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Author Topic: Successful Stitching Of Moving Objects  (Read 4300 times)

bwpuk

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Successful Stitching Of Moving Objects
« on: September 16, 2007, 11:35:42 am »

Does anybody successfully stitch together images with moving objects ? In particular moving water and clouds.  Try as I might I always get stumped with images that contain these elements.

I'm using Stitcher and PS. Any suggestions out there ?

Cheers,

Barrie Watts
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Barrie Watts
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feppe

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Successful Stitching Of Moving Objects
« Reply #1 on: September 16, 2007, 11:44:57 am »

Quote
Does anybody successfully stitch together images with moving objects ? In particular moving water and clouds.  Try as I might I always get stumped with images that contain these elements.

I'm using Stitcher and PS. Any suggestions out there ?

Cheers,

Barrie Watts
[a href=\"index.php?act=findpost&pid=139760\"][{POST_SNAPBACK}][/a]

I have a 550 megapixel (!) nighttime shot of NYC cityscape I'm working on right now, with 30% or so water reflections. Autopano couldn't stitch any of the water shots automatically. All I can say is that it's hours and hours of pain-staking manual stitching, copy-pasting, cloning, and fixing. No way around it.

bwpuk

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Successful Stitching Of Moving Objects
« Reply #2 on: September 16, 2007, 12:01:58 pm »

Quote
I have a 550 megapixel (!) nighttime shot of NYC cityscape I'm working on right now, with 30% or so water reflections. Autopano couldn't stitch any of the water shots automatically. All I can say is that it's hours and hours of pain-staking manual stitching, copy-pasting, cloning, and fixing. No way around it.
[a href=\"index.php?act=findpost&pid=139761\"][{POST_SNAPBACK}][/a]

Thanks Feppe,

I've always found that it's broad expanses of smooth water that causes the problems, also clouds too. River flows with textural water surfaces are a bit better in my experience. It's just that I'm about to shoot some stuff down by the sea. Looks like there's many hours of PS work coming up for me through the winter !

Cheers,

Barrie
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Barrie Watts
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feppe

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Successful Stitching Of Moving Objects
« Reply #3 on: September 16, 2007, 12:05:47 pm »

Quote
Thanks Feppe,

I've always found that it's broad expanses of smooth water that causes the problems, also clouds too. River flows with textural water surfaces are a bit better in my experience. It's just that I'm about to shoot some stuff down by the sea. Looks like there's many hours of PS work coming up for me through the winter !

Cheers,

Barrie
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I'm afraid so. When you shoot, make sure to take the water shots in sequence, so it's easier to find where they're supposed to go in post.

Jonathan Wienke

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Successful Stitching Of Moving Objects
« Reply #4 on: September 16, 2007, 01:41:11 pm »

I use PTAssembler to align the images, then output a layered PSD file and then manually blend the layers together in PS by airbrushing the layer masks. By moving the blend boundary around and adjusting the feather of the blend via brush size and hardness, you can usually match waves and ripples and suchlike fairly well. But as pointed out, it's a painstaking manual process and there's simply no other solution.

I shoot from left to right, so that looking at the images in Bridge shows them in correct order.
« Last Edit: September 16, 2007, 01:43:02 pm by Jonathan Wienke »
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ziviani

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Successful Stitching Of Moving Objects
« Reply #5 on: September 16, 2007, 03:09:36 pm »

Quote
Does anybody successfully stitch together images with moving objects ? In particular moving water and clouds.  Try as I might I always get stumped with images that contain these elements.

I'm using Stitcher and PS. Any suggestions out there ?

Cheers,

Barrie Watts
[a href=\"index.php?act=findpost&pid=139760\"][{POST_SNAPBACK}][/a]

I use Panorama Maker 4 succesfully with people walking between shoots.

[attachment=3271:attachment]
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santa

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Successful Stitching Of Moving Objects
« Reply #6 on: September 18, 2007, 03:37:29 am »

I stitch by hand in Photoshop. My subjects are aurora that move from frame to frame. Sometimes more, sometimes less. If there is too much movement it can make successful stitching impossible, otherwise I blend one frame into the next.

http://www.pbase.com/santa/aurora

6 frames

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tived

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Successful Stitching Of Moving Objects
« Reply #7 on: September 18, 2007, 07:23:37 am »

Quote
I stitch by hand in Photoshop. My subjects are aurora that move from frame to frame. Sometimes more, sometimes less. If there is too much movement it can make successful stitching impossible, otherwise I blend one frame into the next.

http://www.pbase.com/santa/aurora

6 frames


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santa,

great image! very nice

Henrik
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santa

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Successful Stitching Of Moving Objects
« Reply #8 on: September 20, 2007, 11:07:50 pm »

thanks. it's rare to be able to shoot aurora up here with water. usually it's totally frozen up by the time we can see aurora so clear days with aurora in the Fall when it's not frozen (or Spring) are a real treat.
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