录屏的默认bit-rate太高,导致录屏时会卡顿,所以需要修改bit-rate到300K:
手表开始录屏:
adb shell screenrecord --size 400x400 --o raw-frames --bit-rate 300000 /sdcard/wear.raw
手表文件导出:
adb pull /sdcard/wear.raw
文件转格式:
ffmpeg -f rawvideo -pix_fmt rgb24 -s:v 400x400 -r 10 -i wear.raw -c:v mpeg4 -b:v 300000 wear.mp4
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