[OpenCV] 轉換色彩空間失真 (Transform Color Space Distortion)
我以為透過OpenCV轉換色彩空間，可以很輕易地來回轉換，而且不會有失真的問題。然而後來我知道，轉換色彩空間會有計算上精準度的問題（小問題），除此之外我又發現一個更容易失真的問題（大問題），其實對程式設計師而言相當容易發現才是，也就是：轉換色彩空間一個函式、儲存影像一個函式，後者失真程度遠大於前者！怎麼會這樣子呢？來看一下實驗結果……
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