Get/set the current value. For boolean controls 0 and 1 are the only possible values. For choice controls 0 represents the first option. Set method re

* Prints a generic error message to stderr. */

* Given a handle returns the corresponding file descriptor. * * The function returns a file descriptor that can be used for low level operations out

* Acquire a mutex. * * This function is identical to pthread_mutex_lock except that it has different * return values and supports some debug flags

* Release a mutex. * * This function is identical to pthread_mutex_unlock except that it has different * return values and supports some debug fla

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Return true is the change has been applied, or false otherwise

* Copies a variable-length string to the part of an enumeration buffer that is * reserved for dynamic data. * * This function is used by the enumer

0 - top-left origin, 1 - bottom-left origin (Windows bitmaps style)

* Sets the last system error for the given handle. */

Reserves an area for the X11 window 'w' in one of the sides of the desktop depending on the value of 'where'. If 'where== NON_DOCKED' or area== 0 then

From libdc1394, which on turn was based on OpenCV's Bayer decoding */

convert bayer raw data to rgb24 * args: * pBay: pointer to buffer containing Raw bayer data data * pRGB24: pointer to buffer containing rgb

* Enumerates all controls supported by the given device. * * If the buffer is not large enough, #C_BUFFER_TOO_SMALL is returned and * the \a size p

Get its native value (KeySym on X11, virtual key codes)

* Retrieves the value of a given V4L2 control. */

Return timestamp in ms

* Clean up resources. * This method should be called when the library is no longer used. */

* Create a libwebcam control from a V4L2 control. * * If necessary, further information is requested by this function, e.g. in the case * of a choi

* Searches the device list for the device with the given name. */

* Open the V4L2 device node with the given name. * * @param device_name A device name as accepted by c_open_device() * * @return * - 0 if the d

Given a steped range and a desired value, selects a value within the range as near as possible to the desired value

* Changes the value of a given V4L2 control. */

Creation