[FFmpeg-user] pgssub direct to .sub & .idx ? Possible?

Tue Jun 10 17:46:41 EEST 2025

On Tue, Jun 10, 2025 at 2:37 PM Mark Filipak <
markfilipak.imdb-at-gmail.com at ffmpeg.org> wrote:

> Thank you, Paul.
>
> So many people have trouble with pgssub-in-m2ts to <anysub>-in-<anyts>
> conversion. I have it working
> for pgssub-in-m2ts to dvdsub-in-mp4 conversion but I'm trying to improve
> it.
>
> On 10/06/2025 09.53, Paul B Mahol wrote:
> > Which subtitle format is accepting dvdsub codec stream?
>
> The standard is .sub & .idx -- two files in tandem -- what I'm calling
> "dvdsub-in-sub-with-idx".
>
> > .sub extension you use here is for microdvd codec stream only and thus
> not
> > possible.
>
> It's working...
>
> > What you want to do?
> >
> > Do you want to transcode input subtitle codec stream to another subtitle
> > codec and container, which one?
>
> I am already converting pgssub-in-m2ts to dvdsub-in-sub-with-idx (which
> SubtitleEdit accepts). Now,
> I'm trying to do the same thing, but without having to go through
> mkvextract.
>
> > Does files what mkvextracts outputs/produce in your above command is
> > recognized by ffmpeg in any way?
>
> They are recognized by SubtitleEdit (which is what I use for OCR and
> editing). The .srt that
> SubtitleEdit produces is recognized by FFmpeg.
>
> What I posted was Steps 2 & 3 of a 5 step factory. Step 1 uses FFmpeg to
> do the transcode-remux:
> h264-in-m2ts to x264-in-mp4. Step 4 is dvdsub OCR & srt output via
> SubtitleEdit. Step 5 is srt mux
> via FFmpeg. I will paste in the full factory if that would help.
>
> I'm trying to fold Steps 2 & 3 into Step 1.
>
> On your suggestion, for a combined Step 2 & 3 (i.e. pgssub-in-m2ts
> directly to dvdsub-in-sup, I
> tried this:
>
> ffmpeg^
>   -i "y:\BDMV\STREAM\00000.m2ts"^
>   -map 0:s:0 -s 1920x1080 -c:s dvdsub^
>   "c:\2001, A SPACE ODYSSEY [1968].sup"
>
> It failed:
> (The conversion to dvdsub seemed to go fine. The problem seems to be with
> the sup muxer.)
>
> C:\Windows\System32>ffmpeg^
> More?  -i "y:\BDMV\STREAM\00000.m2ts"^
> More?  -map 0:s:0 -s 1920x1080 -c:s dvdsub^
> More?  "c:\2001, A SPACE ODYSSEY [1968].sup"
> ffmpeg version 2025-06-02-git-688f3944ce-full_build-www.gyan.dev
> Copyright (c) 2000-2025 the FFmpeg
> developers
>    built with gcc 15.1.0 (Rev4, Built by MSYS2 project)
>    configuration: --enable-gpl --enable-version3 --enable-static
> --disable-w32threads
> --disable-autodetect --enable-fontconfig --enable-iconv --enable-gnutls
> --enable-lcms2
> --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma
> --enable-libsnappy --enable-zlib
> --enable-librist --enable-libsrt --enable-libssh --enable-libzmq
> --enable-avisynth
> --enable-libbluray --enable-libcaca --enable-libdvdnav --enable-libdvdread
> --enable-sdl2
> --enable-libaribb24 --enable-libaribcaption --enable-libdav1d
> --enable-libdavs2 --enable-libopenjpeg
> --enable-libquirc --enable-libuavs3d --enable-libxevd --enable-libzvbi
> --enable-liboapv
> --enable-libqrencode --enable-librav1e --enable-libsvtav1
> --enable-libvvenc --enable-libwebp
> --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxeve
> --enable-libxvid
> --enable-libaom --enable-libjxl --enable-libvpx --enable-mediafoundation
> --enable-libass
> --enable-frei0r --enable-libfreetype --enable-libfribidi
> --enable-libharfbuzz --enable-liblensfun
> --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf
> --enable-cuda-llvm --enable-cuvid
> --enable-dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec
> --enable-libvpl--enable-nvdec
> --enable-nvenc --enable-vaapi --enable-libshaderc --enable-vulkan
> --enable-libplacebo
> --enable-opencl --enable-libcdio --enable-openal --enable-libgme
> --enable-libmodplug
> --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame
> --enable-libshine
> --enable-libtheora --enable-libtwolame --enable-libvo-amrwbenc
> --enable-libcodec2 --enable-libilbc
> --enable-libgsm --enable-liblc3 --enable-libopencore-amrnb
> --enable-libopus --enable-libspeex
> --enable-libvorbis --enable-ladspa --enable-libbs2b --enable-libflite
> --enable-libmysofa
> --enable-librubberband --enable-libsoxr --enable-chromaprint
>    libavutil      60.  3.100 / 60.  3.100
>    libavcodec     62.  3.101 / 62.  3.101
>    libavformat    62.  0.102 / 62.  0.102
>    libavdevice    62.  0.100 / 62.  0.100
>    libavfilter    11.  0.100 / 11.  0.100
>    libswscale      9.  0.100 /  9.  0.100
>    libswresample   6.  0.100 /  6.  0.100
> [mpegts @ 00000000027021c0] Failed to open codec in
> avformat_find_stream_info
> [mpegts @ 00000000027021c0] start time for stream 9 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 10 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 11 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 12 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 13 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 14 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 15 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 16 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 17 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 18 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 19 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 20 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 21 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 22 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 23 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 24 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 25 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] start time for stream 26 is not set in
