lewishart Posted May 4, 2017 Share Posted May 4, 2017 Hi guys, been having a bit of trouble with this and can't seem to find an answer. New convert from a A7S 2, just got my hands on a FS700 with the 4k upgrade, grabbed a atomos flame for recording the signal. However I'm curious is there a way to record the 4K signal to the flame without the raw aspect? Just due to file sizes and post processing I'm not massively keen on it, I know its great but and possibly yes for larger budget projects but it seems that 4K Prores HQ is about 500GB = 1.15 hours of footage which is nothing! So I'm just curious if there is a way without lowering the codec from HQ to just remove the RAW aspect of the recording? Seems in camera you can select HD so 1080 @24/25/30 etc and RAW 4K/2K up to 30p. But it doesn't give the option to just record 4K without raw? Thanks for any advice and help in advance Lewis Quote Link to comment Share on other sites More sharing options...
Tim Sewell Posted May 6, 2017 Share Posted May 6, 2017 The SDI output that can be utilised by the Flame is a 12 bit raw 4K/2K signal, so you're stuck with it, unfortunately. The only other option is a 8 bit 422 HD output from the HDMI. Question is - do you actually need the full HQ ProRes treatment? If your delivery medium is TV or web and you're not looking to incorporate VFX, you may well find that one of the less demanding ProRes flavours is entirely sufficient. Quote Link to comment Share on other sites More sharing options...
jcs Posted May 6, 2017 Share Posted May 6, 2017 You need to use the FS700 RAW output which the Shogun Flame will deBayer and save as ProRes- RAW has nothing to do with the final file sizes. What you'd probably like is something like XF-AVC on the C300 II which does 410Mbps 422 10-bit 4K (ALL-I). The FS7 has a 240Mbps 4K option. Perhaps ProRes LT 4K/24p at 328Mbps and 148GB/hr will have sufficient quality? Quote Link to comment Share on other sites More sharing options...
TheRenaissanceMan Posted May 6, 2017 Share Posted May 6, 2017 Agreed, I would test ProRes LT and see if it works for your needs. The fact that the camera signal is RAW shouldn't affect the final file sizes, only your recorded codec. Geoff CB 1 Quote Link to comment Share on other sites More sharing options...
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