lexo_ttplayer_decryption 1.1.2

This plugin is developed based on the Flutter plugin of Volcano VOD SDK, supports video decryption

example/lib/main.dart

// ignore_for_file: prefer_const_constructors, unused_import

import 'dart:io';
import 'dart:ui';
import 'dart:convert';
import 'package:connectivity_plus/connectivity_plus.dart';
import 'package:flutter/material.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:path_provider/path_provider.dart';
import 'package:lexo_ttplayer_decryption/ve_vod.dart';
import 'package:vod_player_flutter_example/component/generic_text_button_item.dart';
import 'package:vod_player_flutter_example/global_configuration.dart';
import 'package:vod_player_flutter_example/home/play_setting_page.dart';
import 'package:vod_player_flutter_example/platform_keys.dart';
import 'package:vod_player_flutter_example/short_video_play_scene.dart';
import 'package:vod_player_flutter_example/short_video/short_video_feed_item.dart';
import 'package:vod_player_flutter_example/short_video/short_video_feed_util.dart';
import 'package:vod_player_flutter_example/test_entry/test_entry.dart';
import 'package:vod_player_flutter_example/video_preload.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'package:vod_player_flutter_example/long_video/long_video_page.dart';
import 'package:vod_player_flutter_example/mini_drama/mini_drama_scene.dart';
import 'package:vod_player_flutter_example/utils/network_utils.dart';

void main() async {
  if (Platform.isAndroid) {
    WidgetsFlutterBinding.ensureInitialized();
  }

  runApp(const MyApp());
  DartPluginRegistrant.ensureInitialized();
}

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  List<ShortVideoFeedItem>? shortVideofeedlist;
  List<dynamic>? miniDramaEpisodes;
  final String _appID = '229234';

  @override
  void initState() {
    super.initState();

    initPlatformState();

    Connectivity()
        .onConnectivityChanged
        .listen((List<ConnectivityResult> result) async {
      if (result.contains(ConnectivityResult.none)) {
        Fluttertoast.showToast(
            msg: "网络连接失败，请稍后重试", gravity: ToastGravity.CENTER);
      } else {
        Fluttertoast.showToast(
            msg: "网络恢复，重新获取Feed", gravity: ToastGravity.CENTER);
        // 确保配置已加载后再获取数据
        await GlobalConfiguration.initSharedPreferences();
        fetchShortVideoFeed();
        fetchMiniDramaEpisodes();
      }
      // Received changes in available connectivity types!
    });
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  Future<void> initPlatformState() async {
    await GlobalConfiguration.initSharedPreferences();
    // Detect byteplus flag from compile-time environment variable
    const String? byteplusEnable = String.fromEnvironment('BYTEPLUS_ENABLE');
    if (byteplusEnable == 'true') {
      GlobalConfiguration.isByteplusEnable = true;
    }
    // open log module
    await FlutterTTSDKManager.openAllLog();
    // regist log callback
    TTFLogger.onLog = (logLevel, msg) {
      print(msg);
    };

    // download
    TTVideoEngineDownloadTaskManager.enableHlsProxy(true);
    String docDir;
    if (Platform.isIOS) {
      docDir = (await getApplicationDocumentsDirectory()).path;
    } else {
      docDir = (await getDownloadsDirectory())!.path;
    }
    docDir = "$docDir/vevod_download";
    TTVideoEngineDownloadTaskManager.setDownloadDirectory(docDir);

    // setup
    String licPath = 'assets/VEVod.license';
    // please replace it with current channel, example "App Store" for iOS
    String channel = Platform.isAndroid ? 'demo_channel_android' : 'App Store';
    TTSDKVodConfiguration vodConfig = TTSDKVodConfiguration();
    vodConfig.cacheMaxSize = 300 * 1024 * 1024;
    TTSDKConfiguration sdkConfig =
        TTSDKConfiguration.defaultConfigurationWithAppIDAndLicPath(
            appID: _appID, licenseFilePath: licPath, channel: channel);
    sdkConfig.vodConfiguration = vodConfig;
    sdkConfig.appName = "bytevod_flutter_demo";
    sdkConfig.appVersion = "1.1.1";
    // sdkConfig.appRegion =
    //     TTSDKServiceVendor.TTSDKServiceVendorMYA; // 接入海外地域必填；不填写默认华北
    await FlutterTTSDKManager.startWithConfiguration(sdkConfig);
    // init startup auto select strategy

    if (GlobalConfiguration.enableStartupAutoSelectBitrate) {
      await FlutterTTSDKManager.initStartupAutoSelectStrategy();
    }
    // deviceID
    FlutterTTSDKManager.setCurrentUserUniqueID('test_1234');
    String? uniqueID = await FlutterTTSDKManager.getCurrentUserUniqueID();
    String? deviceID = await FlutterTTSDKManager.getDeviceID();
    String? engineUniqueId = await FlutterTTSDKManager.getEngineUniqueId();
    print(
        "TTF -- uniqueId:$uniqueID deviceId:$deviceID engineUniqueId:$engineUniqueId");

