VideoCodecs

Current position of the video file in milliseconds.

0-based index of the frame to be decoded/captured next.

Relative position of the video file: 0=start of the film, 1=end of the film.

Width of the frames in the video stream.

Height of the frames in the video stream.

Frame rate.

4-character code of codec.

Number of frames in the video file.

Format of the Mat objects returned by VideoCapture::retrieve().

Backend-specific value indicating the current capture mode.

Brightness of the image (only for cameras).

Contrast of the image (only for cameras).

Saturation of the image (only for cameras).

Hue of the image (only for cameras).

Gain of the image (only for cameras).

Exposure (only for cameras).

Boolean flags indicating whether images should be converted to RGB.

Currently unsupported.

Rectification flag for stereo cameras (note: only supported by DC1394 v 2.x backend currently).

DC1394: exposure control done by camera, user can adjust reference level using this feature.

Pop up video/camera filter dialog (note: only supported by DSHOW backend currently. Property value is ignored)

Any property we need. Meaning of this property depends on the backend.

Auto detect == 0

Video For Windows (platform native)

V4L/V4L2 capturing support via libv4l

Same as CAP_V4L

IEEE 1394 drivers

Same as CAP_FIREWIRE

Same as CAP_FIREWIRE

Same as CAP_FIREWIRE

Same as CAP_FIREWIRE

QuickTime

Unicap drivers

DirectShow (via videoInput)

PvAPI, Prosilica GigE SDK

OpenNI (for Kinect)

OpenNI (for Asus Xtion)

Android - not used

XIMEA Camera API

AVFoundation framework for iOS (OS X Lion will have the same API)

Smartek Giganetix GigEVisionSDK

Microsoft Media Foundation (via videoInput)

Microsoft Windows Runtime using Media Foundation

Intel Perceptual Computing SDK

OpenNI2 (for Kinect)

OpenNI2 (for Asus Xtion and Occipital Structure sensors)

gPhoto2 connection

GStreamer

Open and record video file or stream using the FFMPEG library

Image Sequence (e.g. img_%02d.jpg)