[FFmpeg-user] MTS to MP4 lossless conversion issues

akash kulkarni kul.akash123 at gmail.com
Thu Aug 3 08:45:40 EEST 2017


i have some same kinda of problem,where i am converting MTS file to MP4 .

problem is about audio is not playing in widows media player while it
playing well in VLC
so how could i convert mts to mp4 to play that mp4 file well in Windows
media player
please can you tell me ffmpeg command format to do so

On Wed, Jul 12, 2017 at 8:46 PM, Nick Gilmour <nickeforos at gmail.com> wrote:

> Thanks for the reponses!
>
>
>
> *What is the output of$ ffmpeg -i 00000.ffmpeg1.mp4??*
>
> ffmpeg version 3.3.2-1~16.04.york1 Copyright (c) 2000-2017 the FFmpeg
> developers
>   built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.4) 20160609
>   configuration: --prefix=/usr --extra-version='1~16.04.york1'
> --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu
> --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping
> --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa
> --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca
> --enable-libcdio --enable-libflite --enable-libfontconfig
> --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm
> --enable-libmp3lame --enable-libopenjpeg --enable-libopenmpt
> --enable-libopus --enable-libpulse --enable-librubberband --enable-libshine
> --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh
> --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx
> --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid
> --enable-libzmq --enable-libzvbi --enable-omx --enable-openal
> --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libiec61883
> --enable-chromaprint --enable-frei0r --enable-libopencv --enable-libx264
> --enable-shared
>   WARNING: library configuration mismatch
>   avcodec     configuration: --prefix=/usr --extra-version='1~16.04.york1'
> --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu
> --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping
> --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa
> --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca
> --enable-libcdio --enable-libflite --enable-libfontconfig
> --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm
> --enable-libmp3lame --enable-libopenjpeg --enable-libopenmpt
> --enable-libopus --enable-libpulse --enable-librubberband --enable-libshine
> --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh
> --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx
> --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid
> --enable-libzmq --enable-libzvbi --enable-omx --enable-openal
> --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libiec61883
> --enable-chromaprint --enable-frei0r --enable-libopencv --enable-libx264
> --enable-shared --enable-version3 --disable-doc --disable-programs
> --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libtesseract
> --enable-libvo_amrwbenc --enable-netcdf
>   libavutil      55. 58.100 / 55. 58.100
>   libavcodec     57. 89.100 / 57. 89.100
>   libavformat    57. 71.100 / 57. 71.100
>   libavdevice    57.  6.100 / 57.  6.100
>   libavfilter     6. 82.100 /  6. 82.100
>   libavresample   3.  5.  0 /  3.  5.  0
>   libswscale      4.  6.100 /  4.  6.100
>   libswresample   2.  7.100 /  2.  7.100
>   libpostproc    54.  5.100 / 54.  5.100
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '00000.mp4':
>   Metadata:
>     major_brand     : isom
>     minor_version   : 512
>     compatible_brands: isomiso2avc1mp41
>     encoder         : Lavf57.71.100
>   Duration: 00:00:15.10, start: 0.000000, bitrate: 12936 kb/s
>     Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv),
> 1280x720 [SAR 1:1 DAR 16:9], 12760 kb/s, 25 fps, 25 tbr, 90k tbn, 100 tbc
> (default)
>     Metadata:
>       handler_name    : VideoHandler
>     Stream #0:1(und): Audio: ac3 (ac-3 / 0x332D6361), 48000 Hz, stereo,
> fltp, 192 kb/s (default)
>     Metadata:
>       handler_name    : SoundHandler
>     Side data:
>       audio service type: main
> At least one output file must be specified
>
> I have rerun the command and now I'm getting a WARNING: library
> configuration mismatch. I thinks it's because the Software Center forced me
> to remove a package...
>
>
> *Subtitles? Interesting, what do they contain? :)*
>
> Actually there are no subtitles. This is weird...
>
> To me this AVCHD format is uncomfortable. How am I supposed to separate the
> files? I want to have everything in a single file. Anyway, I have decided
> to convert the MTS files to mp4 and keep the AVCHD structure as a backup. I
> see no quality loss with the generated mp4.
>
>
> On Tue, Jul 11, 2017 at 1:34 PM, Moritz Barsnick <barsnick at gmx.net> wrote:
>
> > On Mon, Jul 10, 2017 at 15:03:49 +0200, Nick Gilmour wrote:
> > > *track 1: codec frame size is not set*
> > > 1. I googled also about this but I still don't know what does that mean
> > and
> > > how I should deal with it. Is it an error or should I change something?
> >
> > It about the audio track and I think it shouldn't matter. (I don't know
> > absolutely for sure though.)
> >
> > > 2. I also see with VLC > Tools > Codec Information that the output file
> > has
> > > 25 frames per sec, whereas the input file has 50 frames per sec. This
> > > although the output of the previous command shows 50 fps for the output
> > > file. So what is going on? Is VLC wrong? How can I get the 50 fps in
> the
> > > output file? Do 25 fps less mean reduced quality?
> >
> > If you copy the stream ("-c[:x] copy"), no quality is reduced.
