CN104859542A - Vehicle monitoring system and vehicle monitoring processing method - Google Patents
Vehicle monitoring system and vehicle monitoring processing method Download PDFInfo
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- CN104859542A CN104859542A CN201510274231.6A CN201510274231A CN104859542A CN 104859542 A CN104859542 A CN 104859542A CN 201510274231 A CN201510274231 A CN 201510274231A CN 104859542 A CN104859542 A CN 104859542A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/10—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used
- B60R2300/105—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of camera system used using multiple cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/30—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing
- B60R2300/303—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of image processing using joined images, e.g. multiple camera images
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/60—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by monitoring and displaying vehicle exterior scenes from a transformed perspective
- B60R2300/607—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by monitoring and displaying vehicle exterior scenes from a transformed perspective from a bird's eye viewpoint
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/80—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement
- B60R2300/802—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the intended use of the viewing arrangement for monitoring and displaying vehicle exterior blind spot views
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Abstract
The invention relates to a vehicle monitoring system and a method. The vehicle monitoring system comprises first to fourth cameras respectively mounted in the front, back, left and right directions of a vehicle and distributed in a left-right symmetric manner, and an image processor. The image processor comprises a first image processing unit and a second image processing unit. The first image processing unit is used for generating a first aerial view according to first to fourth images shot by the first to fourth cameras; and the first aerial view uses the first image and the fourth image as display bodies. The second image processing unit is used for generating a second aerial view according to the first to fourth images; and the second aerial view uses the second image and the third image as display bodies. The vehicle monitoring system and the vehicle monitoring processing method can effectively reduce blind areas and improve the vehicle driving safety.
Description
Technical field
The present invention relates to technical field of automotive electronics, particularly a kind of vehicle-mounted monitoring system and vehicle-mounted monitoring processing method.
Background technology
People when driving, especially in reversing, park in process, often need to observe the situation of vehicle periphery, general vehicle be all provided with back mirror, but only by back mirror, careless slightlyly will to collide, the safety misadventure such as knock into the back.Therefore, various automobile assistant driving system is arisen at the historic moment, and such as ultrasonic ranging backing system, reverse image system and vehicle-mounted 360 degree look around monitored control system etc.
Look around monitored control system by locate four the camera collection vehicle fronts being arranged on vehicle all around for current vehicle-mounted 360 degree, rear, the environment picture of the left side and the right four direction, treated device carries out distortion correction, projective transformation, after the process such as cutting splicing, obtain the eye view image of a width vehicle-surroundings environment 360 degree of 3 D stereos, and be superimposed with a vehicle graphic reduced according to a certain percentage at the middle position of eye view image and form one together and look down view, this is looked down view and is shown to chaufeur by Vehicular display device, the environment of vehicle-surroundings and the position at vehicle place is understood intuitively to help chaufeur, thus reach assisting car backing, park, the effect that driving monitoring is driven with auxiliary security.
Please refer to Fig. 1, Fig. 1 looks down view for a kind of vehicle-mounted 360 degree of width of looking around shown by monitored control system of the prior art.As shown in Figure 1, look down view mainly to be formed by the four width picture splicings be arranged on captured by vehicle four camera collections all around, wherein, the solid line extending to four angles of the picture shown in Fig. 1 respectively from four of vehicle angles in Fig. 1 then represents the seam of four width pictures when splicing.
Although looking down view shown can help chaufeur to understand the position of vehicle and the environment of periphery well, and picture is in the process of splicing, and the seam of adjacent pictures there will be the blind area of certain limit.Please refer to Fig. 2, Fig. 2 is the blind area schematic diagram looked down in view shown in Fig. 1.As shown in Figure 2, the solid line extending to four angles of Fig. 2 from four angles of vehicle body respectively still represents the seam of four width pictures when splicing, the blind sector part at four angles place of vehicle body then represents the blind area looked down view and produce afterwards in splicing, if there is obstacle in the position of blind area, what so shown by telltale looks down view, chaufeur cannot watch this obstacle, be prone to accidents.Therefore, look around monitored control system and there is certain potential safety hazard for above-mentioned vehicle-mounted 360 degree.
