Samsung S3C6400X User Manual page 641

FIMV-MFC V1.0
Decoder bus loading
Item
No. bytes/pixel row
No. pixel row/frame
No bytes/luminance
No byte/chrominance
No byte/frame
Luminance data for 30
frames
Chrominance data for 30
frames
Frame data for 30 frames
Decoder bandwidth requirement for 30fps
Item
Reading reference data for
16x16 block size (MPEG-4
case)
* It assumes all macroblocks have
16x16 block size.
Reading reference data for 8x8
block size (MPEG-4 case)
* It assumes all macroblocks have 8x8
block size.
Reading reference data for
16x16 block size (H.264 case)
* It assumes all macroblocks have
16x16 block size.
Reading reference data in
typical case (H.264 case)
*Based on the experiments
Table 21.2 Decoder bus loading
unit
Byte/pixel row
Pixel row/picture
Byte/luminance
Byte/chrominanc
e
Byte/frame
MB/sec
MB/sec
MB/sec
unit CIF
MB/se
c
MB/se
c
MB/se
c
MB/se
c
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
Specifications and information herein are subject to change without notice.
MULTI-FORMAT
CIF VGA
352
288
101376 307200
50688 153600
152064 460800
3.041 9.216
1.521 4.608
4.562 13.824
VGA
6.059 18.360
7.698 23.328
8.981 27.216
15.895 48.168
CODEC
VIDEO
D1
640 720
480 480
345600
172800
518400
10.368
5.184
15.552
D1
20.655
26.244
30.618
54.189
21-15