CN109963188A - Switching method, device, electronic equipment and the storage medium of video pictures - Google Patents
Switching method, device, electronic equipment and the storage medium of video pictures Download PDFInfo
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- CN109963188A CN109963188A CN201711408770.XA CN201711408770A CN109963188A CN 109963188 A CN109963188 A CN 109963188A CN 201711408770 A CN201711408770 A CN 201711408770A CN 109963188 A CN109963188 A CN 109963188A
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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
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
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Abstract
The embodiment of the invention provides a kind of switching method of video pictures, device, electronic equipment and storage mediums, this method comprises: during playing the video of current data channel transfer, after receiving the screen switching for carrying the gap marker of to be switched data channel instruction, based on the gap marker that screen switching instruction carries, the connection with to be switched data channel is established；Receive the video of to be switched data channel transmission；When reaching default switching condition, by broadcasting pictures from the video of current data channel transfer, it is switched to the video of to be switched data channel transmission.In the case where keeping playing the video of current data channel transfer, it connects each to be switched data channel and receives the video of to be switched data channel transmission, after reaching default switching condition, broadcasting pictures are switched to the video of to be switched data channel transmission, the case where blank screen during screen switching can be reduced, fluency when video pictures switching is promoted, viewing effect is improved.
Description
Technical field
The present invention relates to field of video broadcasting technology, more particularly to the switching method, device, electronic equipment of video pictures
And storage medium.
Background technique
Recorded broadcast host is a kind of synthesis host applied to culture and education industry, can be dynamically according to current business demand
The frame numbers shown on adjustment screen, the display position of each picture, and each picture of switching, to meet various display needs.
For existing recorded broadcast host when carrying out the switching of recorded broadcast video pictures, the variation of recorded broadcast host display image screen can be with
As shown in Figure 1, being playing four pictures on current screen, played respectively in each picture in A content, B content, C content and D
Hold, as shown in 101；When receiving the switching command of recorded broadcast video pictures, the data channel connected before successively closing first,
Recorded broadcast video is not shown on screen at this time, as shown in 102；Then it according to switching command, establishes and number specified in switching command
According to the connection in channel, and recorded broadcast video to be received is waited, screen is as indicated at 103 at this time；Finally receive the record of each data channel transmission
Video processed, and E content, F content, G content, H content, I content and J content are shown respectively, as shown at 104.
In the handoff procedure of existing recorded broadcast video pictures, from the data channel that closing has connected to the number of display next round
According to the recorded broadcast video of channel transfer, has in several hundred milliseconds of time without recorded broadcast video playing, cause to occur in handoff procedure black
The case where screen, seriously affects fluency and viewing effect when screen switching.
Summary of the invention
The switching method for being designed to provide a kind of video pictures, device, electronic equipment and the storage of the embodiment of the present invention
Medium improves viewing effect to realize fluency when promoting video pictures switching.Specific technical solution is as follows:
In a first aspect, the embodiment of the invention provides a kind of switching methods of video pictures, which comprises
During playing the video for the current data channel transfer having connected, when receiving, the to be switched data of carrying are logical
After the screen switching instruction of the gap marker in road, based on the gap marker that screen switching instruction carries, foundation and institute
State the connection of to be switched data channel；
Receive the video of the to be switched data channel transmission；
When reaching default switching condition, by broadcasting pictures from the video of the current data channel transfer, it is switched to institute
State the video of to be switched data channel transmission.
Optionally, described when reaching default switching condition, by broadcasting pictures from the view of the current data channel transfer
Frequently, it is switched to the video of the to be switched data channel transmission, comprising:
After preset duration, by broadcasting pictures from the video of the current data channel transfer, be switched to it is described to
The video of switch data channel transfer.
Optionally, described when reaching default switching condition, by broadcasting pictures from the view of the current data channel transfer
Frequently, it is switched to the video of the to be switched data channel transmission, comprising:
After the completion of the display pretreatment of the video of the to be switched data channel transmission received, by broadcasting pictures from
The video of the current data channel transfer is switched to the video of the to be switched data channel transmission.
Optionally, described when reaching default switching condition, by broadcasting pictures from the current data channel transfer
Video is switched to after the video of the to be switched data channel transmission, the method also includes:
Disconnect the connection with the current data channel.
