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cresample
Xilinx SDK Drivers API Documentation
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Data Structures | |
struct | XCresample_Config |
This typedef contains configuration information for a Video device. More... | |
struct | XCresample |
The XCresample driver instance data structure. More... | |
struct | XHorizontal_Coeffs |
The XCoeffs is a structure contains predefined fixed coefficient values for Horizontal filter of two phases (phase 0 and phase 1). More... | |
struct | XVertical_Coeffs |
The XCoeffs is a structure contains predefined fixed coefficient values for Vertical filter of two phases (phase 0 and phase 1). More... | |
Macros | |
#define | XCRESAMPLE_H_ |
Prevent circular inclusions by using protection macros. More... | |
#define | XCresample_Enable(InstancePtr) |
This macro enables the Chroma Resampler core. More... | |
#define | XCresample_Disable(InstancePtr) |
This macro disables the Chroma Resampler core. More... | |
#define | XCresample_Start XCresample_Enable |
This macro enables/starts the Chroma Resampler core. More... | |
#define | XCresample_Stop XCresample_Disable |
This macro disables/stops the Chroma Resampler core. More... | |
#define | XCresample_RegUpdateEnable(InstancePtr) |
This macro commits all the register value changes made so far by the software to the Chroma Resampler core. More... | |
#define | XCresample_RegUpdateDisable(InstancePtr) |
This macro prevents the Chroma Resampler core from committing recent changes made so far by the software. More... | |
#define | XCresample_SyncReset(InstancePtr) |
This macro resets a Chroma Resampler core instance, but differs from XCresample_Reset() in that it automatically synchronizes to the SOF input of the core to prevent tearing. More... | |
#define | XCresample_Reset(InstancePtr) |
This macro resets the Chroma Resampler core. More... | |
#define | XCresample_IntrEnable(InstancePtr, IntrType) |
This macro enables individual interrupts of the Cresample core by updating the IRQ_ENABLE register. More... | |
#define | XCresample_IntrDisable(InstancePtr, IntrType) |
This macro disables individual interrupts of the Cresample core by updating the IRQ_ENABLE register. More... | |
#define | XCresample_StatusGetPending(InstancePtr) |
This macro returns the pending interrupt status of the Cresample core read from the Status register. More... | |
#define | XCresample_IntrGetPending(InstancePtr) |
This macro returns the pending interrupts of the Cresample core for the interrupts that have been enabled. More... | |
#define | XCresample_IntrClear(InstancePtr, IntrType) |
This macro clears/acknowledges pending interrupts of the Cresample core in the Status register. More... | |
#define | XCRESAMPLE_HW_H_ |
Prevent circular inclusions by using protection macros. More... | |
#define | XCRE_ACTIVE_SIZE_OFFSET 0x0020 |
Horizontal and vertical active frame size. More... | |
#define | XCRE_ENCODING_OFFSET 0x0028 |
Frame encoding. More... | |
#define | XCRE_COEF00_HPHASE0_OFFSET 0x0100 |
Coefficient 00 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF01_HPHASE0_OFFSET 0x0104 |
Coefficient 01 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF02_HPHASE0_OFFSET 0x0108 |
Coefficient 02 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF03_HPHASE0_OFFSET 0x010C |
Coefficient 03 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF04_HPHASE0_OFFSET 0x0110 |
Coefficient 04 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF05_HPHASE0_OFFSET 0x0114 |
Coefficient 05 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF06_HPHASE0_OFFSET 0x0118 |
Coefficient 06 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF07_HPHASE0_OFFSET 0x011C |
Coefficient 07 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF08_HPHASE0_OFFSET 0x0120 |
Coefficient 08 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF09_HPHASE0_OFFSET 0x0124 |
Coefficient 09 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF10_HPHASE0_OFFSET 0x0128 |
Coefficient 10 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF11_HPHASE0_OFFSET 0x012C |
Coefficient 11 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF12_HPHASE0_OFFSET 0x0130 |
Coefficient 12 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF13_HPHASE0_OFFSET 0x0134 |
Coefficient 13 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF14_HPHASE0_OFFSET 0x0138 |
Coefficient 14 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF15_HPHASE0_OFFSET 0x013C |
Coefficient 15 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF16_HPHASE0_OFFSET 0x0140 |
Coefficient 16 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF17_HPHASE0_OFFSET 0x0144 |
Coefficient 17 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF18_HPHASE0_OFFSET 0x0148 |
Coefficient 18 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF19_HPHASE0_OFFSET 0x014C |
Coefficient 19 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF20_HPHASE0_OFFSET 0x0150 |
Coefficient 20 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF21_HPHASE0_OFFSET 0x0154 |
Coefficient 21 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF22_HPHASE0_OFFSET 0x0158 |
Coefficient 22 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF23_HPHASE0_OFFSET 0x015C |
Coefficient 23 of horizontal phase 0 filter. More... | |
#define | XCRE_COEF00_HPHASE1_OFFSET 0x0160 |
Coefficient 00 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF01_HPHASE1_OFFSET 0x0164 |
Coefficient 01 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF02_HPHASE1_OFFSET 0x0168 |
Coefficient 02 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF03_HPHASE1_OFFSET 0x016C |
Coefficient 03 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF04_HPHASE1_OFFSET 0x0170 |
Coefficient 04 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF05_HPHASE1_OFFSET 0x0174 |
