CN207010877U - Possesses the video capture device of material loading function - Google Patents
Possesses the video capture device of material loading function Download PDFInfo
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- CN207010877U CN207010877U CN201720164420.2U CN201720164420U CN207010877U CN 207010877 U CN207010877 U CN 207010877U CN 201720164420 U CN201720164420 U CN 201720164420U CN 207010877 U CN207010877 U CN 207010877U
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Abstract
The application provides a kind of video capture device for possessing material loading function, including：Video input unit, material provide unit, control unit, processing unit and video output unit；Possessing the video capture device of material loading function in the application, there is the material for being used to provide material to provide unit, the bandwidth of data transfer between the video capture device and external equipment that are not take up possessing material loading function；Processing unit receives the vision signal from video input unit and the material of unit is provided from material, material is loaded into vision signal and external equipment is sent to by video output unit, the video capture device itself for possessing material loading function is handled vision signal, it is not take up the resource of external equipment being attached thereto, fast response time, it is adapted to abundant application scenarios.
Description
Technical field
The application is related to video field, more particularly to a kind of video capture device for possessing material loading function.
Background technology
With the development that internet video live broadcasting is applied, more and more users can utilize computer in net cast to video
Signal carries out material loading processing.But the memory source for occupying computer is caused to the material loading processing of vision signal,
Causing computer, response speed is slower in the case where running a large amount of programs.
The content of the invention
The application provides a kind of video capture device for possessing material loading function, it is characterised in that including：Video input
Unit, material provide unit, control unit, processing unit and video output unit；
The video input unit is used for the processing unit incoming video signal；
The material provides unit and is used to provide material；
The material, which provides unit, includes material memory cell, for storing material；
The processing unit and described control unit electric signal communication, for responding the control letter of described control unit transmission
Number, provide unit by the material and obtain material corresponding with the control signal, the material is loaded into the video
Signal is simultaneously sent to external equipment by the video output unit.
As a kind of embodiment, the material includes textual materials, picture materials, flash animation material and audio element
At least one of material.
As a kind of embodiment, the processing unit includes codec unit and image processing apparatus；
The codec unit receives the material and the vision signal, and decoding process is carried out to it；At described image
Device is managed by the decoded material, is loaded into the decoded vision signal；Mixed signal after loading is via institute
After stating codec unit progress coded treatment, the external equipment is sent to by the video output unit.
As a kind of embodiment, the material, which provides unit, also includes material receiving unit；
The material memory cell includes memory；
The material receiving unit includes wired or wireless material receiving unit, and equipment is provided for connecting outside material.
As a kind of embodiment, described control unit includes touch controlled key, and/or, control signal receiving unit；
The touch controlled key is arranged on the shell of the video capture device for possessing material loading function, in quilt
During triggering the control signal is sent to the processing unit；
The control signal receiving unit includes wired or wireless control signal receiving unit, receives the control from outside
Signal.
As a kind of embodiment, the video capture device for possessing material loading function includes regarding described at least two
Frequency input block, the video capture device for possessing material loading function also include signal behavior unit；
The signal behavior unit is arranged between the video input unit and the processing unit, described for selecting
Vision signal input is at least carried out in video input unit all the way.
As a kind of embodiment, the video input unit includes video acquisition part, and/or, video input interface；
The video acquisition part includes camera；The video input interface includes wired or wireless video input interface.
As a kind of embodiment, the video output unit includes wired or wireless video output interface；
The cable video output interface includes at least one of USB interface, USB interface and HDMI；
The wireless video output interface includes WIFI, bluetooth, radio frequency and at least one of infrared.
As a kind of embodiment, the video capture device for possessing material loading function also includes audio input list
Member, for input audio signal；The audio input unit and the processing unit electric signal communication；The processing unit is also used
Exported after the audio signal is handled.
