Comments (2)
Hi Reduz, please re-run your tests against other ETC2 specific compressors, explicitly generating ETC2 textures.
Different GPU texture formats (BC, DXT, ETC, ASTC, PVR, etc) have different characteristics which influence their encoding times (so comparing DXT compression time to ETC2 compression time isn't specifically a fair or valid test).
If you find a specific ETC2 edge case where etc2comp is consistently under-performing wrt another compressor, please file a new issue so we can look at the specific problem.
Thanks!
from etc2comp.
I understand this, what I ask if there are ways to do this compression faster by simply trying less block modes (or use ETC1 format, which I understand is backwards compatible) by keeping the formats of ETC2 (alpha, r, rg, etc)
from etc2comp.
Related Issues (20)
- Make sure Colt McAnlis properly reads issues before closing them HOT 16
- Block should not know Image
- Which format? HOT 1
- Compressing normalmaps HOT 1
- Not all mipmap levels are generated for non-square images HOT 3
- -output flag not handling paths with spaces HOT 1
- Hardcoded include paths that do not make sense in windows
- PNG and EAC_RG11 support HOT 2
- how to improve compression speed HOT 5
- Default number of jobs is not correct
- Compressing small images (8x8 px png file)
- Mipmaps as input other than generating automatically
- assert() abort with ETC2A1 & RGBX
- Math-related error while building with vcpkg
- Near-infinite compression time on some textures. HOT 2
- Arm64 support
- EtcTool encoded sRGB(A) textures don't match source PNG. HOT 3
- R11 and RG11 seem to be computing data as 8-bits instead of 11-bit data.
- How to output pkm? HOT 1
- Memory leak of m_paucEncodingBits in Etc::Image HOT 1
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