影音小常識
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http://www.photographer.com.tw/film.htm
*.HD高解析度(高畫質)影像，工業標準規格
|
名稱 |
圖場/秒 |
格數/秒 |
畫面長寬比 |
像數長寬比 |
解析度 |
掃描序 |
|
1080/60i |
59.94 |
29.97 |
16:9 |
1.333 |
1440 x 1080 |
Upper |
|
1080/50i |
50 |
25 |
16:9 |
1.333 |
1440 x 1080 |
Upper |
|
1080/30i |
59.94 |
29.97 |
16:9 |
1.5 |
1280 x 1080 |
No |
|
720/30p |
|
29.97 |
16:9 |
1.0 |
1280 x 720 |
No |
|
720/25p |
|
25 |
16:9 |
1.0 |
1280 x 720 |
No |
|
|
|
|
|
|
|
|
|
1080/60i |
|
29.97 |
16:9 |
1/Square |
1920 x 1080 |
Upper |
|
1080/50i |
|
25 |
16:9 |
1/Square |
1920 x 1080 |
Upper |
|
1080/24i |
|
23.976 |
16:9 |
1/Square |
1920 x 1080 |
Upper |
|
|
|
|
|
|
|
|
|
1080/60p |
|
59.94 |
16:9 |
1/Square |
1920 x 1080 |
No |
|
1080/50p |
|
50 |
16:9 |
1/Square |
1920 x 1080 |
No |
|
1080/30p |
|
29.97 |
16:9 |
1/Square |
1920 x 1080 |
No |
|
1080/25p |
|
25 |
16:9 |
1/Square |
1920 x 1080 |
No |
|
1080/24p |
|
24 |
16:9 |
1/Square |
1920 x 1080 |
No |
|
1080/23.98p |
|
23.976 |
16:9 |
1/Square |
1920 x 1080 |
No |
|
|
|
|
|
|
|
|
|
720/60p |
|
59.94 |
16:9 |
1/Square |
1280 x 720 |
No |
|
720/50p |
|
50 |
16:9 |
1/Square |
1280 x 720 |
No |
|
720/24p |
|
23.976 |
16:9 |
1/Square |
1280 x 720 |
No |
|
|
|
|
|
|
|
|
|
1080/25p,PSF |
25 |
16:9 |
1/Square |
1920 x 1080 |
No，PSF |
|
|
1080/24p,PSF |
23.976/98 |
16:9 |
1/Square |
1920 x 1080 |
No，PSF |
|
|
|
|
|
|
|
|
|
※Upper = Upper Field First 上圖場優先
※I= Interlace 交錯掃描顯示
※p= Progressive 循序掃描顯示 (倍頻掃描顯示)
※No= No Field 無圖場優先 (Frame 影格播出)
※PSF=Progressive Segmented Frame 分段循序掃描影格
|
TYPE |
Tape Width |
Data Rate |
(MB/ per second) |
bit |
S. freq |
Compression |
playback |
|
|
D1 |
3/4" |
175mbps |
21.875MB/S |
8 |
4:2:2 |
non |
(DCT intra-frame) |
720x486 |
|
Betacam SP |
1/2" |
8 |
4:2:2 |
Analog |
720x486 |
|||
|
Betacam SX |
1/2" |
18mbps |
2.25MB/S |
8 |
4:2:2 |
1/10 |
MPEG2 4:2:2P@ML |
720x486 |
|
Digital ßcam |
1/2" |
127.8mbps |
15.97MB/S |
10 |
4:2:2 |
1/2 |
(DCT intra-field) |
720x486 |
|
Digital-S |
1/2" |
50mbps |
6.25MB/S |
8 |
4:2:2 |
1/3.3 |
(DCT intra-frame) |
720x486 |
|
DVCPRO50 |
1/4" |
50mbps |
6.25MB/S |
8 |
4:2:2 |
1/5 |
(DCT intra-frame) |
720x480 |
|
IMX |
Blu-ray |
25mbps 35mbps 45mbps |
3.2MB/S 4.375MB/S 5.625MB/S |
8 |
4:2:2 |
1/5 |
(DCT intra-frame) |
720x480 |
|
DVCAM |
1/4" |
25mbps |
3.2MB/S |
8 |
4:1:1 |
1/5 |
(DCT intra-frame) |
720x480 |
|
DVCPRO |
1/4" |
25mbps |
3.2MB/S |
8 |
4:1:1 |
1/5 |
(DCT intra-frame) |
720x480 |
|
mini DV |
1/4" |
25mbps |
3.2MB/S |
8 |
4:1:1 |
1/5 |
(DCT intra-frame) |
720x480 |
|
4:4:4 HDCAM SR 4:2:2 Digital Betacam, D-1, D-5, DVCPRO HD, DVCPRO 50 4:1:1 NTSC DV,NTSC DVCAM, NTSC DVCPRO; PAL DVCPRO 4:2:0 PAL DV, PAL DVCAM, HDV SD(Y=13.5MHz 、R-Y=6.75MHz 、B-Y=6.75MHz) HD(Y=74.25MHz、R-Y=37.125MHz、B-Y=37.125MHz) |
||||||||
|
RGB Video 1080i30 |
|
1,491mbps |
186MB/S |
8 |
4:4:4 |
|
1920x1080 |
|
|
RGB Video 720p60 |
|
1,328mbps |
166MB/S |
8 |
4:4:4 |
|
1280x720 |
|
|
PANASONIC |
||||||||
|
AVC HD |
Disk SDHC |
06mbps 09mbps 13mbps |
0.750MB/S 1.125MB/S 1.625MB/S |
4:2:0 |
|
AVC HD (IBP) |
1440x1080 |
|
|
DVCPRO HD |
Disk 1/4" |
100mbps |
12.5MB/S |
8 |
4:2:2 |
1/6.3 1/6.7 |
DCT Variable-length |
1920x1080 1280x720 |
|
AVC-Intra HD |
1920x1080 1280x720 |
|||||||
|
SONY |
||||||||
|
XDCAM |
Disk Blu-ray |
15mbps 25mbps 35mbps |
1.875MB/S 3.125MB/S 4.375MB/S |
8 |
4:2:2 |
|
MPEG-2 4:2:2P@H-14L |
1440x1080 |
|
XDCAM EX |
Disk SxS |
25mbps_CBR
35mbps_VBR |
3.125MB/S
4.375MB/S |
8 |
4:2:2 |
|
MPEG-2 MP@HL
MPEG-2 MP@H-14L |
1920x1080 1280x720
1440x1080 |
|
HDCAM |
1/2" |
10 8 |
4:2:2 |
|
MPEG-4 Studio Profile |
1920x1080 |
||
|
HDCAM SR |
1/2" |
UP 3520Mbps |
UP 440MB/S |
10 8 |
4:4:4 4:2:2 |
|
MPEG-4 Studio Profile |
1920x1080 |
|
HDV 1080i |
1/4" |
25Mbps | ||||||