feat(common_esp32s3): 增加 UVC 摄像头驱动

main/CMakeLists.txt

@@ -34,6 +34,12 @@ file(GLOB BOARD_COMMON_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/boards/common/*.cc)
 list(APPEND SOURCES ${BOARD_COMMON_SOURCES})
 list(APPEND INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/boards/common)
 
+if(CONFIG_IDF_TARGET_ESP32S3)
+    file(GLOB BOARD_COMMON_ESP32S3_SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/boards/common_esp32s3/*.cc)
+    list(APPEND SOURCES ${BOARD_COMMON_ESP32S3_SOURCES})
+    list(APPEND INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/boards/common_esp32s3)
+endif()
+
 # 根据 BOARD_TYPE 配置添加对应的板级文件
 if(CONFIG_BOARD_TYPE_BREAD_COMPACT_WIFI)
     set(BOARD_TYPE "bread-compact-wifi")

main/boards/common_esp32s3/usb_esp32_camera.h

@@ -0,0 +1,62 @@
+#ifndef USB_ESP32_CAMERA_H
+#define USB_ESP32_CAMERA_H
+
+#include <esp_camera.h>
+#include <lvgl.h>
+#include <thread>
+#include <memory>
+
+#include <freertos/FreeRTOS.h>
+#include <freertos/queue.h>
+#include "ppbuffer.h"
+#include "usb_stream.h"
+#include "esp_jpeg_common.h"
+#include "esp_jpeg_dec.h"
+#include "camera.h"
+
+#define DEMO_KEY_RESOLUTION "resolution"
+#define DEMO_UVC_XFER_BUFFER_SIZE   ( 88 * 1024) /* 双缓冲 */
+#define BIT0_FRAME_START            (0x01 << 0)
+
+struct JpegChunk {
+    uint8_t* data;
+    size_t len;
+};
+
+typedef struct {
+    uint16_t width;
+    uint16_t height;
+} camera_frame_size_t;
+
+struct JpegData {
+    uint8_t* fb_buf;
+    size_t fb_buf_size;
+};
+
+typedef struct {
+    camera_frame_size_t camera_frame_size;
+    uvc_frame_size_t *camera_frame_list;
+    size_t camera_frame_list_num;
+    size_t camera_currect_frame_index;
+} camera_resolution_info_t;
+
+class USB_Esp32Camera : public Camera {
+private:
+    lv_img_dsc_t preview_image_;
+    std::string explain_url_;
+    std::string explain_token_;
+    std::thread encoder_thread_;
+
+public:
+    USB_Esp32Camera();
+    ~USB_Esp32Camera();
+    
+    virtual void SetExplainUrl(const std::string& url, const std::string& token);
+    virtual bool Capture();
+    // 翻转控制函数
+    virtual bool SetHMirror(bool enabled) override;
+    virtual bool SetVFlip(bool enabled) override;
+    virtual std::string Explain(const std::string& question);
+};
+
+#endif // ESP32_CAMERA_H

main/idf_component.yml

@@ -74,6 +74,14 @@ dependencies:
     rules:
     - if: target in [esp32c3]
   espressif/esp_new_jpeg: ^0.5.*
+  lijunru-hub/esp-ppbuffer:
+    version: ^0.1.0
+    rules:
+    - if: target in [esp32s3]
+  espressif/usb_stream:
+    version: ^1.5.1
+    rules:
+    - if: target in [esp32s3]
 
   ## Required IDF version
   idf: