12.17. VPSSΒΆ

Debugging Information

# cat /proc/soph/vpss Module: [VPSS], Build Time[#1 SMP PREEMPT Wed Feb 24 15:02:47 CST 2021] -------------------------------MODULE PARAM-------------------------------  vpss_vb_source  CommonVB -------------------------------VPSS MODE----------------------------------  vpss_mode dev0 dev1  dual input_isp input_mem -------------------------------VPSS GRP ATTR----------------------------------------------  GrpID MaxW MaxH PixFmt SrcFRate DstFRate dev  # 0 1920 1080 YUV_PLANAR_420 -1 -1 0  # 1 1920 1080 YUV_PLANAR_420 -1 -1 1 -------------------------------VPSS GRP AMP CTRL----------------------------------------------  GrpID Brightness Contrast Saturation Hue  # 0 50 50 50 50  # 1 50 50 50 50 -------------------------------VPSS CHN ATTR------------------------------  GrpID PhyChnID Enable MirrorEn FlipEn SrcFRate DstFRate  Depth Aspect videoX videoY videoW videoH BgColor  # 0 # 0 Y N N 30 30  0 AUTO 0 0 0 0 0x0  # 1 # 0 Y N N 30 30  0 AUTO 0 0 0 0 0x0  # 1 # 1 Y N N 0 0  0 NONE 0 0 0 0 0x0  # 1 # 2 N N N 0 0  0 NONE 0 0 0 0 0x0 -------------------------------VPSS GRP CROP INFO-------------------------  GrpID CropEn CoorType CoorX CoorY Width Height  # 0 N RAT 0 0 0 0  # 0 N RAT 0 0 0 0 -------------------------------VPSS CHN CROP INFO-------------------------  GrpID ChnID CropEn CoorType CoorX CoorY Width Height  # 0 # 0 N RAT 0 0 0 0  # 1 # 0 N RAT 0 0 0 0  # 1 # 1 N RAT 0 0 0 0  # 1 # 2 N RAT 0 0 0 0 -------------------------------VPSS GRP WORK STATUS-----------------------------------------------------  GrpID RecvCnt LostCnt StartFailCnt bStart CostTime(us) MaxCostTime(us) HwCostTime(us) HwMaxCostTime(us)  # 0 905 0 0 Y 7241 9007  7029 7038  # 1 905 0 0 Y 7241 9007  7029 7038 -------------------------------VPSS CHN OUTPUT RESOLUTION-----------------  GrpID ChnID Enable Width Height Pixfmt Videofmt VbPool SendOK FrameRate  # 0 # 0 Y 1920 1080 YUV_PLANAR_420 LINEAR 0* 905 24  # 1 # 0 Y 1280 720 YUV_PLANAR_420 LINEAR 1 905 24  # 1 # 1 Y 1280 720 RGB_888 LINEAR 1 905 24  # 1 # 2 N 0 0 RGB_888 LINEAR 0 0 0 -------------------------------VPSS CHN ROTATE INFO-----------------------  GrpID ChnID Rotate  # 0 # 0 0  # 1 # 0 0  # 1 # 1 0  # 1 # 2 0 -------------------------------VPSS CHN LDC INFO-----------------------  GrpID ChnID Enable Aspect XRatio YRatio  XYRatio XOffset YOffset DistortionRatio  # 0 # 0 N N 0 0  0 0 0 0  # 1 # 0 N N 0 0  0 0 0 0  # 1 # 1 N N 0 0  0 0 0 0  # 1 # 2 N N 0 0  0 0 0 0 -------------------------------VPSS HW STATUS-----------------------  ID Online Status StartCnt IntCnt DutyRatio  # 0 N Idle 0 0 0  # 1 N Idle 0 0 0 -------------------------------VPSS CHN BUF WRAP ATTR---------------------  GrpID ChnID Enable BufLineWrapBufSize  # 0 # 0 N 0 0  # 1 # 0 N 0 0  # 1 # 1 N 0 0  # 1 # 2 N 0 0

Debugging Information Analysis

recordcurrentVPSSAttributeConfigurationandStatusInformation.

Parameter Description

Parameter

Description

MODULE PARAM

vpss_vb_source

VideocachepoolType.

CommonVB: commonVB

UserVB: UserVB

UserIon: UserIon

VPSS MODE

vpss_mode

vpssMode, singleoruserdual mode.

dev0

vpss dev0InputSource, isporusermemory.

dev1

vpss dev1InputSource, isporusermemory. single modecaseunderonlyhasdev1.

VPSS GRP ATTR
VPSS GRPAttribute

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

MaxW

groupInputImageMaximumWidth.

MaxH

groupInputImageMaximumHeight.

PixFmt

groupInputImagePixel format.

SrcFRate

GRPsourceFrame rate.

DstFRate

GRPDestinationFrame rate.

dev

GroupUseHardwaredevnumber.

VPSS GRP AMP CTRL
VPSS GRPColorControlAttribute

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

Brightness

Brightness.

Contrast

Contrast.

Saturation

Saturation.

