Windows 10 / 26.1.30 !! Update: see post 2 for replication! Nvidia 4070 GPU (I think nvidia matters as this is only happening on my desktop pc, not on my laptop which only has integrated intel gpu) I hesitated a bit to write a bug about this as it happens randomly with no clear steps but maybe …

The problem is not limited to NVIDIA; it also happens with HEVC only on my Qualcomm Arm64 PC. I found that it happens sometimes when the HEVC hardware decoder pads the output Direct3D texture sent to the D3D scaler but there is no D3D crop filter in FFmpeg. I made a workaround for the next version t…

Occasional instability with hardware decoding enabled

Bug

shotcut February 18, 2026, 5:32pm 5