[FFmpeg-trac] #8433(undetermined:new): DeckLink Mini Recorder && VANC op-47 subtitles
FFmpeg
trac at avcodec.org
Thu Dec 19 11:29:41 EET 2019
#8433: DeckLink Mini Recorder && VANC op-47 subtitles
-------------------------------------+-------------------------------------
Reporter: karcun | Type: defect
Status: new | Priority: normal
Component: | Version: git-
undetermined | master
Keywords: | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Summary of the bug:
i need stream video with subtitles from SDI Hi50(1080i) VANC OP-47
and i receive some data from Blackmagick card, but don`t know how i can do
it.
Some one know how i can extract data from SDI and embed it into mpegta
stream?
How to reproduce:
{{{
ffmpeg -raw_format yuv422p10 -format_code Hi50 -teletext_lines all
-video_input sdi -f decklink -i 'DeckLink Duo (1)' -vn -an -c:s
dvb_subtitle -f mpegts -y /tmp/sub.ts
ffmpeg version 4.2.git-3 Copyright (c) 2000-2019 the FFmpeg developers
built with gcc 7 (Ubuntu 7.4.0-1ubuntu1~18.04.1)
configuration: --extra-version=3 --toolchain=hardened
--libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu
--enable-gpl --disable-stripping --disable-doc --disable-htmlpages
--disable-manpages --disable-podpages --disable-txtpages --enable-
swresample --enable-avisynth --enable-gnutls --enable-ladspa --enable-
libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-
libfontconfig --enable-libfreetype --enable-libfribidi --enable-libgme
--enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-libopus
--enable-libpulse --enable-librsvg --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-omx --enable-openal --enable-opengl --enable-sdl2 --enable-
libdc1394 --enable-libdrm --enable-frei0r --enable-libx264 --enable-shared
--enable-nonfree --extra-ldflags='-static-libstdc++ -static-libgcc'
--enable-static --enable-pic --enable-libfdk-aac --enable-cross-compile
--pkg-config=pkg-config --enable-libopenmpt --enable-libxml2 --enable-
libzmq --enable-decklink --extra-cflags=-I/home/user1/src/BMSDK11.4
--extra-ldflags=-L/home/user1/src/BMSDK11.4 --enable-libklvanc
--arch=x86_64
libavutil 56. 35.100 / 56. 35.100
libavcodec 58. 56.101 / 58. 56.101
libavformat 58. 32.104 / 58. 32.104
libavdevice 58. 9.100 / 58. 9.100
libavfilter 7. 58.102 / 7. 58.102
libswscale 5. 6.100 / 5. 6.100
libswresample 3. 6.100 / 3. 6.100
libpostproc 55. 6.100 / 55. 6.100
[decklink @ 0x561888396180] Found Decklink mode 1920 x 1080 with rate
25.00
Guessed Channel Layout for Input Stream #0.0 : stereo
Input #0, decklink, from 'DeckLink Duo (1)':
Duration: N/A, start: 0.000000, bitrate: 1107456 kb/s
Stream #0:0: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
Stream #0:1: Video: v210 (V210 / 0x30313256), yuv422p10le(top first),
1920x1080, 1105920 kb/s, 25 tbr, 1000k tbn, 1000k tbc
Stream #0:2: Subtitle: dvb_teletext, 492x250
Output #0, mpegts, to '/tmp/sub.ts':
Metadata:
encoder : Lavf58.32.104
Stream #0:0: Subtitle: dvb_subtitle (dvbsub), 492x250
Metadata:
encoder : Lavc58.56.101 dvbsub
Stream mapping:
Stream #0:2 -> #0:0 (dvb_teletext (libzvbi_teletextdec) -> dvb_subtitle
(dvbsub))
Press [q] to stop, [?] for help
size= 0kB time=00:00:00.00 bitrate=N/A speed= 0x
}}}
Data already exists in the stream:
{{{
~/src/CaptureVANC# ./CaptureVANC -d 0 -m 10
Starting capture, press <RETURN> to stop/exit
Found VANC packet:
Line: 11
DID: 43
SDID: 02
DC: 58
Data: 51 15 3a 02 96 00 00 00 00 55 55 27 d0 ea 64 38 c7 c7 c7 c7 c7 c7 a4
99 99 99 99 99 99 99 99 99 99 99 99 9a 9a 9a 9a 9a 9a 9a 9a 9a 9a 9a 9a 9a
9a 9a 9a 9b 1d 6c 74 03 c4 28
CS: 7f
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/8433>
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