Hey Julien, I can confirm that OpenImagIO's and Nuke's handling match [1]. Please note that Nuke PLE watermarks the image.
Cheers, Andrew [1] http://imgur.com/oI7WK On Tue, May 17, 2011 at 1:11 PM, Andrew Hunter <[email protected]> wrote: > Hey Julien, > > Thanks for your work, but I think I've uncovered further issues with > respect to the dpx handeling. > > Blender is now internally consistent [1] but the reference image > (sop_ref_image.102.dpx) is now very different from what I believe it > should be [2]. > > For reference, here is a screenshot of how iv (and OpenImageIO) loads > the file [3]. > > I will compare how the file loads in Nuke PLE to try and get some > consensus on how this should look. > > I suspect that the inconsistencies we continue to experience > (particularly noticeable on the ASC-CDL transform!) have to do with > the conversion from log->lin. Perhaps with pynodes to speed along a > proof of concept, we can determine if ImBuf and the color management > code is to blame. > > Cheers, > > Andrew > > [1] http://imgur.com/CdNZq > [2] http://imgur.com/FnnVz > [3] http://imgur.com/fGKfV > > On Mon, May 16, 2011 at 4:13 PM, Julien Enche <[email protected]> wrote: >> Andrew, >> >> You were right, that didn't work. I've released a new patch which should >> work fine. >> Thanks for reporting ! >> >> Julien >> >> 2011/5/16 Andrew Hunter <[email protected]> >> >>> Hey Julien, >>> >>> I've compiled a build with your patch attached and I'm still noticing >>> that saved files don't match what is displayed in the viewer. >>> >>> I've uploaded a .blend to my server [1] and posted an annotated screenshot >>> [2]. >>> >>> Lets get this figured out :) >>> >>> [1] >>> http://files.aehunter.net/Blender/image-load%20difference-with-dpx-patch.blend >>> [2] http://i.imgur.com/6Sl8T.png >>> >>> On Mon, May 16, 2011 at 10:22 AM, Andrew Hunter <[email protected]> >>> wrote: >>> > Hey Julien, >>> > >>> > That log -> rgb conversion is a whole other architechtural issue, but >>> > I'll leave that aside. >>> > >>> > Could you please test each of the three blend files from my ASC-CDL >>> > package and compare the output? >>> > >>> > Cheers, >>> > >>> > Andrew >>> > >>> > On Sat, May 14, 2011 at 11:44 AM, Julien Enche <[email protected]> >>> wrote: >>> >> If you're talking about the image sop_ref_input_image.1920.dpx, I get a >>> >> very bright picture (see here : >>> >> http://imageshack.us/photo/my-images/830/captureblender1.png). >>> >> This image is in Log colorspace, my code convert it automatically to RGB >>> >> so this is an expected result. GraphicsMagick and ImageMagick give the >>> >> same output (try display -colorspace RGB sop_ref_input_image.1920.dpx). >>> >> >>> >> >>> >> Le 14/05/2011 17:31, Troy Sobotka a écrit : >>> >>> Just curious Julien, does your new code work with the ASC reference >>> image >>> >>> tests Andrew posted above? >>> >>> >>> >>> With respect, >>> >>> TJS >>> >>> _______________________________________________ >>> >>> Bf-committers mailing list >>> >>> [email protected] >>> >>> http://lists.blender.org/mailman/listinfo/bf-committers >>> >> _______________________________________________ >>> >> Bf-committers mailing list >>> >> [email protected] >>> >> http://lists.blender.org/mailman/listinfo/bf-committers >>> >> >>> > >>> _______________________________________________ >>> Bf-committers mailing list >>> [email protected] >>> http://lists.blender.org/mailman/listinfo/bf-committers >>> >> _______________________________________________ >> Bf-committers mailing list >> [email protected] >> http://lists.blender.org/mailman/listinfo/bf-committers >> > _______________________________________________ Bf-committers mailing list [email protected] http://lists.blender.org/mailman/listinfo/bf-committers