Second aspect, the embodiment of the invention provides a kind of switching device of video pictures, described device includes:
Command reception module, for play current data channel transfer video during, when receive carry to
After the screen switching instruction of the gap marker in switch data channel, the channel carried based on screen switching instruction is marked
Know, establishes the connection with the to be switched data channel；
Video reception module, for receiving the video of the to be switched data channel transmission；
Screen switching module, for when reaching default switching condition, broadcasting pictures to be passed from the current data channel
Defeated video is switched to the video of the to be switched data channel transmission.
Optionally, the screen switching module, is specifically used for:
After preset duration, by broadcasting pictures from the video of the current data channel transfer, be switched to it is described to
The video of switch data channel transfer.
Optionally, the screen switching module, is specifically used for:
After the completion of the display pretreatment of the video of the to be switched data channel transmission received, by broadcasting pictures from
The video of the current data channel transfer is switched to the video of the to be switched data channel transmission.
Optionally, the switching device of the video pictures of the embodiment of the present invention further include:
Connection disconnects module, for disconnecting and the connection in the current data channel.
The third aspect, the embodiment of the invention provides a kind of electronic equipment, including processor and memory, the storages
Device, for storing computer program, the processor when for executing the program stored on the memory, is realized above-mentioned
The switching method of any video pictures of first aspect.
Fourth aspect, the embodiment of the invention provides a kind of computer readable storage medium, the computer-readable storage
Dielectric memory contains computer program, and the computer program realizes that above-mentioned first aspect is any described when being executed by processor
The switching method of video pictures.
Switching method, device, electronic equipment and the storage medium of video pictures provided in an embodiment of the present invention, work as in broadcasting
During the video of preceding data channel transmission, refer to when receiving the screen switching for carrying the gap marker of to be switched data channel
After order, based on the above-mentioned gap marker that the instruction of above-mentioned screen switching carries, the connection with above-mentioned to be switched data channel is established；It connects
Receive the video of above-mentioned to be switched data channel transmission；When reaching default switching condition, by broadcasting pictures from above-mentioned current data
The video of channel transfer is switched to the video of above-mentioned to be switched data channel transmission.It is not cut after receiving screen switching instruction
The connection in disconnected current data channel, but in the case where keeping playing the video of current data channel transfer, it connects each to be cut
It changes data channel and receives the video that be switched data channel is transmitted and switch broadcasting pictures after reaching default switching condition
For the video of to be switched data channel transmission, it is possible to reduce in video pictures handoff procedure the case where blank screen, promote video pictures
Fluency when switching improves viewing effect.Certainly, implement any of the products of the present invention or method it is not absolutely required at the same reach
To above above-mentioned all advantages.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of schematic diagram of picture change procedure in video pictures handoff procedure in the prior art；
Fig. 2 is the first schematic diagram of image output in the prior art；
Fig. 3 is second of schematic diagram of image output in the prior art；
Fig. 4 is the third schematic diagram of image output in the prior art；
Fig. 5 is the 4th kind of schematic diagram of image output in the prior art；
Fig. 6 is a kind of flow diagram of the switching method of the video pictures of the embodiment of the present invention；
Fig. 7 is a kind of schematic diagram of the picture change procedure of the switching method of the video pictures of the embodiment of the present invention；
Fig. 8 is a kind of schematic diagram of the switching device of the video pictures of the embodiment of the present invention；
Fig. 9 is a kind of schematic diagram of the electronic equipment of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It, can be first in the prior art when carrying out the switching of recorded broadcast video pictures, such as when recorded broadcast host progress screen switching
The data channel having turned on before closing, then connection needs the data channel switched.The variation of display image screen can be as
It is playing four pictures shown in Fig. 1, on current screen, plays A content, B content respectively as shown in 101, in each picture, in C
Appearance and D content；When receiving the switching command of recorded broadcast video pictures, the data channel connected before successively closing first, such as
Shown in 102, recorded broadcast video is not shown on screen at this time；Then it according to switching command, establishes and data specified in switching command
The connection in channel, and wait recorded broadcast video to be received, screen is as indicated at 103 at this time；Finally receive the recording of each data channel transmission
Video, and E content, F content, G content, H content, I content and J content are shown respectively, as shown at 104.
