34 Recording and Playback Normal RecordingREC START/STOP button, REC button on the handle or VTR button at the lens starts recording of video and sound on theP2 card. A cluster of data that consists of video and sound generated through a shooting action, together with such addedinformation as meta data, is called a “clip”.In the unit, the camera’s recording method is selectablebetween the Native recording method with the frame rateunchanged and the normal recording method pulling theframe rate down to 59.94 or 50 frames.Images at 24P (23.98P: referred to as 24P) are pulled downin 2:3 mode. Images at 30P (29.97P: referred to as 30P) arepulled down in 2:2 mode and recorded as 59.94i or 59.94P(referred to as 60i and 60P). Images at 25P are recorded as50i or 50P with 2:2 pulled down. 1080i and 480i support24PA (2:3:3:2 Advanced Pull down) as well.AVC-Intra (optional) does not support pull-down recording.Example of 24P Over 60iExample of 720P 24P Over 60PThis recording method extracts and records effective framesat the frame rates of the AVC-Intra recording (optional) in1080i, and DVCPRO HD and AVC-Intra recording (optional)in 720P.For 720P, it is possible to record images where the length is2 to 2.5 times longer than the pull-down recording.Even in Native recording, the rate for outputting cameraimages and playback images is 59.54 or 50 frames that arepulled down.Example of 1080-24PN (Native)Example of 720-24PN (Native)Normal RecordingNormal Recording and Native RecordingNormal recording (Pull-down recording)BA C DAo Ae Bo Be Bo Ce Co De Do DeCamerarecording2:3 pull down= recordingBA C DA B B C D DCamerarecording2:3 pull down= recordingEffective framesNative recodingBA C DAo Ae Bo Be Bo Ce Co De Do DeBA DCCamerarecording2:3 pull downRecordingBA C DA B B C D DBA DCCamerarecording2:3 pull downRecordingEffective frame
