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Sur d’autres sites (8283)

  • FFMPEG : create movie from timestamped images

    26 août 2015, par HyperDevil

    Im trying to make a small movie file from a folder with webcam images.

    They are named like this :
    00-00-38.jpg
    00-05-37.jpg
    00-10-37.jpg
    00-15-37.jpg

    H-M-S.jpg format

    Although i tried patterntype glob and simpler commands i cannot get it to work.

    This is what i tried :

    ffmpeg -r 1 -pattern_type glob -i '*.jpg' -scale=720:-1 -c:v libx264 out.mp4
    (got only one image)
    ffmpeg -r 25 -i *.jpg -vf "scale=720:-1" output.mp4
    (same size as a jpg file but no video)

    Console output :

    ffmpeg -framerate 1 -pattern_type glob -i "*.jpg" -vf scale=720:-1 -c:v libx264 -pix_fmt yuv420p out.mp4
       ffmpeg version 1.0.10 Copyright (c) 2000-2014 the FFmpeg developers  built on Jul 25 2014 07:50:40 with gcc 4.7 (Debian 4.7.2-5)
         configuration: --prefix=/usr --extra-cflags='-g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Werror=format-security '
       --extra-ldflags='-Wl,-z,relro' --cc='ccache cc' --enable-shared --enable-libmp3lame --enable-gpl --enable-nonfree --enable-libvorbis
       --enable-pthreads --enable-libfaac --enable-libxvid --enable-postproc --enable-x11grab --enable-libgsm --enable-libtheora --enable-li
       bopencore-amrnb --enable-libopencore-amrwb --enable-libx264 --enable-libspeex --enable-nonfree --disable-stripping --enable-libvpx --
       enable-libschroedinger --disable-encoder=libschroedinger --enable-version3 --enable-libopenjpeg --enable-librtmp --enable-avfilter --
       enable-libfreetype --enable-libvo-aacenc --disable-decoder=amrnb --enable-libvo-amrwbenc --enable-libaacplus --libdir=/usr/lib/x86_64
       -linux-gnu --disable-vda --enable-libbluray --enable-libcdio --enable-gnutls --enable-frei0r --enable-openssl --enable-libass --enabl
       e-libopus --enable-fontconfig --enable-libfdk-aac --enable-libdc1394 --disable-altivec --dis
         libavutil      51. 73.101 / 51. 73.101
         libavcodec     54. 59.100 / 54. 59.100
         libavformat    54. 29.104 / 54. 29.104
         libavdevice    54.  2.101 / 54.  2.101
         libavfilter     3. 17.100 /  3. 17.100
         libswscale      2.  1.101 /  2.  1.101
         libswresample   0. 15.100 /  0. 15.100
         libpostproc    52.  0.100 / 52.  0.100
       [image2 @ 0x1d53f00] max_analyze_duration 5000000 reached at 5000000
       Input #0, image2, from '*.jpg':
         Duration: 00:04:48.00, start: 0.000000, bitrate: N/A
           Stream #0:0: Video: mjpeg, yuvj420p, 800x593 [SAR 96:96 DAR 800:593], 1 fps, 1 tbr, 1 tbn, 1 tbc
