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深圳市中科致遠(yuǎn)供應(yīng)</h1><div id="g77xoaj" class="proBig"><div id="s8y2x3t" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973731181641/6706964.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="qyuyzar" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973731181641/6706964.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8223vuq" 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>廣州直播攝像機(jī),導(dǎo)播切換臺(tái)</p><p><span>***更新：</span>2020-09-25 03:19:36</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="iq7em33" 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="jrd2ik7" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="85ftkgm" class="box"><p><p style="text-indent:25px">隨著流媒體高科技產(chǎn)品技術(shù)不斷發(fā)展，網(wǎng)絡(luò)直播在各個(gè)領(lǐng)域應(yīng)用也隨著發(fā)展更加頻繁，高清導(dǎo)播臺(tái)在網(wǎng)絡(luò)直播視頻傳輸中至關(guān)重要。對(duì)于網(wǎng)絡(luò)直播來(lái)說(shuō)，必備四要素——網(wǎng)絡(luò)、采集端、導(dǎo)播臺(tái)、直播平臺(tái)云服務(wù)，廣州直播攝像機(jī)。直播導(dǎo)播切換臺(tái)接口有SDI，廣州直播攝像機(jī)、HDMI、VGA等。在選擇導(dǎo)播切換臺(tái)過(guò)程中，要選擇具備專業(yè)的自主研發(fā)團(tuán)隊(duì)，并且有國(guó) 家相關(guān)質(zhì)量認(rèn)證的廠家，導(dǎo)播切換臺(tái)在生產(chǎn)過(guò)程中，廣州直播攝像機(jī)。流程比較繁雜，所以企業(yè)生產(chǎn)規(guī)模大有具備有效快速解決技術(shù)問(wèn)題。比較好可以選擇提供測(cè)試的公司，這樣可以根據(jù)項(xiàng)目本身的需求對(duì)產(chǎn)品各方面性能進(jìn)行測(cè)試，以確保是否符合需求。導(dǎo)播切換臺(tái)的基本功在兩個(gè)視頻素材之間選擇基本轉(zhuǎn)換。廣州直播攝像機(jī)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州直播攝像機(jī),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)系統(tǒng)介紹：加載視頻文件：支持各種格式的文件輸入，Mpeg4/Mpeg2/AVI等。加載圖片文件：支持各種格式輸入，JPG/BMP等。拼接、疊加與虛擬視頻：支持各實(shí)體通道視頻拼接、疊加，形成一個(gè)新的通道虛擬視頻。支持IP視頻流輸入功能。支持導(dǎo)播錄像、各實(shí)體通道錄像。支持MP4、ASF、 FLV、AVI、 WMV、 Ts文件錄像格式。支持1920*1080、1280*720、960*540.720*408、640*360、480*272等分辨率，1~30FPS幀率、256Kbps ~32Mbps碼率，且可擴(kuò)展。支持錄像文件自動(dòng)同步到資源平臺(tái)。支持所有輸入通道中任意兩個(gè)切換。帶有擦除、滑行、卷頁(yè)、溶解、畫(huà)中畫(huà)等十六種***切換，在以后的升級(jí)中，將持續(xù)增加***切換模式。廣東流媒體服務(wù)器許多導(dǎo)播切換臺(tái)的PGM總線的頭上有一個(gè)BLACK附加按鍵，用于將屏幕變黑。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州直播攝像機(jī),導(dǎo)播切換臺(tái)" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973625849609/3706579.png"></div><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，亮度鍵又分為內(nèi)鍵和外鍵兩種方式。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(huà)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。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。</p><p style="text-indent:25px">導(dǎo)播臺(tái)的A母線和B母線是特技變換的預(yù)選信號(hào)線排。