CN110996168A - Video terminal equipment and image synthesis method - Google Patents
Video terminal equipment and image synthesis method Download PDFInfo
- Publication number
- CN110996168A CN110996168A CN201911002437.8A CN201911002437A CN110996168A CN 110996168 A CN110996168 A CN 110996168A CN 201911002437 A CN201911002437 A CN 201911002437A CN 110996168 A CN110996168 A CN 110996168A
- Authority
- CN
- China
- Prior art keywords
- image
- processing module
- module
- video
- digital signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001308 synthesis method Methods 0.000 title claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 137
- 238000000034 method Methods 0.000 claims description 43
- 230000015572 biosynthetic process Effects 0.000 claims description 25
- 238000003786 synthesis reaction Methods 0.000 claims description 25
- 230000015654 memory Effects 0.000 claims description 17
- 238000004891 communication Methods 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 12
- 239000011159 matrix material Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004590 computer program Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000001149 cognitive effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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 or rendering scenes according to encoded video stream scene graphs
- H04N21/44016—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for substituting a video clip
-
- 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 or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The embodiment of the invention relates to the technical field of computers, and discloses a video terminal device and an image synthesis method.
Description
Technical Field
The embodiment of the invention relates to the technical field of computers, in particular to a video terminal device and an image synthesis method.
Background
With the arrival of the digital era, the depth and the breadth of human cognitive objects are further increased, the demand for rapidly acquiring large information quantity is increased, and with the development of video services, a multi-picture splicing technology is generated for simultaneously displaying various video programs intuitively, and a single video terminal can even support simultaneous display output of 128 or more channels of videos.
In implementing the embodiments of the present invention, the inventors found that at least the following problems exist in the above related art: in order to meet the requirement of multiple paths of videos, a common method is that a DSP chip is used to receive multiple paths of videos, decode the videos, combine the decoded videos into a picture, and transmit the picture to an Android system through a PCIe bus for display.
Disclosure of Invention
In view of the foregoing defects of the prior art, an object of the embodiments of the present invention is to provide a high-performance video terminal device and an image synthesizing method.
The purpose of the embodiment of the invention is realized by the following technical scheme:
to solve the foregoing technical problem, in a first aspect, an embodiment of the present invention provides a video terminal device, including:
the main control module is used for outputting a system interface image, a video splicing instruction and a picture synthesis instruction;
the digital signal processing module is in communication connection with the main control module and is used for receiving and decoding at least two video streams and splicing the decoded at least two video streams according to the video splicing instruction to obtain a spliced video image;
the image processing module is respectively in communication connection with the main control module and the digital signal processing module and is used for receiving the spliced video image and carrying out image synthesis on the system interface image and the spliced video image according to the image synthesis instruction to obtain a synthesized image;
and the display module is in communication connection with the image processing module and is used for displaying the composite image.
In some embodiments, the apparatus further comprises: and the main control module is in communication connection with the digital signal processing module and the image processing module through the two control buses respectively and is used for sending the video splicing instruction and the picture synthesis instruction to the digital signal processing module and the image processing module respectively.
In some embodiments, the apparatus further comprises: the image processing module is in communication connection with the main control module and the digital signal processing module through the two high-definition multimedia interface lines respectively and is used for acquiring the system interface image and the spliced video image.
In some embodiments, the digital signal processing module includes at least two video decoders for decoding the at least two video streams.
In some embodiments, the master control module runs a control system.
In some embodiments, the image processing module employs a display matrix chip or a field programmable gate array.
In some embodiments, the digital signal processing module runs a video processing system.
In some embodiments, the apparatus further comprises: and the network module is connected with the digital signal processing module and is used for receiving the at least two paths of video streams from a network.
In some embodiments, the apparatus further comprises: and the storage module is connected with the digital signal processing module and is used for storing the at least two paths of video streams.