In order to solve the problem, there is a kind of combination display mode at present, adopting the view of looking down shown in the picture composition graphs 1 captured by one or more camera to be supplied to chaufeur by many picture compositions display mode.Please refer to Fig. 3, Fig. 3 is the display frame schematic diagram of a kind of many picture compositions display mode of the prior art.As shown in Figure 3, the display of the left area of the display frame in Fig. 3 be that entirety looks down view, right area display be then be arranged on the picture captured by the camera before vehicle.As can be seen here, before the vehicle body shown in Fig. 2, the blind area of two corners in left and right can be evaded well by the right area of the display frame in Fig. 3, but after the vehicle body shown in Fig. 2, the blind area of two corners in left and right then still exists.Please refer to Fig. 4 again, Fig. 4 is the display frame schematic diagram of another kind many picture compositions display mode of the prior art.As shown in Figure 4, display frame in Fig. 4 left area display be that entirety looks down view, and the top display of right area is be arranged on the picture captured by the camera before vehicle, right area below display be then the picture captured by camera being arranged on vehicle back, as can be seen here, by the display frame of Fig. 4, before vehicle body not only shown in Fig. 2, the blind area of two corners in left and right can be evaded well, and after vehicle body, the blind area of two corners in left and right also can be evaded well.
But, combined picture shown in Fig. 4, although can evade blind area in a big way, the view that telltale shows is too many, very not directly perceived, chaufeur is when watching the display frame of telltale, first will judge which view is the picture above captured by camera, which view is the picture below captured by camera, and view is too much easily obscured, chaufeur is easily caused to be misunderstood, dangerous all the better.
Summary of the invention
In view of this, embodiments of the invention provide a kind of vehicle-mounted monitoring system, not only effectively can reduce the safety that vehicular drive can also be improved in blind area.
Particularly, a kind of vehicle-mounted monitoring system that embodiments of the invention provide comprises the first to fourth symmetrical camera and image processor that are arranged on vehicle respectively all around.This first to fourth camera is used for taking vehicle-surroundings environment simultaneously.This image processor comprises the first graphics processing unit and the second graphics processing unit.The first to fourth road Computer image genration first that this first graphics processing unit is used for captured by this first to fourth camera looks down view, wherein, this first looks down view with this first via image and the 4th road image for display main body, and this second road image and the 3rd road image part overlapping with this first via image and the 4th road image are tailored.This second graphics processing unit is used for looking down view according to this first to fourth road Computer image genration second, wherein, this second looks down view with this second road image and the 3rd road image for display main body, and this first via image and the 4th road image part overlapping with this second road image and the 3rd road image are tailored.
A kind of vehicle-mounted monitoring processing method for vehicle-mounted monitoring system that embodiments of the invention also provide, this vehicle-mounted monitoring system comprises the first to fourth symmetrical camera being arranged on vehicle respectively all around.The method comprises the following steps: taken vehicle-surroundings environment by this first to fourth camera simultaneously; And first to fourth road Computer image genration first captured by this first to fourth camera is looked down view and second and is looked down view, wherein, this first looks down view with this first via image and the 4th road image for display main body, this the second road image and the 3rd road image part overlapping with this first via image and the 4th road image is tailored, this second looks down view with this second road image and the 3rd road image for display main body, and this first via image and the 4th road image part overlapping with this second road image and the 3rd road image are tailored.
The vehicle-mounted monitoring system that the above embodiment of the present invention provides and vehicle-mounted monitoring processing method are by first, second graphics processing unit generates first respectively, second looks down view, first looks down view to be positioned at first via image captured by the first camera of vehicle front and rear and the 4th camera and the 4th road image for display main body, second looks down view to be positioned at the second road image captured by the second camera of left and right vehicle wheel both sides and the 3rd camera and the 3rd road image for display main body, in conjunction with first, second looks down view watches simultaneously, appear at the wherein width obstacle looked down in view blind area generally to look down in view at another width and seen, thus effectively reduce blind area, and only need to show first simultaneously, second this two width looks down view, picture is simple, reduce the risk that chaufeur is misunderstood, improve the safety of vehicular drive.
For above and other object of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, be described in detail below.
Accompanying drawing explanation
Fig. 1 looks down view for a kind of vehicle-mounted 360 degree of width of looking around shown by monitored control system of the prior art.
Fig. 2 is the blind area schematic diagram looked down in view shown in Fig. 1.
Fig. 3 is the display frame schematic diagram of a kind of many picture compositions display mode of the prior art.
Fig. 4 is the display frame schematic diagram of another kind many picture compositions display mode of the prior art.
The structured flowchart of a kind of vehicle-mounted monitoring system that Fig. 5 provides for one embodiment of the invention.
Fig. 6 is the structured flowchart of the image processor of the vehicle-mounted monitoring system shown in Fig. 5.
