The changelog for MythTV 0.17 says libraw1394 version 1.1.0 is required for firewire capture. 1.1.0 is not in the portage tree, but a simple version bump and SRC_URI change of the 0.10.1 ebuild seemed to work for me. Unfortunately, I do not have hardware to test with yet. Reproducible: Always Steps to Reproduce:
version bumped