兩個(gè)將要進(jìn)行特技變化的信號(hào)，可以分別在兩個(gè)線排上確定。任何線排只允許一個(gè)鍵被按下，也就是說(shuō)線排上只能選擇一個(gè)信號(hào)源，如果按下另一個(gè)鍵，原先按下的鍵即刻彈起來(lái)。哪路信號(hào)輸出，取決于面板**的控制撥桿處在什么位置。由于直接切換是鏡頭瞬間過(guò)渡的形式，因此只需在A母線或B母線導(dǎo)通時(shí)，根據(jù)訊道監(jiān)視器顯示的畫(huà)面內(nèi)容即可按相應(yīng)的鍵實(shí)現(xiàn)切換。小型導(dǎo)播臺(tái)上還有五種特技方式可供采用：一是慢轉(zhuǎn)換方式;二是以垂直左右劃變方式;三是以水平線上下劃變方式;四和五是以邊角方塊圖案劃變的方式。從導(dǎo)播切換臺(tái)的使用范圍來(lái)分類，又可分為播出用的切換臺(tái)和節(jié)目制作用的切換臺(tái)兩大類。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣州直播攝像機(jī),導(dǎo)播切換臺(tái)" src="https://tyunfile.71360.com/UploadFile/zkzy321/637332973395595703/9176508.png"></div><p style="text-indent:25px">導(dǎo)播切換臺(tái)-鍵控特技：鍵控又叫摳像，是在一幅圖像中沿一定的輪廓線摳去它的一部分而填入另一幅圖像的特技手段。在電視畫(huà)面上插入字幕、符號(hào)，或以某種較復(fù)雜的圖形、輪廓線來(lái)分割屏幕時(shí)，需要采用鍵控特技。鍵控特技實(shí)質(zhì)上也是一種分割圖像的特技，只是分割屏幕的分界線多為不規(guī)則形狀，例如文字、符號(hào)、復(fù)雜的圖形或某種自然景物等?！皳浮迸c“填”是鍵控技術(shù)實(shí)質(zhì)所在。正常情況下，被摳的圖像是背景圖像，填入的圖像為前景圖像，用來(lái)?yè)溉ケ尘皥D像的電信號(hào)稱為鍵信號(hào)，形成這一鍵信號(hào)的信號(hào)源稱為鍵源。導(dǎo)播切換臺(tái)是用于多攝像機(jī)演播室或外景制作，通過(guò)切、疊畫(huà)、劃像來(lái)連接所選視頻。高清帶貨直播直播設(shè)備生產(chǎn)廠家</p><p style="text-indent:25px">導(dǎo)播切換臺(tái)的A母線和B母線是特技變換的預(yù)選信號(hào)線排。廣州直播攝像機(jī)</p><p style="text-indent:25px">高清導(dǎo)播切換臺(tái)的應(yīng)用方案：網(wǎng)絡(luò)IP流。當(dāng)用于指揮中心、安監(jiān)會(huì)議等應(yīng)用時(shí)，常用到監(jiān)控或ip camera圖像，系統(tǒng)提供直接訪問(wèn)IP camera串流，支持ONVIF等各種協(xié)議。虛擬演播廳。使用系統(tǒng)摳像功能，實(shí)現(xiàn)虛擬演播廳應(yīng)用，其它虛擬背景可以是圖片或制作好的MP4視頻，簡(jiǎn)單方便實(shí)用。調(diào)音臺(tái)。調(diào)音臺(tái)可實(shí)現(xiàn)硬件調(diào)音臺(tái)的各種功能，各通道音頻源可選，支持隨動(dòng)聲音切換，即通道切換，聲音隨通道自動(dòng)切換。支持任意通道聲音混音分組，支持混音源調(diào)整混音比例。支持視頻疊加、拼接通道智能混音。廣州直播攝像機(jī)</p><p style="text-indent:25px">深圳市中科致遠(yuǎn)數(shù)字技術(shù)有限公司是一家包含：音視頻采集卡/視頻編碼器/高清攝像機(jī)/視頻轉(zhuǎn)換器/錄播系統(tǒng)/導(dǎo)播切換臺(tái)/虛擬演播等硬件設(shè)備，并在教育錄播、導(dǎo)播系統(tǒng)、虛擬演播室、網(wǎng)絡(luò)直播系統(tǒng)、法院庭審直播等方面推出了比較成熟的軟件及系統(tǒng)解決方案。的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷售為一體的專業(yè)化公司。中科致遠(yuǎn)擁有一支經(jīng)驗(yàn)豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊(duì)，以高度的專注和執(zhí)著為客戶提供采集卡，視頻編碼器，直播設(shè)備，導(dǎo)播切換臺(tái)。中科致遠(yuǎn)始終以本分踏實(shí)的精神和必勝的信念，影響并帶動(dòng)團(tuán)隊(duì)取得成功。中科致遠(yuǎn)始終關(guān)注數(shù)碼、電腦市場(chǎng)，以敏銳的市場(chǎng)洞察力，實(shí)現(xiàn)與客戶的成長(zhǎng)共贏。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1411485.html</p></div></div></div></div></div><div id="uxohi7e" class="page-right twoColRt"><div 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