EXCEEDS logo
Exceeds
Jun Zhao

PROFILE

Jun Zhao

Contributed to the ossrs/ffmpeg-webrtc repository by focusing on reliability, cross-platform compatibility, and video processing correctness. Over three months, addressed four critical bugs and delivered one documentation feature, primarily using C and Assembly Language. Improved resource management in the Bin2c utility to prevent file descriptor leaks and resolved macro scoping issues for RISC-V RVV support, enhancing build portability. Fixed misleading error messages in the command line interface and clarified hardware acceleration documentation for VideoToolbox on macOS and iOS. Corrected color primaries handling in hardware-accelerated video paths, ensuring accurate color rendering and greater stability in real-time video workflows.

Overall Statistics

Feature vs Bugs

20%Features

Repository Contributions

5Total
Bugs
4
Commits
5
Features
1
Lines of code
19
Activity Months3

Your Network

303 people

Work History

June 2025

1 Commits

Jun 1, 2025

June 2025 monthly summary for ossrs/ffmpeg-webrtc: Focused on correctness and stability in the VideoToolbox hardware-accelerated path, delivering a targeted bug fix that prevents color-space misinterpretation and strengthens downstream video quality.

March 2025

2 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary focusing on key accomplishments and business impact.

January 2025

2 Commits

Jan 1, 2025

January 2025 monthly summary for ossrs/ffmpeg-webrtc focused on reliability, resource management, and cross-architecture compatibility. No new user-facing features shipped this month; delivered critical bug fixes and robustness improvements to reduce resource leaks and ensure proper RVV support in RISC-V builds.

Activity

Loading activity data...

Quality Metrics

Correctness92.0%
Maintainability92.0%
Architecture88.0%
Performance84.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

CTexinfo

Technical Skills

Assembly LanguageBug FixBuild SystemC ProgrammingCommand Line InterfaceCompiler DirectivesDocumentationEmbedded SystemsError HandlingFFmpegVideo Processing

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

ossrs/ffmpeg-webrtc

Jan 2025 Jun 2025
3 Months active

Languages Used

CTexinfo

Technical Skills

Assembly LanguageBuild SystemC ProgrammingCompiler DirectivesEmbedded SystemsBug Fix