From 6ca2ccc20d75ac92e2423c71e03d04a579838050 Mon Sep 17 00:00:00 2001
From: junjiez <junjiez@codeaurora.org>
Date: Mon, 28 Nov 2016 14:09:34 +0800
Subject: SnapdragonCamera:Fix preview is flipped on 8996

Modidfy render script to implement flip another way
not 90 according to the camera mounting position.

Change-Id: Id6b305fd2b00bc4193f1ba73d4253794e04ee3a6
CRs-Fixed: 1087483
---
 rs/rotator.rs                                        | 20 +++++++++++++++-----
 .../camera/imageprocessor/FrameProcessor.java        |  9 ++++++---
 2 files changed, 21 insertions(+), 8 deletions(-)
 mode change 100644 => 100755 rs/rotator.rs
 mode change 100644 => 100755 src/com/android/camera/imageprocessor/FrameProcessor.java

diff --git a/rs/rotator.rs b/rs/rotator.rs
old mode 100644
new mode 100755
index 5a27e00f7..2c57951d6
--- a/rs/rotator.rs
+++ b/rs/rotator.rs
@@ -35,32 +35,42 @@ rs_allocation gIn;
 uint32_t width;
 uint32_t height;
 uint32_t pad;
-bool gFlip;
+uint32_t degree;
 
 uchar __attribute__((kernel)) rotate90andMerge(uint32_t x, uint32_t y) {
     uchar yValue = rsGetElementAt_uchar(gIn, x + y*width);
 
-    if(gFlip) {
+    if(degree == 180) {
         if(x >= width - pad)
             return (uchar)0;
         rsSetElementAt_uchar(gOut, yValue, (width-1-x-pad)*height + height - 1 - y);
-    } else {
+    } else if (degree == 90) {
         rsSetElementAt_uchar(gOut, yValue, x*height + height - 1 - y);
+    } else if (degree == 270) {
+        if(x >= width - pad)
+            return (uchar)0;
+        rsSetElementAt_uchar(gOut, yValue, (width-1-x-pad)*height + y);
     }
 
+
     if(x%2 == 0 && y%2 == 0) {
         uint32_t ySize = width*height;
         uint32_t index = ySize + x + ((y/2) * width);
         uchar vValue = rsGetElementAt_uchar(gIn, index);
         uchar uValue = rsGetElementAt_uchar(gIn, index + 1);
-        if(gFlip) {
+        if(degree == 180) {
             if(x >= width - pad)
                 return (uchar)0;
             rsSetElementAt_uchar(gOut, uValue, ySize + (width-2-x-pad)/2*height + height - 1 - y);
             rsSetElementAt_uchar(gOut, vValue, ySize + (width-2-x-pad)/2*height + height - 1 - y - 1);
-        } else {
+        } else if (degree == 90) {
             rsSetElementAt_uchar(gOut, uValue, ySize + x/2*height + height - 1 - y);
             rsSetElementAt_uchar(gOut, vValue, ySize + x/2*height + height - 1 - y - 1);
+        } else if (degree == 270) {
+            if(x >= (width - pad))
+                 return (uchar)0;
+            rsSetElementAt_uchar(gOut, uValue, ySize + (width-1-x-pad)/2*height + y -1);
+            rsSetElementAt_uchar(gOut, vValue, ySize + (width-1-x-pad)/2*height + y);
         }
     }
     return (uchar)0;
diff --git a/src/com/android/camera/imageprocessor/FrameProcessor.java b/src/com/android/camera/imageprocessor/FrameProcessor.java
old mode 100644
new mode 100755
index a2ae18c1c..5dc50c4e5
--- a/src/com/android/camera/imageprocessor/FrameProcessor.java
+++ b/src/com/android/camera/imageprocessor/FrameProcessor.java
@@ -40,6 +40,7 @@ import android.renderscript.Allocation;
 import android.renderscript.Element;
 import android.renderscript.RenderScript;
 import android.renderscript.Type;
+import android.util.Log;
 import android.util.Size;
 import android.view.Surface;
 import android.widget.Toast;
@@ -155,10 +156,12 @@ public class FrameProcessor {
         mRsRotator.set_width(width);
         mRsRotator.set_height(height);
         mRsRotator.set_pad(stridePad);
-        if(mModule.getMainCameraCharacteristics() != null &&
-                mModule.getMainCameraCharacteristics().get(CameraCharacteristics.SENSOR_ORIENTATION) == 270) {
-            mRsRotator.set_gFlip(true);
+        int degree = 90;
+        if(mModule.getMainCameraCharacteristics() != null) {
+            degree = mModule.getMainCameraCharacteristics().
+                    get(CameraCharacteristics.SENSOR_ORIENTATION);
         }
+        mRsRotator.set_degree(degree);
         mRsYuvToRGB.set_gIn(mProcessAllocation);
         mRsYuvToRGB.set_width(height);
         mRsYuvToRGB.set_height(width);
-- 
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