34)
 - Add complex ass json output. [issue #39](https://github.com/BingLingGroup/autosub/issues/39)
+- Add audio preprocessing. [issue #7](https://github.com/BingLingGroup/autosub/issues/7)
 
 #### Changed(Unreleased)
 

autosub/__init__.py

@@ -45,14 +45,46 @@ def main():  # pylint: disable=too-many-branches, too-many-statements, too-many-
 
         styles_list = []
         validate_result = cmdline_utils.validate_io(args, styles_list)
+
         if validate_result == 0:
+            if args.audio_process:
+                if args.audio_process == 'y':
+                    args.input = ffmpeg_utils.audio_pre_prcs(
+                        filename=args.input,
+                        is_keep=args.keep,
+                        cmds=args.audio_process_cmd,
+                        input_m=input_m,
+                        ffmpeg_cmd=ffmpeg_cmd
+                    )
+                    print("Audio pre-processing complete.")
+                    is_flac = True
+                elif args.audio_process == 'o':
+                    args.keep = True
+                    args.input = ffmpeg_utils.audio_pre_prcs(
+                        filename=args.input,
+                        is_keep=args.keep,
+                        cmds=args.audio_process_cmd,
+                        input_m=input_m,
+                        ffmpeg_cmd=ffmpeg_cmd
+                    )
+                    raise core.PrintAndStopException(
+                        "Audio pre-processing complete.\nAll works done."
+                    )
+                elif args.audio_process == 'n':
+                    is_flac = True
+                else:
+                    is_flac = False
+            else:
+                is_flac = False
+
             cmdline_utils.validate_aovp_args(args)
             cmdline_utils.fix_args(args)
             fps = cmdline_utils.get_fps(args=args, input_m=input_m)
             cmdline_utils.audio_or_video_prcs(args,
                                               fps=fps,
                                               input_m=input_m,
-                                              styles_list=styles_list)
+                                              styles_list=styles_list,
+                                              is_flac=is_flac)
 
         elif validate_result == 1:
             cmdline_utils.validate_sp_args(args)

autosub/__main__.py

@@ -1,29 +1,29 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-"""
-Defines autosub's entry point.
-"""
-
-from __future__ import absolute_import, print_function, unicode_literals
-
-# Import built-in modules
-# pylint: disable=no-member, protected-access
-import multiprocessing
-import sys
-
-
-if __package__ is None and not hasattr(sys, "frozen"):
-    # direct call of __main__.py
-    # Reference: https://github.com/rg3/youtube-dl/blob/master/youtube_dl/__main__.py
-    import os.path
-    PATH = os.path.realpath(os.path.abspath(__file__))
-    sys.path.insert(0, os.path.dirname(os.path.dirname(PATH)))
-
-# Any changes to the path and your own modules
-
-if __name__ == "__main__":
-    # On Windows calling this function is necessary.
-    if sys.platform.startswith('win'):
-        multiprocessing.freeze_support()
-    import autosub
-    autosub.main()
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+Defines autosub's entry point.
+"""
+
+from __future__ import absolute_import, print_function, unicode_literals
+
+# Import built-in modules
+# pylint: disable=no-member, protected-access
+import multiprocessing
+import sys
+
+
+if __package__ is None and not hasattr(sys, "frozen"):
+    # direct call of __main__.py
+    # Reference: https://github.com/rg3/youtube-dl/blob/master/youtube_dl/__main__.py
+    import os.path
+    PATH = os.path.realpath(os.path.abspath(__file__))
+    sys.path.insert(0, os.path.dirname(os.path.dirname(PATH)))
+
+# Any changes to the path and your own modules
+
+if __name__ == "__main__":
+    # On Windows calling this function is necessary.
+    if sys.platform.startswith('win'):
+        multiprocessing.freeze_support()
+    import autosub
+    autosub.main()