In some embodiments, the apparatus further comprises: the power module is respectively connected with the main control module, the digital signal processing module, the image processing module, the display module, the network module and the storage module and is used for supplying power to the main control module, the digital signal processing module, the image processing module, the display module, the network module and the storage module.
In order to solve the foregoing technical problem, in a second aspect, an embodiment of the present invention provides an image synthesis method applied to a video device terminal, where the method includes:
outputting a system interface image, a video splicing instruction and a picture synthesis instruction through a main control module;
receiving and decoding at least two paths of video streams through a digital signal processing module, and splicing the decoded at least two paths of video streams according to the video splicing instruction to obtain a spliced video image;
receiving the spliced video image through an image processing module, and carrying out image synthesis on the system interface image and the spliced video image according to the image synthesis instruction to obtain a synthesized image;
and displaying the composite image through a display module.
In some embodiments, the method further comprises: and the main control module respectively sends the video splicing instruction and the picture synthesis instruction to the digital signal processing module and the image processing module through two control buses.
In some embodiments, the method further comprises: and the image processing module acquires the system interface image and the spliced video image from the main control module and the digital signal processing module respectively through two high-definition multimedia interface lines.
In some embodiments, the digital signal processing module decodes the at least two video streams through at least two video decoders.
In some embodiments, the master control module runs a control system.
In some embodiments, the image processing module employs a display matrix chip or a field programmable gate array.
In some embodiments, the digital signal processing module runs a video processing system.
In some embodiments, the method further comprises: and the digital signal processing module receives the at least two video streams from the network through the network module.
In some embodiments, the method further comprises: and the digital signal processing module stores the at least two video streams through the storage module.
In some embodiments, the method further comprises: the power supply module supplies power to the main control module, the digital signal processing module, the image processing module, the display module, the network module and the storage module.
In order to solve the above technical problem, according to a third aspect, an embodiment of the present invention provides a transfer robot, including:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of the second aspect as described above.
In order to solve the above technical problem, in a fourth aspect, the present invention further provides a computer-readable storage medium storing computer-executable instructions for causing a computer to perform the method according to the second aspect.
Compared with the prior art, the invention has the beneficial effects that: different from the situation of the prior art, the embodiment of the invention provides video terminal equipment and an image synthesis method, the video terminal equipment comprises a main control module, a digital signal processing module, an image processing module and a display module, wherein the digital signal processing module is connected with the main control module and can decode at least two paths of video streams and obtain a spliced image according to a video splicing instruction output by the main control module, the image processing module is respectively connected with the digital signal processing module and the main control module and can synthesize the spliced image and a system interface image output by the main control module and output the synthesized image to the display module for display.
Drawings
One or more embodiments are illustrated by the accompanying figures in the drawings that correspond thereto and are not to be construed as limiting the embodiments, wherein elements/modules and steps having the same reference numerals are represented by like elements/modules and steps, unless otherwise specified, and the drawings are not to scale.
Fig. 1 is a schematic structural diagram of a video terminal device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another video terminal device according to an embodiment of the present invention;
FIG. 3 is a schematic illustration of a composite image of the device of FIG. 2;
FIG. 4 is a flowchart of an image synthesis method according to a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a video terminal device according to a second embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It should be noted that, if not conflicted, the various features of the embodiments of the invention may be combined with each other within the scope of protection of the present application. In addition, although the functional blocks are divided in the device diagram, in some cases, the blocks may be divided differently from those in the device.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Specifically, the embodiments of the present invention will be further explained below with reference to the drawings.
Example one
Referring to fig. 1, a schematic structural diagram of a video terminal device according to an embodiment of the present invention is shown, where the video terminal device 100 includes: a main control module 110, a digital signal processing module 120, an image processing module 130, and a display module 140.
The main control module 110 is configured to output a system interface image, a video stitching instruction, and a picture composition instruction.
The digital signal processing module 120 is communicatively connected to the main control module 110, and is configured to receive and decode at least two video streams, and splice the decoded at least two video streams according to the video splicing instruction to obtain a spliced video image.
The image processing module 130 is in communication connection with the main control module 110 and the digital signal processing module 120, and is configured to receive the spliced video image, and perform image synthesis on the system interface image and the spliced video image according to the image synthesis instruction to obtain a synthesized image.
The display module 140 is communicatively connected to the image processing module 130 for displaying the composite image.
The embodiment of the invention provides a video terminal device 100, which comprises a main control module 110, a digital signal processing module 120, an image processing module 130 and a display module 140, wherein the digital signal processing module 120 is connected with the main control module 110 and can decode at least two video streams and obtain a spliced image according to a video splicing instruction output by the main control module 110, the image processing module 130 is respectively connected with the digital signal processing module 120 and the main control module 110 and can synthesize the spliced image and a system interface image output by the main control module 110 and output the synthesized image to the display module 140 for display.
Referring to fig. 2, which shows a schematic structural diagram of another video terminal device according to an embodiment of the present invention, based on the video terminal device 100 shown in fig. 1, the video terminal device 100 further includes: two control buses I2C and two high definition multimedia interface lines HDMI.
The main control module 110 is in communication connection with the digital signal processing module 120 and the image processing module 130 through the two control buses I2C, respectively, and is configured to send the video splicing instruction and the picture composition instruction to the digital signal processing module 120 and the image processing module 130, respectively. The control bus I2C is a simple, bidirectional two-wire synchronous serial bus that can transmit data between devices connected to the bus via two wires (a serial data wire and a serial clock wire), and the control bus I2C avoids distortion induced by timing differences by separating the data and clock signals for transmission.
The image processing module 130 is in communication connection with the main control module 110 and the digital signal processing module 120 through the two HDMI multimedia interface lines, respectively, and is configured to obtain the system interface image and the stitched video image. The High Definition Multimedia Interface (HDMI) is an Interface standard with High Definition digital video and digital audio transmission capabilities, is a special digital Interface suitable for image transmission, and can simultaneously transmit audio and image signals, and the highest data transmission speed is 18 Gbps. The two HDMI lines are a transmission line capable of transmitting uncompressed high-definition video and multi-channel audio data with high quality, and are used to transmit audio and video signals without any compression.
It should be noted that the control bus and the high-definition multimedia interface line may also adopt other control buses capable of transmitting control instructions and other multimedia interface lines capable of transmitting video data, and need not be limited by the embodiment of the present invention.
With continued reference to fig. 2, the apparatus further comprises: a network module 150, a storage module 160, and a power module 170. The network module 150 is connected to the digital signal processing module 120, and the network module 150 is configured to receive the at least two video streams from a network. The network module 150 includes at least two network ports, and the two network ports are configured to receive the two video streams respectively. The storage module 160 is connected to the digital signal processing module 120, and is configured to store the at least two video streams. The power module 170 is respectively connected to the main control module 110, the digital signal processing module 120, the image processing module 130, the display module 140, the network module 150 and the storage module 160, and is configured to supply power to the main control module 110, the digital signal processing module 120, the image processing module 130, the display module 140, the network module 150 and the storage module 160.
Optionally, in this embodiment of the present invention, the main control module 110 runs a control system, where the control system includes but is not limited to: an Android system, a Linux system or a Windows system. The digital signal processing module 120 includes at least two video decoders for decoding the at least two video streams. The digital signal processing module further comprises at least two network interfaces for receiving the at least two video streams. For example, it may be an IRD2600 decoder (an integrated receiver decoder of the MPEG-2/DVB standard for decoding professional video), a real decoder (for decoding rm or rmvb format files), etc. The digital signal Processing module 120 may employ a DSP chip (DSP: digital signal Processing, DSP chip: chip capable of implementing digital signal Processing technology) to operate a video Processing system, such as a Linux system. The image processing module 130 adopts a display matrix chip or a field Programmable Gate array (fpga) (field Programmable Gate array).
