[FFmpeg-user] checksum in ashowinfo

frafart at free.fr frafart at free.fr
Mon Dec 30 15:09:27 CET 2013


Hello,

I don't understand the checksum output by ashowinfo.
Here my test : I have 2 mpegts chuncks (0.5 secs) 1.ts and 2.ts.
I look video and audio checksum at the begining of the second file, I concatene the files in 1_2.ts (with cat command) and  then look again the checksum.
Video checksum stay the same but audio checksum change in the concatened file.

Look video frame with 1E8D7B57 (stayed the same) and audio 3D1941C9 seem changed to 9F4241C9.
I write "seem changed" because the frame order change too. So I can't be sure 3D1941C9 -> 9F4241C9.

Uncut command and output below.

Regards,
Fabrice.


$ ./tmp/ffmpeg.static.32bit.2013-12-13/ffmpeg -i tmp/1.ts -nostats -vf 'showinfo' -af 'ashowinfo' -f null /dev/null
ffmpeg version N-59037-gd546a59 Copyright (c) 2000-2013 the FFmpeg developers
  built on Dec 13 2013 05:17:03 with gcc 4.6 (Debian 4.6.3-1)
  configuration: --prefix=/root/ffmpeg-static/32bit --arch=x86_32 --extra-cflags='-m32 -I/root/ffmpeg-static/32bit/include -static' --extra-ldflags='-m32 -L/root/ffmpeg-static/32bit/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. 58.100 / 52. 58.100
  libavcodec     55. 45.101 / 55. 45.101
  libavformat    55. 22.100 / 55. 22.100
  libavdevice    55.  5.102 / 55.  5.102
  libavfilter     3. 92.100 /  3. 92.100
  libswscale      2.  5.101 /  2.  5.101
  libswresample   0. 17.104 /  0. 17.104
  libpostproc    52.  3.100 / 52.  3.100
Input #0, mpegts, from 'tmp/1.ts':
  Duration: 00:00:00.51, start: 1.400000, bitrate: 1058 kb/s
  Program 1 
    Metadata:
      service_name    : Service01
      service_provider: FFmpeg
    Stream #0:0[0x100]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002), yuv420p(tv), 720x576 [SAR 64:45 DAR 16:9], max. 104857 kb/s, 25 fps, 25 tbr, 90k tbn, 50 tbc
    Stream #0:1[0x101]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Output #0, null, to '/dev/null':
  Metadata:
    encoder         : Lavf55.22.100
    Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 720x576 [SAR 64:45 DAR 16:9], q=2-31, 200 kb/s, 90k tbn, 25 tbc
    Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg2video -> rawvideo)
  Stream #0:1 -> #0:1 (mp2 -> pcm_s16le)
Press [q] to stop, [?] for help
[Parsed_showinfo_0 @ 0xa42f1a0] n:0 pts:2342 pts_time:0.0260222 pos:564 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:1 type:I checksum:62973339 plane_checksum:[C993669F 9FA02DD1 F72C9EBA]
[Parsed_showinfo_0 @ 0xa42f1a0] n:1 pts:5942 pts_time:0.0660222 pos:20868 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:7C47846E plane_checksum:[ECF5A484 A0EF3A2F 046EA5AC]
[Parsed_showinfo_0 @ 0xa42f1a0] n:2 pts:9542 pts_time:0.106022 pos:22372 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:9511C87B plane_checksum:[F0E2D2A0 C4734576 722DB056]
[Parsed_ashowinfo_0 @ 0xa430940] n:0 pts:0 pts_time:0 pos:27260 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:48918F76 plane_checksums: [ 0E7B4707 D596486F ]
[Parsed_ashowinfo_0 @ 0xa430940] n:1 pts:1152 pts_time:0.024 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:ABF7F8DC plane_checksums: [ 27B28139 3F2077A3 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:2 pts:2304 pts_time:0.048 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:EBC28177 plane_checksums: [ 3B5AB80F C851C959 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:3 pts:3456 pts_time:0.072 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:49220509 plane_checksums: [ C7AD7CFD 5A7B87FD ]
[Parsed_ashowinfo_0 @ 0xa430940] n:4 pts:4608 pts_time:0.096 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:A0615019 plane_checksums: [ 5585B7A9 F8F29861 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:5 pts:5760 pts_time:0.12 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:3E08E1B3 plane_checksums: [ D0296F53 481A7260 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:6 pts:6912 pts_time:0.144 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:E69DDF9C plane_checksums: [ 2E37738E 7D766C0E ]
[Parsed_showinfo_0 @ 0xa42f1a0] n:3 pts:13142 pts_time:0.146022 pos:24252 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:2E9AF97C plane_checksum:[C6DFE2AD 28545A3C 8AD3BC84]
[Parsed_showinfo_0 @ 0xa42f1a0] n:4 pts:16742 pts_time:0.186022 pos:25756 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:D14421CA plane_checksum:[315FED21 F6586BCC 8BE8C8BF]
