• All submissions to this site are governed by Second Life Project Contribution Agreement. By submitting patches and other information using this site, you acknowledge that you have read, understood, and agreed to those terms.
Issue Details (XML | Word | Printable)

Key: VWR-8551
Type: Sub-task Sub-task
Status: Open Open
Priority: Critical Critical
Assignee: Unassigned
Reporter: SignpostMarv Martin
Votes: 71
Watchers: 18
Operations

If you were logged in you would be able to see more operations.
1. Second Life Viewer - VWR
VWR-2404

lossless compression not lossless on small textures

Created: 07/Aug/08 08:01 PM   Updated: 09/Nov/09 01:13 PM
Return to search
Component/s: Graphics
Affects Version/s: 1.22, 1.23 Release Candidate
Fix Version/s: None

File Attachments: 1. File 8x8 pixel sphere (enlarged).bmp (48 kB)
2. File 8x8 pixel sphere, as uploaded by llkdu.dll (enlarged).bmp (48 kB)
3. File 8x8 pixel sphere.bmp (0.2 kB)
4. File 8x8 RGBYWGGK.tga (0.2 kB)
5. File original.tga (3 kB)
6. File tst16x16.tga (0.8 kB)
7. File tst8x8.tga (0.3 kB)
8. File tstx32x32.tga (3 kB)
9. File tstx64x64.tga (12 kB)
10. File uploaded.tga (3 kB)

Image Attachments:

1. cubetest20090606.jpg
(108 kB)

2. oblongLODProblems.png
(333 kB)

3. small_map_bug.jpg
(125 kB)

4. tapes.jpg
(128 kB)
Environment:
CPU: AMD (Unknown model) (2200 MHz)
Memory: 2048 MB
OS Version: Microsoft Windows XP Service Pack 2 (Build 2600)
Graphics Card Vendor: NVIDIA Corporation
Graphics Card: GeForce 8600 GT/PCI/SSE2/3DNOW!
OpenGL Version: 2.1.2
LLMozLib Version: [LLMediaImplLLMozLib] - 2.01.17189 (Mozilla GRE version 1.8.1.13_0000000000)
Packets Lost: 0/19944 (0.0%)
Issue Links:
Relates

Last Triaged: 29/May/09 11:38 AM
Linden Lab Issue ID: DEV-33062


 Description  « Hide
As with the original bug, 8x8 pixel images appear to be desaturated with lossless compression.

http://jira.secondlife.com/secure/attachment/11895/8x8+RGBYWGGK+upload+still+borked.png

See the attached TGA for the source file,
e2051c0a-1146-7d88-e470-80955860b979 for a lossless upload and
113b4bca-5310-2933-448e-eda6b6b30916 for a lossy upload



 All   Comments   Change History      Sort Order: Ascending order - Click to sort in descending order
Sue Linden made changes - 13/Nov/08 11:06 AM
Field Original Value New Value
Workflow jira-2007-12-22a [ 58074 ] jira-2008-11-14 [ 64019 ]
Sue Linden made changes - 13/Nov/08 11:26 AM
Workflow jira-2007-12-22a [ 64019 ] jira-2008-11-14 [ 71272 ]
Sue Linden made changes - 13/Nov/08 04:52 PM
Workflow jira-2008-11-14 [ 71272 ] jira-2008-11-14a [ 93961 ]
Sue Linden made changes - 13/Nov/08 05:08 PM
Workflow jira-2008-11-14 [ 93961 ] jira-2008-11-14a [ 100115 ]
Sue Linden made changes - 13/Nov/08 05:16 PM
Workflow jira-2008-11-14 [ 100115 ] jira-2008-11-14a [ 103192 ]
Sue Linden made changes - 13/Nov/08 05:28 PM
Workflow jira-2008-11-14 [ 103192 ] jira-2008-11-14a [ 108000 ]
Sue Linden made changes - 13/Nov/08 05:56 PM
Workflow jira-2008-11-14 [ 108000 ] jira-2008-11-14a [ 117461 ]
Sue Linden made changes - 13/Nov/08 06:20 PM
Workflow jira-2008-11-14 [ 117461 ] jira-2008-11-14a [ 126290 ]
Sue Linden made changes - 13/Nov/08 06:39 PM
Workflow jira-2008-11-14 [ 126290 ] jira-2008-11-14a [ 133373 ]
Sue Linden made changes - 13/Nov/08 07:02 PM
Workflow jira-2008-11-14 [ 133373 ] jira-2008-11-14a [ 142483 ]
Wood Fairey made changes - 16/Mar/09 06:42 AM
Attachment original.tga [ 22646 ]
Attachment uploaded.tga [ 22647 ]
Wood Fairey made changes - 16/Mar/09 06:44 AM
Summary small textures desaturated with lossless compression lossless compression not lossless on small textures
Affects Version/s 1.22 [ 10430 ]
Affects Version/s 1.20 [ 10350 ]
Priority Normal [ 4 ] Critical [ 2 ]
gaia clary made changes - 11/May/09 02:22 AM
Attachment oblongLODProblems.png [ 23874 ]
gaia clary made changes - 11/May/09 02:22 AM
Attachment oblongLODProblems.png [ 23874 ]
gaia clary made changes - 11/May/09 02:24 AM
Attachment oblongLODProblems.png [ 23875 ]
gaia clary made changes - 11/May/09 02:25 AM
Comment [ All objects should be rendered as perfect cubes. they have been uploaded with lossless compression and the image size is

facecounts -> image size
4x, 4y -> 16*16 bit
6x, 6y -> 16*16 bit
8x, 8y -> 16*16 bit
8x, 16y -> 16*32 bit
16x, 32y -> 32 * 64 bit
32x, 32y -> 64*64 bit ]
gaia clary made changes - 11/May/09 02:29 AM
Affects Version/s 1.23 Release Candidate [ 10433 ]
Omei Turnbull made changes - 11/May/09 02:34 PM
Drongle McMahon made changes - 11/May/09 03:35 PM
Attachment small_map_bug.jpg [ 23897 ]
Drongle McMahon made changes - 14/May/09 12:00 AM
Attachment tapes.jpg [ 24033 ]
lindenrobot made changes - 29/May/09 11:38 AM
Last Triaged 29/May/09 11:38 AM
Linden Lab Issue ID DEV-33062
Drongle McMahon made changes - 05/Jun/09 06:27 PM
Attachment cubetest20090606.jpg [ 25120 ]
Attachment tst8x8.tga [ 25121 ]
Attachment tape16x16.tga [ 25122 ]
Drongle McMahon made changes - 05/Jun/09 06:28 PM
Attachment tape16x16.tga [ 25122 ]
Drongle McMahon made changes - 05/Jun/09 06:29 PM
Attachment tst16x16.tga [ 25123 ]
Attachment tstx32x32.tga [ 25124 ]
Attachment tstx64x64.tga [ 25125 ]
Shack Dougall made changes - 16/Jul/09 09:34 AM
Link This issue is related to by VWR-5647 [ VWR-5647 ]
uchi desmoulins made changes - 24/Jul/09 05:11 PM
Link This issue Relates to VWR-2404 [ VWR-2404 ]
Shack Dougall made changes - 01/Oct/09 10:37 PM
Link This issue Relates to VWR-13868 [ VWR-13868 ]