The first splicing schematic diagram looking down view that the first graphics processing unit that Fig. 7 is the image processor shown in Fig. 6 generates.
The second splicing schematic diagram looking down view that the second graphics processing unit that Fig. 8 is the image processor shown in Fig. 6 generates.
Fig. 9 is that first in the embodiment of the present invention is looked down view and second and looked down view and be simultaneously displayed on schematic diagram in a width display frame.
Figure 10 be the blind area looking down view of the present invention with of the prior art look down the blind area area of view compare schematic diagram.
A kind of vehicle-mounted monitoring processing method that Figure 11 provides for one embodiment of the invention.
Detailed description of the invention
For further setting forth the present invention for the technological means that realizes predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the specific embodiment of the present invention, structure, feature and effect thereof, be described in detail as follows.
Please refer to Fig. 5, the structured flowchart of a kind of vehicle-mounted monitoring system that Fig. 5 provides for one embodiment of the invention.As shown in Figure 5, vehicle-mounted monitoring system 10 comprises the first camera 11, second camera 12, the 3rd camera 13, the 4th camera 14, image processor 16 and telltale 18.
First to fourth camera 11-14 can be arranged on the headstock of vehicle, car both sides and the tailstock respectively, symmetrical setting, such as, first camera 11 can be arranged on the front barrier of vehicle, second, third camera 12,13 can be separately positioned on the below of left and right back mirror, and the 4th camera 14 can be arranged on the rear bumper of vehicle.In addition, first to fourth camera 11-14 also can be arranged on the center at the edge all around of roof respectively, symmetrical setting.This first to fourth camera 11-14 is wide-angle camera, is preferably ultra wide-angle imaging head (visual range can reach 180 degree).This first to fourth camera 11-14 is used for taking vehicle-surroundings environment simultaneously, and first to fourth captured road image is supplied to image processor 16.
Please also refer to the structured flowchart that Fig. 6, Fig. 6 are image processor 16.As shown in Figure 6, image processor 16 comprises pre-processing module 160, first graphics processing unit 161, second graphics processing unit 162, display module 165 and memory module 166.Be understandable that, each module in the image processor 16 in the present embodiment can adopt hardware, software or its combination to realize.
This pre-processing module 160, for carrying out pretreatment to first to fourth road image captured by first to fourth camera 11-14, is such as converted into digital image from analog image.This first graphics processing unit 161, for the first to fourth road image carried out after pretreatment carries out distortion correction, projective transformation, synthesis splicing to pre-processing module 160, looks down view to generate one first.This second graphics processing unit 162 carries out distortion correction, projective transformation, synthesis splicing for first to fourth road image captured by this first to fourth camera or to the first to fourth road image that pre-processing module 160 is carried out after pretreatment, looks down view to generate one second.First, second is looked down view and is the eye view image of vehicle-surroundings environment 360 degree of 3 D stereos and has a vehicle graphic reduced according to a certain percentage to form one together to look down view in the middle position synthesis of eye view image.
In other embodiments, this pre-processing module 160 can be omitted, and by among its corresponding Function Integration Mechanism to other modules of image processor 16, is such as incorporated among the first graphics processing unit 161 and the second graphics processing unit 162.
Be the first splicing schematic diagram looking down view please also refer to Fig. 7, Fig. 7.As shown in Figure 7, first graphics processing unit 161 is to be positioned at first via image V1 captured by the first camera 11 of vehicle front and rear and the 4th camera 14 and the 4th road image V4 for display main body, the part overlapping with first via image V1 and the 4th road image V4 respectively to the second road image V2 be positioned at captured by the second camera 12 of left and right vehicle wheel both sides and the 3rd camera 13 and the 3rd road image V3 is cut out with reference to first via image V1 and the 4th road image V4, generate this after again the seam portion of the adjacent image in first to fourth road image V1-V4 being processed and first look down view.Further, when this first graphics processing unit 161 carries out splicing to first to fourth road image V1-V4, the edge of first via image V1 and the 4th road image V4 is selected to look down the jointing line of view as first, and the second road image V2 and the 3rd road image V3 is tailored in the edge of corresponding first via image V1 and the 4th road image V4 with the part of first via image V1 and the 4th road image V4 overlap respectively, formed thus first represents the first camera 11 and the first via image V1 captured by the 4th camera 14 and the 4th road image V4 with looking down view maximizing, reduce first via image V1 and the 4th road image V4 because splicing the blind area of causing.
