



| #include “esp_camera.h” | |
| #include | |
| #include “esp_timer.h” | |
| #include “img_converters.h” | |
| #include “Arduino.h” | |
| #include "fb_gfx.h" | |
| #include "soc/soc.h" | |
| #include "soc/rtc_cntl_reg.h" | |
| #include "esp_http_server.h" | |
| | |
| const char* ssid = "输入你的 SSID"; | |
| const char* 密码 = "密码"; | |
| | |
| #define PART_BOUNDARY "123456789000000000000987654321" | |
| #define CAMERA_MODEL_AI_THINKER | |
| | |
| #如果定义(CAMERA_MODEL_WROVER_KIT) | |
| #define PWDN_GPIO_NUM-1 | |
| #define RESET_GPIO_NUM -1 | |
| #define XCLK_GPIO_NUM21 | |
| #define SIOD_GPIO_NUM26 | |
| #define SIOC_GPIO_NUM27 | |
| #define Y9_GPIO_NUM35 | |
| #define Y8_GPIO_NUM34 | |
| #define Y7_GPIO_NUM39 | |
| #define Y6_GPIO_NUM36 | |
| #define Y5_GPIO_NUM19 | |
| #define Y4_GPIO_NUM18 | |
| #define Y3_GPIO_NUM 5 | |
| #define Y2_GPIO_NUM 4 | |
| #define VSYNC_GPIO_NUM 25 | |
| #define HREF_GPIO_NUM23 | |
| #define PCLK_GPIO_NUM22 | |
| | |
| #elif 定义(CAMERA_MODEL_M5STACK_PSRAM) | |
| #define PWDN_GPIO_NUM -1 | |
| #define RESET_GPIO_NUM15 | |
| #define XCLK_GPIO_NUM 27 | |
| #define SIOD_GPIO_NUM 25 | |
| #define SIOC_GPIO_NUM 23 | |
| #define Y9_GPIO_NUM 19 | |
| #define Y8_GPIO_NUM 36 | |
| #define Y7_GPIO_NUM 18 | |
| #define Y6_GPIO_NUM 39 | |
| #define Y5_GPIO_NUM5 | |
| #define Y4_GPIO_NUM 34 | |
| #define Y3_GPIO_NUM 35 | |
| #define Y2_GPIO_NUM 32 | |
| #define VSYNC_GPIO_NUM22 | |
| #define HREF_GPIO_NUM 26 | |
| #define PCLK_GPIO_NUM 21 | |
| | |
| #elif 定义(CAMERA_MODEL_M5STACK_WITHOUT_PSRAM) | |
| #define PWDN_GPIO_NUM -1 | |
| #define RESET_GPIO_NUM15 | |
| #define XCLK_GPIO_NUM 27 | |
| #define SIOD_GPIO_NUM 25 | |
| #define SIOC_GPIO_NUM 23 | |
| #define Y9_GPIO_NUM 19 | |
| #define Y8_GPIO_NUM 36 | |
| #define Y7_GPIO_NUM 18 | |
| #define Y6_GPIO_NUM 39 | |
| #define Y5_GPIO_NUM5 | |
| #define Y4_GPIO_NUM 34 | |
| #define Y3_GPIO_NUM 35 | |
| #define Y2_GPIO_NUM 17 | |
| #define VSYNC_GPIO_NUM22 | |
| #define HREF_GPIO_NUM 26 | |
| #define PCLK_GPIO_NUM 21 | |
| | |
| #elif 定义(CAMERA_MODEL_AI_THINKER) | |
| #define PWDN_GPIO_NUM 32 | |
| #define RESET_GPIO_NUM-1 | |
| #define XCLK_GPIO_NUM0 | |
| #define SIOD_GPIO_NUM 26 | |
| #define SIOC_GPIO_NUM 27 | |
| #define Y9_GPIO_NUM 35 | |
| #define Y8_GPIO_NUM 34 | |
| #define Y7_GPIO_NUM 39 | |
| #define Y6_GPIO_NUM 36 | |
| #define Y5_GPIO_NUM 21 | |
| #define Y4_GPIO_NUM 19 | |
| #define Y3_GPIO_NUM 18 | |
| #define Y2_GPIO_NUM5 | |
| #define VSYNC_GPIO_NUM25 | |
| #define HREF_GPIO_NUM 23 | |
| #define PCLK_GPIO_NUM 22 | |
| #别的 | |
| #error "未选择相机型号" | |
| #万一 | |
| | |
| static const char* _STREAM_CONTENT_TYPE = "multipart/x-mixed-replace;boundary=" PART_BOUNDARY; | |
| static const char* _STREAM_BOUNDARY = " --" PART_BOUNDARY " "; | |
| static const char* _STREAM_PART = "内容类型:图像/jpeg 内容长度:%u "; | |
| | |
| httpd_handle_t 流_httpd = NULL; | |
| | |
| 静态 esp_err_t 流处理程序(httpd_req_t *req){ | |
| camera_fb_t * fb = NULL; | |
