CN109743590A - A kind of slow motion broadcasting hybrid system - Google Patents
A kind of slow motion broadcasting hybrid system Download PDFInfo
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- CN109743590A CN109743590A CN201811647954.6A CN201811647954A CN109743590A CN 109743590 A CN109743590 A CN 109743590A CN 201811647954 A CN201811647954 A CN 201811647954A CN 109743590 A CN109743590 A CN 109743590A
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- video
- audio signal
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- slow motion
- hybrid system
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Abstract
The embodiment of the invention provides a kind of slow motions to play hybrid system, which is specifically used for acquisition at least video/audio signal all the way；It obtains corresponding video/audio signal and encodes video/audio signal, obtain coded data；Coded data is stored with document form；Respond the slow play control instruction of user, obtain the coded data stored with document form, and processing is decoded to the coded data got, and the video/audio signal after decoding process is subjected to slow play processing, slow play vision signal is obtained, and slow play video/audio signal is output to subsequent processing device.Identical slow motion result of broadcast obtained by shooting of promoting with film may be implemented as above-mentioned processing, played under television environment for the slow motion of video/audio signal to realize.
Description
Technical field
The present invention relates to field of video broadcasting technology, play hybrid system more particularly to a kind of slow motion.
Background technique
Slow-motion basic effect is to extend actual motion process, and instantaneous variation is made to be delayed amplification, therefore main body acts
It is extraordinarily emphasized to protrude, then, slow motion is considered as " temporal feature ".This temporal " amplification " and narration
Place mat is combined together, and can create deep artistic conception.During carrying out live telecast or television relay, sometimes
Because of needs of plot or in order to improve result of broadcast, it just may require that and carry out slow motion broadcasting.
It, can be with since it is to form slow motion by continuously playing by a series of picture for film
Obtain slow motion by shooting of promoting, and for television system, slow motion play just become one it is more difficult
Problem.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of slow motions to play hybrid system.Specific technical solution
Are as follows:
A kind of slow motion broadcasting hybrid system, is applied to television system, and the slow motion plays hybrid system and includes:
Video and audio capture card, for acquiring at least video/audio signal all the way of capture apparatus output；
Acquisition server is deployed in collection site, for obtaining the video/audio signal, and by the video/audio signal into
Row coding, obtains coded data；
File packetization module, for being stored the coded data with document form；
Playback server obtains the coded number stored with document form for responding the slow play control instruction of user
According to, and processing is decoded to the coded data got, and the video/audio signal after decoding process is carried out slowly
Processing is put, obtains slow play video/audio signal, and the slow play video/audio signal is output to subsequent processing device.
Optionally, further includes:
Console, for exporting the slow play control instruction depending on the user's operation.
Optionally, the playback server is also used to respond the Shot change instruction of user, to after decoding process
Video/audio signal switches over processing.
Optionally, the slow motion server is also used to respond the tabulation request of user, and table production operation is broadcast in execution；
Optionally, the slow motion server is also used to respond the material storage request of user, and the sound that user is chosen regards
Frequency segment is stored as material.
Optionally, the slow motion server is also used to respond the special efficacy request of user, believes the video and audio that user selectes
Number carry out special effect processing.
It can be seen from the above technical proposal that the present invention provides a kind of slow motions to play hybrid system, the system is specific
To acquire at least video/audio signal all the way；It obtains corresponding video/audio signal and encodes video/audio signal, encoded
Data；Coded data is stored with document form；The slow play control instruction of user is responded, what acquisition was stored with document form
Coded data, and processing is decoded to the coded data got, and the video/audio signal after decoding process is carried out
Slow play processing, obtains slow play vision signal, and slow play video/audio signal is output to subsequent processing device.Pass through above-mentioned processing
The identical slow motion result of broadcast of shooting gained of promoting with film may be implemented, be directed to video and audio under television environment to realize
The slow motion of signal plays.