In above process, picture from 101 is changed into 102 on screen, is changed into 103 from 102, is changed into 104 all from 103
It will cause delay, picture can have 200 milliseconds to 300 milliseconds of blank screen.Wherein, picture from 101 be changed into 102 and picture from
102 to be changed into 103 delays be fixed.
It is related with display content and device link relationship that picture from 103 is changed into 104 delay.For example, being in input source
Analog signal, and (output herein refers to be shown on the screen with output for input (input herein, which refers to from data channel, receives data)
Diagram picture) when being carried out on the same master chip, link relationship is as shown in Fig. 2, input analog signal is done to image processing module
Image procossing, image processing module export the image handled well.
Or, being analog signal in input source, and input with output not when being carried out on the same master chip, link relationship is such as
Shown in Fig. 3, input analog signal does image procossing to image processing module from chip, and image processing module will be handled well
Image is sent to PCIE, and (Peripheral Component Interconnect Express is a kind of high speed serialization computer
Expansion bus standard interface), PCIE is by image from current chip DMA (Direct Memory Access, direct memory access)
It is transferred to the chip for being responsible for output, the image processing module being responsible in the master chip of output will export again after image procossing.
Or, input source is coded data, and input with output when being carried out on the same master chip, link relationship such as Fig. 4
It is shown, code stream is sent to decoder, image processing module is sent an image to after decoding, image processing module carries out at image
The image is exported after reason.
Or, input source is JPG (Joint Photographic Experts Group, Joint Photographic Experts Group's standard)
Picture, and input with output when being carried out on the same master chip, link relationship is as shown in figure 5, be sent to JPG for JPG picture
Decoder, sends an image to image processing module after decoding, image processing module exports the image after carrying out image procossing.
Above-mentioned picture from 103 be changed into 104 treatment process, chain road exist is transmitted several times or image is caused to show
Delay, link relationship transmission delay especially shown in Fig. 3 is longer, seriously affects the viewing experience of user.
In view of this, the embodiment of the invention provides a kind of switching methods of recorded broadcast video pictures, as shown in fig. 6, described
Method includes:
S601 carries to be switched data channel when receiving during playing the video of current data channel transfer
Gap marker screen switching instruction after, based on above-mentioned screen switching instruction carry above-mentioned gap marker, establish with it is above-mentioned
The connection of to be switched data channel.
The switching method of video pictures in the embodiment of the present invention can realize that switching system is any by switching system
The system that can be realized the switching method of the video pictures of the embodiment of the present invention.Such as:
Switching system can be a kind of equipment, comprising: processor, memory, communication interface and bus；Processor, storage
Device is connected by bus with communication interface and completes mutual communication；Memory stores executable program code；Processor is logical
It crosses and reads in memory the executable program code that stores to run program corresponding with executable program code, for executing
The switching method of the video pictures of the embodiment of the present invention.
Switching system can also be a kind of application program, at runtime executing the video pictures of the embodiment of the present invention
Switching method.
Switching system can also be a kind of storage medium, and for storing executable code, executable code is for executing sheet
The switching method of the video pictures of inventive embodiments.
The recorded broadcast video for the current data channel transfer having connected is playing on screen, switching system receives picture at this time
Switching command, screen switching instruction in include to be switched data channel gap marker.Switching system keeps playing above-mentioned current
The recorded broadcast video of data channel transmission, while being instructed according to screen switching, establish the connection with above-mentioned to be switched data channel.It draws
Face switching command can be user's input, or what pre-set programs automatically generated, for example, being touched according to practical application scene
Send out screen switching instruction, for example, teacher is teaching on classroom, and current data channel transfer is what teacher taught at this time
Video；When switching system connection detection device detect classmate stand up answer a question when, assign picture to switching system and cut
Instruction is changed, includes the data channel mark for being used for transmission the video of the classmate that answers a question in screen switching instruction.Certainly on
Stating detection device can also be integrated into switching system.It optionally, can also include each to be switched data in screen switching instruction
The display position of channel on the screen, to adapt to the case where playing multichannel picture simultaneously.
The video of current data channel transfer can be any form of video data, for example, analog signal, coded number
According to or JPG picture etc..
S602 receives the video of above-mentioned to be switched data channel transmission.
