CN108848411A - The system and method for defining program boundaries and advertisement boundary based on audio signal waveform - Google Patents
The system and method for defining program boundaries and advertisement boundary based on audio signal waveform Download PDFInfo
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- CN108848411A CN108848411A CN201810861036.7A CN201810861036A CN108848411A CN 108848411 A CN108848411 A CN 108848411A CN 201810861036 A CN201810861036 A CN 201810861036A CN 108848411 A CN108848411 A CN 108848411A
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- 230000005236 sound signal Effects 0.000 title claims abstract description 123
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 238000012216 screening Methods 0.000 claims abstract description 14
- 238000007781 pre-processing Methods 0.000 claims abstract description 12
- 238000012217 deletion Methods 0.000 claims abstract description 6
- 230000037430 deletion Effects 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims description 26
- 230000037431 insertion Effects 0.000 claims description 26
- 230000000717 retained effect Effects 0.000 claims description 11
- 230000011218 segmentation Effects 0.000 claims description 8
- 238000007493 shaping process Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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Classifications
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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
- H04N21/439—Processing of audio elementary streams
-
- 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
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/278—Subtitling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
- H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Studio Circuits (AREA)
Abstract
The invention discloses a kind of system and method for defining program boundaries and advertisement boundary based on audio signal waveform,It is related to audio-video editor field,Including audio signal recording module,Audio signal waveform monitoring modular,Audio signal judgment module,Audio signal waveform prejudges module,Audio signal waveform screening module,Audio signal addition of waveforms module,Audio-video segment preprocessing module,External audio is inserted into module,Extraneous subtitle is inserted into module,Multiwindow audio and video playing module,This kind of system and method,By the monitoring for carrying out waveform to the audio signal in video,Undesirable noise and invalid audio are fallen in automatic fitration,And it is prejudged to waveform is protected,The waveform of front and back is compared,It can determine whether that program changes if registration occurring, huge spread occurs,System, which is equipped with recycle bin, to carry out temporary preservation for noise and invalid audio,It carries out checking analysis convenient for the later period,Prevent system misoperation by useful information deletion.
Description
Technical field
The present invention relates to audio-video editor fields, and in particular to one kind defines program boundaries and wide based on audio signal waveform
The system and method for accusing boundary.
Background technique：
In sports event live broadcast or other live television broadcasts, some memorable live streamings are recorded,
But due to that there can be many noises during live streaming, and has many dull advertisements and be added, this viewing to the later period
It will cause very big influence, and also will increase the occupied space of the video data after record, therefore pure in order to obtain
Recording video, the present invention is based on the judgement and monitoring to video sound intermediate frequency signal waveform, the dull advertisement of automatic fitration and
Noisy noise reduces video occupied space, increases collection.
Such as application No. is CN01808461.3 disclose it is a kind of in video signal preprocessor by using audio class
System and method not to define program boundaries and commercial advertisement boundary.The system includes audio classifier controller, the controller
Obtain the information of the audio categories in relation to audio signal segment.Audio categories include such as mute, music, noise and voice in this way
Classification.Audio classifier controller determines the rate of change of audio categories.Audio classifier controller is then the every of audio categories
A rate of change is compared to define the boundary of program and commercial advertisement with a threshold value, this kind of system and method do not disclose
How the technical solution of program boundaries and commercial advertisement boundary is bound using audio volume control.
Such as application No. is CN200910175186.3 to disclose a kind of method for carrying out electric wave massage using music player
And wave massage device.This method includes：Electrode input port and electrode delivery outlet are set in music player；Audio is believed
Number, waveform signal or pulse signal be stored in music player；Human biological signal is acquired using sample electrodes, is passed through
Collected human biological signal is sent in music player by electrode input port；Music player receives massage triggering
After instruction, audio signal, waveform signal or the pulse signal of preservation are chosen, using collected human biological signal to this
The signal of selection is adjusted, and signal adjusted is converted to analog signal, is then exported from the electrode delivery outlet to pressing
Mount electrode；Massage electric waves are exported to user by massage electrode, how this kind of device is undisclosed is bound using audio volume control
The technical solution of program boundaries and commercial advertisement boundary.
Summary of the invention
The purpose of the present invention is to provide a kind of systems for defining program boundaries and advertisement boundary based on audio signal waveform
And method, to solve the above-mentioned many defects caused by the prior art.
A kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform, including audio signal typing mould
Block, audio signal waveform monitoring modular, audio signal judgment module, audio signal waveform anticipation module, audio signal waveform sieve
Modeling block, audio signal addition of waveforms module, audio-video segment preprocessing module, external audio insertion module, extraneous subtitle are inserted
Enter module, multiwindow audio and video playing module, the audio signal recording module is used for the typing of audio, and not according to audio
The corresponding waveform with formation；The audio signal waveform monitoring modular is used to carry out the waveform of formation display and prison in real time
It surveys；The audio signal judgment module judges audio according to the tone color of the power of waveform, amplitude size, frequency size and audio
Type；The audio signal waveform anticipation module prejudges the possible operation rail of next second waveform according to the shaping rule of waveform
Mark；The audio signal waveform screening module is filtered invalid audio according to the type of audio, to effective audio into
Row retains, and prejudges the exact value of the anticipation registration in module according to audio signal waveform to judge whether audio becomes
Change；The audio signal addition of waveforms module is carried out for importing whole section audio, and by the section audio waveform and original waveform
Superposition；The audio-video segment preprocessing module is handled the audio-video of typing for the later period, is obtained according to self demand
Desired video；The multiwindow audio and video playing module is used to play out audio or Video segmentation for multiple windows pre-
Processing.
Preferably, the type of the audio includes background sound music, voice, special efficacy sound and noise, background sound music, people
Sound and special efficacy sound are retained, noise automatic fitration.
Preferably, the audio signal waveform anticipation module prejudges effective audio, to invalid audio selection
Ignore.
Preferably, the audio signal judgment module is in the judgment process if it find that the waveform of each type occurs suddenly
The variation of collective, then it is assumed that program changes.
Preferably, the audio-video segment preprocessing module includes the editing or audio-video segment to audio-video segment
Insertion or the superposition of audio-video segment.
Preferably, the external audio insertion module is used for real-time typing external world aside audio, and forms waveform addition.
Preferably, aside subtitle or subtitle introduction is added for extraneous in the extraneous subtitle insertion module.
Preferably, the system is equipped with recycle bin, for will store the noise after screening and filtering and invalid audio and
The audio-video deleted carries out checking analysis convenient for the later period, prevents system misoperation by useful information deletion.
Preferably, the system that any one described defines program boundaries and advertisement boundary based on audio signal waveform,
Method includes following steps：
(1) audio signal is entered into system by opening system, generates corresponding waveform according to the quantity of audio signal
Quantity, while audio signal waveform monitoring modular starts to be monitored waveform；
(2) audio signal waveform judgment module is big according to the power, amplitude size, frequency of generated audio signal waveform
Small and audio tone color judges the type of audio, while audio signal waveform anticipation module is prejudged according to the shaping rule of waveform
The next second possible running track of waveform；
(3) audio signal waveform screening module is filtered invalid audio according to the type of audio, is put into recycle bin
In, effective audio is retained, and the exact value of the anticipation registration in module is prejudged to sentence according to audio signal waveform
Whether staccato frequency changes；
(4) it after the completion of recording, is used to audio or Video segmentation be multiple windows by multiwindow audio and video playing module
Mouth plays out pretreatment, audio available signal waveform laminating module for importing whole section audio, and by the section audio waveform and
Original waveform is overlapped or carries out editing, insertion, superposition to audio-video segment；
(5) it checks the content in recycle bin, useful audio-frequency information is subjected to recovery processing.
The advantage of the invention is that：This kind defines system and the side of program boundaries and advertisement boundary based on audio signal waveform
Method, by carrying out the monitoring of waveform to the audio signal in video, undesirable noise and invalid is fallen in automatic fitration
Audio, and prejudged to waveform is protected, the waveform of front and back is compared, can determine whether if registration occurring, huge spread occurs
Program changes, and system, which is equipped with recycle bin, to carry out temporary preservation for noise and invalid audio, carries out convenient for the later period
It checks analysis, prevents system misoperation by useful information deletion, the operation of multiwindow can be carried out after the completion of recording to video, it is right
Video carries out editing, insertion, superposition, can also add subtitle and aside sound to video after the completion, can record mood at that time.