       [libx264 @ 0x1d35bc0] using SAR=1780/1779
       [libx264 @ 0x1d35bc0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX XOP FMA4 FMA3 SSEMisalign LZCNT BMI1
       [libx264 @ 0x1d35bc0] profile High, level 2.2
       [libx264 @ 0x1d35bc0] 264 - core 132 - H.264/MPEG-4 AVC codec - Copyleft 2003-2013 - http://www.videolan.org/x264.html - options:  ca
       bac=1 ref=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 8x8dc
       t=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=12 lookahead_threads=2 sliced_threads=0 nr=0 decimate=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 key
       int_min=1 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=
       1:1.00
       Output #0, mp4, to 'out.mp4':
         Metadata:
           encoder         : Lavf54.29.104
           Stream #0:0: Video: h264 ([33][0][0][0] / 0x0021), yuv420p, 720x534 [SAR 1780:1779 DAR 800:593], q=-1--1, 1 tbn, 1 tbc
       Stream mapping:
         Stream #0:0 -> #0:0 (mjpeg -> libx264)
       Press [q] to stop, [?] for help
       frame=  288 fps=145 q=32763.0 Lsize=     349kB time=00:04:46.00 bitrate=  10.0kbits/s
       video:345kB audio:0kB subtitle:0 global headers:0kB muxing overhead 1.208469%
       [libx264 @ 0x1d35bc0] frame I:2     Avg QP: 2.80  size:130328
       [libx264 @ 0x1d35bc0] frame P:73    Avg QP: 4.70  size:  1167
       [libx264 @ 0x1d35bc0] frame B:213   Avg QP:17.33  size:    30
       [libx264 @ 0x1d35bc0] consecutive B-frames:  1.4%  0.0%  0.0% 98.6%
       [libx264 @ 0x1d35bc0] mb I  I16..4: 20.2% 24.9% 55.0%
       [libx264 @ 0x1d35bc0] mb P  I16..4:  0.0%  0.0%  0.0%  P16..4:  4.3%  0.1%  0.2%  0.0%  0.0%    skip:95.5%
       [libx264 @ 0x1d35bc0] mb B  I16..4:  0.0%  0.0%  0.0%  B16..8:  0.8%  0.0%  0.0%  direct: 0.0%  skip:99.2%  L0: 5.4% L1:94.5% BI: 0.0
       %
       [libx264 @ 0x1d35bc0] 8x8 transform intra:24.9% inter:51.5%
       [libx264 @ 0x1d35bc0] coded y,uvDC,uvAC intra: 99.4% 0.0% 0.0% inter: 0.6% 0.0% 0.0%
       [libx264 @ 0x1d35bc0] i16 v,h,dc,p:  5% 19% 52% 25%
       [libx264 @ 0x1d35bc0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 10% 28% 21%  4%  6%  4%  8%  5% 15%
       [libx264 @ 0x1d35bc0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 14% 27% 13%  6%  8%  5%  9%  6% 12%
       [libx264 @ 0x1d35bc0] i8c dc,h,v,p: 100%  0%  0%  0%
       [libx264 @ 0x1d35bc0] Weighted P-Frames: Y:0.0% UV:0.0%
       [libx264 @ 0x1d35bc0] ref P L0: 98.1%  0.0%  1.7%  0.2%
       [libx264 @ 0x1d35bc0] ref B L0: 52.0% 48.0%
       [libx264 @ 0x1d35bc0] ref B L1: 73.0% 27.0%
       [libx264 @ 0x1d35bc0] kb/s:9.78

