Detailed Description

An ISC device represents a device that is attached or linked to the root I2C port.

Data Structures
struct	NvMediaISCAdvancedConfig
	Holds the description of the target I2C device. More...

struct	NvMediaISCExposureControl
	Exposure control structure. More...

struct	NvMediaISCWBGainControl
	Holds the white balance control structure. More...

struct	NvMediaISCEmbeddedDataBuffer
	Holds the embedded data buffer structure. More...

struct	NvMediaISCEmbeddedData
	Holds the embedded data structure. More...

struct	NvMediaISCModuleConfig
	Holds the ISC Module ISP configuration. More...

Macros
#define	NVMEDIA_ISC_TIMEOUT_INFINITE
	Infinite time-out. More...

Typedefs
typedef struct NvMediaISCExposureControl	NvMediaISCExposureControl
	Exposure control structure. More...

typedef struct NvMediaISCWBGainControl	NvMediaISCWBGainControl
	Holds the white balance control structure. More...

typedef struct NvMediaISCEmbeddedData	NvMediaISCEmbeddedData
	Holds the embedded data structure. More...

typedef struct NvMediaISCModuleConfig	NvMediaISCModuleConfig
	Holds the ISC Module ISP configuration. More...

Enumerations
enum	NvMediaISCExposureMode { NVMEDIA_ISC_EXPOSURE_MODE_LONG, NVMEDIA_ISC_EXPOSURE_MODE_SHORT, NVMEDIA_ISC_EXPOSURE_MODE_VERY_SHORT, NVMEDIA_ISC_EXPOSURE_MODE_MAX }
	Exposure mode. More...

enum	NvMediaISCPowerItems { NVMEDIA_ISC_PWR_AGGREGATOR, NVMEDIA_ISC_PWR_LINK_0, NVMEDIA_ISC_PWR_LINK_1, NVMEDIA_ISC_PWR_LINK_2, NVMEDIA_ISC_PWR_LINK_3 }
	ISC Power control items. More...

Functions
NvMediaISCDevice *	NvMediaISCDeviceCreate (NvMediaISCRootDevice rootDevice, uint32_t deviceAddressList, uint32_t numDevices, NvMediaISCDeviceDriver deviceDriver, NvMediaISCAdvancedConfig advancedConfig)
	Creates an NvMediaISCDevice object. More...

void	NvMediaISCDeviceDestroy (NvMediaISCDevice *device)
	Destroys an NvMediaISCDevice device. More...

NvMediaStatus	NvMediaISCCheckPresence (NvMediaISCDevice *device)
	Check that the device is present. More...

NvMediaStatus	NvMediaISCCheckLink (NvMediaISCDevice *device, uint32_t instanceNumber, uint32_t link)
	check the result of link detection of the numbered instance. More...

NvMediaStatus	NvMediaISCSetDefaults (NvMediaISCDevice *device)
	Sets defaults for the device. More...

NvMediaStatus	NvMediaISCSetDeviceConfig (NvMediaISCDevice *device, uint32_t enumeratedDeviceConfig)
	Sets enumerated device configuration to the device. More...

NvMediaStatus	NvMediaISCReadParameters (NvMediaISCDevice device, uint32_t parameterType, uint32_t parameterSize, void parameter)
	Reads device specific parameters. More...

NvMediaStatus	NvMediaISCWriteParameters (NvMediaISCDevice device, uint32_t parameterType, uint32_t parameterSize, void parameter)
	Writes device specific parameters. More...

NvMediaStatus	NvMediaISCParseEmbeddedData (NvMediaISCDevice device, uint32_t lineCount, uint32_t lineLength, uint8_t lineData[], struct NvMediaISCEmbeddedData parsedInformation)
	Parses embedded data in the captured image. More...

NvMediaStatus	NvMediaISCGetSensorFrameId (NvMediaISCDevice device, uint32_t lineCount, uint32_t lineLength, uint8_t lineData[], uint32_t sensorFrameId)
	Gets sensor frame ID from embedded data. More...

NvMediaStatus	NvMediaISCGetTemperature (NvMediaISCDevice device, float_t temperature)
	Gets a device temperature. More...

NvMediaStatus	NvMediaISCSetExposure (NvMediaISCDevice device, NvMediaISCExposureControl exposureControl)
	Sets exposure control parameters. More...

NvMediaStatus	NvMediaISCSetWBGain (NvMediaISCDevice device, NvMediaISCWBGainControl wbControl)
	Sets white balance control parameters. More...

