Qcom Camera HAL1
2018-03-30 17:58:50 0 举报登录查看完整内容
基于QCom camera流程梳理
作者其他创作
大纲/内容
ASD
/dev/videox
SurfaceFlinger
subdev
bus msg
Stream x
SurfaceView
SESSION 2
bus que
By Qcom
Qcom Data Flow
MSM Session Queue
img driver
/dev/config
FACIAL
Kernel Space
Flash
C2D/CPP
Stream 2
MCT(Mediat controler)
1.SessionManager 2.HAL DS cmd dispatcher
function call
METADATA
stream2
IMG
Image bufer queue
ROM driver
CMD Queue
Q3A
streamx
User Space
update notifier(pipe)
Event Queue
syscalls
QTI-proprieatary modules
Binder IPC
pipeline
Android Camera APP
KernelSpace
QTI V4L2 driver
Preview
Sensor
AF
IFace driver
ISP driver
Stream
APP
SESSION 1
Camera
MCT queue
Img libs
VFE
Stat
RAW output
SESSION X
IFace/ISPIF
SESSION x
AFD
UserSpace
PP
QTI HAL implementation
stream1
CameraService
Cpp output
ISP/VFE output
Camera interface
V4L2 SUBDEV
HDR
IFACE
ROM
Stream 1
CameraHAL
JNI
AF driver
Flash driver
By Google
Media bus
HAL
MDP
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