On 09/18/2018 12:53 PM, Carl Eugen Hoyos wrote:
2018-09-18 18:50 GMT+02:00, JD <jd1...@gmail.com>:
I have an mpeg2 file which I am trying to convert to a dvd iso.

I am using dvdauthor to do it.
dvdauthor says the file is not mpeg2 video compatible.

When I run ffprobe on the file, I get this

ffprobe /usr/tmp/title_3-09h31m23s.mpg
ffprobe version N-51556-ge278500 Copyright (c) 2007-2013 the FFmpeg
developers
    built on Apr  4 2013 05:11:43 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. 24.100 / 52. 24.100
    libavcodec     55.  2.100 / 55.  2.100
    libavformat    55.  1.100 / 55.  1.100
    libavdevice    55.  0.100 / 55.  0.100
    libavfilter     3. 49.100 /  3. 49.100
    libswscale      2.  2.100 /  2.  2.100
    libswresample   0. 17.102 /  0. 17.102
    libpostproc    52.  2.100 / 52.  2.100
[mpeg @ 0xab1d7c0] max_analyze_duration 5000000 reached at 5024000
microseconds
[mpeg @ 0xab1d7c0] Could not find codec parameters for stream 1 (Audio:
ac3, 0 channels): unspecified sample format
Consider increasing the value for the 'analyzeduration' and 'probesize'
options
[NULL @ 0xab1e760] start time is not set in estimate_timings_from_pts
Input #0, mpeg, from '/usr/tmp/title_3-09h31m23s.mpg':
    Duration: 02:10:42.11, start: 45337.301611, bitrate: 5391 kb/s
      Stream #0:0[0x1e0]: Video: mpeg2video (Main), yuv420p, 720x480 [SAR
32:27 DAR 16:9], 29.97 fps, 59.92 tbr, 90k tbn, 59.94 tbc
      Stream #0:1[0x20]: Audio: ac3, 0 channels
      Stream #0:2[0x80]: Audio: ac3, 48000 Hz, 5.1(side), fltp, 448 kb/s

So, how do I convert this file to a DVD compatible mpeg2 file?
Please try the following:
$ ffmpeg -i title_3-09h31m23s.mpg -target ntsc-dvd -acodec copy out.mpg

If it does not work, you can try to remove "-acodec copy".

Note that all dvd players I have seen also play the resulting
mpg file if I simply put it on a dvd (without using dvdauthor).

You could also test with "-acodec copy -vcodec copy" to
maximize quality.

Carl Eugen
Hi Carl,
Sorry to say that I gave up on this project.
Very discouraging tools on my old linux machine.
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