    The video is 364KB without any video.

  • ffmpeg screen blending mode makes transparent png pink

    28 janvier 2014, par gilad s

    I have a sequence of PNG files with transparency - I'd like screen-blend them on top of a video

    ffmpeg -i video.mp4 -i "Images/%03d.png" -filter_complex "blend=all_mode='screen':all_opacity=0.7" output.mp4

    the images are indeed merged on top of the video but with a pink overlay ?!

    I also tried to add "-vcodec png" and "-vcodec libx264" and to try a .mov video but got the same result.

    ffmpeg version N-58061-g5231eec Copyright (c) 2000-2013 the FFmpeg developers
    built on Nov 14 2013 05:35:15 with gcc 4.6 (Debian 4.6.3-1)
    configuration: --prefix=/root/ffmpeg-static/64bit --extra-cflags='-I/root/ffmpeg-
    static/64bit/include -static' --extra-ldflags='-L/root/ffmpeg-static/64bit/lib -static'
    --extra-libs='-lxml2 -lexpat -lfreetype' --enable-static --disable-shared --disable-
    ffserver --disable-doc --enable-bzlib --enable-zlib --enable-postproc --enable-runtime-
    cpudetect --enable-libx264 --enable-gpl --enable-libtheora --enable-libvorbis --enable-
    libmp3lame --enable-gray --enable-libass --enable-libfreetype --enable-libopenjpeg --
    enable-libspeex --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-version3 --
    enable-libvpx
    libavutil      52. 52.100 / 52. 52.100
    libavcodec     55. 41.101 / 55. 41.101
    libavformat    55. 21.100 / 55. 21.100
    libavdevice    55.  5.100 / 55.  5.100
    libavfilter     3. 91.100 /  3. 91.100
    libswscale      2.  5.101 /  2.  5.101
    libswresample   0. 17.104 /  0. 17.104
    libpostproc    52.  3.100 / 52.  3.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '1.mp4':
    Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2avc1mp41
    encoder         : Lavf54.2.100
    Duration: 00:00:18.88, start: 0.000000, bitrate: 595 kb/s
    Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 640x480, 461 kb/s,  
    25.16 fps, 25 tbr, 1000k tbn, 2000k tbc (default)
    Metadata:
    handler_name    : VideoHandler
    Stream #0:1(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 128 kb/s
    (default)
    Metadata:
    handler_name    : SoundHandler
    Input #1, image2, from 'Dots2/%03d.png':
    Duration: 00:00:10.00, start: 0.000000, bitrate: N/A
    Stream #1:0: Video: png, rgba, 640x480, 25 fps, 25 tbr, 25 tbn, 25 tbc
    [libx264 @ 0x292ad60] using cpu capabilities: MMX2 SSE2Fast SSSE3 FastShuffle SSE4.2 AVX
    [libx264 @ 0x292ad60] profile High, level 3.0
