Refactor: Rename NanoKVM to BatchuKVM and update server URL

2025-12-09 20:35:38 +09:00
commit 8cf674c9e5
396 changed files with 54380 additions and 0 deletions
--- a/support/sg2002/additional/vision/include/base/maix_camera_base.hpp
+++ b/support/sg2002/additional/vision/include/base/maix_camera_base.hpp
@@ -0,0 +1,109 @@
+/**
+ * @file maix_camera_base.hpp
+ * @brief Maix camera SDL implementation
+ * @author neucrack@sipeed.com
+ * @license Apache 2.0 Sipeed Ltd
+ * @update date 2023-10-23 Create by neucrack
+*/
+
+#pragma once
+
+#include <vector>
+#include "maix_image.hpp"
+#include "maix_err.hpp"
+
+namespace maix::camera
+{
+    class CameraBase
+    {
+    public:
+        /**
+         * @brief Construct a new Camera object
+         * @param device camera device name, you can get devices by list_devices method, by default(value is NULL(None in MaixPy)) means the first device
+         * @param width camera width, by default(value is -1) means auto detect,
+         *              if width > max device supported width, will auto set to max device supported width
+         * @param height camera height, by default(value is -1) means auto detect,
+         *              if height > max device supported height, will auto set to max device supported height
+         * @param format camera format, by default(value is FMT_RGB888)
+         * @param buff_num camera buffer number, by default(value is 3)
+         */
+        CameraBase(const char *device = nullptr, int width = -1, int height = -1, image::Format format = image::Format::FMT_RGB888, int buff_num = 3){};
+
+        /**
+         * @brief Judge if the given format is supported by the camera
+        */
+        virtual bool is_support_format(image::Format format) = 0;
+
+        /**
+         * @brief open camera device
+         * @param width camera width, by default(value is -1) means auto detect,
+         *              if width > max device supported width, will auto set to max device supported width
+         * @param height camera height, by default(value is -1) means auto detect,
+         *              if height > max device supported height, will auto set to max device supported height
+         * @param format camera format, by default(value is FMT_RGB888)
+         * @param buff_num camera buffer number, by default(value is 3)
+         * @return error code
+        */
+        virtual err::Err open(int width = -1, int height = -1, image::Format format = image::Format::FMT_RGB888, int buff_num = 3) = 0;
+
+        /**
+         * @brief read a frame from camera
+         * @param buff buffer to store image data, if NULL, will alloc a new buffer
+         * @return image data
+        */
+        virtual image::Image *read(void *buff = NULL, size_t buff_size = 0) = 0;
+
+        /**
+         * @brief close camera device
+         * @return none
+        */
+        virtual void close() = 0;
+
+        /**
+         * Add a new channel and return a new Camera object, you can use close() to close this channel.
+         * @param width camera width, default is -1, means auto, mostly means max width of camera support
+         * @param height camera height, default is -1, means auto, mostly means max height of camera support
+         * @param format camera output format, default is RGB888
+         * @param buff_num camera buffer number, default is 3, means 3 buffer, one used by user, one used for cache the next frame,
+         *                 more than one buffer will accelerate image read speed, but will cost more memory.
+         * @return new Camera object
+        */
+        virtual camera::CameraBase *add_channel(int width = -1, int height = -1, image::Format format = image::FMT_RGB888, int buff_num = 3) = 0;
+
+        /**
+         * @brief clear all buffer
+         * @return none
+        */
+        virtual void clear_buff() = 0;
+
+        /**
+         * @brief check camera device is opened or not
+         * @return opened or not, bool type
+        */
+        virtual bool is_opened() = 0;
+
+        /**
+         * Get camera supported channels(layers)
+         */
+        virtual int get_ch_nums() = 0;
+
+        /**
+         * Get channel number of camera.
+         */
+        virtual int get_channel() = 0;
+
+        /**
+         * Set/Get camera mirror
+         * @param en enable/disable mirror
+        */
+        virtual int hmirror(int en) = 0;
+
+        /**
+         * Set/Get camera flip
+         * @param en enable/disable flip
+        */
+        virtual int vflip(int en) = 0;
+    };
+
+}
+