CN104869466B - A kind of video broadcast control method and device - Google Patents
A kind of video broadcast control method and device Download PDFInfo
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- CN104869466B CN104869466B CN201510259123.1A CN201510259123A CN104869466B CN 104869466 B CN104869466 B CN 104869466B CN 201510259123 A CN201510259123 A CN 201510259123A CN 104869466 B CN104869466 B CN 104869466B
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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
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47217—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for controlling playback functions for recorded or on-demand content, e.g. using progress bars, mode or play-point indicators or bookmarks
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/2625—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists for delaying content or additional data distribution, e.g. because of an extended sport event
-
- 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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44204—Monitoring of content usage, e.g. the number of times a movie has been viewed, copied or the amount which has been watched
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- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The invention discloses a kind of video broadcast control method and devices, to guarantee the stability of broadcasting signal when broadcasting to video pause or switching.The method is by shifting to an earlier date the broadcast start time point of video data, and the video data is loaded and decoded in the broadcast start time point in advance, decoded video data is sent by two-way, be sent to all the way prison broadcast equipment carry out prison broadcast, another way be then sent to delay buffer carry out be delayed and preparation broadcast；After the program detects that video data can be broadcasted normally in preset duration in advance, by the video data after delay, original broadcast start time point is broadcasted in broadcasting list；And when prison, which broadcasts personnel's discovery video data, normally to be broadcasted, pause is broadcasted or switching is broadcasted, and since the process carries out in preset duration in advance, the process that video switching is broadcasted is smooth, it can guarantee the stability of broadcasting signal, promote the experience of the user of viewing video.
Description
Technical field
The present invention relates to Internet technical field, in particular to a kind of video broadcast control method and device.
Background technique
With the development of science and technology and the raising of living standards of the people, video work have become people's work, study,
Social and irreplaceable amusement and recreation important way, also, people are also higher and higher for the broadcast requirement of video.Mesh
Before, when being broadcasted to video, needs to supervise the video that the personnel that broadcast in advance broadcast needs and detect, while being broadcasted in video
When check the video of broadcast immediately, and when bursting problem occurs in the video currently broadcasted, pause is broadcasted at once, or will
The video to go wrong broadcasted loses no time to switch to other videos, in this way, the step of detection and process are various, and switches in video
During between still will appear interruption or bite, or even when switching carries out not in time, the view that currently goes wrong
Frequency will continue to rest in the state of broadcast, seriously affect the experience of viewing video user.
Summary of the invention
The present invention provides a kind of video broadcast control method and device, to make when broadcasting to video pause or switching
It is smooth to obtain the process that video switching is broadcasted, guarantees the stability of broadcasting signal, promotes the experience for watching the user of video.
According to a first aspect of the embodiments of the present invention, a kind of video broadcast control method is provided, comprising:
The broadcast start time point for the video data broadcast in list is adjusted into forward preset duration；
The video data is loaded and decoded according to broadcast start time point adjusted；
Load and decoded video data are sent to prison and broadcast equipment, is monitored to supervise the personnel of broadcasting；
Load and decoded video data are sent to delay buffer, instruction delay buffer carries out delay process
Afterwards, video data is sent to broadcast card.
In one embodiment, load and decoded video data are sent to delay buffer, instruction delay buffering
After device carries out delay process, video data is sent to broadcast card, comprising:
Load and decoded video data are sent to delay buffer, instruction delay buffer will be decoded described
When the corresponding broadcast start time point of video data is delayed backward to the preset duration, the video data is sent to
Broadcast card.
In one embodiment, the method also includes:
It receives to supervise the pause broadcast for broadcasting equipment sending or switch to broadcast and instruct；
Pause broadcast is carried out to the video data or switches broadcast processing.
It is in one embodiment, described that pause broadcast is carried out to the video data or switches broadcast processing, comprising:
Interrupt the load and decoding of the video data.
In one embodiment, it is described according to broadcast start time point adjusted to the video data carry out load and
Decoding, comprising:
The video data is loaded according to broadcast start time point adjusted；
The video data after load is sent to prison and broadcasts equipment, broadcasts equipment to the video counts after load to supervise
According to being decoded.