[Parsed_showinfo_0 @ 0xa42f1a0] n:5 pts:20342 pts_time:0.226022 pos:30080 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:1AC32D96 plane_checksum:[A897F4CD 92EE6DBF 8017CAEC]
[Parsed_showinfo_0 @ 0xa42f1a0] n:6 pts:23942 pts_time:0.266022 pos:31020 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:CA582548 plane_checksum:[F6EEE74E FE2870EA 7A98CCF2]
[Parsed_ashowinfo_0 @ 0xa430940] n:7 pts:8064 pts_time:0.168 pos:34780 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:55C5D04A plane_checksums: [ 8B886815 D6476835 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:8 pts:9216 pts_time:0.192 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:BB42B008 plane_checksums: [ DE0E5D1C B00B52EC ]
[Parsed_ashowinfo_0 @ 0xa430940] n:9 pts:10368 pts_time:0.216 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:1DEB7EBE plane_checksums: [ 9A8DCAC5 2B60B3EA ]
[Parsed_ashowinfo_0 @ 0xa430940] n:10 pts:11520 pts_time:0.24 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:07809185 plane_checksums: [ 872D49E2 674D47A3 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:11 pts:12672 pts_time:0.264 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:F84A7158 plane_checksums: [ 19433CA7 E00934B1 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:12 pts:13824 pts_time:0.288 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:55C7E2DE plane_checksums: [ C2777008 103172D6 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:13 pts:14976 pts_time:0.312 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:32930E64 plane_checksums: [ 162082F9 165E8B5C ]
[Parsed_showinfo_0 @ 0xa42f1a0] n:7 pts:27542 pts_time:0.306022 pos:32336 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:E9CF0D13 plane_checksum:[9D08C75E 36D97532 B9D6D065]
[Parsed_showinfo_0 @ 0xa42f1a0] n:8 pts:31142 pts_time:0.346022 pos:33276 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:D883C7EF plane_checksum:[D41171BD FA5D7F9D BA9BD686]
[Parsed_showinfo_0 @ 0xa42f1a0] n:9 pts:34742 pts_time:0.386022 pos:37600 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:44342259 plane_checksum:[56E8A920 83D3989B 6F84E080]
[Parsed_showinfo_0 @ 0xa42f1a0] n:10 pts:38342 pts_time:0.426022 pos:39292 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:853DB477 plane_checksum:[89431B5C D5ECAA56 221FEEB6]
[Parsed_ashowinfo_0 @ 0xa430940] n:14 pts:16128 pts_time:0.336 pos:63732 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:B0154BA9 plane_checksums: [ 67A5AAB6 8861A0E4 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:15 pts:17280 pts_time:0.36 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:EEF60440 plane_checksums: [ 9D2686C2 38BD7D6F ]
[Parsed_ashowinfo_0 @ 0xa430940] n:16 pts:18432 pts_time:0.384 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:9A1EF2FA plane_checksums: [ 2CCD7B53 414777A7 ]
[Parsed_ashowinfo_0 @ 0xa430940] n:17 pts:19584 pts_time:0.408 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:1D1AED08 plane_checksums: [ F4B7765E 9BDE76AA ]
[Parsed_ashowinfo_0 @ 0xa430940] n:18 pts:20736 pts_time:0.432 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:A5D0C56A plane_checksums: [ F9C5D930 896FEC2B ]
[Parsed_ashowinfo_0 @ 0xa430940] n:19 pts:21888 pts_time:0.456 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:6A820ECA plane_checksums: [ B1908AC0 AFB483FB ]
[Parsed_ashowinfo_0 @ 0xa430940] n:20 pts:23040 pts_time:0.48 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:AA7FC7B0 plane_checksums: [ 1D01620A FFC165A6 ]
[Parsed_showinfo_0 @ 0xa42f1a0] n:11 pts:41942 pts_time:0.466022 pos:41360 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:E10DE80C plane_checksum:[B8C8438A C761AFB7 68E1F4BC]
[Parsed_showinfo_0 @ 0xa42f1a0] n:12 pts:45542 pts_time:0.506022 pos:43052 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:1 type:I checksum:58DCE8F4 plane_checksum:[16AC7F73 EC9720EE 41AF4893]
frame=   13 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.56 bitrate=N/A    
video:1kB audio:94kB subtitle:0 global headers:0kB muxing overhead -100.022541%
$ 
$ 
$ ./tmp/ffmpeg.static.32bit.2013-12-13/ffmpeg -i tmp/2.ts -nostats -vf 'showinfo' -af 'ashowinfo' -f null /dev/null
ffmpeg version N-59037-gd546a59 Copyright (c) 2000-2013 the FFmpeg developers
  built on Dec 13 2013 05:17:03 with gcc 4.6 (Debian 4.6.3-1)
  configuration: --prefix=/root/ffmpeg-static/32bit --arch=x86_32 --extra-cflags='-m32 -I/root/ffmpeg-static/32bit/include -static' --extra-ldflags='-m32 -L/root/ffmpeg-static/32bit/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. 58.100 / 52. 58.100
