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id="iryaxjg" class="twoCol"><div id="clikmt7" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://m.cdcfah.com/cp/first-_cmgd/">傳媒、廣電</a>?<a href="http://m.cdcfah.com/cp/second-cmgd_bjzzsb/">編輯制作設備</a>?<a href="http://m.cdcfah.com/cp/third-bjzzsb_tjqht/">特技切換臺</a>?流媒體服務器供應商深圳市中科致遠供應</p><div id="ocol28c" class="leftbox clearfix"><h1>流媒體服務器供應商深圳市中科致遠供應</h1><div id="pz8tfbv" class="proBig"><div id="mwq7yi3" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973814140625/5497518.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="nc3oqcb" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973814140625/5497518.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="kujvkg7" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>流媒體服務器供應商,導播切換臺</p><p><span>***更新：</span>2020-12-04 07:15:15</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="wvnfczi" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市中科致遠數(shù)字技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>彭先生</p><p><span>郵箱: </span>SZKCE@126.COM</p><p><span>電話: </span>13267148828</p><p><span>傳真: </span>0755_66632010</p><p><span>網(wǎng)址: </span>https://www.yuanvideo.com</p><p><span>手機: </span>0755-66632010</p><p><span>地址: </span>深圳市寶安區(qū)西鄉(xiāng)街道寶民二路一號浩泰大廈802室 </p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="dwmebnk" class="page-proshow02"><p class="title">詳細說明</p><div id="lqsewik" class="box"><p><p style="text-indent:25px">導播切換臺是用于多攝像機演播室或外景制作，通過切，流媒體服務器供應商、疊畫、劃像來連接所選視頻，流媒體服務器供應商，進而創(chuàng)作和嵌入其他特技來完成節(jié)目制作的設備。導播切換臺的主要功能是給及時編輯提供方便，選擇各種視頻素材并通過過渡技巧將他們依次連接起來。導播切換臺的基本功能是：（1）從幾個視頻輸入中選擇一個合適的視頻素材；（2）在兩個視頻素材之間選擇基本轉(zhuǎn)換；（3）創(chuàng)造或接入特技。有些切換臺可以自動根據(jù)節(jié)目的視頻轉(zhuǎn)換節(jié)目的音頻，稱為AFV功能，流媒體服務器供應商。導播切換臺的面板有若干條總線，每條總線上有若干按鈕，每個按鈕對應一個輸入。有些導播切換臺可以自動根據(jù)節(jié)目的視頻轉(zhuǎn)換節(jié)目的音頻。流媒體服務器供應商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="流媒體服務器供應商,導播切換臺" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973814140625/5497518.png"></div><p style="text-indent:25px">導播切換臺切換原理：快切?？烨惺侵笍哪骋宦冯娨曅盘栐此查g切換到另一路電視信號源的過程，在電視屏幕上表現(xiàn)為一個畫面迅速轉(zhuǎn)換到另一個畫面。它是電視節(jié)目制作中使用比較多的切換方式。它是通過視頻開關(guān)實現(xiàn)的。為保證快切的播出質(zhì)量，避免畫面跳動、撕裂或出現(xiàn)切換雜波干擾，必須使切換在場消隱期間進行，也即是使視頻交叉點在場消隱期間發(fā)生狀態(tài)轉(zhuǎn)換。