Detailed description of the invention
Fig. 1 is 1 module connection diagram of the embodiment of the present invention.
Fig. 2 is 2 module connection diagram of the embodiment of the present invention.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Embodiment 1
As shown in Figure 1, a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform, including audio letter
Number recording module, audio signal waveform monitoring modular, audio signal judgment module, audio signal waveform anticipation module, audio letter
It is number waveform screening module, audio signal addition of waveforms module, audio-video segment preprocessing module, external audio insertion module, outer
Boundary's subtitle insertion module, multiwindow audio and video playing module, typing of the audio signal recording module for audio, and according to
Audio is differently formed corresponding waveform；The audio signal waveform monitoring modular be used for the waveform of formation carry out display with
Real-time monitoring；The audio signal judgment module is sentenced according to the tone color of the power of waveform, amplitude size, frequency size and audio
The type of staccato frequency；The audio signal waveform anticipation module prejudges the next second possible fortune of waveform according to the shaping rule of waveform
Row track；The audio signal waveform screening module is filtered invalid audio according to the type of audio, to effective sound
Frequency is retained, and prejudges the exact value of the anticipation registration in module according to audio signal waveform to judge whether audio occurs
Variation；If the exact value of registration occurs great variety and returns over time again, then it is assumed that this time is slotting
The advertisement entered, the audio signal addition of waveforms module is for importing whole section audio, and by the section audio waveform and original wave
Shape is overlapped；The audio signals such as the background music for oneself to be added when post-production, the audio-video segment pre-process mould
Block is handled the audio-video of typing for the later period, obtains desired video according to self demand；The multiwindow audio-video
Playing module is used to audio or Video segmentation be that multiple windows play out pretreatment, can be fragmented into an audio-video
Be respectively processed in each window, and can preview synthesis after effect.
It is worth noting that, the type of the audio includes background sound music, voice, special efficacy sound and noise, background sound
Music, voice and special efficacy sound are retained, and noise automatic fitration is put into recycle bin after filtering.
In the present embodiment, the audio signal waveform anticipation module prejudges effective audio, to invalid sound
Frequency selection is ignored.
In the present embodiment, the audio signal judgment module is in the judgment process if it find that the waveform of each type is prominent
The variation of collective so occurs, then it is assumed that program changes, if the exact value of registration occurs great variety and at one section
It is returned again after time, then it is assumed that this time is the advertisement of insertion.
In the present embodiment, the audio-video segment preprocessing module includes the editing or audio-video to audio-video segment
The insertion of segment or the superposition of audio-video segment.
In the present embodiment, the external audio insertion module is used for real-time typing external world aside audio, and forms waveform
It is added.
In the present embodiment, aside subtitle or subtitle introduction is added for extraneous in the extraneous subtitle insertion module.
In the present embodiment, the system is equipped with recycle bin, for that will store noise and invalid sound after screening and filtering
Frequency and the audio-video deleted, carry out checking analysis convenient for the later period, prevent system misoperation by useful information deletion.
In addition, the system that any one described defines program boundaries and advertisement boundary based on audio signal waveform,
Its method includes following steps：
(1) audio signal is entered into system by opening system, generates corresponding waveform according to the quantity of audio signal
Quantity, while audio signal waveform monitoring modular starts to be monitored waveform；
(2) audio signal waveform judgment module is big according to the power, amplitude size, frequency of generated audio signal waveform
Small and audio tone color judges the type of audio, while audio signal waveform anticipation module is prejudged according to the shaping rule of waveform
The next second possible running track of waveform；
(3) audio signal waveform screening module is filtered invalid audio according to the type of audio, is put into recycle bin
In, effective audio is retained, and the exact value of the anticipation registration in module is prejudged to sentence according to audio signal waveform
Whether staccato frequency changes；
(4) it after the completion of recording, is used to audio or Video segmentation be multiple windows by multiwindow audio and video playing module
Mouth plays out pretreatment, audio available signal waveform laminating module for importing whole section audio, and by the section audio waveform and
Original waveform is overlapped or carries out editing, insertion, superposition to audio-video segment；
(5) it checks the content in recycle bin, useful audio-frequency information is subjected to recovery processing.