> >
> > VLC may be wrong. See this (from the input):
> > >     Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448),
> > yuv420p(tv, progressive), 1280x720 [SAR 1:1 DAR 16:9], 50 fps, 25 tbr,
> 90k
> > tbn, 100 tbc
> >
> > "50 fps" is the frame rate given by the demuxer, "25 tbr" is the frame
> > rate guessed (by ffmpeg) from actual packets' timestamps. If you dump
> > all frames' info with ffprobe, we could double-check this conclusion.
> >
> > I don't understand why VLC sees differences in the two files though. It
> > would be interesting to see what the container vs. stream metadata
> > says. It could be ffmpeg is adding info to the MP4 which the MTS just
> > didn't have (because it e.g. only has per-stream metadata). Or
> > something like that.
> >
> > What is the output of
> > $ ffmpeg -i 00000.ffmpeg1.mp4
> > ??
> >
> > Can you provide such an MTS sample? (As short as possibly, but able to
> > reproduce the issue.)
> >
> > > 3. The AVCHD format comes also with other files except MTS e.g. CPI.
> Are
> > > these important for the conversion or for use with video editing tools
> > > like Kdenlive?
> >
> > The CPI file apparently holds extra metadata, but ffmpeg can't make use
> > of it. Final Cut Pro and iMovie apparently can. (I keep writing
> > "apparently", because I googled. Did you?
> > http://www.pavtube.com/avchd-cpi-file-format.html)
> >
> > >     Stream #0:2[0x1200]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] /
> > 0x0090), 1280x720
> >
> > Subtitles? Interesting, what do they contain? :)
> >
> > > Regards
> > > Nick
> >
> > Cheers,
> > Moritz
> >
> >
> > > $ ffmpeg -i 00000.MTS -vcodec copy -acodec copy -sn 00000.ffmpeg1.mp4
> > > ffmpeg version 3.3.2-1~16.04.york1 Copyright (c) 2000-2017 the FFmpeg
> > developers
> > >   built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.4) 20160609
> > >   configuration: --prefix=/usr --extra-version='1~16.04.york1'
> > --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu
> > --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping
> > --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa
> > --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca
> > --enable-libcdio --enable-libflite --enable-libfontconfig
> > --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm
> > --enable-libmp3lame --enable-libopenjpeg --enable-libopenmpt
> > --enable-libopus --enable-libpulse --enable-librubberband
> --enable-libshine
> > --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh
> > --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx
> > --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxvid
> > --enable-libzmq --enable-libzvbi --enable-omx --enable-openal
> > --enable-opengl --enable-sdl2 --enable-libdc1394 --enable-libiec61883
> > --enable-chromaprint --enable-frei0r --enable-libopencv --enable-libx264
> > --enable-shared
> > >   libavutil      55. 58.100 / 55. 58.100
> > >   libavcodec     57. 89.100 / 57. 89.100
> > >   libavformat    57. 71.100 / 57. 71.100
> > >   libavdevice    57.  6.100 / 57.  6.100
> > >   libavfilter     6. 82.100 /  6. 82.100
> > >   libavresample   3.  5.  0 /  3.  5.  0
> > >   libswscale      4.  6.100 /  4.  6.100
> > >   libswresample   2.  7.100 /  2.  7.100
> > >   libpostproc    54.  5.100 / 54.  5.100
> > > Input #0, mpegts, from '00000.MTS':
> > >   Duration: 00:00:15.10, start: 0.888889, bitrate: 13700 kb/s
> > >   Program 1
> > >     Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448),
> > yuv420p(tv, progressive), 1280x720 [SAR 1:1 DAR 16:9], 50 fps, 25 tbr,
> 90k
> > tbn, 100 tbc
> > >     Stream #0:1[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> > stereo, fltp, 192 kb/s
> > >     Stream #0:2[0x1200]: Subtitle: hdmv_pgs_subtitle ([144][0][0][0] /
> > 0x0090), 1280x720
> > > [mp4 @ 0x55a37b91a4a0] track 1: codec frame size is not set
> > > Output #0, mp4, to '00000.ffmpeg1.mp4':
> > >   Metadata:
> > >     encoder         : Lavf57.71.100
> > >     Stream #0:0: Video: h264 (High) ([33][0][0][0] / 0x0021),
> > yuv420p(tv, progressive), 1280x720 [SAR 1:1 DAR 16:9], q=2-31, 50 fps, 25
> > tbr, 90k tbn, 90k tbc
> > >     Stream #0:1: Audio: ac3 ([165][0][0][0] / 0x00A5), 48000 Hz,
> stereo,
> > fltp, 192 kb/s
> > > Stream mapping:
> > >   Stream #0:0 -> #0:0 (copy)
> > >   Stream #0:1 -> #0:1 (copy)
> > > Press [q] to stop, [?] for help
> > > frame=  377 fps=0.0 q=-1.0 Lsize=   23852kB time=00:00:15.07
> > bitrate=12964.2kbits/s speed= 247x
> > > video:23490kB audio:354kB subtitle:0kB other streams:0kB global
> > headers:0kB muxing overhead: 0.033670%
> >
> > > _______________________________________________
> > > ffmpeg-user mailing list
> > > ffmpeg-user at ffmpeg.org
> > > http://ffmpeg.org/mailman/listinfo/ffmpeg-user
> > >
> > > To unsubscribe, visit link above, or email
> > > ffmpeg-user-request at ffmpeg.org with subject "unsubscribe".
> >
> > _______________________________________________
> > ffmpeg-user mailing list
> > ffmpeg-user at ffmpeg.org
> > http://ffmpeg.org/mailman/listinfo/ffmpeg-user
> >
> > To unsubscribe, visit link above, or email
> > ffmpeg-user-request at ffmpeg.org with subject "unsubscribe".
> >
> _______________________________________________
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
> http://ffmpeg.org/mailman/listinfo/ffmpeg-user
>
> To unsubscribe, visit link above, or email
> ffmpeg-user-request at ffmpeg.org with subject "unsubscribe".
>


More information about the ffmpeg-user mailing list