[Cin] Capturing DV/HDV via Firewire

[Terje J. Hanssen]

Den 19.02.2023 18:59, skrev Andrew Randrianasulu:
>
>
> вс, 19 февр. 2023 г., 20:39 Terje J. Hanssen <terjejhanssen at gmail.com>:
>
>
>
>     Den 19.02.2023 16:54, skrev Andrew Randrianasulu:
>>
>>
>>     вс, 19 февр. 2023 г., 18:43 Terje J. Hanssen
>>     <terjejhanssen at gmail.com>:
>>
>>
>>
>>         Den 19.02.2023 16:28, skrev Andrew Randrianasulu:
>>>
>>>
>>>         вс, 19 февр. 2023 г., 18:25 Terje J. Hanssen via Cin
>>>         <cin at lists.cinelerra-gg.org>:
>>>
>>>             IEE 1394 / FireWire (Apple) / i.LINK (Sony) has been a
>>>             standard connection to transfer native DV and HDV video
>>>             files to Lin/Win/Apple computers.
>>>
>>>               * FireWire DV/HDV recording should still work via
>>>                 dvgrab, vlc, guvcview, OBS and ffmpeg etc., or
>>>                 directly via some NLE systems.
>>>               * The basic dvgrab tool is still valid on Linux and
>>>                 was mentioned in the Cin-CV wiki sect. 19.2
>>>               * http://cinelerra-cv.wikidot.com/cincv-manual-en:capturing-media#5
>>>
>>>
>>>               * ffmpeg enabled FireWire DV/HDV input device using
>>>                 libiec61883 (Streamcopy) seems also interesting.
>>>
>>>                 On my Leap 15.4 or Tumbleweed, ffmpeg-5 is seemingly
>>>                 not compiled with --enable-libiec61883.
>>>
>>>                 Is possibly ffmpeg available with enabled
>>>                 libiec61883 via Cin-GG?
>>>
>>>                 http://www.ffmpeg.org/ffmpeg-devices.html#iec61883
>>>                 http://underpop.online.fr/f/ffmpeg/help/iec61883.htm.gz
>>>
>>>
>>>             I had a look into the Cin-GG manual chpt 13 "Capturing
>>>             and Recording Media", but could not see Firewire media
>>>             transfer was mentioned.  However, in the Appendice
>>>             section B.2 Configuration Features, Optional Packages is
>>>             found:
>>>
>>>                 --with-firewire       use firewire (auto)
>>>                 --with-dv                use dv (auto)
>>>
>>>             Does this mean that Firewire/dv capture already is
>>>             supported or optional can be configured?
>>>
>>>
>>>
>>>         it was not tested in ages .....
>>>         guess try to install all -dev version of libraries and look
>>>         at output of cingg's configure .... then connect device and
>>>         try to set capture device to iec* ....
>>
>>         I guess that's not just for me ;) but will try dvgrab again
>>         (tested it once several years ago), when my camcorder is back
>>         from service.
>>         The reason is my 10 years old FireWire based DV/HDV recorder
>>         seemingly is dead.
>>
>>
>>
>>     well, you can look if appimage version of cingg was compiled with
>>     those libraries
>
>     Could you possibly outline how to do it?
>
>
> in preferences -> recording tab there must be source named IEC 61883.

To cross-check I translate back from my local Norwegian version to English:

Settings | Settings | Preferences window:

Video In / Record driver
In  the dropdown menu there are available both

  * DV 1394
  * IEC 61883




>
>
>
>     -----------
>
>     I looked up some of the older discussion about dvgrab on
>     CinCVS/Skolelinux mailing list and the referenced manual wiki:
>
>     https://www.mail-archive.com/cinelerra@skolelinux.no/msg13022.html
>
>     https://www.mail-archive.com/cinelerra@skolelinux.no/msg06183.html
>     http://cinelerra-cv.wikidot.com/cincv-manual-en:tips#26
>
>
>               21.12.2 Grabbing HDV from camcorder
>
>         There is no perfect solution so far. One possibility is to run
>         the test-mpeg2 command available with the sources of
>         *libiec61883*. Use this syntax:
>
>         |test-mpeg2 > hdv_tape.mpeg|
>
>         and press *Play* on the camcorder. You should not run any
>         heavy resources consuming task on your computer since the lack
>         of caching in test-mpeg2 causes frame drops.
>
>         New version of dvgrab seems to support HDV. Minimal example:
>         Syntax:
>
>         |dvgrab -format mpeg2 myclip|
>
>
>
>
>>     , but I am guessing (from bug
>>     https://www.cinelerra-gg.org/bugtracker/view.php?id=590 ) you
>>     might run into troubles trying to record exactly HDV stream -
>>     because it is not DV video, but mpeg2. There is code in DVB input
>>     module for dealing with this, but it probably must be wired to DV
>>     /firewire module, or something like this should be used in
>>     ffmpeg.C for pre-decoding compressed buffer:
>>
>>     https://github.com/cinelerra-cv-team/cinelerra-cv/commit/0ff51f4c53e17ff33701e8cc1096de33a87313b9
>>
>>
>>>
>>>
>>>             Other NLE references, Premiere Pro and Vegas respectively
>>>             https://helpx.adobe.com/no/premiere-pro/using/capturing-dv-or-hdv-video.html
>>>             https://www.vegascreativesoftware.info/us/support/article/capturing-video-from-a-sony-camcorder--222/
>>>
>>>
>>>             Terje J.  H
>>>
>>>
>>>
>>>
>>>             -- 
>>>             Cin mailing list
>>>             Cin at lists.cinelerra-gg.org
>>>             https://lists.cinelerra-gg.org/mailman/listinfo/cin
>>>
>>
>
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