CN104427258A - Video image operation realization method and apparatus - Google Patents
Video image operation realization method and apparatus Download PDFInfo
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- CN104427258A CN104427258A CN201310376645.0A CN201310376645A CN104427258A CN 104427258 A CN104427258 A CN 104427258A CN 201310376645 A CN201310376645 A CN 201310376645A CN 104427258 A CN104427258 A CN 104427258A
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Abstract
The invention discloses a video image operation realization method. The method comprises the following steps: receiving a video image operation instruction; invoking a video image operation tool, and suspending the video playing; extracting a video image corresponding a current video frame; displaying the video image; receiving an instruction for concrete operation of the video image; executing a corresponding concrete operation; and displaying an execution result of the concrete operation instruction. In addition, the invention also discloses a video image operation realization apparatus including an instruction receiving module, a pre-processing module, a video processing module, an operation module and a display module. According to the video image operation realization method and apparatus, the operation on the random frame of image in the video can be realized; and probability of convenience and practicability are high.
Description
Technical field
The present invention relates to technical field of video processing, refer to a kind of video image operation realizing method and device especially.
Background technology
At present, on an electronic device to mark and the note aspect of text, there is the Software tool that some can carry out annotating and commenting on, as the Word office software, PDF reader etc. that can annotate and comment on text document, these instruments can when reading text document, choose certain passage in document, annotations and comments, notes word are added to this section of word.But at video field, the mark of video content and the method for annotations and comments are also short of to some extent.
For example, teacher is when imparting knowledge to students with video, if video playback is when to a certain picture, teacher needs to tell about it, can only gesture be coordinated video pause to be described, and drawing can not be performed in current picture, to write or the operation such as annotations and comments carrys out aided education, mode of giving lessons like this is obviously intelligent not, has isolated teaching process.
Summary of the invention
In view of this, the object of the invention is to propose a kind of video image operation realizing method and device, the operation to arbitrary frame image in video can be realized, convenient and practical.
Based on above-mentioned purpose video image operation realizing method provided by the invention, comprising:
The instruction of receiver, video image manipulation;
Call video image operation tool, suspend video playback simultaneously;
Extract the video image that current video frame is corresponding;
Show described video image;
Receive the instruction described video image being carried out to concrete operations;
Perform corresponding concrete operations;
Show the execution result of described concrete operations instruction.
In some embodiments, the step of the video image of described extraction current video frame comprises:
Be separated video data and voice data in the video file of current broadcasting;
To decode described video data;
Capture the video image of current video frame;
Filtration treatment is carried out to the video image captured out;
Render effects process is carried out to the described video image captured out;
Be RGB bitmap by the described Computer Vision captured out.
In some embodiments, described video image concrete operations instruction comprises at least one in convergent-divergent instruction, rotate instruction, annotations and comments instruction.
In some embodiments, described video image operation tool comprises graphic plotting instrument and/or the text edit tool.
In some embodiments, the method for described graphic plotting instrument graphing is adopted to comprise:
Receiving target chooses instruction;
The edge of target is chosen described in extraction;
The described edge of target of choosing is depicted as figure.
In some embodiments, described receiving target chooses the step of instruction to comprise: obtain the coordinate that target chooses pixel residing for the motion track of instruction in described video image continuously.
In some embodiments, described continuous acquisition target also comprises after choosing the step of the coordinate of pixel residing for the motion track of instruction in screen: residing for described motion track, described motion track is formed as closed figure by the coordinate of pixel.
In some embodiments, the coordinate of described pixel residing for described motion track also comprises after described motion track being formed as the step of closed figure: obtain the coordinate of all pixels in described video image comprised in described closed figure.
In some embodiments, the step at the edge of target is chosen to comprise described in described extraction:
Described video image is carried out binary conversion treatment;
Defining gray value in described video image lower than the pixel of setting threshold is Edge Feature Points;
Obtain the multiple continuous whole border in described video image.
In some embodiments, described receiving target also comprises after choosing the step of instruction: choose the continuous whole border belonging to target described in determining.
