今年三月的時候 CoreAVC 2.5.0.0 發佈，加入了DXVA硬解功能!!!
在此之前只有NV能使用CUDA來作加速，現在ATi的卡也能使用DXVA來硬解了
雖然NV也能使用DXVA，但CUDA的效果似乎比較好 .

CoreAVC Changelog
CoreAVC v2.5.x: What's new in this release
======================================================

CoreAVC H.264 Video Codec - Version 2.5.5.0 (20110426)
- FIX: Clean reference lists when seeking to a SEI recovery point
- FIX: matrix ordering for buggy ATI DXVA implementation
- FIX: non-transposed matrices for NVIDIA DXVA mode
- FIX: validate GPU type, driver version and stream parameters before using DXVA

CoreAVC H.264 Video Codec - Version 2.5.1.0 (20110328)
- FIX: Windows Media Player seeking with MKV
- FIX: MediaPortal crashing
- FIX: Graphstudio crashing


CoreAVC H.264 Video Codec - Version 2.5.0.0 (20110326)
- ADD: DXVA1 support (with red tray icon)
- ADD: DXVA2 support (with red tray icon)
- ADD: new x64 blit asm code (unified with x86)
- FIX: SPS memory leaks
- FIX: Properly support SPS resolution changes (soft/cuda decoding)
- FIX: Bug in YUV->YUV blit code
- CHG: Unify x86 and x64 CUDA asm code
- CHG: Unify x86 and x64 AVC asm code, enabling SSE2/SSE3/SSSE3/SSE4 for x64
- CHG: Increase max supported resolution (approx 8100x8100)
- CHG: Refactor directshow frontend code
- CHG: Modify CUDA locking method
- CHG: Rearrange/enlarge settings dialog
- OEM: YASM padding bug for OSX target
- OEM: Android support added to SDK