Coefficient 05 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF06_HPHASE1_OFFSET 0x0178 |
Coefficient 06 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF07_HPHASE1_OFFSET 0x017C |
Coefficient 07 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF08_HPHASE1_OFFSET 0x0180 |
Coefficient 08 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF09_HPHASE1_OFFSET 0x0184 |
Coefficient 09 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF10_HPHASE1_OFFSET 0x0188 |
Coefficient 10 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF11_HPHASE1_OFFSET 0x018C |
Coefficient 11 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF12_HPHASE1_OFFSET 0x0190 |
Coefficient 12 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF13_HPHASE1_OFFSET 0x0194 |
Coefficient 13 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF14_HPHASE1_OFFSET 0x0198 |
Coefficient 14 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF15_HPHASE1_OFFSET 0x019C |
Coefficient 15 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF16_HPHASE1_OFFSET 0x01A0 |
Coefficient 16 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF17_HPHASE1_OFFSET 0x01A4 |
Coefficient 17 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF18_HPHASE1_OFFSET 0x01A8 |
Coefficient 18 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF19_HPHASE1_OFFSET 0x01AC |
Coefficient 19 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF20_HPHASE1_OFFSET 0x01B0 |
Coefficient 20 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF21_HPHASE1_OFFSET 0x01B4 |
Coefficient 21 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF22_HPHASE1_OFFSET 0x01B8 |
Coefficient 22 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF23_HPHASE1_OFFSET 0x01BC |
Coefficient 23 of horizontal phase 1 filter. More... | |
#define | XCRE_COEF00_VPHASE0_OFFSET 0x01C0 |
Coefficient 00 of vertical phase 0 filter. More... | |
#define | XCRE_COEF01_VPHASE0_OFFSET 0x01C4 |
Coefficient 01 of vertical phase 0 filter. More... | |
#define | XCRE_COEF02_VPHASE0_OFFSET 0x01C8 |
Coefficient 02 of vertical phase 0 filter. More... | |
#define | XCRE_COEF03_VPHASE0_OFFSET 0x01CC |
Coefficient 03 of vertical phase 0 filter. More... | |
#define | XCRE_COEF04_VPHASE0_OFFSET 0x01D0 |
Coefficient 04 of vertical phase 0 filter. More... | |
#define | XCRE_COEF05_VPHASE0_OFFSET 0x01D4 |
Coefficient 05 of vertical phase 0 filter. More... | |
#define | XCRE_COEF06_VPHASE0_OFFSET 0x01D8 |
Coefficient 06 of vertical phase 0 filter. More... | |
#define | XCRE_COEF07_VPHASE0_OFFSET 0x01DC |
Coefficient 07 of vertical phase 0 filter. More... | |
#define | XCRE_COEF00_VPHASE1_OFFSET 0x01E0 |
Coefficient 00 of vertical phase 1 filter. More... | |
#define | XCRE_COEF01_VPHASE1_OFFSET 0x01E4 |
Coefficient 01 of vertical phase 1 filter. More... | |
#define | XCRE_COEF02_VPHASE1_OFFSET 0x01E8 |
Coefficient 02 of vertical phase 1 filter. More... | |
#define | XCRE_COEF03_VPHASE1_OFFSET 0x01EC |
Coefficient 03 of vertical phase 1 filter. More... | |
#define | XCRE_COEF04_VPHASE1_OFFSET 0x01F0 |
Coefficient 04 of vertical phase 1 filter. More... | |
#define | XCRE_COEF05_VPHASE1_OFFSET 0x01F4 |
Coefficient 05 of vertical phase 1 filter. More... | |
#define | XCRE_COEF06_VPHASE1_OFFSET 0x01F8 |
Coefficient 06 of vertical phase 1 filter. More... | |
#define | XCRE_COEF07_VPHASE1_OFFSET 0x01FC |
Coefficient 07 of vertical phase 1 filter. More... | |
Typedefs | |
typedef void(* | XCresample_CallBack) (void *CallBackRef) |
Callback type for all interrupts except error interrupt. More... | |
typedef void(* | XCresample_ErrorCallBack) (void *CallBackRef, u32 ErrorMask) |
Callback type for Error interrupt. More... | |
Functions | |
int | XCresample_CfgInitialize (XCresample *InstancePtr, XCresample_Config *CfgPtr, u32 EffectiveAddr) |
This function initializes the Cresample core. More... | |
void | XCresample_EnableDbgByPass (XCresample *InstancePtr) |
This function enables the bypass mode by setting bypass bit of the Control register to switch the core to bypass mode if debug feature is enabled in the core. More... | |
int | XCresample_IsDbgByPassEnabled (XCresample *InstancePtr) |
This function returns the current bypass mode settings from Control register of the Chroma Resampler core. More... | |
void | XCresample_DisableDbgBypass (XCresample *InstancePtr) |
This function disables bypass mode of the Chroma Resampler core. More... | |
void | XCresample_EnableDbgTestPattern (XCresample *InstancePtr) |
This function enables the test-pattern mode if debug feature is enabled by setting test-pattern bit of the Control register of the Chroma Resampler core. More... | |
int | XCresample_IsDbgTestPatternEnabled (XCresample *InstancePtr) |
This function returns the test-pattern mode (enabled or not) from Control register of the Chroma Resampler core. More... | |
void | XCresample_DisableDbgTestPattern (XCresample *InstancePtr) |
This function disables debug test pattern mode in Control register of the Chroma Resampler core, if Debug feature is enabled. More... | |
u32 | XCresample_GetVersion (XCresample *InstancePtr) |
This function returns the version of the Chroma Resampler core. More... | |
u32 | XCresample_GetDbgFrameCount (XCresample *InstancePtr) |
This function returns the number of frames processed since power-up or last time the core is reset. More... | |
u32 | XCresample_GetDbgLineCount (XCresample *InstancePtr) |
This function returns the number of lines processed since power-up or last time the core is reset. More... | |
u32 | XCresample_GetDbgPixelCount (XCresample *InstancePtr) |
This function returns the number of pixels processed since power-up or last time the core is reset. More... | |
void | XCresample_SetActiveSize (XCresample *InstancePtr, u16 HSize, u16 VSize) |
This function sets the active H/V sizes in the Active Size register. More... | |
