xiaozhi/main/boards/df-s3-ai-cam/df_s3_ai_cam.cc

#include "wifi_board.h"
#include "codecs/no_audio_codec.h"
#include "system_reset.h"
#include "application.h"
#include "button.h"
#include "config.h"
#include "esp32_camera.h"

#include "led/gpio_led.h"
#include <wifi_station.h>
#include <esp_log.h>
#include <driver/i2c_master.h>
#include <driver/gpio.h>

#define TAG "DfrobotEsp32S3AiCam"

class DfrobotEsp32S3AiCam : public WifiBoard {
 private:
    Button boot_button_;
    Esp32Camera* camera_;

    void InitializeButtons() {
        boot_button_.OnClick([this]() {
            auto& app = Application::GetInstance();
            if (app.GetDeviceState() == kDeviceStateStarting && !WifiStation::GetInstance().IsConnected()) {
                ResetWifiConfiguration();
            }
            app.ToggleChatState();
        });
    }

    void InitializeCamera() {
        camera_config_t config = {};
        config.ledc_channel = LEDC_CHANNEL_2;   // LEDC通道选择  用于生成XCLK时钟 但是S3不用
        config.ledc_timer = LEDC_TIMER_2;       // LEDC timer选择  用于生成XCLK时钟 但是S3不用
        config.pin_d0 = CAMERA_PIN_D0;
        config.pin_d1 = CAMERA_PIN_D1;
        config.pin_d2 = CAMERA_PIN_D2;
        config.pin_d3 = CAMERA_PIN_D3;
        config.pin_d4 = CAMERA_PIN_D4;
        config.pin_d5 = CAMERA_PIN_D5;
        config.pin_d6 = CAMERA_PIN_D6;
        config.pin_d7 = CAMERA_PIN_D7;
        config.pin_xclk = CAMERA_PIN_XCLK;
        config.pin_pclk = CAMERA_PIN_PCLK;
        config.pin_vsync = CAMERA_PIN_VSYNC;
        config.pin_href = CAMERA_PIN_HREF;
        config.pin_sccb_sda = CAMERA_PIN_SIOD;  // 这里如果写-1 表示使用已经初始化的I2C接口
        config.pin_sccb_scl = CAMERA_PIN_SIOC;
        config.sccb_i2c_port = 1;               //  这里如果写1 默认使用I2C1
        config.pin_pwdn = CAMERA_PIN_PWDN;
        config.pin_reset = CAMERA_PIN_RESET;
        config.xclk_freq_hz = XCLK_FREQ_HZ;
        config.pixel_format = PIXFORMAT_RGB565;
        config.frame_size = FRAMESIZE_VGA;
        config.jpeg_quality = 12;
        config.fb_count = 1;
        config.fb_location = CAMERA_FB_IN_PSRAM;
        config.grab_mode = CAMERA_GRAB_WHEN_EMPTY;

        camera_ = new Esp32Camera(config);
        camera_->SetVFlip(1);
    }

 public:
    DfrobotEsp32S3AiCam() :
        boot_button_(BOOT_BUTTON_GPIO) {
        InitializeButtons();
        InitializeCamera();
    }

    virtual Led* GetLed() override {
        static GpioLed led(BUILTIN_LED_GPIO, 0);
        return &led;
    }

    virtual AudioCodec* GetAudioCodec() override {
        static NoAudioCodecSimplexPdm audio_codec(AUDIO_INPUT_SAMPLE_RATE, AUDIO_OUTPUT_SAMPLE_RATE,
            AUDIO_I2S_SPK_GPIO_BCLK, AUDIO_I2S_SPK_GPIO_LRCK, AUDIO_I2S_SPK_GPIO_DOUT,
            AUDIO_I2S_MIC_GPIO_SCK, AUDIO_I2S_MIC_GPIO_DIN);
        return &audio_codec;
    }

    virtual Camera* GetCamera() override {
        return camera_;
    }
};

DECLARE_BOARD(DfrobotEsp32S3AiCam);