| esp_err_t res = ESP_OK; | |
| size_t _jpg_buf_len = 0; | |
| uint8_t * _jpg_buf = NULL; | |
| 字符 * part_buf[64]; | |
| | |
| res = httpd_resp_set_type(req, _STREAM_CONTENT_TYPE); | |
| 如果(res!= ESP_OK){ | |
| 返回资源; | |
| } | |
| | |
| 而(真){ | |
| fb = esp_camera_fb_get(); | |
| 如果(!fb){ | |
| Serial.println("相机拍摄失败"); | |
| 水库= ESP_FAIL; | |
| } 别的 { | |
| 如果(FB->宽度> 400){ | |
| 如果(FB->格式!= PIXFORMAT_JPEG){ | |
| bool jpeg_converted = frame2jpg(fb, 80, &_jpg_buf, &_jpg_buf_len); | |
| esp_camera_fb_return(fb); | |
| FB = NULL; | |
| 如果(!jpeg_converted){ | |
| Serial.println("JPEG 压缩失败"); | |
| 水库= ESP_FAIL; | |
| } | |
| } 别的 { | |
| _jpg_buf_len = fb->len; | |
| _jpg_buf = fb->buf; | |
| } | |
| } | |
| } | |
| 如果(res == ESP_OK){ | |
| size_t hlen = snprintf((char *)part_buf, 64, _STREAM_PART, _jpg_buf_len); | |
| res = httpd_resp_send_chunk(req, (const char *)part_buf, hlen); | |
| } | |
| 如果(res == ESP_OK){ | |
| res = httpd_resp_send_chunk(req, (const char *)_jpg_buf, _jpg_buf_len); | |
| } | |
| 如果(res == ESP_OK){ | |
| res = httpd_resp_send_chunk(req, _STREAM_BOUNDARY, strlen(_STREAM_BOUNDARY)); | |
| } | |
| 如果(FB){ | |
| esp_camera_fb_return(fb); | |
| FB = NULL; | |
| _jpg_buf = NULL; | |
| } 否则如果(_jpg_buf){ | |
| 免费(_jpg_buf); | |
| _jpg_buf = NULL; | |
| } | |
| 如果(res!= ESP_OK){ | |
| 休息; | |
| } | |
| //Serial.printf("MJPG: %uB ",(uint32_t)(_jpg_buf_len)); | |
| } | |
| 返回资源; | |
| } | |
| | |
| 无效 startCameraServer(){ | |
| httpd_config_t 配置 = HTTPD_DEFAULT_CONFIG(); | |
| config.server_port = 80; | |
| | |
| httpd_uri_t index_uri = { | |
| .uri = "/", | |
| .method=HTTP_GET, | |
| .handler = stream_handler, | |
| .user_ctx=NULL | |
| }; | |
| //Serial.printf("在端口启动 Web 服务器:'%d' ", config.server_port); | |
| if (httpd_start(&stream_httpd, &config) == ESP_OK) { | |
| httpd_register_uri_handler(stream_httpd, &index_uri); | |
| } | |
| } | |
| | |
| 无效设置(){ | |
| WRITE_PERI_REG(RTC_CNTL_BROWN_OUT_REG,0);//禁用掉电检测器 | |
| | |
| 序列号.开始(115200); | |
| Serial.setDebugOutput(false); | |
| camera_config_t 配置; | |
| 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; | |
| 如果(psramFound()){ | |
| config.frame_size = FRAMESIZE_UXGA; | |
| config.jpeg_quality = 10; | |
| config.fb_count = 2; | |
| } 别的 { | |
| config.frame_size = FRAMESIZE_SVGA; | |
| config.jpeg_quality = 12; | |
| config.fb_count = 1; | |
| } | |
| // 相机初始化 | |
| esp_err_t err = esp_camera_init(&config); | |
| 如果(错误!= ESP_OK){ | |
| Serial.printf("相机初始化失败,错误 0x%x", err); | |
| 返回; | |
| } | |
| // 无线网络连接 | |
| WiFi.begin(ssid, 密码); | |
| 而(WiFi.status()!= WL_CONNECTED){ | |
| 延迟(500); | |
| Serial.print("."); | |
| } | |
| 序列号.println(""); | |
| Serial.println("WiFi 连接"); | |
| Serial.print("摄像头流就绪!转到:http://"); | |
| Serial.print(WiFi.localIP()); | |
| // 启动流式网络服务器 | |
| startCameraServer(); | |
| } | |
| | |
| 无效循环(){ | |
| 延迟(1); | |
| } |
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