Date：2018.10.12
文档：
MPEG1官方网址：https://mpeg.chiariglione.org/standards/mpeg-1
MPEG-1 WiKi：https://en.wikipedia.org/wiki/MPEG-1
MPEG1转换工具：https://video.online-convert.com/convert-to-mpeg-1
标准对比：https://blog.online-convert.com/whats-the-difference-between-mpeg-1-and-mpeg-2/
https://pdfs.semanticscholar.org/8379/0cdfd3c1cdc13f0907362b30f0b9a82cb591.pdf
http://www.di.univr.it/documenti/OccorrenzaIns/matdid/matdid279434.pdf
DCT paper： https://www.egr.msu.edu/waves/people/Ali_files/DCT_TR802.pdf
https://nptel.ac.in/courses/117105083/pdf/ssg_m8l23.pdf
代码实现：
https://github.com/konKeramaris/MPEG1-Implementation
https://github.com/steven0203/mpeg1