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May 1, 2014 18:28
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0:508:kai@lappi ~ [1]$ ffmpeg -f alsa -i plughw:0 -strict -2 -f x11grab -s 1440x900 -i :0.0 -r 30 -c:v libx264 -crf 17 -preset ultrafast sc.mp4 | |
ffmpeg version 2.2.1 Copyright (c) 2000-2014 the FFmpeg developers | |
built on Apr 10 2014 16:26:13 with gcc 4.8.2 (GCC) 20140206 (prerelease) | |
configuration: --prefix=/usr --disable-debug --disable-static --enable-avresample --enable-dxva2 --enable-fontconfig --enable-gnutls --enable-gpl --enable-libass --enable-libbluray --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libv4l2 --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libxvid --enable-pic --enable-postproc --enable-runtime-cpudetect --enable-shared --enable-swresample --enable-vdpau --enable-version3 --enable-x11grab | |
libavutil 52. 66.100 / 52. 66.100 | |
libavcodec 55. 52.102 / 55. 52.102 | |
libavformat 55. 33.100 / 55. 33.100 | |
libavdevice 55. 10.100 / 55. 10.100 | |
libavfilter 4. 2.100 / 4. 2.100 | |
libavresample 1. 2. 0 / 1. 2. 0 | |
libswscale 2. 5.102 / 2. 5.102 | |
libswresample 0. 18.100 / 0. 18.100 | |
libpostproc 52. 3.100 / 52. 3.100 | |
Guessed Channel Layout for Input Stream #0.0 : stereo | |
Input #0, alsa, from 'plughw:0': | |
Duration: N/A, start: 1398968759.020412, bitrate: 1536 kb/s | |
Stream #0:0: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s | |
[x11grab @ 0x19b92a0] device: :0.0 -> display: :0.0 x: 0 y: 0 width: 1440 height: 900 | |
[x11grab @ 0x19b92a0] shared memory extension found | |
Input #1, x11grab, from ':0.0': | |
Duration: N/A, start: 1398968759.059317, bitrate: 1242917 kb/s | |
Stream #1:0: Video: rawvideo (BGR[0] / 0x524742), bgr0, 1440x900, 1242917 kb/s, 29.97 tbr, 1000k tbn, 29.97 tbc | |
File 'sc.mp4' already exists. Overwrite ? [y/N] y | |
No pixel format specified, yuv444p for H.264 encoding chosen. | |
Use -pix_fmt yuv420p for compatibility with outdated media players. | |
[libx264 @ 0x19d31a0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.1 Cache64 | |
[libx264 @ 0x19d31a0] profile High 4:4:4 Predictive, level 4.0, 4:4:4 8-bit | |
[libx264 @ 0x19d31a0] 264 - core 142 r2397 aff928d - H.264/MPEG-4 AVC codec - Copyleft 2003-2014 - http://www.videolan.org/x264.html - options: cabac=0 ref=1 deblock=0:0:0 analyse=0:0 me=dia subme=0 psy=1 psy_rd=1.00:0.00 mixed_ref=0 me_range=16 chroma_me=1 trellis=0 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=6 threads=3 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=25 scenecut=0 intra_refresh=0 rc=crf mbtree=0 crf=17.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=0 | |
[aac @ 0x19d6b00] The encoder 'aac' is experimental but experimental codecs are not enabled, add '-strict -2' if you want to use it. | |
0:509:kai@lappi ~ [1]$ |
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