In some embodiments, described determine described in choose the step on the continuous whole border belonging to target to comprise:
Obtain the pixel coordinate in described multiple continuous whole border, and contrast with the coordinate of all pixels in described video image that comprise in described closed figure;
Obtain the number that overlaps of all pixel coordinates that described closed figure comprises and the pixel coordinate in described multiple continuous whole border;
Using continuous whole borders maximum for described coincidence number as the described continuous whole border chosen belonging to target.
In some embodiments, described the described step choosing the edge of target to be depicted as figure to be comprised: choose the continuous whole border belonging to target choose the edge of target as described and be depicted as figure using described.
In some embodiments, describedly the continuous whole border belonging to target is chosen to choose the edge of target as described and also comprise after being depicted as the step of figure using described: described in display, to choose the figure that the edge of target is depicted as.
Present invention also offers a kind of video image operation implement device, comprising:
Command reception module, for the instruction of receiver, video image manipulation;
Pretreatment module, for calling video image operation tool and suspending video playback;
Video processing module, for extracting video image corresponding to current video frame;
Operational module, for performing the concrete operations carried out described video image;
Display module, for showing described video image and showing the execution result of described concrete operations instruction.
In some embodiments, described video processing module, also for separating of video data and voice data in the video file of current broadcasting.
In some embodiments, described video processing module, also for described video data of decoding.
In some embodiments, described video processing module, also for capturing the video image of current video frame.
In some embodiments, described video processing module, also for carrying out filtration treatment to the video image captured out.
In some embodiments, described filtration treatment comprises at least one in bar shaped filtration, Gauss's filtration, edge filter.
In some embodiments, described video processing module, also for carrying out render effects process to the described video image captured out.
In some embodiments, described video processing module, also for being RGB bitmap by the described Computer Vision captured out.
In some embodiments, described video image operational order comprises at least one in convergent-divergent instruction, rotate instruction, annotations and comments instruction.
In some embodiments, described video image operation tool comprises graphic plotting instrument and/or the text edit tool.
In some embodiments, described command reception module also chooses instruction for receiving target; Described video processing module is also for choosing the edge of target described in extracting; Described operational module is also for being depicted as figure by the described edge of target of choosing.
In some embodiments, described command reception module, also chooses the coordinate of pixel residing for the motion track of instruction in described video image for obtaining target continuously.
In some embodiments, described video processing module, described motion track is formed as closed figure by the coordinate also for pixel residing for described motion track.
In some embodiments, described video processing module, also for obtaining in described closed figure the coordinate of all pixels in described video image comprised.
In some embodiments, described video processing module, also for described video image is carried out binary conversion treatment, defining gray value in described video image lower than the pixel of setting threshold is Edge Feature Points, and obtains the multiple continuous whole border in described video image.
In some embodiments, described video processing module, also for choosing the continuous whole border belonging to target described in determining.
In some embodiments, described video processing module, also for obtaining pixel coordinate in described multiple continuous whole border and contrasting with the coordinate of all pixels in described video image that comprise in described closed figure, obtain the number that overlaps of all pixel coordinates that described closed figure comprises and the pixel coordinate in described multiple continuous whole border, and using continuous whole borders maximum for described coincidence number as the described continuous whole border chosen belonging to target.
In some embodiments, described operational module, also for choosing the continuous whole border belonging to target choose the edge of target as described and be depicted as figure using described.
In some embodiments, described display module, the figure also for choosing the edge of target to be depicted as described in showing.
As can be seen from above, video image operation realizing method provided by the invention and device, by a certain width image zooming-out of the video by current broadcasting out, make it possible to carry out various annotations and comments on the video image extracted, add the interactive property of video; Preferably, when this function being applied in software of giving lessons, add the Postil Function of video, can make the mode of giving lessons of teacher more flexibly, lecture contents is more directly perceived.
Adding in video image choose the profile of target to carry out function that lines sketch the contours annotations and comments, making the content of courses of teacher when giving lessons more vividly, more attract the attentiveness of student.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of an embodiment of video image operation realizing method provided by the invention;
Fig. 2 is the schematic flow sheet of the step extracting video image corresponding to current video frame in another embodiment of video image operation realizing method provided by the invention;
Fig. 3 is the schematic flow sheet of the method for graphic plotting instrument graphing in another embodiment of video image operation realizing method provided by the invention;
Fig. 4 is the schematic flow sheet of the method for graphic plotting instrument graphing in another embodiment of video image operation realizing method provided by the invention;
The schematic flow sheet of the step on the continuous whole border belonging to target is chosen described in judging in another embodiment that Fig. 5 is video image operation realizing method provided by the invention;
Fig. 6 is the structural representation of an embodiment of video image provided by the invention operation implement device.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.