void | XCresample_GetActiveSize (XCresample *InstancePtr, u16 *HSize, u16 *VSize) |
This function gets the number of Active Pixels per Scan line and number of Active Lines per Frame from the Active Size register. More... | |
void | XCresample_SetFieldParity (XCresample *InstancePtr, u8 FieldParity) |
This functions sets the field parity value of the Chroma Resampler core in the Encoding register. More... | |
u8 | XCresample_GetFieldParity (XCresample *InstancePtr) |
This function returns the field parity value of the Chroma Resampler core from Encoding register. More... | |
void | XCresample_SetChromaParity (XCresample *InstancePtr, u8 ChromaParity) |
This functions sets the Chroma parity value of the Chroma Resampler core in the Encoding register. More... | |
u8 | XCresample_GetChromaParity (XCresample *InstancePtr) |
This function returns the value of chroma parity of the Chroma Resampler core from Encoding register. More... | |
void | XCresample_SetHCoefs (XCresample *InstancePtr, XHorizontal_Coeffs *Coeff, u32 Phases) |
This function sets the horizontal coefficient values of the Chroma Resampler core for phase 0 or phase 1 or both phases. More... | |
void | XCresample_GetHCoefs (XCresample *InstancePtr, XHorizontal_Coeffs *Coeff) |
This function gets the coefficient values from all the Horizontal Coefficient registers of phase0 and phase1 of the Chroma Resampler core. More... | |
void | XCresample_SetVCoefs (XCresample *InstancePtr, XVertical_Coeffs *Coeff, u32 Phases) |
This function sets the vertical coefficient values of the Chroma Resampler for phase 0 or for phase 1 or for both phases. More... | |
void | XCresample_GetVCoefs (XCresample *InstancePtr, XVertical_Coeffs *Coeff) |
This function gets the vertical coefficient values of the Chroma Resampler core from all Vertical Coefficient registers of phase0 and phase1. More... | |
void | XCresample_Clear_HCoef_Values (XCresample *InstancePtr) |
This function clears all horizontal coefficients of the Chroma Resampler core which are previously set. More... | |
void | XCresample_Clear_VCoef_Values (XCresample *InstancePtr) |
This function clears all vertical coefficients of a the Chroma Resampler which are previously set. More... | |
XCresample_Config * | XCresample_LookupConfig (u16 DeviceId) |
This function returns a reference to an XCresample_Config structure based on the unique device id, DeviceId. More... | |
int | XCresample_SelfTest (XCresample *InstancePtr) |
This function reads version register of Chroma Resampler core and compares with zero as part of self test. More... | |
int | XCresample_SetCallBack (XCresample *InstancePtr, u32 HandlerType, void *CallBackFunc, void *CallBackRef) |
This routine installs an asynchronous callback function for the given HandlerType: More... | |
void | XCresample_IntrHandler (void *InstancePtr) |
This function is the interrupt handler for the Chroma Resampler driver. More... | |
Interrupt types for setting up callbacks | |
enum | { XCRE_HANDLER_PROCSTART = 1, XCRE_HANDLER_FRAMEDONE, XCRE_HANDLER_ERROR } |
These constants specify different types of handler and used to differentiate interrupt requests from core. More... | |
Active size ranges | |
#define | XCRE_ACT_SIZE_FIRST 32 |
Active Size starting value. More... | |
#define | XCRE_ACT_SIZE_LAST 7680 |
Active Size ending value. More... | |
Parity valid values | |
#define | XCRE_PARITY_ODD 1 |
For odd (or top) field it is 1. More... | |
#define | XCRE_PARITY_EVEN 0 |
For even (or bottom) field it is 0. More... | |
Coefficient ranges | |
#define | XCRE_COEF_FIRST -2.0 |
Coefficient start value. More... | |
#define | XCRE_COEF_LAST 2.0 |
Coefficient end value. More... | |
#define | XCRE_OFFSET_DIFF 4 |
Coefficient offset difference. More... | |
Number of phases | |
#define | XCRE_NUM_OF_PHASES 2 |
Number of phases. More... | |
Number of coefficients | |
#define | XCRE_NUM_HCOEFS 24 |
Number of horizontal coefficients. More... | |
#define | XCRE_NUM_VCOEFS 8 |
Number of vertical coefficients. More... | |
register offsets | |
#define | XCRE_CONTROL_OFFSET 0x0000 |
Control. More... | |
#define | XCRE_STATUS_OFFSET 0x0004 |
Status. More... | |
#define | XCRE_ERROR_OFFSET 0x0008 |
Error. More... | |
#define | XCRE_IRQ_EN_OFFSET 0x000C |
IRQ enable. More... | |
#define | XCRE_VERSION_OFFSET 0x0010 |
Version. More... | |
#define | XCRE_SYSDEBUG0_OFFSET 0x0014 |
System debug 0. More... | |
#define | XCRE_SYSDEBUG1_OFFSET 0x0018 |
System debug 1. More... | |
#define | XCRE_SYSDEBUG2_OFFSET 0x001C |
System debug 2. More... | |
#define XCRE_ACT_SIZE_FIRST 32 |
#define XCRE_ACT_SIZE_LAST 7680 |
#define XCRE_ACTIVE_SIZE_OFFSET 0x0020 |
#include <xcresample_hw.h>
Horizontal and vertical active frame size.
Referenced by XCresample_GetActiveSize(), and XCresample_SetActiveSize().
#define XCRE_COEF00_HPHASE0_OFFSET 0x0100 |
#include <xcresample_hw.h>
Coefficient 00 of horizontal phase 0 filter.
Referenced by XCresample_Clear_HCoef_Values(), XCresample_GetHCoefs(), and XCresample_SetHCoefs().
#define XCRE_COEF00_HPHASE1_OFFSET 0x0160 |
#include <xcresample_hw.h>
Coefficient 00 of horizontal phase 1 filter.
Referenced by XCresample_SetHCoefs().
#define XCRE_COEF00_VPHASE0_OFFSET 0x01C0 |
#include <xcresample_hw.h>
Coefficient 00 of vertical phase 0 filter.
Referenced by XCresample_Clear_VCoef_Values(), XCresample_GetVCoefs(), and XCresample_SetVCoefs().
#define XCRE_COEF00_VPHASE1_OFFSET 0x01E0 |
#include <xcresample_hw.h>
Coefficient 00 of vertical phase 1 filter.
Referenced by XCresample_SetVCoefs().
#define XCRE_COEF01_HPHASE0_OFFSET 0x0104 |
#include <xcresample_hw.h>
Coefficient 01 of horizontal phase 0 filter.
#define XCRE_COEF01_HPHASE1_OFFSET 0x0164 |
#include <xcresample_hw.h>
Coefficient 01 of horizontal phase 1 filter.
#define XCRE_COEF01_VPHASE0_OFFSET 0x01C4 |
#include <xcresample_hw.h>
Coefficient 01 of vertical phase 0 filter.
#define XCRE_COEF01_VPHASE1_OFFSET 0x01E4 |
#include <xcresample_hw.h>
Coefficient 01 of vertical phase 1 filter.
#define XCRE_COEF02_HPHASE0_OFFSET 0x0108 |
#include <xcresample_hw.h>
Coefficient 02 of horizontal phase 0 filter.
#define XCRE_COEF02_HPHASE1_OFFSET 0x0168 |
#include <xcresample_hw.h>
Coefficient 02 of horizontal phase 1 filter.
#define XCRE_COEF02_VPHASE0_OFFSET 0x01C8 |
#include <xcresample_hw.h>
Coefficient 02 of vertical phase 0 filter.
#define XCRE_COEF02_VPHASE1_OFFSET 0x01E8 |
#include <xcresample_hw.h>
Coefficient 02 of vertical phase 1 filter.
#define XCRE_COEF03_HPHASE0_OFFSET 0x010C |
#include <xcresample_hw.h>
Coefficient 03 of horizontal phase 0 filter.
#define XCRE_COEF03_HPHASE1_OFFSET 0x016C |
#include <xcresample_hw.h>
Coefficient 03 of horizontal phase 1 filter.
#define XCRE_COEF03_VPHASE0_OFFSET 0x01CC |
#include <xcresample_hw.h>
Coefficient 03 of vertical phase 0 filter.
#define XCRE_COEF03_VPHASE1_OFFSET 0x01EC |
#include <xcresample_hw.h>
Coefficient 03 of vertical phase 1 filter.
#define XCRE_COEF04_HPHASE0_OFFSET 0x0110 |
#include <xcresample_hw.h>
Coefficient 04 of horizontal phase 0 filter.
#define XCRE_COEF04_HPHASE1_OFFSET 0x0170 |
#include <xcresample_hw.h>
Coefficient 04 of horizontal phase 1 filter.
#define XCRE_COEF04_VPHASE0_OFFSET 0x01D0 |
#include <xcresample_hw.h>
Coefficient 04 of vertical phase 0 filter.
#define XCRE_COEF04_VPHASE1_OFFSET 0x01F0 |
#include <xcresample_hw.h>
Coefficient 04 of vertical phase 1 filter.
#define XCRE_COEF05_HPHASE0_OFFSET 0x0114 |
#include <xcresample_hw.h>
Coefficient 05 of horizontal phase 0 filter.
#define XCRE_COEF05_HPHASE1_OFFSET 0x0174 |
#include <xcresample_hw.h>
Coefficient 05 of horizontal phase 1 filter.
#define XCRE_COEF05_VPHASE0_OFFSET 0x01D4 |
#include <xcresample_hw.h>
Coefficient 05 of vertical phase 0 filter.
#define XCRE_COEF05_VPHASE1_OFFSET 0x01F4 |
#include <xcresample_hw.h>
Coefficient 05 of vertical phase 1 filter.
#define XCRE_COEF06_HPHASE0_OFFSET 0x0118 |
#include <xcresample_hw.h>
Coefficient 06 of horizontal phase 0 filter.
#define XCRE_COEF06_HPHASE1_OFFSET 0x0178 |
#include <xcresample_hw.h>
Coefficient 06 of horizontal phase 1 filter.
#define XCRE_COEF06_VPHASE0_OFFSET 0x01D8 |
#include <xcresample_hw.h>
Coefficient 06 of vertical phase 0 filter.
#define XCRE_COEF06_VPHASE1_OFFSET 0x01F8 |
#include <xcresample_hw.h>
Coefficient 06 of vertical phase 1 filter.
#define XCRE_COEF07_HPHASE0_OFFSET 0x011C |
#include <xcresample_hw.h>
Coefficient 07 of horizontal phase 0 filter.
#define XCRE_COEF07_HPHASE1_OFFSET 0x017C |
#include <xcresample_hw.h>
Coefficient 07 of horizontal phase 1 filter.
#define XCRE_COEF07_VPHASE0_OFFSET 0x01DC |
#include <xcresample_hw.h>
Coefficient 07 of vertical phase 0 filter.
#define XCRE_COEF07_VPHASE1_OFFSET 0x01FC |
#include <xcresample_hw.h>
Coefficient 07 of vertical phase 1 filter.
#define XCRE_COEF08_HPHASE0_OFFSET 0x0120 |
#include <xcresample_hw.h>
Coefficient 08 of horizontal phase 0 filter.
#define XCRE_COEF08_HPHASE1_OFFSET 0x0180 |
#include <xcresample_hw.h>
Coefficient 08 of horizontal phase 1 filter.
#define XCRE_COEF09_HPHASE0_OFFSET 0x0124 |
#include <xcresample_hw.h>
Coefficient 09 of horizontal phase 0 filter.
#define XCRE_COEF09_HPHASE1_OFFSET 0x0184 |
#include <xcresample_hw.h>
Coefficient 09 of horizontal phase 1 filter.
#define XCRE_COEF10_HPHASE0_OFFSET 0x0128 |
#include <xcresample_hw.h>
Coefficient 10 of horizontal phase 0 filter.
#define XCRE_COEF10_HPHASE1_OFFSET 0x0188 |
#include <xcresample_hw.h>
Coefficient 10 of horizontal phase 1 filter.
#define XCRE_COEF11_HPHASE0_OFFSET 0x012C |
#include <xcresample_hw.h>
Coefficient 11 of horizontal phase 0 filter.
#define XCRE_COEF11_HPHASE1_OFFSET 0x018C |
#include <xcresample_hw.h>
Coefficient 11 of horizontal phase 1 filter.
#define XCRE_COEF12_HPHASE0_OFFSET 0x0130 |
#include <xcresample_hw.h>
Coefficient 12 of horizontal phase 0 filter.
#define XCRE_COEF12_HPHASE1_OFFSET 0x0190 |
#include <xcresample_hw.h>
Coefficient 12 of horizontal phase 1 filter.
#define XCRE_COEF13_HPHASE0_OFFSET 0x0134 |
#include <xcresample_hw.h>
Coefficient 13 of horizontal phase 0 filter.
#define XCRE_COEF13_HPHASE1_OFFSET 0x0194 |
#include <xcresample_hw.h>
Coefficient 13 of horizontal phase 1 filter.