    [libx264 @ 0x292ad60] 264 - core 129 r2230 1cffe9f - H.264/MPEG-4 AVC codec - Copyleft
    2003-2012 - http://www.videolan.org/x264.html - options: cabac=1 ref=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_pskip=1 chroma_qp_offset=-2
    threads=6 lookahead_threads=1 sliced_threads=0 nr=0 decimate=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=25 scenecut=40 intra_refresh=0
    rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4
    ip_ratio=1.40 aq=1:1.00
    Output #0, mp4, to 'output_Dots.mp4':
    Metadata:
    major_brand     : isom
    Stream #0:1(und): Audio: aac (libvo_aacenc) ([64][0][0][0] / 0x0040), 44100 Hz, stereo,
    s16, 128 kb/s (default)
    Metadata:
    handler_name    : SoundHandler
    Stream mapping:
    Stream #0:0 (h264) -> blend:top (graph 0)
    Stream #1:0 (png) -> blend:bottom (graph 0)
    blend (graph 0) -> Stream #0:0 (libx264)
    Stream #0:1 -> #0:1 (aac -> libvo_aacenc)
    Press [q] to stop, [?] for help
    frame=  475 fps=105 q=-1.0 Lsize=    1660kB time=00:00:18.92 bitrate= 718.7kbits/s    
    video:1349kB audio:295kB subtitle:0 global headers:0kB muxing overhead 0.993598%
    [libx264 @ 0x292ad60] frame I:2     Avg QP:19.79  size: 33501
    [libx264 @ 0x292ad60] frame P:176   Avg QP:23.16  size:  5651
    [libx264 @ 0x292ad60] frame B:297   Avg QP:27.76  size:  1074
    [libx264 @ 0x292ad60] consecutive B-frames: 13.3%  8.8%  3.8% 74.1%
    [libx264 @ 0x292ad60] mb I  I16..4:  1.7% 69.9% 28.4%
    [libx264 @ 0x292ad60] mb P  I16..4:  3.3%  8.1%  1.0%  P16..4: 47.1% 14.7%  7.5%  0.0%  
    0.0%    skip:18.3%
    [libx264 @ 0x292ad60] mb B  I16..4:  0.1%  0.0%  0.0%  B16..8: 44.4%  2.6%  0.8%  
    direct: 0.9%  skip:51.2%  L0:46.0% L1:50.5% BI: 3.5%
    [libx264 @ 0x292ad60] 8x8 transform intra:64.9% inter:74.0%
    [libx264 @ 0x292ad60] coded y,uvDC,uvAC intra: 47.0% 50.4% 13.1% inter: 11.8% 12.7% 0.5%
    [libx264 @ 0x292ad60] i16 v,h,dc,p: 50% 18%  9% 23%
    [libx264 @ 0x292ad60] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 30% 15% 22%  4%  6%  6%  7%  5%  5%
    [libx264 @ 0x292ad60] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 32% 19% 19%  4%  6%  6%  6%  4%  4%
    [libx264 @ 0x292ad60] i8c dc,h,v,p: 55% 17% 25%  2%
    [libx264 @ 0x292ad60] Weighted P-Frames: Y:29.0% UV:23.9%
    [libx264 @ 0x292ad60] ref P L0: 63.5% 20.9% 13.2%  2.3%  0.2%
    [libx264 @ 0x292ad60] ref B L0: 96.8%  2.8%  0.4%
    [libx264 @ 0x292ad60] ref B L1: 98.4%  1.6%
    [libx264 @ 0x292ad60] kb/s:581.24
  • FFMPEG does not add images to audio

