CN112532992A - SDK development kit system and equipment - Google Patents
SDK development kit system and equipment Download PDFInfo
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- CN112532992A CN112532992A CN202011271136.8A CN202011271136A CN112532992A CN 112532992 A CN112532992 A CN 112532992A CN 202011271136 A CN202011271136 A CN 202011271136A CN 112532992 A CN112532992 A CN 112532992A
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- 238000011161 development Methods 0.000 title claims abstract description 45
- 238000004891 communication Methods 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 19
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 239000000126 substance Substances 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000005457 optimization Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/40—Transformation of program code
- G06F8/53—Decompilation; Disassembly
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
Abstract
The embodiment of the invention provides an SDK development kit system and an SDK development kit device. The system comprises: the decoding display module is used for decoding and displaying the network video code stream of the compression coding; the video image pushing module is used for pushing original video image data to a calling party in real time; the private information superposition module is used for superposing private OSD information on the video picture; and the control instruction sending module is used for establishing a transparent transmission channel, sending a control instruction to the equipment through a network and receiving an equipment uplink data instruction. The SDK development kit system and the SDK development kit equipment provided by the embodiment of the invention can perform flow control processing on video data with large data volume, improve the utilization rate of network bandwidth processing image data, realize scene privatization customization, and have the characteristics of large communication transmission data volume and high communication quality.
Description
Technical Field
The embodiment of the invention relates to the technical field of network information, in particular to an SDK development kit system and an SDK development kit device.
Background
At present, most of photoelectric systems adopt Cameralink video acquisition and transmission, communication control instructions adopt modes such as a serial port and a CAN (controller area network), video acquisition and display are complicated, and hardware communication interfaces have the problems of high error rate, unstable communication and the like. Therefore, it is an urgent technical problem in the art to develop an SDK development kit system and device that can effectively overcome the above-mentioned drawbacks in the related art.
Disclosure of Invention
In view of the above problems in the prior art, embodiments of the present invention provide an SDK development kit system and device.
In a first aspect, an embodiment of the present invention provides an SDK development kit system, including: the decoding display module is used for decoding and displaying the network video code stream of the compression coding; the video image pushing module is used for pushing original video image data to a calling party in real time; the private information superposition module is used for superposing private OSD information on the video picture; and the control instruction sending module is used for establishing a transparent transmission channel, sending a control instruction to the equipment through a network and receiving an equipment uplink data instruction.
On the basis of the contents of the above system embodiments, the SDK development kit system provided in the embodiments of the present invention, where decoding and displaying a compression-encoded network video code stream, includes: and decoding and restoring the video coding stream data to obtain displayable image data.
On the basis of the contents of the above system embodiment, the SDK development kit system provided in the embodiment of the present invention, where the pushing of the original video image data to the calling party in real time includes: and displaying the window handle in real time, providing a video original data callback interface for a calling party, and pushing each frame of original video image data to the calling party in real time.
On the basis of the contents of the above system embodiment, the SDK development kit system provided in the embodiment of the present invention, where the superimposing of the private OSD information on the video picture includes: and setting a calling interface by adopting OSD, and overlapping the information to be displayed by self definition in a video picture by a calling party, wherein the overlapping coordinate is any point in the video picture.
On the basis of the contents of the above system embodiments, the SDK development kit system provided in the embodiment of the present invention, where the establishing of the transparent transmission channel, the sending of the control instruction to the device and the receiving of the device upload and return data instruction through the network, includes: and establishing a transparent transmission channel with the equipment, and after a channel link is opened, sending a private protocol instruction to the channel link and receiving the returned data.
In a second aspect, an embodiment of the present invention provides an electronic device, including:
at least one processor; and
at least one memory communicatively coupled to the processor, wherein:
the memory stores program instructions executable by the processor, the processor calling the program instructions to perform the SDK development kit system provided by any of the various implementations of the first aspect.
In a third aspect, an embodiment of the present invention provides a non-transitory computer-readable storage medium storing computer instructions for causing a computer to implement the SDK development kit system provided in any one of the various implementations of the first aspect.
According to the SDK development kit system and the SDK development kit device, the decoding display module, the video image pushing module, the private information superposition module and the control instruction sending module are integrated, flow control processing can be performed on video data with large data volume, the utilization rate of network bandwidth processing image data is improved, scene privatization customization is achieved, and the SDK development kit system and the SDK development kit device have the advantages of being large in communication transmission data volume and high in communication quality.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, a brief description will be given below to the drawings required for the description of the embodiments or the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an SDK development kit system according to an embodiment of the present invention;
fig. 2 is a schematic physical structure diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. In addition, technical features of various embodiments or individual embodiments provided by the present invention may be arbitrarily combined with each other to form a feasible technical solution, and such combination is not limited by the sequence of steps and/or the structural composition mode, but must be realized by a person skilled in the art, and when the technical solution combination is contradictory or cannot be realized, such a technical solution combination should not be considered to exist and is not within the protection scope of the present invention.
