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November 2003
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2003.11.17 16:26 "TIFF, v3.6.0. Fetching "custom" tags", by Andrey Kiselev
On Mon, Nov 17, 2003 at 11:07:10AM -0500, Frank Warmerdam wrote: > The intent is that new tags encountered should auto-register > themselves. I checked with photometric.tif, and sure enough > TIFFGetField() didn't work. I looked into the code, and it seems that > in tif_dirinfo.c 1.21 the line dp->tdir_tag = IGNORE was added in > causing the newly defined tag to be ignored. This is something that I > had removed in rev 1.17. Why was it re-introduced. Even in 1.17 I > wasn't clear on why the code had ever been there, so perhaps there is > a reason you added it? With that line removed, the fetching of the new > tag works fine. In fact it is even reported by tiffinfo (named "Tag > 34665"): Oh, yes, you are right. Now I'm recall that it worked previously. Those change was made to fix the bug #358. > I haven't committed the change to tif_dirinfo.c yet, pending feedback > on why the IGNORE setting was there. Please, commit the change. I shall reopen the bug 358. It seems we need other solution for that problem. Andrey -- Andrey V. Kiselev Home phone: +7 812 5274898 ICQ# 26871517