[olug] Video Capturing Questions

Charles Bird cbird.omaha at gmail.com
Wed Apr 25 22:12:49 UTC 2012


Vlc won't always play nice. Try some others in the process. :-)
On Apr 25, 2012 4:24 PM, "Joseph Gulizia" <joseph.gulizia at gmail.com> wrote:

> Well... changed input device to a Dazzle (100?) and got video through VLC
> Capture Device and Convert.  Came out as Black and White signal.  Starting
> to read the VLC manual / help.
>
> Using RCA inputs for video, Left and right audio (Dazzle's inputs).  Have
> access to another usb/coax dongle....will be testing that tomorrow.
>
> Any thoughts/recommendations?
>
> Joe
>
> On Wed, Apr 25, 2012 at 1:45 PM, Charles Bird <cbird.omaha at gmail.com>
> wrote:
>
> > Assuming ASI input?
> > Contact me on g+.
> >
> > On Apr 25, 2012 12:55 PM, "Joseph Gulizia" <joseph.gulizia at gmail.com>
> > wrote:
> >
> > > Hello OLUG Brain Trust:
> > >
> > > Does anyone know of a USB Video Capture Dongle that works easily with
> > > mythbuntu and / or VLC to capture broadcast video.
> > >
> > > Thanks.
> > >
> > >
> > > More information:
> > >
> > > I have a work project where I'm trying to set-up a computer to capture
> > > video recordings from Terrestrial antennas and satellite receiver
> boxes.
> > >
> > > Requirements:
> > >
> > > Due Friday
> > > $300 or less total cost
> > > Capture in MP-4 H.264 at DVD Quality or better under 2 GB
> > > adjustable key frame settings
> > > FTP connection to send files from overseas locations
> > > Original signals may be .PAL or NTSC or SECAM formats.
> > >
> > > I have MythBuntu 11.10 installed on a FoxConn Nettop box Model nT-435H
> > >
> > >
> > >
> >
> http://www.newegg.com/Product/Product.aspx?Item=N82E16856119051&Tpk=foxconn%20nt435H
> > >
> > > 160 GB Internal Hard Drive and 2 GB RAM
> > >
> > > Using this thread I found a USB dongle that "supposedly" works with
> > > linux......
> > >
> > > http://easycap.blogspot.com/
> > >
> > > Got the dongle.....found out that the dongle I have is #5 on the
> list....
> > >
> > > http://easycap.blogspot.com/p/devices.html
> > >
> > > which uses a somagic chip
> > >
> > > Here's where problems begin......
> > >
> > > Recognizes device using lsusb as
> > >
> > > Bus 001 Device 004: ID 1c88:0007 Somagic, Inc.
> > >
> > > Found some answers at
> > >
> > > https://github.com/bonybrown/easycap-somagic-linux
> > >
> > >
> > > Copied files listed but having issues:
> > >
> > > Do I need ALL of them including logs?
> > >
> > > Requires:
> > > libusb AND libusb-1.0
> > > mplayer can be used to decode and display the UYVY frames (see below)
> > >
> > > Compilation:
> > > gcc init1.c -o init1 -lusb
> > > gcc init2.c -o init2 -lusb
> > > gcc capture.c -o capture -lusb-1.0
> > >
> > > Usage:
> > > * insert EasyCap device
> > > * sudo ./init1 1c88 0007
> > > * sudo ./init2 1c88 003c
> > > * sudo ./capture 1c88 003c  | mplayer -  -demuxer rawvideo -rawvideo
> > > "w=720:h=576:format=uyvy:fps=25"
> > > You should now be able to see the captured video.
> > > Note: init1 and init2 only need to executed once per device power-up.
> > >
> > >
> > >
> > >
> > > Also doesn't appear to record sound.....only works in PAL tv format,
> etc.
> > >
> > >
> > > What I've typed so far:
> > >
> > > mythbuntu at mythbuntu-nT435-nT535:~$ sudo apt-get install gcc
> > > [sudo] password for mythbuntu:
> > > Reading package lists... Done
> > > Building dependency tree
> > > Reading state information... Done
> > > gcc is already the newest version.
> > > 0 upgraded, 0 newly installed, 0 to remove and 6 not upgraded.
> > >
> > > mythbuntu at mythbuntu-nT435-nT535:~$ gcc init1.c -o init1 -lusb
> > > gcc: error: init1.c: No such file or directory
> > >
> > > mythbuntu at mythbuntu-nT435-nT535:~$ sudo apt-get install libusb
> > > Reading package lists... Done
> > > Building dependency tree
> > > Reading state information... Done
> > > E: Unable to locate package libusb
> > >
> > > mythbuntu at mythbuntu-nT435-nT535:~$ sudo apt-get install libusb-1.0
> > > Reading package lists... Done
> > > Building dependency tree
> > > Reading state information... Done
> > > Note, selecting 'libusb-1.0-0' for regex 'libusb-1.0'
> > > Note, selecting 'libusb-1.0-0-dev' for regex 'libusb-1.0'
> > > libusb-1.0-0 is already the newest version.
> > > The following NEW packages will be installed:
> > >  libusb-1.0-0-dev
> > > 0 upgraded, 1 newly installed, 0 to remove and 6 not upgraded.
> > > Need to get 144 kB of archives.
> > > After this operation, 995 kB of additional disk space will be used.
> > > Do you want to continue [Y/n]? y
> > > Get:1 http://us.archive.ubuntu.com/ubuntu/ oneiric/main
> libusb-1.0-0-dev
> > > i386 2:1.0.8-4 [144 kB]
> > > Fetched 144 kB in 17s (8,285 B/s)
> > >
> > > Selecting previously deselected package libusb-1.0-0-dev.
> > > (Reading database ... 129002 files and directories currently
> installed.)
> > > Unpacking libusb-1.0-0-dev (from
> > .../libusb-1.0-0-dev_2%3a1.0.8-4_i386.deb)
> > > ...
> > > Setting up libusb-1.0-0-dev (2:1.0.8-4) ...
> > >
> > >
> > > Need dmesg or tall?
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> > >
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