The SDK development kit system is developed specifically for integrating network coding devices into related products, and is mainly used for performing video preview, communication control, and the like on system devices including network coding devices (devices such as a camera, an encoder, a DVR, and an NVR). An application software framework can be quickly and conveniently built based on the SDK development kit system, and video preview, image data acquisition, image OSD setting, network communication and the like are achieved. Based on this idea, an embodiment of the present invention provides an SDK development kit system, and referring to fig. 1, the system includes: the decoding display module is used for decoding and displaying the network video code stream of the compression coding; the video image pushing module is used for pushing original video image data to a calling party in real time; the private information superposition module is used for superposing private OSD information on the video picture; and the control instruction sending module is used for establishing a transparent transmission channel, sending a control instruction to the equipment through a network and receiving an equipment uplink data instruction.
Based on the content of the foregoing system embodiment, as an optional embodiment, the SDK development kit system provided in the embodiment of the present invention, where the decoding and displaying a compression-encoded network video code stream includes: and decoding and restoring the video coding stream data to obtain displayable image data.
Based on the content of the foregoing system embodiment, as an optional embodiment, the SDK development kit system provided in the embodiment of the present invention, where the pushing of the original video image data to the calling party in real time includes: and displaying the window handle in real time, providing a video original data callback interface for a calling party, and pushing each frame of original video image data to the calling party in real time.
Based on the content of the foregoing system embodiment, as an optional embodiment, the SDK development kit system provided in the embodiment of the present invention, where the superimposing of the private OSD information on the video picture includes: and setting a calling interface by adopting OSD, and overlapping the information to be displayed by self definition in a video picture by a calling party, wherein the overlapping coordinate is any point in the video picture.
Based on the content of the foregoing system embodiment, as an optional embodiment, the SDK development kit system provided in the embodiment of the present invention, where the establishing a transparent transmission channel, sending a control instruction to a device through a network, and receiving a device uplink data instruction, includes: and establishing a transparent transmission channel with the equipment, and after a channel link is opened, sending a private protocol instruction to the channel link and receiving the returned data.
The actual working flow of the SDK development kit system provided by the embodiment of the invention is as follows: after the SDK development kit is connected with a network encoder, the encoded network video stream data can be continuously obtained, and the video stream data is decoded and restored to obtain displayable image data. The SDK development kit system not only provides a window handle real-time display function, but also provides a video original data callback interface for a calling party, and each frame of original video image data is continuously pushed to a user in real time inside the SDK development kit system so that the user can perform subsequent image processing and optimization. The SDK development kit system provides an OSD setting calling interface, and a calling party can overlay the information to be displayed in a user-defined mode in a video picture, and the overlay coordinate is any point in the video picture. The SDK development kit system can establish a transparent transmission channel with the equipment, once a channel link is opened, a private protocol instruction can be sent to the channel and the returned data can be received, the two-way network communication between the application software and the bottom equipment is realized, the communication is stable and reliable, the network cable transmission is adopted, the interface is simple, and the debugging is convenient.
The SDK development kit system provided by the embodiment of the invention can perform flow control processing on video data with large data volume by performing system integration on the decoding display module, the video image pushing module, the private information superposition module and the control instruction sending module, improves the utilization rate of network bandwidth processing image data, realizes scene privatization customization, and has the characteristics of large communication transmission data volume and high communication quality.
According to the SDK development kit system provided by the embodiment of the invention, the SDK development kit system performs flow control processing on video data with large data volume, can process more image data by utilizing network bandwidth to the maximum extent, and greatly improves the video quality and stability. Through the SDK development kit system, a user can conveniently and freely superimpose private information on an image to finish scene privatization customization. In most scenes needing communication transmission, the SDK development kit system can provide a stable communication transmission link, and has large communication transmission data volume and high communication quality.
The system of the embodiment of the invention is realized by depending on the electronic equipment, so that the related electronic equipment is necessarily introduced. To this end, an embodiment of the present invention provides an electronic apparatus, as shown in fig. 2, including: at least one processor (processor)201, a communication Interface (communication Interface)204, at least one memory (memory)202 and a communication bus 203, wherein the at least one processor 201, the communication Interface 204 and the at least one memory 202 are configured to communicate with each other via the communication bus 203. The at least one processor 201 may invoke logic instructions in the at least one memory 202 to implement the various systems provided in the system embodiments.
