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class="pic"><img src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973498632812/7820881.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="bv88cur" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973498632812/7820881.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rwb4acu" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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>廣州導(dǎo)播切換臺(tái)系統(tǒng),導(dǎo)播切換臺(tái)</p><p><span>***更新：</span>2020-11-05 05:16:51</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="b2sacur" 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(yuǎn)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(jī): </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(hào)浩泰大廈802室 </p><p>[當(dāng)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="bqi48gt" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="rgyspro" class="box"><p><p style="text-indent:25px">導(dǎo)播切換臺(tái)-亮度鍵：鍵信號(hào)根據(jù)鍵信號(hào)產(chǎn)生的方式不同，鍵控可以分為亮度鍵和色度鍵兩種。亮度鍵。亮度鍵又稱為黑白鍵，它利用鍵源視頻信號(hào)中的亮度分量來(lái)產(chǎn)生鍵信號(hào)。按照鍵源視頻信號(hào)的來(lái)源不同，廣州導(dǎo)播切換臺(tái)系統(tǒng)，亮度鍵又分為內(nèi)鍵和外鍵兩種方式，廣州導(dǎo)播切換臺(tái)系統(tǒng)。內(nèi)鍵也叫自鍵，它是以參與鍵控特技的其中一路信號(hào)作為鍵信號(hào)來(lái)分割畫面的特技，也就是說(shuō)鍵源與前景圖像是同一個(gè)圖像。內(nèi)鍵要求鍵源圖像每點(diǎn)的亮度必須比較均勻而且亮度對(duì)比度大，一般用于文字、符號(hào)或圖形的疊加，廣州導(dǎo)播切換臺(tái)系統(tǒng)。這是因?yàn)槲淖?、符?hào)是由基本上等亮度的筆劃組成的，符合內(nèi)鍵的要求。小型導(dǎo)播切換臺(tái)上有五種特技方式可供采用。廣州導(dǎo)播切換臺(tái)系統(tǒng)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州導(dǎo)播切換臺(tái)系統(tǒng),導(dǎo)播切換臺(tái)" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973498632812/7820881.png"></div><p style="text-indent:25px">網(wǎng)絡(luò)導(dǎo)播切換臺(tái)作用特點(diǎn)：1.輸出的視頻分辨率可自定義，并且支持同步輸出三種不同分辨率、三種不同碼率、三種不同協(xié)議的網(wǎng)絡(luò)視頻流，滿足不同條件下的網(wǎng)絡(luò)需求；2.提供**的解碼插件，支持http方式接入低延時(shí)解碼音視頻流，允許客戶端對(duì)正在直播的流進(jìn)行錄制，可設(shè)置錄制任務(wù)。3.提供客戶端SDK，可滿足客戶端解碼、錄制、云臺(tái)控制等多種需求；4.配備前置液晶面板，通過(guò)設(shè)備前置面板實(shí)現(xiàn)對(duì)設(shè)備的控制，也可以直接通過(guò)任意一臺(tái)聯(lián)網(wǎng)的計(jì)算機(jī)中的瀏覽器訪問(wèn)HT9001，實(shí)現(xiàn)對(duì)導(dǎo)播臺(tái)的控制；北京企業(yè)直播間設(shè)備導(dǎo)播切換臺(tái)用創(chuàng)作和嵌入其他特技來(lái)完成節(jié)目制作的設(shè)備。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州導(dǎo)播切換臺(tái)系統(tǒng),導(dǎo)播切換臺(tái)" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973731181641/6706964.png"></div><p style="text-indent:25px">高清導(dǎo)播切換臺(tái)的應(yīng)用方案：網(wǎng)絡(luò)直播。系統(tǒng)直帶三種直播流“直播服務(wù)器”，可實(shí)現(xiàn)導(dǎo)播機(jī)直接直播，當(dāng)觀看直播用戶量大時(shí)，或要轉(zhuǎn)播到外網(wǎng)時(shí)，系統(tǒng)提供MMS、FMS流。