As a kind of embodiment, the audio input unit includes audio collection part, or audio input interface；
The audio collection part includes miaow core；
The audio input interface is included in analogue audio frequency input interface and DAB input interface at least
One kind, wherein, the analog audio interface in TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces at least one
Kind, the digital audio interface in AES/EBU interfaces, S/PDIF interfaces, coaxial interface and optical fiber interface at least one
Kind.
The beneficial effect of the application is：The application provides a kind of video capture device for possessing material loading function, including：
Video input unit, material provide unit, control unit, processing unit and video output unit；Possess material in the application to add
Carrying the video capture device of function, there is the material for being used to provide material to provide unit, be not take up possessing regarding for material loading function
The bandwidth of data transfer between frequency collecting device and external equipment (such as PC, mobile phone, tablet personal computer)；Processing unit response control
The control signal that unit is sent, provide unit by material and obtain material corresponding with control signal, material is loaded into video
Signal is simultaneously sent to external equipment by video output unit.Enable the video capture device itself for possessing material loading function
It is enough that vision signal is handled, the resource of external equipment being attached thereto is not take up, external-device response speed is fast, improves
The usage experience of user.
Brief description of the drawings
Fig. 1 is a kind of example structure schematic diagram of video capture device that the application possesses material loading function；
Fig. 2 is the video capture device another kind example structure schematic diagram that the application possesses material loading function；
Fig. 3 is the video capture device another kind example structure schematic diagram that the application possesses material loading function；
Fig. 4 is the video capture device another kind example structure schematic diagram that the application possesses material loading function.
Embodiment
The present invention is described in further detail below by embodiment combination accompanying drawing.
The application provides a kind of video capture device for possessing material loading function, as shown in figure 1, including：Video input
Unit, material provide unit, control unit, processing unit and video output unit；Video input unit is used for processing unit
Incoming video signal；Material provides unit and is used to provide material；Processing unit and control unit electric signal communication, are controlled for responding
The control signal that unit processed is sent, provide unit by material and obtain material corresponding with control signal, material is loaded into and regarded
Frequency signal is simultaneously sent to external equipment by video output unit.
In the present embodiment, processing unit can be general processor chips, such as FPGA (Field-
Programmable Gate Array, field programmable gate array), DSP (digital signal processing, numeral
Signal processor) or single-chip microcomputer.In particular, processing unit can be I.MX6 series A RM singlechip chips, in the chip, collection
Into image processing apparatus, the image processing apparatus can carry out the mixed processing of image, and material is loaded on into vision signal.At it
In its embodiment, processing unit can also be special picture processing chip, such as image processor.No matter processing unit is using logical
There is image processing function processor chips, or special picture processing chip, image is integrated with processing unit
Processing unit, for material to be loaded on into vision signal.In this application, processing unit is set and possesses material loading function
Video capture device inside, for carry out material hardware load, processing speed is fast, and application scenarios enrich.
The application provides a kind of video capture device for possessing material loading function, including：Video input unit, material carry
For unit, control unit, processing unit and video output unit；Possesses the video capture device of material loading function in the application
With unit is provided for the material for providing material, the video capture device and external equipment for possessing material loading function are not take up
Between data transfer bandwidth；Processing unit response control unit send control signal, by material provide unit obtain with
Material corresponding to control signal, material is loaded into vision signal and external equipment is sent to by video output unit so that
The video capture device itself for possessing material loading function can be handled vision signal, be not take up the outside being attached thereto
The resource of equipment, fast response time, it is adapted to abundant application scenarios.
In the present embodiment, external equipment includes the terminal devices such as PC, mobile phone and tablet personal computer.Live one kind out of doors
In application scenarios, possess the video capture device collection outer video signal of material loading function, be mounted with mobile phone live soft
Part is broadcast live, and material provides unit and is used to provide the materials such as conventional picture, music, FLASH, possesses material loading work(
Can video capture device material is loaded onto in vision signal after, be sent to by video output unit carry out it is live
Mobile phone, it is shown on live platform.In material loading procedure, vacant mobile phone resources, live effect is effectively guaranteed
Fruit.
