oops, now: bsd question: how to record a tv stream?
kline at thought.org
Wed Mar 14 19:30:09 UTC 2012
On Wed, Mar 14, 2012 at 02:58:30PM +1000, Da Rock wrote:
> Date: Wed, 14 Mar 2012 14:58:30 +1000
> From: Da Rock <freebsd-questions at herveybayaustralia.com.au>
> Subject: Re: oops, now: bsd question: how to record a tv stream?
> To: freebsd-questions at freebsd.org
> On 03/14/12 13:09, Polytropon wrote:
> >On Tue, 13 Mar 2012 19:19:46 -0700, Gary Kline wrote:
> >> i have heard about the "848" or whatever cards for years.
> >> should i have my sister's technician add one? i understood
> >> everything but your last paragraph. please do send me the
> >> links....offline i f you think it wise to spare the
> >> bandwidth.
> >Just to make a note: This is the card I'm using. The model
> >name is "Haupauge WinTV" and the tuner chip is Brooktree 878.
> >It is well supported by FreeBSD (and has been for many years).
> >A "problem" may be that it is a PCI card.
> >The programs mplayer and mencoder can be used to address the
> >tuner and video-in functions of that card, as well as displaying
> >and storing the received content. You need a HF line to the
> >card (or an antenna maybe), except you provide the video feed
> >from a satelite receiver via video-in. In that case, you also
> >need to provide the audio signal from the receiver to your
> >sound card's line-in. With mencoder, both sources can be
> >"combined" and the result can be stored as a video file in
> >any format and container you want.
> >This is the card:
> >bktr0 at pci0:0:9:0: class=0x040000 card=0x13eb0070
> > chip=0x036e109e rev=0x11 hdr=0x00
> > vendor = 'Conexant (Was: Brooktree Corp)'
> > device = 'Bt878/Fusion 878A Mediastream Controller'
> > class = multimedia
> > subclass = video
> >The card provides HF-in both for TV and radio, video-in,
> >audio-out and... not sure what it is. :-)
> >You need the kernel modules loaded per
> > bktr_load="YES"
> >in /boot/loader.conf, and the card will work out of the box.
> >No need to manually and interactively install a "driver". :-)
> >The player command is something like
> > % mplayer tv://1 -vo x11 -ao sdl -tv driver=bsdbt848:device=/dev/bktr0
> >and similarly mencoder can be used (-ovc and -oac need to be
> >adjusted accordingly) to encode to a file.
> >I'm not sure how to handle TV ("antenna") input as I've always
> >been using a raw video feed (from VTR or camera). However, there's
> >documentation that may help:
> > http://www.mplayerhq.hu/DOCS/HTML/en/tv-input.html
> >It also contains an example to "record to file", which will
> >implement the "software video tape recoder" functionality.
> Brooktrees would be nice - if you could find them. Given the move to
> DVB is nearly over, there aren't many analog cards available - or
> need for them.
> The new cards use incompatible chipsets (learnt the hard way),
> including analog and especially DVB; you have to use the cx88 port
> to use them. Or if you come across a different chipset ensure the
> card is USB based and use webcamd.
> Following all that, FBSD works beautifully as a HTPC.
GAAWK! This is far, far out of my comfort zone thst i wsill
just skip it for now. i have my feed from my local telco,
not an antenna....
thanks for all the datapoints, guys, but i can vedry well
live without the card.
Gary Kline kline at thought.org http://www.thought.org Public Service Unix
Voice By Computer (for Universal Access): http:/www.thought.org/vbc
The 8.57a release of Jottings: http://jottings.thought.org
Twenty-five years of service to the Unix community.
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