Please refer to Fig. 8, Fig. 8 is the second splicing schematic diagram looking down view.As shown in Figure 8, second graphics processing unit 162 is to be positioned at the second road image V2 captured by the second camera 12 of left and right vehicle wheel both sides and the 3rd camera 13 and the 3rd road image V3 for display main body, the part overlapping with the second road image V2 and the 3rd road image V3 respectively to the first via image V1 be positioned at captured by the first camera 11 of vehicle front and rear and the 4th camera 14 and the 4th road image V4 is cut out with reference to the second road image V2 and the 3rd road image V3, generate this after again the seam portion of the adjacent image in first to fourth road image V1-V4 being processed and second look down view.Further, when this second graphics processing unit 162 carries out splicing to first to fourth road image V1-V4, the edge of the second road image V2 and the 3rd road image V3 is selected to look down the jointing line of view as second, and first via image V1 and the 4th road image V4 is tailored in the edge of corresponding second road image V2 and the 3rd road image V3 with the part of the second road image V2 and the 3rd road image V3 overlap respectively, formed thus second represents second camera 12 and the second road image V2 captured by the 3rd camera 13 and the 3rd road image V3 with looking down view maximizing, reduce the second road image V2 and the 3rd road image V3 because splicing the blind area of causing.
Refer again to Fig. 6, wherein, first, second generation through the first graphics processing unit 161 and the process of the second graphics processing unit 162 is looked down view and is supplied to display module 165 respectively, and display module 165 to be supplied to telltale 18 and to show and be supplied to memory module 166 for looking down first, second and store after view processes.
In the present embodiment, display module 165 carries out merging treatment for looking down view to first, second, first, second is looked down view to be integrated into a complete display frame and to show, thus in the left and right of telltale 18 or up and down two parts screen shows first, second respectively and look down view simultaneously, as shown in Figure 9, wherein, the display of left side picture be first look down view, the display of the right picture be second look down view.
In other embodiments, this vehicle-mounted monitoring system 10 can comprise two telltales, be respectively used to show first, second and look down view, now, display module 165 carries out merging treatment without the need to looking down view to first, second, there is provided first, second to look down view respectively to show to two telltales, provide first, second to look down view simultaneously and store to memory module 166.
Please also refer to Figure 10, wherein, Figure 10 be the blind area looking down view of the present invention with of the prior art look down the blind area area of view compare schematic diagram.As shown in Figure 10, what fan-shaped C1 represented is first looks down the blind area area of the vehicle in view at a corner, but the major part of fan-shaped C1 is looked down in view visual second; What fan-shaped C2 represented is second looks down the blind area area of the vehicle in view at same corner, but the major part of fan-shaped C2 is looked down in view visual first.As can be seen here, after image processor 16 processes, look down view in conjunction with first, second shown by telltale 18, blind area will be reduced to the overlapping region C3 of two fan-shaped C1 and C2.That is, the words that view watches simultaneously are looked down in conjunction with first, second, appear at the wherein width obstacle looked down in view blind area generally to look down in view at another width and seen, thus effectively reduce blind area, and if the size of blind sector is reduced to by image processing algorithm design the words do not overlapped, so just there is no overlapping region, namely achieve non-blind area and show safely.In addition, vehicle-mounted monitoring system of the present invention only needs two width to look down view, and picture is simple, reduces the risk that chaufeur is misunderstood, improves the safety of vehicular drive.
Please refer to Figure 11, a kind of vehicle-mounted monitoring processing method that Figure 11 provides for one embodiment of the invention, the method is applicable to the vehicle-mounted monitoring system 10 shown in Fig. 5.The method comprises the following steps:
Step S101, is taken vehicle-surroundings environment by first to fourth camera 11-14 simultaneously;
In this step, vehicle-mounted monitoring system 10 carries out shooting to vehicle-surroundings environment by the first to fourth camera 11-14 locating symmetrical setting being all around arranged on vehicle simultaneously and obtains first to fourth road image, and this first to fourth road image is supplied to image processor 16.
Step S102, carries out pretreatment to first to fourth road image captured by first to fourth camera 11-14;
In this step, the pre-processing module 160 of image processor 16 carries out pretreatment to first to fourth road image captured by first to fourth camera 11-14, is such as converted into digital image from analog image.
In other embodiments, this step also can be omitted.