Material includes at least one in textual materials, picture materials, flash animation material and audio material.There is provided more
Kind material, for providing multiple choices, enriches application scenarios.
In the present embodiment, control unit sends control signal to processing unit, and control signal may be configured as a variety of, such as control
Picture materials Loading Control signal, audio material Loading Control signal, Flash material Loading Control signals can be transmitted in unit processed
Lamp, be advantageous to the material different according to selection is actually needed.
In another embodiment, as shown in Fig. 2 processing unit includes codec unit and image processing apparatus；Compile
Decoding unit receives material and vision signal, and decoding process is carried out to it；Decoded material is loaded into by image processing apparatus
In decoded vision signal；After mixed signal after loading carries out coded treatment via codec unit, pass through video frequency output
Unit is sent to external equipment.Codec unit and image processing apparatus can integrate with inside same chip, or each
Independent chip.Out of doors in a kind of live application scenarios, mobile phone sends material by video output unit, because being limited to net
Network factor, mobile phone often send the material through overcompression to the video capture device for possessing material loading function, possess material and add
The video capture device for carrying function is being received after the material of overcompression, need to be first passed through codec unit and be decoded, then send
Enter image processing apparatus and carry out material loading.If the likewise, advance encoded place of the vision signal of video input unit input
Reason, need to first carry out decoding process, and material loading is being carried out via image processing apparatus.The vision signal of material is loaded with loopback
During to mobile phone, network speed is similarly limited to, it is necessary to be exported after encoding by video output unit.Include volume in processing unit
Decoding unit, the material and vision signal of a variety of qualities can be handled, make the video acquisition for possessing material loading function
Equipment is high to the adaptability of material and vision signal.
In another embodiment, video input unit includes video acquisition part, and/or, video input interface；Depending on
Frequency acquisition component includes camera；Video input interface includes wired or wireless video input interface.Wherein cable video inputs
Interface includes at least one of USB interface, USB interface and HDMI.The video that the application possesses material loading function is adopted
Collect equipment and various video signal input mode is provided, compatibility is strong.
In another embodiment, material, which provides unit, includes material memory cell, and/or material receiving unit；Element
Material memory cell includes memory, for storing material；Material receiving unit includes wired or wireless material receiving unit, is used for
The outside material of connection provides equipment.Wherein wired material receiving unit includes RCA, optical fiber/coaxial, Cannon, USB interface,
At least one of USB interface and HDMI.Wherein RCA, optical fiber/coaxial, USB interface, Cannon are used for receiving audio
Material, USB interface, USB interface and HDMI interfaces are used for receiving image or FLASH materials；Wherein wireless material receiving unit bag
Include WIFI, bluetooth, radio frequency and at least one of infrared.In the present embodiment, the video capture device for possessing material loading function is set
Material memory cell is equipped with, easily material can be called；The video capture device for possessing material loading function is provided with
Material receiving unit, can be more abundant compared with material memory cell from external reception material, the story types and content of reception.
In another embodiment, control unit includes touch controlled key, and/or, control signal receiving unit；Touch-control is pressed
Key is arranged on the shell for the video capture device for possessing material loading function, is controlled for being sent when being triggered to processing unit
Signal processed；Control signal receiving unit includes wired or wireless control signal receiving unit, receives the control signal from outside.
Wherein there is line control signal receiving unit to include RCA, optical fiber/coaxial, Cannon, USB interface, USB interface and HDMI
At least one of；Wherein wireless control signal receiving unit includes WIFI, bluetooth, radio frequency and at least one of infrared.Touch-control
Button may be configured as each touch controlled key and correspond to a kind of material, and the description information of material is related on device housings, convenient
User quickly triggers touch controlled key and carries out loading processing to vision signal.Set when material offer unit provides for the outside material of connection
During standby material receiving unit, the control signal of control unit, which by material provides unit and sent to outside material, provides equipment,
Outside material provide equipment according to control signal by material provide unit as external vision signal material be connected on equipment send with
Material corresponding to control signal.
