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v_hcresampler
Vitis Drivers API Documentation
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Data Structures | |
struct | XV_Hcresampler_l2 |
H Chroma Resampler Layer 2 data. More... | |
Hw Configuration | |
The following constants define the horiz. resampler HW MAX configuration | |
enum | XV_HCRESAMPLER_TAPS |
This typedef enumerates the supported taps. More... | |
enum | XV_HCRESAMPLER_CONVERSION |
This typedef enumerates the conversion type. More... | |
enum | XV_HCRESAMPLER_TYPE |
This typedef enumerates the resampling algorithm. More... | |
int | XV_HcrsmplInitialize (XV_Hcresampler_l2 *InstancePtr, u16 DeviceId) |
This function initializes the core instance. More... | |
void | XV_HCrsmplStart (XV_Hcresampler_l2 *InstancePtr) |
This function starts the Chroma resampler core. More... | |
void | XV_HCrsmplStop (XV_Hcresampler_l2 *InstancePtr) |
This function stops the Chroma resampler core. More... | |
void | XV_HCrsmplLoadDefaultCoeff (XV_Hcresampler_l2 *InstancePtr) |
This function loads default filter coefficients in the chroma resampler coefficient storage based on the selected TAP configuration. More... | |
void | XV_HCrsmplrLoadExtCoeff (XV_Hcresampler_l2 *InstancePtr, u16 num_taps, const short *Coeff) |
This function loads user defined filter coefficients in the horiz. More... | |
void | XV_HCrsmplSetActiveSize (XV_Hcresampler_l2 *InstancePtr, u32 width, u32 height) |
This function configures the Chroma resampler active resolution. More... | |
void | XV_HCrsmplSetFormat (XV_Hcresampler_l2 *InstancePtr, XVidC_ColorFormat formatIn, XVidC_ColorFormat formatOut) |
This function configures the Chroma resampler for the required format conversion. More... | |
void | XV_HCrsmplDbgReportStatus (XV_Hcresampler_l2 *InstancePtr) |
This function prints Chroma Resampler status on the console. More... | |
#define | XV_HCRSMPLR_MAX_TAPS (10) |
#define | XV_HCRSMPLR_MAX_PHASES (2) |
This typedef enumerates the conversion type.
enum XV_HCRESAMPLER_TAPS |
This typedef enumerates the supported taps.
enum XV_HCRESAMPLER_TYPE |
This typedef enumerates the resampling algorithm.
void XV_HCrsmplDbgReportStatus | ( | XV_Hcresampler_l2 * | InstancePtr | ) |
This function prints Chroma Resampler status on the console.
InstancePtr | is a pointer to the core instance to be worked on. |
References XV_hcresampler_Config::BaseAddress, XV_hcresampler::Config, XV_hcresampler_Config::NumTaps, and XV_hcresampler_Config::ResamplingType.
int XV_HcrsmplInitialize | ( | XV_Hcresampler_l2 * | InstancePtr, |
u16 | DeviceId | ||
) |
This function initializes the core instance.
InstancePtr | is a pointer to core instance to be worked upon |
DeviceId | is instance id of the core |
void XV_HCrsmplLoadDefaultCoeff | ( | XV_Hcresampler_l2 * | InstancePtr | ) |
This function loads default filter coefficients in the chroma resampler coefficient storage based on the selected TAP configuration.
InstancePtr | is a pointer to the core instance to be worked on. |
References XV_hcresampler::Config, XV_hcresampler_Config::NumTaps, and XV_HCrsmplrLoadExtCoeff().
void XV_HCrsmplrLoadExtCoeff | ( | XV_Hcresampler_l2 * | InstancePtr, |
u16 | num_taps, | ||
const short * | Coeff | ||
) |
This function loads user defined filter coefficients in the horiz.
chroma resampler coefficient storage
InstancePtr | is a pointer to the core instance to be worked on. |
num_taps | is the number of taps |
Coeff | is a pointer to user defined filter coefficients table |
References XV_hcresampler::Config, and XV_hcresampler_Config::NumTaps.
Referenced by XV_HCrsmplLoadDefaultCoeff().
void XV_HCrsmplSetActiveSize | ( | XV_Hcresampler_l2 * | InstancePtr, |
u32 | width, | ||
u32 | height | ||
) |
This function configures the Chroma resampler active resolution.
InstancePtr | is a pointer to the core instance to be worked on. |
width | is the active frame width |
height | is the active frame height |
void XV_HCrsmplSetFormat | ( | XV_Hcresampler_l2 * | InstancePtr, |
XVidC_ColorFormat | formatIn, | ||
XVidC_ColorFormat | formatOut | ||
) |
This function configures the Chroma resampler for the required format conversion.
InstancePtr | is a pointer to the core instance to be worked on. |
formatIn | is the input chroma format |
formatOut | is required chroma format |
References XV_hcresampler::Config, and XV_hcresampler_Config::ResamplingType.
void XV_HCrsmplStart | ( | XV_Hcresampler_l2 * | InstancePtr | ) |
This function starts the Chroma resampler core.
InstancePtr | is a pointer to the core instance to be worked on. |
void XV_HCrsmplStop | ( | XV_Hcresampler_l2 * | InstancePtr | ) |
This function stops the Chroma resampler core.
InstancePtr | is a pointer to the core instance to be worked on. |