def _try_imageio_ffmpeg():
imageio_ffmpeg_binary = ffmpeg.get_exe()
if is_command_available(imageio_ffmpeg_binary):
return imageio_ffmpeg_binary
return None
def InitRun(self, session_file=None):
"""Performs the first tasks after the publication starts
- start autosaving
- check for updates
- download ffmpeg
"""
# Check if we have an autosaved session that we did not delete
recover = autosave.check_recover(self)
# Load session file if provided
if session_file is not None and not recover:
self.OnMenuLoad(session_file=session_file)
if self.config.get_bool("check update"):
# Search for updates
update.Update(self)
if self.config.get_bool("autosave session"):
# Start autosaving
autosave.autosave_run(self)
# download ffmpeg for imageio
try:
imioff.get_exe()
except imioff.NeedDownloadError:
# Tell the user that we will download ffmpeg now!
msg = "ShapeOut needs to download `FFMPEG` in order " \
+"to display and export video data. Please make " \
+"sure you are connected to the internet and " \
+"click OK. Depending on your connection, this " \
+"may take a while. Please be patient. There " \
+"is no progress dialog."
dlg = wx.MessageDialog(parent=None,
message=msg,
caption="FFMPEG download",
style=wx.OK | wx.CANCEL | wx.ICON_QUESTION)
if dlg.ShowModal() == wx.ID_OK:
imioff.download()
def get_ffmpeg_path():
"""Test and find the correct ffmpeg binary file.
Modified from moviepy.
"""
ffmpeg_binary = os.getenv('FFMPEG_BINARY', 'ffmpeg-imageio')
if ffmpeg_binary == 'ffmpeg-imageio':
from imageio.plugins.ffmpeg import get_exe
ffmpeg_binary = get_exe()
elif ffmpeg_binary == 'auto-detect':
if test_cmd(['ffmpeg'])[0]:
ffmpeg_binary = 'ffmpeg'
elif test_cmd(['ffmpeg.exe'])[0]:
ffmpeg_binary = 'ffmpeg.exe'
else:
ffmpeg_binary = 'unset'
else:
success, err = test_cmd([ffmpeg_binary])
if not success:
raise IOError(
str(err) +
" - The path specified for the ffmpeg binary might be wrong")
return ffmpeg_binary
# This was added so that no extra unwanted window opens on windows
# when the child process is created
if os.name == "nt":
popen_params["creationflags"] = 0x08000000
proc = sp.Popen(cmd, **popen_params)
proc.communicate()
except Exception as err:
return False, err
else:
return True, None
if FFMPEG_BINARY == 'ffmpeg-imageio':
from imageio.plugins.ffmpeg import get_exe
FFMPEG_BINARY = get_exe()
elif FFMPEG_BINARY == 'auto-detect':
if try_cmd(['ffmpeg'])[0]:
FFMPEG_BINARY = 'ffmpeg'
elif try_cmd(['ffmpeg.exe'])[0]:
FFMPEG_BINARY = 'ffmpeg.exe'
else:
FFMPEG_BINARY = 'unset'
else:
success, err = try_cmd([FFMPEG_BINARY])
if not success:
raise IOError(
str(err) +
" - The path specified for the ffmpeg binary might be wrong")
# This was added so that no extra unwanted window opens on windows
# when the child process is created
if os.name == "nt":
popen_params["creationflags"] = 0x08000000
proc = sp.Popen(cmd, **popen_params)
proc.communicate()
except Exception as err:
return False, err
else:
return True, None
if FFMPEG_BINARY=='ffmpeg-imageio':
from imageio.plugins.ffmpeg import get_exe
FFMPEG_BINARY = get_exe()
elif FFMPEG_BINARY=='auto-detect':
if try_cmd(['ffmpeg'])[0]:
FFMPEG_BINARY = 'ffmpeg'
elif try_cmd(['ffmpeg.exe'])[0]:
FFMPEG_BINARY = 'ffmpeg.exe'
else:
FFMPEG_BINARY = 'unset'
else:
success, err = try_cmd([FFMPEG_BINARY])
if not success:
raise IOError(err.message +
"The path specified for the ffmpeg binary might be wrong")
