From 4b82389a810f3b36f2a65d92f895d91d0cb7c9ce Mon Sep 17 00:00:00 2001
From: Jason2866 <24528715+Jason2866@users.noreply.github.com>
Date: Mon, 8 Aug 2022 22:40:28 +0200
Subject: [PATCH 1/2] support `CONFIG_CAMERA_CONVERTER_ENABLED`

---
 .../esp32-camera/driver/include/esp_camera.h    | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/lib/libesp32/esp32-camera/driver/include/esp_camera.h b/lib/libesp32/esp32-camera/driver/include/esp_camera.h
index e9981671f..14fdd2378 100644
--- a/lib/libesp32/esp32-camera/driver/include/esp_camera.h
+++ b/lib/libesp32/esp32-camera/driver/include/esp_camera.h
@@ -70,6 +70,7 @@
 #include "driver/ledc.h"
 #include "sensor.h"
 #include "sys/time.h"
+#include "sdkconfig.h"
 
 #ifdef __cplusplus
 extern "C" {
@@ -91,6 +92,19 @@ typedef enum {
     CAMERA_FB_IN_DRAM           /*!< Frame buffer is placed in internal DRAM */
 } camera_fb_location_t;
 
+#if CONFIG_CAMERA_CONVERTER_ENABLED
+/**
+ * @brief Camera RGB\YUV conversion mode
+ */
+typedef enum {
+    CONV_DISABLE,
+    RGB565_TO_YUV422,
+        
+    YUV422_TO_RGB565,
+    YUV422_TO_YUV420
+} camera_conv_mode_t;
+#endif
+
 /**
  * @brief Configuration structure for camera initialization
  */
@@ -124,6 +138,9 @@ typedef struct {
     size_t fb_count;                /*!< Number of frame buffers to be allocated. If more than one, then each frame will be acquired (double speed)  */
     camera_fb_location_t fb_location; /*!< The location where the frame buffer will be allocated */
     camera_grab_mode_t grab_mode;   /*!< When buffers should be filled */
+#if CONFIG_CAMERA_CONVERTER_ENABLED
+    camera_conv_mode_t conv_mode;   /*!< RGB<->YUV Conversion mode */
+#endif
 } camera_config_t;
 
 /**

From ceed6525ec0114f7bcdd4e6f253f7567c9d66622 Mon Sep 17 00:00:00 2001
From: Jason2866 <24528715+Jason2866@users.noreply.github.com>
Date: Mon, 8 Aug 2022 22:42:15 +0200
Subject: [PATCH 2/2] add cameras

---
 lib/libesp32/esp32-camera/driver/include/sensor.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/lib/libesp32/esp32-camera/driver/include/sensor.h b/lib/libesp32/esp32-camera/driver/include/sensor.h
index 1f99c1541..d5ec7463f 100644
--- a/lib/libesp32/esp32-camera/driver/include/sensor.h
+++ b/lib/libesp32/esp32-camera/driver/include/sensor.h
@@ -26,6 +26,10 @@ typedef enum {
     GC2145_PID = 0x2145,
     GC032A_PID = 0x232a,
     GC0308_PID = 0x9b,
+    BF3005_PID = 0x30,
+    BF20A6_PID = 0x20a6,
+    SC101IOT_PID = 0xda4a,
+    SC030IOT_PID = 0x9a46,
 } camera_pid_t;
 
 typedef enum {
@@ -38,6 +42,10 @@ typedef enum {
     CAMERA_GC2145,
     CAMERA_GC032A,
     CAMERA_GC0308,
+    CAMERA_BF3005,
+    CAMERA_BF20A6,
+    CAMERA_SC101IOT,
+    CAMERA_SC030IOT,
     CAMERA_MODEL_MAX,
     CAMERA_NONE,
 } camera_model_t;
@@ -52,11 +60,16 @@ typedef enum {
     GC2145_SCCB_ADDR   = 0x3C,// 0x78 >> 1
     GC032A_SCCB_ADDR   = 0x21,// 0x42 >> 1
     GC0308_SCCB_ADDR   = 0x21,// 0x42 >> 1
+    BF3005_SCCB_ADDR   = 0x6E,
+    BF20A6_SCCB_ADDR   = 0x6E,
+    SC101IOT_SCCB_ADDR = 0x68,// 0xd0 >> 1
+    SC030IOT_SCCB_ADDR = 0x68,// 0xd0 >> 1
 } camera_sccb_addr_t;
 
 typedef enum {
     PIXFORMAT_RGB565,    // 2BPP/RGB565
     PIXFORMAT_YUV422,    // 2BPP/YUV422
+    PIXFORMAT_YUV420,    // 1.5BPP/YUV420
     PIXFORMAT_GRAYSCALE, // 1BPP/GRAYSCALE
     PIXFORMAT_JPEG,      // JPEG/COMPRESSED
     PIXFORMAT_RGB888,    // 3BPP/RGB888