CN102811305A - Dual high-definition video image display system and control method for network video recorder - Google Patents
Dual high-definition video image display system and control method for network video recorder Download PDFInfo
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- CN102811305A CN102811305A CN2011104046091A CN201110404609A CN102811305A CN 102811305 A CN102811305 A CN 102811305A CN 2011104046091 A CN2011104046091 A CN 2011104046091A CN 201110404609 A CN201110404609 A CN 201110404609A CN 102811305 A CN102811305 A CN 102811305A
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Abstract
The invention provides a dual high-definition video image display system and a control method for a network video recorder. By designing two high-definition multimedia interfaces (HDMI) and matched relevant equipment, the shortages of like products on the market at present are overcome; and the aim of connecting the network video camera with two pieces of high-definition display equipment at the same time is fulfilled.
Description
Technical field
The present invention relates to image display system and control method thereof; Especially image display system and the control method thereof in the Network Video Surveillance technology; Particularly, relate to a kind of in the network video machine through providing two HDMI output interfaces and relevant corollary equipment to make system support system and control method thereof that the double screen high clear video image shows.
Background technology
Network video machine (being called for short NVR) is a part important in the network video monitor and control system; The user usually can be through local graphic user interface (Graphical User Interface is called for short GUI) and the remote client software dual mode control NVR system of NVR.Common NVR has a VGA or HDMI interface at present, and NVR can connect display devices such as television set, display, monitor provide monitor video for the user demonstration output and user operation control interface through this interface.
Only have one among the at present common NVR and show output; So, monitor video image and user interface are inevitable to be appeared on the display device simultaneously, when the user uses the GUI control system; Gui interface is superimposed upon on the monitoring image, must influence watching of monitor video image; Along with the high-resolution front monitoring front-end occurs, when the user needs to observe the monitoring image in two different video sources simultaneously with higher definition simultaneously, in the NVR that has only a HDMI interface output, can't accomplish this application in addition.
The present invention mainly through two HDMI interfaces of design and supporting relevant device, has overcome the deficiency of this series products in the market, has realized that NVR connects the purpose of two high definition display devices simultaneously.
Summary of the invention
To the defective that can't support two high definition display devices in the prior art simultaneously, the purpose of this invention is to provide system and control corresponding method that the two high clear video images of a kind of network video machine show.
According to an aspect of the present invention; Provide a kind of in having the network video machine of two HDMI output interfaces the control method of control of video; It is characterized in that; Comprise the steps: 1) receive first control command, said first control command requires to eject gui interface so that the user operates according to said gui interface; 2) export said gui interface according to said first control command through a said HDMI output interface; 3) handle the output content of said the 2nd HDMI output interface according to control logic.
Preferably, comprise also in the said step 3 that said the 2nd HDMI output interface of control exports this step of video of said shot by camera.
Preferably, also comprise in the said step 3 and judge and pre-conditionedly whether satisfy, if said pre-conditioned being satisfied, then export this step of video of said shot by camera according to said the 2nd HDMI output interface of said pre-conditioned control.
According to another aspect of the present invention, a kind of network video machine is provided also, it comprises: camera is used for capture video; Coding module is used for the video data of captured Video processing for being identified; Processor is used for external data, instruction are handled; It is characterized in that, comprise two HDMI output interfaces at least, wherein, a HDMI output interface is used to connect primary display screen, and the 2nd HDMI output interface is used to connect auxilliary display screen.
Preferably, said network video machine also comprises the driver that is used to support said two HDMI output interfaces, and wherein, said driver comprises display driving software and operation system driver at least.
Preferably, said network video machine also comprises the demonstration output layer, and it supports and said two HDMI output interface corresponding virtual screens that it is supported being shown the various regulatory functions of video.
Preferably, said network video machine also comprises operation layer, and it provides and the corresponding relevant control logic of said two HDMI output interfaces.
Preferably, said control logic comprises whether any in time two contents of output video and content of exporting according to condition control that is set and the corresponding screen of said two HDMI output interfaces and/or output or times multiple of the screen corresponding with said two HDMI output interfaces at least.
