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- ffmpeg.exe -f dshow -i video="Microsoft LifeCam Studio" -codec h264 -vf drawtext="fontfile=/windows/fonts/arial.ttf:fontsize=15:fontcolor=white:shadowcolor=black@0.8:shadowx=1:shadowy=1:x=10:y=10:expansion=strftime:text='%{localtime:%a %b %d %Y}'" -threads 2 -r 30 -s 720x480 -t 30 -c h264 -y out.mp4
- output:
- ffmpeg version N-53680-g0ab9362 Copyright (c) 2000-2013 the FFmpeg developers
- built on May 30 2013 12:19:37 with gcc 4.7.3 (GCC)
- configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-av
- isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enab
- le-iconv --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetyp
- e --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --ena
- ble-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-l
- ibopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libsp
- eex --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-libvo-
- amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --
- enable-libxvid --enable-zlib
- libavutil 52. 34.100 / 52. 34.100
- libavcodec 55. 12.102 / 55. 12.102
- libavformat 55. 8.100 / 55. 8.100
- libavdevice 55. 2.100 / 55. 2.100
- libavfilter 3. 73.100 / 3. 73.100
- libswscale 2. 3.100 / 2. 3.100
- libswresample 0. 17.102 / 0. 17.102
- libpostproc 52. 3.100 / 52. 3.100
- Input #0, dshow, from 'video=Microsoft LifeCam Studio':
- Duration: N/A, start: 789476.321000, bitrate: N/A
- Stream #0:0: Video: rawvideo (YUY2 / 0x32595559), yuyv422, 640x480, 30 tbr,
- 10000k tbn, 30 tbc
- No pixel format specified, yuv422p for H.264 encoding chosen.
- Use -pix_fmt yuv420p for compatibility with outdated media players.
- [libx264 @ 0000000002481180] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.1
- Cache64
- [libx264 @ 0000000002481180] profile High 4:2:2, level 3.0, 4:2:2 8-bit
- [libx264 @ 0000000002481180] 264 - core 133 r2334 a3ac64b - H.264/MPEG-4 AVC cod
- ec - Copyleft 2003-2013 - http://www.videolan.org/x264.html - options: cabac=1 r
- ef=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed
- _ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pski
- p=1 chroma_qp_offset=-2 threads=2 lookahead_threads=1 sliced_threads=0 nr=0 deci
- mate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_
- adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=2
- 5 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.6
- 0 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
- Output #0, mp4, to 'out.mp4':
- Metadata:
- encoder : Lavf55.8.100
- Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv422p, 720x48
- 0, q=-1--1, 15360 tbn, 30 tbc
- Stream mapping:
- Stream #0:0 -> #0:0 (rawvideo -> libx264)
- Press [q] to stop, [?] for help
- real-time buffer 101% full! frame dropped!time=00:00:00.00 bitrate=N/A
- [dshow @ 0000000000338ac0] real-time buffer 101% full! frame dropped!
- Last message repeated 8 times
- frame= 42 fps= 23 q=-1.0 Lsize= 39kB time=00:00:01.33 bitrate= 240.8kbits
- /s
- video:38kB audio:0kB subtitle:0 global headers:0kB muxing overhead 3.348272%
- [libx264 @ 0000000002481180] frame I:1 Avg QP:21.73 size: 11854
- [libx264 @ 0000000002481180] frame P:12 Avg QP:22.85 size: 1354
- [libx264 @ 0000000002481180] frame B:29 Avg QP:24.59 size: 345
- [libx264 @ 0000000002481180] consecutive B-frames: 4.8% 9.5% 0.0% 85.7%
- [libx264 @ 0000000002481180] mb I I16..4: 19.4% 71.3% 9.3%
- [libx264 @ 0000000002481180] mb P I16..4: 0.7% 0.6% 0.0% P16..4: 23.4% 1.5
- % 3.9% 0.0% 0.0% skip:69.9%
- [libx264 @ 0000000002481180] mb B I16..4: 0.0% 0.0% 0.0% B16..8: 16.0% 0.0
- % 0.0% direct: 0.4% skip:83.6% L0:33.7% L1:66.2% BI: 0.1%
- [libx264 @ 0000000002481180] 8x8 transform intra:67.5% inter:89.5%
- [libx264 @ 0000000002481180] coded y,uvDC,uvAC intra: 34.9% 42.4% 30.8% inter: 0
- .8% 9.5% 1.1%
- [libx264 @ 0000000002481180] i16 v,h,dc,p: 33% 32% 6% 29%
- [dshow @ 0000000000338ac0] real-time buffer 101% full! frame dropped!
- [libx264 @ 0000000002481180] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 38% 22% 20% 4% 2%
- 3% 4% 3% 5%
- [libx264 @ 0000000002481180] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 22% 34% 11% 5% 6%
- 5% 7% 5% 6%
- [libx264 @ 0000000002481180] i8c dc,h,v,p: 74% 10% 11% 5%
- [libx264 @ 0000000002481180] Weighted P-Frames: Y:0.0% UV:0.0%
- [libx264 @ 0000000002481180] ref P L0: 60.9% 1.6% 27.5% 10.0%
- [libx264 @ 0000000002481180] ref B L0: 78.5% 16.7% 4.9%
- [libx264 @ 0000000002481180] ref B L1: 93.4% 6.6%
- [libx264 @ 0000000002481180] kb/s:217.71
- [dshow @ 0000000000338ac0] real-time buffer 101% full! frame dropped!
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