fix: fixed the issue of slow startup for devices without cameras (#866)

main/boards/sensecap-watcher/config.json

@@ -8,7 +8,8 @@
                 "CONFIG_PARTITION_TABLE_CUSTOM_FILENAME=\"partitions/v1/32m.csv\"",
                 "CONFIG_BOOTLOADER_CACHE_32BIT_ADDR_QUAD_FLASH=y",
                 "CONFIG_ESPTOOLPY_FLASH_MODE_AUTO_DETECT=n",
-                "CONFIG_IDF_EXPERIMENTAL_FEATURES=y"
+                "CONFIG_IDF_EXPERIMENTAL_FEATURES=y",
+                "CONFIG_FREERTOS_HZ=1000"
             ]
         }
     ]

main/boards/sensecap-watcher/config_en.json

@@ -9,6 +9,7 @@
                 "CONFIG_BOOTLOADER_CACHE_32BIT_ADDR_QUAD_FLASH=y",
                 "CONFIG_ESPTOOLPY_FLASH_MODE_AUTO_DETECT=n",
                 "CONFIG_IDF_EXPERIMENTAL_FEATURES=y",
+                "CONFIG_FREERTOS_HZ=1000",
                 "CONFIG_LANGUAGE_EN_US=y",
                 "CONFIG_SR_WN_WN9_JARVIS_TTS=y"
             ]

main/boards/sensecap-watcher/sensecap_watcher.cc

@@ -548,9 +548,9 @@ public:
         InitializeButton();
         InitializeKnob();
         Initializespd2010Display();
+        GetBacklight()->RestoreBrightness();  // 对于不带摄像头的版本，InitializeCamera需要3s, 所以先恢复背光亮度
         InitializeCamera();
         InitializeIot();
-        GetBacklight()->RestoreBrightness();
     }
 
     virtual AudioCodec* GetAudioCodec() override {

main/boards/sensecap-watcher/sscma_camera.cc

@@ -83,6 +83,16 @@ SscmaCamera::SscmaCamera(esp_io_expander_handle_t io_exp_handle) {
 
     sscma_client_init(sscma_client_handle_);
 
+    ESP_LOGI(TAG, "SSCMA client initialized");
+    // 设置分辨率
+    // 3 = 640x480
+    if (sscma_client_set_sensor(sscma_client_handle_, 1, 3, true)) {
+        ESP_LOGE(TAG, "Failed to set sensor");
+        sscma_client_del(sscma_client_handle_);
+        sscma_client_handle_ = NULL;
+        return;
+    }
+
     // 获取设备信息
     sscma_client_info_t *info;
     if (sscma_client_get_info(sscma_client_handle_, &info, true) == ESP_OK) {
@@ -90,8 +100,6 @@ SscmaCamera::SscmaCamera(esp_io_expander_handle_t io_exp_handle) {
             info->id ? info->id : "NULL", 
             info->name ? info->name : "NULL");
     }
-    sscma_client_set_sensor(sscma_client_handle_, 1, 3, true); // 3 = 640x480
-
     // 初始化JPEG数据的内存
     jpeg_data_.len = 0;
     jpeg_data_.buf = (uint8_t*)heap_caps_malloc(IMG_JPEG_BUF_SIZE, MALLOC_CAP_SPIRAM);;