Preferably, in the embodiment of the present invention, an Android system is adopted as the main control module 110 to define a picture output to the display module 140. A haisi Hi3531D chip (a professional high-end SOC chip developed for multi-channel D1 and multi-channel high-definition DVR and NVR product applications) is used as the digital signal processing module 120, so as to synthesize a picture and output the picture to the display module 140. A field programmable gate array is used as the image processing module 130 to realize the decoding and layout of multiple video streams. The display module 140 is any display or display screen capable of displaying the composite image output by the image processing module 130, and may be, for example, a liquid crystal display or the like.
Specifically, please refer to fig. 3, which shows a schematic diagram of an exemplary composite image of the video terminal device 100, wherein the Android system leaves a certain area S on the system interface image a1 output by the Android system for displaying the stitched video image output by the digital signal processing module 120. Alternatively, the area S may be marked with a specific identification, for example, with a specific color mark. The remaining area of the system interface image a1 is used to display Android system interfaces, e.g., text, images, links, etc. Alternatively, the remaining area of the system interface image a1 other than area S may be divided into a plurality of sub-areas, such as Item1, Item2, Item3, and Item4 in the figure, for displaying different contents, respectively. After generating the system interface image a1, the main control module 110 outputs the system interface image a1 to the image processing module 130 through a HDMI interface line.
After the system interface image a1 is set and the region S is reserved, the Android system further outputs a video stitching instruction through the control bus I2C to control the layout of the output stitched video image a2 by the digital signal processing module 120, where the stitched video image a2 is in accordance with the layout of the region S reserved by the system interface image a1, and further, the position of the picture where each video stream is located, for example, the layout, size, and position of V1 and V2 … … V6 in fig. 3 in the stitched video image a2, can be controlled according to the number of input video streams. The digital signal processing module 120 receives at least two video streams from the network, decodes each video stream, lays out a display picture of a spliced video image according to the received video splicing instruction, and then outputs the spliced video image a2 to the image processing module 130 through a high-definition multimedia interface line HDMI.
The image processing module 130 obtains the system interface image a1 and the stitched video image a2 through two high-definition multimedia interface lines HDMI, receives a picture synthesis instruction output by an Android system to the image processing module 130 through the control bus I2C, synthesizes the output mode and parameters of the stitched video image and the system interface image by the image processing module 130 according to the setting carried by the picture synthesis instruction, synthesizes the system interface image a1 and the stitched video image a2, and obtains a synthesized image A3. Specifically, after the image processing module 130 performs image processing such as zooming and cropping on the input system interface image a1 and the stitched video image a2, an area S and the stitched video image a2 subjected to image processing are superimposed according to a specific mark, and the processed stitched video image a2 is superimposed on the area S, so that the composite image A3 is finally obtained. Finally, the composite image A3 is output to the display module 140 such that the display module 140 is able to display the composite image A3.
Example two
Referring to fig. 4, a flowchart of an image synthesis method provided by an embodiment of the present invention is shown, where the method is applied to a video device terminal, and the method includes, but is not limited to, the following steps:
step 210: outputting a system interface image, a video splicing instruction and a picture synthesis instruction through a main control module;
step 220: receiving and decoding at least two paths of video streams through a digital signal processing module, and splicing the decoded at least two paths of video streams according to the video splicing instruction to obtain a spliced video image;
step 230: receiving the spliced video image through an image processing module, and carrying out image synthesis on the system interface image and the spliced video image according to the image synthesis instruction to obtain a synthesized image;
step 240: and displaying the composite image through a display module.
In some embodiments, the method further comprises: and the main control module respectively sends the video splicing instruction and the picture synthesis instruction to the digital signal processing module and the image processing module through two control buses.
In some embodiments, the method further comprises: and the image processing module acquires the system interface image and the spliced video image from the main control module and the digital signal processing module respectively through two high-definition multimedia interface lines.
In some embodiments, the digital signal processing module decodes the at least two video streams through at least two video decoders.
In some embodiments, the master control module runs a control system.
In some embodiments, the image processing module employs a display matrix chip or a field programmable gate array.