With reference to accompanying drawing 1, it is the schematic flow sheet of an embodiment of video image operation realizing method provided by the invention.
As shown in Figure 1, described video image operation realizing method, comprising:
Step 101: receiver, video image manipulation instruction;
Step 102: call video image operation tool, and suspend video playback;
Step 103: extract the video image that current video frame is corresponding;
Step 104: show described video image;
Step 105: receive the instruction described video image being carried out to concrete operations;
Step 106: perform corresponding concrete operations;
Step 107: the execution result showing described concrete operations instruction.
Wherein, described receiver, video image manipulation instruction, can be that user clicks in screen the icon that video image operates, now, when knowing this click action, then respond this instruction and call out video image operation tool hurdle and suspend video playback simultaneously, video stops at the picture of present frame.
Further, with reference to accompanying drawing 2, the steps flow chart extracting video image corresponding to a current video frame embodiment in the step 103 of video image operation realizing method provided by the invention comprises:
Step 201: be separated video data and voice data in the video file of current broadcasting.
Step 202: described video data of decoding.
Step 203: the video image capturing current video frame.
Step 204: filtration treatment is carried out to the video image captured out.
Described filtration treatment comprises at least one in bar shaped filtration, Gauss's filtration, edge filter.Both can adopt bar shaped filtration, Gauss had filtered, a kind of filter method in edge filter, also can above-mentioned two kinds or more filter method combinations.
Step 205: render effects process is carried out to the described video image captured out.
Step 206: be RGB bitmap by the described Computer Vision captured out.
By said method, extracted by the picture of present frame in video, the image being formed as picture format is presented on screen; Preferably, described in the video image that extracts cover the position being presented at video pictures display, when operating this video image, give in the sensation operated video.
Optionally, described in step 105, video image concrete operations instruction comprises at least one in convergent-divergent instruction, rotate instruction, annotations and comments instruction; Preferably, described video image operation tool comprises graphic plotting instrument and/or the text edit tool.
Preferably, with reference to accompanying drawing 3, in another embodiment of video image operation realizing method provided by the invention, the flow process of the method for graphic plotting instrument graphing comprises:
Step 301: receiving target chooses instruction;
Step 302: the edge choosing target described in extraction;
Step 303: the described edge of target of choosing is depicted as figure;
Step 304: choose the figure that the edge of target is depicted as described in display.
Wherein, described target chooses instruction can be an adopting consecutive click chemical reaction instruction (for having drawn individual circle on screen in image) being roughly circular trace, or ellipse, rectangle, square, triangle or irregular figure etc.; According to the custom of user, can choose arbitrarily.
Optionally, with reference to accompanying drawing 4, in another embodiment of video image operation realizing method provided by the invention, the flow process of the method for graphic plotting instrument graphing comprises:
Step 401: obtain the coordinate that target chooses pixel residing for the motion track of instruction in described video image continuously;
Step 402: described motion track is formed as closed figure by the coordinate of pixel residing for described motion track;
Step 403: obtain the coordinate of all pixels in described video image comprised in described closed figure;
Step 404: described video image is carried out binary conversion treatment;
Step 405: defining gray value in described video image lower than the pixel of setting threshold is Edge Feature Points;
Step 406: obtain the multiple continuous whole border in described video image;
Step 407: choose the continuous whole border belonging to target described in determining;
Step 408: choose the continuous whole border belonging to target choose the edge of target as described and be depicted as figure using described;
Step 409: choose the figure that the edge of target is depicted as described in display.
Further, with reference to accompanying drawing 5, described in determining in another embodiment of step 407 video image provided by the invention operation realizing method, the flow process of the step on the continuous whole border belonging to target is chosen to comprise:
Step 501: obtain the pixel coordinate in described multiple continuous whole border, and with described closed figure
Interior the comprised coordinate of all pixels in described video image contrasts;
Step 502: the number that overlaps obtaining all pixel coordinates that described closed figure comprises and the pixel coordinate in described multiple continuous whole border;
Step 503: using continuous whole borders maximum for described coincidence number as the described continuous whole border chosen belonging to target.