Preferably; Said Internet video video camera also comprises a control device; Said control device is used to control the output content of two HDMI output interfaces of said Internet video video camera; Said control device comprises: first receiving device, and it is used to receive first control command, and said first control command requires to eject gui interface so that the user operates according to said gui interface; First processing unit, it is used for exporting said gui interface according to said first control command through a said HDMI output interface; And second processing unit, it is used for handling according to control logic the output content of said the 2nd HDMI output interface.
The present invention is through providing two high clear video image display systems of a kind of network video machine and control method thereof; Two HDMI interfaces and supporting relevant device have been designed; Overcome the deficiency of this series products in the market, realized that the network video machine connects the purpose of two high definition display devices simultaneously.
Description of drawings
Through reading the detailed description of non-limiting example being done with reference to following accompanying drawing, it is more obvious that other features, objects and advantages of the present invention will become:
Fig. 1 illustrates according to the first embodiment of the present invention, the structural scheme of mechanism of the built-in system of said network video machine 1;
Fig. 2 illustrates according to a second embodiment of the present invention, the structural representation of the hardware of said network video machine 1;
Fig. 3 illustrates a third embodiment in accordance with the invention, the internal structure sketch map of the control device 17 of said network video machine 1;
Fig. 4 illustrates a fourth embodiment in accordance with the invention, the control flow chart of the two HD video display systems of said network video machine;
Fig. 5 illustrates according to a fifth embodiment of the invention, the control flow chart of the two HD video display systems of said network video machine;
Fig. 6 shows according to a sixth embodiment of the invention, the internal control flow chart of the two HD video display systems of said network video machine; And
Fig. 7 shows according to a seventh embodiment of the invention, the internal control flow chart of the two HD video display systems of said network video machine.
Embodiment
The invention provides two HD video display systems of a kind of network video machine and method thereof; Two HDMI interfaces and supporting relevant device have been designed; Overcome the deficiency that this series products in the market has only a HDMI interface, realized that the network video machine connects the purpose of two high definition display devices simultaneously.
Fig. 1 shows according to the first embodiment of the present invention, the structural scheme of mechanism of the built-in system of said network video machine 1, particularly; In the present embodiment, said network video machine 1 is made up of application layer 19, operation layer 16, driver 14, demonstration output layer 18 and other hardware, more specifically; Said application layer 19 mainly refers to graphical user interface, i.e. gui interface, and the user sends instruction through 19 pairs of said web cameras 1 of said application layer; Because its content displayed is represented user's operand of different HDMI, therefore, the user can operate user's operand of different HDMI through same said gui interface; More specifically, said driver 14 is used to support the control of two HDMI output interfaces 15, can control said two HDMI output interfaces, 15 output ground start and stop; And detect the connection status of display device on said two HDMI output interfaces 15, and reading the resolution information that said primary display screen 31 and said auxilliary display screen 32 are supported, it comprises display driving software 141 and operation system driver 142; Wherein, Display driving software 142 can data to be shown be preserved wherein, and said demonstration output layer 18 be used for supporting two virtual screens of output corresponding to the memory object of a plurality of HDMI; And the various regulatory functions of realization image; And said operation layer 16 is used to provide the relevant control logic corresponding with said two HDMI output interfaces 15, and the for example selected control logics such as the decoded data of video source that will show will not be given unnecessary details here.
Further; According to embodiment illustrated in fig. 1; It will be apparent to those skilled in the art that; Said control logic control content comprises: whether the screen corresponding with said two HDMI output interfaces 15 output video; Perhaps show still to show, perhaps, will not give unnecessary details here according to the content of the condition control that the is set screen output corresponding and/or time of output or the like with said two HDMI output interfaces by said the 2nd HDMI output interface 152 corresponding auxilliary display screens 32 by a said HDMI output interface 151 corresponding primary display screen 31.