  libavcodec     55. 45.101 / 55. 45.101
  libavformat    55. 22.100 / 55. 22.100
  libavdevice    55.  5.102 / 55.  5.102
  libavfilter     3. 92.100 /  3. 92.100
  libswscale      2.  5.101 /  2.  5.101
  libswresample   0. 17.104 /  0. 17.104
  libpostproc    52.  3.100 / 52.  3.100
Input #0, mpegts, from 'tmp/2.ts':
  Duration: 00:00:00.52, start: 1.404000, bitrate: 475 kb/s
  Program 1 
    Metadata:
      service_name    : Service01
      service_provider: FFmpeg
    Stream #0:0[0x100]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002), yuv420p(tv), 720x576 [SAR 64:45 DAR 16:9], max. 104857 kb/s, 25 tbr, 90k tbn, 50 tbc
    Stream #0:1[0x101]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Output #0, null, to '/dev/null':
  Metadata:
    encoder         : Lavf55.22.100
    Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 720x576 [SAR 64:45 DAR 16:9], q=2-31, 200 kb/s, 90k tbn, 25 tbc
    Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg2video -> rawvideo)
  Stream #0:1 -> #0:1 (mp2 -> pcm_s16le)
Press [q] to stop, [?] for help
[Parsed_ashowinfo_0 @ 0xb04f400] n:0 pts:0 pts_time:0 pos:564 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:0C99F3A8 plane_checksums: [ 6E1D722C D631817C ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:1 pts:1152 pts_time:0.024 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:FD46329A plane_checksums: [ 917895F5 7FB49C96 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:2 pts:2304 pts_time:0.048 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:B512F9D9 plane_checksums: [ 07928043 0EE27996 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:3 pts:3456 pts_time:0.072 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:125E7C12 plane_checksums: [ 2485447E 5BB23794 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:4 pts:4608 pts_time:0.096 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:DAF7F1B1 plane_checksums: [ 927882B3 B8886EFE ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:5 pts:5760 pts_time:0.12 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:F1645F3D plane_checksums: [ 57E13B23 3F57241A ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:6 pts:6912 pts_time:0.144 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:0BECFC13 plane_checksums: [ DE0A7BF6 466F801D ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:7 pts:8064 pts_time:0.168 pos:3384 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:8D02A4AB plane_checksums: [ C38D528F 96DD521C ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:8 pts:9216 pts_time:0.192 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:637A4375 plane_checksums: [ B6F51D18 C51C265D ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:9 pts:10368 pts_time:0.216 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:A26C5AAC plane_checksums: [ 53B2B4D2 8D56A5CB ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:10 pts:11520 pts_time:0.24 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:56F05EBF plane_checksums: [ FEB0AAF9 3D04B3B7 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:11 pts:12672 pts_time:0.264 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:0217F3F2 plane_checksums: [ 08CA7220 9D1181D2 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:12 pts:13824 pts_time:0.288 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:93250861 plane_checksums: [ 688B8D43 85127B0F ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:13 pts:14976 pts_time:0.312 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:9F2B39E0 plane_checksums: [ 0BBC97A5 7674A22C ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:14 pts:16128 pts_time:0.336 pos:27824 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:95DBB3FA plane_checksums: [ D7CA6866 F0EE4B94 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:15 pts:17280 pts_time:0.36 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:592342D7 plane_checksums: [ C84C8A34 73E4B894 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:16 pts:18432 pts_time:0.384 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:F5E5F135 plane_checksums: [ EEB57863 4CAC78D2 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:17 pts:19584 pts_time:0.408 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:368D00A8 plane_checksums: [ 4EA484BB 0EE47BDE ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:18 pts:20736 pts_time:0.432 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:77B5593C plane_checksums: [ B300BDD3 F5839B5A ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:19 pts:21888 pts_time:0.456 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:04B9C997 plane_checksums: [ 1DFADF98 18CCE9F0 ]
