ESP-IDF
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Outline
#include <string.h>
#include <sys/cdefs.h>
#include "esp_types.h"
#include "sdkconfig.h"
#include "esp_err.h"
#include "esp_log.h"
#include "esp_check.h"
#include "esp_cam_ctlr.h"
#include "esp_cam_ctlr_interface.h"
TAG
esp_cam_ctlr_enable(esp_cam_ctlr_handle_t)
esp_cam_ctlr_start(esp_cam_ctlr_handle_t)
esp_cam_ctlr_stop(esp_cam_ctlr_handle_t)
esp_cam_ctlr_disable(esp_cam_ctlr_handle_t)
esp_cam_ctlr_receive(esp_cam_ctlr_handle_t, esp_cam_ctlr_trans_t *, uint32_t)
esp_cam_ctlr_register_event_callbacks(esp_cam_ctlr_handle_t, const esp_cam_ctlr_evt_cbs_t *, void *)
esp_cam_ctlr_get_frame_buffer(esp_cam_ctlr_handle_t, uint32_t, const void **, ...)
esp_cam_ctlr_get_frame_buffer_len(esp_cam_ctlr_handle_t, size_t *)
esp_cam_ctlr_del(esp_cam_ctlr_handle_t)
Files
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/esp_driver_cam/esp_cam_ctlr.c
 
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/* * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ #include <string.h> #include <sys/cdefs.h> #include "esp_types.h" #include "sdkconfig.h" #include "esp_err.h" #include "esp_log.h" #include "esp_check.h" #include "esp_cam_ctlr.h" #include "esp_cam_ctlr_interface.h"9 includes static const char *TAG = "CAM_CTLR"; esp_err_t esp_cam_ctlr_enable(esp_cam_ctlr_handle_t handle) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null pointer"); ESP_RETURN_ON_FALSE(handle->enable, ESP_ERR_NOT_SUPPORTED, TAG, "controller driver function not supported"); return handle->enable(handle); }{ ... } esp_err_t esp_cam_ctlr_start(esp_cam_ctlr_handle_t handle) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null pointer"); ESP_RETURN_ON_FALSE(handle->start, ESP_ERR_NOT_SUPPORTED, TAG, "controller driver function not supported"); return handle->start(handle); }{ ... } esp_err_t esp_cam_ctlr_stop(esp_cam_ctlr_handle_t handle) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null pointer"); ESP_RETURN_ON_FALSE(handle->stop, ESP_ERR_NOT_SUPPORTED, TAG, "controller driver function not supported"); return handle->stop(handle); }{ ... } esp_err_t esp_cam_ctlr_disable(esp_cam_ctlr_handle_t handle) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null pointer"); ESP_RETURN_ON_FALSE(handle->disable, ESP_ERR_NOT_SUPPORTED, TAG, "controller driver function not supported"); return handle->disable(handle); }{ ... } esp_err_t esp_cam_ctlr_receive(esp_cam_ctlr_handle_t handle, esp_cam_ctlr_trans_t *trans, uint32_t timeout_ms) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null pointer"); ESP_RETURN_ON_FALSE(handle->receive, ESP_ERR_NOT_SUPPORTED, TAG, "controller driver function not supported"); return handle->receive(handle, trans, timeout_ms); }{ ... } esp_err_t esp_cam_ctlr_register_event_callbacks(esp_cam_ctlr_handle_t handle, const esp_cam_ctlr_evt_cbs_t *cbs, void *user_data) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null pointer"); ESP_RETURN_ON_FALSE(handle->register_event_callbacks, ESP_ERR_NOT_SUPPORTED, TAG, "controller driver function not supported"); return handle->register_event_callbacks(handle, cbs, user_data); }{ ... } esp_err_t esp_cam_ctlr_get_frame_buffer(esp_cam_ctlr_handle_t handle, uint32_t fb_num, const void **fb0, ...) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null handle"); ESP_RETURN_ON_FALSE(handle->get_internal_buffer, ESP_ERR_NOT_SUPPORTED, TAG, "get buffer function not supported"); va_list args; va_start(args, fb0); esp_err_t ret = handle->get_internal_buffer(handle, fb_num, fb0, args); va_end(args); return ret; }{ ... } esp_err_t esp_cam_ctlr_get_frame_buffer_len(esp_cam_ctlr_handle_t handle, size_t *ret_fb_len) { ESP_RETURN_ON_FALSE(handle && ret_fb_len, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null handle"); ESP_RETURN_ON_FALSE(handle->get_buffer_len, ESP_ERR_NOT_SUPPORTED, TAG, "get buffer length function not supported"); return handle->get_buffer_len(handle, ret_fb_len); }{ ... } esp_err_t esp_cam_ctlr_del(esp_cam_ctlr_handle_t handle) { ESP_RETURN_ON_FALSE(handle, ESP_ERR_INVALID_ARG, TAG, "invalid argument: null pointer"); ESP_RETURN_ON_FALSE(handle->del, ESP_ERR_NOT_SUPPORTED, TAG, "controller driver function not supported"); return handle->del(handle); }{ ... }
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