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SpaceRay
SpaceRay

Posts: 12298
Filters: 35
Sorry that I bump this thread 3 years later, but I think that the content of it is very useful and interesting for new users and is helpful to have it available and not lost

I want to put here also two other threads related to this one

Alpha Channel problem

In this one above I want also thanks very much to CFandM for his help and sharing his expert skills of FF to help others

Transparency, Or No Transparency. That Is The Question

here are many filters available and want to thanks too to CFandM again and ThreeDee and Rachel Duim that helped in this thread too as it was interesting and useful.
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Kurt Rickerd
Kurt Rickerd
Posts: 11
Filters: 4
One thing that would be nice is for alpha channel transparency to export in the .png as easily as in DAZ Studio (DS). In DS, when you render anything with no background image and save the file as a .png, then place the image over a background image, no separate mask is needed. It simply is transparent anywhere the objects were not present. With FF, choosing "save transparency" does NOTHING, near as I can tell. If your image had the "life preserver" in the background, meaning it was supposed to be transparent. FF includes the life preserver background with the image. Same thing happens with any other background, such as a solid color. So you need to take the separate step to modify the filter result to surface, if not already, and add the alpha channel to something like height, or whatever you are not using, then save the alpha or bump or whatever as a separate alpha image and use as a mask. It's not a huge deal, but in short, it ain't automatic like DS! Therefore, what is the benefit of the "save transparency" option when saving a .png? Can't see any. (I'm still using ver. 4, and I'm using GIMP); options may be different now, and should be automatic when using FF as a plugin such as in photoshop. BTW I used to use Photoimpact, once made by Ulead, then bought by Corel like they did Bryce, and PI used .8bf so I could use it directly in the program. That was nice. But PI didn't allow fully transparent layers, only allowed duplicating layers then adding effects, which is a no go.
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RiverMissy
Posts: 25
I am using StevieJ's Sketch Black Filter and am having the same problem as others with losing the transparent background. I end up with a white background. I am guessing that I need to add something around the blend but am confused to say the least.

My pictures are grayscale with a transparent background to start with. If I could get the hang of this I would make my own but so far no dice. I have three filters that are giving me grief but we can attack them one at a time. Any help will be appreciated. Thank you.

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CFandM
ForgeSmith

Posts: 4761
Filters: 266
You need to edit the filter and add the get and set alpha components between the result and tone curve components. This is a filter that does not support transparent backgrounds. Read from the beginning of this thread.
This filter that you posted has a blend that can be extended to a get and set alpha. This way it will give you back the transparent background. Follow the image or you can even mail stevie to update for you. When editing the filter load your image so you know it works with your image.

Stupid things happen to computers for stupid reasons at stupid times!
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RiverMissy
Posts: 25
Perfect!!! It works beautifully. Thank you so much!!!
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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Quote
RiverMissy wrote:
Perfect!!! It works beautifully. Thank you so much!!!

Glad you got it working smile:) smile:)
Stupid things happen to computers for stupid reasons at stupid times!
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RiverMissy
Posts: 25
Hello Again. I am working with the Sorbel Edge Detector. I am attaching 2 pictures since I couldn't fit it in one picture. I can see that it keeps the transparent background all the way to the Threshold component. I played with some solutions but didn't come up with anything that works. Waiting to see what you think. Thank you.

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RiverMissy
Posts: 25
File 2

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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Connect the invert to a get alpha and connect the threshold to a set alpha. Connect them as in the image below.

Stupid things happen to computers for stupid reasons at stupid times!
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RiverMissy
Posts: 25
Quote
CFandM wrote:
Connect the invert to a get alpha and connect the threshold to a set alpha. Connect them as in the image below.

This is working beautifully also!!! I am afraid to post the third problem filter. It is Artification and a rather complex filter. I tried some things that did not work. After seeing what you have done it inspires me to keep trying but this one is a bit over my head. Thank you for your help. I couldn't do it without you.

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RiverMissy
Posts: 25
File 2. Obviously can't figure out how to get it to save 2 files on a post. smile:)

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CFandM
ForgeSmith

Posts: 4761
Filters: 266
The third filter is complex but for what you need to do it is not to dive into its complexity but just a couple of connections. We are going to connect the "Image" at the beginning to a "Get Alpha" A to B in the pict below...

Stupid things happen to computers for stupid reasons at stupid times!
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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Then looking at the pict below in this post we are going to connect A to B. Then Connect that Brightness/Contrast C to the source of the Set Alpha (B). Finally connect the Set Alpha to the Result and then save the filter.....
You should be good...