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 that a kind of slow motion of the embodiment of the present invention plays the block diagram of hybrid system；
Fig. 2 is that another slow motion of the embodiment of the present invention plays the block diagram of hybrid system；
Fig. 3 is that another slow motion of the embodiment of the present invention plays the block diagram of hybrid system.
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.
Fig. 1 is that a kind of slow motion of the embodiment of the present invention plays the block diagram of hybrid system.
Shown in referring to Fig.1, slow motion play system provided in this embodiment is applied to television system, specifically includes video and audio
Capture card 10, acquisition server 20 and file packetization module 30 and playback server 40.
Video and audio capture card is used to acquire corresponding capture apparatus exported at least video/audio signal all the way, and will collect
Video/audio signal be output to slow motion server.
Acquisition server is deployed in collection site, for obtaining at least video/audio signal.So-called collection site is understood that
Acquisition is deployed in since data volume collected is larger at the scene for capture apparatus for the studio broadcast live or relayed
Scene can be in real time at the scene video/audio signal be encoded, to reduce the pressure of network transmission.
Video/audio signal generally comprises vision signal and audio signal, includes at least vision signal therein, slow to meet
The demand put.Furthermore it is also possible to obtain multichannel video/audio signal according to demand.
The acquisition server is also used to carry out coded treatment to video/audio signal.
In general aforementioned accessed video/audio signal is analog signal, for the ease of being further processed, the slow motion
Make server also to be handled by certain coding rule, obtains the coded data of preset format, the i.e. view of digitized format description
Audio signal.Such as it can be encoded by video formats such as avi format, mp4 format, rmvb formats.
File packetization module is for being stored the obtained coded data of slow motion server with document form.
Specially after the coded data for obtaining above-mentioned preset format, its coded data can be cut in chronological order
It cuts, is cut into a series of file, and stored using storage equipment, forms the material database in case subsequent processing, wherein phase
The file answered is the video and audio material for constituting the material database, may include video material and audio material.
Playback server is for according to user instructions handling coded data and exporting slow play video/audio signal.This time
Collection site can be deployed in by putting server, can also be deployed in the editor such as TV station place, be passed through with acquisition server wired
Broadband or satellite link connection.
After obtaining user by slow play control instruction that accordingly control equipment is sent, the server is according to the instruction from phase
It answers and obtains corresponding material in material database, is i.e. early period passes through the resulting coded data stored with document form of encoding operation；And root
Operation is decoded to it according to its coded format, the video/audio signal after being restored；And by institute in default slow play control instruction
The parameter or parameter preset of carrying carry out slow play processing to vision signal, to obtain slow play video/audio signal, finally incite somebody to action
It is output to follow-up equipment, such as the television signal transmission equipment that vision signal is emitted to slow play video/audio signal, thus
Realize the purpose of slow play.
It can be seen from the above technical proposal that present embodiments providing a kind of slow motion broadcasting hybrid system, system tool
Body is acquisition at least video/audio signal all the way；It obtains corresponding video/audio signal and encodes video/audio signal, compiled
Code data；Coded data is stored with document form；The slow play control instruction of user is responded, acquisition is stored with document form
Coded data, and processing is decoded to the coded data got, and by the video/audio signal after decoding process into
Row slow play processing, obtains slow play vision signal, and slow play video/audio signal is output to subsequent processing device.Pass through above-mentioned place
The identical slow motion result of broadcast of shooting gained of promoting with film may be implemented in reason, to realize under television environment for view sound
The slow motion of frequency signal plays.
After the video data volume reaches 4K or even 8K, the resolution ratio highest of video pixel can achieve more than 3,000 ten thousand, in list
Only the so big data volume of encoding and decoding processing has seemed unable to do what one wishes in machine mode, can not handle other business.And
It the processing such as individually encodes, compress in the scheme of the application to video data by acquisition server, and other operations are handed over
To playback server, so that the smooth broadcasting and slow play etc. under realizing big data operate.
