I use Video Codec SDK 9.1 to decode H265 video. The size of this video is 5600x5600. This video uses 3 tiles.
You can see an error in the picture.
If you use other decoders, there will not be this wrong vertical bar. (Intel media sdk, FFMpeg Soft decoder, etc.)
http://mi7.oss-cn-hangzhou.aliyuncs.com/NV/Bug.jpg
You can download the file below to reproduce this bug.
http://mi7.oss-cn-hangzhou.aliyuncs.com/NV/5600x5600_bug.h265
Video Codec SDK 9.1
NVIDIA GeForce RTX 2080Ti.
441.66 Driver