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- ~ % ffmpeg -f x11grab -video_size 1366x768 -framerate 45 -i :0.0 -f pulse -i default -preset ultrafast -crf 18 -probesize 42M -pix_fmt yuv420p cyclehit.mp4
- ffmpeg version n4.2.3 Copyright (c) 2000-2020 the FFmpeg developers
- built with gcc 10.1.0 (GCC)
- configuration: --prefix=/usr --disable-debug --disable-static --disable-stripping --enable-avisynth --enable-fontconfig --enable-gmp --enable-gnutls --enable-gpl --enable-ladspa --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libdrm --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libiec61883 --enable-libjack --enable-libmfx --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libtheora --enable-libv4l2 --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxcb --enable-libxml2 --enable-libxvid --enable-nvdec --enable-nvenc --enable-omx --enable-shared --enable-version3
- libavutil 56. 31.100 / 56. 31.100
- libavcodec 58. 54.100 / 58. 54.100
- libavformat 58. 29.100 / 58. 29.100
- libavdevice 58. 8.100 / 58. 8.100
- libavfilter 7. 57.100 / 7. 57.100
- libswscale 5. 5.100 / 5. 5.100
- libswresample 3. 5.100 / 3. 5.100
- libpostproc 55. 5.100 / 55. 5.100
- [x11grab @ 0x558d08e2b5c0] Stream #0: not enough frames to estimate rate; consider increasing probesize
- Input #0, x11grab, from ':0.0':
- Duration: N/A, start: 1594617949.193199, bitrate: N/A
- Stream #0:0: Video: rawvideo (BGR[0] / 0x524742), bgr0, 1366x768, 45 fps, 1000k tbr, 1000k tbn, 1000k tbc
- Guessed Channel Layout for Input Stream #1.0 : stereo
- Input #1, pulse, from 'default':
- Duration: N/A, start: 1594617950.451511, bitrate: 1536 kb/s
- Stream #1:0: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
- Stream mapping:
- Stream #0:0 -> #0:0 (rawvideo (native) -> h264 (libx264))
- Stream #1:0 -> #0:1 (pcm_s16le (native) -> aac (native))
- Press [q] to stop, [?] for help
- [swscaler @ 0x558d08e7e480] Warning: data is not aligned! This can lead to a speed loss
- [libx264 @ 0x558d08e70380] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
- [libx264 @ 0x558d08e70380] profile Constrained Baseline, level 3.2, 4:2:0, 8-bit
- [libx264 @ 0x558d08e70380] 264 - core 159 r2999 296494a - H.264/MPEG-4 AVC codec - Copyleft 2003-2020 - 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=0 threads=6 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=18.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=0
- Output #0, mp4, to 'cyclehit.mp4':
- Metadata:
- encoder : Lavf58.29.100
- Stream #0:0: Video: h264 (libx264) (avc1 / 0x31637661), yuv420p(progressive), 1366x768, q=-1--1, 45 fps, 11520 tbn, 45 tbc
- Metadata:
- encoder : Lavc58.54.100 libx264
- Side data:
- cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: -1
- Stream #0:1: Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s
- Metadata:
- encoder : Lavc58.54.100 aac
- [x11grab @ 0x558d08e2b5c0] Thread message queue blocking; consider raising the thread_queue_size option (current value: 8)
- [aac @ 0x558d08e730c0] Queue input is backward in time3.45 bitrate=3037.5kbits/s dup=111 drop=81 speed=1.72x
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167756, current: 159715; changing to 167757. This may result in incorrect timestamps in the output file.
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167757, current: 160739; changing to 167758. This may result in incorrect timestamps in the output file.
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167758, current: 161763; changing to 167759. This may result in incorrect timestamps in the output file.
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167759, current: 162787; changing to 167760. This may result in incorrect timestamps in the output file.
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167760, current: 163811; changing to 167761. This may result in incorrect timestamps in the output file.
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167761, current: 164835; changing to 167762. This may result in incorrect timestamps in the output file.
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167762, current: 165859; changing to 167763. This may result in incorrect timestamps in the output file.
- [mp4 @ 0x558d08e6eb40] Non-monotonous DTS in output stream 0:1; previous: 167763, current: 166883; changing to 167764. This may result in incorrect timestamps in the output file.
- [aac @ 0x558d08e730c0] Queue input is backward in time
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