libmediaplayerservice: Add new player for DASH

- Add new player factory to support dash playback.
- DASH urls end with .mpd. When media player receives
  an url with .mpd, it will use new factory to instantiate the player
  to be used for supporting DASH playback.

Change-Id: I69e5a08fb2baf89d97b1e0711dbe52a8b1c39c29

3 files changed, 27 insertions, 0 deletions

diff --git a/include/media/MediaPlayerInterface.h b/include/media/MediaPlayerInterface.h
index a7570d6..00d53af 100644
--- a/include/media/MediaPlayerInterface.h
+++ b/include/media/MediaPlayerInterface.h
@@ -50,6 +50,7 @@ enum player_type {
     // The shared library with the test player is passed passed as an
     // argument to the 'test:' url in the setDataSource call.
     TEST_PLAYER = 5,
+    DASH_PLAYER = 6,
 };
 
 
diff --git a/media/libmediaplayerservice/Android.mk b/media/libmediaplayerservice/Android.mk
index a583d48..1cc21d6 100644
--- a/media/libmediaplayerservice/Android.mk
+++ b/media/libmediaplayerservice/Android.mk
@@ -35,6 +35,7 @@ LOCAL_SHARED_LIBRARIES :=       \
     libstagefright_omx          \
     libstagefright_wfd          \
     libutils                    \
+    libdl                       \
     libvorbisidec               \
 
 LOCAL_STATIC_LIBRARIES :=       \
diff --git a/media/libmediaplayerservice/MediaPlayerFactory.cpp b/media/libmediaplayerservice/MediaPlayerFactory.cpp
index 3f69c11..57f6743 100644
--- a/media/libmediaplayerservice/MediaPlayerFactory.cpp
+++ b/media/libmediaplayerservice/MediaPlayerFactory.cpp
@@ -30,6 +30,7 @@
 #include "TestPlayerStub.h"
 #include "StagefrightPlayer.h"
 #include "nuplayer/NuPlayerDriver.h"
+#include <dlfcn.h>
 
 namespace android {
 
@@ -334,6 +335,30 @@ void MediaPlayerFactory::registerBuiltinFactories() {
     registerFactory_l(new SonivoxPlayerFactory(), SONIVOX_PLAYER);
     registerFactory_l(new TestPlayerFactory(), TEST_PLAYER);
 
+    const char* FACTORY_LIB           = "libdashplayer.so";
+    const char* FACTORY_CREATE_FN     = "CreateDASHFactory";
+
+    MediaPlayerFactory::IFactory* pFactory  = NULL;
+    void* pFactoryLib = NULL;
+    typedef MediaPlayerFactory::IFactory* (*CreateDASHDriverFn)();
+
+    pFactoryLib = ::dlopen(FACTORY_LIB, RTLD_LAZY);
+    if (pFactoryLib == NULL) {
+        ALOGE("Failed to open FACTORY_LIB Error : %s ",::dlerror());
+    } else {
+        CreateDASHDriverFn pCreateFnPtr;
+        pCreateFnPtr = (CreateDASHDriverFn) dlsym(pFactoryLib, FACTORY_CREATE_FN);
+        if (pCreateFnPtr == NULL) {
+            ALOGE("Could not locate pCreateFnPtr");
+        } else {
+            pFactory = pCreateFnPtr();
+            if(pFactory == NULL) {
+                ALOGE("Failed to invoke CreateDASHDriverFn...");
+            } else {
+                registerFactory_l(pFactory,DASH_PLAYER);
+            }
+        }
+    }
     sInitComplete = true;
 }