From f311f96f70be7ccb1ebdd69f9127b56f72c74459 Mon Sep 17 00:00:00 2001
From: Guanzl <service@t-firefly.com>
Date: Thu, 9 Mar 2017 15:22:53 +0800
Subject: [PATCH] Android->auto set rotation for uvc&isp

---
 .../rockchip/camera/CameraHal/CameraHal.cpp   | 27 ++++++++++++++
 .../src/com/android/camera/VideoModule.java   | 37 ++++++++++++++++++-
 2 files changed, 62 insertions(+), 2 deletions(-)

diff --git a/hardware/rockchip/camera/CameraHal/CameraHal.cpp b/hardware/rockchip/camera/CameraHal/CameraHal.cpp
index b09303bf6d..abd59c105f 100755
--- a/hardware/rockchip/camera/CameraHal/CameraHal.cpp
+++ b/hardware/rockchip/camera/CameraHal/CameraHal.cpp
@@ -23,6 +23,7 @@
 #include "CameraIspAdapter.h"
 #include "FakeCameraAdapter.h"
 
+
 #ifdef TARGET_RK29
 #include "../libyuvtorgb/yuvtorgb.h"
 #endif
@@ -62,6 +63,30 @@ static void gsensor_orientation_cb(uint32_t orientation, uint32_t tilt, void* co
     }
 };
 
+static void Writetxt(const char *flag)
+{
+    int fileDes;
+    int umask_mode;
+    const char *flagpath = "/data/rotation_flag";
+
+    umask_mode = umask(0);
+    fileDes=open(flagpath,O_CREAT|O_RDWR,0644);
+    if(!fileDes==-1)
+    {
+        LOGD("open the file %s failed",flagpath);
+        umask(umask_mode);
+        return;
+    }
+    LOGD("%s open success!",flagpath);
+    if(write(fileDes,flag,strlen(flag))==-1)
+    {
+        LOGD("write %s error",flagpath);
+    }
+    close(fileDes);
+    umask(umask_mode);
+    return;
+}
+
 CameraHal::CameraHal(int cameraId)
           :commandThreadCommandQ("commandCmdQ")
 {
@@ -120,6 +145,7 @@ CameraHal::CameraHal(int cameraId)
 	    if((strcmp(gCamInfos[cameraId].driver,"uvcvideo") == 0)) {
 	        LOGD("it is a uvc camera!");
 	        mCameraAdapter = new CameraUSBAdapter(cameraId);
+            Writetxt("uvc");
 	    }
 	    else if(gCamInfos[cameraId].pcam_total_info->mHardInfo.mSensorInfo.mPhy.type == CamSys_Phy_Cif){
 	        LOGD("it is a isp soc camera");
@@ -132,6 +158,7 @@ CameraHal::CameraHal(int cameraId)
 	    else if(gCamInfos[cameraId].pcam_total_info->mHardInfo.mSensorInfo.mPhy.type == CamSys_Phy_Mipi){
 	        LOGD("it is a isp  camera");
 	        mCameraAdapter = new CameraIspAdapter(cameraId);
+            Writetxt("isp");
 	    }
 	    else{
 	        LOGD("it is a soc camera!");
diff --git a/packages/apps/Camera2/src/com/android/camera/VideoModule.java b/packages/apps/Camera2/src/com/android/camera/VideoModule.java
index bbba57b96d..bbc6b94080 100644
--- a/packages/apps/Camera2/src/com/android/camera/VideoModule.java
+++ b/packages/apps/Camera2/src/com/android/camera/VideoModule.java
@@ -86,6 +86,12 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Set;
 
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.FileReader;
+import java.io.RandomAccessFile;
+
 public class VideoModule extends CameraModule
     implements ModuleController,
     VideoController,
@@ -1097,6 +1103,33 @@ public class VideoModule extends CameraModule
         }
     }
 
+    public static boolean readCameraflag(){
+        String str = new String();
+        String str1 = new String();
+        String flag_str = "isp";
+        String flagpath = "/data/rotation_flag";
+        boolean flag;
+        try {
+            File f = new File(flagpath);
+            if (f.exists()) {
+                BufferedReader input = new BufferedReader(new FileReader(f));
+                while ((str = input.readLine()) != null) {
+                    str1 = str;
+                    Log.i(TAG,"read file " + str1);
+                }
+                flag = str1.equals(flag_str);
+                Log.i(TAG,"flag = " + (flag ? "true":"false"));
+                input.close();
+            } else {
+                Log.i(TAG,"Do not have file " + flagpath);
+                flag = false;
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            flag = false;
+        }
+    return flag;
+    }
     // Prepares media recorder.
     private void initializeRecorder() {
         Log.i(TAG, "initializeRecorder: " + Thread.currentThread());
@@ -1179,8 +1212,8 @@ public class VideoModule extends CameraModule
                 Log.e(TAG, "Camera is facing unhandled direction");
             }
         }
-	android.util.Log.d("bunchen","setOrientationHint "+rotation);
-	rotation=180;
+        if(readCameraflag()) rotation=180;
+        Log.d(TAG, "bunchen setOrientationHint "+rotation);
         mMediaRecorder.setOrientationHint(rotation);
 
         try {