NvMediaStatus	NvMediaISCReadRegister (NvMediaISCDevice device, uint32_t deviceIndex, uint32_t registerAddress, uint32_t dataByteNumber, uint8_t dataBuffer)
	Reads a device register. More...

NvMediaStatus	NvMediaISCWriteRegister (NvMediaISCDevice device, uint32_t deviceIndex, uint32_t registerAddress, uint32_t dataByteNumber, uint8_t dataBuffer)
	Reads a device register. More...

NvMediaStatus	NvMediaISCDumpRegisters (NvMediaISCDevice *device)
	Dumps all device register to the standard output. More...

NvMediaStatus	NvMediaISCGetErrorStatus (NvMediaISCDevice device, uint32_t parameterSize, void parameter)
	Gets error information about an ISC device. More...

NvMediaStatus	NvMediaISCRootDeviceRegisterCallback (NvMediaISCRootDevice device, int32_t sigNum, void(cbFunc)(void ), void context)
	Registers a callback function to handle error messages. More...

NvMediaStatus	NvMediaISCRootDevicePowerControl (NvMediaISCRootDevice *device, NvMediaISCPowerItems powerItem, NvMediaBool powerOn)
	Turns ON/OFF the power of a specific sub-device. More...

NvMediaStatus	NvMediaISCGetSensorAttr (NvMediaISCDevice device, NvMediaISCSensorAttrType type, uint32_t size, void attribute)
	Get sensor attribute. More...

NvMediaStatus	NvMediaISCGetModuleConfig (NvMediaISCDevice device, NvMediaISCModuleConfig moduleConfig)
	Gets the Module ISP configuration. More...

NvMediaStatus	NvMediaISCSetBracketedExposure (NvMediaISCDevice device, uint32_t numExposureControls, NvMediaISCExposureControl exposureControls)
	Sets bracketed exposure control parameters. More...

NvMediaStatus	NvMediaISCSetCompandingCurve (NvMediaISCDevice device, uint32_t numPoints, NvMediaPoint kneePoints)
	Sets the companding curve control parameters. More...

NvMediaStatus	NvMediaISCRootDeviceGetPowerStatus (NvMediaISCRootDevice device, NvMediaISCPowerItems powerItem, NvMediaBool powerStatus)
	Gets the power ON/OFF status of a specific sub-device. More...

NvMediaStatus	NvMediaISCRootDeviceEnableSync (NvMediaISCRootDevice *device, NvMediaBool enable)
	Enables or disables PWM for the external synchronization. More...

NvMediaStatus	NvMediaISCRootDeviceSetSyncConfig (NvMediaISCRootDevice *device, float_t freq, float_t dutyRatio)
	Sets the PWM frequency and duty. More...

NvMediaStatus	NvMediaISCRootDeviceGetSyncConfig (NvMediaISCRootDevice device, float_t freq, float_t *dutyRatio)
	Gets the PWM frequency and duty. More...

NvMediaStatus	NvMediaISCSetCharacterizationAttr (NvMediaISCDevice device, NvMediaISCSensorCharAttr type, uint32_t size, void attribute)
	Set sensor characterization attribute. More...

NvMediaStatus	NvMediaISCGetCharacterizationAttr (NvMediaISCDevice device, NvMediaISCSensorCharAttr type, uint32_t size, void attribute)
	Get sensor characterization attribute. More...

Macro Definition Documentation

#define NVMEDIA_ISC_TIMEOUT_INFINITE

Infinite time-out.

Definition at line 669 of file nvmedia_isc.h.

Typedef Documentation

typedef struct NvMediaISCEmbeddedData NvMediaISCEmbeddedData

Holds the embedded data structure.

typedef struct NvMediaISCExposureControl NvMediaISCExposureControl

Exposure control structure.

typedef struct NvMediaISCModuleConfig NvMediaISCModuleConfig

Holds the ISC Module ISP configuration.

typedef struct NvMediaISCWBGainControl NvMediaISCWBGainControl

Holds the white balance control structure.

Enumeration Type Documentation

enum NvMediaISCExposureMode

Exposure mode.

Enumerator
NVMEDIA_ISC_EXPOSURE_MODE_LONG	Long exposure mode.
NVMEDIA_ISC_EXPOSURE_MODE_SHORT	Short exposure mode.
NVMEDIA_ISC_EXPOSURE_MODE_VERY_SHORT	Very short exposure mode.
NVMEDIA_ISC_EXPOSURE_MODE_MAX	Exposure mode count.

Definition at line 901 of file nvmedia_isc.h.

enum NvMediaISCPowerItems

ISC Power control items.

