libvlcjni: return the index in the playlist from readMedia

vlc-android/jni/libvlcjni.c

@@ -609,7 +609,7 @@ static void create_player_and_play(JNIEnv* env, jobject thiz,
     libvlc_media_list_player_play_item_at_index(p_mlp, position);
 }
 
-void Java_org_videolan_vlc_LibVLC_readMedia(JNIEnv *env, jobject thiz,
+jint Java_org_videolan_vlc_LibVLC_readMedia(JNIEnv *env, jobject thiz,
                                             jlong instance, jstring mrl, jboolean novideo)
 {
     /* Create a new item */
@@ -636,6 +636,8 @@ void Java_org_videolan_vlc_LibVLC_readMedia(JNIEnv *env, jobject thiz,
     libvlc_media_release(m);
 
     create_player_and_play(env, thiz, instance, position);
+
+    return position;
 }
 
 void Java_org_videolan_vlc_LibVLC_playIndex(JNIEnv *env, jobject thiz,

vlc-android/src/org/videolan/vlc/LibVLC.java

@@ -247,9 +247,9 @@ public class LibVLC {
     /**
      * Read a media.
      */
-    public void readMedia(String mrl, boolean novideo) {
+    public int readMedia(String mrl, boolean novideo) {
         Log.v(TAG, "Reading " + mrl);
-        readMedia(mLibVlcInstance, mrl, novideo);
+        return readMedia(mLibVlcInstance, mrl, novideo);
     }
 
     /**
@@ -324,8 +324,9 @@ public class LibVLC {
      * Read a media
      * @param instance: the instance of libVLC
      * @param mrl: the media mrl
+     * @return the position in the playlist
      */
-    private native void readMedia(long instance, String mrl, boolean novideo);
+    private native int readMedia(long instance, String mrl, boolean novideo);
 
     /**
      * Play an index in the native media list (playlist)