From 59c1a935295cb30c2ba2f759855e89c174b42a07 Mon Sep 17 00:00:00 2001
From: Dave Sparks <davidsparks@android.com>
Date: Wed, 8 Jul 2009 15:56:53 -0700
Subject: Add timestamps to video frames to improve A/V sync. Bug 1927069.

---
 libs/ui/Camera.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'libs/ui/Camera.cpp')

diff --git a/libs/ui/Camera.cpp b/libs/ui/Camera.cpp
index 975594f39e11..5015379d3142 100644
--- a/libs/ui/Camera.cpp
+++ b/libs/ui/Camera.cpp
@@ -310,6 +310,19 @@ void Camera::dataCallback(int32_t msgType, const sp<IMemory>& dataPtr)
     }
 }
 
+// callback from camera service when timestamped frame is ready
+void Camera::dataCallbackTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr)
+{
+    sp<CameraListener> listener;
+    {
+        Mutex::Autolock _l(mLock);
+        listener = mListener;
+    }
+    if (listener != NULL) {
+        listener->postDataTimestamp(timestamp, msgType, dataPtr);
+    }
+}
+
 void Camera::binderDied(const wp<IBinder>& who) {
     LOGW("ICamera died");
     notifyCallback(CAMERA_MSG_ERROR, CAMERA_ERROR_SERVER_DIED, 0);
-- 
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