Tag Archives: S-Log

Choosing the right gamma curve.

One of the most common questions I get asked is “which gamma curve should I use?”. Well it’s not an easy one to answer because it will depend on many things. There is no one-fits-all gamma curve. Different gamma curves … Continue reading

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Sound Devices Pix-240 Gets Free Upgrade to 3G 444 Recording. Perfect for the F3!

The latest free firmware release for the Sound Devices Pix240, called “Aurora” adds the ability to record 10 bit or even 12 bit ProRes444 RGB or YCbCr. Using the Pix240’s 3G HDSDI input this means that you can record the … Continue reading

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S-Log, Latitude, Dynamic Range and EI S-log. Or how to modify your exposure range with EI S-Log

The big issue most people have when working with log and exposing mid grey at 38 is that when you look at it on a standard monitor without any lookup tables it looks underexposed. The assumption therefore is that it … Continue reading

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Can I use 8 bit to record S-Log?

My opinion is that while 8 bit, 422 can be used for S-Log, it is not something I would recommend. I’d rather use a cinegamma with 8 bit recording. 10 bit 422 S-log is another matter altogether, this is well … Continue reading

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PMW-F3 Firmware V1.4 to include S-Log in Picture Profiles.

Just a quick note from NAB that firmware version 1.4 for the PMW-F3 will include S-Log as a selectable gamma curve within the picture profiles. This will be a free update, due out some time before the end of June … Continue reading

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XDCAM Picture Profiles and setups, also C300 coming soon.

I’ve added a new section in the xdcam-user.com forum for listing details of my various picture profiles. You will need to be a registered forum member to view or comment, but registration is free. I hope to add many profiles … Continue reading

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Canon C-Log on the C300 compared to S-Log.

First let me say that as yet I have not used C-Log in anger, only seen it at a couple of hands on demo events and in downloaded clips. From what I’ve seen C-Log and S-Log are two quite different … Continue reading

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More Codec and Gamma Tests.

More Gemini, Samurai, AC-Log and S-Log sample frame grabs. See download box at bottom of post. I had thought, when I first wrote this post that I had discovered a strange issue where the 444 RGB recordings from the Gemini … Continue reading

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S-Log on a non S-Log PMW-F3 and Log on an EX1/EX3

Note: There is something up with the frame grabs. For some reason they are very dark. I’ll look into this in the morning and get some more accurate grabs online. First of all let me say thanks to Ben Allan … Continue reading

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Convergent Design Gemini throws up a ProRes Issue. Watch out for Clipping with S-Log.

OK, I wrote about this without digging deep enough. If you read the original article I claimed that ProRes was clipping my files at 104%. Well it’s NOT. The ProRes files are just fine, BUT some Quick Time applications are … Continue reading

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