Global Variable

AVVideoMaxKeyFrameIntervalKey

A key to access the maximum interval between keyframes.

Declaration

let AVVideoMaxKeyFrameIntervalKey: String

Discussion

The value for this key is an instance of NSNumber. A value of 1 signifies keyframes only.

See Also

Compression

let AVVideoCompressionPropertiesKey: String

A key to access the dictionary of compression properties for a video asset.

let AVVideoAverageBitRateKey: String

A key to access the average bit rate—as bits per second—used in compressing video.

let AVVideoQualityKey: String

A key to set the JPEG compression quality of the video.

let AVVideoMaxKeyFrameIntervalDurationKey: String

A key to access the maximum interval duration between keyframes.

let AVVideoAllowFrameReorderingKey: String

A key to access permission to reorder frames.