According to a second aspect of the embodiments of the present invention, a kind of video broadcast control device is also provided, comprising:
Module is adjusted, for the broadcast start time point for the video data broadcast in list to be adjusted forward preset duration；
Decoder module is loaded, for carrying out load reconciliation to the video data according to broadcast start time point adjusted
Code；
Monitoring module is carried out for that will load and decoded video data is sent to prison and broadcasts equipment to supervise the personnel that broadcast
Monitoring；
Time delay module is sent to delay buffer, instruction delay buffer with decoded video data for that will load
After carrying out delay process, video data is sent to broadcast card.
In one embodiment, the time delay module includes:
Be delayed submodule, is sent to delay buffer, instruction delay buffering with decoded video data for that will load
When the corresponding broadcast start time point of the decoded video data is delayed backward to the preset duration by device, by institute
It states video data and is sent to broadcast card.
In one embodiment, described device further include:
Command reception module, the pause that equipment sending is broadcast for receiving prison is broadcasted or instruction is broadcasted in switching；
Processing module is broadcasted, for carrying out pause broadcast to the video data or switching broadcast processing.
In one embodiment, the broadcast processing module includes:
It interrupts submodule, for interrupting the load and decoding of the video data.
In one embodiment, the load decoder module includes:
Submodule is loaded, for loading according to broadcast start time point adjusted to the video data；
Decoding sub-module broadcasts equipment to adding to supervise for the video data after load to be sent to prison and broadcasts equipment
The video data after load is decoded.
Technical solution provided in an embodiment of the present invention can produce following the utility model has the advantages that by originating the broadcast of video data
Time point shifts to an earlier date, and the video data is loaded and decoded in the broadcast start time point in advance, and will decoding
Video data afterwards by two-way send, be sent to all the way prison broadcast equipment carry out prison broadcast, another way is then sent to delay buffer
It directly carries out being delayed and preparation is broadcasted；The program can broadcast personnel by prison in preset duration in advance and detect video data
It can normally broadcast and then broadcast the video data after delay, and the start time point broadcasted is still to broadcast in list
Original broadcast start time point, therefore do not impact to broadcasting single original broadcast time；And personnel are broadcast in prison and find video
When data cannot be broadcasted normally, immediately suspends the processing to current video data or switches to other video datas and broadcast,
Since the process carries out in preset duration in advance, the process that video switching is broadcasted is smooth, it is ensured that broadcasts letter
Number stability, promoted viewing video user experience.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is a kind of present invention flow chart of video broadcast control method shown according to an exemplary embodiment；
Fig. 2 is the flow chart of the present invention another video broadcast control method shown according to an exemplary embodiment；
Fig. 3 is the embodiment party of step S20 in present invention video broadcast control method shown according to an exemplary embodiment
Formula flow chart；
Fig. 4 is a kind of present invention block diagram of video broadcast control device shown according to an exemplary embodiment；
Fig. 5 is the frame that present invention video shown according to an exemplary embodiment broadcasts time delay module 64 in control device
Figure；
Fig. 6 is the block diagram that the present invention another video shown according to an exemplary embodiment broadcasts control device；
Fig. 7 is that present invention video shown according to an exemplary embodiment broadcasts broadcast processing module 66 in control device
Block diagram；
Fig. 8 is that present invention video shown according to an exemplary embodiment broadcasts load decoder module 62 in control device
Block diagram.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
The embodiment of the present disclosure provides a kind of video broadcast control method, is used for when broadcasting to video pause or switching,
So that the process that video switching is broadcasted is smooth, guarantee the stability of broadcasting signal, promotes the experience of the user of viewing video.Such as figure
Shown in 1, the method comprising the steps of S10-S40:
In step slo, the broadcast start time point for the video data broadcast in list is adjusted into forward preset duration, for broadcasting
The broadcast start time point of equipment after the adjustment loads the video data out.Wherein, the preset duration is
When referring to that prison broadcasts personnel and needs to be monitored the video data, and judging that it is reserved required for whether can normally broadcasting
Between, which can sets itself according to the needs of users；For example, the preset duration is set as 5 minutes, then list is broadcast
In the broadcast initial time of each program can shift to an earlier date 5 minutes, at this point, in the next steps, playing device can be enabled according to broadcasting
Broadcast initial time on list in advance loads video data.