Enumerator
NVMEDIA_ISC_PWR_AGGREGATOR	Aggregator Power.
NVMEDIA_ISC_PWR_LINK_0	LINK 0 Power.
NVMEDIA_ISC_PWR_LINK_1	LINK 1 PWR.
NVMEDIA_ISC_PWR_LINK_2	LINK 2 PWR.
NVMEDIA_ISC_PWR_LINK_3	LINK 3 PWR.

Definition at line 1118 of file nvmedia_isc.h.

Function Documentation

NvMediaStatus NvMediaISCCheckLink	(	NvMediaISCDevice *	device,
		uint32_t	instanceNumber,
		uint32_t	link
	)

check the result of link detection of the numbered instance.

Parameters

[in]	device	The device to use.
[in]	instanceNumber	The attached device's instance number.
[in]	link	The specific link defined by the device (optional).

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if the device is failed to detect the particular link.

NvMediaStatus NvMediaISCCheckPresence ( NvMediaISCDevice * device )

Check that the device is present.

Parameters

[in] device The device to use.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if the device is not present.

NvMediaISCDevice* NvMediaISCDeviceCreate	(	NvMediaISCRootDevice *	rootDevice,
		uint32_t *	deviceAddressList,
		uint32_t	numDevices,
		NvMediaISCDeviceDriver *	deviceDriver,
		NvMediaISCAdvancedConfig *	advancedConfig
	)

Creates an NvMediaISCDevice object.

Parameters

[in]	rootDevice	A pointer to the root device that you created with NvMediaISCRootDeviceCreate().
[in]	deviceAddressList	The list of I2C device addresses corresponding to this NvMediaISCDevice object
[in]	numDevices	The number of I2C addresses in the above list
[in]	deviceDriver	The driver structure that defines the behavior of the device.
[in]	advancedConfig	Advanced configuration.

Returns: device The new device's handle or NULL if unsuccessful.

void NvMediaISCDeviceDestroy ( NvMediaISCDevice * device )

Destroys an NvMediaISCDevice device.

Parameters

[in] device The device to destroy.

NvMediaStatus NvMediaISCDumpRegisters ( NvMediaISCDevice * device )

Dumps all device register to the standard output.

Parameters

[in] device The device to use.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCGetCharacterizationAttr	(	NvMediaISCDevice *	device,
		NvMediaISCSensorCharAttr	type,
		uint32_t	size,
		void *	attribute
	)

Get sensor characterization attribute.

Parameters

[in]	device	The device to use.
[in]	type	Sensor characterization attribute type.
[in]	size	Size of the attribute.
[out]	attribute	Sensor characterization attribute value.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if the input parameters are not valid.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported or the attribute is not supported by the device driver.
NVMEDIA_STATUS_ERROR if any other error occurred.

NvMediaStatus NvMediaISCGetErrorStatus	(	NvMediaISCDevice *	device,
		uint32_t	parameterSize,
		void *	parameter
	)

Gets error information about an ISC device.

Parameters

[in]	device	The device to use.
[in]	parameterSize	Size of the error information structure
[out]	parameter	Device specific error information structure

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCGetModuleConfig	(	NvMediaISCDevice *	device,
		NvMediaISCModuleConfig *	moduleConfig
	)

Gets the Module ISP configuration.

Parameters

[in]	device	A pointer to the device to use.
[out]	moduleConfig	A pointer to the module ISP configuration.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if any of the input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if any other error occurred.

NvMediaStatus NvMediaISCGetSensorAttr	(	NvMediaISCDevice *	device,
		NvMediaISCSensorAttrType	type,
		uint32_t	size,
		void *	attribute
	)

Get sensor attribute.

Parameters

[in]	device	The device to use.
[in]	type	Sensor attribute type.
[in]	size	Size of the attribute.
[out]	attribute	Sensor attribute value.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if the input parameters are not valid.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported or the attribute is not supported by the device driver.
NVMEDIA_STATUS_ERROR if any other error occurred.

NvMediaStatus NvMediaISCGetSensorFrameId	(	NvMediaISCDevice *	device,
		uint32_t	lineCount,
		uint32_t *	lineLength,
		uint8_t *	lineData[],
		uint32_t *	sensorFrameId
	)

Gets sensor frame ID from embedded data.

Parameters

[in]	device	The device to use.
[in]	lineCount	Number of lines to parse.
[in]	lineLength	Line length of each line in bytes.
[in]	lineData	Array of pointers containing the line data.
[out]	sensorFrameId	The sensor frame ID. This information is device-specific.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if the line information is invalid

NvMediaStatus NvMediaISCGetTemperature	(	NvMediaISCDevice *	device,
		float_t *	temperature
	)

Gets a device temperature.

