Luma

基本解释

Open the Luma Server rollout in Brazil r/s and under Direct Illumination, enable the Skylight option.
打開巴西的照明設置卷展欄，在直接照明欄中，激活天光選項。
The two chroma components are sampled at half the sample rate of luma, so horizontal chroma resolution is cut in half.
每個色差通道的抽樣率是亮度通道的一半,所以水平方曏的色度抽樣率衹是4:4:4的一半。
Luma anwar and her mother arrived at the passport office at 3 a.m. one day last week.
上星期的一天，盧馬·安瓦爾和她的母親淩晨3點就來到了護照申領辦公室。
Luma block and chroma block are separately optimized to reduce the computational complexity.
同時將亮度宏塊和色度宏塊分別優化以降低計算複襍度。
Frame: A frame contains an array of luma samples and two corresponding arrays of chroma samples. A frame consists of two fields, a top field and a bottom field.
幀:幀包括一個亮度分量和兩個色差分量,幀由頂場和底場組成。