Daniel_l
Forum Replies Created
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The standard calls for a video datarate of no higher than 9.8Mbps for video only. I bet my Philips 963SA could play it.
Windows can’t play DVD’s ‘out of the box’ unless you have a 3rd party decoder installed and they vary in quality/capability vastly (or should that be Vista-ly) -
Best setup:
Procoder 2 with MPEG-2 encoding set to Archive quality. (If Mac only, then choose Compression Master)
Firewire/Gig Ethernet to Mac with DVD studio Pro 4.– I know they won’t, but I wish Canopus would bring out a Mac version of Procoder – maybe next year with OSX/Intel, they’d easy double their sales.
DL
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If you mean it’s got louder, then it maybe because it’s getting hotter, as we are in the middle of summer…… If you move it to a cooler room and it still runs loud then you should get in touch with Apple.
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I too found the Mpegable output terrible, much worse than Quicktime.
Without spending anymore money the best output you’ll get on a PC is using Quicktime via Cleaner (as long as it doesn’t crash!).
If you’re happy to have a watermark on your video, check out the evaluation of Real Helix Mobile Producer https://forms.real.com/rnforms/products/tools/mobileproducer/eval/
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I came up with those setting working with 2 major operators who deliver football (soccer) highlights to a broad spread of handsets. On the tests we did you could go much higher in data rate and frame rate for a few of the more advanced handsets available summer last year which are probably fairly sub-standard now!
I can confirm what Charles said, the Popwire guys say they don’t use the Quicktime 3GPP codec, but use their own. Although I haven’t had the chance to do a ‘side-by-side’ with the nexencoder output, judging by the quality of other output from CM it should be up there with the best, and it’s considerably less expensive (and available on Mac!)
The good news for Europe is that it won’t be too long before we’ll see content delivered in H.264 at a frame size of 208×176. I saw this on a Nokia 7610 late last year and the image was stunning (for a phone!)
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I should have added that Quicktime produces the lowest quality output when compared to Nexencoder or Real Helix Mobile producer.
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Bear in mind that the demo movies come from very good source
I’ve done a whole bunch of encodes for 3G services – mostly football and tennis. Some phones produce much better playback results that others but generally speaking use these settings:
MPEG-4 video codec with AMR NB audio (Some use AAC)
Frame size – 176×144
Total datarate around 124kbits/s (push this up if your have a very up-to-date phone(usually 100-115 for video) 2 pass VBR is it’s available (I used the Nexencoder which is terribly expensive)
12.5 fps for PAL, 15fps for NTSC
Keyframe every 3 seconds.If it still looks bad then you need to get better quality source!
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Use the Motion JPEG CODEC on best, for security footage (which is generally pretty poor quality) you simply don’t need uncompressed, Microcosim or animation, all of which will produce HUGE files.
(You can’t polish a turd!) -
Daniel_l
July 11, 2005 at 3:34 pm in reply to: Quicktime & Preview Apps (Can the Mac run without them?)I think he just wants to check if the user has deleted these apps.
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If the NIC’s are explicitly set to either 100 or 1000 or 1000/half and NOT Auto then it sounds like something else is going on in the background on the G5. Make sure all NICs are set to the same speed – don’t use Auto. Check that you have no maintainance apps etc popping up.