Step S103, generates first and second respectively and looks down view;
In this step, first to fourth road image respectively captured by this first to fourth camera of first, second graphics processing unit 161,162 of image processor 16 or carry out distortion correction, projective transformation, synthesis splicing to through pre-processing module 160 first to fourth road image pretreated, looks down view to generate first, second respectively.
Wherein, as shown in Figure 7, first graphics processing unit 161 is to be positioned at first via image V1 captured by the first camera 11 of vehicle front and rear and the 4th camera 14 and the 4th road image V4 for display main body, the part overlapping with first via image V1 and the 4th road image V4 respectively to the second road image V2 be positioned at captured by the second camera 12 of left and right vehicle wheel both sides and the 3rd camera 13 and the 3rd road image V3 is cut out with reference to first via image V1 and the 4th road image V4, generate this after again the seam portion of the adjacent image in first to fourth road image V1-V4 being processed and first look down view.Further, when this first graphics processing unit 161 carries out splicing to first to fourth road image V1-V4, the edge of first via image V1 and the 4th road image V4 is selected to look down the jointing line of view as first, and the second road image V2 and the 3rd road image V3 is tailored in the edge of corresponding first via image V1 and the 4th road image V4 with the part of first via image V1 and the 4th road image V4 overlap respectively, formed thus first represents the first camera 11 and the first via image V1 captured by the 4th camera 14 and the 4th road image V4 with looking down view maximizing, reduce first via image V1 and the 4th road image V4 because splicing the blind area of causing.
As shown in Figure 8, second graphics processing unit 162 is to be positioned at the second road image V2 captured by the second camera 12 of left and right vehicle wheel both sides and the 3rd camera 13 and the 3rd road image V3 for display main body, the part overlapping with the second road image V2 and the 3rd road image V3 respectively to the first via image V1 be positioned at captured by the first camera 11 of vehicle front and rear and the 4th camera 14 and the 4th road image V4 is cut out with reference to the second road image V2 and the 3rd road image V3, generate this after again the seam portion of the adjacent image in first to fourth road image V1-V4 being processed and second look down view.Further, when this second graphics processing unit 162 carries out splicing to first to fourth road image V1-V4, the edge of the second road image V2 and the 3rd road image V3 is selected to look down the jointing line of view as second, and first via image V1 and the 4th road image V4 is tailored in the edge of corresponding second road image V2 and the 3rd road image V3 with the part of the second road image V2 and the 3rd road image V3 overlap respectively, formed thus second represents second camera 12 and the second road image V2 captured by the 3rd camera 13 and the 3rd road image V3 with looking down view maximizing, reduce the second road image V2 and the 3rd road image V3 because splicing the blind area of causing.
Step S104, shows this and first and second looks down view.
In this step, first, second generation through the first graphics processing unit 161 and the process of the second graphics processing unit 162 is looked down view and is supplied to display module 165 respectively, and display module 165 is supplied to telltale 18 after view processes shows for looking down first, second.In the present embodiment, display module 165 is looked down view to first, second and is carried out merging treatment, first, second is looked down view to be integrated into a complete display frame and to show, thus in the left and right of telltale 18 or up and down two parts screen shows first, second respectively and look down view simultaneously, as shown in Figure 9, wherein, the display of left side picture be first look down view, the display of the right picture be second look down view.In other embodiments, this vehicle-mounted monitoring system 10 can comprise two telltales, be respectively used to show first, second and look down view, now, display module 165 carries out merging treatment without the need to looking down view to first, second, provides first, second to look down view respectively and shows to two telltales.
In addition, the method also can comprise further and stores this first and second step looking down view.
In sum, vehicle-mounted monitoring system 10 provided by the invention and vehicle-mounted monitoring processing method thereof are by first, second graphics processing unit 161, 162 generate first respectively, second looks down view, first looks down view to be positioned at first via image V1 captured by the first camera 11 of vehicle front and rear and the 4th camera 14 and the 4th road image V4 for display main body, second looks down view to be positioned at the second road image V2 captured by the second camera 12 of left and right vehicle wheel both sides and the 3rd camera 13 and the 3rd road image V3 for display main body, in conjunction with first, second looks down view watches simultaneously, appear at the wherein width obstacle looked down in view blind area generally to look down in view at another width and seen, thus effectively reduce blind area, and only need to show first simultaneously, second this two width looks down view, picture is simple, reduce the risk that chaufeur is misunderstood, improve the safety of vehicular drive.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (17)
1. a vehicle-mounted monitoring system, is characterized in that, this vehicle-mounted monitoring system comprises:
Be arranged on the first to fourth symmetrical camera of vehicle respectively all around, this first to fourth camera is used for taking vehicle-surroundings environment simultaneously; And
Image processor, this image processor comprises:
First graphics processing unit, the first to fourth road Computer image genration first that this first graphics processing unit is used for captured by this first to fourth camera looks down view, wherein, this first looks down view with this first via image and the 4th road image for display main body, and this second road image and the 3rd road image part overlapping with this first via image and the 4th road image are tailored; And
Second graphics processing unit, this second graphics processing unit is used for looking down view according to this first to fourth road Computer image genration second, wherein, this second looks down view with this second road image and the 3rd road image for display main body, and this first via image and the 4th road image part overlapping with this second road image and the 3rd road image are tailored.