Hue

chroma.

VPSS CHN ATTR
VPSS eachPhysicalChannel attributes

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

PhyChnID

PhysicalChannelIDnumber.

Valid range:

[0, VPSS_MAX_PHY_CHN_NUM).

Enable

Whether to enablethisChannel.

N: Disabled;

Y: Open.

MirrorEn

Whether to enablemirrorFunction.

N: Disabled;

Y: Open.

FlipEn

Whether to enableflipFunction.

N: Disabled;

Y: Open.

SrcFRate

ChannelFrame rateControl: sourceFrame rate.

DstFRate

ChannelFrame rateControl: DestinationFrame rate.

Depth

UserGetChannelImageLength.

Aspect

aspect ratioMode. NONE: Closeaspect ratioAUTO: automaticMode MANUAL: manualMode

videoX

VideoPositionXCoordinate. manualModeValid.

videoY

VideoPositionYCoordinate. manualModeValid.

videoW

VideoWidth. manualModeValid.

videoH

VideoHeight. manualModeValid.

BgColor

aspect ratioBackground color. Valid range: [0x0, 0xFFFFFF]
VPSS GRP CROP INFO
VPSS groupCROPInformation

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

CropEn

Whether to enableCROPFunction. N: Disabled; Y: Open.

CoorType

CoordinateType. RAT: RelativeCoordinate; ABS: AbsoluteCoordinate.

CoorX

HorizontaldirectionstartCoordinate.

CoorY

Starting coordinate in the vertical direction.

Width

CROP RECT width must not exceed the maximum image width.

Height

CROP RECT height must not exceed the maximum image height.
VPSS CHN CROP INFO
ChannelCROPInformation

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

ChnID

CHN ID number.

Valid range:

[0, VPSS_MAX_PHY_CHN_NUM).

CropEn

Whether to enableCROPFunction. N: Disabled; Y: Open.

CoorType

CoordinateType. RAT: RelativeCoordinate; ABS: AbsoluteCoordinate

CoorX

HorizontaldirectionstartCoordinate.

CoorY

Starting coordinate in the vertical direction.

Width

CROP RECT width must not exceed the maximum image width.

Height

CROP RECT height must not exceed the maximum image height.
VPSS GRP WORKSTATUS
VPSS GRP OperationStatusInformation

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

RecvCnt

ReceivetoImagenumber

LostCnt

fullwhilediscardImagenumber.

StartFailCnt

StartFailurecount.

bStart

WhetherstartReceiveImage.

CostTime(us)

currentcompletetime.

MaxCostTime(us)

on timeexecutetime.

HwCostTime(us)

currentcompleteHardwaretime

HwMaxCostTime(us)

onHardware timeexecutetime.

VPSS CHN OUTPUT RESOLUTION
VPSSChannelInformation

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

ChnID

Channel ID number.

Valid range:

[0, VPSS_MAX_PHY_CHN_NUM).

Enable

ChannelEnable. N: Close Y: Open.

Width

target image Width, withpixelsas the unit.

Height

target image Height, withpixelsas the unit.

Pixfmt

target imagePixel format.

Videofmt

target imageVideo format.

VbPool

thisChannelBindvb pool.

If *, thenTablethisChannelattachthisvb pool.

SendOK

SuccessSendImageQuantity.

FrameRate

ChannelOutputreal-timeFrame rate.

VPSS CHN ROTATE INFO
ChannelRotationInformation

GrpID

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

ChnID

Channel ID number.

Valid range:

[0, VPSS_MAX_PHY_CHN_NUM).

Rotate

RotationangleEnumeration.

VPSS CHN LDC INFO
VPSSPhysicalChannelLDCAttribute

GrpID VPSS

GRP ID number.

Valid range:

[0, VPSS_MAX_GRP_NUM).

ChnID

Channel ID number.

Valid range:

[0, VPSS_MAX_PHY_CHN_NUM).

Enable

LDCswitch. N: Disabled; Y: Open.

Aspect

Whetheraspect ratio. N: notaspect ratio; Y: aspect ratio.

XRatio

X directionfield of viewSizeParameter, notaspect ratiotimeValid.

YRatio

Y directionfield of viewSizeParameter, notaspect ratiotimeValid.

XYRatio

field of viewSizeParameter, aspect ratiotimeValid.

XOffset

correctionincenter pointXCoordinate.

YOffset

correctionincenter pointYCoordinate.

DistortionRatio

correctionintensitynumber.

VPSS HW STATUS
VPSSHardwareOperationStatus

ID

vpssHardwarenumber

Online
Whetheronline.
N: offline
Y: online

Status
HWOperationStatus.
Idle: idle
Running: runin
End: runend

StartCnt

bootcount.

IntCnt

interruptcount.

DutyRatio

thisvpssHardwareempty.

VPSS CHN BUF WRAPATTR
vpss chnslice bufAttribute

GrpID

GRP ID number.

ChnID

CHN ID number.

Enable

WhetherEnable.

BufLine

Slice bufnumber.

BufLineWrapBufSize

Slice bufSize.