AfterShot Pro Highlights and Recovery
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Tadjio
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AfterShot Pro Highlights and Recovery
Since starting the ASP Beta trial, I have been somewhat concerned about the way ASP handles Highlights.
I am finding that for JPG Images, included those rendered by ASP, the Highlights Clipping is incorrect.
Attached is a series of examples based on Image1 showing the Curves Histogram and no Highlights Clipping, only Shadows. In order to test this, I did two things:
1) I loaded the same Image1 into PaintShop Pro (PSP) and tested the Clipping using Threshold.
In Image2 this shows clipping on the white house front at 254 (and 255) whereas ASP does not. 2) In ASP I experimented with 3 different/alternative settings in order to 'achieve' the same clipping:
For Image3 I set the Highlight Warning down to 240 from 254.
For Image4 I set the Exposure Compensation to +0.1
For Image5 I set the AutoLevel Highlights to 0.005 In each of these 3 cases I got the same resultant clipping as in PSP.
Curiously, if I export the Image as a TIFF to PSP it then shows no clipping.
Even more curiously, if I look at the Olympus RAW Image, it does show the Highlights Clipping.
(I tested moving the Highlight Recovery Value to 20 in order to remove the Highlights Clipping).
All this investigation started when I realised the AutoLevel was not working correctly.
I am finding that for JPG Images, included those rendered by ASP, the Highlights Clipping is incorrect.
Attached is a series of examples based on Image1 showing the Curves Histogram and no Highlights Clipping, only Shadows. In order to test this, I did two things:
1) I loaded the same Image1 into PaintShop Pro (PSP) and tested the Clipping using Threshold.
In Image2 this shows clipping on the white house front at 254 (and 255) whereas ASP does not. 2) In ASP I experimented with 3 different/alternative settings in order to 'achieve' the same clipping:
For Image3 I set the Highlight Warning down to 240 from 254.
For Image4 I set the Exposure Compensation to +0.1
For Image5 I set the AutoLevel Highlights to 0.005 In each of these 3 cases I got the same resultant clipping as in PSP.
Curiously, if I export the Image as a TIFF to PSP it then shows no clipping.
Even more curiously, if I look at the Olympus RAW Image, it does show the Highlights Clipping.
(I tested moving the Highlight Recovery Value to 20 in order to remove the Highlights Clipping).
All this investigation started when I realised the AutoLevel was not working correctly.
Tadjio
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
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Tadjio
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Re: AfterShot Pro Highlights and Recovery
I was pleased to receive feedback from Corel the very same day I submitted this topic.
Craig said "I’ve shared this with the development team and it will be reviewed carefully" and then later
Jeff said "We’ve already made significant improvements to the highlight recovery process, and I’d like to confirm that our new updates cure this issue for you" and asked me for sample images for both Canon and Olympus.
Craig said "I’ve shared this with the development team and it will be reviewed carefully" and then later
Jeff said "We’ve already made significant improvements to the highlight recovery process, and I’d like to confirm that our new updates cure this issue for you" and asked me for sample images for both Canon and Olympus.
Tadjio
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
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Fraenzken
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Re: AfterShot Pro Highlights and Recovery
... great to hear that! If that proves right, one of the most annoying and longest lasting issues of Bibble has finally been solved and I'd shout a loud "hurray"! 
my photos: http://naturfotos.bplaced.net
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claudermilk
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Re: AfterShot Pro Highlights and Recovery
Two good bits of news there. Possibly resolving that long-nagging highlights issue, and Jeff responding as quickly as we Bibble users became accustomed to.
Bibble transplant
Re: AfterShot Pro Highlights and Recovery
Tadjio wrote:Jeff said "We’ve already made significant improvements to the highlight recovery process, and I’d like to confirm that our new updates cure this issue for you"
Hi,claudermilk wrote:Two good bits of news there. Possibly resolving that long-nagging highlights issue, and Jeff responding as quickly as we Bibble users became accustomed to.
still open when we´ll receive the update ?!
And, maybe I missed something, but is the issue described here really the same as the "good old" purple HR issue from Bibble ? Which I guess is one of the "two good bits" ?
best regards
Markus
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afx
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Re: AfterShot Pro Highlights and Recovery
Yup!maggus wrote:And, maybe I missed something, but is the issue described here really the same as the "good old" purple HR issue from Bibble ?
cheers
afx
Send bugs to the Monkey // AfterShot Kickstart Guide // sRGB clipping sucks and Adobe RGB is just as bad
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
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Tadjio
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Re: AfterShot Pro Highlights and Recovery
Yup what?afx wrote:Yup!maggus wrote:And, maybe I missed something, but is the issue described here really the same as the "good old" purple HR issue from Bibble ?
cheers
afx
Please can you enlighten me, as a non-Bibble user.
