KLV stream not detected
Nicolas Dufresne
nicolas at ndufresne.ca
Wed Jul 25 19:19:41 UTC 2018
Le mercredi 25 juillet 2018 à 10:43 -0700, Arturo Flores a écrit :
> Hi John,
>
> If I run gst-discoverer-1.0 on the file you sent me, it does detect the KLV stream, I get
>
> Topology:
> container: MPEG-2 Transport Stream
> video: H.264
> audio: MPEG-2 AAC
> unknown: meta/x-klv
>
> However, on my file, the stream is still not detected. Unfortunately I don't think I can attach the file.
This isn't very clear, what did you try ? And how did it failed ?
>
> When I use the gst-discoverer-0.10 on the same file, I observe:
>
> gst-discoverer-0.10.exe file.mpg
> Analyzing file:///C://file.mpg
> 0:00:00.214721000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
These are warning in 1.0, that's all. Just set GST_DEBUG=2, you'll
should get them.
> 0:00:00.223471000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.231280000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.237136000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.243968000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.252753000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.259585000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.268369000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.278128000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.286912000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.294720000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.303503000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.311312000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.321072000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.329858000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.340593000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.348400000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.358160000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.365971000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.377681000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.386496000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.393296000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.405012000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.413792000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.422598000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.431363000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.441123000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.447951000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.458689000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.469427000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.476256000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.487972000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.498707000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.507488000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.516273000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.527008000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.536767000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.546526000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.557262000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.565104000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.576785000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.587520000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.597277000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.609968000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.618755000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.628512000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.639249000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.648032000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.656816000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.666580000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.677314000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.687072000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.694879000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.704640000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.711472000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.724160000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.734929000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.742702000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.751488000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.761249000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.772022000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.783701000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.789556000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.801265000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.810047000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.816884000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.825661000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.833472000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.841279000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.849090000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.856895000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.864703000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.871535000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.879355000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.889134000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> 0:00:00.895934000 16512 02D023D0 ERROR ffmpeg :0:: non-existing PPS 0 referenced