The video of to be switched data channel transmission can be any form of video data, for example, analog signal, coding
Data or JPG picture etc..Switching system receives recorded broadcast video by above-mentioned to be switched data channel, while keeping playing above-mentioned work as
The recorded broadcast video of preceding data channel transmission.
S603, by broadcasting pictures from the video of above-mentioned current data channel transfer, switches when reaching default switching condition
To the video of above-mentioned to be switched data channel transmission.
Default switching condition is the trigger condition of arbitrary switching broadcasting pictures, such as default switching condition is to receive use
The switching of family input executes instruction；Or default switching condition is the recorded broadcast view for detecting the to be switched data channel transmission received
The data volume of frequency reaches established standards etc..When switching system detection reaches default switching condition, by the broadcasting picture on screen
Face is switched to the recorded broadcast video of above-mentioned to be switched data channel transmission from the recorded broadcast video of above-mentioned current data channel transfer.It can
Choosing, in order to promote the ornamental value and fluency when the switching of recorded broadcast video pictures, can be cut using preset transition effect
It changes, such as fade effect etc..
In the present invention is implemented, it receives and is not turned off the connection in current data channel after screen switching instruction, but
In the case where the video for keeping broadcasting current data channel transfer, connects each to be switched data channel and receive to be switched data and lead to
Broadcasting pictures are switched to the video of to be switched data channel transmission after reaching default switching condition by the video of road transmission, can
The case where to reduce blank screen during screen switching, promotes fluency when video pictures switching, improves viewing effect.
Optionally, above-mentioned when reaching default switching condition, by broadcasting pictures from the view of above-mentioned current data channel transfer
Frequently, it is switched to the video of above-mentioned to be switched data channel transmission, comprising:
After preset duration, by broadcasting pictures from the video of above-mentioned current data channel transfer, be switched to it is above-mentioned to
The video of switch data channel transfer.
Preset duration is any duration, such as 200 milliseconds, 250 milliseconds or 300 milliseconds etc..In practical applications, when presetting
Length can be set according to the actual blank screen time, such as preset duration is equal with the practical blank screen time.Switching system is from connecing
It receives screen switching instruction and starts waiting preset duration, then regard broadcasting pictures from the recorded broadcast of above-mentioned current data channel transfer
Frequently, it is switched to the recorded broadcast video of above-mentioned to be switched data channel transmission.
In embodiments of the present invention, it is carrying out screen switching again after preset duration, is reducing video pictures handoff procedure
In the blank screen time, promoted video pictures switching when fluency, improve viewing effect.
Optionally, above-mentioned when reaching default switching condition, by broadcasting pictures from the view of above-mentioned current data channel transfer
Frequently, it is switched to the video of above-mentioned to be switched data channel transmission, comprising:
After the completion of the display pretreatment of the video of the above-mentioned to be switched data channel transmission received, by broadcasting pictures from
The video of above-mentioned current data channel transfer is switched to the video of above-mentioned to be switched data channel transmission.
Switching system carries out display pretreatment to the video of the to be switched data channel transmission received, shows pretreated
Process is arbitrary image processing process, such as is mould in the video of to be switched data channel transmission by link shown in Fig. 2
When quasi- signal, input analog signal to image processing module, image processing module is in real time handled analog signal, obtain to
Show image.Certainly display pretreatment can also be carried out by link shown in any in Fig. 3-Fig. 5.What is received for the first time
After the completion of the display pretreatment of the video of to be switched data channel transmission, by broadcasting pictures from above-mentioned current data channel transfer
Video is switched to the video of above-mentioned to be switched data channel transmission.
In embodiments of the present invention, it has been pre-processed in the display of the video of the to be switched data channel transmission received
Cheng Hou, then screen switching is carried out, the blank screen time in video pictures handoff procedure is reduced, smoothness when video pictures switching is promoted
Degree improves viewing effect.
Optionally, above-mentioned when reaching default switching condition, by broadcasting pictures from above-mentioned current data channel transfer
Video is switched to after the video of above-mentioned to be switched data channel transmission, the above method further include:
Disconnect the connection with above-mentioned current data channel.
After the completion of video pictures switching, the connection with above-mentioned current data channel is disconnected.
