WebRTC 视频

Abstract	Web 视频
Authors	Walter Fan
Status	WIP
Updated	2024-08-21

Contents:

• Video Basic
• 视频编码
• video adaptation
• video quality
• Video Pipeline
• Video Process
• Video Lip Sync
• YUV 图像格式
• H.264 编码
• 视频编码 AV1

Overview

Terms

• pixel 像素

• PPI(Pixels Per Inch)

• Color Space: RGB, YUV, HSV

• Depth

• Frame

• GOP

• Resolution

• Frame rate

• Refresh rate

Video File Format

• AVI: *.avi

• WMV: *.wmv

• MPEG: *.mp4

• Matroska: *.mkv

• Real Video: *.rm

• Quick Time: *.mov

• Flash Video: *.flv

Reference

• RFC7742 “WebRTC Video Processing and Codec Requirements”