CN107172487A - A kind of method that Highlight is extracted by camera lens playback feature - Google Patents
A kind of method that Highlight is extracted by camera lens playback feature Download PDFInfo
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- CN107172487A CN107172487A CN201710432414.5A CN201710432414A CN107172487A CN 107172487 A CN107172487 A CN 107172487A CN 201710432414 A CN201710432414 A CN 201710432414A CN 107172487 A CN107172487 A CN 107172487A
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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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
-
- 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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
Abstract
The invention discloses a kind of method and system that Highlight is extracted by camera lens playback feature, this method includes video acquisition, and typing vision signal is simultaneously analyzed；It is determined that playback camera lens, proceeds by frame contrast determination playback camera lens by first frame to video and determines to play back the beginning and end of camera lens；Video between video clipping, the beginning and end of editing playback camera lens is as featured videos, and the featured videos fragment of editing is published to the Internet media by video distribution；The present invention takes full advantage of the characteristic that the mode that Highlight is often played back with slow motion in video is showed, Highlight is automatically extracted using the method for obtaining slow motion start frame and end frame to be published in the Internet media, more abundant content is provided for the Internet media, the efficiency of content production is improved.
Description
Technical field
The present invention relates to video processing technique, and in particular to a kind of method that Highlight is extracted by camera lens playback feature
And system.
Background technology
For now, amalgamation media epoch, broadcasting and TV media and the Internet media are advanced side by side, and are complemented each other.Broadcasting and TV matchmaker
Body possesses abundant resource, such as, has substantial amounts of professional sportses race signal to provide content support for the Internet media, and
Competitive sports are also the topic usually continued saying it with interest during people live, and possess substantial amounts of audient；The Internet media, which has, propagates speed
Degree is fast, it is wide to disseminate, information fragmentation the features such as, can continue to keep temperature, on the one hand, the life of broadcasting and TV media can be promoted
Production, on the other hand, also proposes the requirement of content and efficiency to the existing manufacturing system of broadcasting and TV media.
In existing manufacturing system, following two problems are primarily present：
Content problems, bout typically has one or two hour, and the time span of content is unfavorable in internet, social media biography
Broadcast, the development of internet and amalgamation media so that increasing people adapts to the information with demand " fragmentation ".Therefore, it is just interior
For appearance, the mode that match Highlight is issued for internet again of extracting typically is taken.
Efficiency, the method for existing extraction match Highlight substantially carries out hand after video includes completion
It is dynamic to get ready, manually shear, it is clear that such method not only consumes substantial amounts of manpower and time, and efficiency is very low, can not expire
The ageing demand of foot.
The content of the invention
Excellent mirror is extracted by camera lens playback feature it is an object of the invention to overcome the deficiencies of the prior art and provide one kind
The method and system of head.This method takes full advantage of the characteristic that the mode that Highlight is often played back with slow motion in video is showed,
Highlight is automatically extracted using the method for obtaining slow motion start frame and end frame to be published in the Internet media, is internet
Media provide more abundant content, improve the efficiency of content production.
The purpose of the present invention is achieved through the following technical solutions：
A kind of method that Highlight is extracted by camera lens playback feature, comprises the following steps：
S1：Video acquisition, typing vision signal is simultaneously analyzed；
S2：It is determined that playback camera lens, proceeds by frame contrast determination playback camera lens by first frame to video and determines that playback camera lens is opened
Begin and terminate；
S3：Video between video clipping, the beginning and end of editing playback camera lens is used as featured videos
S4：Video distribution, the Internet media is published to by the featured videos fragment of editing.
Further, the vision signal in described step S1 video acquisitions includes IP stream real-time signals or finished product program letter
Number.