In embodiments of the present invention, the connection with above-mentioned current data channel is disconnected after the completion of switching, can mitigate processing
The processing pressure of device saves transmission bandwidth.
Referring to Fig. 7, the picture changeover method of the recorded broadcast video of the embodiment of the present invention is described in detail below:
Establish two layers of channel layer in advance: one layer is channel layer A, and one layer is channel layer B.
When playing recorded broadcast video, as shown in 701, by channel layer A connection current data channel, it is logical to receive current data
The recorded broadcast video of road transmission, and the recorded broadcast video of current data channel transfer is played on foreground.Channel layer B is not connected to any data
Channel.
After receiving screen switching instruction, as shown in 702, current data channel transfer is continued to by channel layer A
Recorded broadcast video, and keep foreground play current data channel transfer recorded broadcast video.It is established simultaneously on backstage by channel layer B
The connection of defined to be switched data channel is instructed with screen switching.
The recorded broadcast video of to be switched data channel transmission is received by channel layer B on backstage.Continued simultaneously by channel layer A
The recorded broadcast video of current data channel transfer is received, and keeps the recorded broadcast video of foreground broadcasting current data channel transfer, such as 703
It is shown.
Since receiving screen switching instruction, after preset duration, such as after 200 milliseconds, as indicated by 704, it will lead to
The recorded broadcast video for crossing the received to be switched data channel transmission of channel layer B is switched to foreground and plays out, at the same in channel layer A with
The backstage that is connected in current data channel continues to run.
As shown in 705, after the screen switching that foreground plays is the recorded broadcast video of to be switched data channel transmission, cutting is logical
In channel layer A with the connection in current data channel.
In the present invention is implemented, in recorded broadcast video pictures handoff procedure, the recorded broadcast of only transmitting to be switched data channel
Video, which is switched to when foreground plays, can generate blank screen, but this process and its of short duration, can not visually discover.And other cause it is black
The step of screen delay, is all hidden in backstage and completes, it is possible to reduce the time of blank screen during screen switching promotes recorded broadcast video and draws
Fluency when face switches improves viewing effect.
The embodiment of the invention also provides a kind of switching devices of video pictures, as shown in Figure 8, comprising:
Command reception module 801, for being carried when receiving during playing the video of current data channel transfer
After the screen switching instruction of the gap marker of to be switched data channel, the above-mentioned channel carried based on the instruction of above-mentioned screen switching is marked
Know, establishes the connection with above-mentioned to be switched data channel；
Video reception module 802, for receiving the video of above-mentioned to be switched data channel transmission；
Screen switching module 803, for when reaching default switching condition, by broadcasting pictures from above-mentioned current data channel
The video of transmission is switched to the video of above-mentioned to be switched data channel transmission.
In the present invention is implemented, it receives and is not turned off the connection in current data channel after screen switching instruction, but
In the case where the video for keeping broadcasting current data channel transfer, connects each to be switched data channel and receive to be switched data and lead to
Broadcasting pictures are switched to the video of to be switched data channel transmission after reaching default switching condition by the video of road transmission, can
The case where to reduce blank screen during screen switching, promotes fluency when video pictures switching, improves viewing effect.
Optionally, above-mentioned screen switching module 803, is specifically used for:
After preset duration, by broadcasting pictures from the video of above-mentioned current data channel transfer, be switched to it is above-mentioned to
The video of switch data channel transfer.
In embodiments of the present invention, it is carrying out screen switching again after preset duration, is reducing video pictures handoff procedure
In the blank screen time, promoted video pictures switching when fluency, improve viewing effect.
Optionally, above-mentioned screen switching module 803, is specifically used for:
After the completion of the display pretreatment of the video of the to be switched data channel transmission received, by broadcasting pictures from
The video of above-mentioned current data channel transfer is switched to the video of above-mentioned to be switched data channel transmission.
In embodiments of the present invention, it has been pre-processed in the display of the video of the to be switched data channel transmission received
Cheng Hou, then screen switching is carried out, the blank screen time in video pictures handoff procedure is reduced, smoothness when video pictures switching is promoted
Degree improves viewing effect.
Optionally, the switching device of the video pictures of the embodiment of the present invention further include:
Connection disconnects module, for disconnecting and the connection in above-mentioned current data channel.