Further, it will be appreciated by those skilled in the art that in technical scheme provided by the invention that preferably, said each key-course of Fig. 1 is all supported the processing mode of two HDMI interfaces, thereby can realize the foregoing invention purpose, does not repeat them here.
Fig. 2 shows according to a second embodiment of the present invention; The structural representation that said network video machine 1 hardware is formed; Particularly, in the present embodiment, said network video machine comprises: camera 11, coding module 12, processor 13; Control device 17; Wherein said camera 11 is used for capture video, and said coding module 12 is encoded said camera 11 captured videos, it is treated to can be shown the video data that device is discerned; 13 of said processors are used for external data, instruction are handled, and said control device 17 is used to receive user instruction and controls the output content of two HDMI output interfaces 15 of said Internet video video camera 1.
More specifically; Said network video machine 1 is provided with two HDMI output interfaces 15 at least; A said HDMI output interface 151 connects primary display screen 31 through HDMI connecting line 2; Said the 2nd HDMI output interface 152 connects auxilliary display screen 32 through HDMI connecting line 2, will not give unnecessary details here.
Fig. 3 shows a third embodiment in accordance with the invention; The internal structure sketch map of the control device 17 of said network video machine 1; Particularly; In the present embodiment, comprise first receiving device 171, first processing unit 172 and second processing unit 173 in the said control device 17, more specifically; Said first receiving device 171 is used to receive first control command; Said first control command promptly requires to eject gui interface so that the instruction that the user operates according to said gui interface, and said first processing unit 172 is used for according to said first control command through the said gui interface of a said HDMI output interface 151 outputs, and the user need be through the operation of said first receiving device 171 and said first processing unit 172; After a said HDMI output interface 151 corresponding primary display screen 31 are exported said gui interface; Could further operate said network video machine 1, more particularly, said second processing unit 173 is used for handling according to control logic the output content of said the 2nd HDMI output interface 152; Comprise also in said second processing unit 173 that the 3rd processing unit 174, first judgment means 175 and manage device 176 everywhere; Wherein, said the 3rd processing unit 174 is used to control the captured video of the said camera of said the 2nd HDMI output interface 152 outputs 11, and said first judgment means 175 is used to judge pre-conditionedly whether satisfy.
Further; According to embodiment illustrated in fig. 3, it will be appreciated by those skilled in the art that the said pre-conditioned user's of being similar to operation in advance; Promptly when said pre-conditioned achievement; Said Internet video video camera 1 is just implemented user's instruction, for example runs into a said HDMI output interface 151 pairing primary display screen 31 and can't normally show time or the time of establishing in advance; Or need situation that a said HDMI output interface 151 pairing primary display screen 31 and said the 2nd HDMI output interface 152 pairing auxilliary display screens 32 show simultaneously or the like; And under the said pre-conditioned situation about being satisfied, said the manages 176 in the device video captured according to the said camera of said the 2nd HDMI output interface of said pre-conditioned control 152 outputs 11 everywhere, will not give unnecessary details here.
Fig. 4 shows a fourth embodiment in accordance with the invention, the external control flow chart of the two HD video display systems of said network video machine, particularly; In the present embodiment, need adjust or when changing, at first said network video machine 1 is sent said first instruction, promptly requires said primary display screen 31 to eject gui interfaces said primary display screen 31 and 32 content displayed of said auxilliary display screen as the user; After said control device 17 inner first receiving devices 171 receive said first instruction; Handle by said first processing unit 172, promptly through the said gui interface of a said HDMI output interface 151 outputs, and then; The user carries out instruction manipulation through said gui interface; Said operation layer 16 is converted into control logic with said instruction, thereby said second processing unit 172 is handled the output content of said the 2nd HDMI output interface 152 according to said control logic; More specifically; Said control command can be a whether output video of the screen corresponding with said two HDMI output interfaces 15, is perhaps shown still by said primary display screen 31 to show perhaps said primary display screen 31 and said auxilliary display screen 32 content displayed or the like by said auxilliary display screen 32; And then; The video that the said camera of said the 2nd HDMI output interfaces of the 3rd processing unit 174 controls 152 outputs in said second processing unit 173 11 is captured realizes that two high definition display devices export the purpose of different monitor videos simultaneously, will not give unnecessary details here.
