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  1. ./ffmpeg -i MyStream_0.f4v -vb 1200k -f rawvideo -t 00:05:00 -pix_fmt yuv420p -s 832x468 - | ./ffmpeg -f rawvideo -r 30 -pix_fmt yuv420p -s 832x468 -crf 0 -i - out.mp4
  2. ffmpeg version N-48335-g72ff8ee Copyright (c) 2000-2012 the FFmpeg developers
  3. built on Dec 31 2012 14:26:04 with gcc 4.2.1 (GCC) (Apple Inc. build 5666) (dot 3)
  4. configuration: --prefix=/Volumes/tempdisk/sw --as=yasm --enable-gpl --enable-pthreads --disable-ffplay --disable-ffserver --disable-shared --enable-static --enable-gray --enable-fontconfig --enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libfaac --enable-libx264 --enable-libxvid --enable-zlib --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-nonfree --enable-version3 --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libfdk-aac --enable-libopus --enable-libvpx --enable-avfilter --enable-libfreetype --enable-libass --enable-filters --enable-postproc --enable-runtime-cpudetect
  5. libavutil 52. 13.100 / 52. 13.100
  6. libavcodec 54. 85.100 / 54. 85.100
  7. libavformat 54. 58.100 / 54. 58.100
  8. libavdevice 54. 3.102 / 54. 3.102
  9. libavfilter 3. 30.102 / 3. 30.102
  10. libswscale 2. 1.103 / 2. 1.103
  11. libswresample 0. 17.102 / 0. 17.102
  12. libpostproc 52. 2.100 / 52. 2.100
  13. ffmpeg version N-48335-g72ff8ee Copyright (c) 2000-2012 the FFmpeg developers
  14. built on Dec 31 2012 14:26:04 with gcc 4.2.1 (GCC) (Apple Inc. build 5666) (dot 3)
  15. configuration: --prefix=/Volumes/tempdisk/sw --as=yasm --enable-gpl --enable-pthreads --disable-ffplay --disable-ffserver --disable-shared --enable-static --enable-gray --enable-fontconfig --enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libfaac --enable-libx264 --enable-libxvid --enable-zlib --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-nonfree --enable-version3 --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libfdk-aac --enable-libopus --enable-libvpx --enable-avfilter --enable-libfreetype --enable-libass --enable-filters --enable-postproc --enable-runtime-cpudetect
  16. libavutil 52. 13.100 / 52. 13.100
  17. libavcodec 54. 85.100 / 54. 85.100
  18. libavformat 54. 58.100 / 54. 58.100
  19. libavdevice 54. 3.102 / 54. 3.102
  20. libavfilter 3. 30.102 / 3. 30.102
  21. libswscale 2. 1.103 / 2. 1.103
  22. libswresample 0. 17.102 / 0. 17.102
  23. libpostproc 52. 2.100 / 52. 2.100
  24. Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'MyStream_0.f4v':
  25. Metadata:
  26. major_brand : qt
  27. minor_version : 537199360
  28. compatible_brands: qt
  29. creation_time : 2013-01-22 07:27:38
  30. Duration: 02:30:40.34, start: 0.000000, bitrate: 1203 kb/s
  31. Stream #0:0(eng): Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 832x468 [SAR 1:1 DAR 16:9], 1100 kb/s, 25 fps, 60 tbr, 2500 tbn, 50 tbc
  32. Metadata:
  33. creation_time : 2013-01-22 07:27:38
  34. handler_name : Apple Alias Data Handler
  35. Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, mono, fltp, 95 kb/s
  36. Metadata:
  37. creation_time : 2013-01-22 07:27:38
  38. handler_name : Apple Alias Data Handler
