VT: Change socket option to REUSEADDR

The last commit to open sockets for RTP is not reliable.
Recorder(Tx)/Player(Rx) opened same port for itself by using SO_REUSEPORT option.
This makes socket ambiguity problem so sometimes received packets flow in Recorder(Tx).

So changed socket option to SO_REUSEADDR and made socket different to solve ambiguity.
Tx sockets are opened for every foreign addresses.
Rx sockets are opened for just callee's addr:port by using connect().

The belows are result of netstat of UE when a call is established to itself.

+-----------------------------------------------------------------------------------+
|C:\> adb shell netstat -ul                                                         |
|Active Internet connections (only servers)                                         |
|    Proto Recv-Q  Send-Q    Local Address           Foreign Address         State  |
|    udp   327684     0      102.110.231.15:26300    0.0.0.0:*                      |
|    udp      0       0      102.110.231.15:26301    0.0.0.0:*                      |
+-----------------------------------------------------------------------------------+
                                    BEFORE

+-----------------------------------------------------------------------------------+
|C:\> adb shell netstat -ul                                                         |
|Active Internet connections (only servers)                                         |
|    Proto Recv-Q Send-Q    Local Address           Foreign Address         State   |
|    udp      0      0      102.110.231.15:26300    102.110.231.15:26301 ESTABLISHED|
|    udp      0      0      102.110.231.15:26301    102.110.231.15:26301 ESTABLISHED|
|    udp      0      0      102.110.231.15:26300    0.0.0.0:*                       |
|    udp      0      0      102.110.231.15:26301    0.0.0.0:*                       |
+-----------------------------------------------------------------------------------+
                                    AFTER

Merged-in: I6d2d50139743c38cd4280120e20511153b2daad3
Change-Id: I6d2d50139743c38cd4280120e20511153b2daad3
Signed-off-by: Kim Sungyeon <sy85.kim@samsung.com>
diff --git a/media/libstagefright/rtsp/ARTPConnection.cpp b/media/libstagefright/rtsp/ARTPConnection.cpp
index 01ce43b..1af9ac8 100644
--- a/media/libstagefright/rtsp/ARTPConnection.cpp
+++ b/media/libstagefright/rtsp/ARTPConnection.cpp
@@ -192,8 +192,8 @@
     }
 
     int sockopt = 1;
-    setsockopt(*rtpSocket, SOL_SOCKET, SO_REUSEPORT, (int *)&sockopt, sizeof(sockopt));
-    setsockopt(*rtcpSocket, SOL_SOCKET, SO_REUSEPORT, (int *)&sockopt, sizeof(sockopt));
+    setsockopt(*rtpSocket, SOL_SOCKET, SO_REUSEADDR, (int *)&sockopt, sizeof(sockopt));
+    setsockopt(*rtcpSocket, SOL_SOCKET, SO_REUSEADDR, (int *)&sockopt, sizeof(sockopt));
 
     int sizeSockSt = isIPv6 ? sizeof(addr6) : sizeof(addr4);
 
diff --git a/media/libstagefright/rtsp/ARTPWriter.cpp b/media/libstagefright/rtsp/ARTPWriter.cpp
index 5a12b2b..9111560 100644
--- a/media/libstagefright/rtsp/ARTPWriter.cpp
+++ b/media/libstagefright/rtsp/ARTPWriter.cpp
@@ -1164,8 +1164,8 @@
     CHECK_GE(mRTCPSocket, 0);
 
     int sockopt = 1;
-    setsockopt(mRTPSocket, SOL_SOCKET, SO_REUSEPORT, (int *)&sockopt, sizeof(sockopt));
-    setsockopt(mRTCPSocket, SOL_SOCKET, SO_REUSEPORT, (int *)&sockopt, sizeof(sockopt));
+    setsockopt(mRTPSocket, SOL_SOCKET, SO_REUSEADDR, (int *)&sockopt, sizeof(sockopt));
+    setsockopt(mRTCPSocket, SOL_SOCKET, SO_REUSEADDR, (int *)&sockopt, sizeof(sockopt));
 
     if (mIsIPv6) {
         memset(&mLocalAddr6, 0, sizeof(mLocalAddr6));
@@ -1207,7 +1207,7 @@
     if (bind(mRTPSocket, localAddr, sizeSockSt) == -1) {
         ALOGE("failed to bind rtp %s:%d err=%s", localIp.string(), localPort, strerror(errno));
     } else {
-        ALOGI("succeed to bind rtp %s:%d", localIp.string(), localPort);
+        ALOGD("succeed to bind rtp %s:%d", localIp.string(), localPort);
     }
 
     if (mIsIPv6)
@@ -1218,13 +1218,8 @@
     if (bind(mRTCPSocket, localAddr, sizeSockSt) == -1) {
         ALOGE("failed to bind rtcp %s:%d err=%s", localIp.string(), localPort + 1, strerror(errno));
     } else {
-        ALOGI("succeed to bind rtcp %s:%d", localIp.string(), localPort + 1);
+        ALOGD("succeed to bind rtcp %s:%d", localIp.string(), localPort + 1);
     }
-
-    if (mIsIPv6)
-        mLocalAddr6.sin6_port = htons((uint16_t)localPort);
-    else
-        mLocalAddr.sin_port = htons((uint16_t)localPort);
 }
 
 }  // namespace android