According to embodiment illustrated in fig. 4; Further; It will be apparent to those skilled in the art that; When said primary display screen 31 ejects said gui interface according to user's first instruction; The user can select said auxilliary display screen 32 whether output monitoring video and the monitor video that shows which video source as required; In different variant, the user can select said primary display screen 31 and the display monitoring video recording simultaneously of said auxilliary display screen 32 according to needs at that time, also can cause the overlapping and unintelligible of picture with said gui interface and select primary display screen 31 only to show that said gui interface comes the display monitoring video recording by said auxilliary display screen 32 for fear of the display monitoring video recording simultaneously of said primary display screen 31; Said variant all can combine embodiment illustrated in fig. 4ly to be achieved and not influence flesh and blood of the present invention, does not repeat them here.
Fig. 5 shows according to a fifth embodiment of the invention, the external control flow chart of the two HD video display systems of said network video machine, and present embodiment is appreciated that and is an above-mentioned variant embodiment illustrated in fig. 4; Particularly; In the present embodiment, the user can control said network video machine under the situation of subscribing through pre-set instruction; Carry out the operation of subscribing; More specifically, at first user's instruction and the condition that will want to set preestablishes in said operation layer 16, and first judgment means 175 in said second processing unit 173 can be judged according to predefined instruction and condition; When satisfying user's predetermined conditions; Said operation layer 16 will provide and the corresponding control logic of predetermined conditions, and the in said second processing unit 173 managed device 176 everywhere and will be operated according to pre-set instruction, controls the captured video of the said camera of said the 2nd HDMI output interface 152 outputs 11.More particularly; It will be apparent to those skilled in the art that; Said condition can be when running into a said HDMI output interface 151 pairing primary display screen 31 and can't normally show; Correspondingly show script by said primary display screen 31 content displayed through said the 2nd HDMI output interface 152 pairing auxilliary display screens 32 this moment, thereby form the backup to said primary display screen 31.And in another embodiment; Said pre-conditioned be the time of said the 2nd HDMI output interface of the use 152 pairing auxilliary display screens 32 that are provided with in advance; Interim when said time, a clock signal is sent to above-mentioned control device by timer, and correspondingly said control device is controlled said auxilliary display screen 32 displaying contents; And preferably, 31 of said primary display screen can get into sleep state or show other guide.In another variant; Said pre-conditioned for ejecting a control dialog box; Be user need operate the configuration interface of said network video machine 1 time, with said primary display screen 31 display monitoring contents, auxilliary display screen 32 then shows said control dialog box; Thereby do not influence monitoring function, do not repeat them here through said control dialog box.It will be appreciated by those skilled in the art that the flesh and blood of the present invention that do not influence embodiment illustrated in fig. 5, do not repeat them here.
Further; It will be apparent to those skilled in the art that; Under the situation of displaying contents, two screen institute content displayed can be identical, also can be different at the same time for the pairing primary display screen 31 of a said HDMI output interface 151 and said the 2nd HDMI output interface 152 pairing auxilliary display screens 32; This does not influence flesh and blood of the present invention, does not repeat them here.
Further; In conjunction with above-mentioned Fig. 4, embodiment illustrated in fig. 5, it will be appreciated by those skilled in the art that with reference to above-mentioned Fig. 1 to embodiment illustrated in fig. 3; Because technical scheme of the present invention provides two HDMI interfaces; And correspondingly make said two HDMI interfaces can drive a display device separately, so same control device provided by the invention can be controlled two display devices simultaneously, and said display device is supported the high definition pattern.According to Fig. 4, embodiment illustrated in fig. 5; And following Fig. 6, embodiment illustrated in fig. 7; Under the cooperation of hardware device, said control device can be realized functions such as the switching to two display devices, whole demonstration under predetermined condition, thereby realizes the object of the invention.
