File talk:Alcatraz Island Lighthouse.jpg

出典:ウィキメディア・コモンズ (Wikimedia Commons)
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COM:UDEL discussion[編集]

I originally uploaded this file (International Digital Document ID xmp.did:0180117407206811B1A4C72DECC8C330) to the en:Wikipedia in mid 2009. It is a digitally enhanced illustration which I created on January 26, 2004 from an original digital photograph that I took on December 31, 2003. I am the sole creator and copyright holder of both the original digital photograph and of all elements I used to create the final digital illustration which I then released and licensed to the Public Domain. The file was apparently later transferred to Commons by another user.

At 19:21, 5 January 2013 (UTC) a notice was posted on my Commons talk page that this file had been deleted with no advance notice whatsoever that there was a problem with its permissions or copyright status. (No such notice was posted on my talk page until six minutes after the first notice that the deletion was already a fait accompli.) As the file and its host page are no longer visible, I have no idea what the alleged issue is with the image file so I have no way to address it.

If the issue is "permissions" I provided that when I freely licensed it to the Public Domain in 2009 when I uploaded the image to the en:Wikipedia. Please therefore either restore this image forthwith or provide me some explanation as to why it was unilaterally deleted without prior notice or explanation. Centpacrr (talk) 03:24, 6 January 2013 (UTC)[返信]

The image appeared to be a copyvio because http://scchousing.net/Images/City%20Scapes/alcatraz.jpg has slightly higher resolution and therefore appeared to the deleting Admin to be the source. Copyvios are deleted immediately without notice.
Given your long record on WP:EN and only slightly shorter record here, I am inclined to think that the other image is derived from yours, rather than the other way around, but policy requires us to be careful in such situations. Perhaps you could do a little research and find out what actually happened? You might also want to tell scchousing.net that they must either conform to the CC-BY-SA license or take your image off their site. .     Jim . . . . (Jameslwoodward) (talk to me) 15:35, 6 January 2013 (UTC)[返信]
Yes that altered image is clearly derived from mine and not the other way around. One can easily determine this as the derived image and not the original as the "light" on the top of the lighthouse tower is missing, and it is also cropped more closely on the left and right borders than my image thus could not possibly be the original image. In addition at 94kb it is also not a "higher resolution" image than my original.
Apparently the "scchousing.net" image was taken from Commons and altered without providing credit as to where it came from. However as I released my image in the Public Domain, I effectively gave permission when I did so that it could be used in this way. You can see from a Google image search that this image is currently used on many other sites. (Also none of the others of these versions are missing the "light" on the top of the lighthouse tower nor are they as closely cropped as the derivative image.)
As noted above, I am the original creator of the image, own its copyright outright, and long ago made it Public Domain on my own site (DigitalImageServices.com) which contains a link to its Wikipedia Commons page, and would like it to be restored to Commons so that it can be used to illustrate articles on EN:WP and the many other Wikipedia projects as well as be freely available to others who wish to use it on their own sites in conformance with CC-BY-SA. I would also appreciate if the image could be restored to the four non-EN:WP pages from which it was delinked. (I have already restored a new non-Commons version of my image to the EN:WP pages on which it appeared.)
If you have a suggestion on how to mark this image on WP to avoid this happening again I would appreciate that being done. Centpacrr (talk) 16:35, 6 January 2013 (UTC)[返信]

See discussion immediately above. An email to the effect that I as the uploaded, creator, and sole copyright holder has also been sent to permissions-commons@wikimedia.org granting full permission to use this image on all WP projects. Centpacrr (talk) 04:34, 10 February 2013 (UTC)[返信]