#define XCRE_COEF14_HPHASE0_OFFSET 0x0138 |
#include <xcresample_hw.h>
Coefficient 14 of horizontal phase 0 filter.
#define XCRE_COEF14_HPHASE1_OFFSET 0x0198 |
#include <xcresample_hw.h>
Coefficient 14 of horizontal phase 1 filter.
#define XCRE_COEF15_HPHASE0_OFFSET 0x013C |
#include <xcresample_hw.h>
Coefficient 15 of horizontal phase 0 filter.
#define XCRE_COEF15_HPHASE1_OFFSET 0x019C |
#include <xcresample_hw.h>
Coefficient 15 of horizontal phase 1 filter.
#define XCRE_COEF16_HPHASE0_OFFSET 0x0140 |
#include <xcresample_hw.h>
Coefficient 16 of horizontal phase 0 filter.
#define XCRE_COEF16_HPHASE1_OFFSET 0x01A0 |
#include <xcresample_hw.h>
Coefficient 16 of horizontal phase 1 filter.
#define XCRE_COEF17_HPHASE0_OFFSET 0x0144 |
#include <xcresample_hw.h>
Coefficient 17 of horizontal phase 0 filter.
#define XCRE_COEF17_HPHASE1_OFFSET 0x01A4 |
#include <xcresample_hw.h>
Coefficient 17 of horizontal phase 1 filter.
#define XCRE_COEF18_HPHASE0_OFFSET 0x0148 |
#include <xcresample_hw.h>
Coefficient 18 of horizontal phase 0 filter.
#define XCRE_COEF18_HPHASE1_OFFSET 0x01A8 |
#include <xcresample_hw.h>
Coefficient 18 of horizontal phase 1 filter.
#define XCRE_COEF19_HPHASE0_OFFSET 0x014C |
#include <xcresample_hw.h>
Coefficient 19 of horizontal phase 0 filter.
#define XCRE_COEF19_HPHASE1_OFFSET 0x01AC |
#include <xcresample_hw.h>
Coefficient 19 of horizontal phase 1 filter.
#define XCRE_COEF20_HPHASE0_OFFSET 0x0150 |
#include <xcresample_hw.h>
Coefficient 20 of horizontal phase 0 filter.
#define XCRE_COEF20_HPHASE1_OFFSET 0x01B0 |
#include <xcresample_hw.h>
Coefficient 20 of horizontal phase 1 filter.
#define XCRE_COEF21_HPHASE0_OFFSET 0x0154 |
#include <xcresample_hw.h>
Coefficient 21 of horizontal phase 0 filter.
#define XCRE_COEF21_HPHASE1_OFFSET 0x01B4 |
#include <xcresample_hw.h>
Coefficient 21 of horizontal phase 1 filter.
#define XCRE_COEF22_HPHASE0_OFFSET 0x0158 |
#include <xcresample_hw.h>
Coefficient 22 of horizontal phase 0 filter.
#define XCRE_COEF22_HPHASE1_OFFSET 0x01B8 |
#include <xcresample_hw.h>
Coefficient 22 of horizontal phase 1 filter.
#define XCRE_COEF23_HPHASE0_OFFSET 0x015C |
#include <xcresample_hw.h>
Coefficient 23 of horizontal phase 0 filter.
#define XCRE_COEF23_HPHASE1_OFFSET 0x01BC |
#include <xcresample_hw.h>
Coefficient 23 of horizontal phase 1 filter.
#define XCRE_COEF_FIRST -2.0 |
#include <xcresample.h>
Coefficient start value.
#define XCRE_COEF_LAST 2.0 |
#include <xcresample.h>
Coefficient end value.
#define XCRE_CONTROL_OFFSET 0x0000 |
#define XCRE_ENCODING_OFFSET 0x0028 |
#include <xcresample_hw.h>
Frame encoding.
Referenced by XCresample_GetChromaParity(), XCresample_GetFieldParity(), XCresample_SetChromaParity(), and XCresample_SetFieldParity().
#define XCRE_ERROR_OFFSET 0x0008 |
#include <xcresample_hw.h>
Error.
#define XCRE_IRQ_EN_OFFSET 0x000C |
#include <xcresample_hw.h>
IRQ enable.
#define XCRE_NUM_HCOEFS 24 |
#include <xcresample.h>
Number of horizontal coefficients.
Referenced by XCresample_Clear_HCoef_Values(), and XCresample_GetHCoefs().
#define XCRE_NUM_OF_PHASES 2 |
#include <xcresample.h>
Number of phases.
Referenced by XCresample_Clear_HCoef_Values(), XCresample_Clear_VCoef_Values(), XCresample_GetHCoefs(), XCresample_GetVCoefs(), XCresample_SetHCoefs(), and XCresample_SetVCoefs().
#define XCRE_NUM_VCOEFS 8 |
#include <xcresample.h>
Number of vertical coefficients.
Referenced by XCresample_Clear_VCoef_Values(), and XCresample_GetVCoefs().
#define XCRE_OFFSET_DIFF 4 |
#include <xcresample.h>
Coefficient offset difference.
Referenced by XCresample_Clear_HCoef_Values(), and XCresample_Clear_VCoef_Values().
#define XCRE_PARITY_EVEN 0 |
#include <xcresample.h>
For even (or bottom) field it is 0.
Referenced by XCresample_SetChromaParity(), and XCresample_SetFieldParity().
#define XCRE_PARITY_ODD 1 |
#include <xcresample.h>
For odd (or top) field it is 1.
Referenced by XCresample_SetChromaParity(), and XCresample_SetFieldParity().
#define XCRE_STATUS_OFFSET 0x0004 |
#include <xcresample_hw.h>
Status.
#define XCRE_SYSDEBUG0_OFFSET 0x0014 |
#define XCRE_SYSDEBUG1_OFFSET 0x0018 |
#define XCRE_SYSDEBUG2_OFFSET 0x001C |
#define XCRE_VERSION_OFFSET 0x0010 |
#include <xcresample_hw.h>
Version.
Referenced by XCresample_GetVersion(), and XCresample_SelfTest().
