Search found 114 matches

by donstim
Thu Sep 20, 2018 8:31 pm
Forum: Live Stacking
Topic: Live Stacking Beginner help
Replies: 24
Views: 6820

Re: Live Stacking Beginner help

I am saving the stack (not an individual frame) as a png file. So it should correspond with the histogram. Where i am confused is that the camera control brightness affects the black level and gamma I choose in the histogram, yet the camera control brightness is not included in the saved png. So I m...
by donstim
Thu Sep 20, 2018 5:42 pm
Forum: Live Stacking
Topic: Live Stacking Beginner help
Replies: 24
Views: 6820

Re: Live Stacking Beginner help

Thanks Dave. And thanks for the link to the histogram page. I had read all that beforehand, but promptly forgot most of it while trying to capture the image! I will have to slow down and develop a procedure to take advantage of all the options. I think it will be mostly a matter of just doing it, ex...
by donstim
Thu Sep 20, 2018 5:12 am
Forum: Live Stacking
Topic: Live Stacking Beginner help
Replies: 24
Views: 6820

Re: Live Stacking Beginner help

Thanks for the reply Robin. So Live Stacking immediately stretches the histogram? I must have missed that in the manual. I saw where it explains how a user can use the histogram tool to apply a stretch. I didn't notice that occurring in the tutorial videos I watched or in pictures I've seen posted w...
by donstim
Wed Sep 19, 2018 5:48 am
Forum: Live Stacking
Topic: Live Stacking Beginner help
Replies: 24
Views: 6820

Live Stacking Beginner help

I am using a Celestron Evolution 8 with the Revolution Imager 2 camera. When previewing an image in SharpCap of a DSO (e.g., M57), the image is as expected - a dark (basically black) background with a faint image of the object. As soon as I start Live Stacking however, I get a bright, greenish backg...