R2.8

• Fix performance degradation introduced in R2.6 on RTX 2000/3000 gpus.
• Improve performance of VAggregate() and BM3Dv2() for temporal denoising.
  • This VAggregate() implementation is measured to be ~40% faster than the original implementation, resulting in 0 ~ 5% speedup overall.
• BM3Dv2() is stable now.
• Upgrade cuda to 11.7.0, clang to 14.0.5.

Known issue

• Mixing bm3dcuda(_rtc) with other cuda plugins in the same script could create full-frame artifacts under rare conditions. All releases seem to be affected. Please check the output carefully. Related issue: #17