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# videoio. Media I/O

videoio provides easy interface to:

- Read video from camera or file and write video to a file.

- Reading and Writing Video
  - VideoCapture
  - VideoCapture::VideoCapture
  - VideoCapture::open
  - VideoCapture::isOpened
  - VideoCapture::release
  - VideoCapture::grab
  - VideoCapture::retrieve
  - VideoCapture::read
  - VideoCapture::get
  - VideoCapture::set
  - VideoWriter
  - VideoWriter::VideoWriter
  - ReleaseVideoWriter
  - VideoWriter::open
  - VideoWriter::isOpened
  - VideoWriter::write
  - VideoWriter::fourcc

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