VideoCapture Properties

Gets or sets a memory address allocated by AllocMemory.

Gets or sets the byte length of the allocated memory

exposure control done by camera, user can adjust refernce level using this feature [CV_CAP_PROP_AUTO_EXPOSURE]

Gets or sets brightness of image (only for cameras)

Gets the capture type (File or Camera)

Gets or sets contrast of image (only for cameras)

Boolean flags indicating whether images should be converted to RGB

Native pointer of OpenCV structure

Gets or sets a handle which allocates using cvSetData.

Exposure (only for cameras)

The format of the Mat objects returned by retrieve()

Gets or sets 4-character code of codec

Gets or sets frame rate

Gets number of frames in video file

Gets or sets height of frames in the video stream

Gets or sets width of frames in the video stream

Gain of the image (only for cameras)

default is 1 [CV_CAP_GSTREAMER_QUEUE_LENGTH]

Gets or sets hue of image (only for cameras)

Gets a value indicating whether this instance has been disposed.

Gets or sets a value indicating whether you permit disposing this instance.

A backend-specific value indicating the current capture mode

in mm [CV_CAP_PROP_OPENNI_BASELINE]

[CV_CAP_OPENNI_DEPTH_GENERATOR_BASELINE]

[CV_CAP_OPENNI_DEPTH_GENERATOR_FOCAL_LENGTH]

[CV_CAP_OPENNI_DEPTH_GENERATOR_REGISTRATION_ON]

in pixels [CV_CAP_PROP_OPENNI_FOCAL_LENGTH]

in mm [CV_CAP_PROP_OPENNI_FRAME_MAX_DEPTH]

[CV_CAP_OPENNI_IMAGE_GENERATOR_OUTPUT_MODE]

[CV_CAP_PROP_OPENNI_OUTPUT_MODE]

flag that synchronizes the remapping depth map to image map by changing depth generator's view point (if the flag is "on") or sets this view point to its normal one (if the flag is "off"). [CV_CAP_PROP_OPENNI_REGISTRATION]

Gets or sets relative position of video file

Gets or sets 0-based index of the frame to be decoded/captured next

Gets or sets film current position in milliseconds or video capture timestamp

ip for anable multicast master mode. 0 for disable multicast [CV_CAP_PROP_PVAPI_MULTICASTIP]

TOWRITE (note: only supported by DC1394 v 2.x backend currently)

Gets or sets saturation of image (only for cameras)

[CV_CAP_PROP_TEMPERATURE]

Automatic exposure/gain [CV_CAP_PROP_XI_AEAG]

default is 1 [CV_CAP_PROP_XI_AEAG_LEVEL]

Maximum limit of exposure in AEAG procedure [CV_CAP_PROP_XI_AE_MAX_LIMIT]

Maximum limit of gain in AEAG procedure [CV_CAP_PROP_XI_AG_MAX_LIMIT]

Automatic white balance [CV_CAP_PROP_XI_AUTO_WB]

Output data format. [CV_CAP_PROP_XI_DATA_FORMAT]

Change image resolution by binning or skipping. [CV_CAP_PROP_XI_DOWNSAMPLING]

Exposure priority (0.5 - exposure 50%, gain 50%). [CV_CAP_PROP_XI_EXP_PRIORITY]

Get general purpose level [CV_CAP_PROP_XI_GPI_LEVEL]

Set general purpose input mode [CV_CAP_PROP_XI_GPI_MODE]

Selects general purpose input [CV_CAP_PROP_XI_GPI_SELECTOR]

Set general purpose output mode [CV_CAP_PROP_XI_GPO_MODE]

Selects general purpose output [CV_CAP_PROP_XI_GPO_SELECTOR]

Define camera signalling LED functionality [CV_CAP_PROP_XI_LED_MODE]

Selects camera signalling LED [CV_CAP_PROP_XI_LED_SELECTOR]

Calculates White Balance(must be called during acquisition) [CV_CAP_PROP_XI_MANUAL_WB]

Horizontal offset from the origin to the area of interest (in pixels). [CV_CAP_PROP_XI_OFFSET_X]

Vertical offset from the origin to the area of interest (in pixels). [CV_CAP_PROP_XI_OFFSET_Y]

default is 1 [CV_CAP_PROP_XI_TIMEOUT]

Generates an internal trigger. PRM_TRG_SOURCE must be set to TRG_SOFTWARE. [CV_CAP_PROP_XI_TRG_SOFTWARE]

Defines source of trigger. [CV_CAP_PROP_XI_TRG_SOURCE]