When you try to write out any footage with the .mov filetype using the Avid dnxhd codec you encounter a segmentation fault.
This issue is isolated to AMD processors, INTEL processors render the footage without issues.
The issue has been regressed to Nuke10.5v3
Workstation reproduction:
CPU: AMD Ryzen Threadripper 1950x
GPU: AMD Radeon Pro WX7100
Customer reported version
nuke.10.5v7
Customer reported platform
centos7
Steps to reproduce
1. Open Nuke
2. Create a Checkerboard node
3. Create and attach a write node
4. Choose your export file path ( making sure to use the .mov file extension )
5. Change the codec to "Avid DNxHD Codec"
6. Try to render
Result: You should now be kicked out of Nuke because of a segmentation fault
Workaround
For Nuke 12.2, install the Nuke 12.2 FileIO package:
Reproduced by support
This bug has been reproduced in:
- Nuke12.2v1 - CentOS 7
- Nuke12.1v1 - CentOS 7
- Nuke12.0v1 - CentOS 7
- Nuke11.3v5 - CentOS 7
- Nuke11.2v1 - CentOS 7.5
- Nuke10.5v3 - CentOS 7.5 - Regression
Unable to reproduce bug in:
- Nuke10.5v2 - CentOS 7.5
Earliest version tested
- This issue no longer appears in this version and has regressed
Expected behaviour
You should be able to export using the DNxHD codec
Actual behaviour
You encounter a segmentation fault while trying to export using the DNxHD codec. A crash also occurs when using an .mxf with the DNxHD codec.