In some embodiments, the digital signal processing module runs a video processing system.
In some embodiments, the method further comprises: and the digital signal processing module receives the at least two video streams from the network through the network module.
In some embodiments, the method further comprises: and the digital signal processing module stores the at least two video streams through the storage module.
In some embodiments, the method further comprises: the power supply module supplies power to the main control module, the digital signal processing module, the image processing module, the display module, the network module and the storage module.
An embodiment of the present invention further provides a video terminal device, please refer to fig. 5, which shows a hardware structure of a video terminal device capable of executing the image synthesis method shown in fig. 4. The video terminal apparatus 100 may be the video terminal apparatus 100 shown in fig. 1 or fig. 2.
The video terminal apparatus 100 includes: at least one processor 11; and a memory 12 communicatively coupled to the at least one processor 11, which is exemplified by one processor 11 in fig. 5. The memory 12 stores instructions executable by the at least one processor 11 to enable the at least one processor 11 to perform the image composition method described above with respect to fig. 4. The processor 11 and the memory 12 may be connected by a bus or other means, and fig. 5 illustrates the connection by a bus as an example.
The memory 12, which is a non-volatile computer-readable storage medium, may be used to store non-volatile software programs, non-volatile computer-executable programs, and modules, such as program instructions/modules corresponding to the image synthesis method in the embodiment of the present application, for example, the respective modules shown in fig. 1 and 2. The processor 11 executes various functional applications of the server and data processing by running the nonvolatile software programs, instructions, and modules stored in the memory 12, that is, implements the image synthesis method of the above-described method embodiment.
The memory 12 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the image synthesizing apparatus, and the like. Further, the memory 12 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some embodiments, the memory 12 optionally includes a memory remotely located from the processor 11, and these remote memories may be connected to the image synthesis apparatus via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The one or more modules are stored in the memory 12 and when executed by the one or more processors 11 perform the image synthesis method in any of the method embodiments described above, e.g., perform the method steps of fig. 4 described above, implementing the functionality of the modules and units in fig. 1-2.
The product can execute the method provided by the embodiment of the application, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the methods provided in the embodiments of the present application.
Embodiments of the present application also provide a non-transitory computer-readable storage medium storing computer-executable instructions that are executed by one or more processors, for example, to perform the method steps of fig. 4 described above, to implement the functions of the modules in fig. 1-2.
Embodiments of the present application further provide a computer program product comprising a computer program stored on a non-volatile computer-readable storage medium, the computer program comprising program instructions that, when executed by a computer, cause the computer to perform an image synthesis method in any of the above-described method embodiments, for example, to perform the method steps of fig. 4 described above, to implement the functions of the respective modules in fig. 1 to 2.
The embodiment of the invention provides video terminal equipment and an image synthesis method, the video terminal equipment comprises a main control module, a digital signal processing module, an image processing module and a display module, wherein the digital signal processing module is connected with the main control module and can decode at least two paths of video streams and obtain a spliced image according to a video splicing instruction output by the main control module, the image processing module is respectively connected with the digital signal processing module and the main control module and can synthesize the spliced image and a system interface image output by the main control module and output the synthesized image to the display module for displaying.
It should be noted that the above-described device embodiments are merely illustrative, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on multiple 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.
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 general hardware platform, and certainly can also be implemented by hardware. It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware related to instructions of a computer program, which can be stored in a computer readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
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; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; 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 the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (22)
1. A video terminal device, comprising:
the main control module is used for outputting a system interface image, a video splicing instruction and a picture synthesis instruction;
the digital signal processing module is in communication connection with the main control module and is used for receiving and decoding at least two video streams and splicing the decoded at least two video streams according to the video splicing instruction to obtain a spliced video image;
the image processing module is respectively in communication connection with the main control module and the digital signal processing module and is used for receiving the spliced video image and carrying out image synthesis on the system interface image and the spliced video image according to the image synthesis instruction to obtain a synthesized image;
and the display module is in communication connection with the image processing module and is used for displaying the composite image.
2. The apparatus of claim 1, further comprising: and the main control module is in communication connection with the digital signal processing module and the image processing module through the two control buses respectively and is used for sending the video splicing instruction and the picture synthesis instruction to the digital signal processing module and the image processing module respectively.
3. The apparatus of claim 1, further comprising: the image processing module is in communication connection with the main control module and the digital signal processing module through the two high-definition multimedia interface lines respectively and is used for acquiring the system interface image and the spliced video image.
4. The apparatus of claim 1, wherein said digital signal processing module comprises at least two video decoders for decoding said at least two video streams.
5. The apparatus of claim 1, wherein the master control module runs a control system.
6. The apparatus of claim 1, wherein the image processing module employs a display matrix chip or a field programmable gate array.
7. The apparatus of claim 1, wherein the digital signal processing module runs a video processing system.
8. The apparatus of claim 1, further comprising: and the network module is connected with the digital signal processing module and is used for receiving the at least two paths of video streams from a network.
9. The apparatus of claim 8, further comprising: and the storage module is connected with the digital signal processing module and is used for storing the at least two paths of video streams.
10. The apparatus of claim 9, further comprising: the power module is respectively connected with the main control module, the digital signal processing module, the image processing module, the display module, the network module and the storage module and is used for supplying power to the main control module, the digital signal processing module, the image processing module, the display module, the network module and the storage module.
11. An image synthesis method applied to a video device terminal, the method comprising:
outputting a system interface image, a video splicing instruction and a picture synthesis instruction through a main control module;
receiving and decoding at least two paths of video streams through a digital signal processing module, and splicing the decoded at least two paths of video streams according to the video splicing instruction to obtain a spliced video image;
receiving the spliced video image through an image processing module, and carrying out image synthesis on the system interface image and the spliced video image according to the image synthesis instruction to obtain a synthesized image;
and displaying the composite image through a display module.
12. The method of claim 11, further comprising: and the main control module respectively sends the video splicing instruction and the picture synthesis instruction to the digital signal processing module and the image processing module through two control buses.
13. The method of claim 11, further comprising: and the image processing module acquires the system interface image and the spliced video image from the main control module and the digital signal processing module respectively through two high-definition multimedia interface lines.
14. The method of claim 11, wherein the digital signal processing module decodes the at least two video streams via at least two video decoders.
15. The method of claim 11, wherein the master control module runs a control system.
16. The method of claim 11, wherein the image processing module employs a display matrix chip or a field programmable gate array.
17. The method of claim 11, wherein the digital signal processing module runs a video processing system.
18. The method of claim 11, further comprising: and the digital signal processing module receives the at least two video streams from the network through the network module.
19. The method of claim 18, further comprising: and the digital signal processing module stores the at least two video streams through the storage module.
20. The method of claim 19, further comprising: the power supply module supplies power to the main control module, the digital signal processing module, the image processing module, the display module, the network module and the storage module.