Fig. 6 shows according to a sixth embodiment of the invention; The internal control flow chart of the two HD video display systems of said network video machine, particularly, in the present embodiment; The user at first sends first instruction; Said first receiving device 171 receives the said first instruction back and ejects said gui interface by said first processing unit 172, and the user continues to send the instruction back and passes to said processor 13 by said control device 17 on said gui interface, and then; The image that said processor 13 is taken according to the said camera 11 of user's commands for controlling; Said camera 11 is transferred to the image of its said shooting and feeds back to said processor 13 after said coding module 12 is encoded, thereby the video data after said processor 13 will be encoded sends to said control device 17; The video of the said shot by camera of said two HDMI output interfaces, 15 outputs of the 3rd processing unit 174 controls that said control device is inner; Make the user can be in the said primary display screen 31 of its requirement or/and see the video image of requirement on the said auxilliary display screen 32, reach the purpose of two said display screens 3 of control according to the user instruction display video image, will not give unnecessary details here.
Fig. 7 shows according to a seventh embodiment of the invention; The internal control flow chart of the two HD video display systems of said network video machine, present embodiment is appreciated that a variant into above-mentioned Fig. 6, particularly; In the present embodiment; User's first judgment means 175 in said control device 17 in advance sets the instruction that needs operation under conditions and this condition, and more specifically, said condition such as Fig. 5 be described when running into a said HDMI output interface 151 pairing primary display screen 31 and can't normally show; Or establish in advance the time of using said the 2nd HDMI output interface 152 pairing auxilliary display screens 32; Or need situation that a said HDMI output interface 151 pairing primary display screen 31 and said the 2nd HDMI output interface 152 pairing auxilliary display screens 32 show simultaneously or the like, judge by said first judgment means 175 said pre-conditioned whether satisfied, when said pre-conditioned when satisfying; Send the said pre-conditioned instruction that needs operation down by said control device 17 to said processor 13; And then said processor is taken the video image of customer requirements according to the said camera of said commands for controlling 11, and said camera 11 is transferred to the image of its said shooting and feeds back to said processor 13 after said coding module 12 is encoded; Thereby; Video data after said processor 13 will be encoded sends to said control device 17, and what said control device was inner the manages the video of the said shot by camera of said two HDMI output interfaces, 15 outputs of device 176 controls everywhere, make the user can under the said preset condition according to the said primary display screen 31 of its requirement or/and see the video image of requirement on the said auxilliary display screen 32; Will not give unnecessary details here; It will be appreciated by those skilled in the art that the flesh and blood of the present invention that do not influence embodiment illustrated in fig. 5, do not repeat them here.
In conjunction with above-mentioned Fig. 1 to Fig. 7, it will be appreciated by those skilled in the art that two HDMI interfaces that native system provides, one another is as auxilliary demonstration output as main demonstration output, and gui interface shows on the output equipment the master and shows.Main when being presented at the display monitoring video when when needing control NVR, system ejects gui interface confession user and operates on main display device.Display monitoring video whether on auxilliary display device, and show that the image of which video source can directly be set by the user; The user also can set the output controlled condition of auxilliary display device, and when the NVR system detected condition that the user is provided with and is satisfied, NVR was according to the auxilliary display device output of the control logic control of setting.When in system, producing alarm, system can will alarm code stream according to the predefined linkage strategy of user and output on the auxilliary display.The content that on auxilliary screen, can export comprises: code stream image in real time, video datas such as the video recording of storing in the system.
Say that simply in a preferred embodiment, the present technique scheme can realize according to following mode: system's (hardware device) must externally provide two HDMI interfaces, connects two high definition display devices respectively.Device drives is supported the control of two HDMI output interfaces, can control the start and stop of going of two HDMI interface outputs; HDMI output drives the connection status that can also detect display device on the interface, the resolution information that reading displayed equipment is supported.Show two virtual screens of output layer support, decoded data can be placed on respectively on two virtual screens and show, realize the various regulatory functions of image.The control logic of the multiple couple of HDMI of operation layer indoor design output can be by manual two screens of the control output image whether of user; Professional inside also can be operated according to the condition that the user sets in advance automatically, when the condition of user's setting satisfies, and the content that the professional screen of control is automatically exported and the time of output.
