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Member Avatar for davy_yg

Hello, I am planning on creating stock photos like 123rf.com. It's just a small feature on my web. I wonder how to create a watermark with codes? Is that possible? We are selling photography photos. Before the buyer purchase it - it must be watermarked. How? Regards, Davy

Member Avatar for Damhart
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Member Avatar for themathprof

` How can I print a watermark in the middle of a word document then return to the top of the doc and start to print whatever text I want to? Here's my code: Set oWord = CreateObject("Word.Application") oWord.Visible = True 'Add a new, blank document Set oDoc = oWord.Documents.Add …

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Member Avatar for sandz24

Can anyone please explain to me how to compute DCT? I'm finding it hard to understand it. ![2D-DCT](/attachments/large/3/2D-DCT.png "2D-DCT") ![dct1](/attachments/small/3/dct1.png "align-right") I attached the formulas the Discrete Cosine Transform (DCT) and it's Inverse-DCT.

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Member Avatar for innovateuk

I have the exact function with image resize on my site, but I would like to add the watermark to the same function, I tried with many options, but nothing worked. Can someone help me to add watermark function please code as follow function do_resize_image($file, $width = 0, $height = …

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Member Avatar for opspl_programme

Hi All, There are many articles available that describe how textbox watermark can be done with the .Net framework(C# and VB.Net) I'm working on a VB6 project. How to implement this with a VB6 textbox?

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Member Avatar for sandz24

Does anyone know the process of DCT in relation to image watermarking? Finding it hard to understand the process any help would be appreciated.

Member Avatar for TrustyTony
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Member Avatar for sandz24

Is it necessary to compress the host image after embedding the watermark?My host image (512 x 512) is bmp and the watermark is a binary image (63 x 63).

Member Avatar for Rashakil Fol
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Member Avatar for sandz24

The first step in image watermarking using DCT is to divide the image into 8 x 8. My question is do I have to divide the image as a whole or divide them by RGB channels so that for each channel I will divide them by 8x8. Any comments will …

Member Avatar for sandz24
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Member Avatar for sandz24

Hello everyone and good day!!! I'm trying to embedd an image watermark to another image for copyright protection and I plan to use DCT and embedding the watermark in the middle band coefficeint of the host image. The problem is I don't know which of the formulas to use since …

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Member Avatar for sandz24

I'm curios what happens to the size of the host image after an invisible watermark has been inserted. I'm guessing the size will increase but by how much? For example, the cover image to be inserted is 1kb and the host image is 2kb. Since your adding additional information the …

Member Avatar for sandz24
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Member Avatar for sandz24

Which of the two (Binary Image and Gray scale image) is easier to embed in a color image using Discrete Cosine Transform? I'm currently exploring image watermarking using discrete cosine transform. Thanks in advance!!! :)

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Member Avatar for turt2live

Simply enough: Call the function, get the returned filename. Function Variables: $file : The input file (source/background) $destination : Where you want the new watermarked image to go $overlay : The overlay image (foreground), this is default set (if not passed in) to "images/watermark.png" $X : X-Position of overlay (default …

Member Avatar for webatz
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Member Avatar for arathy nair

Hi All, I have PDFs that are to be watermarked. I need to know whether there exists the below options 1 Option is : Whether we can rewrite the same file with the logo instead of taking the existing pdf and writing this pdf into watermarked file option2 : Whether …

Member Avatar for peter_budo
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Member Avatar for arathy nair

Hi Friends, I am having a pdf which has to be watermarked.But the code below I use is writing contents of my PDF into another PDf which is being watermarked.Please suggest any ideas which helps me watermark the same pdf without creating a new one. Please find the code below. …

Member Avatar for peter_budo
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Member Avatar for ng5

does anyone know if you can make a water mark in visual basic 2010? I was wondering if it could also go behind all of my labels, text boxes, etc... like in the background... Thanks in Advance

Member Avatar for GeekByChoiCe
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The End.