Further, described step S2 determines that playback camera lens includes following sub-step：
S21：Decoding, the vision signal of typing is decoded, and forms video pictures one by one；
S22：Frame is contrasted, and the picture successively with a later frame since first frame passes through frame difference progress similarity comparison
S23：Extract in transition camera lens, frame comparison process, when similarity is less than the threshold value 1 set, judgement has transition camera lens herein,
Extract front and rear a number of continuous frame formation sequence frame herein；
S24：Transition camera lens is counted, the similarity of the transition shot sequence frame of extraction is contrasted successively, similarity exceedes the threshold of setting
During value 2, the two transition camera lenses are judged as same camera lens, and the number of transition camera lens is counted respectively；
S25：It is determined that playback camera lens, when some transition camera lens number reaches the threshold value 3 of setting, it is excellent to determine the transition camera lens
Play back the sequence frame of beginning or the end of camera lens.
Further, the step S25 also includes on the basis of playing back shot transition characteristic frame, and choosing its front and rear multiframe is
Feature frame sequence, extracts the characteristic value per frame, is referred to as standard feature；When finding transition camera lens, with standard feature sequence
Similarity Measure is carried out, when similarity exceedes threshold value 2, the camera lens is playback camera lens.
Further, described step S3 video clippings include following sub-step：
S31：Mark playback camera lens, extracts the characteristic value of transition shot sequence frame, similarity is carried out with standard feature sequence successively
Calculate, when similarity is not higher than threshold value 2, the camera lens is common transition camera lens, continue to contrast next；Similarity is higher than threshold value 2
When, the camera lens is playback camera lens, marks the playback camera lens；
S32：Determine that excellent playback starts lens location, the playback camera lens of odd number mark starts camera lens position for excellent playback
Put；
S33：Determine that excellent playback terminates lens location, the playback camera lens of even number mark terminates camera lens position for excellent playback
Put；
S34：Video is sheared, it is excellent picture to shear two neighboring playback to start camera lens and play back the content terminated between camera lens.
Further, first pass through judgement when extracting Highlight first and count playback lens features sequence, determine feature
The contrast of transition camera lens and characteristic sequence determines that playback camera lens shears the playback camera lens simultaneously after sequence, when recognizing odd number
When being recognized after playback camera lens less than next playback camera lens, then the playback camera lens is abandoned.
Further, for same program, Statistic analysis is needed to play back camera lens, section afterwards when only recognizing first
Mesh is without statistics, directly using characteristic sequence first
A kind of system that Highlight is extracted by camera lens playback feature, including with lower module：
Video acquisition module：Typing vision signal, flowing real-time signal and finished product programme signal to IP can analyze；
Play back camera lens judge module：The vision signal of typing is decoded, video pictures one by one are formed, since first frame according to
The secondary picture with a later frame is carried out in similarity comparison, frame comparison process by frame difference, when similarity is less than the threshold value 1 set,
Judgement has transition camera lens herein, extracts front and rear a number of continuous frame formation sequence frame herein；What contrast was extracted successively turns
The similarity of field lens header sequence frame, when similarity exceedes the threshold value 2 of setting, judges the two transition camera lenses as same camera lens, point
Not Tong Ji transition camera lens number, when some transition camera lens number reaches the threshold value 3 of setting, set the transition camera lens to be excellent
Play back the sequence frame of the beginning and end of camera lens；On the basis of playing back shot transition characteristic frame, choose its front and rear multiframe and be characterized
Frame sequence, extracts the characteristic value per frame, is referred to as standard feature.When finding transition camera lens, carried out with standard feature sequence
Similarity Measure, when similarity exceedes threshold value 2, the camera lens is playback camera lens；
Video clipping module：The characteristic value of transition shot sequence frame is extracted successively, and Similarity Measure is carried out with standard feature sequence,
When similarity is not higher than threshold value 2, the camera lens is common transition camera lens, continues to contrast next；, should when similarity is higher than threshold value 2
Camera lens is playback camera lens, marks the playback camera lens；The playback camera lens of odd number mark starts lens location for excellent playback；The
The playback camera lens of even number mark terminates lens location for excellent playback；The content between two neighboring mark point is sheared, the content
For video playback picture, i.e., than excellent picture；
Video distribution module：The video segment cut is published to the Internet media.
