kCMSampleBufferAttachmentKey_DroppedFrameReasonInfo
Indicates additional information regarding the dropped video frame (type CFString).
Declaration
let kCMSampleBufferAttachmentKey_DroppedFrameReasonInfo: CFStringDiscussion
Sample buffers with this attachment contain no image or data buffer. They mark a dropped video frame. If present, this attachment provides additional information about the reason described by the kCMSampleBufferAttachmentKey_DroppedFrameReason key. The value for this key is one of the string constants in Sample Buffer Dropped Frame Reason Information.
See Also
Sample Buffer Keys
kCMSampleBufferAttachmentKey_DisplayEmptyMediaImmediatelykCMSampleBufferAttachmentKey_DrainAfterDecodingkCMSampleBufferAttachmentKey_DroppedFrameReasonkCMSampleBufferDroppedFrameReason_FrameWasLatekCMSampleBufferDroppedFrameReason_OutOfBufferskCMSampleBufferDroppedFrameReason_DiscontinuitykCMSampleBufferDroppedFrameReasonInfo_CameraModeSwitchkCMSampleBufferAttachmentKey_EmptyMediakCMSampleBufferAttachmentKey_EndsPreviousSampleDurationkCMSampleBufferAttachmentKey_FillDiscontinuitiesWithSilencekCMSampleBufferAttachmentKey_ForceKeyFramekCMSampleBufferAttachmentKey_GradualDecoderRefreshkCMSampleBufferAttachmentKey_PermanentEmptyMediakCMSampleBufferAttachmentKey_PostNotificationWhenConsumedkCMSampleBufferAttachmentKey_ResetDecoderBeforeDecoding