In another embodiment, as shown in figure 3, the video capture device for possessing material loading function includes at least two
Video input unit, possessing the video capture device of material loading function also includes setting and video input unit and processing unit
Between signal behavior unit；At least progress vision signal is defeated all the way for selecting in video input unit for signal behavior unit
Enter.
In the present embodiment, signal behavior unit includes setting and the multichannel between video input unit and processing unit is selected
Device is selected, for example, 8 select 2 data selectors, 16 select 2 data selectors, for selecting at least to be regarded all the way in video input unit
Frequency signal inputs.
In the present embodiment, signal behavior unit also includes setting with possessing outside the video capture device of material loading function
Touch-screen or touch key-press on shell, touch-screen or touch key-press and MUX electric signal communication, for being touched
Gating command is sent to MUX during hair, MUX is selected at least one in video input unit according to the gating command
Road vision signal input.
At least two video input units can input the vision signal of same type, can also input different types of regard
Frequency signal.In the present embodiment, if video input unit and video output unit are interface, video input interface and video
Output interface can be the video interface of same type, or different types of video interface, so it is easy to understand that if video
Access interface is different from the type of video output interface, and processing unit need to carry out the conversion of video signal format.
In another embodiment, video output unit includes wired or wireless video output interface.It is wherein wired to regard
Frequency output interface includes at least one of USB interface, USB interface and HDMI.Wherein wireless video output interface includes
WIFI, bluetooth, radio frequency and at least one of infrared.
In the present embodiment, the video capture device for possessing material loading function provides the various video way of output, compatible
Multiple external equipments, suitable for the application scenarios of complexity.
In another embodiment, as shown in figure 4, the video capture device for possessing material loading function is also defeated including audio
Enter unit, for input audio signal；Audio input unit and processing unit electric signal communication；Processing unit is additionally operable to audio
Exported after signal transacting.Processing unit is exported after carrying out protocol conversion to the audio signal received, or audio signal is carried out
Exported after audio effect processing.
Audio input unit is set in the video capture device for possessing material loading function, can with input audio signal,
And exported after audio frequency and video are overlapped, in a kind of application scenarios, user can utilize audio input unit input voice letter
Number, for explaining video content, enrich the application scenarios for the video capture device for possessing material loading function.
In another embodiment, audio input unit includes audio collection part, or audio input interface；
Audio collection part includes miaow core；
Audio input interface includes at least one of analogue audio frequency input interface and DAB input interface,
Wherein, analog audio interface is selected from least one of TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces, DAB
Interface is selected from least one of AES/EBU interfaces, S/PDIF interfaces, coaxial interface and optical fiber interface.
When audio input unit is miaow core, the video capture device for possessing material loading function has had audio collection concurrently in itself
Function, integrated level is high, good portability；When audio input unit is audio input interface, polytype audio can be provided
Input interface, can compatible a variety of audio frequency apparatuses, be easy to the application to possess video capture device and the outside of material loading function
Audio frequency apparatus is cascaded, and in a kind of application scenarios, outer audio equipment possesses element by audio input interface and the application
The video capture device cascade of material loading function, outer audio equipment collection audio signal, and after handling audio signal
Input sound of the video capture device to input for the video capture device for possessing material loading function, possessing material loading function
Frequency signal is handled, and is loaded into vision signal, enriches the applied field for the video capture device for possessing material loading function
Scape.
Above content is to combine specific embodiment further description made for the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For general technical staff of the technical field of the invention, do not taking off
On the premise of from present inventive concept, some simple deduction or replace can also be made.
Claims (10)
- A kind of 1. video capture device for possessing material loading function, it is characterised in that including：Video input unit, material carry For unit, control unit, processing unit and video output unit；The video input unit is used for the processing unit incoming video signal；The material provides unit and is used to provide material；The material, which provides unit, includes material memory cell, for storing material；The processing unit and described control unit electric signal communication, for responding the control signal of described control unit transmission, Unit is provided by the material and obtains material corresponding with the control signal, and the material is loaded into the vision signal And external equipment is sent to by the video output unit.
