MainActivity.java

package com.halzhang.android.examples.webviewsample;

import android.net.http.SslError;
import android.os.Build;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.webkit.SslErrorHandler;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import com.halzhang.android.examples.webviewsmaple.R;

public class MainActivity extends AppCompatActivity {

    private static final String WEB_LIVE_URL = "http://mapp.edu24ol.com/wap/m_live?course_id=6285&free=1";
    private static final String TAG = "WebLive";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        WebView webView = (WebView) findViewById(R.id.web_view);
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
            WebView.setWebContentsDebuggingEnabled(true);
        }
        WebSettings settings = webView.getSettings();
        settings.setSupportZoom(true);
        settings.setBuiltInZoomControls(true);
        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.GINGERBREAD_MR1) {
            settings.setDisplayZoomControls(false);
        }
        settings.setJavaScriptEnabled(true);
        settings.setUseWideViewPort(true);
        settings.setLoadWithOverviewMode(true);
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
            //enable video auto play
            settings.setMediaPlaybackRequiresUserGesture(false);
        }
        webView.setWebViewClient(new WebViewClient() {
            @Override
            public boolean shouldOverrideUrlLoading(WebView view, String url) {
                Log.w(TAG, "shouldOverrideUrlLoading: " + url);
                view.loadUrl(url);
                return true;
            }

            @Override
            public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
                handler.proceed();
            }

            @Override
            public void onPageFinished(WebView view, String url) {
                //call js function，video play
                view.loadUrl("javascript:(function() { document.getElementsByTagName('video')[0].play(); })()");
            }
        });

        webView.loadUrl(WEB_LIVE_URL);
    }
}