请问esp32-cam例程中的这一段代码的含义是什么？

[weixin_53985876]

camera_config_t config;
config.ledc_channel = LEDC_CHANNEL_0;
config.ledc_timer = LEDC_TIMER_0;
config.pin_d0 = Y2_GPIO_NUM;
config.pin_d1 = Y3_GPIO_NUM;
config.pin_d2 = Y4_GPIO_NUM;
config.pin_d3 = Y5_GPIO_NUM;
config.pin_d4 = Y6_GPIO_NUM;
config.pin_d5 = Y7_GPIO_NUM;
config.pin_d6 = Y8_GPIO_NUM;
config.pin_d7 = Y9_GPIO_NUM;
config.pin_xclk = XCLK_GPIO_NUM;
config.pin_pclk = PCLK_GPIO_NUM;
config.pin_vsync = VSYNC_GPIO_NUM;
config.pin_href = HREF_GPIO_NUM;
config.pin_sscb_sda = SIOD_GPIO_NUM;
config.pin_sscb_scl = SIOC_GPIO_NUM;
config.pin_pwdn = PWDN_GPIO_NUM;
config.pin_reset = RESET_GPIO_NUM;
config.xclk_freq_hz = 20000000;
config.pixel_format = PIXFORMAT_JPEG;

[赵4老师]

看本网页下面CSDN自动推荐的链接

[weixin_53985876]

这些链接都没有这个呀

[赵4老师]

https://lang-ship.com/reference/ESP32/1.0.4/structcamera__config__t.html 日语的

[源代码大师]

C和C++ 完整教程：https://blog.csdn.net/it_xiangqiang/category_10581430.html C和C++ 算法完整教程：https://blog.csdn.net/it_xiangqiang/category_10768339.html