title: PermissionError: [WinError 5] Access is denied python using moviepy to write gif
body: <p>I'm using windows 8.1 64 bit</p>
  
  <p>my code</p>
  
  <pre><code>import pdb
  from moviepy.editor import *
  
  clip = VideoFileClip(".\\a.mp4")
  clip.write_gif('.\\aasda.gif')
  </code></pre>
  
  <p>the exception is at write_gif method</p>
  
  <pre><code>Traceback (most recent call last):
    File "C:\abi\youtubetogif_project\test.py", line 5, in &lt;module&gt;
      clip.write_gif('G:\\abi\\aasda.gif')
    File "&lt;string&gt;", line 2, in write_gif
    File "C:\Python34\lib\site-packages\moviepy-0.2.1.8.12-py3.4.egg\moviepy\decorators.py", line 49, in requires_duration
      return f(clip, *a, **k)
    File "C:\Python34\lib\site-packages\moviepy-0.2.1.8.12-py3.4.egg\moviepy\video\VideoClip.py", line 435, in write_gif
      dispose= dispose, colors=colors)
    File "&lt;string&gt;", line 2, in write_gif
    File "C:\Python34\lib\site-packages\moviepy-0.2.1.8.12-py3.4.egg\moviepy\decorators.py", line 49, in requires_duration
      return f(clip, *a, **k)
    File "C:\Python34\lib\site-packages\moviepy-0.2.1.8.12-py3.4.egg\moviepy\video\io\gif_writers.py", line 186, in write_gif
      stdout=sp.PIPE)
    File "C:\Python34\lib\subprocess.py", line 848, in __init__
      restore_signals, start_new_session)
    File "C:\Python34\lib\subprocess.py", line 1104, in _execute_child
      startupinfo)
  PermissionError: [WinError 5] Access is denied
  </code></pre>
  
  <p>I moved the script to another folder and partition, running moviepy dependancies and python as admin, turning off UAC still gives me error</p>