bada开发：播放实时rtsp流
bada是三星公司自主开发的移动操作系统，它的特点是配置灵活、用户交互性好、面向服务，非常重视SNS集成和地理位置服务应用。bada的设计目标是开创人人能用智能手机的时代。本文介绍了如何在bada平台实现播放实时rtsp流。使用Osp::Media::Player类
[*]The supported formats in streaming
[*]
[*]Video : H.264, H.263, MPEG4
[*]
[*]Audio : AMR-NB, AAC, AAC+, EAAC+
[*]
[*]The supported protocol in streaming
[*]
[*]RTSP
[*]
[*]{
[*]
[*]
[*]__pPanel= new OverlayPanel();
[*]
[*]__pPanel->Construct(Rectangle(0,58,480,560));
[*]
[*]AddControl(*__pPanel);
[*]
[*]__pPlayer = new Player();
[*]
[*]Osp::Graphics::BufferInfo bufferInfo;
[*]
[*]r = __pPanel->GetBackgroundBufferInfo(bufferInfo);
[*]
[*]__pListener = new VideoPlayerListener;
[*]
[*]r = __pPlayer->Construct(*__pListener, &bufferInfo);
[*]
[*]VideoPlayerPlay()；
[*]
[*]}
[*]
[*]
[*]
[*]void
[*]
[*]VideoPlayerForm::VideoPlayerPlay()
[*]
[*]{
[*]
[*]result r = E_SUCCESS;
[*]
[*]if(openFlag == false)
[*]
[*]{
[*]
[*]String resolveString(L"rtsp://***");
[*]
[*]Uri baseUri;
[*]
[*]baseUri.SetUri(resolveString);
[*]
[*]r = __pPlayer->OpenUrl(baseUri);
[*]
[*]r = __pPlayer->Play();
[*]
[*]openFlag = true;
[*]
[*]}
[*]
[*]else
[*]
[*]{
[*]
[*]AppLog("file being played");
[*]
[*]}
[*]
[*]}
[*]
[*]//因为播放的是实时流媒体，暂停时直接停止，再次恢复时重新建立连接(调用VideoPlayerPlay())
[*]
[*]void
[*]
[*]VideoPlayerForm::VideoPlayerPause()
[*]
[*]{
[*]
[*]result r = E_SUCCESS;
[*]
[*]PlayerState nowState = __pPlayer->GetState();
[*]
[*]if(nowState == PLAYER_STATE_PLAYING)
[*]
[*]{
[*]
[*]AppLog("stop");
[*]
[*]r = __pPlayer->Stop();
[*]
[*]if(IsFailed(r))
[*]
[*]{
[*]
[*]AppLog(">>>>>> (VideoPlayer::VideoPlayerStop) Stop has failed: %s\n", GetErrorMessage(r));
[*]
[*]return;
[*]
[*]}
[*]
[*]r = __pPlayer->Close();
[*]
[*]if(IsFailed(r))
[*]
[*]{
[*]
[*]AppLog(">>>>>> (VideoPlayer::VideoPlayerStop) Close has failed: %s\n", GetErrorMessage(r));
[*]
[*]return;
[*]
[*]}
[*]
[*]openFlag = false;
[*]
[*]}
[*]
[*]else
[*]
[*]{
[*]
[*]AppLog("file does not play");
[*]
[*]}
[*]
[*]}
【编辑推荐】
[*]官方文档：什么是bada?
[*]官方文档：bada API参考资料
[*]bada开发简介：控件的使用
[*]三星bada学习笔记：HelloWorld篇
[*]从开发到售卖 三星bada应用程序创建完整流程
<DIV align=right>【责任编辑：小野 TEL：（010）68476606】
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