[INFO   ] Logger: Record log in /root/.kivy/logs/kivy_16-09-06_7.txt
[INFO   ] Kivy: v1.9.2-dev0
[INFO   ] Python: v2.7.9 (default, Mar  8 2015, 00:52:26) 
[GCC 4.9.2]
[INFO   ] Factory: 193 symbols loaded
[INFO   ] Image: Providers: img_tex, img_dds, img_gif, img_sdl2, img_pil (img_ffpyplayer ignored)
[INFO   ] Window: Provider: egl_rpi
[INFO   ] GL: OpenGL version <OpenGL ES 2.0>
[INFO   ] GL: OpenGL vendor <Broadcom>
[INFO   ] GL: OpenGL renderer <VideoCore IV HW>
[INFO   ] GL: OpenGL parsed version: 2, 0
[INFO   ] GL: Shading version <OpenGL ES GLSL ES 1.00>
[INFO   ] GL: Texture max size <2048>
[INFO   ] GL: Texture max units <8>
[INFO   ] Shader: fragment shader: <Compiled>
[INFO   ] Shader: vertex shader: <Compiled>
[INFO   ] Window: virtual keyboard not allowed, single mode, not docked
[CRITICAL] Camera: Unable to find any valuable Camera provider.
pygst - ImportError: No module named pygst
  File "/usr/local/lib/python2.7/dist-packages/kivy/core/__init__.py", line 59, in core_select_lib
    fromlist=[modulename], level=0)
  File "/usr/local/lib/python2.7/dist-packages/kivy/core/camera/camera_pygst.py", line 15, in <module>
    import pygst

opencv - ImportError: No module named cv
  File "/usr/local/lib/python2.7/dist-packages/kivy/core/__init__.py", line 59, in core_select_lib
    fromlist=[modulename], level=0)
  File "/usr/local/lib/python2.7/dist-packages/kivy/core/camera/camera_opencv.py", line 20, in <module>
    import cv

[INFO   ] Text: Provider: sdl2
[WARNING] stderr: 
[WARNING] stderr: Traceback (most recent call last):
[WARNING] stderr:   File "/root/kivy/examples/camera/main.py", line 39, in <module>
[WARNING] stderr:     TestCamera().run()
[WARNING] stderr:   File "/usr/local/lib/python2.7/dist-packages/kivy/app.py", line 802, in run
[WARNING] stderr:     root = self.build()
[WARNING] stderr:   File "/root/kivy/examples/camera/main.py", line 37, in build
[WARNING] stderr:     return Builder.load_string(kv)
[WARNING] stderr:   File "/usr/local/lib/python2.7/dist-packages/kivy/lang/builder.py", line 380, in load_string
[WARNING] stderr:     self._apply_rule(widget, parser.root, parser.root)
[WARNING] stderr:   File "/usr/local/lib/python2.7/dist-packages/kivy/lang/builder.py", line 610, in _apply_rule
[WARNING] stderr:     e), cause=tb)
[WARNING] stderr: BuilderException: Parser: File "<inline>", line 6:
[WARNING] stderr: ...
[WARNING] stderr:       4:    Camera:
[WARNING] stderr:       5:        id: camera
[WARNING] stderr: >>    6:        resolution: (640, 480)
[WARNING] stderr:       7:        play: False
[WARNING] stderr:       8:    ToggleButton:
[WARNING] stderr: ...
[WARNING] stderr: TypeError: 'NoneType' object is not callable
[WARNING] stderr:   File "/usr/local/lib/python2.7/dist-packages/kivy/lang/builder.py", line 603, in _apply_rule
[WARNING] stderr:     setattr(widget_set, key, value)
[WARNING] stderr:   File "kivy/weakproxy.pyx", line 33, in kivy.weakproxy.WeakProxy.__setattr__ (kivy/weakproxy.c:1190)
[WARNING] stderr:   File "kivy/properties.pyx", line 410, in kivy.properties.Property.__set__ (kivy/properties.c:5026)
[WARNING] stderr:   File "kivy/properties.pyx", line 735, in kivy.properties.ListProperty.set (kivy/properties.c:11036)
[WARNING] stderr:   File "kivy/properties.pyx", line 448, in kivy.properties.Property.set (kivy/properties.c:5724)
[WARNING] stderr:   File "kivy/properties.pyx", line 503, in kivy.properties.Property.dispatch (kivy/properties.c:6373)
[WARNING] stderr:   File "kivy/_event.pyx", line 1225, in kivy._event.EventObservers.dispatch (kivy/_event.c:12813)
[WARNING] stderr:   File "kivy/_event.pyx", line 1131, in kivy._event.EventObservers._dispatch (kivy/_event.c:12112)
[WARNING] stderr:   File "/usr/local/lib/python2.7/dist-packages/kivy/uix/camera.py", line 103, in _on_index
[WARNING] stderr:     resolution=self.resolution, stopped=True)
[WARNING] stderr: