直播基本实现

Posted 2020-07-30

基本架构

1、使用SurfaceView在UI层面展示视频
2、通过JNI调用C代码控制视频的播放、停止

基本功能

1、从服务器获取正则直播的主播的列表信息

2、进入直播界面

3、可获取的主播信息

Activity_列表

public class MainActivity extends Activity {
    public static final String SERVER_URL = "api.95xiu.com";//"tapi.95xiu.com"
    public static final String RQ_LIVE = "/show/anchor_list_v3.php";
    private List<LiveBean> mList;
    private GridView gridView;
    private MyBaseAdapter adapter;
    private DisplayImageOptions options;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);//取消标题栏
        ImageLoader.getInstance().init(new ImageLoaderConfiguration.Builder(this).build());
        options = new DisplayImageOptions.Builder().cacheInMemory(true).cacheOnDisk(true)//将图片缓存到内存和硬盘中
                .showImageOnLoading(R.drawable.live_icon_default).showImageOnFail(R.drawable.live_icon_default)//加载中、加载错误时显示的图片
                .bitmapConfig(Bitmap.Config.RGB_565).build();
        setContentView(R.layout.layout_main);
        mList = new ArrayList<LiveBean>();
        loadingData();
        gridView = (GridView) findViewById(R.id.gv);
        adapter = new MyBaseAdapter();
        gridView.setAdapter(adapter);
    }
    private void loadingData() {
        RequestParams requestParams = new RequestParams();
        requestParams.put("page_index", "0");//非必须
        requestParams.put("version", "1");//非必须
        AsyncHttpHelper.get(SERVER_URL,RQ_LIVE, requestParams, new OnHttpListener<JSONObject>() {//http://api.95xiu.com/show/anchor_list_v3.php
            @Override
            public void onHttpListener(boolean httpSuccessed, JSONObject obj) {
                if (httpSuccessed) {
                    Log.i("bqt", obj.toString());
                    if (obj.optInt("result") == 1) {
                        JSONArray arr = obj.optJSONArray("user_info");
                        if (arr != null && arr.length() > 0) {
                            for (int i = 0; i < arr.length(); i++) {
                                JSONObject jObject = arr.optJSONObject(i);
                                mList.add(new LiveBean(jObject.optString("anchor_image"), jObject.optString("nickname"), jObject.optString("live_num")//
                                        , jObject.optString("uid")));
                            }
                            Log.i("bqt", "数据个数：" + mList.size());
                        }
                        adapter.notifyDataSetChanged();
                    }
                }
            }
        });
    }
    public class MyBaseAdapter extends BaseAdapter {
        private ViewHolder mViewHolder;
        @Override
        public int getCount() {
            return mList == null ? 0 : mList.size();
        }
        @Override
        public Object getItem(int position) {
            return mList == null ? null : mList.get(position);
        }
        @Override
        public long getItemId(int position) {
            return position;
        }
        @Override
        public View getView(final int position, View convertView, ViewGroup parent) {
            if (convertView != null) mViewHolder = (ViewHolder) convertView.getTag();
            else {
                convertView = LayoutInflater.from(MainActivity.this).inflate(R.layout.item, null);
                mViewHolder = new ViewHolder();
                mViewHolder.iv_head = (ImageView) convertView.findViewById(R.id.iv_anchor_img);
                mViewHolder.tv_name = (TextView) convertView.findViewById(R.id.tv_anchor_name);
                mViewHolder.tv_audience_num = (TextView) convertView.findViewById(R.id.tv_audience_num);
                mViewHolder.iv_rankingLev = (ImageView) convertView.findViewById(R.id.iv_rankingLev);
                mViewHolder.iv_moods = (ImageView) convertView.findViewById(R.id.iv_moods);
                mViewHolder.iv_coverage = (ImageView) convertView.findViewById(R.id.iv_coverage);
                convertView.setTag(mViewHolder);
            }
            if (mList != null) {
                ImageLoader.getInstance().displayImage(mList.get(position).anchor_image, mViewHolder.iv_head, options);
                mViewHolder.tv_name.setText(mList.get(position).nickname);
                mViewHolder.tv_audience_num.setText(mList.get(position).live_num);
                if (position == 0) mViewHolder.iv_rankingLev.setVisibility(View.VISIBLE);
                else mViewHolder.iv_rankingLev.setVisibility(View.INVISIBLE);
                if (position == 0 || position == 1 || position == 3 || position == 6) mViewHolder.iv_moods.setVisibility(View.VISIBLE);
                else mViewHolder.iv_moods.setVisibility(View.INVISIBLE);
                mViewHolder.iv_coverage.setOnClickListener(new OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        Intent intent = new Intent(MainActivity.this, LiveActivity.class);
                        intent.putExtra("anchorId", mList.get(position).anchorId);
                        Log.i("bqt", "主播ID：" + mList.get(position).anchorId);
                        startActivity(intent);
                    }
                });
            }
            return convertView;
        }
    }
    public static class ViewHolder {
        public ImageView iv_head;//主播头像
        public TextView tv_name;//主播名字
        public TextView tv_audience_num;//直播间人数
        public ImageView iv_rankingLev;//排名
        public ImageView iv_moods;//人气等标签
        public ImageView iv_coverage;//背景框
    }
}
class LiveBean {
    public String anchor_image;
    public String nickname;
    public String live_num;
    public String anchorId;
    public LiveBean(String anchor_image, String nickname, String live_num, String anchorId) {
        super();
        this.anchor_image = anchor_image;
        this.nickname = nickname;
        this.live_num = live_num;
        this.anchorId = anchorId;
    }
}

布局

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:baselineAligned="false"
    android:background="#fff"
    android:orientation="horizontal" >
    <GridView
        android:id="@+id/gv"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:cacheColorHint="#00000000"
        android:listSelector="#00000000"
        android:verticalSpacing="5dp"
        android:horizontalSpacing="5dp"
        android:descendantFocusability ="beforeDescendants"
        android:numColumns="2" />
</LinearLayout>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/rl_item"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="#fbf7ed" >
    <ImageView
        android:id="@+id/iv_anchor_img"
        android:layout_width="match_parent"
        android:layout_height="130dp"
        android:layout_alignParentTop="true"
        android:scaleType="fitXY"
        android:src="@drawable/live_icon_default" />
    <ImageView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@id/iv_anchor_img"
        android:background="@drawable/main_live_head_bg" />
    <TextView
        android:id="@+id/tv_audience_num"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@id/iv_anchor_img"
        android:layout_alignParentLeft="true"
        android:layout_marginBottom="4dp"
        android:drawableLeft="@drawable/living_true"
        android:drawablePadding="4dp"
        android:ellipsize="end"
        android:gravity="center"
        android:paddingLeft="8dp"
        android:singleLine="true"
        android:text="111"
        android:textColor="#00f"
        android:textSize="12sp" />
    <TextView
        android:id="@+id/tv_anchor_name"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignBottom="@id/tv_audience_num"
        android:layout_alignParentRight="true"
        android:layout_marginLeft="5dp"
        android:layout_toRightOf="@id/tv_audience_num"
        android:ellipsize="end"
        android:gravity="right"
        android:paddingRight="8dp"
        android:singleLine="true"
        android:text="这是主播主播主播"
        android:textColor="#fff"
        android:textSize="12sp" />
    <ImageView
        android:id="@+id/iv_rankingLev"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:layout_marginLeft="4dp"
        android:layout_marginTop="8dp"
        android:src="@drawable/live_ranking1" />
    <ImageView
        android:id="@+id/iv_moods"
        android:layout_width="40dp"
        android:layout_height="17dp"
        android:layout_alignParentRight