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-   -   BBC goes P2P (https://www.cableforum.uk/board/showthread.php?t=33605192)

Chrysalis 30-12-2006 10:30

Re: BBC goes P2P
 
If they did it on a non p2p platform I may have felt for the first time ever I getting some value for my licence money but instead they want me to give them bandwidth using p2p and allow others to download from me, no thank you. If I use it ill block uploads.

popper 30-12-2006 11:00

Re: BBC goes P2P
 
Quote:

Originally Posted by david.ewles (Post 34187644)
I very much doubt that older programs (early 90s and earlier would be done)

Plus think of the storage needed to hold all these titles, plus the time needed to encode them on to PCs

not a problem, the average original mpeg2 Drwho.ts is 1.2 gig per hour.
encoded to AVC/x264 useing MEncoder264 MEncoder264
http://mulder.dummwiedeutsch.de/home...ml#mencoder264
at 640 x 352@900kbit/s brings it down to something like 290meg, if you want to go mad, but still get better quality than the old ASP divx/xvid encoding, then you can reduce it to below 500mbit/s and it will still look good at full screen res (you can get it down as low as 100meg wth practice and smaller screen/bitrates with AVC/x264).

its VERY handy for the old laptop (and handheld devices) that cant cope with the original 3000kbit/s ts and it encodes with the right settings (dont use insane), a little over realtime with your average x86 amd cpu.

you can use dvbportal TSConverter to cut it up and get the junk out so as to make it even smaller to begin with, and it works with AVC/x264 encoded content so thats a bonus.

Chrysalis 01-01-2007 18:12

Re: BBC goes P2P
 
the format of xvid I download for tv is approx 350meg per 45 minutes.

For High Res format the size is double to 700meg per 45 minutes and for 1020p its doubled again I think.

popper 02-01-2007 00:41

Re: BBC goes P2P
 
Quote:

Originally Posted by Chrysalis (Post 34189157)
the format of xvid I download for tv is approx 350meg per 45 minutes.

For High Res format the size is double to 700meg per 45 minutes and for 1020p its doubled again I think.

what screen size are those btw, and at what bitrate (2 pass encode i assume?) when i said 'you can reduce it to below 500mbit/s' that was ment to say 500kbits/s 400kbit/s work ok too on some stuff and even AVC 290kbit for really good web streaming.

did you try that AVC mencoder264 on clean mpeg2.ts 3 minute test cases yet to compare?.

Stuart 02-01-2007 00:59

Re: BBC goes P2P
 
Quote:

Originally Posted by bluecandylover (Post 34186494)
So if it is going on other P2P platforms, I take it they are scrapping the iMP idea?, But making it avaiable on other P2P servies won't make the BBC happy however will keep the downloaders happy, the reason I think the BBC wont be happy is because the Licening, wont anyone in the world be able to download, and two didn't they not have a DRM on the content on iMP?

BBC America (who are doing this) and BBC are two seperate organisations (apart from the fact that the BBC own BBC America), and this is being done by BBC America. It does not follow that the BBC will use the same system in the UK.

BBC iMP is supposed to be UK specific.

Chrysalis 02-01-2007 18:39

Re: BBC goes P2P
 
here is info I found for one of the files.

Format: XviD 2 Pass
¦ Video: 640 x 352 @ 25fps
¦ Audio: VBR MP3 Average 128k
¦ Source: DVB-T

thats for 45mins of the bill 350meg xvid. Looks fine on my 19" monitor although would probably appear blocky on a large widescreen tv.


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