#define XCresample_Disable | ( | InstancePtr | ) |
#include <xcresample.h>
This macro disables the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCresample_Enable | ( | InstancePtr | ) |
#include <xcresample.h>
This macro enables the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCRESAMPLE_H_ |
#include <xcresample.h>
Prevent circular inclusions by using protection macros.
#define XCRESAMPLE_HW_H_ |
#include <xcresample_hw.h>
Prevent circular inclusions by using protection macros.
#define XCresample_IntrClear | ( | InstancePtr, | |
IntrType | |||
) |
#include <xcresample.h>
This macro clears/acknowledges pending interrupts of the Cresample core in the Status register.
Bit positions of 1 will be cleared.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
IntrType | is the pending interrupts to clear/acknowledge. Use OR'ing of XCRE_IXR_*_MASK constants defined in xcresample_hw.h to create this parameter value. |
Referenced by XCresample_IntrHandler().
#define XCresample_IntrDisable | ( | InstancePtr, | |
IntrType | |||
) |
#include <xcresample.h>
This macro disables individual interrupts of the Cresample core by updating the IRQ_ENABLE register.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
IntrType | is the type of the interrupts to disable. Use OR'ing of XCRE_IXR_*_MASK constants defined in xcresample_hw.h to create this parameter value. |
#define XCresample_IntrEnable | ( | InstancePtr, | |
IntrType | |||
) |
#include <xcresample.h>
This macro enables individual interrupts of the Cresample core by updating the IRQ_ENABLE register.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
IntrType | is the type of the interrupts to enable. Use OR'ing of XCRE_IXR_*_MASK constants defined in xcresample_hw.h to create this parameter value. |
#define XCresample_IntrGetPending | ( | InstancePtr | ) |
#include <xcresample.h>
This macro returns the pending interrupts of the Cresample core for the interrupts that have been enabled.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
Referenced by XCresample_IntrHandler().
#define XCresample_RegUpdateDisable | ( | InstancePtr | ) |
#include <xcresample.h>
This macro prevents the Chroma Resampler core from committing recent changes made so far by the software.
When disabled, changes to other configuration registers are stored, but do not effect the behavior of the core.
This macro only works when the Chroma Resampler core is enabled.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCresample_RegUpdateEnable | ( | InstancePtr | ) |
#include <xcresample.h>
This macro commits all the register value changes made so far by the software to the Chroma Resampler core.
This macro only works when the Chroma Resampler core is enabled.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCresample_Reset | ( | InstancePtr | ) |
#include <xcresample.h>
This macro resets the Chroma Resampler core.
This reset effects the core immediately, and may cause image tearing.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCresample_Start XCresample_Enable |
#include <xcresample.h>
This macro enables/starts the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCresample_StatusGetPending | ( | InstancePtr | ) |
#include <xcresample.h>
This macro returns the pending interrupt status of the Cresample core read from the Status register.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCresample_Stop XCresample_Disable |
#include <xcresample.h>
This macro disables/stops the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
#define XCresample_SyncReset | ( | InstancePtr | ) |
#include <xcresample.h>
This macro resets a Chroma Resampler core instance, but differs from XCresample_Reset() in that it automatically synchronizes to the SOF input of the core to prevent tearing.
On the next raising edge of SOF following a call to XCresample_SyncReset(), all of the core's configuration registers and outputs will be reset, then the reset flag will be immediately released, allowing the core to immediately resume default operation.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
typedef void(* XCresample_CallBack) (void *CallBackRef) |
#include <xcresample.h>
Callback type for all interrupts except error interrupt.
CallBackRef | is a callback reference passed in by the upper layer when setting the callback functions, and passed back to the upper layer when the callback is invoked. |
typedef void(* XCresample_ErrorCallBack) (void *CallBackRef, u32 ErrorMask) |
#include <xcresample.h>
Callback type for Error interrupt.
CallBackRef | is a callback reference passed in by the upper layer when setting the callback functions, and passed back to the upper layer when the callback is invoked. |
ErrorMask | is a bit mask indicating the cause of the error. Its value equals 'OR'ing one or more XCRE_IXR_* values defined in xcresample_hw.h |
anonymous enum |
#include <xcresample.h>
These constants specify different types of handler and used to differentiate interrupt requests from core.
Enumerator | |
---|---|
XCRE_HANDLER_PROCSTART | A processing start event interrupt type. |
XCRE_HANDLER_FRAMEDONE | A frame done event interrupt type. |
XCRE_HANDLER_ERROR | An error condition interrupt type. |
int XCresample_CfgInitialize | ( | XCresample * | InstancePtr, |
XCresample_Config * | CfgPtr, | ||
u32 | EffectiveAddr | ||
) |
#include <xcresample.c>
This function initializes the Cresample core.
This function must be called prior to using the Cresample core. Initialization of the Cresample includes setting up the instance data and ensuring the hardware is in a quiescent state.
InstancePtr | is a pointer to the XCresample instance. |
CfgPtr | is a reference to a structure containing information about a specific Chroma Resampler driver. |
EffectiveAddr | is the device base address in the virtual memory address space. The caller is responsible for keeping the address mapping from EffectiveAddr to the device physical base address unchanged once this function is invoked. Unexpected errors may occur if the address mapping changes after this function is called. If address translation is not used, pass in the physical address instead. |
References XCresample_Config::BaseAddress, XCresample::Config, and XCresample::ProcStartCallBack.
Referenced by CresampleTypeConversion(), and XCresampleSelfTestExample().
void XCresample_Clear_HCoef_Values | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function clears all horizontal coefficients of the Chroma Resampler core which are previously set.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_COEF00_HPHASE0_OFFSET, XCRE_NUM_HCOEFS, XCRE_NUM_OF_PHASES, XCRE_OFFSET_DIFF, and XCresample_WriteReg.
Referenced by CresampleTypeConversion(), and XCresample_SetHCoefs().
void XCresample_Clear_VCoef_Values | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function clears all vertical coefficients of a the Chroma Resampler which are previously set.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_COEF00_VPHASE0_OFFSET, XCRE_NUM_OF_PHASES, XCRE_NUM_VCOEFS, XCRE_OFFSET_DIFF, and XCresample_WriteReg.