> estimate_timings_from_pts
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 9
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 10
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 11
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 12
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 13
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 14
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 15
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 16
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 17
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 18
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 19
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 20
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 21
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 22
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 23
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 24
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 25
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> [mpegts @ 00000000027021c0] Could not find codec parameters for stream 26
> (Subtitle:
> hdmv_pgs_subtitle (pgssub) ([144][0][0][0] / 0x0090)): unspecified size
> Consider increasing the value for the 'analyzeduration' (0) and
> 'probesize' (5000000) options
> Input #0, mpegts, from 'y:\BDMV\STREAM\00000.m2ts':
>    Duration: 02:28:51.68, start: 11.650667, bitrate: 22336 kb/s
>    Program 1
>    Stream #0:0[0x1011]: Video: vc1 (Advanced) (VC-1 / 0x312D4356),
> yuv420p(progressive), 1920x1080
> [SAR 1:1 DAR 16:9], 23.98 fps, 47.95 tbr, 90k tbn, Start 11.650667
>    Stream #0:1[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> 5.1(side), fltp, 448 kb/s, Start
> 11.650667
>    Stream #0:2[0x1101]: Audio: pcm_bluray (HDMV / 0x564D4448), 48000 Hz,
> 5.1(side), s16, 4608 kb/s,
> Start 11.650667
>    Stream #0:3[0x1102]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> 5.1(side), fltp, 448 kb/s, Start
> 11.650667
>    Stream #0:4[0x1103]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> 5.1(side), fltp, 448 kb/s, Start
> 11.650667
>    Stream #0:5[0x1104]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> 5.1(side), fltp, 448 kb/s, Start
> 11.650667
>    Stream #0:6[0x1105]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> 5.1(side), fltp, 448 kb/s, Start
> 11.650667
>    Stream #0:7[0x1106]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> 5.1(side), fltp, 448 kb/s, Start
> 11.650667
>    Stream #0:8[0x1107]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz, stereo,
> fltp, 192 kb/s, Start
> 11.650667
>    Stream #0:9[0x1200]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:10[0x1201]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:11[0x1202]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:12[0x1203]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:13[0x1204]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:14[0x1205]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:15[0x1206]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:16[0x1207]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:17[0x1208]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:18[0x1209]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:19[0x120a]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:20[0x120b]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:21[0x120c]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:22[0x120d]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:23[0x120e]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:24[0x120f]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:25[0x1210]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
>    Stream #0:26[0x1211]: Subtitle: hdmv_pgs_subtitle (pgssub)
> ([144][0][0][0] / 0x0090), Start 11.650667
> Stream mapping:
>    Stream #0:9 -> #0:0 (hdmv_pgs_subtitle (pgssub) -> dvd_subtitle
> (dvdsub))
> Press [q] to stop, [?] for help
> Output #0, sup, to 'c:\2001, A SPACE ODYSSEY [1968].sup':
>    Metadata:
>      encoder         : Lavf62.0.102
>    Stream #0:0: Subtitle: dvd_subtitle, 1920x1080
>      Metadata:
>        encoder         : Lavc62.3.101 dvdsub
> [sup @ 0000000002709cc0] Not enough data, skipping 8633 bytes57.60
> [sost#0:0/dvdsub @ 0000000005830680] Error submitting a packet to the
> muxer: Invalid data found when
> processing input
>      Last message repeated 1 times
> [out#0/sup @ 000000000280bb40] Error muxing a packet
> [out#0/sup @ 000000000280bb40] Task finished with error code: -1094995529
> (Invalid data found when
> processing input)
> [out#0/sup @ 000000000280bb40] Terminating thread with return code
> -1094995529 (Invalid data found
> when processing input)
> [out#0/sup @ 000000000280bb40] video:0KiB audio:0KiB subtitle:8KiB other
> streams:0KiB global
> headers:0KiB muxing overhead: unknown
> size=       0KiB time=1193:28:31.25 bitrate=   0.0kbits/s speed=2.41e+04x
> elapsed=0:02:58.33
> Conversion failed!
>
>
Replace "-c:s dvdsub" with "-c:s copy".

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