Public APIs for Video. More...

Macros
Stateful codec controls IDs
#define	VIDEO_CID_CODEC_CLASS_BASE 0x00990900

Camera class controls IDs
#define	VIDEO_CID_CAMERA_CLASS_BASE 0x009a0900

#define	VIDEO_CID_ZOOM_ABSOLUTE (VIDEO_CID_CAMERA_CLASS_BASE + 13)
	Amount of optical zoom applied through to the camera optics.

Camera Flash class control IDs
#define	VIDEO_CID_FLASH_CLASS_BASE 0x009c0900

JPEG class control IDs
#define	VIDEO_CID_JPEG_CLASS_BASE 0x009d0900

#define	VIDEO_CID_JPEG_COMPRESSION_QUALITY (VIDEO_CID_JPEG_CLASS_BASE + 3)
	Quality (Q) factor of the JPEG algorithm, also increasing the data size.

Image Source class control IDs
#define	VIDEO_CID_IMAGE_SOURCE_CLASS_BASE 0x009e0900

Image Processing class control IDs
#define	VIDEO_CID_IMAGE_PROC_CLASS_BASE 0x009f0900

#define	VIDEO_CID_PIXEL_RATE (VIDEO_CID_IMAGE_PROC_CLASS_BASE + 2)
	Pixel rate (pixels/second) in the device's pixel array.

#define	VIDEO_CID_TEST_PATTERN (VIDEO_CID_IMAGE_PROC_CLASS_BASE + 3)
	Selection of the type of test pattern to represent.

Vendor-specific class control IDs
#define	VIDEO_CID_PRIVATE_BASE 0x08000000

Base class control IDs
#define	VIDEO_CID_BASE 0x00980900

#define	VIDEO_CID_BRIGHTNESS (VIDEO_CID_BASE + 0)
	Amount of perceived light of the image, the luma (Y') value.

#define	VIDEO_CID_CONTRAST (VIDEO_CID_BASE + 1)
	Amount of difference between the bright colors and dark colors.

#define	VIDEO_CID_SATURATION (VIDEO_CID_BASE + 2)
	Colorfulness of the image while preserving its brightness.

#define	VIDEO_CID_HUE (VIDEO_CID_BASE + 3)
	Shift in the tint of every colors, clockwise in a RGB color wheel.

#define	VIDEO_CID_EXPOSURE (VIDEO_CID_BASE + 17)
	Amount of time an image sensor is exposed to light, affecting the brightness.

#define	VIDEO_CID_GAIN (VIDEO_CID_BASE + 19)
	Amount of amplification performed to each pixel electrical signal, affecting the brightness.

#define	VIDEO_CID_HFLIP (VIDEO_CID_BASE + 20)
	Flip the image horizontally: the left side becomes the right side.

#define	VIDEO_CID_VFLIP (VIDEO_CID_BASE + 21)
	Flip the image vertically: the top side becomes the bottom side.

#define	VIDEO_CID_POWER_LINE_FREQUENCY (VIDEO_CID_BASE + 24)
	Frequency of the power line to compensate for, avoiding flicker due to artificial lighting.

#define	VIDEO_CID_WHITE_BALANCE_TEMPERATURE (VIDEO_CID_BASE + 26)
	Balance of colors in direction of blue (cold) or red (warm)

enum	video_power_line_frequency { VIDEO_CID_POWER_LINE_FREQUENCY_DISABLED = 0 , VIDEO_CID_POWER_LINE_FREQUENCY_50HZ = 1 , VIDEO_CID_POWER_LINE_FREQUENCY_60HZ = 2 , VIDEO_CID_POWER_LINE_FREQUENCY_AUTO = 3 }

Detailed Description

Public APIs for Video.

Macros