优化了bitmap的回收

imageVideoBanner/src/main/java/com/widget/imagevideobanner/banner/ImageVideoBanner.java

@@ -36,7 +36,7 @@ import java.util.concurrent.ScheduledExecutorService;
 import wseemann.media.FFmpegMediaMetadataRetriever;
 
 
-public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageChangeListener, com.widget.imagevideobanner.banner.ImageVideoFragment.OnVideoCompletionListener {
+public class ImageVideoBanner extends FrameLayout implements ViewPager.OnPageChangeListener, com.widget.imagevideobanner.banner.ImageVideoFragment.OnVideoCompletionListener {
     private static final int UPTATE_VIEWPAGER = 0;
     private ViewPager mViewPager;
     private List<BannerBean> mList = new ArrayList<>();
@@ -58,7 +58,7 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
         super(context, attrs);
         mContext = context;
         TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.banner);
-        period = typedArray.getInt(R.styleable.banner_period,5000);
+        period = typedArray.getInt(R.styleable.banner_period, 5000);
         typedArray.recycle();
         initView(context);
 
@@ -67,7 +67,7 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
     private void initView(Context context) {
         View view = LayoutInflater.from(context).inflate(R.layout.banner_imge_video, this, true);
         mViewPager = view.findViewById(R.id.view_pager);
-        mAdapter = new ViewsPagerAdapter(((FragmentActivity)context).getSupportFragmentManager());
+        mAdapter = new ViewsPagerAdapter(((FragmentActivity) context).getSupportFragmentManager());
         mViewPager.setAdapter(mAdapter);
         mViewPager.setOnPageChangeListener(this);
         //ViewPager手势滑动禁用
@@ -79,26 +79,25 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
         });
 
 
-
     }
 
-    public void replaceData(List<com.widget.imagevideobanner.bean.BannerBean> listBean){
+    public void replaceData(List<com.widget.imagevideobanner.bean.BannerBean> listBean) {
         mAdapter.replaceData(listBean);
     }
 
-    public void addData(List<com.widget.imagevideobanner.bean.BannerBean> listBean){
+    public void addData(List<com.widget.imagevideobanner.bean.BannerBean> listBean) {
         mAdapter.addData(listBean);
     }
 
     /**
-     *  初始化视频的Bitmap
+     * 初始化视频的Bitmap
      */
     private void initBannerBitmap() {
-        if(mList.size() == 0){
+        if (mList.size() == 0) {
             return;
         }
-        for(BannerBean bannerBean : mList){
-            if(bannerBean.getType() == 1 && null == bannerBean.getLoadingImage()){
+        for (BannerBean bannerBean : mList) {
+            if (bannerBean.getType() == 1 && null == bannerBean.getLoadingImage()) {
                 setLoadingImages(bannerBean);
             }
         }
@@ -107,9 +106,10 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
 
     /**
      * 获取视频的第一帧作为截图
+     *
      * @param bannerBean
      */
-    private void setLoadingImages(final BannerBean bannerBean){
+    private void setLoadingImages(final BannerBean bannerBean) {
         if (sExecutor == null) {
             sExecutor = Executors.newScheduledThreadPool(5);
         }
@@ -118,17 +118,18 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
             public Boolean call() {
                 try {
                     String url = bannerBean.getUrl();
-                    if(!url.contains("android.resource")){
+                    if (!url.contains("android.resource")) {
                         FFmpegMediaMetadataRetriever mmr = new FFmpegMediaMetadataRetriever();
                         mmr.setDataSource(url);
                         mmr.extractMetadata(FFmpegMediaMetadataRetriever.METADATA_KEY_ALBUM);
                         mmr.extractMetadata(FFmpegMediaMetadataRetriever.METADATA_KEY_ARTIST);
                         Bitmap b = mmr.getFrameAtTime(); // frame at 2 seconds
-                        bannerBean.setLoadingImage( BitmapUtils.getBytes(b));
+                        bannerBean.setLoadingImage(BitmapUtils.getBytes(b));
+                        b.recycle();
                         mmr.release();
                     }
                     return true;
-                }catch (Exception e){
+                } catch (Exception e) {
                     return false;
                 }
             }
@@ -143,7 +144,6 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
     }
 
 
-
     @Override
     public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
 
@@ -153,7 +153,7 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
     public void onPageSelected(int position) {
         autoCurrIndex = position;
 //        Toast.makeText(context,"position="+position,Toast.LENGTH_SHORT).show();
-        if(mList.get(position).getType() ==1){
+        if (mList.get(position).getType() == 1) {
             //如果是视频
             stopBanner();
         }
@@ -180,7 +180,7 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
         }
     };
 