In step S20, the video data is loaded and decoded according to broadcast start time point adjusted.?
That is, when being loaded to the video data, it is also necessary to be decoded to it.
In one embodiment, as shown in figure 3, step S20 can include:
Step S201, the video data is loaded according to broadcast start time point adjusted；In this step,
The playing device loads video data according to the broadcast initial time broadcast on list in advance.
Step S202, the video data after load is sent to prison and broadcasts equipment, after supervising and broadcasting equipment to load
The video data is decoded.That is, the video data after load is sent to after prison broadcasts equipment, the prison broadcasts equipment
The video data of load is decoded, and needs to receive the load that the prison broadcasts equipment transmission in step s 201
Video data after, it could be decoded.It is intelligible, it, can also be in the playing device to described in the disclosure
After video data is loaded, directly the video data after load is decoded using the playing device, Ye Jisuo
It states playing device and can be directed at it while loading the video data and be decoded.And the decoded video data can divide
It is not sent to prison and broadcasts equipment and delay buffer, broadcasts personnel for prison wherein being sent to prison all the way and broadcasting equipment and is monitored broadcast, separately
It is then sent to delay buffer all the way and directly carries out delay and preparation broadcast.
In step s 30, load and decoded video data are sent to prison and broadcast equipment, supervised to supervise the personnel of broadcasting
Control.That is, prison is broadcast after equipment receives the decoded video data, prison broadcast personnel to the decoded video data into
Row monitors and judges whether the video data is normal；That is, the program can broadcast people by prison in preset duration in advance
After the viewing in advance of member detects that video data can be broadcasted normally, the video data after delay is carried out in the next steps
The start time point for broadcasting, and broadcasting is still to broadcast original broadcast start time point in list, therefore list is original not to be broadcast to broadcasting
The time impacts out；And when prison, which broadcasts personnel's discovery video data, normally to be broadcasted, immediately suspend to current video data
Processing or switch to other video datas and broadcasted.
In step s 40, load and decoded video data are sent to delay buffer, instruction delay buffer into
After line delay processing, video data is sent to broadcast card.That is, delay buffer receives the decoded video data,
And when the video data is normal, the broadcast start time point corresponding with the decoded video data is prolonged backward
Shi Suoshu preset duration, and the broadcast time point after the delay is that user broadcasts the video data.That is, due in step
Preset duration is advanced by the video data broadcast in list in rapid S10, therefore, in order to not influence original broadcast time in list is broadcast,
It needs again to be delayed to the broadcast initial time of the video data before broadcast, when in order to broadcast starting after being delayed
Between with broadcast original broadcast initial time in list and be consistent.
In one embodiment, step S40 can include:
Load and decoded video data are sent to delay buffer, instruction delay buffer will be decoded described
When the corresponding broadcast start time point of video data is delayed backward to the preset duration, the video data is sent to
Broadcast card.
That is, broadcasting list to the video data when the buffer that is delayed receives the decoded video data
In broadcast initial time be delayed, in order to the broadcast initial time after being delayed and broadcast original broadcast initial time in list
It is consistent.Then, the video data after delay is sent to the broadcast card of the playing device, in order to broadcast people in prison
Member monitors after video data can broadcast normally, and broadcasts of the playing device, which blocks, broadcasts the video data after delay
Out, and the start time point that broadcasts is still to broadcast original broadcast start time point in list, therefore not to broadcasting single original broadcast
Time impacts.
In one embodiment, as shown in Fig. 2, the method also includes step S50-S60:
In step s 50, it receives to supervise the pause broadcast for broadcasting equipment sending or switch to broadcast and instruct；The video data not
When normal, the personnel that broadcast are supervised by supervising to broadcast equipment and issue and suspend broadcast or switching broadcast instruction, place of the pause to current video data
Other video datas are managed or switch to be broadcasted.
