bytedance/AlphaPlayer
AlphaPlayer is a video animation engine. observed · 2026-08-28
Health v2 · maintenance only
10/100
- Activity 0
- Release rhythm 8
- Longevity 100
Flags: archived
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-02. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 2218
- days_rel: n/a
- days_push: 1238
- n_releases_24m: 0
Adoption not part of the score
2344 stars · 371 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
AlphaPlayer is a video animation SDK from ByteDance's live-streaming team that plays videos with alpha (transparency) channels on mobile devices. It decodes specially encoded video assets where alpha and RGB data are stored side-by-side, then recombines them via OpenGL ES shaders for high-fidelity transparent video animations.
Use cases
- play transparent overlay video animations in a live streaming app
- render animated gift effects with alpha channel videos on Android and iOS
- replace Lottie or cocos2d for complex full-screen intro animations
- implement high-fidelity designer-made video effects with low integration cost
- composite alpha video frames onto GLTextureView or GLSurfaceView
When to choose
- you need complex designer-created animations that Lottie or SVGA cannot faithfully reproduce
- you want a tiny (~40KB) animation library with low maintenance burden compared to cocos2d
- your app shows frequent full-screen or gift animations where performance and stability matter
- designers can produce alpha-channel-separated video assets
When to avoid
- your animations are simple transforms that native animation or Lottie already handles well
- you cannot produce alpha-separated video assets in your design workflow
- you need cross-platform support beyond Android and iOS
- the project appears to be in maintenance mode with the last release in April 2023
Facets
library · maturity maintenance
video-processing animation graphics mobile-development media graphics alpha-channel-video opengl-es live-streaming-effects gift-animation transparent-video android ios mobile
1 source
- readme: https://github.com/bytedance/AlphaPlayer · fetched 2026-08-28 · ec99e1d0d859
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| bytedance/AlphaPlayer | main | 10 |
For agents
markdown · JSON · MCP: product_card(name="bytedance/AlphaPlayer")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem