Windows 10周年更新再傳新災情,幾乎所 - 3C

By Hardy
at 2016-08-22T15:30
at 2016-08-22T15:30
Table of Contents
Windows 10周年更新再傳新災情,幾乎所有USB網路攝影機遭凍結
文/林妍溱 | 2016-08-22發表
Windows 10周年更新繼一個星期前傳出部份使用者安裝後筆電或平板等裝置
凍結後,又發生電腦安裝後,幾乎所有使用MJPEG及H.264格式的USB網路攝
影機軟、硬體無法使用的情形。
事實上8月初即已有使用者在論壇上反映,他們的電腦安裝Windows 10周年
更新版後即無法使用包括Logitech C930e 、Logitech C920、Aver
Information VC520等USB網路攝影機。上周又有其他開發商湧至微軟討論區
指出(下圖),他們接到大量客戶升級後Skype就凍結無法使用的抱怨,為此
忙得不可開交。
http://static4.ithome.com.tw/sites/default/files/images/screenshot.jpg
技術部落客Michael Graves分析,問題出在於這些軟、硬體使用MJPEG及
H.264影像格式,然而Windows周年更新僅支援YUY2等未壓縮編碼格式編碼,
而不允許任何USB攝影機以MJPEG及H.264格式傳送影像。另外,所有相機輸
出影像的畫質也從應有的1080p 30被降到720p 30。
至於微軟何以修改Windows 10周年更新影像輸出格式, Ars Technica報
導,這是因為原本在Windows上對網路攝影機有某些限制,使用戶無法同時
在Skype及Open Broadcaster Software (OBS)或Windows Hello臉部辨識中
使用相機。
Windows 10周年更新(1067版號)希望解決這個問題,而在其中負責接收網
路攝影機影像的系統服務Windows Camera Frame Server做了更動,然而這
個Frame Server服務僅支援YUY或NV12等未壓縮影像格式。這表示影像應用
程式需要進行壓縮及非壓縮影像格式轉換,如果用戶設定其中一個應用程式
主導控制攝影機下達壓縮品質指令就不會有問題,否則兩個影像應用在同一
台攝影機上使用不同參數,問題就會發生。
微軟表示該公司目前正在製作修補程式,希望能在九月釋出修補程式。在此
之前只能選擇退回原有版本。另有網友建議(下圖)修改機碼以便重新啟動
Skype。
http://www.ithome.com.tw/news/107857
哈哈windows 10哈哈
不是號稱有大量insider測試很安全嗎?怎麼更新後還一堆毛
--
--
文/林妍溱 | 2016-08-22發表
Windows 10周年更新繼一個星期前傳出部份使用者安裝後筆電或平板等裝置
凍結後,又發生電腦安裝後,幾乎所有使用MJPEG及H.264格式的USB網路攝
影機軟、硬體無法使用的情形。
事實上8月初即已有使用者在論壇上反映,他們的電腦安裝Windows 10周年
更新版後即無法使用包括Logitech C930e 、Logitech C920、Aver
Information VC520等USB網路攝影機。上周又有其他開發商湧至微軟討論區
指出(下圖),他們接到大量客戶升級後Skype就凍結無法使用的抱怨,為此
忙得不可開交。
http://static4.ithome.com.tw/sites/default/files/images/screenshot.jpg

技術部落客Michael Graves分析,問題出在於這些軟、硬體使用MJPEG及
H.264影像格式,然而Windows周年更新僅支援YUY2等未壓縮編碼格式編碼,
而不允許任何USB攝影機以MJPEG及H.264格式傳送影像。另外,所有相機輸
出影像的畫質也從應有的1080p 30被降到720p 30。
至於微軟何以修改Windows 10周年更新影像輸出格式, Ars Technica報
導,這是因為原本在Windows上對網路攝影機有某些限制,使用戶無法同時
在Skype及Open Broadcaster Software (OBS)或Windows Hello臉部辨識中
使用相機。
Windows 10周年更新(1067版號)希望解決這個問題,而在其中負責接收網
路攝影機影像的系統服務Windows Camera Frame Server做了更動,然而這
個Frame Server服務僅支援YUY或NV12等未壓縮影像格式。這表示影像應用
程式需要進行壓縮及非壓縮影像格式轉換,如果用戶設定其中一個應用程式
主導控制攝影機下達壓縮品質指令就不會有問題,否則兩個影像應用在同一
台攝影機上使用不同參數,問題就會發生。
微軟表示該公司目前正在製作修補程式,希望能在九月釋出修補程式。在此
之前只能選擇退回原有版本。另有網友建議(下圖)修改機碼以便重新啟動
Skype。
http://www.ithome.com.tw/news/107857
哈哈windows 10哈哈
不是號稱有大量insider測試很安全嗎?怎麼更新後還一堆毛
--
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--
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