id	summary	reporter	owner	description	type	status	priority	component	version	resolution	keywords	cc	blockedby	blocking	reproduced	analyzed
1790	got mpeg2video instead of expected mpeg1video	burek		"I don't know how to name this ticket properly, so please rename it if necessary.

Summary of the bug:
1. Created a test input file: out1.mpg
2. Tried to put 2 streams of out1.mpg into out2.ts
3. Got a weird result

How to reproduce:

1.
{{{
# ffmpeg -f lavfi -i testsrc -t 60 out1.mpg
ffmpeg version N-44317-g2474ca1 Copyright (c) 2000-2012 the FFmpeg developers
  built on Sep 10 2012 00:03:51 with gcc 4.6 (Debian 4.6.3-1)
  configuration: --enable-static --enable-shared --enable-gpl --enable-nonfree --enable-postproc --enable-libx264 --enable-libaacplus
  libavutil      51. 72.100 / 51. 72.100
  libavcodec     54. 55.100 / 54. 55.100
  libavformat    54. 25.105 / 54. 25.105
  libavdevice    54.  2.100 / 54.  2.100
  libavfilter     3. 16.101 /  3. 16.101
  libswscale      2.  1.101 /  2.  1.101
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
[lavfi @ 0x2190260] Estimating duration from bitrate, this may be inaccurate
Input #0, lavfi, from 'testsrc':
  Duration: N/A, start: 0.000000, bitrate: N/A
    Stream #0:0: Video: rawvideo (RGB[24] / 0x18424752), rgb24, 320x240 [SAR 1:1 DAR 4:3], 25 tbr, 25 tbn, 25 tbc
[mpeg @ 0x2191880] VBV buffer size not set, muxing may fail
Output #0, mpeg, to 'out1.mpg':
  Metadata:
    encoder         : Lavf54.25.105
    Stream #0:0: Video: mpeg1video, yuv420p, 320x240 [SAR 1:1 DAR 4:3], q=2-31, 200 kb/s, 90k tbn, 25 tbc
Stream mapping:
  Stream #0:0 -> #0:0 (rawvideo -> mpeg1video)
Press [q] to stop, [?] for help
frame= 1500 fps=379 q=6.6 Lsize=    1784kB time=00:00:59.96 bitrate= 243.7kbits/s
video:1768kB audio:0kB subtitle:0 global headers:0kB muxing overhead 0.877842%
}}}

2.
{{{
# ffmpeg -i out1.mpg -ss 20 -i out1.mpg -map 0 -map 1 -c copy out2.ts
ffmpeg version N-44317-g2474ca1 Copyright (c) 2000-2012 the FFmpeg developers
  built on Sep 10 2012 00:03:51 with gcc 4.6 (Debian 4.6.3-1)
  configuration: --enable-static --enable-shared --enable-gpl --enable-nonfree --enable-postproc --enable-libx264 --enable-libaacplus
  libavutil      51. 72.100 / 51. 72.100
  libavcodec     54. 55.100 / 54. 55.100
  libavformat    54. 25.105 / 54. 25.105
  libavdevice    54.  2.100 / 54.  2.100
  libavfilter     3. 16.101 /  3. 16.101
  libswscale      2.  1.101 /  2.  1.101
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
[mpeg @ 0xbad240] max_analyze_duration 5000000 reached at 5000000
Input #0, mpeg, from 'out1.mpg':
  Duration: 00:00:59.76, start: 1.000000, bitrate: 244 kb/s
    Stream #0:0[0x1e0]: Video: mpeg1video, yuv420p, 320x240 [SAR 1:1 DAR 4:3], 104857 kb/s, 25 fps, 25 tbr, 90k tbn, 25 tbc
[mpeg @ 0xbb3f40] max_analyze_duration 5000000 reached at 5000000
Input #1, mpeg, from 'out1.mpg':
  Duration: 00:00:59.76, start: 1.000000, bitrate: 244 kb/s
    Stream #1:0[0x1e0]: Video: mpeg1video, yuv420p, 320x240 [SAR 1:1 DAR 4:3], 104857 kb/s, 25 fps, 25 tbr, 90k tbn, 25 tbc
[mpegts @ 0xbb4d60] muxrate VBR, pcr every 2 pkts, sdt every 200, pat/pmt every 40 pkts
Output #0, mpegts, to 'out2.ts':
  Metadata:
    encoder         : Lavf54.25.105
    Stream #0:0: Video: mpeg1video, yuv420p, 320x240 [SAR 1:1 DAR 4:3], q=2-31, 104857 kb/s, 25 fps, 90k tbn, 25 tbc
    Stream #0:1: Video: mpeg1video, yuv420p, 320x240 [SAR 1:1 DAR 4:3], q=2-31, 104857 kb/s, 25 fps, 90k tbn, 25 tbc
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
  Stream #1:0 -> #0:1 (copy)
Press [q] to stop, [?] for help
[mpegts @ 0xbb4d60] first pts value must set
av_interleaved_write_frame(): Invalid data found when processing input
}}}

3.
{{{
# ffmpeg -i out2.ts
ffmpeg version N-44317-g2474ca1 Copyright (c) 2000-2012 the FFmpeg developers
  built on Sep 10 2012 00:03:51 with gcc 4.6 (Debian 4.6.3-1)
  configuration: --enable-static --enable-shared --enable-gpl --enable-nonfree --enable-postproc --enable-libx264 --enable-libaacplus
  libavutil      51. 72.100 / 51. 72.100
  libavcodec     54. 55.100 / 54. 55.100
  libavformat    54. 25.105 / 54. 25.105
  libavdevice    54.  2.100 / 54.  2.100
  libavfilter     3. 16.101 /  3. 16.101
  libswscale      2.  1.101 /  2.  1.101
  libswresample   0. 15.100 /  0. 15.100
  libpostproc    52.  0.100 / 52.  0.100
[mpegts @ 0x1876240] Could not find codec parameters for stream 1 (Video: mpeg2video ([2][0][0][0] / 0x0002)): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options
[NULL @ 0x187abc0] start time is not set in estimate_timings_from_pts
Input #0, mpegts, from 'out2.ts':
  Duration: 00:00:00.08, start: 1.400000, bitrate: 1710 kb/s
  Program 1
    Metadata:
      service_name    : Service01
      service_provider: FFmpeg
    Stream #0:0[0x100]: Video: mpeg1video ([2][0][0][0] / 0x0002), yuv420p, 320x240 [SAR 1:1 DAR 4:3], 104857 kb/s, 25 fps, 25 tbr, 90k tbn, 25 tbc
    Stream #0:1[0x101]: Video: mpeg2video ([2][0][0][0] / 0x0002), 90k tbr, 90k tbn, 90k tbc
At least one output file must be specified
}}}

Note that 1 stream is '''mpeg1video''' and another is '''mpeg2video'''. Maybe this is intended to work this way, but aren't we supposed to get 2 streams of the same codec used?"	defect	closed	normal	undetermined	unspecified	invalid					0	0