vidsrc 2018.8.15

Video Frameserver for Numpy

Read frames from video file as numpy array via DirectShow IMediaDet interface.

Author:

Christoph Gohlke

Organization:

Laboratory for Fluorescence Dynamics. University of California, Irvine

Version:

2018.8.15

Requirements

• CPython 2.7 or 3.5+

• Numpy 1.14

• Microsoft Visual Studio (build)

• DirectX 9.0c SDK (build)

• DirectShow BaseClasses include files (build)

• DirectShow STRMBASE.lib (build)

Notes

The DirectShow IMediaDet interface is deprecated and may be removed from future releases of Windows (https://docs.microsoft.com/en-us/windows/desktop/directshow/imediadet).

Example

>>> from vidsrc import VideoSource
>>> video = VideoSource('test.avi', grayscale=False)
>>> len(video)  # number of frames in video
48
>>> video.duration  # length in s
1.6016
>>> video.framerate  # frames per second
29.970089850329373
>>> video.shape  # frames, height, width, color channels
(48, 64, 64, 3)
>>> frame = video[0]  # access first frame
>>> frame = video[-1]  # access last frame
>>> for frame in video:
...     pass  # do_something_with(frame)