[Parsed_ashowinfo_0 @ 0xb04f400] n:20 pts:23040 pts_time:0.48 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:3D1941C9 plane_checksums: [ 7F4CA020 494FA19A ]
[Parsed_showinfo_0 @ 0xb04dc00] n:0 pts:43382 pts_time:0.482022 pos:6580 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:1 type:I checksum:1E8D7B57 plane_checksum:[C8A8D86C D97925D0 10E17D0C]
[Parsed_showinfo_0 @ 0xb04dc00] n:1 pts:46982 pts_time:0.522022 pos:26696 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:5AFA516C plane_checksum:[55BDAAD8 32E21DD2 B63B88B3]
frame=    2 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.56 bitrate=N/A    
video:0kB audio:94kB subtitle:0 global headers:0kB muxing overhead -100.022705%
$ 
$ 
$ ./tmp/ffmpeg.static.32bit.2013-12-13/ffmpeg -i tmp/1_2.ts -nostats -vf 'showinfo' -af 'ashowinfo' -f null /dev/null
ffmpeg version N-59037-gd546a59 Copyright (c) 2000-2013 the FFmpeg developers
  built on Dec 13 2013 05:17:03 with gcc 4.6 (Debian 4.6.3-1)
  configuration: --prefix=/root/ffmpeg-static/32bit --arch=x86_32 --extra-cflags='-m32 -I/root/ffmpeg-static/32bit/include -static' --extra-ldflags='-m32 -L/root/ffmpeg-static/32bit/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. 58.100 / 52. 58.100
  libavcodec     55. 45.101 / 55. 45.101
  libavformat    55. 22.100 / 55. 22.100
  libavdevice    55.  5.102 / 55.  5.102
  libavfilter     3. 92.100 /  3. 92.100
  libswscale      2.  5.101 /  2.  5.101
  libswresample   0. 17.104 /  0. 17.104
  libpostproc    52.  3.100 / 52.  3.100
Input #0, mpegts, from 'tmp/1_2.ts':
  Duration: 00:00:00.53, start: 1.400000, bitrate: 1489 kb/s
  Program 1 
    Metadata:
      service_name    : Service01
      service_provider: FFmpeg
    Stream #0:0[0x100]: Video: mpeg2video (Main) ([2][0][0][0] / 0x0002), yuv420p(tv), 720x576 [SAR 64:45 DAR 16:9], max. 104857 kb/s, 25 fps, 50 tbr, 90k tbn, 50 tbc
    Stream #0:1[0x101]: Audio: mp2 ([3][0][0][0] / 0x0003), 48000 Hz, stereo, s16p, 128 kb/s
Output #0, null, to '/dev/null':
  Metadata:
    encoder         : Lavf55.22.100
    Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 720x576 [SAR 64:45 DAR 16:9], q=2-31, 200 kb/s, 90k tbn, 25 tbc
    Stream #0:1: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg2video -> rawvideo)
  Stream #0:1 -> #0:1 (mp2 -> pcm_s16le)
Press [q] to stop, [?] for help
[Parsed_showinfo_0 @ 0xa82d1a0] n:0 pts:2342 pts_time:0.0260222 pos:564 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:1 type:I checksum:62973339 plane_checksum:[C993669F 9FA02DD1 F72C9EBA]
[Parsed_showinfo_0 @ 0xa82d1a0] n:1 pts:5942 pts_time:0.0660222 pos:20868 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:7C47846E plane_checksum:[ECF5A484 A0EF3A2F 046EA5AC]
[Parsed_showinfo_0 @ 0xa82d1a0] n:2 pts:9542 pts_time:0.106022 pos:22372 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:9511C87B plane_checksum:[F0E2D2A0 C4734576 722DB056]
[Parsed_ashowinfo_0 @ 0xa82e940] n:0 pts:0 pts_time:0 pos:27260 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:48918F76 plane_checksums: [ 0E7B4707 D596486F ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:1 pts:1152 pts_time:0.024 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:ABF7F8DC plane_checksums: [ 27B28139 3F2077A3 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:2 pts:2304 pts_time:0.048 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:EBC28177 plane_checksums: [ 3B5AB80F C851C959 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:3 pts:3456 pts_time:0.072 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:49220509 plane_checksums: [ C7AD7CFD 5A7B87FD ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:4 pts:4608 pts_time:0.096 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:A0615019 plane_checksums: [ 5585B7A9 F8F29861 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:5 pts:5760 pts_time:0.12 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:3E08E1B3 plane_checksums: [ D0296F53 481A7260 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:6 pts:6912 pts_time:0.144 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:E69DDF9C plane_checksums: [ 2E37738E 7D766C0E ]