The present invention is through providing two HDMI interfaces, and system can support two high definition display devices to export the monitor video that is up to the 1080P resolution simultaneously.System user can output to the image of the video source of paying close attention on the auxilliary display device, simultaneously control system on main display device; Or while different high definition monitor video of output on major-minor display device.
More than specific embodiment of the present invention is described.It will be appreciated that the present invention is not limited to above-mentioned specific implementations, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not influence flesh and blood of the present invention.
Claims (11)
1. two high clear video image display systems of a network video machine and control method is characterized in that, comprise the steps:
A. receive first control command, said first control command requires to eject gui interface so that the user operates according to said gui interface;
B. export said gui interface according to said first control command through a said HDMI output interface;
C. handle the output content of said the 2nd HDMI output interface according to control logic.
2. control method according to claim 1 is characterized in that said step c comprises the steps:
C1. control said the 2nd HDMI output interface and export the video of said shot by camera.
3. control method according to claim 1 is characterized in that said step c comprises the steps:
C1'. judge pre-conditioned whether satisfied;
C2'. as if said pre-conditioned being satisfied, then export the video of said shot by camera according to said the 2nd HDMI output interface of said pre-conditioned control.
4. network video machine, it comprises:
Camera is used for capture video;
Coding module is used for the video data of captured Video processing for being identified,
Processor is used for external data, instruction are handled,
It is characterized in that, comprise two HDMI output interfaces at least, wherein, a HDMI output interface is used to connect primary display screen, and the 2nd HDMI output interface is used to connect auxilliary display screen.
5. network video machine according to claim 4 is characterized in that, also comprises the driver that is used to support said two HDMI output interfaces, and wherein, said driver comprises display driving software and operation system driver at least.
6. according to claim 4 or 5 described Internet video video cameras, it is characterized in that, also comprise the demonstration output layer, it supports and said two HDMI output interface corresponding virtual screens that it is supported being shown the various regulatory functions of video.
7. according to each described Internet video video camera in the claim 4 to 6, it is characterized in that, also comprise operation layer, it provides and the corresponding relevant control logic of said two HDMI output interfaces.
8. Internet video video camera according to claim 7 is characterized in that, said control logic comprise at least in the following content any or appoint multiple:
Whether-the screen corresponding with said two HDMI output interfaces output video; And
-according to the content of the condition control that the is set screen output corresponding and/or the time of output with said two HDMI output interfaces.
9. according to each described Internet video video camera in the claim 4 to 8; It is characterized in that; Also comprise a control device, said control device is used to control the output content of two HDMI output interfaces of said Internet video video camera, and said control device comprises:
First receiving device, it is used to receive first control command, and said first control command requires to eject gui interface so that the user operates according to said gui interface;
First processing unit, it is used for exporting said gui interface according to said first control command through a said HDMI output interface; And
Second processing unit, it is used for handling according to control logic the output content of said the 2nd HDMI output interface.
10. Internet video video camera according to claim 9 is characterized in that, said second processing unit comprises:
The 3rd processing unit, it is used to control the video that said the 2nd HDMI output interface is exported said shot by camera.
11. Internet video video camera according to claim 1 is characterized in that, said second processing unit comprises:
First judgment means, whether it is used to judge pre-conditioned satisfied;
Manages device everywhere, and it is used for when said pre-conditioned being satisfied exporting according to said the 2nd HDMI output interface of said pre-conditioned control the video of said shot by camera.
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Address after: 215011 No. 131 Jin Shan Road, Suzhou hi tech Industrial Development Zone, Jiangsu, Suzhou Applicant after: Suzhou Keda Technology Co., Ltd. Address before: 215011 No. 131 Jin Shan Road, Suzhou hi tech Industrial Development Zone, Jiangsu, Suzhou Applicant before: Suzhou Keda Technology Co., Ltd. |
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Application publication date: 20121205 |