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Posts for: JohnR
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Apr 20, 2024 15:36:02   #
Been an interesting few years subscribing to UHH but its become far too vitriolic with members criticizing posts quite unhelpfully simply to boost their own over inflated egos. Suppose its only to be expected though in a country where children have the Constitutional Right to take guns to school to k**l their teacher and other pupils! Yes and elect a criminal con merchant as President.

Keep well those who do not fit this profile.

Cheers JohnR
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Apr 19, 2024 15:22:55   #
CHG_CANON wrote:
You should be shooting all the images at the same exposure parameters:

the same ISO
the same aperture
the same shutterspeed

Then, capture all in JPEG and attach the original SOOC image files. That's your only valid effort in this exercise.


Everyone - including you, has missed the point completely! I was simply looking at the difference in noise reduction straight out of the camera between JPG & RAW for the different sensors.

Obviously people skip through the text, briefly look at the pics and then think of a criticism which they think will make them look good
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Apr 19, 2024 02:14:45   #
My opinions on the results.

1. Neither Nikon APSC nor Canon 1" apply much noise reduction to their JPG's
2. Nikon apply quite a bit of noise reduction to their 1/2.3" sensors JPG's
3. Nikon 1/2.3" RAW files are not real RAW as it appears some noise reduction has been applied.
4. Nikon 1/2.3" ISO values are a bit odd IMO.

I also note I can get really good results using Lightroom Classics Denoise on both the D5300 and G3X RAW files but get very little difference with the RAW files from the 1/2.3" sensors

Cheers JohnR
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Apr 19, 2024 01:51:26   #
Sitting in my study the other morning just before Dawn an idea occurred to me that might help relieve my boredom! - “I wonder what the low light performance of my cameras is? ” I’m sure most Hoggers will have read/heard/been told that the larger sensors with the larger pixels give the better low light performances i.e. less noise at higher ISO’s. I wondered what my 5 cameras would do in the low light of my Study - its lit by a small 25W desk lamp. Anyway these cameras are 4 Nikon and 1 Canon and all take RAW. I usually have them set to record both RAW & JPG in P (Program) mode. I find this best for my shooting although sometimes I will use A for depth of field and S for moving subjects. So out of the drawer they all came and I took one hand held shot of a dimly lit bookshelf. At whatever settings the camera chose. No flash was used

I have a Nikon D5300 with 24MP APSC sensor, a Canon G3X with a 20MP 1” sensor, a Nikon P950 with 16MP 1/2.3” sensor, a Nikon A1000 with 16MP 1/2.3” sensor and a Nikon B700 with 20MP 1/2.3” sensor. I expected the D5300 to have the best performance followed by the Canon G3X then the P950 and A1000 with the B700 having the smallest pixels to bring up the rear. Quite surprised by the results I am ! Wonder what others might think?

Following the advice of Hoggers as to acceptable file sizes for uploading to UHH I’ve created images of each RAW file side by side with the equivalent JPG. None have been edited apart from the necessary re-sizing and converting to one image. Yes I know its not very scientific - just an interesting thought!

NOTE 1: All were shot within a few minutes with no change in the lighting conditions.

NOTE 2: No comments on my tastes in reading please!

Nikon D5300 ISO 12,800 1/50sec f4.2 JPG on the right

(Download)

Canon G3X ISO 12,800 1/25 sec f8 JPG on the right

(Download)

Nikon P950 ISO 1250 1/8sec f3.5 JPG on the left?

(Download)

Nikon A1000 ISO 800 0.5sec f4.5 JPG on the right

(Download)

Nikon B700 ISO 800 0.4sec f4.2

(Download)
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Apr 17, 2024 15:44:49   #
Looking to post some RAW photos for discussion and wondering what is the largest file size I can upload to UHH. Each RAW file unedited is 25-35MP? Or will saving them as compressed jpegs devalue the comparison as they will have been edited? Cheers JohnR
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Apr 12, 2024 15:21:49   #
Should have told me you were coming - I could have given you a tour. Cheers JohnR (who lives in a Hobart suburb)
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Apr 11, 2024 14:37:49   #
Leaning to the right a bit - makes me want to straighten it!
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Apr 9, 2024 22:27:24   #
BebuLamar wrote:
And you pay $99 a year to do that.


Incorrect. Bootcamp costs NOTHING. Parallels is a once off $120 (approx.) In both cases still you need a Windows license for activation. Anyway even if it were $99 a year there's lots of $99s in a new laptop!
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Apr 9, 2024 14:37:29   #
Did you know that you can have Windows on your Mac either in Bootcamp by Apple or an App such as Parallels. Could be cheaper than a new computer.
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Apr 6, 2024 14:51:02   #
No.7 looks quite a bit taller than 7 metres
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Mar 26, 2024 14:03:59   #
WE are not amused
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Mar 17, 2024 02:17:28   #
PaulG wrote:
Interesting you ask, John. Was actually a sunset in both but because it was shot through the hotel window there were a few aberrations from the glass which I used to my advantage with a bit of "manipulation" in the second image.


The 2nd is a great pic Paul - but.... I have lived in Hobart for over 50 years now and know the view you showed quite well! From The Grand Chancellor Hotel you're looking south east so the Sunrise/Sunset you show is due south - never ever have I seen the sun rise or set down there !
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Mar 16, 2024 14:32:45   #
Rongnongno wrote:
No, this is the gallery.

Some folks want an honest feedback, not ooooh or aaaah. The gallery feedback should both positive and negative.

I want the negative as it is the only way one can grow.


I don't remember ever seeing negative feedback in the Gallery. Much more often feedback is excessive unnecessarily positive
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Mar 16, 2024 14:25:14   #
Is that a Sunrise or a Sunset in the 2nd photo ?
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Mar 8, 2024 13:16:29   #
Very nice - great colour. I enjoyed these a lot. Cheers JohnR
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