Referenced by CresampleTypeConversion(), and XCresample_SetVCoefs().
void XCresample_DisableDbgBypass | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function disables bypass mode of the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_CONTROL_OFFSET, XCRE_CTL_BPE_MASK, XCresample_ReadReg, and XCresample_WriteReg.
void XCresample_DisableDbgTestPattern | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function disables debug test pattern mode in Control register of the Chroma Resampler core, if Debug feature is enabled.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_CONTROL_OFFSET, XCRE_CTL_TPE_MASK, XCresample_ReadReg, and XCresample_WriteReg.
void XCresample_EnableDbgByPass | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function enables the bypass mode by setting bypass bit of the Control register to switch the core to bypass mode if debug feature is enabled in the core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_CONTROL_OFFSET, XCRE_CTL_BPE_MASK, XCresample_ReadReg, and XCresample_WriteReg.
void XCresample_EnableDbgTestPattern | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function enables the test-pattern mode if debug feature is enabled by setting test-pattern bit of the Control register of the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_CONTROL_OFFSET, XCRE_CTL_TPE_MASK, XCresample_ReadReg, and XCresample_WriteReg.
void XCresample_GetActiveSize | ( | XCresample * | InstancePtr, |
u16 * | HSize, | ||
u16 * | VSize | ||
) |
#include <xcresample.c>
This function gets the number of Active Pixels per Scan line and number of Active Lines per Frame from the Active Size register.
InstancePtr | is a pointer to the XCresample instance. |
HSize | is a pointer to 16-bit variable in which the number of Active Pixels per Scan Line is returned (Range is 32 to 7680). |
VSize | is a pointer to 16-bit variable in which the number of Active Lines per Frame is returned (Range is 32 to 7680). |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_ACTIVE_SIZE_OFFSET, XCRE_ACTSIZE_NUM_LINE_MASK, XCRE_ACTSIZE_NUM_LINE_SHIFT, XCRE_ACTSIZE_NUM_PIXEL_MASK, and XCresample_ReadReg.
u8 XCresample_GetChromaParity | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the value of chroma parity of the Chroma Resampler core from Encoding register.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_ENCODING_CHROMA_MASK, XCRE_ENCODING_CHROMA_SHIFT, XCRE_ENCODING_OFFSET, and XCresample_ReadReg.
u32 XCresample_GetDbgFrameCount | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the number of frames processed since power-up or last time the core is reset.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_SYSDEBUG0_OFFSET, and XCresample_ReadReg.
u32 XCresample_GetDbgLineCount | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the number of lines processed since power-up or last time the core is reset.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_SYSDEBUG1_OFFSET, and XCresample_ReadReg.
u32 XCresample_GetDbgPixelCount | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the number of pixels processed since power-up or last time the core is reset.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_SYSDEBUG2_OFFSET, and XCresample_ReadReg.
u8 XCresample_GetFieldParity | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the field parity value of the Chroma Resampler core from Encoding register.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_ENCODING_FIELD_MASK, XCRE_ENCODING_FIELD_SHIFT, XCRE_ENCODING_OFFSET, and XCresample_ReadReg.
void XCresample_GetHCoefs | ( | XCresample * | InstancePtr, |
XHorizontal_Coeffs * | Coeff | ||
) |
#include <xcresample.c>
This function gets the coefficient values from all the Horizontal Coefficient registers of phase0 and phase1 of the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance. |
Coeff | is a pointer to the structure XHorizontal_Coeffs which has horizontal coefficients of both phases.(Phase 0 and Phase 1) in which coefficients are updated. Range of coefficient values is [-2, 2). |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::ConvertType, XHorizontal_Coeffs::HCoeff, XCRE_COEF00_HPHASE0_OFFSET, XCRE_NUM_HCOEFS, XCRE_NUM_OF_PHASES, and XCresample_ReadReg.
void XCresample_GetVCoefs | ( | XCresample * | InstancePtr, |
XVertical_Coeffs * | Coeff | ||
) |
#include <xcresample.c>
This function gets the vertical coefficient values of the Chroma Resampler core from all Vertical Coefficient registers of phase0 and phase1.
InstancePtr | is a pointer to the XCresample instance. |
Coeff | is a pointer to the structure XVertical_Coeffs which has vertical coefficients of both phases.(Phase 0 and Phase 1) in which coefficients are updated. Range of coefficient values is [-2, 2). |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::ConvertType, XVertical_Coeffs::VCoeff, XCRE_COEF00_VPHASE0_OFFSET, XCRE_NUM_OF_PHASES, XCRE_NUM_VCOEFS, and XCresample_ReadReg.
u32 XCresample_GetVersion | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the version of the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_VERSION_OFFSET, and XCresample_ReadReg.
void XCresample_IntrHandler | ( | void * | InstancePtr | ) |
#include <xcresample.h>
This function is the interrupt handler for the Chroma Resampler driver.
This handler reads the pending interrupt from the STATUS register, determines the source of the interrupts and calls the respective callbacks for the interrupts that are enabled in IRQ_ENABLE register, and finally clears the interrupts.
The application is responsible for connecting this function to the interrupt system. Application beyond this driver is also responsible for providing callbacks to handle interrupts and installing the callbacks using Xcresample_SetCallBack() during initialization phase.
InstancePtr | is a pointer to the XCresample instance that just interrupted. |
References XCresample::Config, XCresample::ErrCallBack, XCresample::ErrRef, XCresample::FrameDoneCallBack, XCresample::FrameDoneRef, XCresample_Config::HasIntcIf, XCresample::IsReady, XCresample::ProcStartCallBack, XCresample::ProcStartRef, XCRE_IXR_EOF_MASK, XCRE_IXR_PROCS_STARTED_MASK, XCRE_IXR_SE_MASK, XCresample_IntrClear, and XCresample_IntrGetPending.
int XCresample_IsDbgByPassEnabled | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the current bypass mode settings from Control register of the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_CONTROL_OFFSET, XCRE_CTL_BPE_MASK, and XCresample_ReadReg.
int XCresample_IsDbgTestPatternEnabled | ( | XCresample * | InstancePtr | ) |
#include <xcresample.c>
This function returns the test-pattern mode (enabled or not) from Control register of the Chroma Resampler core.
