luma

例句:

• Same UI for 3-way color correction with RGB and luma curves, lift, gamma, gain, visualization of color in 3D space.
  来自ENGADGET
• Intra prediction of 4×4 luma block has 9 prediction modes in H .264.
  摘要H.264提供了4×4的亮度块帧内预测,其共有9种预测模式.
  
• It contains Luma, Chroma, Sync and Color Burst information all on the same wire.
  它将亮度 、 色度 、 同步和色彩脉冲信息整合到一根电缆内.
  
• Here, the luma and each chroma channel are brought out separately, each with its own timing.
  在这种视频中, 每个亮度与色度通道都是单独提取、输出的, 每路都带有自己的时序.