    20 février 2018, par Googlebot

    I want to create a slideshow with a background music by ffmpeg, and use the command

    ffmpeg -f concat -safe 0 -i map.txt -i audio.flac -vsync vfr -pix_fmt yuv420p -strict -2 video.mp4

    and map.txt is like

    file '1.jpg'
    duration 15
    file '2.jpg'
    duration 60

    The result is a video with the audio and blank background. If I run the above command without audio as

    ffmpeg -f concat -safe 0 -i map.txt -pix_fmt yuv420p -strict -2 video.mp4

    a perfect video of the images (the intended slideshow) is generated (but obviously without audio).

    I reckon the problem is related to synchronising the audio and images.

    This is the terminal output for the first command

    ffmpeg -f concat -safe 0 -i map.txt -i audio.flac -vsync vfr -pix_fmt yuv420p -strict -2 video.mp4
    ffmpeg version 2.8.11-0ubuntu0.16.04.1 Copyright (c) 2000-2017 the FFmpeg developers
     built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.4) 20160609
     configuration: --prefix=/usr --extra-version=0ubuntu0.16.04.1 --build-suffix=-ffmpeg --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-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-libx264 --enable-libopencv
     libavutil      54. 31.100 / 54. 31.100
     libavcodec     56. 60.100 / 56. 60.100
     libavformat    56. 40.101 / 56. 40.101
     libavdevice    56.  4.100 / 56.  4.100
     libavfilter     5. 40.101 /  5. 40.101
     libavresample   2.  1.  0 /  2.  1.  0
     libswscale      3.  1.101 /  3.  1.101
     libswresample   1.  2.101 /  1.  2.101
     libpostproc    53.  3.100 / 53.  3.100
    [mjpeg @ 0x1cc8d40] Changeing bps to 8
    Input #0, concat, from 'map.txt':
     Duration: 00:05:48.00, start: 0.000000, bitrate: 0 kb/s
       Stream #0:0: Video: mjpeg, gray(bt470bg/unknown/unknown), 1920x1080 [SAR 72:72 DAR 16:9], 25 tbr, 25 tbn, 25 tbc
    Input #1, flac, from 'audio.flac':
     Metadata:
       TITLE           : Speak to Me
       ARTIST          : Creator
       ALBUM           : Acoustic Hits
       track           : 14
       GENRE           : Pop
       DATE            : 2011
     Duration: 00:03:31.02, start: 0.000000, bitrate: 1026 kb/s
       Stream #1:0: Audio: flac, 44100 Hz, stereo, s16
    [libx264 @ 0x1ccdf80] using SAR=1/1
    [libx264 @ 0x1ccdf80] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2
    [libx264 @ 0x1ccdf80] profile High, level 4.0
    [libx264 @ 0x1ccdf80] 264 - core 148 r2643 5c65704 - H.264/MPEG-4 AVC codec - Copyleft 2003-2015 - http://www.videolan.org/x264.html - options: cabac=1 ref=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_pskip=1 chroma_qp_offset=-2 threads=12 lookahead_threads=2 sliced_threads=0 nr=0 decimate=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=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
    Output #0, mp4, to 'video.mp4':
     Metadata:
       encoder         : Lavf56.40.101
       Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 25 fps, 12800 tbn, 25 tbc
       Metadata:
         encoder         : Lavc56.60.100 libx264
       Stream #0:1: Audio: aac ([64][0][0][0] / 0x0040), 44100 Hz, stereo, fltp (16 bit), 128 kb/s
       Metadata:
         encoder         : Lavc56.60.100 aac
    Stream mapping:
     Stream #0:0 -> #0:0 (mjpeg (native) -> h264 (libx264))
     Stream #1:0 -> #0:1 (flac (native) -> aac (native))
    Press [q] to stop, [?] for help
    [mjpeg @ 0x7fe688001ba0] Changeing bps to 8
    frame=    2 fps=0.7 q=-1.0 Lsize=    3593kB time=00:03:31.02 bitrate= 139.5kbits/s    
    video:147kB audio:3410kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 1.036417%
    [libx264 @ 0x1ccdf80] frame I:1     Avg QP: 2.55  size: 33683
    [libx264 @ 0x1ccdf80] frame P:1     Avg QP:19.33  size:116022
    [libx264 @ 0x1ccdf80] mb I  I16..4: 89.7%  1.1%  9.3%
    [libx264 @ 0x1ccdf80] mb P  I16..4:  0.9%  1.8% 30.1%  P16..4:  1.4%  1.5%  0.9%  0.0%  0.0%    skip:63.4%
    [libx264 @ 0x1ccdf80] 8x8 transform intra:2.1% inter:15.2%
    [libx264 @ 0x1ccdf80] coded y,uvDC,uvAC intra: 19.7% 0.0% 0.0% inter: 2.8% 0.0% 0.0%
    [libx264 @ 0x1ccdf80] i16 v,h,dc,p: 97%  2%  2%  0%
    [libx264 @ 0x1ccdf80] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 37% 12% 39%  1%  1%  2%  1%  2%  4%
    [libx264 @ 0x1ccdf80] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 43% 16% 16%  3%  4%  6%  5%  5%  4%
    [libx264 @ 0x1ccdf80] i8c dc,h,v,p: 100%  0%  0%  0%
    [libx264 @ 0x1ccdf80] Weighted P-Frames: Y:0.0% UV:0.0%
    [libx264 @ 0x1ccdf80] kb/s:20.65

    UPDATE (following the comment suggestion)

