AN1482 ST Microelectronics, Inc., AN1482 Datasheet - Page 7

• Manufacturer Part Number: AN1482
• Description: Mpeg2 Main Profile Video Decoding on St100
• Manufacturer: ST Microelectronics, Inc.

Table 8 shows a summary for data memory usage.
Table 8 : Data memory usage
4 - REFERENCES
– [1] ISO/IEC 13818-2 Recommendation ITU-T H.262 , Standard Video MPEG-2, 1995
– [2] S.Eckart, C.Fogg, MPEG-2 Encoder/Decoder Version 1.2, July 1996, Copyright 1996, MPEG Soft-
5 - ACRONYMS AND DEFINITIONS
I - images
P - images :
B - images :
M
N
DMA
(I)DCT
IQ
Stack
Bitstream buffer
Current macroblock
Predictor
Huffman tables
Others (variables)
TOTAL
ware Simulation Group (http://www.mpeg.org/MSSG)
:
:
:
:
:
:
Intra-Frame encoded images
Temporally-Predicted images
Bidirectionally-Interpolated images
Distance between consecutive P-images
Distance between consecutive I-images
Direct Memory Access device
(Inverse) Discrete Cosine Transform
Inverse Quantization
Data type
AN1482 - APPLICATION NOTE
Memory size (bytes)
13652
3072
2048
2316
5108
384
724
7/8