Here is the (major spoilers ahead).
The episode explores the complex dynamics of their early marriage, including a controversial scene of corporal punishment and their eventual reconciliation through a mutual, if difficult, understanding of their roles. outlander s01e09 openh264
Claire refuses to speak to Jamie. She sleeps apart from him, even though they share a room. Jamie tries to explain that he did it because she could have been killed or raped by Randall, and that his duty as her husband is to protect her—even from herself. Claire remains furious, comparing him to Randall (which deeply wounds Jamie). Here is the (major spoilers ahead)
The mention of is likely a technical note—OpenH264 is a video codec (often used in browsers or media players), not part of the episode's plot. So I'll focus on the episode itself. She sleeps apart from him, even though they share a room