Open post Docker

[EN] Troubleshooting `exec /PATH/entrypoint.sh` Docker Errors — Causes, Diagnostics, and Fixes

This guide analyzes common Docker startup failures like "no such file or directory" or "permission denied" involving "entrypoint.sh". Key causes include CRLF line endings, missing execution bits, incorrect shebangs, and architecture mismatches. It provides diagnostic steps (e.g., "sed -n l") and fixes such as using ".gitattributes" for LF normalization, applying "sed -i 's/\r$//'" in Dockerfiles to avoid extra packages, and handling archived Debian repositories (e.g., "node:10-buster") for legacy builds.
Open post 解析视频文件的技术参数与应用场景

视频技术全解析: 分辨率、比特率、HDR 及应用

视频文件的制作涉及分辨率、帧率、数据速率、色彩空间和编解码器等关键参数。常见分辨率从 720p 到 8K,帧率影响流畅度,数据速率决定画质与文件大小。色彩空间如 Rec. 709 SDR、Rec. 2020 HDR 适用于不同场景。编解码器 H.264 兼容性高,HEVC 适用于 4K HDR,AV1 适合未来流媒体。容器格式 MP4 兼容性强,MOV 适合苹果设备。命名规范可提升管理效率,导出选项应根据用途选择最佳配置。