關於播放.ts 4K60fps會Lag問題 - 顯卡
By Bethany
at 2016-01-07T12:24
at 2016-01-07T12:24
Table of Contents
如題 小弟最近開始 因購入4K電視 抓了許多.ts的4K60 資源來播放
在監測FPS(Ctrl+J) 都正常無掉偵的狀況下 每隔一段時間就會像掉偵那樣卡頓
播放器是用 MPC-HC 偵數都很穩定的維持在59.9xx - 60.xxx 線條圖也很穩定有想過是不
是碼率太高 導致硬碟來不及讀取 ,後來我把4K影片都放到Raid0的SSD上播放(測試速度
讀取至少有950MB/s)
結果問題還是一樣 0n0"
解碼是用LAV 的 DXVA2 native
播放時平均CPU占用為1-5%
但是就是會Lag... 真的想不太出來為甚麼 @n@"
電腦解析度設定為3840x2160 60P
連接方式確定為 HDMI 2.0 (2.0線+2.0電視插槽)
電視一些多餘的功能也有關閉 (補偵什麼的類似東西)
播放的影片是精研分享的日本4K的 demo
"Channel 4K-ダイジェスト_20140619-1300-1320.ts"
另外韓國團體的4K影片 .ts也是有這現象 (Lag)
而4K30的影片 無論是烤鴨或是美哉天府等等30FPS的都能順暢播放
圖片中的Frame drop 那是只有放大縮小還是跳轉才會出現不去動他撥放的話 都是0
Lag如影片中 0:16 , 0:29 ,0:46 ,1:15 這樣像是掉10偵的感覺 (請選取1080 60P~)
https://www.youtube.com/watch?v=sbJPFmd2nns
以下是我的電腦配備及設定圖請求大大解答
有設定錯誤的地方還請大大鞭小力一點
CPU: i7 - 3770k
主機板:ROG Maximus V Formula
Ram:G.skill DDR3 2133 4Gx4
顯示卡:ASUS GTX960 4G Strix
硬碟:SanDisk SSD 128G x2 (Raid0)
電視:JVC 50T
http://imgur.com/VryQOxt
http://imgur.com/RoDcOG9
http://imgur.com/pQCXUFl
http://imgur.com/8Dh4p1V
http://imgur.com/RhnIRk5
http://imgur.com/UEFfzPr
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