In embodiments of the present invention, the connection with above-mentioned current data channel is disconnected after the completion of switching, can mitigate processing
The processing pressure of device saves transmission bandwidth.
The embodiment of the invention also provides a kind of electronic equipment, including processor and memory, above-mentioned memories, for depositing
Put computer program；Above-mentioned processor when for executing the program stored on above-mentioned memory, realizes following steps:
During playing the video of current data channel transfer, when receiving the channel for carrying to be switched data channel
Mark screen switching instruction after, based on above-mentioned screen switching instruction carry above-mentioned gap marker, establish with it is above-mentioned to be switched
The connection of data channel；
Receive the video of above-mentioned to be switched data channel transmission；
When reaching default switching condition, by broadcasting pictures from the video of above-mentioned current data channel transfer, it is switched to
State the video of to be switched data channel transmission.
In the present invention is implemented, it receives and is not turned off the connection in current data channel after screen switching instruction, but
In the case where the video for keeping broadcasting current data channel transfer, connects each to be switched data channel and receive to be switched data and lead to
Broadcasting pictures are switched to the video of to be switched data channel transmission after reaching default switching condition by the video of road transmission, can
The case where to reduce blank screen during screen switching, promotes fluency when video pictures switching, improves viewing effect.
Optionally, above-mentioned processor is for when executing the program stored on above-mentioned memory, additionally it is possible to realize above-mentioned
The switching method of one video pictures.
Optionally, the electronic equipment of the embodiment of the present invention, can be as shown in figure 9, include processor 901, communication interface
902, memory 903 and communication bus 904, wherein processor 901, communication interface 902, memory 903 pass through communication bus
904 complete mutual communication,
Memory 903, for storing computer program；
Processor 901 when for executing the program stored on memory 903, realizes following steps:
During playing the video of current data channel transfer, when receiving the channel for carrying to be switched data channel
Mark screen switching instruction after, based on above-mentioned screen switching instruction carry above-mentioned gap marker, establish with it is above-mentioned to be switched
The connection of data channel；
Receive the video of above-mentioned to be switched data channel transmission；
When reaching default switching condition, by broadcasting pictures from the video of above-mentioned current data channel transfer, it is switched to
State the video of to be switched data channel transmission.
In the present invention is implemented, it receives and is not turned off the connection in current data channel after screen switching instruction, but
In the case where the video for keeping broadcasting current data channel transfer, connects each to be switched data channel and receive to be switched data and lead to
Broadcasting pictures are switched to the video of to be switched data channel transmission after reaching default switching condition by the video of road transmission, can
The case where to reduce blank screen during screen switching, promotes fluency when video pictures switching, improves viewing effect.
The communication bus that above-mentioned electronic equipment is mentioned can be Peripheral Component Interconnect standard (Peripheral Component
Interconnect, PCI) bus or expanding the industrial standard structure (Extended Industry Standard
Architecture, EISA) bus etc..The communication bus can be divided into address bus, data/address bus, control bus etc..For just
It is only indicated with a thick line in expression, figure, it is not intended that an only bus or a type of bus.
Communication interface is for the communication between above-mentioned electronic equipment and other equipment.
Memory may include random access memory (Random Access Memory, RAM), also may include non-easy
The property lost memory (Non-Volatile Memory, NVM), for example, at least a magnetic disk storage.Optionally, memory may be used also
To be storage device that at least one is located remotely from aforementioned processor.
Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP) etc.；It can also be digital signal processor (Digital Signal
Processing, DSP), it is specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
It is field programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic device, discrete
Door or transistor logic, discrete hardware components.
The embodiment of the invention also provides a kind of computer readable storage medium, stored in the computer readable storage medium
There is computer program, above-mentioned computer program realizes following steps when being executed by processor:
During playing the video of current data channel transfer, when receiving the channel for carrying to be switched data channel
Mark screen switching instruction after, based on above-mentioned screen switching instruction carry above-mentioned gap marker, establish with it is above-mentioned to be switched
The connection of data channel；
Receive the video of above-mentioned to be switched data channel transmission；
When reaching default switching condition, by broadcasting pictures from the video of above-mentioned current data channel transfer, it is switched to
State the video of to be switched data channel transmission.
