ICE-GL-ZY001 · EXP-D171-008 · concat铁律·统一mpeg4编码后再拼接
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- python: /c/Users/rtyyr/.workbuddy/binaries/python/versions/3.13.12/python.exe
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- ffmpeg: D:\GAME\WeGameApps\英雄联盟\Cross\icreate\recorder-release\ffmpeg.exe
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- bash下用.exe全路径,subprocess用列表不用shell=True
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## EXP-D171-008: concat铁律(吃了两次亏!)
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- ❌ -c copy拼接不同来源的流 → 12秒后崩溃
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- ❌ libx264编码器不存在于当前FFmpeg版本
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- ✅ 用 mpeg4 + MP3 统一重编码所有镜,再concat -c copy
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- ✅ 验证: 所有14镜统一 -c:v mpeg4 -q:v 5 -c:a mp3 -b:a 128k
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