人們所了解的‘網(wǎng)絡(luò)直播’比較大優(yōu)點(diǎn)就在于直播的自主性：**可控的音視頻采集，完全不同于轉(zhuǎn)播電視信號(hào)的單一（況且觀看效果不如電視觀看的流暢）收看。它可以為***公開會(huì)議、**聽證會(huì)、法庭庭審直播、公務(wù)員考試培訓(xùn)、產(chǎn)品發(fā)布會(huì)、企業(yè)年會(huì)、行業(yè)年會(huì)、展會(huì)直播等電視媒體難以直播的應(yīng)用進(jìn)行直播。</p><p style="text-indent:25px">導(dǎo)播切換臺(tái)-劃像：劃像又稱為掃換、電子拉幕或分畫面特技，它是使一個(gè)畫面先以一定的形狀、大小出現(xiàn)于另一個(gè)畫面的某一部分，接著按此形狀使其面積不斷擴(kuò)大，完全取代另一畫面。也可以這樣說(shuō)，劃像就是整個(gè)屏幕被A、B兩個(gè)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(lái)決定，而且兩個(gè)分畫面的相對(duì)面積可通過(guò)拉桿電位器控制。實(shí)現(xiàn)劃像特技的基本原理為實(shí)現(xiàn)劃像特技，可以將視頻信號(hào)A和B分別通過(guò)兩個(gè)門控放大器后再相加。這兩個(gè)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(chǎng)頻的整數(shù)倍。導(dǎo)播切換臺(tái)有著以垂直左右劃變方式的特技。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州導(dǎo)播切換臺(tái)系統(tǒng),導(dǎo)播切換臺(tái)" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973625849609/3706579.png"></div><p style="text-indent:25px">一個(gè)完整的導(dǎo)播切換臺(tái)除了具有.上述的特技電路外，還包括復(fù)雜的系統(tǒng)控制和同步發(fā)生器等。導(dǎo)播切換臺(tái)系統(tǒng)控制系統(tǒng)控制用于對(duì)導(dǎo)播切換臺(tái)的各部分功能電路進(jìn)行控制操作。主要包括:(1)控制導(dǎo)播切換臺(tái)的主機(jī)和控制面板之間的通訊。(2)具有記憶(存儲(chǔ))單元的切換臺(tái)其系統(tǒng)控制單元又具有接受記憶(存儲(chǔ))單元的指令和實(shí)行程序化自動(dòng)操作的功能。(3)為了遙控編輯方便，許多導(dǎo)播切換臺(tái)都有與編輯機(jī)的接口，因此系統(tǒng)控制單元還能接受外部編輯機(jī)送來(lái)的遙控指令，實(shí)施遙控操作。導(dǎo)播切換臺(tái)的基本功創(chuàng)造或接入特技。廣州導(dǎo)播切換臺(tái)系統(tǒng)</p><p style="text-indent:25px">導(dǎo)播切換臺(tái)的黑下是從一個(gè)正在播出的圖像變成黑場(chǎng)。廣州導(dǎo)播切換臺(tái)系統(tǒng)</p><p style="text-indent:25px">高清導(dǎo)播切換臺(tái)系統(tǒng)介紹：虛擬演播廳：具有易用的摳像功能，虛擬背景支持采集的實(shí)時(shí)視頻、播放的視頻文件、圖片支持藍(lán)、紅、綠3色背景摳像及三色混合摳像，完美實(shí)現(xiàn)虛擬演播廳效果。簡(jiǎn)單易用，摳像效果好。支持透明度和閥值調(diào)節(jié)，支持摳區(qū)域排除和區(qū)域選擇功能。遠(yuǎn)程連線：通過(guò)網(wǎng)絡(luò)連接遠(yuǎn)程端視頻信號(hào)，并采集到本地通道，可實(shí)現(xiàn)遠(yuǎn)程互動(dòng)?？捎糜诖笮屯頃?huì)直播、遠(yuǎn)程互動(dòng)訪談活動(dòng)及新聞***現(xiàn)場(chǎng)，使活動(dòng)參與性增強(qiáng)，且操作簡(jiǎn)單安全。廣州導(dǎo)播切換臺(tái)系統(tǒng)</p><p style="text-indent:25px">深圳市中科致遠(yuǎn)數(shù)字技術(shù)有限公司位于深圳市寶安區(qū)西鄉(xiāng)街道寶民二路一號(hào)浩泰大廈802室。公司業(yè)務(wù)涵蓋采集卡，視頻編碼器，直播設(shè)備，導(dǎo)播切換臺(tái)等，價(jià)格合理，品質(zhì)有保證。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠(chéng)信為本的理念，打造數(shù)碼、電腦良好品牌。中科致遠(yuǎn)立足于全國(guó)市場(chǎng)，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來(lái)源地址: http://m.cdcfah.com/cp/1855254.html</p></div></div></div></div></div><div id="ota9m3n" class="page-right twoColRt"><div id="rbtdac2" class="box01 margin10 clearfix"><h3><a 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