行車紀錄器切換解析度的視野差異 - 機車

By Ivy
at 2023-03-19T04:15
at 2023-03-19T04:15
Table of Contents
前陣子幫家人檢查行車紀錄器
想說不同解析度拍攝效果如何
結果還真的有差別
1440P (2K) 30FPS
https://i.imgur.com/AFyn8fM.png
1080P 60FPS
https://i.imgur.com/NdLfT7G.png
兩者視野差異
https://i.imgur.com/9NkaB4z.png
可以看到1080P是由2K裁切而來的
這種裁切模式在攝影機或運動攝影機還鰻常見的
直接讀取感光元件的一小塊來達到降低解析度高偵率的目的
相比於讀取所有畫素再縮成1080P少了縮圖運算的消耗資源
雖說偵率上升動態模糊會較少
蛋視角外的畫面沒拍到就是沒拍到
(如右前方阿婆的車牌)
各位會注意調整解析度帶來的畫面視角改變嗎?
--
https://i.imgur.com/W1CVBjG.png
https://i.imgur.com/45PmWJD.png
https://i.imgur.com/nJupIGD.png
--
想說不同解析度拍攝效果如何
結果還真的有差別
1440P (2K) 30FPS
https://i.imgur.com/AFyn8fM.png

1080P 60FPS
https://i.imgur.com/NdLfT7G.png

兩者視野差異
https://i.imgur.com/9NkaB4z.png

可以看到1080P是由2K裁切而來的
這種裁切模式在攝影機或運動攝影機還鰻常見的
直接讀取感光元件的一小塊來達到降低解析度高偵率的目的
相比於讀取所有畫素再縮成1080P少了縮圖運算的消耗資源
雖說偵率上升動態模糊會較少
蛋視角外的畫面沒拍到就是沒拍到
(如右前方阿婆的車牌)
各位會注意調整解析度帶來的畫面視角改變嗎?
--
https://i.imgur.com/W1CVBjG.png



Tags:
機車
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