Parameters

[in]	device	The device to use.
[out]	temperature	The device's temperature in Celsius.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occurred.

NvMediaStatus NvMediaISCParseEmbeddedData	(	NvMediaISCDevice *	device,
		uint32_t	lineCount,
		uint32_t *	lineLength,
		uint8_t *	lineData[],
		struct NvMediaISCEmbeddedData *	parsedInformation
	)

Parses embedded data in the captured image.

Parameters

[in]	device	The device to use.
[in]	lineCount	Number of lines to parse.
[in]	lineLength	Line length of each line in bytes.
[in]	lineData	Array of pointers containing the line data.
[out]	parsedInformation	Pointer to the parsed information structure. This information is device specific.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported. by the device driver.
NVMEDIA_STATUS_ERROR if the line information is invalid.

NvMediaStatus NvMediaISCReadParameters	(	NvMediaISCDevice *	device,
		uint32_t	parameterType,
		uint32_t	parameterSize,
		void *	parameter
	)

Reads device specific parameters.

This read is implemented in the device driver and the device driver's header file contains the definitions for the parameters.

Parameters

[in]	device	The device to use.
[in]	parameterType	Device specific parameter type.
[in]	parameterSize	Size of the parameter structure
[out]	parameter	Device specific parameter

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if a read error occurred.

NvMediaStatus NvMediaISCReadRegister	(	NvMediaISCDevice *	device,
		uint32_t	deviceIndex,
		uint32_t	registerAddress,
		uint32_t	dataByteNumber,
		uint8_t *	dataBuffer
	)

Reads a device register.

Parameters

[in]	device	The device to use.
[in]	deviceIndex	The index of the device address passed during NvMediaISCDeviceCreate.
[in]	registerAddress	The register address to read from.
[in]	dataByteNumber	Number of bytes to read.
[in]	dataBuffer	The data buffer to read to.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCRootDeviceEnableSync	(	NvMediaISCRootDevice *	device,
		NvMediaBool	enable
	)

Enables or disables PWM for the external synchronization.

Parameters

[in]	device	The root device to use.
[in]	enable	The PWM state. Possible values are: NVMEDIA_TRUE PWM is enabled. NVMEDIA_FALSE PWM is disabled.

Returns: NvMediaStatus The completion status of the operation. Possible values are:
NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if any of the input parameter is NULL.
NVMEDIA_STATUS_ERROR if other error occurred.

NvMediaStatus NvMediaISCRootDeviceGetPowerStatus	(	NvMediaISCRootDevice *	device,
		NvMediaISCPowerItems	powerItem,
		NvMediaBool *	powerStatus
	)

Gets the power ON/OFF status of a specific sub-device.

Parameters

[in]	device	The root device to use.
[in]	powerItem	The power item to get power status in the root device.
[in]	powerStatus	The power state of the power item provided Possible values are: NVMEDIA_TRUE power is on NVMEDIA_FALSE power is off

Returns: NvMediaStatus The completion status of the operation. Possible values are:
NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if any of the input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if any other error occurred.

NvMediaStatus NvMediaISCRootDeviceGetSyncConfig	(	NvMediaISCRootDevice *	device,
		float_t *	freq,
		float_t *	dutyRatio
	)

Gets the PWM frequency and duty.

Parameters

[in]	device	The root device to use.
[out]	freq	PWM frequency.
[out]	dutyRatio	High level ratio in one PWM period.

Returns: NvMediaStatus The completion status of the operation. Possible values are:
NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if any of the input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported.
NVMEDIA_STATUS_ERROR if other error occurred.

NvMediaStatus NvMediaISCRootDevicePowerControl	(	NvMediaISCRootDevice *	device,
		NvMediaISCPowerItems	powerItem,
		NvMediaBool	powerOn
	)

Turns ON/OFF the power of a specific sub-device.

Parameters

[in]	device	The root device to use.
[in]	powerItem	The power item to control the power in the root device.
[in]	powerOn	The power state after this call. Possible values are: NVMEDIA_TRUE turn power on NVMEDIA_FALSE turn power off

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCRootDeviceRegisterCallback	(	NvMediaISCRootDevice *	device,
		int32_t	sigNum,
		void()(void )	cbFunc,
		void *	context
	)

Registers a callback function to handle error messages.