    // strategy
    updateStrategy();

    // download
    updateDownloader();

    if (!mounted) return;
    setState(() {});
  }

  Future<void> updateDownloader() async {
    TTVideoEngineDownloadTaskManager.setMaxDownloadOperationCount(3); // 最大并发下载数
    TTVideoEngineDownloadTaskManager.setLimitFreeDiskSize(
        1024 * 1024 * 1024); // 空闲磁盘空间大小
    TTVideoEngineDownloadTaskManager.setLimitFreeDiskCount(500); // 空闲磁盘空间文件数
    TTVideoEngineDownloadTaskManager.loadAllTask();
  }

  Future<void> updateStrategy() async {
    if (GlobalConfiguration.enableStrategyPreload &&
        GlobalConfiguration.enableStrategyPreRender) {
      TTVideoEngineStrategy.enableEngineStrategy(
          strategyType: TTVideoEngineStrategyType.preloadAndPreRender,
          scene: TTVideoEngineStrategyScene.smallVideo);
      _enableEnginePreRenderStrategy(true);
    } else if (GlobalConfiguration.enableStrategyPreload) {
      TTVideoEngineStrategy.enableEngineStrategy(
          strategyType: TTVideoEngineStrategyType.preload,
          scene: TTVideoEngineStrategyScene.smallVideo);
    } else if (GlobalConfiguration.enableStrategyPreRender) {
      TTVideoEngineStrategy.enableEngineStrategy(
          strategyType: TTVideoEngineStrategyType.preRender,
          scene: TTVideoEngineStrategyScene.smallVideo);
      _enableEnginePreRenderStrategy(true);
    } else {
      TTVideoEngineStrategy.clearAllEngineStrategy();
    }
  }

  Future<void> fetchShortVideoFeed() async {
    if (shortVideofeedlist != null) {
      return;
    }
    ShortVideoFeedUtil.requestFeed((List<ShortVideoFeedItem>? feedlist) {
      if (feedlist != null) {
        setState(() {
          shortVideofeedlist = feedlist;
          Fluttertoast.showToast(
              msg: "获取小视频数据成功", gravity: ToastGravity.CENTER);
        });
      } else {
        Fluttertoast.showToast(
            msg: "获取数据异常，请退出重试", gravity: ToastGravity.CENTER);
      }
    });
  }

  Future<void> fetchMiniDramaEpisodes() async {
    if (miniDramaEpisodes != null) {
      return;
    }
    final bool useVidSource = GlobalConfiguration.miniDramaVideoSourceType == 0;
    final String apiUrl = useVidSource
        ? 'https://vevod-demo-server.volcvod.com/api/drama/episode/v1/getEpisodeFeedStreamWithPlayAuthToken'
        : 'https://vevod-demo-server.volcvod.com/api/drama/episode/v1/getDramaEpisodeWithVideoModel';

    final episodes = await NetworkUtils.postRequestForResult(
      apiUrl,
      {
        'authorId': 'mini-drama-video',
        'needSsl': true,
        'dramaId': '3',
        'offset': 0,
        'pageSize': 50,
        'format': GlobalConfiguration.miniDramaVideoFormat,
      },
      errorMessage: '获取短剧数据失败',
    );

    if (episodes != null) {
      Fluttertoast.showToast(msg: "获取短剧数据成功", gravity: ToastGravity.CENTER);
      setState(() {
        miniDramaEpisodes = episodes;
      });
    }
  }

  Future<void> _enableEnginePreRenderStrategy(bool enable) async {
    if (enable) {
      TTVideoEngineStrategy.init();

      TTVideoEngineStrategy.onCreatePreRenderEngine = ((source) async {
        VodPlayerFlutter player = VodPlayerFlutter();
        String coreHashHex =
            await player.createPlayer(vid: source.getVid, preCreated: true);
        player.setMediaSource(source);
        player.setHardwareDecode(GlobalConfiguration.isHardwareDecode);
        player.setTrackVolumeEnabled(GlobalConfiguration.isTrackVolume);
        player.setScalingMode(
            TTVideoEngineScalingMode.TTVideoEngineScalingModeAspectFit);
        player.openTextureRender(!GlobalConfiguration.closeTextureRender);
        player.setLooping(true);
        player.setCustomHeader('x-tt-flutter-test-demo', '1');
        print(
            'TTF -- TTVideoEngineStrategyPreRender onCreatePreRenderEngine, hashCode:${player.hashCode} engine:$coreHashHex vid:${source.getVid}');
        return player;
      });