By said method, the dry goods such as needing to choose in video image can be realized, get arbitrary graphic track and this dry goods circle is lived, the figure drawn along the appearance profile of this dry goods can be obtained.
As can be seen from the various embodiments described above, video image operation realizing method provided by the invention, by a certain width image zooming-out of the video by current broadcasting out, make it possible to carry out various annotations and comments on the video image extracted, add the interactive property of video; Preferably, when this function being applied in software of giving lessons, add the Postil Function of video, can make the mode of giving lessons of teacher more flexibly, lecture contents is more directly perceived.
Further, adding in video image choose the profile of target to carry out function that lines sketch the contours annotations and comments, making the content of courses of teacher when giving lessons more vividly, more attract the attentiveness of student.
It needs to be noted; although illustrate only some attainable embodiments in above-described embodiment; those skilled in the art can be easy to expect; multiple conversion can be carried out to video image operation realizing method provided by the invention in these embodiment bases; that is: each step in the embodiment of above-mentioned video image operation realizing method all mutually can intersect, replaces, increases, delete; these rational permutation and combination conversion all should belong to protection scope of the present invention, and protection scope of the present invention should be confined on embodiment.
With reference to accompanying drawing 6, it is the structural representation of an embodiment of video image operation implement device provided by the invention.
As shown in Figure 6, one embodiment of the present of invention additionally provide a kind of video image operation implement device 600, comprising:
Command reception module 601, for the instruction of receiver, video image manipulation;
Pretreatment module 602, for calling video image operation tool and suspending video playback;
Video processing module 603, for extracting video image corresponding to current video frame;
Operational module 604, for performing the concrete operations carried out described video image;
Display module 605, for showing described video image and showing the execution result of described concrete operations instruction.
Further, an alternative embodiment of the invention additionally provides a kind of video image operation implement device 600, wherein said video processing module 603, also for separating of video data in the video file of current broadcasting and voice data, the described video data of decoding, capture current video frame video image, the video image captured out carried out to filtration treatment, the described video image captured out carried out to render effects process, be RGB bitmap by the described Computer Vision captured out
Optionally, described filtration treatment comprises at least one in bar shaped filtration, Gauss's filtration, edge filter; Described video image operational order comprises at least one in convergent-divergent instruction, rotate instruction, annotations and comments instruction; Described video image operation tool comprises graphic plotting instrument and/or the text edit tool.
Preferably, of the present invention another embodiment still provides a kind of video image operation implement device 600, and wherein, described command reception module 601 also chooses instruction for what receive the target of required annotations and comments; Described video processing module 603 is also for choosing the edge of target described in extracting; Described operational module 604 is also for being depicted as figure by the described edge of target of choosing.
Further, yet another embodiment of the present invention additionally provides a kind of video image operation implement device 600, wherein: described command reception module 601 also chooses the coordinate of pixel residing for the motion track of instruction in described video image for obtaining target continuously.Described motion track is also formed as closed figure for the coordinate of pixel residing for described motion track by described video processing module 603, obtain the coordinate of all pixels in described video image comprised in described closed figure, described video image is carried out binary conversion treatment, defining gray value in described video image lower than the pixel of setting threshold is Edge Feature Points, and obtains the multiple continuous whole border in described video image; The continuous whole border belonging to target is chosen described in determining; Obtain pixel coordinate in described multiple continuous whole border and contrast with the coordinate of all pixels in described video image that comprise in described closed figure, obtain the number that overlaps of all pixel coordinates that described closed figure comprises and the pixel coordinate in described multiple continuous whole border, and using continuous whole borders maximum for described coincidence number as the described continuous whole border chosen belonging to target.Described operational module 604, also for choosing the continuous whole border belonging to target choose the edge of target as described and be depicted as figure using described.Described display module 605, the figure also for choosing the edge of target to be depicted as described in showing.
Now in conjunction with the video image operation realizing method in above-described embodiment, the embodiment of the course of work of described video image operation implement device is described.
