mirror of https://github.com/morpheus65535/bazarr
78 lines
2.8 KiB
Python
78 lines
2.8 KiB
Python
# -*- coding: utf-8 -*-
|
|
import logging
|
|
import os
|
|
import platform
|
|
import subprocess
|
|
|
|
from .constants import SUBSYNC_RESOURCES_ENV_MAGIC
|
|
|
|
logging.basicConfig(level=logging.INFO)
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
# ref: https://github.com/pyinstaller/pyinstaller/wiki/Recipe-subprocess
|
|
# Create a set of arguments which make a ``subprocess.Popen`` (and
|
|
# variants) call work with or without Pyinstaller, ``--noconsole`` or
|
|
# not, on Windows and Linux. Typical use::
|
|
#
|
|
# subprocess.call(['program_to_run', 'arg_1'], **subprocess_args())
|
|
#
|
|
# When calling ``check_output``::
|
|
#
|
|
# subprocess.check_output(['program_to_run', 'arg_1'],
|
|
# **subprocess_args(False))
|
|
def subprocess_args(include_stdout=True):
|
|
# The following is true only on Windows.
|
|
if hasattr(subprocess, 'STARTUPINFO'):
|
|
# On Windows, subprocess calls will pop up a command window by default
|
|
# when run from Pyinstaller with the ``--noconsole`` option. Avoid this
|
|
# distraction.
|
|
si = subprocess.STARTUPINFO()
|
|
si.dwFlags |= subprocess.STARTF_USESHOWWINDOW
|
|
# Windows doesn't search the path by default. Pass it an environment so
|
|
# it will.
|
|
env = os.environ
|
|
else:
|
|
si = None
|
|
env = None
|
|
|
|
# ``subprocess.check_output`` doesn't allow specifying ``stdout``::
|
|
#
|
|
# Traceback (most recent call last):
|
|
# File "test_subprocess.py", line 58, in <module>
|
|
# **subprocess_args(stdout=None))
|
|
# File "C:\Python27\lib\subprocess.py", line 567, in check_output
|
|
# raise ValueError('stdout argument not allowed, it will be overridden.')
|
|
# ValueError: stdout argument not allowed, it will be overridden.
|
|
#
|
|
# So, add it only if it's needed.
|
|
if include_stdout:
|
|
ret = {'stdout': subprocess.PIPE}
|
|
else:
|
|
ret = {}
|
|
|
|
# On Windows, running this from the binary produced by Pyinstaller
|
|
# with the ``--noconsole`` option requires redirecting everything
|
|
# (stdin, stdout, stderr) to avoid an OSError exception
|
|
# "[Error 6] the handle is invalid."
|
|
ret.update({'stdin': subprocess.PIPE,
|
|
'stderr': subprocess.PIPE,
|
|
'startupinfo': si,
|
|
'env': env})
|
|
return ret
|
|
|
|
|
|
def ffmpeg_bin_path(bin_name, gui_mode, ffmpeg_resources_path=None):
|
|
if platform.system() == 'Windows':
|
|
bin_name = '{}.exe'.format(bin_name)
|
|
if ffmpeg_resources_path is not None:
|
|
return os.path.join(ffmpeg_resources_path, bin_name)
|
|
try:
|
|
resource_path = os.environ[SUBSYNC_RESOURCES_ENV_MAGIC]
|
|
if len(resource_path) > 0:
|
|
return os.path.join(resource_path, 'ffmpeg-bin', bin_name)
|
|
except KeyError:
|
|
if gui_mode:
|
|
logger.info("Couldn't find resource path; falling back to searching system path")
|
|
return bin_name
|