-    public void stopBanner(){
+    public void stopBanner() {
         if (timer != null) {
             timer.cancel();
             timer = null;
@@ -194,25 +194,25 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
     /**
      * 设置轮播图 图片展示间隔
      */
-    public void setPeriod(int period ){
-       this.period = period;
+    public void setPeriod(int period) {
+        this.period = period;
     }
 
-    public void startBanner(){
+    public void startBanner() {
         //如果第一页是视频  不用定时器
-        if(mList.get(0).getType() == 0){
+        if (mList.get(0).getType() == 0) {
             startBanner(period);
         }
     }
 
-    public void startBanner(long delay){
+    public void startBanner(long delay) {
         stopBanner();
         timer = new Timer();
         createTimerTask();//创建定时器
-        timer.schedule(timerTask,delay,period);
+        timer.schedule(timerTask, delay, period);
     }
 
-    public void createTimerTask(){
+    public void createTimerTask() {
         timerTask = new TimerTask() {
             @Override
             public void run() {
@@ -229,7 +229,7 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
 
     @Override
     public void onVideoCompletion(MediaPlayer mp) {
-        if(mList.size() ==1){
+        if (mList.size() == 1) {
             //当集合中只有一个视频时，循环播放
             mAdapter.getFragment().circulationPlayer();
         }
@@ -241,9 +241,10 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
         startBanner(0);
     }
 
-    private final class ViewsPagerAdapter extends FragmentStatePagerAdapter{
+    private final class ViewsPagerAdapter extends FragmentStatePagerAdapter {
         private com.widget.imagevideobanner.banner.ImageVideoFragment fragment;
         private FragmentManager fm;
+
         public ViewsPagerAdapter(FragmentManager fm) {
             super(fm);
             this.fm = fm;
@@ -255,18 +256,19 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
             fragment.setOnVideoCompletionListener(ImageVideoBanner.this);
             com.widget.imagevideobanner.bean.BannerBean bannerBean = mList.get(position);
             Bundle bundle = new Bundle();
-            bundle.putSerializable("bannerBean",bannerBean);
-            bundle.putBoolean("loop",getLoop());
+            bundle.putSerializable("bannerBean", bannerBean);
+            bundle.putBoolean("loop", getLoop());
             fragment.setArguments(bundle);
             return fragment;
         }
 
         /**
-         *  只有1个视频的时候循环播放
+         * 只有1个视频的时候循环播放
+         *
          * @return
          */
         private boolean getLoop() {
-            if(mList.size() == 1 && mList.get(0).getType() == 1){
+            if (mList.size() == 1 && mList.get(0).getType() == 1) {
                 return true;
             }
             return false;
@@ -285,19 +287,19 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
             return super.getItemPosition(object);
         }
 
-        public void replaceData(List<BannerBean> listBean){
+        public void replaceData(List<BannerBean> listBean) {
             // 新数据和原来数据对比，不一致才去刷新
             boolean change = compareData(listBean);
-            if(!change){
+            if (!change) {
                 notifyDataSetChanged();
 //                startBanner();
                 return;
             }
-            if(null != listBean){
+            if (null != listBean) {
                 mList.clear();
                 addData(listBean);
                 //如果第一张是图片 需要开启定时器
-                if(listBean.get(0).getType() == 0){
+                if (listBean.get(0).getType() == 0) {
                     startBanner();
                 }
                 autoCurrIndex = 0;
@@ -307,18 +309,19 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
 
 
         /**
-          * 对比数据
-          * @param listBean
+         * 对比数据
+         *
+         * @param listBean
          * @return
          */
-        private boolean compareData(List<BannerBean> listBean){
-            if(listBean == null || listBean.size() == 0){
+        private boolean compareData(List<BannerBean> listBean) {
+            if (listBean == null || listBean.size() == 0) {
                 return false;
             }
-            if(listBean.size() == mList.size()){
-                for(int i = 0 ; i < mList.size() ; i++){
-                    if(mList.get(i).getType() != listBean.get(i).getType()
-                            || !mList.get(i).getUrl().equals(listBean.get(i).getUrl())){
+            if (listBean.size() == mList.size()) {
+                for (int i = 0; i < mList.size(); i++) {
+                    if (mList.get(i).getType() != listBean.get(i).getType()
+                            || !mList.get(i).getUrl().equals(listBean.get(i).getUrl())) {
                         return true;
                     }
                 }
@@ -328,8 +331,8 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
         }
 
 
-        public void addData(List<BannerBean> listBean){
-            if(null != listBean){
+        public void addData(List<BannerBean> listBean) {
+            if (null != listBean) {
                 mList.addAll(listBean);
             }
             initBannerBitmap();
@@ -341,6 +344,5 @@ public class ImageVideoBanner extends FrameLayout implements  ViewPager.OnPageCh
         }
 
