[Libav-user] multi-thread decoding

[Carl Eugen Hoyos]

2016-10-25 2:54 GMT+02:00 YIRAN LI <mrfun.china at gmail.com>:
>
>
> 2016-10-25 11:51 GMT+11:00 Carl Eugen Hoyos <ceffmpeg at gmail.com>:
>>
>> 2016-10-25 2:10 GMT+02:00 YIRAN LI <mrfun.china at gmail.com>:
>>
>> > could you help to confirm me, if the command
>> > "ffmpeg.exe -v error -i a.mp4  -threads 0/1/2/3/4  -f null -
>> > 2>error.log"
>> > can do video decoding ?
>>
>> I don't understand this question, sorry.
>
> I just need a command to decode a video so that I can
> check the CPU/memory usage when decoding.
> I can't use ffmpeg -i a.mp4 b.xxx because it does both
> decoding and encoding. Can you recommend one?

The command line above is correct.

Carl Eugen