How can the quality of RTMP video streams be optimized?-zhihu

Playback quality can never be higher than the upload quality. So, the upload quality is usually as high as possible, and it is saved. The video being played is not the one uploaded, it is usually compressed, and generally provides several bitrates to adapt to different terminals, such as most video websites usually provide 720p and 1080p. Regarding image quality optimization, it is usually a trade-off between fps (frames per second) and compression ratio. Most video websites use 20-25 frames per second, and