 
-
     }
 }

imageVideoBanner/src/main/java/com/widget/imagevideobanner/banner/ImageVideoFragment.java

 package com.widget.imagevideobanner.banner;
 
+import android.graphics.Bitmap;
 import android.graphics.Color;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
 import android.media.MediaPlayer;
 import android.net.Uri;
 import android.os.Bundle;
@@ -88,10 +91,10 @@ public class ImageVideoFragment extends Fragment {
                 view = LayoutInflater.from(getActivity()).inflate(R.layout.item_image_view, container, false);
                 ImageView imageView = view.findViewById(R.id.iv);
                 File file = new File(bannerBean.getUrl());
-                if(file.exists()){
+                if (file.exists()) {
                     Glide.with(container.getContext()).load(file)
                             .into(imageView);
-                }else {
+                } else {
                     Glide.with(container.getContext()).load(bannerBean.getUrl())
                             .into(imageView);
                 }
@@ -116,21 +119,20 @@ public class ImageVideoFragment extends Fragment {
      */
     public void setPicture() {
         //视频未加载完成，使用菊花
-       if(bannerBean.getLoadingImage() == null){
-           if(bannerBean.getUrl().contains("android.resource")){
-               ivWaitLoading.setVisibility(View.VISIBLE);
-               ivWaitLoading.setImageResource(R.drawable.guide_defaut);
-               llWaitLoading.setVisibility(View.GONE);
-           }else{
-               ivWaitLoading.setVisibility(View.GONE);
-               llWaitLoading.setVisibility(View.VISIBLE);
-           }
-       }else{//加载完成使用首帧图片
-           ivWaitLoading.setVisibility(View.VISIBLE);
-           ivWaitLoading.setImageBitmap(BitmapUtils.getBitmap(bannerBean.getLoadingImage()));
-           llWaitLoading.setVisibility(View.GONE);
-
-       }
+        if (bannerBean.getLoadingImage() == null) {
+            if (bannerBean.getUrl().contains("android.resource")) {
+                ivWaitLoading.setVisibility(View.VISIBLE);
+                ivWaitLoading.setImageResource(R.drawable.guide_defaut);
+                llWaitLoading.setVisibility(View.GONE);
+            } else {
+                ivWaitLoading.setVisibility(View.GONE);
+                llWaitLoading.setVisibility(View.VISIBLE);
+            }
+        } else {//加载完成使用首帧图片
+            ivWaitLoading.setVisibility(View.VISIBLE);
+            ivWaitLoading.setImageBitmap(BitmapUtils.getBitmap(bannerBean.getLoadingImage()));
+            llWaitLoading.setVisibility(View.GONE);
+        }
     }
 
 
@@ -142,7 +144,7 @@ public class ImageVideoFragment extends Fragment {
             mVideoView.requestFocus();
             try {
                 mVideoView.setVideoURI(Uri.parse(bannerBean.getUrl()));
-            }catch (Exception e){
+            } catch (Exception e) {
 
             }
             mVideoView.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
@@ -221,7 +223,7 @@ public class ImageVideoFragment extends Fragment {
     public void startPlayer() {
         if (null != mVideoView) {
 //            setWaitLoading();
-            Log.e(TAG, "startPlayer "+currentPosition);
+            Log.e(TAG, "startPlayer " + currentPosition);
             mVideoView.setBackgroundColor(Color.TRANSPARENT);
             mVideoView.seekTo(currentPosition);
             mVideoView.start();
@@ -265,7 +267,7 @@ public class ImageVideoFragment extends Fragment {
 
     private void pausePlayer() {
         if (null != mVideoView) {
-            Log.e(TAG, "pausePlayer 当前进度是"+mVideoView.getCurrentPosition());
+            Log.e(TAG, "pausePlayer 当前进度是" + mVideoView.getCurrentPosition());
             mVideoView.setBackgroundColor(getResources().getColor(R.color.white));
             playerPaused = true;
             this.currentPosition = mVideoView.getCurrentPosition();
@@ -351,6 +353,21 @@ public class ImageVideoFragment extends Fragment {
         sendPauseVideoMsg();
     }
 
+    @Override
+    public void onDestroyView() {
+        if (ivWaitLoading != null) {
+            Drawable drawable = ivWaitLoading.getDrawable();
+            ivWaitLoading.setImageDrawable(null);
+            if (drawable instanceof BitmapDrawable) {
+                Bitmap bm = ((BitmapDrawable) drawable).getBitmap();
+                if (!bm.isRecycled()) {
+                    bm.recycle();
+                }
+            }
+        }
+        super.onDestroyView();
+    }
+
     @Override
     public void onDestroy() {
         super.onDestroy();