My Sketch Book
Here are some experiments , tests or notes about everything in my life.
(其實是雜物堆)
2011-08-05
filter
很少用 filter 處理畫面,所以一直很不熟悉,看來看去,大概有幾個技巧。
1. 用 blending 的方式,讓處理在空間上不會有太多、太嚴重的不連續。
2. th / blending weight 用幾個 feature 共同決定,所以會有動態決定,不這麼 hard switch 的決定
3. medium: max / min / filter 取 medium
4. filter 取數值相近的點來計算,tap 數動態決定
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