hwa_vpac_ldc.h

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#ifndef HWA_VPAC_LDC_H_
#define HWA_VPAC_LDC_H_

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

#ifdef __cplusplus
extern "C" {
#endif

#define TIVX_KERNEL_VPAC_LDC_NAME     "com.ti.hwa.vpac_ldc"


/*********************************
 *      VPAC_LDC Control Commands
 *********************************/

#define TIVX_VPAC_LDC_CMD_SET_READ_BW_LIMIT_PARAMS         (0x10000000u)

#define TIVX_VPAC_LDC_CMD_SET_BIT_DEPTH_CONV_LUT_PARAMS     (0x10000001u)

#define TIVX_VPAC_LDC_CMD_GET_ERR_STATUS                    (0x10000002u)

#define TIVX_VPAC_LDC_CMD_SET_LDC_PARAMS                    (0x10000003u)

#define TIVX_VPAC_LDC_CMD_SET_LDC_DCC_PARAMS                  (0x30000000u)

/*********************************
 *      VPAC_LDC Defines
 *********************************/

#define TIVX_VPAC_LDC_ALIGN_LSB        (0U)

#define TIVX_VPAC_LDC_ALIGN_MSB        (1U)

#define TIVX_VPAC_LDC_INTERPOLATION_BICUBIC        (0U)

#define TIVX_VPAC_LDC_INTERPOLATION_BILINEAR       (1U)

#define TIVX_VPAC_LDC_MODE_LUMA_ONLY        (0U)

#define TIVX_VPAC_LDC_MODE_CHROMA_ONLY      (1U)

#define TIVX_VPAC_LDC_CALC_MESH_LINE_OFFSET(width, subsample_factor)      \
    ((((((width)/(subsample_factor))+1) + 15U) & ~15U) * (4U))

#define TIVX_VPAC_LDC_BIT_DEPTH_CONV_LUT_SIZE           (513u)

#define TIVX_VPAC_LDC_PIX_BLK_OUTOFBOUND_ERR_STATUS    (0x1u)

#define TIVX_VPAC_LDC_MESH_BLK_OUTOFBOUND_ERR_STATUS   (0x2u)

#define TIVX_VPAC_LDC_PIX_MEM_OVF_ERR_STATUS           (0x4u)

#define TIVX_VPAC_LDC_MESH_MEM_OVF_ERR_STATUS          (0x8u)

#define TIVX_VPAC_LDC_PIX_FRM_OUTOFBOUND_ERR_STATUS    (0x10u)

#define TIVX_VPAC_LDC_SZ_OVF_ERR_STATUS                (0x20u)

#define TIVX_VPAC_LDC_SL2_WR_ERR_STATUS                (0x80u)

#define TIVX_VPAC_LDC_RD_ERR_STATUS                    (0x100u)

#define TIVX_VPAC_LDC_SET_PARAMS_WARP_MATRIX_IDX        (0u)

#define TIVX_VPAC_LDC_DEF_BLOCK_WIDTH                  (64u)
#define TIVX_VPAC_LDC_DEF_BLOCK_HEIGHT                 (64u)
#define TIVX_VPAC_LDC_DEF_PIXEL_PAD                    (0u)

/*********************************
 *      VPAC_LDC STRUCTURES
 *********************************/

typedef struct {
    uint32_t                                enable;
    uint32_t                                out_block_width;
    uint32_t                                out_block_height;
    uint32_t                                pixel_pad;
} tivx_vpac_ldc_region_params_t;

typedef struct {
    uint32_t                                reg_width[3];
    uint32_t                                reg_height[3];
    tivx_vpac_ldc_region_params_t           reg_params[3][3];
} tivx_vpac_ldc_multi_region_params_t;

typedef struct {

    uint32_t                                mesh_frame_width;
    uint32_t                                mesh_frame_height;

    uint32_t                                subsample_factor;
} tivx_vpac_ldc_mesh_params_t;

typedef struct {
    uint32_t                                input_align_12bit;
    uint32_t                                luma_interpolation_type;

    uint32_t                                init_x;
    uint32_t                                init_y;

    uint32_t                                yc_mode;

    uint32_t                                dcc_camera_id;
} tivx_vpac_ldc_params_t;


typedef struct {
    uint32_t                                bandwidth_control;
    uint32_t                                tag_count;
    uint32_t                                max_burst_length;
} tivx_vpac_ldc_bandwidth_params_t;

typedef struct {
    uint32_t                                input_bits;
    uint32_t                                output_bits;
    uint16_t                                lut[TIVX_VPAC_LDC_BIT_DEPTH_CONV_LUT_SIZE];
} tivx_vpac_ldc_bit_depth_conv_lut_params_t;

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

void tivxRegisterHwaTargetVpacLdcKernels(void);


void tivxUnRegisterHwaTargetVpacLdcKernels(void);


VX_API_ENTRY vx_node VX_API_CALL tivxVpacLdcNode(vx_graph graph,
                                      vx_user_data_object  configuration,
                                      vx_matrix            warp_matrix,
                                      vx_user_data_object  region_prms,
                                      vx_user_data_object  mesh_prms,
                                      vx_image             mesh_img,
                                      vx_user_data_object  dcc_db,
                                      vx_image             in_img,
                                      vx_image             out0_img,
                                      vx_image             out1_img);

void tivx_vpac_ldc_region_params_init(tivx_vpac_ldc_region_params_t *prms);

void tivx_vpac_ldc_multi_region_params_init(tivx_vpac_ldc_multi_region_params_t *prms);

void tivx_vpac_ldc_mesh_params_init(tivx_vpac_ldc_mesh_params_t *prms);

void tivx_vpac_ldc_bandwidth_params_init(
    tivx_vpac_ldc_bandwidth_params_t *prms);

void tivx_vpac_ldc_params_init(tivx_vpac_ldc_params_t *prms);

#ifdef __cplusplus
}
#endif

#endif /* HWA_VPAC_LDC_H_ */