Camera: Avoid preview restart after capture if possible

- If the camera supports implicit preview
  restart after image capture, then this
  sequence will be skipped in order to improve
  KPI.

Change-Id: I13b52255f1aa82805a67ad688a9964f84a447d5a

1 files changed, 15 insertions, 0 deletions

diff --git a/src/com/android/camera/CameraSettings.java b/src/com/android/camera/CameraSettings.java
index 2c205e0b5..92e5de4ff 100644
--- a/src/com/android/camera/CameraSettings.java
+++ b/src/com/android/camera/CameraSettings.java
@@ -111,6 +111,10 @@ public class CameraSettings {
     public static final String KEY_QC_FACE_RECOGNITION = "face-recognition";
     public static final String KEY_QC_DIS_MODE = "dis";
 
+    public static final String KEY_INTERNAL_PREVIEW_RESTART = "internal-restart";
+    private static final String TRUE = "true";
+    private static final String FALSE = "false";
+
     //for flip
     public static final String KEY_QC_PREVIEW_FLIP = "preview-flip";
     public static final String KEY_QC_VIDEO_FLIP = "video-flip";
@@ -819,4 +823,15 @@ public class CameraSettings {
         }
         return DEFAULT_VIDEO_DURATION * 1000;
     }
+
+    public static boolean isInternalPreviewSupported(Parameters params) {
+        boolean ret = false;
+        if (null != params) {
+            String val = params.get(KEY_INTERNAL_PREVIEW_RESTART);
+            if ((null != val) && (TRUE.equals(val))) {
+                ret = true;
+            }
+        }
+        return ret;
+    }
 }