How is a purple HR issue related?
Tadjio
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
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afx
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Re: AfterShot Pro Highlights and Recovery
Yup as in confirmation.Tadjio wrote:Yup what?afx wrote:Yup!maggus wrote:And, maybe I missed something, but is the issue described here really the same as the "good old" purple HR issue from Bibble ?
cheers
afx
Bibble and the first release of AS have a nasty little problem with blown highlights in some cases resulting in purple/pink colors in the blown areas or harsh gradations.Please can you enlighten me, as a non-Bibble user.
How is a purple HR issue related?
Looks like they finally nailed this.
cheers
afx
Send bugs to the Monkey // AfterShot Kickstart Guide // sRGB clipping sucks and Adobe RGB is just as bad
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
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Tadjio
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Re: AfterShot Pro Highlights and Recovery
Yupafx wrote:Bibble and the first release of AS have a nasty little problem with blown highlights in some cases resulting in purple/pink colors in the blown areas or harsh gradations.Tadjio wrote:Please can you enlighten me, as a non-Bibble user.
How is a purple HR issue related?
Looks like they finally nailed this.
cheers
afx
Tx
Tadjio
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
Re: AfterShot Pro Highlights and Recovery
Hi afx,afx wrote:Bibble and the first release of AS have a nasty little problem with blown highlights in some cases resulting in purple/pink colors in the blown areas or harsh gradations.
Looks like they finally nailed this.
cheers
afx
thanx for your info .... just wonder when some update will be available to the crowd.
I hope the "check for updates" in ASP works.
cheers
Markus
OpenSuse 11.4 (32bit)
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afx
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Re: AfterShot Pro Highlights and Recovery
It's not the only fix that is neededmaggus wrote: thanx for your info .... just wonder when some update will be available to the crowd.
cheers
afx
Send bugs to the Monkey // AfterShot Kickstart Guide // sRGB clipping sucks and Adobe RGB is just as bad
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
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Tadjio
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Re: AfterShot Pro Highlights and Recovery
Yup, it worked fine through the Beta Trial. Sometimes almost daily.maggus wrote:I hope the "check for updates" in ASP works.
cheers
Markus
Tadjio
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
PSP X7.2 Ultimate user
AfterShot Pro 2.1 ASPirant
Windows 8.1 64-bit Pro
Canon EOS 100D, Olympus E-PM1 & iPhone 6
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AnandaSim
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Re: AfterShot Pro Highlights and Recovery
Hi All,
I bought AFP last month. I use an Olympus PEN E-PL1 RAW files. I am very impressed with how AFP presents the initial editing defaults - it looks very much like the style of Olympus Viewer 2 - that is a proprietary JPEG engine. However, I am having issues with AFP turning burnt highlights to pink, usually when I use the Highlight Recovery slider past zero but in one circumstance, even without touching the slider.
Is there are resolution or an I doing something wrong?
Examples:


I bought AFP last month. I use an Olympus PEN E-PL1 RAW files. I am very impressed with how AFP presents the initial editing defaults - it looks very much like the style of Olympus Viewer 2 - that is a proprietary JPEG engine. However, I am having issues with AFP turning burnt highlights to pink, usually when I use the Highlight Recovery slider past zero but in one circumstance, even without touching the slider.
Is there are resolution or an I doing something wrong?
Examples:


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afx
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Re: AfterShot Pro Highlights and Recovery
You will need to wait for the next update for a fix ;-(AnandaSim wrote:Is there are resolution or an I doing something wrong?
cheers
afx
Send bugs to the Monkey // AfterShot Kickstart Guide // sRGB clipping sucks and Adobe RGB is just as bad
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
Bibble since 2005 // W7 64 on quad Phenom // Ubuntu 14.4 on quad i7 and dualcore AMD // Images
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AnandaSim
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Re: AfterShot Pro Highlights and Recovery
When will this be fixed then, anyone? It is a major bug. Does it only affect Olympus Raw or every camera Raw?
afx, thanks for replying.
afx, thanks for replying.