[Parsed_showinfo_0 @ 0xa82d1a0] n:3 pts:13142 pts_time:0.146022 pos:24252 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:2E9AF97C plane_checksum:[C6DFE2AD 28545A3C 8AD3BC84]
[Parsed_showinfo_0 @ 0xa82d1a0] n:4 pts:16742 pts_time:0.186022 pos:25756 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:D14421CA plane_checksum:[315FED21 F6586BCC 8BE8C8BF]
[Parsed_showinfo_0 @ 0xa82d1a0] n:5 pts:20342 pts_time:0.226022 pos:30080 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:1AC32D96 plane_checksum:[A897F4CD 92EE6DBF 8017CAEC]
[Parsed_showinfo_0 @ 0xa82d1a0] n:6 pts:23942 pts_time:0.266022 pos:31020 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:CA582548 plane_checksum:[F6EEE74E FE2870EA 7A98CCF2]
[Parsed_ashowinfo_0 @ 0xa82e940] n:7 pts:8064 pts_time:0.168 pos:34780 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:55C5D04A plane_checksums: [ 8B886815 D6476835 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:8 pts:9216 pts_time:0.192 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:BB42B008 plane_checksums: [ DE0E5D1C B00B52EC ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:9 pts:10368 pts_time:0.216 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:1DEB7EBE plane_checksums: [ 9A8DCAC5 2B60B3EA ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:10 pts:11520 pts_time:0.24 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:07809185 plane_checksums: [ 872D49E2 674D47A3 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:11 pts:12672 pts_time:0.264 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:F84A7158 plane_checksums: [ 19433CA7 E00934B1 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:12 pts:13824 pts_time:0.288 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:55C7E2DE plane_checksums: [ C2777008 103172D6 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:13 pts:14976 pts_time:0.312 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:32930E64 plane_checksums: [ 162082F9 165E8B5C ]
[Parsed_showinfo_0 @ 0xa82d1a0] n:7 pts:27542 pts_time:0.306022 pos:32336 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:E9CF0D13 plane_checksum:[9D08C75E 36D97532 B9D6D065]
[Parsed_showinfo_0 @ 0xa82d1a0] n:8 pts:31142 pts_time:0.346022 pos:33276 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:D883C7EF plane_checksum:[D41171BD FA5D7F9D BA9BD686]
[Parsed_showinfo_0 @ 0xa82d1a0] n:9 pts:34742 pts_time:0.386022 pos:37600 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:44342259 plane_checksum:[56E8A920 83D3989B 6F84E080]
[Parsed_showinfo_0 @ 0xa82d1a0] n:10 pts:38342 pts_time:0.426022 pos:39292 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:853DB477 plane_checksum:[89431B5C D5ECAA56 221FEEB6]
[Parsed_ashowinfo_0 @ 0xa82e940] n:14 pts:16128 pts_time:0.336 pos:63732 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:B0154BA9 plane_checksums: [ 67A5AAB6 8861A0E4 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:15 pts:17280 pts_time:0.36 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:EEF60440 plane_checksums: [ 9D2686C2 38BD7D6F ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:16 pts:18432 pts_time:0.384 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:9A1EF2FA plane_checksums: [ 2CCD7B53 414777A7 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:17 pts:19584 pts_time:0.408 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:1D1AED08 plane_checksums: [ F4B7765E 9BDE76AA ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:18 pts:20736 pts_time:0.432 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:A5D0C56A plane_checksums: [ F9C5D930 896FEC2B ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:19 pts:21888 pts_time:0.456 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:6A820ECA plane_checksums: [ B1908AC0 AFB483FB ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:20 pts:23040 pts_time:0.48 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:AA7FC7B0 plane_checksums: [ 1D01620A FFC165A6 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:21 pts:24192 pts_time:0.504 pos:67492 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:8E313612 plane_checksums: [ 6F0692D4 5DB5A32F ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:22 pts:25344 pts_time:0.528 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:C993319B plane_checksums: [ B0C995F6 23B09B96 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:23 pts:26496 pts_time:0.552 