./ffmpeg -i doc/examples/myH264testMovie_original.mp4 -c:a aac -strict experimental -ac 1 -b:a 48k -c:v libx264 -crf 27 -bufsize 65535k -profile:v high -g 250 -keyint_min 250 -f matroska doc/examples/myH264testMovie_testoutput.mkvffmpeg version 2.4.git Copyright (c) 2000-2014 the FFmpeg developers
built on Sep 23 2014 14:33:44 with gcc 4.7 (Ubuntu/Linaro 4.7.2-2ubuntu1)
configuration: --prefix=/home/paolo/ffmpeg_build --extra-cflags=-I/home/paolo/ffmpeg_build/include --extra-ldflags=-L/home/paolo/ffmpeg_build/lib --bindir=/home/paolo/bin --enable-gpl --enable-libass --enable-libfdk-aac --enable-libfreetype --enable-libx264 --enable-nonfree --enable-x11grab
libavutil 54. 7.101 / 54. 7.101
libavcodec 56. 1.101 / 56. 1.101
libavformat 56. 4.103 / 56. 4.103
libavdevice 56. 1.100 / 56. 1.100
libavfilter 5. 1.102 / 5. 1.102
libswscale 3. 1.100 / 3. 1.100
libswresample 1. 1.100 / 1. 1.100
libpostproc 53. 0.100 / 53. 0.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'doc/examples/myH264testMovie_original.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
encoder : Lavf54.59.106
Duration: 00:37:21.38, start: 0.023220, bitrate: 4590 kb/s
Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1280x720, 4489 kb/s, 29.97 fps, 29.97 tbr, 11988 tbn, 59.94 tbc (default)
Metadata:
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 96 kb/s (default)
Metadata:
handler_name : SoundHandler
File 'doc/examples/myH264testMovie_testoutput.mkv' already exists. Overwrite ? [y/N] y
[libx264 @ 0x24f5340] VBV bufsize set but maxrate unspecified, ignored
[libx264 @ 0x24f5340] using cpu capabilities: MMX2 SSE2Fast SSSE3 Cache64 SlowShuffle
[libx264 @ 0x24f5340] profile High, level 3.1
[libx264 @ 0x24f5340] 264 - core 142 - H.264/MPEG-4 AVC codec - Copyleft 2003-2014 - 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=3 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=126 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=27.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, matroska, to 'doc/examples/myH264testMovie_testoutput.mkv':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
encoder : Lavf56.4.103
Stream #0:0(und): Video: h264 (libx264) (H264 / 0x34363248), yuv420p, 1280x720, q=-1--1, 29.97 fps, 1k tbn, 29.97 tbc (default)
Metadata:
handler_name : VideoHandler
encoder : Lavc56.1.101 libx264
Stream #0:1(und): Audio: aac ([255][0][0][0] / 0x00FF), 44100 Hz, mono, fltp, 48 kb/s (default)
Metadata:
handler_name : SoundHandler
encoder : Lavc56.1.101 aac
Stream mapping:
Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
Stream #0:1 -> #0:1 (aac (native) -> aac (native))
Press [q] to stop, [?] for help
frame= 792 fps= 16 q=-1.0 Lsize= 3544kB time=00:00:27.49 bitrate=1056.0kbits/s .43 bitrate= 3.3kbits/s
video:3368kB audio:162kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.414023%
[libx264 @ 0x24f5340] frame I:5 Avg QP:23.31 size: 23497
[libx264 @ 0x24f5340] frame P:291 Avg QP:27.23 size: 7827
[libx264 @ 0x24f5340] frame B:496 Avg QP:29.63 size: 2122
[libx264 @ 0x24f5340] consecutive B-frames: 6.2% 27.3% 11.0% 55.6%
[libx264 @ 0x24f5340] mb I I16..4: 35.3% 54.4% 10.4%
[libx264 @ 0x24f5340] mb P I16..4: 1.7% 3.1% 0.2% P16..4: 40.9% 8.1% 3.7% 0.0% 0.0% skip:42.2%
[libx264 @ 0x24f5340] mb B I16..4: 0.0% 0.0% 0.0% B16..8: 40.7% 1.2% 0.1% direct: 0.2% skip:57.7% L0:38.3% L1:60.2% BI: 1.5%
[libx264 @ 0x24f5340] 8x8 transform intra:59.7% inter:85.4%
[libx264 @ 0x24f5340] coded y,uvDC,uvAC intra: 24.8% 35.9% 11.2% inter: 5.2% 8.6% 0.3%
[libx264 @ 0x24f5340] i16 v,h,dc,p: 42% 21% 12% 26%
[libx264 @ 0x24f5340] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 21% 12% 41% 4% 5% 5% 5% 3% 3%
[libx264 @ 0x24f5340] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 24% 15% 19% 6% 10% 9% 7% 5% 4%
[libx264 @ 0x24f5340] i8c dc,h,v,p: 71% 12% 14% 2%
[libx264 @ 0x24f5340] Weighted P-Frames: Y:15.8% UV:14.1%
[libx264 @ 0x24f5340] ref P L0: 65.6% 17.7% 13.2% 3.4% 0.2%
[libx264 @ 0x24f5340] ref B L0: 93.1% 6.1% 0.8%
[libx264 @ 0x24f5340] ref B L1: 97.4% 2.6%
[libx264 @ 0x24f5340] kb/s:1043.73
Received signal 2: terminating.