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Forum: Troubleshooting and Beginner Help 03-09-2020, 04:29 PM  
weird glitch noise on raw files - pentax k7 - smc pentax fa 50mm f1.4
Posted By jopopo
Replies: 14
Views: 1,165
just realized ufraw is now integrated to gimp, i don't have it installed. going to bed now will keep an eye on this thread tomorrow and this week, will probably update the k7 just to be sure, and try install ufraw and see what it does, also will probably install raw therapee next but now i'm curious if we can solve this.

apparently gegl is an experimental tool on gimp, i looked into the help and that's what comes out.

before i leave, here is the log and config of ufraw on one of these bad raw files.






Code:

log



ufraw_open: w:4684 h:3122 curvesize:0

EXIF data read using exiv2, buflen 63404



Scaling with darkness 0, saturation 4095, and

multipliers 0,289902 0,277959 1,000000 0,277959

Loading Pentax K-7 image from /home/jopopo/Bureau/glitch dslr/pentaxforums/IMGP3237.PEF ...

Black: 0, Maximum: 4095

AHD interpolation...








Code:

config







Auto WB

0

2892

0.936

1.0306 1.0000 3.9267 1.0000



Pentax, smc PENTAX-FA 50mm f/1.4





1.0002325

0.9997591

0.0000000

0.0000000

0.0000000


0.0000000









-0.002030





Rectilinear





0.000000 0.000000

0.392157 0.501961

1.000000 1.000000







Color matrix



sRGB



System default



Pentax

K-7




and here on one of the good raws






Code:

log



ufraw_open: w:4684 h:3122 curvesize:0

EXIF data read using exiv2, buflen 37078

Warning: Exif tag Exif.Photo.MakerNote not encoded

Warning: Exif tag Exif.Pentax.0x0404 not encoded

Warning: Exif tag Exif.Pentax.0x0405 not encoded

Warning: Exif tag Exif.Pentax.0x0406 not encoded



Scaling with darkness 0, saturation 4095, and

multipliers 1,000000 0,533333 0,635417 0,533333

Loading Pentax K-7 image from /home/jopopo/Bureau/photo 23.02.20/IMGP2906.PEF ...

Black: 0, Maximum: 4095








Code:

config







Auto WB

0

4706

1.072

1.5520 1.0000 1.4259 1.0000



Pentax, SMC Pentax DA 18-55mm f/3.5-5.6





0.000000

0.001207

0.000000





Rectilinear





0.000000 0.000000

0.392157 0.501961

1.000000 1.000000







Color matrix



sRGB



System default



Pentax

K-7




i think i should have digged that first, didn't think of it.
Forum: Troubleshooting and Beginner Help 03-09-2020, 03:02 PM  
weird glitch noise on raw files - pentax k7 - smc pentax fa 50mm f1.4
Posted By jopopo
Replies: 14
Views: 1,165
i think thunar did not make a preview until i open it in ufraw. then only the thumbnail appeared. linux and the little things. i also just noticed it sometimes previews pef files, glitched as well, seems random, some folders show thumbnails others not. i don't know how to use verbose mode, do you mean open from terminal ? when i open thunar in root from the terminal i get error messages when i open any raw files, glitched or not.






Code:

jopopo@jopopo-SVE1711X1EB ~ $ sudo thunar

[sudo] Mot de passe de jopopo*:



(gimp-2.8:4229): GLib-GObject-WARNING **: g_object_set_valist: object class 'GeglConfig' has no property named 'cache-size'