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:CBA9FBD7 plane_checksums: [ 09428240 3DBB7997 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:24 pts:27648 pts_time:0.576 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:27F67E0F plane_checksums: [ 9273457D 0BD53892 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:25 pts:28800 pts_time:0.6 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:3A6EEEB4 plane_checksums: [ 640881B4 3DF66D00 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:26 pts:29952 pts_time:0.624 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:B287593F plane_checksums: [ E8443924 6816201B ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:27 pts:31104 pts_time:0.648 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:4EA6FC14 plane_checksums: [ 39817BF6 2DC1801E ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:28 pts:32256 pts_time:0.672 pos:70312 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:D91FA1AD plane_checksums: [ C2825190 DB8C501D ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:29 pts:33408 pts_time:0.696 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:9B9B4374 plane_checksums: [ B07F1D17 0CC2265D ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:30 pts:34560 pts_time:0.72 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:E7EB58AE plane_checksums: [ 0F00B3D3 0F1DA4CC ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:31 pts:35712 pts_time:0.744 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:55CE5CC1 plane_checksums: [ 22BAA9FA 0F6EB2B8 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:32 pts:36864 pts_time:0.768 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:9FCCF4F2 plane_checksums: [ 55457120 EED283D2 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:33 pts:38016 pts_time:0.792 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:75000166 plane_checksums: [ 31CE8945 8DC67812 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:34 pts:39168 pts_time:0.816 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:DD4237E1 plane_checksums: [ 1F6A99A3 B1CF9E2F ]
[Parsed_showinfo_0 @ 0xa82d1a0] n:11 pts:41942 pts_time:0.466022 pos:41360 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:E10DE80C plane_checksum:[B8C8438A C761AFB7 68E1F4BC]
[Parsed_showinfo_0 @ 0xa82d1a0] n:12 pts:90542 pts_time:1.00602 pos:43052 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:1 type:I checksum:58DCE8F4 plane_checksum:[16AC7F73 EC9720EE 41AF4893]
[Parsed_ashowinfo_0 @ 0xa82e940] n:35 pts:40320 pts_time:0.84 pos:94752 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:F6E2AFFC plane_checksums: [ DC786867 44564795 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:36 pts:41472 pts_time:0.864 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:6C393DDB plane_checksums: [ F5838C33 61B5B199 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:37 pts:42624 pts_time:0.888 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:58DAF234 plane_checksums: [ B9207A62 ED1977D2 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:38 pts:43776 pts_time:0.912 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:A8C401A6 plane_checksums: [ 82B784BB 4D087CDC ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:39 pts:44928 pts_time:0.936 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:1F15563F plane_checksums: [ 1DF4BAD6 18939B5A ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:40 pts:46080 pts_time:0.96 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:4B6AC998 plane_checksums: [ 7C05E098 00EBE8F1 ]
[Parsed_ashowinfo_0 @ 0xa82e940] n:41 pts:47232 pts_time:0.984 pos:-1 fmt:s16p channels:2 chlayout:stereo rate:48000 nb_samples:1152 checksum:9F4241C9 plane_checksums: [ 368AA21E 053B9F9C ]
[Parsed_showinfo_0 @ 0xa82d1a0] n:13 pts:88742 pts_time:0.986022 pos:73508 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:1 type:I checksum:1E8D7B57 plane_checksum:[C8A8D86C D97925D0 10E17D0C]
[null @ 0xa82f060] Application provided invalid, non monotonically increasing dts to muxer in stream 0: 90000 >= 90000
[Parsed_showinfo_0 @ 0xa82d1a0] n:14 pts:92342 pts_time:1.02602 pos:93624 fmt:yuv420p sar:64/45 s:720x576 i:P iskey:0 type:P checksum:5AFA516C plane_checksum:[55BDAAD8 32E21DD2 B63B88B3]
frame=   15 fps=0.0 q=0.0 Lsize=N/A time=00:00:01.08 bitrate=N/A    
video:1kB audio:189kB subtitle:0 global headers:0kB muxing overhead -100.011311%
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