2. vehicle-mounted monitoring system as claimed in claim 1, it is characterized in that, when this first graphics processing unit carries out splicing to this first to fourth road image, select the edge of this first via image and the 4th road image as this first jointing line looking down view.
3. vehicle-mounted monitoring system as claimed in claim 2, it is characterized in that, when this second graphics processing unit carries out splicing to this first to fourth road image, select the edge of this second road image and the 3rd road image as this second jointing line looking down view.
4. vehicle-mounted monitoring system as claimed in claim 1, it is characterized in that, this image processor comprises pre-processing module further, and this pre-processing module is used for carrying out pretreatment to this first to fourth road image.
5. vehicle-mounted monitoring system as claimed in claim 1, it is characterized in that, this image processor comprises pre-processing module further, and this pre-processing module is used for this first to fourth road image to be converted into digital image from analog image.
6. vehicle-mounted monitoring system as claimed in claim 1, it is characterized in that, this image processor comprises display module further, this display module is used for first looking down view and this second is looked down view and carry out merging treatment to this, so that this first is looked down view and this second is looked down view and be integrated into a complete display frame and show.
7. vehicle-mounted monitoring system as claimed in claim 6, it is characterized in that, this vehicle-mounted monitoring system comprises telltale further, and this telltale is for showing this complete display frame.
8. vehicle-mounted monitoring system as claimed in claim 1, it is characterized in that, this vehicle-mounted monitoring system comprises two telltales further, and these two telltales are respectively used to show this and first look down view and this second looks down view.
9. vehicle-mounted monitoring system as claimed in claim 1, it is characterized in that, this image processor comprises memory module further, and this memory module first looks down view and this second looks down view for storing this.
10., for a vehicle-mounted monitoring processing method for vehicle-mounted monitoring system, this vehicle-mounted monitoring system comprises the first to fourth symmetrical camera being arranged on vehicle respectively all around, and it is characterized in that, the method comprises the following steps:
Vehicle-surroundings environment is taken by this first to fourth camera simultaneously; And
First to fourth road Computer image genration first captured by this first to fourth camera is looked down view and second and is looked down view, wherein, this first looks down view with this first via image and the 4th road image for display main body, this the second road image and the 3rd road image part overlapping with this first via image and the 4th road image is tailored, this second looks down view with this second road image and the 3rd road image for display main body, and this first via image and the 4th road image part overlapping with this second road image and the 3rd road image are tailored.
11. methods as claimed in claim 10, it is characterized in that, according to this first to fourth road Computer image genration this first look down in the process of view, splicing is carried out to this first to fourth road image time, select the edge of this first via image and the 4th road image as this first jointing line looking down view.
12. methods as claimed in claim 11, it is characterized in that, according to this first to fourth road Computer image genration this second look down in the process of view, splicing is carried out to this first to fourth road image time, select the edge of this second road image and the 3rd road image as this second jointing line looking down view.
13. methods as claimed in claim 10, it is characterized in that, the method comprises further:
Generation this first look down view and this second look down view before pretreatment is carried out to this first to fourth road image.
14. methods as claimed in claim 10, it is characterized in that, the method comprises further:
Generation this first look down view and this second look down view before this first to fourth road image is converted into digital image from analog image.
15. methods as claimed in claim 10, it is characterized in that, the method comprises further:
First view is looked down and this second is looked down view and carry out merging treatment to this, so that this first is looked down view and this second is looked down view and be integrated into a complete display frame and show.
16. methods as claimed in claim 10, it is characterized in that, the method comprises further:
Show this respectively and first look down view and this second looks down view.
17. vehicle-mounted monitoring systems as claimed in claim 10, it is characterized in that, the method comprises further:
Store this and first look down view and this second looks down view.
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