InstancePtr | is a pointer to the XCresample instance to be worked on. |
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::HasDebug, XCRE_CONTROL_OFFSET, XCRE_CTL_TPE_MASK, and XCresample_ReadReg.
XCresample_Config * XCresample_LookupConfig | ( | u16 | DeviceId | ) |
#include <xcresample.h>
This function returns a reference to an XCresample_Config structure based on the unique device id, DeviceId.
The return value will refer to an entry in the device configuration table defined in the xcresample_g.c file.
DeviceId | is the unique device ID of the device for the lookup operation. |
Referenced by CresampleTypeConversion(), and XCresampleSelfTestExample().
int XCresample_SelfTest | ( | XCresample * | InstancePtr | ) |
#include <xcresample.h>
This function reads version register of Chroma Resampler core and compares with zero as part of self test.
InstancePtr | is a pointer to the XCresample instance. |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_VERSION_OFFSET, and XCresample_ReadReg.
Referenced by XCresampleSelfTestExample().
void XCresample_SetActiveSize | ( | XCresample * | InstancePtr, |
u16 | HSize, | ||
u16 | VSize | ||
) |
#include <xcresample.c>
This function sets the active H/V sizes in the Active Size register.
InstancePtr | is a pointer to the XCresample instance. |
HSize | specifies the number of Active Pixels per Scan Line that needs to be set (Range is 32 to 7680). |
VSize | specifies the number of Active Lines per Frame that needs to be set (Range is 32 to 7680). |
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_ACT_SIZE_FIRST, XCRE_ACT_SIZE_LAST, XCRE_ACTIVE_SIZE_OFFSET, XCRE_ACTSIZE_NUM_LINE_SHIFT, and XCresample_WriteReg.
int XCresample_SetCallBack | ( | XCresample * | InstancePtr, |
u32 | HandlerType, | ||
void * | CallBackFunc, | ||
void * | CallBackRef | ||
) |
#include <xcresample.h>
This routine installs an asynchronous callback function for the given HandlerType:
HandlerType Callback Function Type ----------------------- -------------------------------------------------- XCRE_HANDLER_FRAMEDONE FrameDoneCallBack XCRE_HANDLER_PROCSTART ProcStartCallBack XCRE_HANDLER_ERROR ErrCallBack
InstancePtr | is a pointer to the XCresample instance to be worked on. |
HandlerType | specifies which callback is to be attached. |
CallBackFunc | is the address of the callback function. |
CallBackRef | is a user data item that will be passed to the callback function when it is invoked. |
References XCresample::ErrCallBack, XCresample::ErrRef, XCresample::FrameDoneCallBack, XCresample::FrameDoneRef, XCresample::IsReady, XCresample::ProcStartCallBack, XCresample::ProcStartRef, XCRE_HANDLER_ERROR, XCRE_HANDLER_FRAMEDONE, and XCRE_HANDLER_PROCSTART.
void XCresample_SetChromaParity | ( | XCresample * | InstancePtr, |
u8 | ChromaParity | ||
) |
#include <xcresample.c>
This functions sets the Chroma parity value of the Chroma Resampler core in the Encoding register.
InstancePtr | is a pointer to the XCresample instance. |
ChromaParity | specifies the parity value which needs to be set.(0 or 1).
|
References XCresample_Config::BaseAddress, XCresample::Config, XCRE_ENCODING_CHROMA_MASK, XCRE_ENCODING_OFFSET, XCRE_PARITY_EVEN, XCRE_PARITY_ODD, XCresample_ReadReg, and XCresample_WriteReg.
void XCresample_SetFieldParity | ( | XCresample * | InstancePtr, |
u8 | FieldParity | ||
) |
#include <xcresample.c>
This functions sets the field parity value of the Chroma Resampler core in the Encoding register.
InstancePtr | is a pointer to the XCresample instance. |
FieldParity | specifies the parity value which needs to be set.(0 or 1).
|
References XCresample_Config::BaseAddress, XCresample::Config, XCresample_Config::Interlaced, XCRE_ENCODING_FIELD_MASK, XCRE_ENCODING_OFFSET, XCRE_PARITY_EVEN, XCRE_PARITY_ODD, XCresample_ReadReg, and XCresample_WriteReg.
void XCresample_SetHCoefs | ( | XCresample * | InstancePtr, |
XHorizontal_Coeffs * | Coeff, | ||
u32 | Phases | ||
) |
#include <xcresample.c>
This function sets the horizontal coefficient values of the Chroma Resampler core for phase 0 or phase 1 or both phases.
InstancePtr | is a pointer to the XCresample instance. |
Coeff | is a pointer to the structure XHorizontal_Coeffs which has horizontal coefficients of both phases (Phase 0 and Phase 1) which needs to be set. Range of coefficient values is [-2, 2). |
Phases | specifies number of phases needs to be set.
|
References XCresample::Config, XCresample_Config::ConvertType, XHorizontal_Coeffs::HCoeff, XCresample_Config::NumHTaps, XCRE_COEF00_HPHASE0_OFFSET, XCRE_COEF00_HPHASE1_OFFSET, XCRE_NUM_OF_PHASES, and XCresample_Clear_HCoef_Values().
Referenced by CresampleTypeConversion().
void XCresample_SetVCoefs | ( | XCresample * | InstancePtr, |
XVertical_Coeffs * | Coeff, | ||
u32 | Phases | ||
) |
#include <xcresample.c>
This function sets the vertical coefficient values of the Chroma Resampler for phase 0 or for phase 1 or for both phases.
InstancePtr | is a pointer to the XCresample instance. |
Coeff | is a pointer to the structure XHorizontal_Coeffs which has vertical coefficients of both phases (Phase 0 and Phase 1) which needs to be set. |
Phases | specifies number of phases needs to be set.
|
References XCresample::Config, XCresample_Config::ConvertType, XCresample_Config::NumVTaps, XVertical_Coeffs::VCoeff, XCRE_COEF00_VPHASE0_OFFSET, XCRE_COEF00_VPHASE1_OFFSET, XCRE_NUM_OF_PHASES, and XCresample_Clear_VCoef_Values().
Referenced by CresampleTypeConversion().