VT: SFP: Implements interface for RTP parameters.

RTP parameters will be given to NuPlayer like below.
This is same like how setParameters() working in case of
StagefrightRecorder

 video-param-decoder-profile=1;\
 video-param-decoder-level=512;\
 rtp-param-local-ip=127.0.0.1;\
 rtp-param-local-port=1234;\
 rtp-param-remote-ip=127.0.0.2;\
 rtp-param-remote-port=4321

NuPlayer will create RTPSource.class instance as a part
of a source component of media engine if it gets RTPParams
from application layer.

Bug: 121230209
Change-Id: If04ebb09d4f28d8eeb6a1a920a833129828a6ac4
Signed-off-by: Byeongjo Park <bjo.park@samsung.com>
diff --git a/media/libmedia/IMediaPlayer.cpp b/media/libmedia/IMediaPlayer.cpp
index 20bc23d..7eadd25 100644
--- a/media/libmedia/IMediaPlayer.cpp
+++ b/media/libmedia/IMediaPlayer.cpp
@@ -40,6 +40,7 @@
     SET_DATA_SOURCE_FD,
     SET_DATA_SOURCE_STREAM,
     SET_DATA_SOURCE_CALLBACK,
+    SET_DATA_SOURCE_RTP,
     SET_BUFFERING_SETTINGS,
     GET_BUFFERING_SETTINGS,
     PREPARE_ASYNC,
@@ -161,6 +162,15 @@
         return reply.readInt32();
     }
 
+    status_t setDataSource(const String8& rtpParams) {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        data.writeString8(rtpParams);
+        remote()->transact(SET_DATA_SOURCE_RTP, data, &reply);
+
+        return reply.readInt32();
+    }
+
     // pass the buffered IGraphicBufferProducer to the media player service
     status_t setVideoSurfaceTexture(const sp<IGraphicBufferProducer>& bufferProducer)
     {
@@ -685,6 +695,12 @@
             }
             return NO_ERROR;
         }
+        case SET_DATA_SOURCE_RTP: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            const String8& rtpParams = data.readString8();
+            reply->writeInt32(setDataSource(rtpParams));
+            return NO_ERROR;
+        }
         case SET_VIDEO_SURFACETEXTURE: {
             CHECK_INTERFACE(IMediaPlayer, data, reply);
             sp<IGraphicBufferProducer> bufferProducer =