> 0:00:00.904719000 16512 02D023D0 ERROR ffmpeg :0:: decode_slice_header error
> 0:00:00.911551000 16512 02D023D0 ERROR ffmpeg :0:: no frame!
> Done discovering file:///C:/file.mpg
> Missing plugins
>
> Topology:
> container: MPEG-2 Transport Stream
> video: H.264
> unknown: private/klv
>
> Properties:
> Duration: 0:08:54.777058592
> Seekable: yes
>
> So it does detect the klv stream, but it also reports some errors. It's possible this file was incorrectly encoded. Perhaps gstreamer 0.10 was more tolerant to errors in the stream?
>
>
> Arturo
>
>
> On Mon, Jul 23, 2018 at 12:51 PM, Arturo Flores <arflobow at gmail.com> wrote:
> > Hi John,
> >
> > I built gstreamer using the "create-uninstalled-setup.sh" script on Ubuntu 16.0.4.3 . The output of gst-discoverer-1.0 is :
> > GStreamer Core Library version 1.15.0.1
> >
> > If I run gst-discoverer-1.0 on a file with KLV stream I get:
> > 0:00:00.239696518 [332m22597[00m 0x7fe3b40358f0 [31;01mERROR [00m [00m libav gstavviddec.c:1309:gst_ffmpegviddec_negotiate:<avdec_h264-0>[00m negotiation failed
> >
> > Analyzing file:///home/aflores/file.mpg
> > Done discovering file:///home/aflores/file.mpg
> >
> > Topology:
> > container: MPEG-2 Transport Stream
> > video: H.264 (Baseline Profile)
> >
> > Properties:
> > Duration: 0:08:54.872310111
> > Seekable: yes
> > Live: no
> > Tags:
> > video codec: H.264
> >
> > Note it still does not detect the klv stream. The output of ffprobe on the same file:
> >
> > ffprobe version 2.8.14-0ubuntu0.16.04.1 Copyright (c) 2007-2018 the FFmpeg developers
> > built with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.9) 20160609
> > configuration: --prefix=/usr --extra-version=0ubuntu0.16.04.1 --build-suffix=-ffmpeg --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --cc=cc --cxx=g++ --enable-gpl --enable-shared --disable-stripping --disable-decoder=libopenjpeg --disable-decoder=libschroedinger --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-libmodplug --enable-libmp3lame --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librtmp --enable-libschroedinger --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-libzvbi --enable-openal --enable-opengl --enable-x11grab --enable-libdc1394 --enable-libiec61883 --enable-libzmq --enable-frei0r --enable-libx264 --enable-libopencv
> > libavutil 54. 31.100 / 54. 31.100
> > libavcodec 56. 60.100 / 56. 60.100
> > libavformat 56. 40.101 / 56. 40.101
> > libavdevice 56. 4.100 / 56. 4.100
> > libavfilter 5. 40.101 / 5. 40.101
> > libavresample 2. 1. 0 / 2. 1. 0
> > libswscale 3. 1.101 / 3. 1.101
> > libswresample 1. 2.101 / 1. 2.101
> > libpostproc 53. 3.100 / 53. 3.100
> > Input #0, mpegts, from '/home/aflores/file.mpg':
> > Duration: 00:08:54.93, start: 4235.760433, bitrate: 6280 kb/s
> > Program 1
> > Stream #0:0[0x21]: Video: h264 (Baseline) ([27][0][0][0] / 0x001B), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 59.94 fps, 59.94 tbr, 90k tbn, 119.88 tbc
> > Stream #0:1[0x28]: Data: klv (KLVA / 0x41564C4B)
> > Unsupported codec with id 1263294017 for input stream 1
> >
> > Could it be I built gstreamer incorrectly or without the right autogen.sh/configure flags?
> >
> > On Thu, Jun 21, 2018 at 5:52 PM, John Hanks <jhanks at vsicorp.com> wrote:
> > > It works correctly on 1.15.0.1. It must be a bug in 14.:
> > > norman:~$ gst-discoverer-1.0 --gst-version
> > > GStreamer Core Library version 1.15.0.1
> > > norman:~$ gst-discoverer-1.0 /data/file.ts
> > > Analyzing file:///data/file.ts
> > > Done discovering file:///data/file.ts
> > >
> > > Topology:
> > > container: MPEG-2 Transport Stream
> > > video: H.264 (High 4:2:2 Profile)
> > > audio: MPEG-2 AAC
> > > unknown: meta/x-klv
> > >
> > > Properties:
> > > Duration: 0:00:19.095193925
> > > Seekable: yes
> > > Live: no
> > > Tags:
> > > language code: en
> > > audio codec: MPEG-2 AAC
> > > video codec: H.264
> > >
> > > John
> > >
> > > On 06/21/2018 01:41 PM, Arturo Flores wrote:
> > > > I have a file that contains two streams: a video stream and a klv stream. One problem I have encountered is it appears the KLV stream is not being detected when using gstreamer-1.0 . For example, if I use gst-discoverer-0.10 on this file I get:
> > > >
> > > > ...
> > > > Done discovering file://somefilewithklv.mpg
> > > >
> > > > Topology:
> > > > container: MPEG-2 Transport Stream
> > > > video: H.264
> > > > unknown: private/klv
> > > > ...
> > > >
> > > >
> > > > However, if I use the new gstreamer tool gst-discoverer-1.0, I get:
> > > >
> > > > Done discovering file:///somefilewithklv.mpg
> > > >
> > > > Topology:
> > > > container: MPEG-2 Transport Stream
> > > > video: H.264 (Baseline Profile)
> > > >
> > > > I am using gstreamer-1.0-1.14.1 if it makes a difference. Should I be seing the unknown:private/klv stream when using the new gst-discoverer-1.0 ?
> > > >
> > > > Thanks
> > > >
> > > > Arturo
> > > >
> > > >
> > > >
> > > > _______________________________________________
> > > > gstreamer-devel mailing list
> > > > gstreamer-devel at lists.freedesktop.org
> > > > https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> > >
> > >
> > > _______________________________________________
> > > gstreamer-devel mailing list
> > > gstreamer-devel at lists.freedesktop.org
> > > https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> > >
>
> _______________________________________________
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> gstreamer-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
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