- 2. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in that the material includes At least one of textual materials, picture materials, flash animation material and audio material.
- 3. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in that the processing unit Including codec unit and image processing apparatus；The codec unit receives the material and the vision signal, and decoding process is carried out to it；Described image processing dress Put the decoded material, be loaded into the decoded vision signal；Mixed signal after loading is via the volume After decoding unit carries out coded treatment, the external equipment is sent to by the video output unit.
- 4. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in that the material provides Unit also includes material receiving unit；The material memory cell includes memory；The material receiving unit includes wired or wireless material receiving unit, and equipment is provided for connecting outside material.
- 5. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in that described control unit Including touch controlled key, and/or, control signal receiving unit；The touch controlled key is arranged on the shell of the video capture device for possessing material loading function, for being triggered When to the processing unit send the control signal；The control signal receiving unit includes wired or wireless control signal receiving unit, receives the control from outside and believes Number.
- 6. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in that described to possess material The video capture device of loading function includes at least two video input units, the video for possessing material loading function Collecting device also includes signal behavior unit；The signal behavior unit is arranged between the video input unit and the processing unit, for selecting the video Vision signal input is at least carried out in input block all the way.
- 7. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in that the video input Unit includes video acquisition part, and/or, video input interface；The video acquisition part includes camera；The video is defeated Incoming interface includes wired or wireless video input interface.
- 8. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in thatThe video output unit includes wired or wireless video output interface；The cable video output interface includes at least one of USB interface, USB interface and HDMI；The wireless video output interface includes WIFI, bluetooth, radio frequency and at least one of infrared.
- 9. the video capture device as claimed in claim 1 for possessing material loading function, it is characterised in that described to possess material The video capture device of loading function also includes audio input unit, for input audio signal；The audio input unit with The processing unit electric signal communication；The processing unit is additionally operable to export after the audio signal is handled.
- 10. the video capture device as claimed in claim 9 for possessing material loading function, it is characterised in that the audio is defeated Entering unit includes audio collection part, or audio input interface；The audio collection part includes miaow core；The audio input interface includes at least one of analogue audio frequency input interface and DAB input interface, Wherein, the analog audio interface is selected from least one of TRS interfaces, TRPS interfaces, RCA interfaces and XLR interfaces, described Digital audio interface is selected from least one of AES/EBU interfaces, S/PDIF interfaces, coaxial interface and optical fiber interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720164420.2U CN207010877U (en) | 2017-02-22 | 2017-02-22 | Possesses the video capture device of material loading function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720164420.2U CN207010877U (en) | 2017-02-22 | 2017-02-22 | Possesses the video capture device of material loading function |
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| CN207010877U true CN207010877U (en) | 2018-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720164420.2U Active CN207010877U (en) | 2017-02-22 | 2017-02-22 | Possesses the video capture device of material loading function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111614868A (en) * | 2020-04-17 | 2020-09-01 | 北京中庆现代技术股份有限公司 | Wireless FHD audio-video transmission device |
| CN113556500A (en) * | 2020-04-24 | 2021-10-26 | 华为技术有限公司 | Video overlapping method, device and system |
-
2017
- 2017-02-22 CN CN201720164420.2U patent/CN207010877U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111614868A (en) * | 2020-04-17 | 2020-09-01 | 北京中庆现代技术股份有限公司 | Wireless FHD audio-video transmission device |
| CN113556500A (en) * | 2020-04-24 | 2021-10-26 | 华为技术有限公司 | Video overlapping method, device and system |
| WO2021213017A1 (en) * | 2020-04-24 | 2021-10-28 | 华为技术有限公司 | Video superimposition method, apparatus and system |
| CN113556500B (en) * | 2020-04-24 | 2022-05-13 | 华为技术有限公司 | Video overlapping method, device and system |
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