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T178314 Vladimir_Putin_at_19th_World_Festival_of_Youth_and_Students_opening_ceremony.webm.720p.webm encoding01
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Authored by zhuyifei1999 on Oct 16 2017, 7:10 PM.
zhuyifei1999@encoding01  /tmp  wget https://upload.wikimedia.org/wikipedia/commons/1/14/Vladimir_Putin_at_19th_World_Festival_of_Youth_and_Students_opening_ceremony.webm
--2017-10-16 18:57:46-- https://upload.wikimedia.org/wikipedia/commons/1/14/Vladimir_Putin_at_19th_World_Festival_of_Youth_and_Students_opening_ceremony.webm
Resolving upload.wikimedia.org (upload.wikimedia.org)... 208.80.154.240, 2620:0:861:ed1a::2:b
Connecting to upload.wikimedia.org (upload.wikimedia.org)|208.80.154.240|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 118237018 (113M) [video/webm]
Saving to: ‘Vladimir_Putin_at_19th_World_Festival_of_Youth_and_Students_opening_ceremony.webm’
Vladimir_Putin_at_19th_World_Festiv 100%[====================================================================>] 112.76M 98.4MB/s in 1.1s
2017-10-16 18:57:48 (98.4 MB/s) - ‘Vladimir_Putin_at_19th_World_Festival_of_Youth_and_Students_opening_ceremony.webm’ saved [118237018/118237018]
zhuyifei1999@encoding01  /tmp  time /usr/bin/ffmpeg -y -i /tmp/Vladimir_Putin_at_19th_World_Festival_of_Youth_and_Students_opening_ceremony.webm -threads 2 -skip_threshold 0 -bufsize 6000k -rc_init_occupancy 4000 -qmin 1 -qmax 51 -vb '2048000' -vcodec libvpx -slices '4' -f webm -s 1280x720 -aq '3' -acodec libvorbis /tmp/testout.webm
ffmpeg version 3.0.2-2~bpo8+1 Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 4.9.2 (Debian 4.9.2-10)
configuration: --prefix=/usr --extra-version='2~bpo8+1' --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --cc=cc --cxx=g++ --enable-gpl --enable-shared --disable-stripping --disable-decoder=libopenjpeg --disable-decoder=libschroedinger --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librubberband --enable-librtmp --enable-libschroedinger --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid --enable-libzvbi --enable-openal --enable-opengl --enable-x11grab --enable-libdc1394 --enable-libiec61883 --enable-libzmq --enable-frei0r --enable-chromaprint --enable-libx264
libavutil 55. 17.103 / 55. 17.103
libavcodec 57. 24.102 / 57. 24.102
libavformat 57. 25.100 / 57. 25.100
libavdevice 57. 0.101 / 57. 0.101
libavfilter 6. 31.100 / 6. 31.100
libavresample 3. 0. 0 / 3. 0. 0
libswscale 4. 0.100 / 4. 0.100
libswresample 2. 0.101 / 2. 0.101
libpostproc 54. 0.100 / 54. 0.100
Input #0, matroska,webm, from '/tmp/Vladimir_Putin_at_19th_World_Festival_of_Youth_and_Students_opening_ceremony.webm':
Metadata:
encoder : Lavf57.25.100
Duration: 00:04:43.08, start: 0.000000, bitrate: 3341 kb/s
Stream #0:0(eng): Video: vp8, yuv420p, 1280x720, SAR 1:1 DAR 16:9, 25 fps, 25 tbr, 1k tbn, 1k tbc (default)
Stream #0:1(eng): Audio: vorbis, 48000 Hz, stereo, fltp (default)
[libvpx @ 0x1e466a0] v1.3.0
Output #0, webm, to '/tmp/testout.webm':
Metadata:
encoder : Lavf57.25.100
Stream #0:0(eng): Video: vp8 (libvpx), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], q=1-51, 2048 kb/s, 25 fps, 1k tbn, 25 tbc (default)
Metadata:
encoder : Lavc57.24.102 libvpx
Side data:
unknown side data type 10 (24 bytes)
Stream #0:1(eng): Audio: vorbis (libvorbis), 48000 Hz, stereo, fltp (default)
Metadata:
encoder : Lavc57.24.102 libvorbis
Stream mapping:
Stream #0:0 -> #0:0 (vp8 (native) -> vp8 (libvpx))
Stream #0:1 -> #0:1 (vorbis (native) -> vorbis (libvorbis))
Press [q] to stop, [?] for help
frame= 7075 fps= 11 q=0.0 Lsize= 74934kB time=00:04:43.08 bitrate=2168.5kbits/s speed=0.435x
video:72430kB audio:2332kB subtitle:0kB other streams:0kB global headers:4kB muxing overhead: 0.229108%
/usr/bin/ffmpeg -y -i -threads 2 -skip_threshold 0 -bufsize 6000k 4000 -qmi 1178.33s user 70.04s system 191% cpu 10:50.99 total
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