In addition, as shown in Fig. 2, further including console 50 in the application.
Console obtains slow play control instruction.
Receive slow play control instruction caused by the operation that user carries out console.In addition, in addition to receiving slow play control
System instruction is outer, which can also receive user and carry out control instruction caused by other operations, such as Shot change instruction, system
Table request, material storage request, special efficacy request etc..
Playback server is also used to after receiving the instruction of Shot change transmitted by user, to the view sound after decoding process
Frequency signal carries out Shot change processing, is in fact exactly to be switched to different broadcasting contents from before after regular hour point；?
After receiving the request of tabulation transmitted by user, is executed for corresponding playing process and broadcast table production operation accordingly；It is receiving
To after the storage request of material transmitted by user, the corresponding material generated in playing process is input to corresponding storage equipment and is given
With storage, such as the generated video and audio segment with slow play effect；It is right after receiving the request of special efficacy transmitted by user
Video/audio signal caused by decoding carries out special effect processing, such as filter processing, and will treated after video/audio signal is output to
Continuous equipment.
In addition, can also be expanded in practical applications, a specific embodiment is given in Fig. 3, two are
It unites online use, so as to handle bigger data volume.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
Technical solution provided by the present invention is described in detail above, specific case used herein is to this hair
Bright principle and embodiment is expounded, method of the invention that the above embodiments are only used to help understand and its
Core concept；At the same time, for those skilled in the art, according to the thought of the present invention, in specific embodiment and application
There will be changes in range, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (6)
1. a kind of slow motion plays hybrid system, it is applied to television system, which is characterized in that the slow motion plays hybrid system
Include:
Video and audio capture card, for acquiring at least video/audio signal all the way of capture apparatus output；
Acquisition server is deployed in collection site, compiles for obtaining the video/audio signal, and by the video/audio signal
Code, obtains coded data；
File packetization module, for being stored the coded data with document form；
Playback server obtains the coded data stored with document form for responding the slow play control instruction of user, and
Processing is decoded to the coded data got, and the video/audio signal after decoding process is carried out at slow play
Reason, obtains slow play video/audio signal, and the slow play video/audio signal is output to subsequent processing device.
2. slow motion as described in claim 1 plays hybrid system, which is characterized in that further include:
Console, for exporting the slow play control instruction depending on the user's operation.
3. slow motion as described in claim 1 plays hybrid system, which is characterized in that the playback server is also used to respond
The Shot change of user instructs, and switches over processing to the video/audio signal after decoding process.
4. slow motion as described in claim 1 plays hybrid system, which is characterized in that the slow motion server is also used to ring
It is requested using the tabulation at family, table production operation is broadcast in execution.
5. slow motion as described in claim 1 plays hybrid system, which is characterized in that the slow motion server is also used to ring
Request is stored using the material at family, the audio-video segment that user chooses is stored as material.
6. slow motion as described in claim 1 plays hybrid system, which is characterized in that the slow motion server is also used to ring
It is requested using the special efficacy at family, special effect processing is carried out to the video/audio signal that user selectes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811647954.6A CN109743590A (en) | 2018-12-29 | 2018-12-29 | A kind of slow motion broadcasting hybrid system |
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| CN201811647954.6A CN109743590A (en) | 2018-12-29 | 2018-12-29 | A kind of slow motion broadcasting hybrid system |
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| CN111263172A (en) * | 2019-11-28 | 2020-06-09 | 北京新奥特体育科技有限公司 | Method and system for playing slow motion |
| WO2023169332A1 (en) * | 2022-03-08 | 2023-09-14 | 盖玉梅 | Method for regenerating signal by model |
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| US20020015577A1 (en) * | 2000-06-14 | 2002-02-07 | Shinji Negishi | Data distribution apparatus and method, and data distribution system |
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| WO2023169332A1 (en) * | 2022-03-08 | 2023-09-14 | 盖玉梅 | Method for regenerating signal by model |
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Application publication date: 20190510 |