[Android] jni: expand subitems

Edward Wang git at videolan.org
Wed Jul 24 06:38:58 CEST 2013


vlc-ports/android | branch: master | Edward Wang <edward.c.wang at compdigitec.com> | Sun Jul 21 14:27:40 2013 -0400| [73be7a36a4e98846c906bff3350e206ce520c78b] | committer: Sébastien Toque

jni: expand subitems

Signed-off-by: Sébastien Toque <xilasz at gmail.com>

> http://git.videolan.org/gitweb.cgi/vlc-ports/android.git/?a=commit;h=73be7a36a4e98846c906bff3350e206ce520c78b
---

 vlc-android/jni/libvlcjni.c                        |   33 +++++++++
 vlc-android/src/org/videolan/libvlc/LibVLC.java    |   11 ++-
 vlc-android/src/org/videolan/vlc/AudioService.java |   77 +++++++++++++-------
 3 files changed, 94 insertions(+), 27 deletions(-)

diff --git a/vlc-android/jni/libvlcjni.c b/vlc-android/jni/libvlcjni.c
index dfbfd76..d9a6036 100644
--- a/vlc-android/jni/libvlcjni.c
+++ b/vlc-android/jni/libvlcjni.c
@@ -709,6 +709,39 @@ static void create_player_and_play(JNIEnv* env, jobject thiz,
     libvlc_media_player_play(mp);
 }
 
+jboolean Java_org_videolan_libvlc_LibVLC_expandMedia(JNIEnv *env, jobject thiz)
+{
+    int current_position = getInt(env, thiz, "mInternalMediaPlayerIndex");
+    libvlc_media_list_t* p_mlist = getMediaList(env, thiz);
+    libvlc_media_list_lock(p_mlist);
+    libvlc_media_t* p_md = libvlc_media_list_item_at_index(p_mlist, current_position);
+    libvlc_media_list_unlock(p_mlist);
+    libvlc_media_list_t* p_subitems = libvlc_media_subitems(p_md);
+    libvlc_media_release(p_md);
+    if(p_subitems) {
+        // Expand any subitems if needed
+        int subitem_count = libvlc_media_list_count(p_subitems);
+        if(subitem_count > 0) {
+            LOGD("Found %d subitems, expanding", subitem_count);
+            libvlc_media_list_lock(p_mlist);
+            for(int i = subitem_count - 1; i >= 0; i--) {
+                libvlc_media_list_insert_media(p_mlist, libvlc_media_list_item_at_index(p_subitems, i), current_position+1);
+            }
+            libvlc_media_list_remove_index(p_mlist, current_position);
+            libvlc_media_list_unlock(p_mlist);
+        }
+        libvlc_media_list_release(p_subitems);
+        if(subitem_count > 0) {
+            create_player_and_play(env, thiz,
+                getLong(env, thiz, "mLibVlcInstance"), current_position);
+            return JNI_TRUE;
+        } else
+            return JNI_FALSE;
+    } else {
+        return JNI_FALSE;
+    }
+}
+
 jint Java_org_videolan_libvlc_LibVLC_readMedia(JNIEnv *env, jobject thiz,
                                             jlong instance, jstring mrl, jboolean novideo)
 {
diff --git a/vlc-android/src/org/videolan/libvlc/LibVLC.java b/vlc-android/src/org/videolan/libvlc/LibVLC.java
index b47f9d4..837aad1 100644
--- a/vlc-android/src/org/videolan/libvlc/LibVLC.java
+++ b/vlc-android/src/org/videolan/libvlc/LibVLC.java
@@ -1,7 +1,7 @@
 /*****************************************************************************
  * LibVLC.java
  *****************************************************************************
- * Copyright © 2010-2012 VLC authors and VideoLAN
+ * Copyright © 2010-2013 VLC authors and VideoLAN
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU Lesser General Public License as published by
@@ -572,6 +572,15 @@ public class LibVLC {
      */
     public native void getMediaListItems(ArrayList<String> arl);
 
+     /**
+      * A function to flatten the playlist. This function checks the
+      * currently playing media. If there are any subitems, it will
+      * expand them and replace the current media.
+      *
+      * @return true if a media was expanded, false otherwise
+      */
+    public native boolean expandMedia();
+
     /**
      * Return the length of the stream, in milliseconds
      */
diff --git a/vlc-android/src/org/videolan/vlc/AudioService.java b/vlc-android/src/org/videolan/vlc/AudioService.java
index 4ef38f9..3e0ca04 100644
--- a/vlc-android/src/org/videolan/vlc/AudioService.java
+++ b/vlc-android/src/org/videolan/vlc/AudioService.java
@@ -1,7 +1,7 @@
 /*****************************************************************************
  * AudioService.java
  *****************************************************************************
- * Copyright © 2011-2012 VLC authors and VideoLAN
+ * Copyright © 2011-2013 VLC authors and VideoLAN
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -415,6 +415,7 @@ public class AudioService extends Service {
 
                     service.changeAudioFocus(true);
                     service.setRemoteControlClientPlaybackState(EventHandler.MediaPlayerPlaying);
+                    service.showNotification();
                     if (!service.mWakeLock.isHeld())
                         service.mWakeLock.acquire();
                     break;
@@ -639,34 +640,58 @@ public class AudioService extends Service {
     }
 
     private void next() {
-        int index = mMediaList.indexOf(mCurrentMedia);
-        mPrevious.push(mCurrentMedia);
-        if (mRepeating == RepeatType.Once && index < mMediaList.size())
-            mCurrentMedia = mMediaList.get(index);
-        else if (mShuffling && mPrevious.size() < mMediaList.size()) {
-            while (mPrevious.contains(mCurrentMedia = mMediaList
-                           .get((int) (Math.random() * mMediaList.size()))))
-                ;
-        } else if (!mShuffling && index < mMediaList.size() - 1) {
-            mCurrentMedia = mMediaList.get(index + 1);
+        // Try to expand any items present
+        if(mLibVLC.expandMedia()) {
+            Log.d(TAG, "Found subitems, updating media display");
+            ArrayList<String> mediaPathList = new ArrayList<String>();
+            mLibVLC.getMediaListItems(mediaPathList);
+            int pos = mMediaList.indexOf(mCurrentMedia);
+            mMediaList.clear();
+            mPrevious.clear();
+
+            for(int i = 0; i < mediaPathList.size(); i++)
+                mMediaList.add(new Media(mediaPathList.get(i), i));
+            mCurrentMedia = mMediaList.get(pos);
+            mLibVLCPlaylistActive = true;
+            final AudioService service = this;
+            mVlcEventHandler.postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    service.executeUpdate();
+                }
+            }, 1000);
         } else {
-            if (mRepeating == RepeatType.All && mMediaList.size() > 0)
-                mCurrentMedia = mMediaList.get(0);
-            else {
-                stop();
-                return;
+            // No subitems; play the next item.
+            int index = mMediaList.indexOf(mCurrentMedia);
+            mPrevious.push(mCurrentMedia);
+            if (mRepeating == RepeatType.Once && index < mMediaList.size())
+                mCurrentMedia = mMediaList.get(index);
+            else if (mShuffling && mPrevious.size() < mMediaList.size()) {
+                while (mPrevious.contains(mCurrentMedia = mMediaList
+                               .get((int) (Math.random() * mMediaList.size()))))
+                    ;
+            } else if (!mShuffling && index < mMediaList.size() - 1) {
+                mCurrentMedia = mMediaList.get(index + 1);
+            } else {
+                if (mRepeating == RepeatType.All && mMediaList.size() > 0)
+                    mCurrentMedia = mMediaList.get(0);
+                else {
+                    stop();
+                    return;
+                }
+            }
+            if(mLibVLCPlaylistActive) {
+                if(mRepeating == RepeatType.None)
+                    mLibVLC.next();
+                else if(mRepeating == RepeatType.Once)
+                    mLibVLC.playIndex(index);
+                else
+                    mLibVLC.playIndex(mMediaList.indexOf(mCurrentMedia));
+            } else {
+                mLibVLC.readMedia(mCurrentMedia.getLocation(), true);
             }
         }
-        if(mLibVLCPlaylistActive) {
-            if(mRepeating == RepeatType.None)
-                mLibVLC.next();
-            else if(mRepeating == RepeatType.Once)
-                mLibVLC.playIndex(index);
-            else
-                mLibVLC.playIndex(mMediaList.indexOf(mCurrentMedia));
-        } else {
-            mLibVLC.readMedia(mCurrentMedia.getLocation(), true);
-        }
+
         mHandler.sendEmptyMessage(SHOW_PROGRESS);
         setUpRemoteControlClient();
         showNotification();



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