Stupid things happen to computers for stupid reasons at stupid times!
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RiverMissy
Posts: 25
Thank you again! I followed your directions but lost the different Presets. The background is transparent but I don't have the sliders to change settings and the picture is the same on all presets. I am unable to attach any files of my actual pictures because they are too big after using this filter. That's interesting.

I am attaching a picture showing my changes to the filter below.

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RiverMissy
Posts: 25
And now a picture showing the settings page. Thank you again for all your help. One day I hope to be good enough at this to understand this filter. That is a good goal. But in the meantime I am eternally grateful for your help.

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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Quote
RiverMissy wrote:
Thank you again! I followed your directions but lost the different Presets.

You are welcome. Open the unedited filter and connect the set and get alpha again. The settings sliders should not disappear.

Here is a quick vid of me adding a get set alpha to this filter....
Get Set Alpha to Artification
Stupid things happen to computers for stupid reasons at stupid times!
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RiverMissy
Posts: 25
Thank you for the lovely video. I noticed it had 7 views already when I got there.

I started with a new instance of the filter and followed along with your video and that solved the problem. Something somewhere got amiss but it is working perfectly now. This will be such a help in my current projects.

Thank you again!
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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Quote
RiverMissy wrote:
I started with a new instance of the filter and followed along with your video and that solved the problem. Something somewhere got amiss but it is working perfectly now. This will be such a help in my current projects.

Thank you again!

Glad you got it working. smile:)
Stupid things happen to computers for stupid reasons at stupid times!
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RiverMissy
Posts: 25
Hi, I am dealing with this same filter, Artification, but have a new desire. I need the final output to be black and white only. I usually have mostly black and white pictures going in but sometimes to get the desired result I use some muted colors. If this filter could output only black and white it would help me so much. I have used the modified filters so much and I can't thank you enough. I hope you are still watching this thread. I looked at the filter and it didn't look like it would take a lot to accomplish this goal but I am not great at fixing these either. Thank you!!!
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RiverMissy
Posts: 25
Never mind the problem I was having is fixed. but I still need help with Artification that is posted above this post. Thank you.
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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Kinda to busy for FF at the moment but still lurking around and checking on the threads going or new ones. Post the question and I will see what I can do unless someone beats me to an answer.
Stupid things happen to computers for stupid reasons at stupid times!
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saurabhgayali
Saurabh Gayali
Posts: 183
Filters: 84
You can always add component to the source before setting the alpha.

saurabh.gayali@gmail.com
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RiverMissy
Posts: 25
Quote
CFandM wrote:
Kinda to busy for FF at the moment but still lurking around and checking on the threads going or new ones. Post the question and I will see what I can do unless someone beats me to an answer.


I am sorry for us to hear that you are so busy. You have been a Godsend to myself and so many others. I hope that you are busy doing something that you love and appreciate that you still check in.
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RiverMissy
Posts: 25
Quote
saurabhgayali wrote:
You can always add component to the source before setting the alpha.


I added the Desaturate in between the Get Alpha and Set Alpha but it doesn't appear to be doing anything. There must be something I am missing. Thank you.
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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Quote
RiverMissy wrote:
I am sorry for us to hear that you are so busy. You have been a Godsend to myself and so many others. I hope that you are busy doing something that you love and appreciate that you still check in.

I am not to far since I am working on the computer most of the time. Glad to help when I can. I have a quick video of something to try. Might be a little much to explain in the thread. You can use a threshold and add some controls to it for further tweaking of the image. We are again working with that same spot as the set alpha.
Here is the video there is no sound. ARTIFICATION BW
Stupid things happen to computers for stupid reasons at stupid times!
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RiverMissy
Posts: 25
Quote
CFandM wrote:
You can use a threshold and add some controls to it for further tweaking of the image. We are again working with that same spot as the set alpha. Here is the video there is no sound. ARTIFICATION BW


Thank you. I will be playing with this and hopefully it will do what I need.

What components address outlines? Whether they exist and how thick they are? When I am playing with this I want to be able to make the outlines thicker sometimes. I have seen in other filters something to do with Edge, but didn't see a Component for that. I keep trying and am getting further but there's definitely an art to this.

I appreciate your assistance and getting back to me so quickly! If you have the time and can give me help on the outlines, cool! Thank you and take care.
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RiverMissy
Posts: 25


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CFandM
ForgeSmith

Posts: 4761
Filters: 266
Quote
RiverMissy wrote:


Sent you a mail....
Stupid things happen to computers for stupid reasons at stupid times!
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