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAA440 from "gimp:point-layer-mode" to "gimp:dissolve-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAA910 from "gimp:point-layer-mode" to "gimp:behind-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAAF20 from "gimp:point-layer-mode" to "gimp:multiply-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAB2F0 from "gimp:point-layer-mode" to "gimp:screen-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAB6E0 from "gimp:point-layer-mode" to "gimp:overlay-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CABB10 from "gimp:point-layer-mode" to "gimp:difference-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CABED0 from "gimp:point-layer-mode" to "gimp:addition-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAC310 from "gimp:point-layer-mode" to "gimp:subtract-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAC6D0 from "gimp:point-layer-mode" to "gimp:darken-only-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CACB20 from "gimp:point-layer-mode" to "gimp:lighten-only-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CACF30 from "gimp:point-layer-mode" to "gimp:hue-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAD260 from "gimp:point-layer-mode" to "gimp:saturation-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CADAC0 from "gimp:point-layer-mode" to "gimp:color-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CADF30 from "gimp:point-layer-mode" to "gimp:value-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAE2B0 from "gimp:point-layer-mode" to "gimp:divide-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAE730 from "gimp:point-layer-mode" to "gimp:dodge-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAEAA0 from "gimp:point-layer-mode" to "gimp:burn-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAEEF0 from "gimp:point-layer-mode" to "gimp:hardlight-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAF290 from "gimp:point-layer-mode" to "gimp:softlight-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAF690 from "gimp:point-layer-mode" to "gimp:grain-extract-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAFAF0 from "gimp:point-layer-mode" to "gimp:grain-merge-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CAFEA0 from "gimp:point-layer-mode" to "gimp:color-erase-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CB0290 from "gimp:point-layer-mode" to "gimp:erase-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CB06B0 from "gimp:point-layer-mode" to "gimp:replace-mode"



(gimp-2.8:4229): GEGL-gegl-operation.c-WARNING **: Cannot change name of operation class 0x2CB0A80 from "gimp:point-layer-mode" to "gimp:anti-erase-mode"



(ufraw-gimp:4249): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed



(ufraw-gimp:4249): GLib-GObject-CRITICAL **: g_object_unref: assertion 'G_IS_OBJECT (object)' failed



Forum: Troubleshooting and Beginner Help 03-09-2020, 01:45 PM  
weird glitch noise on raw files - pentax k7 - smc pentax fa 50mm f1.4
Posted By jopopo
Replies: 14
Views: 1,165
alright thank you guys ! at least i can install rawtherapee if it solves it. still no clue why it happens with this lens but i can live with a little bit of mstery in my life.

here is one last shot i just took saved as dng, no change in ufraw except for the better exposure, less glitch but still here : WeTransfer

this time thunar shows me a thumbnail and it's glitchy as well.

also maybe should i update the firmware ? got the camera brand new 10 years ago and never updated it, do you think it might be the cause of this issue ? i just thought about that.
Forum: Troubleshooting and Beginner Help 03-09-2020, 12:06 PM  
weird glitch noise on raw files - pentax k7 - smc pentax fa 50mm f1.4
Posted By jopopo
Replies: 14
Views: 1,165
thank you very much for the warm welcome and the quick replies.

here is a link to the faulty raw files from this test : WeTransfer
it's been a while since the last time i used a file transfer tool, please tell me if i should use another site, if the download is too slow or you get too many ads.

@FozzFoster : i don't have acces to lens correction in my k7 menu, it's grayed out.

@BigMackCam : if i develop the raw to jpg in the camera, the image is fine, no glitch. also if you ask about the thumbnail in my file browser it appears blank, i think xfce or thunar does not like .pef thumbnails.
Forum: Troubleshooting and Beginner Help 03-09-2020, 10:39 AM  
weird glitch noise on raw files - pentax k7 - smc pentax fa 50mm f1.4
Posted By jopopo
Replies: 14
Views: 1,165
hello i am new here, i have a pentax k7 with a weird glitch.

i bought the camera brand new in 2009 or 2010 with the kit zoom, and i wanted a fine pentax af prime to go with it, because i have bad eyes now and trouble to focus my manual lenses, and i found a good price on a used pentax f1.4 50mm fa.

the lens looks mint and i was very happy when i got it, but after using it i have a problem on my raw files : i have this huge noise glitch in the dark areas.

on the attached photos i made a comparison with my xr rikenon 50mm 1.4 in the same condition, and also another comparison with the jpg file which doesn't show this glitch.

it seems to happens at all speeds, all iso, on any apperture setting including A. the lens is properly detected as FA 50mm 1.4 by the camera when it is set to A.

i do all my digital work on linus with gimp using ufraw.

big question is why only with this lens ? never had a problem like this with any other lens before.

if you have any clue on this it would be very much appreciated, as i don't really understand how a lens can do that, and i'd really like to be able to use it fully.

thanks !
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