[RK3288][Android6.0] 调试笔记 --- DVP Camera旋转预览和回调数据

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°。

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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。

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解决方法：
通过修改模组寄存器的flip参数。

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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 @@
 					<SensorFacing facing="back"></SensorFacing>
 					<SensorInterface mode="CCIR601"></SensorInterface>
 					<SensorMirrorFlip mirror="0"></SensorMirrorFlip>
-					<SensorOrientation orientation="180"></SensorOrientation>
+					<SensorOrientation orientation="0"></SensorOrientation>
 					<SensorPowerupSequence seq="1234"></SensorPowerupSequence>					
 					<SensorFovParemeter h="60.0" v="60.0"></SensorFovParemeter>
 					<SensorAWB_Frame_Skip fps="15"></SensorAWB_Frame_Skip>					
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,}, //[email protected] add start: qsxvga -> 720p isn't stream on 
+	{0x3820, 0x47,"",eReadWrite,}, //[email protected] 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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参考：
理解 Android 相机预览方向和拍照方向