在使用 FFmpeg 进行视频编码时,如果遇到 “unrecognized option 'crf'” 的错误,通常意味着 FFmpeg 版本不支持 crf(Constant Rate Factor)选项,或者该选项的拼写或格式有误。下面我将按照你提供的 tips 逐一解答: 检查'crf' 是否为 ffmpeg 的有效选项: crf 是一个常用于 x264 编码器的选项,用于控制输出视频的...
I'm trying to compress video using ffmpeg val commandCompress = arrayOf( "-y", "-i", videoUri, "-vcodec", "libx264", "-crf", "20", outputFilepath ) but got an error 'Unrecognized option 'crf'' Expected behavior video should be compressed Current behavior video is not compressed a...
> command: /usr/bin/ffmpeg -i > /opt/red522final/webapps/openmeetings/streams/hibernate/flvRecording_3.flv > -c:v libx264 -crf 24 -pix_fmt yuv420p -preset medium -profile:v baseline > -c:a libfaac -c:a libfdk_aac -b:a 32k -s 1024x576 > /opt/red522final/webapps/openmeetin...