It would be cool if Scala's for could do something similar to Haskell's do,
Фото: Nathan Howard / Reuters
，这一点在搜狗输入法中也有详细论述
Минпромторг актуализировал список пригодных для работы в такси машин20:55
and receiving of "records", which are blocks
By default, ffmpeg compresses the images quite a bit. It was enough that I could notice a quality difference when I put a paused frame of the video side-by-side with an extracted image. We can force ffmpeg to improve the quality with q:v (number). A smaller number here produces a higher quality image at the expense of file size and processing time. I’ve settled on a value of 3, but feel free to play around with this to get the quality or file sizes you want.