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66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/*
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* SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file example_dpc.h
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* @brief Dead Pixel Correction (DPC) Functionality
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*/
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#pragma once
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#include "esp_err.h"
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#include "driver/isp.h"
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#include "driver/isp_dpc.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Initialize DPC module
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*
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* @param[in] isp_proc ISP processor handle
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* @param[in] calibration_ref Static calibration coordinate reference, or NULL to skip static correction
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* @return
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* - ESP_OK: Success
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* - ESP_ERR_INVALID_ARG: Invalid arguments
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* - ESP_ERR_INVALID_STATE: DPC is already enabled
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* - ESP_ERR_NOT_SUPPORTED: Not supported on this chip revision
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*/
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esp_err_t example_isp_dpc_init(isp_proc_handle_t isp_proc, const esp_isp_dpc_calibration_ref_t *calibration_ref);
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/**
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* @brief Calibrate static DPC using the active CSI ISP processor
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*
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* The function prompts the user to present uniform white and black images to the
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* camera and press Enter after each image is ready, then captures one frame of
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* each to produce a merged calibration result.
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* DPC must be disabled before calling this function.
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*
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* @param[in] isp_proc ISP processor handle receiving CSI input
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* @param[out] calibration_ref Merged static calibration coordinate reference
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* @return
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* - ESP_OK: Success
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* - ESP_ERR_INVALID_ARG: Invalid arguments
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* - ESP_ERR_TIMEOUT: Calibration frame was not received in time
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*/
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esp_err_t example_isp_dpc_calibrate_static(isp_proc_handle_t isp_proc, esp_isp_dpc_calibration_ref_t *calibration_ref);
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/**
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* @brief Enable DPC module
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*
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* @param[in] isp_proc ISP processor handle
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* @return
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* - ESP_OK: Success
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* - ESP_ERR_INVALID_ARG: Invalid arguments
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* - ESP_ERR_INVALID_STATE: Invalid state
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*/
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esp_err_t example_isp_dpc_enable(isp_proc_handle_t isp_proc);
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#ifdef __cplusplus
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}
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#endif
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