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TDA3xISP,TI ADAS平台资料
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2017-08-19
17:17:02
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TI ADAS平台资料。Focus on top level architecture and data flow as ISP6.5 gets more complex with HDR sensor input and in-pipeline noise filtering and GLBCE
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TDA3x ISP & Vision SDK
1
TI Confidential -- NDA Restrictions
Agenda
• ISS Overview
• Vision SDK Links
• Usecases in Vision SDK
TI Confidential -- NDA Restrictions
2
TDA3x ISP Overview
Focus on top level architecture and data flow as ISP6.5
gets more complex with HDR sensor input and in-pipeline
noise filtering and GLBCE
3
TI Confidential -- NDA Restrictions
ISP6.5 Top Level Overview (TDA3x)
• ISS: imaging sub-system
• CAL: camera adaptation layer
• IPIPEIF: IPIPE interface
• DPC: defective pixel correction
• NSF3: high ISO noise filter
• ISIF: image sensor interface
• H3A: hardware 3A statistics
• GLBCE: HDR tone mapping
• IPIPE: image processing pipeline
• RSZ: bi-cubic image resizer
• CNF: chroma noise filter
• LDC: lens distortion correction
• TNF: temporal noise filter
TI Confidential -- NDA Restrictions
4
1Gbps x 4 lanes
CAL (CSI2)
MUX
IPIPEIF
ISIF
H3A
GLBCE
Buffer Logic
ISS Interconnect
//
IPIPE
RSZ
CNF
DPC
LDC
TNF
NSF3
Up to 200MHz PCLK
Up to 2816 pixels/line
16bit
12bit
8bit
10bit
1Gbps x 4 lanes
CAL (CSI2)
MUX
IPIPEIF
ISIF
H3A
GLBCE
Buffer Logic
ISS Interconnect
//
IPIPE
RSZ
CNF
DPC
LDC
TNF
NSF3
Up to 212.8MHz
Up to 2816 pixels/line
16bit
12bit
8bit
10bit
On-The-Fly Data Flow
• On-the-fly
– Sensor input images go through
ISS pipeline without storage in DDR
– Minimum delay
– Minimum DDR traffic overhead
– Up to 212.8M pixels/second
• Main use case
– 12-bit linear Bayer pattern sensor
11/25/2014
TI Confidential -- NDA Restrictions
5
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- ranevatio2018-09-20能用,已经在用了。
heshimin
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