Re: Video card for PC PVR...
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Posted by Ken Moiarty on March 20, 2006, 12:10 am
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>> Does it (or
>> could it) make much difference what kind of video-card I'm using as >> far as recording and replaying/viewing TV video on my PC is concerned >> (e.g. in a "Myth TV" system or running "SageTV" or "Real TV", etc...)? >
> Yes it does - certain card can have hardware accelerators to offload MPEG2 > decompression from the CPU. > > >> PS: I'm not asking about TV-tuner/video-capture cards, which I
>> already have as separate from the video card. >
> Do you have a MPEG2 encoding TV tuner? If not... I highly recommend one > for > a PVR. > Yes, my tuners have built-in hardware mpeg2 encoding. No hardware mpeg4 encoding though. And no hardware _decoding_ whatsoever (and not that its needed, but might be nice for when having other applications 'multitasking' in the background). Ken | |||||||||||||
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Posted by kony on March 20, 2006, 4:17 am
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>>
>>> Does it (or
>>> could it) make much difference what kind of video-card I'm using as >>> far as recording and replaying/viewing TV video on my PC is concerned >>> (e.g. in a "Myth TV" system or running "SageTV" or "Real TV", etc...)? >>
>> Yes it does - certain card can have hardware accelerators to offload MPEG2 >> decompression from the CPU. >> >> >>> PS: I'm not asking about TV-tuner/video-capture cards, which I
>>> already have as separate from the video card. >>
>> Do you have a MPEG2 encoding TV tuner? If not... I highly recommend one >> for >> a PVR. >> >
>Yes, my tuners have built-in hardware mpeg2 encoding. No hardware mpeg4 >encoding though. And no hardware _decoding_ whatsoever (and not that its >needed, but might be nice for when having other applications 'multitasking' >in the background). He might be thinking of the video card having the partial MPEG decoding, as most of them do these days and have for a few years. | |||||||||||||
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