writer.log

ffmpeg version 2.0.1 Copyright (c) 2000-2013 the FFmpeg developers
  built on Aug 11 2013 14:52:28 with gcc 4.8.1 (GCC) 20130725 (prerelease)
  configuration: --prefix=/usr --disable-debug --disable-static --enable-avresample --enable-dxva2 --enable-fontconfig --enable-gpl --enable-libass --enable-libbluray --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libv4l2 --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxvid --enable-pic --enable-postproc --enable-runtime-cpudetect --enable-shared --enable-swresample --enable-vdpau --enable-version3 --enable-x11grab
  libavutil      52. 38.100 / 52. 38.100
  libavcodec     55. 18.102 / 55. 18.102
  libavformat    55. 12.100 / 55. 12.100
  libavdevice    55.  3.100 / 55.  3.100
  libavfilter     3. 79.101 /  3. 79.101
  libavresample   1.  1.  0 /  1.  1.  0
  libswscale      2.  3.100 /  2.  3.100
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  3.100 / 52.  3.100
Input #0, rawvideo, from 'pipe:':
  Duration: N/A, start: 0.000000, bitrate: 453600 kb/s
    Stream #0:0: Video: rawvideo (RGBA / 0x41424752), rgba, 1050x900, 453600 kb/s, 15 tbr, 15 tbn, 15 tbc
Output #0, mp4, to 'double_pendulum.mp4':
  Metadata:
    encoder         : Lavf55.12.100
    Stream #0:0: Video: mpeg4 ( [0][0][0] / 0x0020), yuv420p, 1050x900, q=2-31, 200 kb/s, 15360 tbn, 15 tbc
Stream mapping:
  Stream #0:0 -> #0:0 (rawvideo -> mpeg4)
[swscaler @ 0x184a920] Warning: data is not aligned! This can lead to a speedloss
frame=    4 fps=0.0 q=6.5 size=    1344kB time=00:00:00.26 bitrate=41281.9kbits/s    
frame=    6 fps=4.0 q=11.7 size=    1683kB time=00:00:00.40 bitrate=34476.9kbits/s    
frame=    7 fps=3.2 q=14.5 size=    1797kB time=00:00:00.46 bitrate=31542.4kbits/s    
frame=    9 fps=3.0 q=20.3 size=    1985kB time=00:00:00.60 bitrate=27108.4kbits/s    
frame=   11 fps=2.9 q=26.2 size=    2142kB time=00:00:00.73 bitrate=23924.0kbits/s    
frame=   12 fps=2.7 q=29.2 size=    2199kB time=00:00:00.80 bitrate=22513.8kbits/s    
frame=   14 fps=2.7 q=31.0 size=    2343kB time=00:00:00.93 bitrate=20560.9kbits/s    
frame=   16 fps=2.7 q=31.0 size=    2462kB time=00:00:01.06 bitrate=18906.1kbits/s    
frame=   17 fps=2.6 q=31.0 size=    2517kB time=00:00:01.13 bitrate=18196.5kbits/s    
frame=   19 fps=2.6 q=31.0 size=    2625kB time=00:00:01.26 bitrate=16978.9kbits/s    
frame=   21 fps=2.6 q=31.0 size=    2737kB time=00:00:01.40 bitrate=16016.2kbits/s    
frame=   22 fps=2.5 q=31.0 size=    2793kB time=00:00:01.46 bitrate=15599.2kbits/s    
frame=   24 fps=2.5 q=24.8 size=    2959kB time=00:00:01.60 bitrate=15149.4kbits/s    
frame=   26 fps=2.5 q=24.8 size=    3128kB time=00:00:01.73 bitrate=14785.4kbits/s    
frame=   27 fps=2.5 q=24.8 size=    3213kB time=00:00:01.80 bitrate=14620.7kbits/s    
frame=   29 fps=2.5 q=24.8 size=    3377kB time=00:00:01.93 bitrate=14310.2kbits/s    
frame=   31 fps=2.5 q=24.8 size=    3548kB time=00:00:02.06 bitrate=14064.0kbits/s    
frame=   32 fps=2.4 q=24.8 size=    3631kB time=00:00:02.13 bitrate=13944.4kbits/s    
Invalid buffer size, packet size 2440992 < expected frame_size 3780000
Error while decoding stream #0:0: Invalid argument
frame=   32 fps=2.3 q=24.8 Lsize=    3632kB time=00:00:02.13 bitrate=13948.3kbits/s    
video:3631kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.027807%
$HOME=/home/vlad
matplotlib data path /usr/lib/python2.7/site-packages/matplotlib/mpl-data
loaded rc file /home/vlad/.config/matplotlib/matplotlibrc
matplotlib version 1.3.0
verbose.level debug
interactive is False
platform is linux2
loaded modules: <dictionary-keyiterator object at 0x2509100>
CACHEDIR=/home/vlad/.cache/matplotlib
Using fontManager instance from /home/vlad/.cache/matplotlib/fontList.cache
backend GTKAgg version 2.24.0
Animation.save using <class 'matplotlib.animation.FFMpegWriter'>
MovieWriter.run: running command: ffmpeg -f rawvideo -vcodec rawvideo -s 1050x900 -pix_fmt rgba -r 15 -i pipe: -vcodec mpeg4 -y double_pendulum.mp4
MovieWriter.grab_frame: Grabbing frame.
findfont: Matching :family=sans-serif:style=normal:variant=normal:weight=normal:stretch=normal:size=medium to Bitstream Vera Sans (/usr/lib/python2.7/site-packages/matplotlib/mpl-data/fonts/ttf/Vera.ttf) with score of 0.000000
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter.grab_frame: Grabbing frame.
MovieWriter -- Command stdout:
None
MovieWriter -- Command stderr:
None