hwa_vpac_msc.h

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#ifndef HWA_VPAC_MSC_H_
#define HWA_VPAC_MSC_H_

#include <VX/vx.h>
#include <VX/vx_kernels.h>

#ifdef __cplusplus
extern "C" {
#endif

#define TIVX_KERNEL_VPAC_MSC_MULTI_SCALE_NAME "com.ti.hwa.vpac_msc_multi_scale"

#define TIVX_KERNEL_VPAC_MSC_PYRAMID_NAME   "com.ti.hwa.vpac_msc_pyramid"

/*********************************
 *      VPAC_MSC Control Commands
 *********************************/

#define TIVX_VPAC_MSC_CMD_SET_COEFF                    (0x20000000u)

#define TIVX_VPAC_MSC_CMD_SET_INPUT_PARAMS             (0x20000001u)

#define TIVX_VPAC_MSC_CMD_SET_OUTPUT_PARAMS            (0x20000002u)

#define TIVX_VPAC_MSC_CMD_SET_CROP_PARAMS            (0x20000003u)

/*********************************
 *      VPAC_MSC Defines
 *********************************/

#define TIVX_VPAC_MSC_MAX_MP_COEFF_SET                (4U)

#define TIVX_VPAC_MSC_MAX_SP_COEFF_SET                (2U)

#define TIVX_VPAC_MSC_MAX_OUTPUT                      (10U)

#define TIVX_VPAC_MSC_MAX_TAP                         (5U)

#define TIVX_VPAC_MSC_32_PHASE_COEFF                  (32U)

#define TIVX_VPAC_MSC_AUTOCOMPUTE                     (0xFFFFFFFFU)

#define TIVX_VPAC_MSC_INTERPOLATION_GAUSSIAN_32_PHASE (0)

#define TIVX_VPAC_MSC_MODE_LUMA_ONLY        (0U)

#define TIVX_VPAC_MSC_MODE_CHROMA_ONLY      (1U)

#define TIVX_VPAC_MSC_INIT_DIV_FACTOR       (1U)

/*********************************
 *      VPAC_MSC STRUCTURES
 *********************************/

typedef struct {
    int32_t  single_phase[TIVX_VPAC_MSC_MAX_SP_COEFF_SET][TIVX_VPAC_MSC_MAX_TAP];
    int32_t  multi_phase[TIVX_VPAC_MSC_MAX_MP_COEFF_SET]
        [TIVX_VPAC_MSC_MAX_TAP*TIVX_VPAC_MSC_32_PHASE_COEFF];
} tivx_vpac_msc_coefficients_t;

typedef struct {
    uint32_t  horz_coef_src;
    uint32_t  horz_coef_sel;
    uint32_t  vert_coef_src;
    uint32_t  vert_coef_sel;
} tivx_vpac_msc_single_phase_params_t;

typedef struct {
    uint32_t  phase_mode;
    uint32_t  horz_coef_sel;
    uint32_t  vert_coef_sel;
    uint32_t  init_phase_x;
    uint32_t  init_phase_y;
} tivx_vpac_msc_multi_phase_params_t;

typedef struct {
    uint32_t  crop_start_x;
    uint32_t  crop_start_y;
    uint32_t  crop_width;
    uint32_t  crop_height;
} tivx_vpac_msc_crop_params_t;

typedef struct {
    uint32_t  signed_data;
    uint32_t  filter_mode;
    uint32_t  coef_shift;
    uint32_t  saturation_mode;
    uint32_t  offset_x;
    uint32_t  offset_y;
    uint32_t  output_align_12bit;

    tivx_vpac_msc_single_phase_params_t single_phase;
    tivx_vpac_msc_multi_phase_params_t  multi_phase;
} tivx_vpac_msc_output_params_t;

typedef struct {
    uint32_t  kern_sz;
    uint32_t  src_ln_inc_2;
    uint32_t  input_align_12bit;
    uint32_t yc_mode;
} tivx_vpac_msc_input_params_t;

/*********************************
 *      Function Prototypes
 *********************************/

void tivxRegisterHwaTargetVpacMscKernels(void);

void tivxUnRegisterHwaTargetVpacMscKernels(void);


VX_API_ENTRY vx_node VX_API_CALL tivxVpacMscScaleNode(vx_graph graph,
                                      vx_image             in_img,
                                      vx_image             out0_img,
                                      vx_image             out1_img,
                                      vx_image             out2_img,
                                      vx_image             out3_img,
                                      vx_image             out4_img);

VX_API_ENTRY vx_node VX_API_CALL tivxVpacMscPyramidNode(vx_graph graph,
                                      vx_image             in_img,
                                      vx_pyramid           out_pyramid);


void tivx_vpac_msc_coefficients_params_init(tivx_vpac_msc_coefficients_t *coeff, vx_enum interpolation);

void tivx_vpac_msc_input_params_init(tivx_vpac_msc_input_params_t *prms);

void tivx_vpac_msc_output_params_init(tivx_vpac_msc_output_params_t *prms);

#ifdef __cplusplus
}
#endif

#endif /* HWA_VPAC_MSC_H_ */