In the present invention is implemented, it receives and is not turned off the connection in current data channel after screen switching instruction, but
In the case where the video for keeping broadcasting current data channel transfer, connects each to be switched data channel and receive to be switched data and lead to
Broadcasting pictures are switched to the video of to be switched data channel transmission after reaching default switching condition by the video of road transmission, can
The case where to reduce blank screen during screen switching, promotes fluency when video pictures switching, improves viewing effect.
Optionally, when the computer program stored in above-mentioned storage medium is executed by processor, additionally it is possible to realize above-mentioned
The switching method of one video pictures.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Each embodiment in this specification is all made of relevant mode and describes, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for device,
For the embodiment of electronic equipment and storage medium, since it is substantially similar to the method embodiment, so be described relatively simple,
The relevent part can refer to the partial explaination of embodiments of method.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (10)
1. a kind of switching method of video pictures, which is characterized in that the described method includes:
During playing the video of current data channel transfer, when receiving the gap marker for carrying to be switched data channel
Screen switching instruction after, based on the screen switching instruction carry the gap marker, establish with the to be switched data
The connection in channel；
Receive the video of the to be switched data channel transmission；
When reaching default switching condition, by broadcasting pictures from the video of the current data channel transfer, be switched to it is described to
The video of switch data channel transfer.
2. the method according to claim 1, wherein described when reaching default switching condition, by broadcasting pictures
From the video of the current data channel transfer, it is switched to the video of the to be switched data channel transmission, comprising:
After preset duration, by broadcasting pictures from the video of the current data channel transfer, it is switched to described to be switched
The video of data channel transmission.
3. the method according to claim 1, wherein described when reaching default switching condition, by broadcasting pictures
From the video of the current data channel transfer, it is switched to the video of the to be switched data channel transmission, comprising:
After the completion of the display pretreatment of the video of the to be switched data channel transmission received, by broadcasting pictures from described
The video of current data channel transfer is switched to the video of the to be switched data channel transmission.
4. the method according to claim 1, wherein picture will be played described when reaching default switching condition
Face is switched to after the video of the to be switched data channel transmission, the side from the video of the current data channel transfer
Method further include:
Disconnect the connection with the current data channel.
5. a kind of switching device of video pictures, which is characterized in that described device includes:
Command reception module, for during playing the video of current data channel transfer, carrying to be to be switched when receiving
After the screen switching instruction of the gap marker of data channel, based on the gap marker that screen switching instruction carries, build
The vertical connection with the to be switched data channel；
Video reception module, for receiving the video of the to be switched data channel transmission；
Screen switching module, for when reaching default switching condition, by broadcasting pictures from the current data channel transfer
Video is switched to the video of the to be switched data channel transmission.
6. device according to claim 5, which is characterized in that the screen switching module is specifically used for:
After preset duration, by broadcasting pictures from the video of the current data channel transfer, it is switched to described to be switched
The video of data channel transmission.
7. device according to claim 5, which is characterized in that the screen switching module is specifically used for:
After the completion of the display pretreatment of the video of the to be switched data channel transmission received, by broadcasting pictures from described
The video of current data channel transfer is switched to the video of the to be switched data channel transmission.
8. device according to claim 5, which is characterized in that described device further include:
Connection disconnects module, for disconnecting and the connection in the current data channel.
9. a kind of electronic equipment, which is characterized in that including processor and memory, the memory, for storing computer journey
Sequence, the processor when for executing the program stored on the memory, realize any side claim 1-4
Method step.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer in the computer readable storage medium
Program realizes claim 1-4 any method and step when the computer program is executed by processor.
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| CN113497900A (en) * | 2021-09-08 | 2021-10-12 | 浙江华创视讯科技有限公司 | Picture control method, computer device and readable storage medium |
| CN114125327A (en) * | 2021-11-17 | 2022-03-01 | 深圳Tcl新技术有限公司 | Video switching method, system, storage medium and terminal equipment |
| CN114827747A (en) * | 2022-06-29 | 2022-07-29 | 广州市广播电视台 | Streaming media data switching method, device, equipment and storage medium |
| CN115997384A (en) * | 2022-10-28 | 2023-04-21 | 广州酷狗计算机科技有限公司 | Live stream switching method, device, server, terminal and program product |
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