Embodiment 2
As shown in Fig. 2, a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform, including audio letter
Number recording module, audio signal waveform monitoring modular, audio signal judgment module, audio signal waveform anticipation module, audio letter
It is number waveform screening module, audio signal addition of waveforms module, audio-video segment preprocessing module, external audio insertion module, outer
Boundary's subtitle insertion module, multiwindow audio and video playing module, typing of the audio signal recording module for audio, and according to
Audio is differently formed corresponding waveform；The audio signal waveform monitoring modular be used for the waveform of formation carry out display with
Real-time monitoring；The audio signal judgment module is sentenced according to the tone color of the power of waveform, amplitude size, frequency size and audio
The type of staccato frequency；The audio signal waveform anticipation module prejudges the next second possible fortune of waveform according to the shaping rule of waveform
Row track；The audio signal waveform screening module is filtered invalid audio according to the type of audio, to effective sound
Frequency is retained, and prejudges the exact value of the anticipation registration in module according to audio signal waveform to judge whether audio occurs
Variation；If the exact value of registration occurs great variety and returns over time again, then it is assumed that this time is slotting
The advertisement entered, the audio signal addition of waveforms module is for importing whole section audio, and by the section audio waveform and original wave
Shape is overlapped；The audio signals such as the background music for oneself to be added when post-production, the audio-video segment pre-process mould
Block is handled the audio-video of typing for the later period, obtains desired video according to self demand；The multiwindow audio-video
Playing module is used to audio or Video segmentation be that multiple windows play out pretreatment, can be fragmented into an audio-video
Be respectively processed in each window, and can preview synthesis after effect.
It is worth noting that, the type of the audio includes background sound music, voice, special efficacy sound and noise, background sound
Music, voice and special efficacy sound are retained, noise automatic fitration.
In the present embodiment, the audio signal waveform anticipation module prejudges effective audio, to invalid sound
Frequency selection is ignored.
In the present embodiment, the audio signal judgment module is in the judgment process if it find that the waveform of each type is prominent
The variation of collective so occurs, then it is assumed that program changes, if the exact value of registration occurs great variety and at one section
It is returned again after time, then it is assumed that this time is the advertisement of insertion.
In the present embodiment, the audio-video segment preprocessing module includes the editing or audio-video to audio-video segment
The insertion of segment or the superposition of audio-video segment.
In the present embodiment, the external audio insertion module is used for real-time typing external world aside audio, and forms waveform
It is added.
In the present embodiment, aside subtitle or subtitle introduction is added for extraneous in the extraneous subtitle insertion module.
In addition, the system that any one described defines program boundaries and advertisement boundary based on audio signal waveform,
Its method includes following steps：
(1) audio signal is entered into system by opening system, generates corresponding waveform according to the quantity of audio signal
Quantity, while audio signal waveform monitoring modular starts to be monitored waveform；
(2) audio signal waveform judgment module is big according to the power, amplitude size, frequency of generated audio signal waveform
Small and audio tone color judges the type of audio, while audio signal waveform anticipation module is prejudged according to the shaping rule of waveform
The next second possible running track of waveform；
(3) audio signal waveform screening module is filtered invalid audio according to the type of audio, to effective sound
Frequency is retained, and prejudges the exact value of the anticipation registration in module according to audio signal waveform to judge whether audio occurs
Variation；
(4) it after the completion of recording, is used to audio or Video segmentation be multiple windows by multiwindow audio and video playing module
Mouth plays out pretreatment, audio available signal waveform laminating module for importing whole section audio, and by the section audio waveform and
Original waveform is overlapped or carries out editing, insertion, superposition to audio-video segment；
Based on system and method above-mentioned, that this kind defines program boundaries and advertisement boundary based on audio signal waveform, pass through
The monitoring of waveform is carried out to the audio signal in video, undesirable noise and invalid audio are fallen in automatic fitration, and
It is prejudged to waveform is protected, the waveform of front and back is compared, can determine whether that program is sent out if registration occurring, huge spread occurs
Changing, system, which is equipped with recycle bin, to carry out temporary preservation for noise and invalid audio, check point convenient for the later period
Analysis, prevent system misoperation by useful information deletion, after the completion of recording can to video carry out multiwindow operation, to video into
Row editing, insertion, superposition can also add subtitle and aside sound to video after the completion, can record mood at that time.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (9)
1. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform, including audio signal recording module,
Audio signal waveform monitoring modular, audio signal judgment module, audio signal waveform anticipation module, audio signal waveform screen mould
Block, audio signal addition of waveforms module, audio-video segment preprocessing module, external audio insertion module, extraneous subtitle are inserted into mould
Block, multiwindow audio and video playing module, which is characterized in that typing of the audio signal recording module for audio, and according to
Audio is differently formed corresponding waveform；The audio signal waveform monitoring modular be used for the waveform of formation carry out display with
Real-time monitoring；The audio signal judgment module is sentenced according to the tone color of the power of waveform, amplitude size, frequency size and audio
The type of staccato frequency；The audio signal waveform anticipation module prejudges the next second possible fortune of waveform according to the shaping rule of waveform
Row track；The audio signal waveform screening module is filtered invalid audio according to the type of audio, to effective sound
Frequency is retained, and prejudges the exact value of the anticipation registration in module according to audio signal waveform to judge whether audio occurs
Variation；The audio signal addition of waveforms module for importing whole section audio, and by the section audio waveform and original waveform into
Row superposition；The audio-video segment preprocessing module is handled the audio-video of typing for the later period, is obtained according to self demand
To desired video；The multiwindow audio and video playing module is used to audio or Video segmentation be that multiple windows play out
Pretreatment.
2. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform according to claim 1,
It is characterized in that：The type of the audio includes background sound music, voice, special efficacy sound and noise, background sound music, voice and spy
Effect sound is retained, noise automatic fitration.
3. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform according to claim 1,
It is characterized in that：The audio signal waveform anticipation module prejudges effective audio, ignores to invalid audio selection.
4. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform according to claim 1,
It is characterized in that：The audio signal judgment module is in the judgment process if it find that collective occurs suddenly for the waveform of each type
Variation, then it is assumed that program changes.
5. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform according to claim 1,
It is characterized in that：The audio-video segment preprocessing module include the editing or audio-video segment to audio-video segment insertion or
The superposition of person's audio-video segment.
6. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform according to claim 1,
It is characterized in that：The external audio insertion module is used for real-time typing external world aside audio, and forms waveform addition.
7. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform according to claim 1,
It is characterized in that：Aside subtitle or subtitle introduction is added for extraneous in external world's subtitle insertion module.
8. a kind of system that program boundaries and advertisement boundary are defined based on audio signal waveform according to claim 1,
It is characterized in that：The system is equipped with recycle bin, for will store the noise after screening and filtering and invalid audio and delete
Audio-video, carry out checking analysis convenient for the later period, prevent system misoperation by useful information deletion.
9. any one based on what audio signal waveform defined program boundaries and advertisement boundary is described in -8 according to claim 1
System, it is characterised in that：Its method includes following steps：
(1) audio signal is entered into system by opening system, and the number of corresponding waveform is generated according to the quantity of audio signal
Amount, while audio signal waveform monitoring modular starts to be monitored waveform；
(2) audio signal waveform judgment module according to the power, amplitude size, frequency size of generated audio signal waveform with
And the tone color of audio judges the type of audio, while audio signal waveform anticipation module is next according to the anticipation of the shaping rule of waveform
The second possible running track of waveform；
(3) audio signal waveform screening module is filtered invalid audio according to the type of audio, is put into recycle bin, right
Effective audio is retained, and prejudges the exact value of the anticipation registration in module according to audio signal waveform to judge audio
Whether change；
(4) after the completion of recording, by multiwindow audio and video playing module be used for be multiple windows by audio or Video segmentation into
Row plays pretreatment, audio available signal waveform laminating module for importing whole section audio, and by the section audio waveform with it is original
Waveform be overlapped or to audio-video segment carry out editing, insertion, superposition；
(5) it checks the content in recycle bin, useful audio-frequency information is subjected to recovery processing.
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| CN113810766A (en) * | 2021-11-17 | 2021-12-17 | 深圳市速点网络科技有限公司 | Video clip combination processing method and system |
| CN116567315A (en) * | 2023-07-12 | 2023-08-08 | 中国电信股份有限公司 | Multi-terminal cooperation-based multimedia data processing method and device and computer equipment |
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| CN116567315B (en) * | 2023-07-12 | 2023-10-20 | 中国电信股份有限公司 | Multi-terminal cooperation-based multimedia data processing method and device and computer equipment |
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