인코딩 질문은 아니지만. 의문이 생겨 이렇게 글 올립니다.

 

유튭 영상을 받았는데..

프레임 레이트가 23.976나오네요..

 

근데 이걸 Avisynth에서 뽑으면 계속 FPS가 90000이 나오길래 뭔가 했더니..

맥시멈이 90000이네요..왜 이런 영상들을 만드는걸까요? 근데.. 막상 재생하면 잘나옵니다.

타임코드를 봐도.. 23.976정도 나오는거 같은데.. 90000이란 숫자는 어디서 나온걸까요?..

 

General
Complete name                  :
Format                         : MPEG-4
Format profile                 : Base Media
Codec ID                       : isom (isom/iso2/avc1/mp41)
File size                      : 149 MiB
Duration                       : 18 min 47 s
Overall bit rate               : 1 110 kb/s
Writing application            : Lavf56.40.101

Video
ID                             : 1
Format                         : AVC
Format/Info                    : Advanced Video Codec
Format profile                 : High@L4
Format settings                : CABAC / 3 Ref Frames
Format settings, CABAC         : Yes
Format settings, ReFrames      : 3 frames
Codec ID                       : avc1
Codec ID/Info                  : Advanced Video Coding
Duration                       : 18 min 47 s
Bit rate                       : 978 kb/s
Width                          : 1 920 pixels
Height                         : 1 080 pixels
Display aspect ratio           : 16:9
Frame rate mode                : Variable
Frame rate                     : 23.976 (23976/1000) FPS
Minimum frame rate             : 23.974 FPS
Maximum frame rate             : 90 000.000 FPS
Color space                    : YUV
Chroma subsampling             : 4:2:0
Bit depth                      : 8 bits
Scan type                      : Progressive
Bits/(Pixel*Frame)             : 0.020
Stream size                    : 131 MiB (88%)
Color range                    : Limited
Color primaries                : BT.709
Transfer characteristics       : BT.709
Matrix coefficients            : BT.709