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feat(isp_ccm): support isp color correction matrix

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This commit is contained in:
laokaiyao
2024-06-01 01:50:25 +08:00
parent 391aabf73f
commit 251fb331d2
15 changed files with 295 additions and 4 deletions
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35
components/hal/esp32p4/include/hal/isp_ll.h
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@@ -100,6 +100,22 @@ typedef union {
uint32_t val;
} isp_ll_awb_rgb_ratio_t;
/*---------------------------------------------------------------
CCM
---------------------------------------------------------------*/
#define ISP_LL_CCM_MATRIX_INT_BITS (2)
#define ISP_LL_CCM_MATRIX_FRAC_BITS (10)
#define ISP_LL_CCM_MATRIX_TOT_BITS (ISP_LL_CCM_MATRIX_INT_BITS + ISP_LL_CCM_MATRIX_FRAC_BITS + 1) // including one sign bit
typedef union {
struct {
uint32_t fraction: ISP_LL_AWB_RGB_RATIO_FRAC_BITS;
uint32_t integer: ISP_LL_AWB_RGB_RATIO_INT_BITS;
uint32_t sign: 1;
};
uint32_t val;
} isp_ll_ccm_gain_t;
/**
* @brief Env monitor mode
*/
@@ -790,6 +806,25 @@ static inline void isp_ll_ccm_enable(isp_dev_t *hw, bool enable)
hw->cntl.ccm_en = enable;
}
/**
* @brief Set the Color Correction Matrix
*
* @param[in] hw Hardware instance address
* @param[in] fixed_point_matrix Color Correction Matrix in fixed-point format
*/
static inline void isp_ll_ccm_set_matrix(isp_dev_t *hw, isp_ll_ccm_gain_t fixed_point_matrix[ISP_CCM_DIMENSION][ISP_CCM_DIMENSION])
{
hw->ccm_coef0.ccm_rr = fixed_point_matrix[0][0].val;
hw->ccm_coef0.ccm_rg = fixed_point_matrix[0][1].val;
hw->ccm_coef1.ccm_rb = fixed_point_matrix[0][2].val;
hw->ccm_coef1.ccm_gr = fixed_point_matrix[1][0].val;
hw->ccm_coef3.ccm_gg = fixed_point_matrix[1][1].val;
hw->ccm_coef3.ccm_gb = fixed_point_matrix[1][2].val;
hw->ccm_coef4.ccm_br = fixed_point_matrix[2][0].val;
hw->ccm_coef4.ccm_bg = fixed_point_matrix[2][1].val;
hw->ccm_coef5.ccm_bb = fixed_point_matrix[2][2].val;
}
/*---------------------------------------------------------------
Color
---------------------------------------------------------------*/