The beneficial effects of the invention are as follows：Transition camera lens is found by the contrast of neighbor frame difference in the present invention and recorded, successively
Contrast and statistics transition camera lens, when some transition camera lens number reaches that a threshold value then judges that this camera lens, as playback camera lens, is carried
Fetch the characteristic sequence for putting camera lens and transition camera lens frame sequence afterwards carries out similarity comparison, similarity is when being higher than a value
Camera lens is played back, by formulating study mechanism, the mark of playback camera lens is obtained using the study of data, for follow-up same section
Purpose video just can quickly and easily find out the Highlight of match, possess the characteristic quick response of intelligence learning to internet matchmaker
Body, meets that spectators are instant, convenient demand.
Brief description of the drawings
Fig. 1 is the flow chart of the present invention；
Fig. 2 is the flow chart of determination playback camera lens in the present invention.
Embodiment
1,2 technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention not office
It is limited to as described below.
Slow motion playback is always carried out after Highlight appearance in sports tournament program, for example：The team of certain in football match
Certain sportsman's backboard slam-shot etc. in goal, Basketball Match, has a fixed feature at the end of playing back and play back into slow motion
The beginning and end of picture prompting slow motion playback.
When front and rear two frames similarity is less than a threshold value（Front and rear two frames picture differs greatly）, we claim the picture of this frame below
Face is transition camera lens, in sports tournament, we have discovered that, playback feature picture also has transition feature.So, Wo Menji
The frame picture of certain distance before and after each transition camera lens is recorded, when finding transition camera lens, the carry out frame similarity pair with record
Than when similar transition camera lens reaches certain value（It can be set according to actual conditions）, it is believed that the camera lens is playback feature
Camera lens, then extracts keyframe sequence, is used as canonical reference feature.
The feature picture for the playback camera lens used during same sports tournament program making be it is the same, can be by one
The data of individual contest show repeatedly train study to determine the feature picture of playback camera lens and store to arrive feature database, afterwards this program
Video just without counting the number of transition camera lens again, but directly and the feature picture of feature database does Similarity Measure to determine
Whether it is the beginning and end for playing back camera lens.
【Embodiment one】
A kind of method and system that Highlight is extracted by camera lens playback feature, the system includes video acquisition module, playback
Camera lens judge module, video clipping module and video distribution module.
Video acquisition module：Typing IP flows instant video and analyzed, and wherein the video is sports tournament video；
Play back camera lens judge module：By the IP stream real-time signal vision signal decodings of typing, video pictures one by one are formed,
Similarity comparison is carried out by frame difference with the picture of a later frame successively since first frame, and is compared and finds out according to predetermined threshold value
Play back camera lens；
Video clipping module：The characteristic value of transition shot sequence frame is extracted successively, and Similarity Measure is carried out with standard feature sequence,
Find out beginning and the end point of playback camera lens and mark；The content between two neighboring mark point is sheared, the content is video playback
Picture, i.e., than excellent picture；
Video distribution module：The video segment cut is published to the Internet media.
This method is specifically included：
S1：Video acquisition, is analyzed the IP stream instant videos of typing；
S2：It is determined that playback camera lens, proceeds by frame contrast determination playback camera lens by first frame to video and determines that playback camera lens is opened
Begin and terminate；Specifically include,
S21：Decoding, the vision signal of typing is decoded, and forms video pictures one by one；
S22：Frame is contrasted, and the picture successively with a later frame since first frame passes through frame difference progress similarity comparison
S23：Extract in transition camera lens, frame comparison process, when similarity is less than the threshold value 1 set, judgement has transition camera lens herein,
Extract front and rear a number of continuous frame formation sequence frame herein；
S24：Transition camera lens is counted, the similarity of the transition shot sequence frame of extraction is contrasted successively, similarity exceedes the threshold of setting
During value 2, the two transition camera lenses are judged as same camera lens, and the number of transition camera lens is counted respectively；
S25：It is determined that playback camera lens, when some transition camera lens number reaches the threshold value 3 of setting, it is excellent to determine the transition camera lens
Play back the sequence frame of beginning or the end of camera lens.
