通过cmd调用命令ffmpeg - f gdigrab - framerate 15 - i desktop - f dshow - i audio ="楹﹀厠椋?(High Definition Audio 璁惧)" -vcodec libx264 -preset:v ultrafast -tune:v zerolatency -acodec libmp3lame "a.mp4"
报错了,错误如下
[NULL @ 0416e9c0] Unable to find a suitable output format for 'pipe:'
pipe:: Invalid argument
如何解决?
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