[FFmpeg-user] How to get rid of X265 info output

Gabriel Zachmann zach at cs.uni-bremen.de
Tue May 22 21:02:02 EEST 2018


I invoke ffmpeg like this:

/usr/local/bin/ffmpeg -loglevel error -hide_banner -nostats -nostdin -i 'in.mpg' -map 0 -c:s copy -map_metadata 0 -map_metadata:s:v 0:s:v -map_metadata:s:a 0:s:a -c:a aac -b:a 128k -codec:v hevc -tag:v hvc1 -preset faster -crf 25 -x265-params profile=main:me=umh:subme=5:ref=4:aq-mode=2:aq-strength=1.0:psy-rd=2.0:psy-rdoq=1.0:rd=6 -f mp4 'out.mp4'

I wold like to get rid of the "x265 [info]" lines (full output at the end).

Is this possible?

Best regards, Gabriel


Enc.: output of the ffmpeg command

x265 [info]: HEVC encoder version 2.5
x265 [info]: build info [Mac OS X][clang 9.0.0][64 bit] 8bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
x265 [info]: Main profile, Level-3 (Main tier)
x265 [info]: Thread pool created using 8 threads
x265 [info]: Slices                              : 1
x265 [info]: frame threads / pool features       : 3 / wpp(9 rows)
x265 [warning]: Source height < 720p; disabling lookahead-slices
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge         : umh / 57 / 5 / 2
x265 [info]: Keyframe min / max / scenecut / bias: 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt        : 15 / 4 / 0
x265 [info]: b-pyramid / weightp / weightb       : 1 / 1 / 0
x265 [info]: References / ref-limit  cu / depth  : 4 / on / on
x265 [info]: AQ: mode / str / qg-size / cu-tree  : 2 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress            : CRF-25.0 / 0.60
x265 [info]: tools: rd=6 psy-rd=2.00 early-skip rskip signhide tmvp fast-intra
x265 [info]: tools: strong-intra-smoothing deblock sao
x265 [info]: frame I:     21, Avg QP:23.93  kb/s: 3742.51 
x265 [info]: frame P:    996, Avg QP:26.27  kb/s: 454.08  
x265 [info]: frame B:   4061, Avg QP:32.50  kb/s: 40.63   
x265 [info]: Weighted P-Frames: Y:0.8% UV:0.0%
x265 [info]: consecutive B-frames: 0.1% 0.1% 0.0% 0.0% 99.8% 



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