S3：Video between video clipping, the beginning and end of editing playback camera lens is specifically included as featured videos：
S31：Mark playback camera lens, extracts the characteristic value of transition shot sequence frame, similarity is carried out with standard feature sequence successively
Calculate, when similarity is not higher than threshold value 2, the camera lens is common transition camera lens, continue to contrast next；Similarity is higher than threshold value 2
When, the camera lens is playback camera lens, marks the playback camera lens；
S32：Determine that excellent playback starts lens location, the playback camera lens of odd number mark starts camera lens position for excellent playback
Put；
S33：Determine that excellent playback terminates lens location, the playback camera lens of even number mark terminates camera lens position for excellent playback
Put, be tagged to 8 playback camera lenses altogether in the present embodiment.
S34：Video is sheared, it is excellent picture to shear two neighboring playback to start camera lens and play back the content terminated between camera lens
The content list between content and playback camera lens 3-4, playback camera lens 5-6, playback camera lens 7-8 between face, and playback camera lens 1-2
It is solely one section of excellent picture
S4：Video distribution, the Internet media is published to by the featured videos fragment of editing.
【Embodiment two】
A kind of method and system that Highlight is extracted by camera lens playback feature, the system includes video acquisition module, playback
Camera lens judge module, video clipping module and video distribution module.
Video acquisition module：Typing finished product program video is simultaneously analyzed；
Play back camera lens judge module：The finished product program video of typing is decoded, video pictures one by one is formed, is opened from first frame
Begin to carry out similarity comparison by frame difference with the picture of a later frame successively, and be compared according to predetermined threshold value and find out playback mirror
Head；
Video clipping module：The characteristic value of transition shot sequence frame is extracted successively, and Similarity Measure is carried out with standard feature sequence,
Find out beginning and the end point of playback camera lens and mark；The content between two neighboring mark point is sheared, the content is video playback
Picture, i.e., than excellent picture；
Video distribution module：The video segment cut is published to the Internet media.
This method is specifically included：
S1：Video acquisition, the IP stream real-time signal vision signals to typing are analyzed；
S2：It is determined that playback camera lens, proceeds by frame contrast determination playback camera lens by first frame to video and determines that playback camera lens is opened
Begin and terminate；Specifically include,
S21：Decoding, the vision signal of typing is decoded, and forms video pictures one by one；
S22：Frame is contrasted, and the picture successively with a later frame since first frame passes through frame difference progress similarity comparison
S23：Extract in transition camera lens, frame comparison process, when similarity is less than the threshold value 1 set, judgement has transition camera lens herein,
Extract front and rear a number of continuous frame formation sequence frame herein；
S24：Transition camera lens is counted, the similarity of the transition shot sequence frame of extraction is contrasted successively, similarity exceedes the threshold of setting
During value 2, the two transition camera lenses are judged as same camera lens, and the number of transition camera lens is counted respectively；
S25：It is determined that playback camera lens, when some transition camera lens number reaches the threshold value 3 of setting, it is excellent to determine the transition camera lens
Play back the sequence frame of beginning or the end of camera lens.
S3：Video between video clipping, the beginning and end of editing playback camera lens is specifically included as featured videos：
S31：Mark playback camera lens, extracts the characteristic value of transition shot sequence frame, similarity is carried out with standard feature sequence successively
Calculate, when similarity is not higher than threshold value 2, the camera lens is common transition camera lens, continue to contrast next；Similarity is higher than threshold value 2
When, the camera lens is playback camera lens, marks the playback camera lens；
S32：Determine that excellent playback starts lens location, the playback camera lens of odd number mark starts camera lens position for excellent playback
Put；
S33：Determine that excellent playback terminates lens location, the playback camera lens of even number mark terminates camera lens position for excellent playback
Put, be tagged to 7 playback camera lenses altogether in the present embodiment.
S34：Video is sheared, it is excellent picture to shear two neighboring playback to start camera lens and play back the content terminated between camera lens
The content between content and playback camera lens 3-4, playback camera lens 5-6 between face, and playback camera lens 1-2 be individually for one section it is excellent
Picture, playback camera lens 7 is then abandoned.
S4：Video distribution, the Internet media is published to by the featured videos fragment of editing.