  39. Output #0, rawvideo, to 'pipe:':
  40. Metadata:
  41. major_brand : qt
  42. minor_version : 537199360
  43. compatible_brands: qt
  44. encoder : Lavf54.58.100
  45. Stream #0:0(eng): Video: rawvideo (I420 / 0x30323449), yuv420p, 832x468 [SAR 1:1 DAR 16:9], q=2-31, 1200 kb/s, 90k tbn, 25 tbc
  46. Metadata:
  47. creation_time : 2013-01-22 07:27:38
  48. handler_name : Apple Alias Data Handler
  49. Stream mapping:
  50. Stream #0:0 -> #0:0 (h264 -> rawvideo)
  51. Press [q] to stop, [?] for help
  52. [rawvideo @ 0x102006600] Estimating duration from bitrate, this may be inaccurate
  53. Input #0, rawvideo, from 'pipe:':
  54. Duration: N/A, start: 0.000000, bitrate: 140175 kb/s
  55. Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 832x468, 140175 kb/s, 30 tbr, 30 tbn, 30 tbc
  56. [libx264 @ 0x102035600] using cpu capabilities: MMX2 SSE2Fast SSSE3 FastShuffle SSE4.2
  57. [libx264 @ 0x102035600] profile High, level 3.1
  58. [libx264 @ 0x102035600] 264 - core 128 r2216M 198a7ea - 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=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
  59. Output #0, mp4, to 'out.mp4':
  60. Metadata:
  61. encoder : Lavf54.58.100
  62. Stream #0:0: Video: h264 ([33][0][0][0] / 0x0021), yuv420p, 832x468, q=-1--1, 15360 tbn, 30 tbc
  63. Stream mapping:
  64. Stream #0:0 -> #0:0 (rawvideo -> libx264)
  65. frame= 7500 fps=167 q=0.0 Lsize= 4277812kB time=00:05:00.00 bitrate=116812.8kbits/s dup=1 drop=0
  66. video:4277812kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.000000%
  67. frame= 7500 fps=166 q=32766.0 Lsize= 8758kB time=00:04:09.93 bitrate= 287.1kbits/s
  68. video:8669kB audio:0kB subtitle:0 global headers:0kB muxing overhead 1.024090%
  69. [libx264 @ 0x102035600] frame I:30 Avg QP:17.94 size: 63667
  70. [libx264 @ 0x102035600] frame P:1906 Avg QP:20.33 size: 2840
  71. [libx264 @ 0x102035600] frame B:5564 Avg QP:25.42 size: 279
  72. [libx264 @ 0x102035600] consecutive B-frames: 1.0% 0.2% 0.3% 98.5%
  73. [libx264 @ 0x102035600] mb I I16..4: 16.7% 24.2% 59.1%
  74. [libx264 @ 0x102035600] mb P I16..4: 0.9% 0.5% 0.3% P16..4: 44.5% 2.7% 3.4% 0.0% 0.0% skip:47.6%
  75. [libx264 @ 0x102035600] mb B I16..4: 0.1% 0.0% 0.0% B16..8: 10.1% 0.3% 0.1% direct: 0.4% skip:89.1% L0:35.9% L1:62.8% BI: 1.2%
  76. [libx264 @ 0x102035600] 8x8 transform intra:26.7% inter:82.2%
  77. [libx264 @ 0x102035600] coded y,uvDC,uvAC intra: 50.6% 85.4% 57.0% inter: 2.1% 11.8% 1.1%
  78. [libx264 @ 0x102035600] i16 v,h,dc,p: 23% 32% 15% 31%
  79. [libx264 @ 0x102035600] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 26% 26% 29% 3% 3% 3% 3% 3% 4%
  80. [libx264 @ 0x102035600] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 28% 30% 12% 4% 4% 5% 6% 5% 6%
  81. [libx264 @ 0x102035600] i8c dc,h,v,p: 39% 29% 21% 10%
  82. [libx264 @ 0x102035600] Weighted P-Frames: Y:0.1% UV:0.0%
  83. [libx264 @ 0x102035600] ref P L0: 61.0% 2.6% 25.9% 10.5% 0.0%
  84. [libx264 @ 0x102035600] ref B L0: 79.1% 16.0% 4.9%
  85. [libx264 @ 0x102035600] ref B L1: 90.9% 9.1%
  86. [libx264 @ 0x102035600] kb/s:284.05
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