      TTVideoEngineStrategy.onPlayerCreated = ((player) {
        if (player != null) {
          print('TTF ---o onPlayerCreated, hashCode ' +
              player.hashCode.toString());
        }
      });

      print('TTF -- TTVideoEngineStrategyPreRender - init end');
    }
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
        home: Builder(
      builder: (context) => Scaffold(
        backgroundColor: const Color.fromRGBO(244, 245, 247, 1),
        body: ListView(
          padding: EdgeInsets.zero,
          children: [
            Container(
              height: 280,
              color: Colors.transparent,
              child: Stack(
                children: [
                  Image.asset(
                    'assets/images/icon_home_background.png',
                  ),
                  const Positioned(
                    top: 180,
                    left: 30,
                    child: Text('视频点播',
                        style: TextStyle(
                            color: Colors.black,
                            fontSize: 24,
                            fontWeight: FontWeight.bold)),
                  ),
                  const Positioned(
                    top: 220,
                    left: 30,
                    child: Text('体验一站式视频解决方案',
                        style: TextStyle(color: Colors.black, fontSize: 16)),
                  ),
                ],
              ),
            ),
            GenericTextButtonItem(
                iconAssetPath: 'assets/images/icon_short.png',
                buttonText: '小视频（竖屏类抖音）',
                onPressed: () {
                  if (shortVideofeedlist == null) {
                    Fluttertoast.showToast(msg: "暂无数据 请稍后重试");
                  } else {
                    if (_appID.isEmpty) {
                      Fluttertoast.showToast(
                          msg:
                              "Please contact Volcano Engine Business to get the demo AppId and License.",
                          gravity: ToastGravity.CENTER);
                      return;
                    }
                    Navigator.push(
                      context,
                      MaterialPageRoute(
                        builder: (context) => ShortVideoScene(
                          feedlist: shortVideofeedlist!,
                        ),
                      ),
                    );
                  }
                }),
            SizedBox(height: 10),
            GenericTextButtonItem(
                iconAssetPath: 'assets/images/icon_short.png',
                buttonText: '短剧',
                onPressed: () {
                  if (miniDramaEpisodes == null) {
                    Fluttertoast.showToast(
                        msg: '暂无数据 请稍后重试', gravity: ToastGravity.CENTER);
                  } else {
                    Navigator.push(
                      context,
                      MaterialPageRoute(
                        builder: (context) => MiniDramaScene(
                          initialEpisodesJson: miniDramaEpisodes,
                        ),
                      ),
                    );
                  }
                }),
            SizedBox(height: 10),
            GenericTextButtonItem(
                iconAssetPath: 'assets/images/icon_test.png',
                buttonText: '长视频',
                onPressed: () {
                  Navigator.push(
                    context,
                    MaterialPageRoute(
                      builder: (context) => const LongVideoPage(),
                    ),
                  );
                }),
            SizedBox(height: 10),
            GenericTextButtonItem(
                iconAssetPath: 'assets/images/icon_test.png',
                buttonText: '测试',
                onPressed: () {
                  Navigator.push(
                    context,
                    MaterialPageRoute(
                      builder: (context) => const TestPage(),
                    ),
                  );
                }),
            SizedBox(height: 10),
            GenericTextButtonItem(
                iconAssetPath: 'assets/images/icon_setting.png',
                buttonText: '播放设置',
                onPressed: () {
                  Navigator.push(
                    context,
                    MaterialPageRoute(
                      builder: (context) => const PlaySettingPage(),
                    ),
                  );
                }),
            SizedBox(height: 20),
            Container(
              height: 75,
              margin: const EdgeInsets.symmetric(horizontal: 10),
              alignment: Alignment.center,
              child: Column(
                mainAxisAlignment: MainAxisAlignment.center,
                crossAxisAlignment: CrossAxisAlignment.center,
                children: const [
                  Text(
                      'byteplus_vod version: ${FlutterTTSDKManager.TTSDK_FLUTTER_VERSION}',
                      style: TextStyle(
                          color: Color.fromRGBO(170, 170, 170, 1),
                          fontSize: 14,
                          fontWeight: FontWeight.w300)),
                  Text('BytePlus Pte Ltd.',
                      style: TextStyle(
                          color: Color.fromRGBO(170, 170, 170, 1),
                          fontSize: 14,
                          fontWeight: FontWeight.w300)),
                ],
              ),
            )
          ],
        ),
      ),
    ));
  }
}