Parameters

[in]	device	The root device to use.
[in]	sigNum	The signal number to use for notifying errors.
[in]	cbFunc	The callback function to handle the signal.
[in]	context	Can be used to store local context.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCRootDeviceSetSyncConfig	(	NvMediaISCRootDevice *	device,
		float_t	freq,
		float_t	dutyRatio
	)

Sets the PWM frequency and duty.

Parameters

[in]	device	The root device to use.
[in]	freq	PWM frequency.
[in]	dutyRatio	High level ratio in one PWM period.

Returns: NvMediaStatus The completion status of the operation. Possible values are:
NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if any of the input parameter is NULL.
NVMEDIA_STATUS_ERROR if other error occurred.

NvMediaStatus NvMediaISCSetBracketedExposure	(	NvMediaISCDevice *	device,
		uint32_t	numExposureControls,
		NvMediaISCExposureControl *	exposureControls
	)

Sets bracketed exposure control parameters.

Parameters

[in]	device	A pointer to the device to use.
[in]	numExposureControls	Number of entries in exposureControls array
[in]	exposureControls	An array of exposure control parameters.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCSetCharacterizationAttr	(	NvMediaISCDevice *	device,
		NvMediaISCSensorCharAttr	type,
		uint32_t	size,
		void *	attribute
	)

Set sensor characterization attribute.

Parameters

[in]	device	The device to use.
[in]	type	Sensor characterization attribute type.
[in]	size	Size of the attribute.
[out]	attribute	Sensor characterization attribute value.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK
NVMEDIA_STATUS_BAD_PARAMETER if the input parameters are not valid.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported or the attribute is not supported by the device driver.
NVMEDIA_STATUS_ERROR if any other error occurred.

NvMediaStatus NvMediaISCSetCompandingCurve	(	NvMediaISCDevice *	device,
		uint32_t	numPoints,
		NvMediaPoint *	kneePoints
	)

Sets the companding curve control parameters.

Parameters

[in]	device	A pointer to the device to use.
[in]	numPoints	Number of points in the kneePoints array
[in]	kneePoints	An array of points

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCSetDefaults ( NvMediaISCDevice * device )

Sets defaults for the device.

Parameters

[in] device The device to use.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCSetDeviceConfig	(	NvMediaISCDevice *	device,
		uint32_t	enumeratedDeviceConfig
	)

Sets enumerated device configuration to the device.

This configuration is device specific and it is defined in the device driver's header file.

Parameters

[in]	device	The device to use.
[in]	enumeratedDeviceConfig	Configuration number.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCSetExposure	(	NvMediaISCDevice *	device,
		NvMediaISCExposureControl *	exposureControl
	)

Sets exposure control parameters.

Parameters

[in]	device	A pointer to the device to use.
[out]	exposureControl	A pointer to exposure control parameters.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCSetWBGain	(	NvMediaISCDevice *	device,
		NvMediaISCWBGainControl *	wbControl
	)

Sets white balance control parameters.

Parameters

[in]	device	The device to use.
[out]	wbControl	White Balance control parameters.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NvMediaStatus NvMediaISCWriteParameters	(	NvMediaISCDevice *	device,
		uint32_t	parameterType,
		uint32_t	parameterSize,
		void *	parameter
	)

Writes device specific parameters.

This write is implemented in the device driver and the device driver's header file contains the definitions for the parameters.

Parameters

[in]	device	The device to use.
[in]	parameterType	Device specific parameter type.
[in]	parameterSize	Size of the parameter structure
[in]	parameter	Device specific parameter.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occurred.

NvMediaStatus NvMediaISCWriteRegister	(	NvMediaISCDevice *	device,
		uint32_t	deviceIndex,
		uint32_t	registerAddress,
		uint32_t	dataByteNumber,
		uint8_t *	dataBuffer
	)

Reads a device register.

Parameters

[in]	device	The device to use.
[in]	deviceIndex	The index of the device address passed during NvMediaISCDeviceCreate.
[in]	registerAddress	The register address to write to.
[in]	dataByteNumber	Number of bytes to write.
[in]	dataBuffer	The data buffer to be written to the register.

Returns

NvMediaStatus The completion status of the operation. Possible values are:

NVMEDIA_STATUS_OK if successful.
NVMEDIA_STATUS_BAD_PARAMETER if an input parameter is NULL.
NVMEDIA_STATUS_NOT_SUPPORTED if the functionality is not supported by the device driver.
NVMEDIA_STATUS_ERROR if some other error occured.

NVIDIA DRIVE 5.0 Linux SDK API Reference

5.0.10.3 Release

Detailed Description

Data Structures

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Enumerations

Functions

Macro Definition Documentation

Typedef Documentation

Enumeration Type Documentation

Function Documentation