In step S60, pause broadcast is carried out to the video data or switches broadcast processing.That is, the broadcast is set
It is standby to receive the pause broadcast or switching broadcast instruction, pause broadcast or switching broadcast processing are carried out to the video data.?
That is, receiving in the playing device, the pause is broadcasted or switching is broadcasted when instructing, the broadcast card in the playing device
It can execute and carry out pause broadcast to the video data or switch broadcast to handle.It was broadcasted at this point, broadcasting or switching due to pause
Cheng Jun is carried out in preset duration in advance, therefore the process that video switching is broadcasted is smooth, it is ensured that the stabilization of broadcasting signal
Property.
In one embodiment, the step S60 includes: the load and decoding for interrupting the video data.That is, when holding
Row carries out pause broadcast to the video data or switches broadcast processing, and representing the video data mustn't currently be broadcast
Out, load and decoding effort can also be interrupted immediately.
The above method provided in an embodiment of the present invention by shifting to an earlier date the broadcast start time point of video data, and is mentioning
The preceding broadcast start time point is loaded and is decoded to the video data, and decoded video data is passed through two
Road send, be sent to all the way prison broadcast equipment carry out prison broadcast, another way be then sent to delay buffer directly carry out delay preparation broadcast
Out；The program can in advance preset duration in by prison broadcast personnel detect video data can normally broadcast and then
Video data after delay is broadcasted, and the start time point broadcasted is still to broadcast original broadcast initial time in list
Point, therefore do not impact to broadcasting single original broadcast time；And when prison, which broadcasts personnel's discovery video data, normally to be broadcasted,
Immediately suspend the processing to current video data or switch to other video datas and broadcast, due to the process in advance
It is carried out in preset duration, therefore the process that video switching is broadcasted is smooth, it is ensured that the stability of broadcasting signal promotes viewing view
The experience of the user of frequency.
Corresponding video broadcast control method provided in an embodiment of the present invention, the present invention also provides videos to broadcast control device,
As shown in figure 4, the device can include:
Module 61 is adjusted, for the broadcast start time point for the video data broadcast in list to be adjusted forward preset duration；
Load decoder module 62, for according to broadcasts start time point adjusted to the video data carry out load with
Decoding；
Monitoring module 63, for that will load and decoded video data is sent to prison and broadcasts equipment, so as to supervise the personnel of broadcasting into
Row monitoring；
Time delay module 64 is sent to delay buffer, instruction delay buffering with decoded video data for that will load
After device carries out delay process, video data is sent to broadcast card.
In one embodiment, as shown in figure 5, the time delay module 64 includes:
Be delayed submodule 641, is sent to delay buffer with decoded video data for that will load, instruction delay is slow
It, will when rushing device the corresponding broadcast start time point of the decoded video data is delayed backward to the preset duration
The video data is sent to broadcast card.
In one embodiment, as shown in fig. 6, described device further include:
Command reception module 65, the pause that equipment sending is broadcast for receiving prison is broadcasted or instruction is broadcasted in switching；
Processing module 66 is broadcasted, for carrying out pause broadcast to the video data or switching broadcast processing.
In one embodiment, as shown in fig. 7, the broadcast processing module 66 includes:
661 are interrupted submodule, for interrupting the load and decoding of the video data.
In one embodiment, as shown in figure 8, the load decoder module 62 includes:
Submodule 621 is loaded, for loading according to broadcast start time point adjusted to the video data；
Decoding sub-module 622 broadcasts equipment for the video data after load to be sent to prison, broadcasts equipment pair to supervise
The video data after load is decoded.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable information processing equipments to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable information processing equipments execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable information processing equipments with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions can also be loaded into computer or other programmable information processing equipments, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (6)
1. a kind of video broadcast control method characterized by comprising
The broadcast start time point for the video data broadcast in list is adjusted into forward preset duration；
The video data is loaded and decoded according to broadcast start time point adjusted；
Load and decoded video data are sent to prison and broadcast equipment, is monitored to supervise the personnel of broadcasting；
Load and decoded video data are sent to delay buffer will after instruction delay buffer carries out delay process
Video data is sent to broadcast card；
Load and decoded video data are sent to delay buffer will after instruction delay buffer carries out delay process
Video data is sent to broadcast card, comprising:
Load and decoded video data are sent to delay buffer, indicate delay buffer by the decoded video
When the corresponding broadcast start time point of data is delayed backward to the preset duration, the video data is sent to broadcast
Card.