Tellable to be, above example is not limited to answering for the present invention using sports tournament video as analysis object
Physical culture is limited only to field and disdains video, is applicable for any kind of video this method.
Described above is only the preferred embodiment of the present invention, it should be understood that the present invention is not limited to described herein
Form, is not to be taken as the exclusion to other embodiment, and available for various other combinations, modification and environment, and can be at this
In the text contemplated scope, it is modified by the technology or knowledge of above-mentioned teaching or association area.And those skilled in the art are entered
Capable change and change does not depart from the spirit and scope of the present invention, then all should appended claims of the present invention protection domain
It is interior.
Claims (9)
1. a kind of method that Highlight is extracted by camera lens playback feature, it is characterised in that comprise the following steps：
S1：Video acquisition, typing vision signal is simultaneously analyzed；
S2：It is determined that playback camera lens, proceeds by frame contrast determination playback camera lens by first frame to video and determines that playback camera lens is opened
Begin and terminate；
S3：Video between video clipping, the beginning and end of editing playback camera lens is used as featured videos
S4：Video distribution, the Internet media is published to by the featured videos fragment of editing.
2. a kind of method that Highlight is extracted by camera lens playback feature according to claim 1, it is characterised in that：Institute
Vision signal in the step S1 video acquisitions stated includes IP and flows real-time signal or finished product programme signal.
3. a kind of method that Highlight is extracted by camera lens playback feature according to claim 1, it is characterised in that：Institute
The step S2 stated determines that playback camera lens includes following sub-step：
S21：Decoding, the vision signal of typing is decoded, and forms video pictures one by one；
S22：Frame is contrasted, and the picture successively with a later frame since first frame passes through frame difference progress similarity comparison
S23：Extract in transition camera lens, frame comparison process, when similarity is less than the threshold value 1 set, judgement has transition camera lens herein,
Extract front and rear a number of continuous frame formation sequence frame herein；
S24：Transition camera lens is counted, the similarity of the transition shot sequence frame of extraction is contrasted successively, similarity exceedes the threshold of setting
During value 2, the two transition camera lenses are judged as same camera lens, and the number of transition camera lens is counted respectively；
S25：It is determined that playback camera lens, when some transition camera lens number reaches the threshold value 3 of setting, it is excellent to determine the transition camera lens
Play back the sequence frame of beginning or the end of camera lens.
4. a kind of method that Highlight is extracted by camera lens playback feature according to claim 3, it is characterised in that：Institute
Stating step S25 also includes on the basis of playing back shot transition characteristic frame, chooses its front and rear multiframe and is characterized frame sequence, extracts per frame
Characteristic value, referred to as standard feature；When finding transition camera lens, Similarity Measure is carried out with standard feature sequence, it is similar
When degree exceedes threshold value 2, the camera lens is playback camera lens.
5. a kind of method that Highlight is extracted by camera lens playback feature according to claim 1, it is characterised in that：Institute
The step S3 video clippings stated include following sub-step：
S31：Mark playback camera lens, extracts the characteristic value of transition shot sequence frame, similarity is carried out with standard feature sequence successively
Calculate, when similarity is not higher than threshold value 2, the camera lens is common transition camera lens, continue to contrast next；Similarity is higher than threshold value 2
When, the camera lens is playback camera lens, marks the playback camera lens；
S32：Determine that excellent playback starts lens location, the playback camera lens of odd number mark starts camera lens position for excellent playback
Put；
S33：Determine that excellent playback terminates lens location, the playback camera lens of even number mark terminates camera lens position for excellent playback
Put；
S34：Video is sheared, it is excellent picture to shear two neighboring playback to start camera lens and play back the content terminated between camera lens.
6. a kind of method that Highlight is extracted by camera lens playback feature according to claim 5, it is characterised in that：It is first
Judgement is first passed through during secondary extraction Highlight and counts playback lens features sequence, transition camera lens and spy after characteristic sequence is determined
Levy alignment and determine playback camera lens while shear the playback camera lens, when recognize recognized after odd number plays back camera lens less than
During next playback camera lens, then the playback camera lens is abandoned.
7. a kind of method that Highlight is extracted by camera lens playback feature according to any one of claim 1-6, its
It is characterised by：For same program, Statistic analysis is needed to play back camera lens when only recognizing first, program afterwards is without system
Meter, directly using characteristic sequence first.
8. a kind of system that Highlight is extracted by camera lens playback feature, it is characterised in that including with lower module：
Video acquisition module：Typing vision signal, flowing real-time signal and finished product programme signal to IP can analyze；
Play back camera lens judge module：The vision signal of typing is decoded, video pictures one by one are formed, since first frame according to
The secondary picture with a later frame is carried out in similarity comparison, frame comparison process by frame difference, when similarity is less than the threshold value 1 set,
Judgement has transition camera lens herein, extracts front and rear a number of continuous frame formation sequence frame herein；What contrast was extracted successively turns
The similarity of field lens header sequence frame, when similarity exceedes the threshold value 2 of setting, judges the two transition camera lenses as same camera lens, point
Not Tong Ji transition camera lens number, when some transition camera lens number reaches the threshold value 3 of setting, set the transition camera lens to be excellent
Play back the sequence frame of the beginning and end of camera lens；On the basis of playing back shot transition characteristic frame, choose its front and rear multiframe and be characterized
Frame sequence, extracts the characteristic value per frame, is referred to as standard feature.
9. when finding transition camera lens, Similarity Measure is carried out with standard feature sequence, when similarity exceedes threshold value 2, the camera lens
For playback camera lens；
Video clipping module：The characteristic value of transition shot sequence frame is extracted successively, and Similarity Measure is carried out with standard feature sequence,
When similarity is not higher than threshold value 2, the camera lens is common transition camera lens, continues to contrast next；, should when similarity is higher than threshold value 2
Camera lens is playback camera lens, marks the playback camera lens；The playback camera lens of odd number mark starts lens location for excellent playback；The
The playback camera lens of even number mark terminates lens location for excellent playback；The content between two neighboring mark point is sheared, the content
For video playback picture, i.e., than excellent picture；
Video distribution module：The video segment cut is published to the Internet media.
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| CN109040770A (en) * | 2018-08-27 | 2018-12-18 | 佛山龙眼传媒科技有限公司 | A kind of method, the system of online editing |
| CN109194977A (en) * | 2018-08-27 | 2019-01-11 | 佛山龙眼传媒科技有限公司 | A kind of online method, system for generating slow motion |
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| CN110008374A (en) * | 2019-06-04 | 2019-07-12 | 成都索贝数码科技股份有限公司 | It is a kind of to select edit methods for what race intelligently made |
| CN113691864A (en) * | 2021-07-13 | 2021-11-23 | 北京百度网讯科技有限公司 | Video clipping method, video clipping device, electronic equipment and readable storage medium |
| CN114866839A (en) * | 2022-07-11 | 2022-08-05 | 深圳市鼎合丰科技有限公司 | Video editing software system based on repeated frame image merging |
| CN117132925A (en) * | 2023-10-26 | 2023-11-28 | 成都索贝数码科技股份有限公司 | Intelligent stadium method and device for sports event |
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| JIAN-QUAN OUYANG等: "Replay boundary detection in MPEG compressed video", 《PROCEEDINGS OF THE SECOND INTERNATIONAL CONFERENCE ON MACBME LEARNING AND CYBERNETICS》 * |
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| CN109194977A (en) * | 2018-08-27 | 2019-01-11 | 佛山龙眼传媒科技有限公司 | A kind of online method, system for generating slow motion |
| CN109391856A (en) * | 2018-10-22 | 2019-02-26 | 百度在线网络技术（北京）有限公司 | Video broadcasting method, device, computer equipment and storage medium |
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| CN113691864A (en) * | 2021-07-13 | 2021-11-23 | 北京百度网讯科技有限公司 | Video clipping method, video clipping device, electronic equipment and readable storage medium |
| CN114866839A (en) * | 2022-07-11 | 2022-08-05 | 深圳市鼎合丰科技有限公司 | Video editing software system based on repeated frame image merging |
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