Re: [PHP] Re: GD Watermark Question-

2010-09-19 Thread tedd
At 6:56 PM -0400 9/17/10, TR Shaw wrote: On Sep 17, 2010, at 6:49 PM, Ashley Sheridan wrote: At the end of the day, if you want to prevent people downloading your images, then just don't show them the image. Actually you can. Serve up an image from the DB and add watermark or whatever

Re: [PHP] Re: GD Watermark Question-

2010-09-19 Thread tedd
At 12:36 AM +0100 9/18/10, Ashley Sheridan wrote: I know this is getting a little off-topic here, but surely the way a jpeg destroys data in an image would destroy the stenography information too? To the human eye all would appear normal, but the copyright info would be lost? I don't know much

Re: [PHP] Re: GD Watermark Question-

2010-09-19 Thread tedd
At 7:56 PM -0400 9/17/10, TR Shaw wrote: Nevertheless, I say again the key is to add something is that if an employee of a customer who purchases the image and resells it that you have a possibility to prove. Yes really smart bad people can defeat but 1) most of these aren't stealing your

Re: [PHP] Re: GD Watermark Question-

2010-09-19 Thread TR Shaw
On Sep 19, 2010, at 11:50 AM, tedd wrote: At 12:36 AM +0100 9/18/10, Ashley Sheridan wrote: I know this is getting a little off-topic here, but surely the way a jpeg destroys data in an image would destroy the stenography information too? To the human eye all would appear normal, but the

[PHP] Re: GD Watermark Question-

2010-09-17 Thread Gary
Gary gp...@paulgdesigns.com wrote in message news:1f.27.30333.1d5e3...@pb1.pair.com... Is there a way to insert a watermark on an image as it is being uploaded to the image file, then removed when it is called from a database to be viewed on a website? The rational behind this is I have a

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread TR Shaw
Gary you do realize that if you display the image in a browser without the watermark, simple drag and drop can copy the image as is (eg without the watermark) Tom On Sep 17, 2010, at 6:21 PM, Gary wrote: Gary gp...@paulgdesigns.com wrote in message

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread Ashley Sheridan
On Fri, 2010-09-17 at 18:41 -0400, TR Shaw wrote: Gary you do realize that if you display the image in a browser without the watermark, simple drag and drop can copy the image as is (eg without the watermark) Tom On Sep 17, 2010, at 6:21 PM, Gary wrote: Gary

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread TR Shaw
On Sep 17, 2010, at 6:49 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 18:41 -0400, TR Shaw wrote: Gary you do realize that if you display the image in a browser without the watermark, simple drag and drop can copy the image as is (eg without the watermark) Tom On Sep 17,

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread Ashley Sheridan
On Fri, 2010-09-17 at 18:56 -0400, TR Shaw wrote: On Sep 17, 2010, at 6:49 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 18:41 -0400, TR Shaw wrote: Gary you do realize that if you display the image in a browser without the watermark, simple drag and drop can copy the image

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread TR Shaw
On Sep 17, 2010, at 6:58 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 18:56 -0400, TR Shaw wrote: On Sep 17, 2010, at 6:49 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 18:41 -0400, TR Shaw wrote: Gary you do realize that if you display the image in a browser without the

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread Ashley Sheridan
On Fri, 2010-09-17 at 19:20 -0400, TR Shaw wrote: On Sep 17, 2010, at 6:58 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 18:56 -0400, TR Shaw wrote: On Sep 17, 2010, at 6:49 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 18:41 -0400, TR Shaw wrote: Gary

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread TR Shaw
On Sep 17, 2010, at 7:25 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 19:20 -0400, TR Shaw wrote: On Sep 17, 2010, at 6:58 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at 18:56 -0400, TR Shaw wrote: On Sep 17, 2010, at 6:49 PM, Ashley Sheridan wrote: On Fri, 2010-09-17 at

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread Ashley Sheridan
Even the stenography has its flaws. Opening the image in an image editor, then doing a select all and pasting as a new image would remove any hidden meta info, and saving a couple of times as a jpeg would destroy any detailed information without distorting the photo (assuming it

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread TR Shaw
On Sep 17, 2010, at 7:36 PM, Ashley Sheridan wrote: Even the stenography has its flaws. Opening the image in an image editor, then doing a select all and pasting as a new image would remove any hidden meta info, and saving a couple of times as a jpeg would destroy any detailed

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread Gary
Tom No, I had never DD'd an image, however I just did. So I see your point. Thanks for your input. Gary TR Shaw ts...@oitc.com wrote in message news:cff72d3b-52cf-4baf-b60f-6b3709c98...@oitc.com... Gary you do realize that if you display the image in a browser without the watermark,

Re: [PHP] Re: GD Watermark Question-

2010-09-17 Thread Gary
Ashley Sheridan a...@ashleysheridan.co.uk wrote in message news:1284763747.12459.40.ca...@localhost... On Fri, 2010-09-17 at 18:41 -0400, TR Shaw wrote: Gary you do realize that if you display the image in a browser without the watermark, simple drag and drop can copy the image as is (eg

[PHP] Re: GD Watermark Question

2010-09-17 Thread Gary
Thank you both for your input, my assumption was when an image file is gathered from a web page, through whatever method, the image was going to be served up from the server, thus if the image file on the server had the watermark, then so would the image that is being captured. Thanks again