[mythtv-users] Cheapest card for capturing with MythTV?

Boyd II, Willy wboyd at fulbright.com
Fri Mar 5 11:52:47 EST 2004


>-----Original Message-----
>From: Bill Chmura [mailto:Bill at Explosivo.com] 
>Sent: Friday, March 05, 2004 10:40 AM
>To: 'Discussion about mythtv'
>Subject: RE: [mythtv-users] Cheapest card for capturing with MythTV?
>
>
>
>I love my 350...
>
>But anyway, I was wondering more about the burning to DVD... 
>I've been using avidemux2 to chop out commercials, then save 
>as DVD PS... This still takes about an hour for 24 minutes of 
>video on a P4 2.4 machine. Seems excessive don't it.
>
>Is there any step in the process I can skip?  Maybe the video 
>processing?  I am new to video processing...
>

I have no idea if this will help on the time it takes, 'cause I haven't
tried myself...  But I've read it's better to just save the edited version
as elementary streams (separate audio/video), and then mux those with mplex
-f 8 to get a dvd compliant mpeg.  Muxing should only take minutes.


>Thanks!
>
>Bill
>
>
>-----Original Message-----
>From: mythtv-users-bounces at mythtv.org 
>[mailto:mythtv-users-bounces at mythtv.org] On >Behalf Of Andrew 
>Dodd
>Sent: Friday, March 05, 2004 11:07 AM
>To: Discussion about mythtv
>Subject: Re: [mythtv-users] Cheapest card for capturing with MythTV?
>
>
>Quoting Steve Dorsey <steve at dorseygraphics.com>:
>
>> I think I have a card that will play back video, now I need one to 
>> capture.
>> 
>> What's the cheapest card I can find for capturing? I guess it would 
>> have to capture audio AND video, right?
>Not necessarily.  Many of the old BT8x8 cards required you to 
>hook up an audio passthrough cable from the card to the sound 
>card.  (Newer Bt878s have btaudio).
>
>My advice:  Don't go cheap on the capture card.  It is one of 
>the key factors in defining your MythTV experience.  Last time 
>I tried Myth with a dumb capture card I was VERY disappointed 
>with it.  With my new PVR-350 board, Myth works great.
>
>Getting a PVR-x50 (or other ivtv board such as the Avermedia 
>M179) will let you record 720x480 at full framerate with 
>little to no CPU usage. If you use a dumb capture card (cx88, 
>bt8x8, etc.) you will eat lots of CPU and likely be restricted 
>to using a lower resolution.  In addition if you happen to 
>have a DVD recorder, the video output by ivtv boards can be 
>(nearly) burned directly to DVD with only a remuxing needed 
>(Fast, I/O bound) as opposed to transcoding (Slow, CPU bound.) 
>for anything recorded with a "dumb" cap card.
>
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