2. the method as described in claim 1, which is characterized in that the method also includes:
It receives to supervise the pause broadcast for broadcasting equipment sending or switch to broadcast and instruct；
Pause broadcast is carried out to the video data or switches broadcast processing.
3. method according to claim 2, which is characterized in that described to carry out pause broadcast or switch to broadcast to the video data
It handles out, comprising:
Interrupt the load and decoding of the video data.
4. a kind of video broadcasts control device characterized by comprising
Module is adjusted, for the broadcast start time point for the video data broadcast in list to be adjusted forward preset duration；
Decoder module is loaded, for the video data to be loaded and decoded according to broadcast start time point adjusted；
Monitoring module is monitored for that will load and decoded video data is sent to prison and broadcasts equipment to supervise the personnel of broadcasting；
Time delay module is sent to delay buffer with decoded video data for that will load, and instruction delay buffer carries out
After delay process, video data is sent to broadcast card；
The time delay module includes:
Be delayed submodule, is sent to delay buffer with decoded video data for that will load, instruction delay buffer will
When the corresponding broadcast start time point of the decoded video data is delayed backward to the preset duration, by the view
Frequency is blocked according to broadcast is sent to.
5. device as claimed in claim 4, which is characterized in that described device further include:
Command reception module, the pause that equipment sending is broadcast for receiving prison is broadcasted or instruction is broadcasted in switching；
Processing module is broadcasted, for carrying out pause broadcast to the video data or switching broadcast processing.
6. device as claimed in claim 5, which is characterized in that the broadcast processing module includes:
It interrupts submodule, for interrupting the load and decoding of the video data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510259123.1A CN104869466B (en) | 2015-05-14 | 2015-05-20 | A kind of video broadcast control method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2015102466693 | 2015-05-14 | ||
| CN201510246669 | 2015-05-14 | ||
| CN201510259123.1A CN104869466B (en) | 2015-05-14 | 2015-05-20 | A kind of video broadcast control method and device |
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| CN104869466A CN104869466A (en) | 2015-08-26 |
| CN104869466B true CN104869466B (en) | 2018-12-21 |
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| CN105791914A (en) * | 2016-03-07 | 2016-07-20 | 合智能科技（深圳）有限公司 | Playing control method and playing control device |
| WO2018023537A1 (en) * | 2016-08-04 | 2018-02-08 | 黄新勇 | Method and system for acquiring director's name during television broadcast |
| CN107277430A (en) * | 2017-07-27 | 2017-10-20 | 福建星网智慧科技股份有限公司 | A kind of video flowing carousel method of video conferencing system |
| CN111918096A (en) * | 2020-07-21 | 2020-11-10 | 上海网达软件股份有限公司 | Method, device and equipment for fast switching input source of cloud director and storage medium |
| CN112087642B (en) * | 2020-09-07 | 2023-04-28 | 北京红云融通技术有限公司 | Cloud guide playing method, cloud guide server and remote management terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002010235A (en) * | 2000-06-21 | 2002-01-11 | Ibata Fumiaki | Video and voice distribution system distributing video and voice information to remote areas and broadcasting it based on schedule management |
| CN101296323A (en) * | 2007-04-29 | 2008-10-29 | 北京同步科技有限公司 | Lossless time-delay broadcasting system |
| CN203377964U (en) * | 2013-08-06 | 2014-01-01 | 北京格非科技发展有限公司 | Audio and video delayer possessing two-period time delay function |
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Denomination of invention: A video broadcast control method and device Effective date of registration: 20210104 Granted publication date: 20181221 Pledgee: Inner Mongolia Huipu Energy Co.,Ltd. Pledgor: WUXI TVMINING MEDIA SCIENCE & TECHNOLOGY Co.,Ltd. Registration number: Y2020990001517 |
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