    ffmpeg -f concat -safe 0 -i map.txt -i audio.flac -vsync vfr -r 5 -pix_fmt yuv420p -strict -2 video.mp4
    ffmpeg version 2.8.11-0ubuntu0.16.04.1 Copyright (c) 2000-2017 the FFmpeg developers
     built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.4) 20160609
     configuration: --prefix=/usr --extra-version=0ubuntu0.16.04.1 --build-suffix=-ffmpeg --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-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-libx264 --enable-libopencv
     libavutil      54. 31.100 / 54. 31.100
     libavcodec     56. 60.100 / 56. 60.100
     libavformat    56. 40.101 / 56. 40.101
     libavdevice    56.  4.100 / 56.  4.100
     libavfilter     5. 40.101 /  5. 40.101
     libavresample   2.  1.  0 /  2.  1.  0
     libswscale      3.  1.101 /  3.  1.101
     libswresample   1.  2.101 /  1.  2.101
     libpostproc    53.  3.100 / 53.  3.100
    [mjpeg @ 0x1fe9d80] Changeing bps to 8
    Input #0, concat, from 'map.txt':
     Duration: 00:02:28.00, start: 0.000000, bitrate: 0 kb/s
       Stream #0:0: Video: mjpeg, gray(bt470bg/unknown/unknown), 1920x1080 [SAR 72:72 DAR 16:9], 25 tbr, 25 tbn, 25 tbc
    Input #1, flac, from 'audio.flac':
     Metadata:
       TITLE           : Speak to Me
       ARTIST          : Creator
       ALBUM           : Acoustic Hits
       track           : 14
       GENRE           : Pop
       DATE            : 2011
     Duration: 00:03:31.02, start: 0.000000, bitrate: 1026 kb/s
       Stream #1:0: Audio: flac, 44100 Hz, stereo, s16
    [libx264 @ 0x1feefc0] using SAR=1/1
    [libx264 @ 0x1feefc0] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 AVX2 LZCNT BMI2
    [libx264 @ 0x1feefc0] profile High, level 4.0
    [libx264 @ 0x1feefc0] 264 - core 148 r2643 5c65704 - H.264/MPEG-4 AVC codec - Copyleft 2003-2015 - http://www.videolan.org/x264.html - options: cabac=1 ref=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_pskip=1 chroma_qp_offset=-2 threads=12 lookahead_threads=2 sliced_threads=0 nr=0 decimate=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=5 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
    Output #0, mp4, to 'video.mp4':
     Metadata:
       encoder         : Lavf56.40.101
       Stream #0:0: Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 5 fps, 10240 tbn, 5 tbc
       Metadata:
         encoder         : Lavc56.60.100 libx264
       Stream #0:1: Audio: aac ([64][0][0][0] / 0x0040), 44100 Hz, stereo, fltp (16 bit), 128 kb/s
       Metadata:
         encoder         : Lavc56.60.100 aac
    Stream mapping:
     Stream #0:0 -> #0:0 (mjpeg (native) -> h264 (libx264))
     Stream #1:0 -> #0:1 (flac (native) -> aac (native))
    Press [q] to stop, [?] for help
    [mjpeg @ 0x7f74cc001ba0] Changeing bps to 8
    frame=    2 fps=0.7 q=-1.0 Lsize=    3593kB time=00:03:31.02 bitrate= 139.5kbits/s    
    video:147kB audio:3410kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 1.036417%
    [libx264 @ 0x1feefc0] frame I:1     Avg QP: 2.55  size: 33683
    [libx264 @ 0x1feefc0] frame P:1     Avg QP:19.33  size:116022
    [libx264 @ 0x1feefc0] mb I  I16..4: 89.7%  1.1%  9.3%
    [libx264 @ 0x1feefc0] mb P  I16..4:  0.9%  1.8% 30.1%  P16..4:  1.4%  1.5%  0.9%  0.0%  0.0%    skip:63.4%
    [libx264 @ 0x1feefc0] 8x8 transform intra:2.1% inter:15.2%
    [libx264 @ 0x1feefc0] coded y,uvDC,uvAC intra: 19.7% 0.0% 0.0% inter: 2.8% 0.0% 0.0%
    [libx264 @ 0x1feefc0] i16 v,h,dc,p: 97%  2%  2%  0%
    [libx264 @ 0x1feefc0] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 37% 12% 39%  1%  1%  2%  1%  2%  4%
    [libx264 @ 0x1feefc0] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 43% 16% 16%  3%  4%  6%  5%  5%  4%
    [libx264 @ 0x1feefc0] i8c dc,h,v,p: 100%  0%  0%  0%
    [libx264 @ 0x1feefc0] Weighted P-Frames: Y:0.0% UV:0.0%
    [libx264 @ 0x1feefc0] kb/s:20.65