怎样去解决DVP Camera的预览回调数据是倒着的问题

为什么DVP Camera修改参数后其预览回调数据还是倒着的？
怎样去解决DVP Camera的预览回调数据是倒着的问题？

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贺服窍

2022-3-3 09:40:13

Platform: RK3288
OS: Android 6.0
Kernel: 3.10.92

需求：
摄像头安装之后预览和预览回调画面是倒着的，需要旋转180°。

现象：
通过修改camera_board.xml中的参数，发现只有预览画面正常，而预览回调数据还是倒过来的。
说明此参数只对预览有效。

解决方法：
通过修改模组寄存器的flip参数。

代码改动：

diff --git a/Config/cam_board_rk3288.xml b/Config/cam_board_rk3288.xml
index d3ea5bc..279a9c7 100644
--- a/Config/cam_board_rk3288.xml
+++ b/Config/cam_board_rk3288.xml
@@ -21,7 +21,7 @@



-
+



diff --git a/SiliconImage/isi/drv/OV5640/source/OV5640_tables.c b/SiliconImage/isi/drv/OV5640/source/OV5640_tables.c
index a8e25f3..dfe58c4 100755
--- a/SiliconImage/isi/drv/OV5640/source/OV5640_tables.c
+++ b/SiliconImage/isi/drv/OV5640/source/OV5640_tables.c
@@ -71,7 +71,7 @@ const IsiRegDescription_t OV5640_g_aRegDescription[] =
      {0x3c09, 0x1c,"",eReadWrite,},
      {0x3c0a, 0x9c,"",eReadWrite,},
      {0x3c0b, 0x40,"",eReadWrite,},
-       {0x3820, 0x41,"",eReadWrite,},
+       {0x3820, 0x47,"",eReadWrite,},
      {0x3821, 0x07,"",eReadWrite,},
      {0x3814, 0x31,"",eReadWrite,},
      {0x3815, 0x31,"",eReadWrite,},
@@ -300,7 +300,7 @@ const IsiRegDescription_t OV5640_g_aRegDescription[] =

   {0x3503, 0x00,"",eReadWrite,},
   {0x3c07, 0x08,"",eReadWrite,},
- {0x3820, 0x41,"",eReadWrite,},
+ {0x3820, 0x47,"",eReadWrite,},
   {0x3821, 0x07,"",eReadWrite,},
   {0x3814, 0x31,"",eReadWrite,},
   {0x3815, 0x31,"",eReadWrite,},
@@ -351,7 +351,7 @@ const IsiRegDescription_t OV5640_g_svga[] =
      {0x3503, 0x00,"",eReadWrite,},
   {0x3a00, 0x7c,"",eReadWrite,},
   {0x3c07, 0x08,"",eReadWrite,},
-       {0x3820, 0x41,"",eReadWrite,},
+       {0x3820, 0x47,"",eReadWrite,},
      {0x3821, 0x07,"",eReadWrite,},
      {0x3814, 0x31,"",eReadWrite,},
      {0x3815, 0x31,"",eReadWrite,},
@@ -411,7 +411,7 @@ const IsiRegDescription_t OV5640_g_video_720p[] =
      {0x380f,0xe4,"",eReadWrite,},
      {0x3813,0x04,"",eReadWrite,},

-       {0x3820, 0x41,"",eReadWrite,}, //ddl@rock-chips.com add start: qsxvga -> 720p isn't stream on
+       {0x3820, 0x47,"",eReadWrite,}, //ddl@rock-chips.com add start: qsxvga -> 720p isn't stream on
      {0x3821, 0x07,"",eReadWrite,},
      {0x3814, 0x31,"",eReadWrite,},
      {0x3815, 0x31,"",eReadWrite,},
@@ -449,45 +449,45 @@ const IsiRegDescription_t OV5640_g_video_720p[] =
};
const IsiRegDescription_t OV5640_g_2592x1944[] =
{
-       {0x3820, 0x41,"",eReadWrite,},
+       {0x3820, 0x47,"",eReadWrite,},

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怎样去解决DVP Camera的预览回调数据是倒着的问题

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