Furthermore, the logic instructions in the at least one memory 202 may be implemented in software functional units and stored in a computer readable storage medium when sold or used as a stand-alone product. Based on such understanding, the technical solution of the present invention may be substantially implemented or contributed to by the prior art, or the technical solution may be implemented in a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the system according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to implement the methods or systems of the various embodiments or some parts of the embodiments.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. Based on this recognition, each block in the flowchart or block diagrams may represent a module, a program segment, or a portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
In this patent, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. An SDK development kit system, comprising: the decoding display module is used for decoding and displaying the network video code stream of the compression coding; the video image pushing module is used for pushing original video image data to a calling party in real time; the private information superposition module is used for superposing private OSD information on the video picture; and the control instruction sending module is used for establishing a transparent transmission channel, sending a control instruction to the equipment through a network and receiving an equipment uplink data instruction.
2. The SDK development kit system of claim 1, wherein said decoding and displaying the compression-encoded network video stream comprises: and decoding and restoring the video coding stream data to obtain displayable image data.
3. The SDK development kit system of claim 1, wherein said pushing raw video image data to a caller in real-time comprises: and displaying the window handle in real time, providing a video original data callback interface for a calling party, and pushing each frame of original video image data to the calling party in real time.
4. The SDK development kit system of claim 1, wherein said overlaying private OSD information on a video picture comprises: and setting a calling interface by adopting OSD, and overlapping the information to be displayed by self definition in a video picture by a calling party, wherein the overlapping coordinate is any point in the video picture.
5. The SDK development kit system of claim 1, wherein the establishing a transparent transmission channel, sending a control command to a device and receiving a device upload data command via a network, comprises: and establishing a transparent transmission channel with the equipment, and after a channel link is opened, sending a private protocol instruction to the channel link and receiving the returned data.
6. An electronic device, comprising:
at least one processor, at least one memory, a communication interface, and a bus; wherein the content of the first and second substances,
the processor, the memory and the communication interface complete mutual communication through the bus;
the memory stores program instructions executable by the processor, which are invoked by the processor to implement the system of any one of claims 1 to 5.
7. A non-transitory computer-readable storage medium storing computer instructions that cause a computer to implement the system of any one of claims 1 to 5.
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| CN202011271136.8A CN112532992A (en) | 2020-11-13 | 2020-11-13 | SDK development kit system and equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011271136.8A CN112532992A (en) | 2020-11-13 | 2020-11-13 | SDK development kit system and equipment |
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| CN112532992A true CN112532992A (en) | 2021-03-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005081527A1 (en) * | 2004-02-23 | 2005-09-01 | Matsushita Electric Industrial Co., Ltd. | Display processing device |
| CN101640768A (en) * | 2008-07-30 | 2010-02-03 | 天津天地伟业数码科技有限公司 | Multi-cannel OSD video superposition controller |
| CN102036038A (en) * | 2011-01-07 | 2011-04-27 | 天津天地伟业数码科技有限公司 | Multi-channel OSD video superposition controller |
| CN102567017A (en) * | 2011-12-15 | 2012-07-11 | 深圳市九洲电器有限公司 | Method and device for simple implementation of OSD (on-screen display) interface output |
| US20150341227A1 (en) * | 2014-05-20 | 2015-11-26 | Savant Systems, Llc | Providing a user interface for devices of a home automation system |
| CN105187771A (en) * | 2015-07-31 | 2015-12-23 | 山东创德软件技术有限公司 | Plant-level comprehensive supervision platform |
-
2020
- 2020-11-13 CN CN202011271136.8A patent/CN112532992A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005081527A1 (en) * | 2004-02-23 | 2005-09-01 | Matsushita Electric Industrial Co., Ltd. | Display processing device |
| CN101640768A (en) * | 2008-07-30 | 2010-02-03 | 天津天地伟业数码科技有限公司 | Multi-cannel OSD video superposition controller |
| CN102036038A (en) * | 2011-01-07 | 2011-04-27 | 天津天地伟业数码科技有限公司 | Multi-channel OSD video superposition controller |
| CN102567017A (en) * | 2011-12-15 | 2012-07-11 | 深圳市九洲电器有限公司 | Method and device for simple implementation of OSD (on-screen display) interface output |
| US20150341227A1 (en) * | 2014-05-20 | 2015-11-26 | Savant Systems, Llc | Providing a user interface for devices of a home automation system |
| CN105187771A (en) * | 2015-07-31 | 2015-12-23 | 山东创德软件技术有限公司 | Plant-level comprehensive supervision platform |
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Inventor after: Huang Li Inventor after: Luo Fei Inventor after: Yang Jianqiang Inventor after: Huang Jun Inventor after: Du Gaofei Inventor after: Wu Qimeng Inventor after: Li Yunbing Inventor before: Luo Fei Inventor before: Yang Jianqiang Inventor before: Huang Jun Inventor before: Du Gaofei Inventor before: Wu Qimeng Inventor before: Li Yunbing |
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Application publication date: 20210319 |