The highest quality the photo output should prepare to deliver on a capture-by-capture basis.
- iOS 13.0+
- Mac Catalyst 13.0+
AVCapture can apply a variety of techniques to improve photo quality, such as reducing noise, preserving detail in low light, freezing motion, and so on. Some techniques improve image quality at the expense of the shot-to-shot time. Before starting your session, you may set this property to indicate the highest quality prioritization you intend to request when calling the
When configuring an
AVCapture object, you can’t exceed this quality prioritization level, but you may select a lower prioritization level that favors speed over quality.
When you attach the photo output to an
AVCapture, the default value of this property is
AVCapture. If you instead attach it to an
AVCapture, the default value is