因此，控制視頻開關(guān)的控制電壓包含兩種信號:一種是操作面板.上送來的按鍵信號;另一種是場控脈沖，只有這兩個信號同時作用在視頻開關(guān)上，視頻開關(guān)才會出現(xiàn)狀態(tài)轉(zhuǎn)換。深圳企業(yè)直播系統(tǒng)導播切換臺的基本功能是從幾個視頻輸入中選擇一個合適的視頻素材。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="流媒體服務器供應商,導播切換臺" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973259316406/7137136.png"></div><p style="text-indent:25px">網(wǎng)絡導播切換臺作用特點：1.全接口支持，支持SDI、HDMI、VGA、CVBS等多種輸入源，對于各種輸入的信號能夠自動識別；2.支持單播、組播及廣播傳輸，支持UDP、RTSP、RTMP、HTTP、TS等多種流媒體協(xié)議，可直接向Flash Media Server、Aoku Media Server、RED5等流媒體服務器推送直播流，通過Windows Media Player，F(xiàn)lash Player、VLC等播放器進行觀看；3.系統(tǒng)采用高性能DSP處理芯片，導播效率及傳輸效率更高，實時性好，視頻、音頻同步性好，延時低于300ms；4.支持透明數(shù)據(jù)傳輸（RS232/RS485），支持標準云臺控制協(xié)議，能夠滿足多種應用；</p><p style="text-indent:25px">導播切換臺-劃像：劃像又稱為掃換、電子拉幕或分畫面特技，它是使一個畫面先以一定的形狀、大小出現(xiàn)于另一個畫面的某一部分，接著按此形狀使其面積不斷擴大，完全取代另一畫面。也可以這樣說，劃像就是整個屏幕被A、B兩個畫面所分割，分割的形狀由特技波形發(fā)生器提供的波形來決定，而且兩個分畫面的相對面積可通過拉桿電位器控制。實現(xiàn)劃像特技的基本原理為實現(xiàn)劃像特技，可以將視頻信號A和B分別通過兩個門控放大器后再相加。這兩個門控放大器所加的門控電壓又稱拉幕電壓，它們的波形相同，極性相反，頻率是行頻或場頻的整數(shù)倍。導播切換臺的慢切換是將兩路信號在幅度上進行分配組合。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="流媒體服務器供應商,導播切換臺" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973328750000/7181081.png"></div><p style="text-indent:25px">導播切換臺是電臺主持人的助手，幫助電臺主持人接聽聽眾電話，并選取電話接入直播間；幫助電臺主持人撥通嘉賓電話，并將電話接入直播間；幫助電臺主持人過濾掉和節(jié)目無關(guān)的電話、*擾電話、與國家法律法規(guī)相違背的電話；幫助電臺主持人抽取短信平臺幸運聽眾；幫助電臺主持人記錄聽眾電話；提醒電臺主持人電話接收和掛斷；幫助電臺主持人在節(jié)目出現(xiàn)問題時和技術(shù)部門聯(lián)系；幫助電臺主持人處理直播間外的其它事情。導播切換臺有專門的導播間，一般與直播間相鄰，能直接觀察直播間的一舉一動。導播切換臺一般通過電子傳話器與主持人進行溝通和聯(lián)系。導播切換臺是電臺主持人的必要助手。如想讓導播切換臺1號機播出，就按下1號機的按鈕。軟件導播臺多少錢</p><p style="text-indent:25px">導播切換臺通過疊畫可以使兩個畫面交換更加融洽，從而達到更多的藝術(shù)效果。流媒體服務器供應商</p><p style="text-indent:25px">在電視導播這種類型的拍攝中，各臺攝像機都不掛帶。各路視頻信號通過信號線傳輸?shù)揭粋€被稱為“導播切換臺”的設備上。由“電視節(jié)目制作人員”操作“導播切換臺”根據(jù)“電視表現(xiàn)規(guī)則”從多路信號中選擇一路輸出到錄像機。這樣拍攝完成后，也就完成了電視節(jié)目的初編。在多訊號導播過程中，對于不同鏡頭、不同機位的選擇，也決定了影視作品的畫面呈現(xiàn)度的表現(xiàn)力。這種現(xiàn)場切換工作就是“導播”，這個進行選擇信號的“電視節(jié)目制作人員”通常也被稱為“導播”。導播的責任是指揮“攝像師”進行拍攝，并進行現(xiàn)場切換。流媒體服務器供應商</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/2261686.html</p></div></div></div></div></div><div id="hroq79e" class="page-right twoColRt"><div id="uzgikby" class="box01 margin10 clearfix"><h3><a 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