21. A video terminal device, comprising:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of any one of claims 11-20.
22. A computer-readable storage medium having stored thereon computer-executable instructions for causing a computer to perform the method of any one of claims 11-20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911002437.8A CN110996168A (en) | 2019-10-21 | 2019-10-21 | Video terminal equipment and image synthesis method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911002437.8A CN110996168A (en) | 2019-10-21 | 2019-10-21 | Video terminal equipment and image synthesis method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110996168A true CN110996168A (en) | 2020-04-10 |
Family
ID=70082222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911002437.8A Pending CN110996168A (en) | 2019-10-21 | 2019-10-21 | Video terminal equipment and image synthesis method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110996168A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111866409A (en) * | 2020-06-22 | 2020-10-30 | 北京都是科技有限公司 | Image selection processing apparatus and image selection processing system |
| CN113096201A (en) * | 2021-03-30 | 2021-07-09 | 上海西井信息科技有限公司 | Embedded video image deep learning system, method, equipment and storage medium |
| CN115482789A (en) * | 2022-09-29 | 2022-12-16 | 广州文石信息科技有限公司 | Multi-channel based picture display method and device, terminal equipment and storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105338318A (en) * | 2015-11-09 | 2016-02-17 | 浙江宇视科技有限公司 | Monitoring system and remote control method thereof |
| CN207663435U (en) * | 2017-12-04 | 2018-07-27 | 金鹏电子信息机器有限公司 | Tiled display associated apparatus and splice displaying system |
| US20180324410A1 (en) * | 2015-10-29 | 2018-11-08 | Oy Vulcan Vision Corporation | Video imaging an area of interest using networked cameras |
-
2019
- 2019-10-21 CN CN201911002437.8A patent/CN110996168A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180324410A1 (en) * | 2015-10-29 | 2018-11-08 | Oy Vulcan Vision Corporation | Video imaging an area of interest using networked cameras |
| CN105338318A (en) * | 2015-11-09 | 2016-02-17 | 浙江宇视科技有限公司 | Monitoring system and remote control method thereof |
| CN207663435U (en) * | 2017-12-04 | 2018-07-27 | 金鹏电子信息机器有限公司 | Tiled display associated apparatus and splice displaying system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111866409A (en) * | 2020-06-22 | 2020-10-30 | 北京都是科技有限公司 | Image selection processing apparatus and image selection processing system |
| CN113096201A (en) * | 2021-03-30 | 2021-07-09 | 上海西井信息科技有限公司 | Embedded video image deep learning system, method, equipment and storage medium |
| CN113096201B (en) * | 2021-03-30 | 2023-04-18 | 上海西井信息科技有限公司 | Embedded video image deep learning method, equipment and storage medium |
| CN115482789A (en) * | 2022-09-29 | 2022-12-16 | 广州文石信息科技有限公司 | Multi-channel based picture display method and device, terminal equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101492535B1 (en) | Method, apparatus and system for generating and facilitating mobile high-definition multimedia interface | |
| CN110996168A (en) | Video terminal equipment and image synthesis method | |
| CN109168021B (en) | Plug flow method and device | |
| US20150002739A1 (en) | Image display system and image processing method capable of supporting uhd video/image data display | |
| CN102098443B (en) | Camera, communication system and corresponding image processing method | |
| JP7455944B2 (en) | home cinema system device | |
| CN104125434A (en) | Long-distance high-definition transmission system | |
| CN102724433A (en) | Method and device for realizing multi-video signal image composition | |
| US11871137B2 (en) | Method and apparatus for converting picture into video, and device and storage medium | |
| CN104168427A (en) | Multipicture synthesizing method and system | |
| CN104135643A (en) | Long-distance high-definition transmission method and equipment | |
| CN110012336A (en) | Picture configuration method, terminal and the device at interface is broadcast live | |
| US20170249944A1 (en) | Transmission device, transmission method, reception device and reception method | |
| CN104837046A (en) | Multi-media file processing method and device | |
| KR100663380B1 (en) | Imaging device and method for transferring image signal | |
| CN103647906A (en) | Multipath audio and video synthetic method for embedded hard-disk video recorder | |
| CN104182193A (en) | High-definition large-screen display method and system and large-screen workstation | |
| CN110418079A (en) | Image signal conversion equipment | |
| WO2016006746A1 (en) | Device for super-resolution image processing | |
| CN206117889U (en) | 720 degrees panorama collection system in two meshes | |
| CN109874052B (en) | Image processing method, device, equipment and system | |
| EP3340035A1 (en) | Electronic apparatus and method for updating firmware and settings of a display apparatus | |
| WO2022104638A1 (en) | Image transmission data processing method, image transmission device, terminal device, and storage medium | |
| CN209330214U (en) | The presentation-guiding device of multichannel live streaming | |
| CN104010137B (en) | The method and apparatus of the upper wall of network HD video splicing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200410 |