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  3. 第三届开源鸿蒙创新应用挑战赛-媒体格式音视频解码专项
OpenAtomGeneral MLAdvancedRegistration unverified

第三届开源鸿蒙创新应用挑战赛-媒体格式音视频解码专项

A advanced general ml competition requiring roughly 24–80 hours for an end-to-end practice run.

Difficulty
Advanced
Estimated effort
24–80 hours
Registration deadline
To be confirmed
Compute
CPU only
OverviewPreparationSource

Overview

Who this competition fits

适合已有开源鸿蒙底层多媒体开发经验,或能处理音视频容器、音频解码、视频解码实现的开发者或团队。参赛者需要按具体赛题分别完成格式解封装、音频解码或视频解码方向的作品。

Read the original official blurb
本赛项聚焦多媒体格式解封装、音频解码、视频解码核心技术,旨在鼓励开发者深入开源鸿蒙底层多媒体能力,实现或优化对特定、复杂音视频格式的高效解码支持。 Official category: 实战竞技赛. Organizers: 开源鸿蒙项目群工作委员会. Competition code: 2025OAC023. Participants: 7.

Preparation

From registration to a first submission

  1. 01

    开源鸿蒙多媒体框架

  2. 02

    音视频容器解封装

  3. 03

    音频编解码原理

  4. 04

    视频编解码原理

  5. 05

    C/C++ 性能优化

  6. 06

    媒体格式调试

Before you commit: 核心难点是为开源鸿蒙实现或优化特定复杂媒体格式的原生、高效解码支持,而不只是调用现成播放器接口。作品需要在具体赛题页面提交,参赛前还需确认自己选择的是解封装、音频解码还是视频解码赛题。

Source

How this page was assembled

Competition information is structured from the official page. Scores are platform estimates for decision support; official rules take precedence.

Official competition page
OpenAtom
Last checked
Jul 21, 2025

Entry assessment

est.
30

Prepare before joining

Overall fit estimate

Beginner fit30/100
Learning value60/100

Confirm eligibility and time commitment before moving into formal preparation.

Entry eligibility needs official confirmation

Open official pageSign in to saveOpen guide

Data and review state

Separate what is confirmed from what still needs review. Official rules and deadlines win.

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Source page verifiedMetric confirmedReviewed
Source published
Jul 21, 2025
Source created
Jul 21, 2025
Published on this site
Jul 21, 2026

Official metric is not published on the OpenAtom competition listing; verify scoring on the competition page.

reward_value_usd is a rough CNY→USD estimate (×0.14) for ranking only; use reward_summary for the official prize text.