motion photo 的播放-解决轮播图里视频播放报错问题

hss01248 · Sep 20, 2024 · 7ed6f13 · 7ed6f13
1 parent 3001489
commit 7ed6f13
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Showing 2 changed files with 59 additions and 24 deletions.
diff --git a/bigimageviewpager/src/main/java/com/hss01248/bigimageviewpager/MyLargeImageView.java b/bigimageviewpager/src/main/java/com/hss01248/bigimageviewpager/MyLargeImageView.java
@@ -454,7 +454,17 @@ private void loadMotionVideo(String uri) {
         LargeImageViewer.fadeToGone(jpgView,300);
         //jpgView.setVisibility(GONE);
         File file = new File(motionVideoPath);
-        if(player ==null){
+
+        if(player !=null){
+            if(player.isPlaying()){
+                player.stop();
+            }else if(player.isLoading()){
+                player.stop();
+            }
+            player.release();
+            player = null;
+        }
+
              player = new ExoPlayer.Builder(getContext())
                     .build();
             playerView.setPlayer(player);
@@ -475,39 +485,44 @@ public void onPlayerError(PlaybackException error) {
                 }
             };
              player.addListener(listener);
-
             player.setPlayWhenReady(true);
             player.setRepeatMode(Player.REPEAT_MODE_OFF);
-        }else{
-            player.removeListener(listener);
-            listener = new Player.Listener() {
-                @Override
-                public void onPlaybackStateChanged(int playbackState) {
-                    Player.Listener.super.onPlaybackStateChanged(playbackState);
-                    if(playbackState == Player.STATE_ENDED ){
-                        loadLocal(uri,false,false);
-                    }
-                }
 
-                @Override
-                public void onPlayerError(PlaybackException error) {
-                    Player.Listener.super.onPlayerError(error);
-                    LogUtils.w(error);
-                    loadLocal(uri,false,false);
-                }
-            };
-            player.addListener(listener);
+
+        //sending message to a Handler on a dead thread
+        try{
+            //IllegalStateException: Handler (android.os.Handler) {674e76a} sending message to a Handler on a dead thread
+            player.setMediaItem(MediaItem.fromUri(Uri.fromFile(file)));
+            player.prepare();
+        }catch (Throwable throwable){
+            LogUtils.w(throwable);
+            player.release();
+            player = null;
+            loadLocal(uri,false,false);
+        }
+
+    }
+
+    public void pausePlayer(){
+        if(player !=null){
+            if(player.isPlaying() || player.isLoading()){
+                player.stop();
+            }
+            player.release();
+            player = null;
         }
-        player.setMediaItem(MediaItem.fromUri(Uri.fromFile(file)));
-        player.prepare();
     }
 
     @Override
     protected void onDetachedFromWindow() {
         super.onDetachedFromWindow();
+        LogUtils.w("onDetachedFromWindow-"+this);
         try {
             if(player !=null){
-               // player.release();
+                if(player.isPlaying()){
+                    player.stop();
+                }
+                player.release();
             }
         }catch (Throwable throwable){
             LogUtils.w(throwable);

diff --git a/bigimageviewpager/src/main/java/com/hss01248/bigimageviewpager/MyLargeViewPagerHolder.java b/bigimageviewpager/src/main/java/com/hss01248/bigimageviewpager/MyLargeViewPagerHolder.java
@@ -110,7 +110,25 @@ public void onPageSelected(int position) {
                 showInfo(position, uris);
                 LogUtils.d(position,"onPageSelected");
                 MyLargeImageView imageView = (MyLargeImageView) viewMap.get(position);
-                imageView.loadUri(uris.get(position),true);
+                if(imageView !=null){
+                    imageView.loadUri(uris.get(position),true);
+                }else {
+                    LogUtils.w("imageView ==null",position);
+                }
+                //前后两个播放器停止
+                int pre = position-1;
+                MyLargeImageView imageViewPre = (MyLargeImageView) viewMap.get(pre);
+                if(imageViewPre !=null){
+                    imageViewPre.pausePlayer();
+                }
+
+                int next = position+1;
+                MyLargeImageView imageViewNext= (MyLargeImageView) viewMap.get(next);
+                if(imageViewNext !=null){
+                    imageViewNext.pausePlayer();
+                }
+
+
             }
 
             @Override
@@ -125,6 +143,8 @@ public void onPageScrollStateChanged(int state) {
         viewPager.setAdapter(pagerAdapter);
         pagerAdapter.notifyDataSetChanged();
 
+        //一般来说是先instantiateItem后onPageSelected,
+        // 但setCurrentItem这个方法会先触发onPageSelected,后触发instantiateItem
         viewPager.setCurrentItem(pair.first);
 
         showInfo(pair.first,uris);