With reference to accompanying drawing 1, it is the schematic flow sheet of an embodiment of video image operation realizing method provided by the invention.
Described video image operation realizing method, comprising:
Step 101: described command reception module 601 receiver, video image manipulation instruction;
Step 102: described pretreatment module 602 calls video image operation tool, and suspend video playback;
Step 103: described video processing module 603 extracts the video image of current video frame;
Step 104: described display module 605 shows described video image;
Step 105: described command reception module 601 receives the instruction described video image being carried out to concrete operations;
Step 106: described operational module 604 performs corresponding concrete operations;
Step 107: described display module 605 shows the execution result of described concrete operations instruction.
With reference to accompanying drawing 3, it is the schematic flow sheet of the method for graphic plotting instrument graphing in another embodiment of video image operation realizing method provided by the invention.
As shown in Figure 3, the method for described graphic plotting instrument graphing is adopted to comprise:
Step 301: described command reception module 601 receiving target chooses instruction;
Step 302: the edge choosing target described in described video processing module 603 extracts;
Step 303: the described edge of target of choosing is depicted as figure by described operational module 604;
Step 304: the figure choosing the edge of target to be depicted as described in described display module 605 shows.
As can be seen from above, video image provided by the invention operation implement device, by a certain width image zooming-out of the video by current broadcasting out, makes it possible to carry out various annotations and comments on the video image extracted, adds the interactive property of video; Preferably, when this function being applied in software of giving lessons, add the Postil Function of video, can make the mode of giving lessons of teacher more flexibly, lecture contents is more directly perceived.
Adding in video image choose the profile of target to carry out function that lines sketch the contours annotations and comments, making the content of courses of teacher when giving lessons more vividly, more attract the attentiveness of student.
It needs to be noted, the embodiment of above-mentioned video image operation implement device use only the embodiment of described video image operation realizing method to illustrate the course of work of each module, those skilled in the art can be easy to expect, by these module application in other embodiments.Certainly; because each step in described video image operation realizing method embodiment all mutually can intersect, replaces, increases, delete; therefore; these rational permutation and combination conversion also should belong to protection scope of the present invention in described video image operation implement device, and protection scope of the present invention should not to be confined on described embodiment.
Those of ordinary skill in the field are to be understood that: the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (32)
1. a video image operation realizing method, is characterized in that, comprising:
The instruction of receiver, video image manipulation;
Call video image operation tool, and suspend video playback;
Extract the video image that current video frame is corresponding;
Show described video image;
Receive the instruction described video image being carried out to concrete operations;
Perform corresponding concrete operations;
Show the execution result of described concrete operations instruction.
2. method according to claim 1, is characterized in that, the step of the video image of described extraction current video frame comprises:
Be separated video data and voice data in the video file of current broadcasting;
To decode described video data;
Capture the video image of current video frame;
Filtration treatment is carried out to the video image captured out;
Render effects process is carried out to the described video image captured out;
Be RGB bitmap by the described Computer Vision captured out.
3. method according to claim 1 and 2, is characterized in that, described video image concrete operations instruction comprises at least one in convergent-divergent instruction, rotate instruction, annotations and comments instruction.
4. method according to claim 3, is characterized in that, described video image operation tool comprises graphic plotting instrument and/or the text edit tool.
5. method according to claim 4, is characterized in that, adopts the method for described graphic plotting instrument graphing to comprise:
Receiving target chooses instruction;
The edge of target is chosen described in extraction;
The described edge of target of choosing is depicted as figure.
6. method according to claim 5, is characterized in that, described receiving target chooses the step of instruction to comprise: obtain the coordinate that target chooses pixel residing for the motion track of instruction in described video image continuously.
7. method according to claim 6, it is characterized in that, described continuous acquisition target also comprises after choosing the step of the coordinate of pixel residing for the motion track of instruction in screen: residing for described motion track, described motion track is formed as closed figure by the coordinate of pixel.
8. method according to claim 7, it is characterized in that, the coordinate of described pixel residing for described motion track also comprises after described motion track being formed as the step of closed figure: obtain the coordinate of all pixels in described video image comprised in described closed figure.
9. method according to claim 8, is characterized in that, chooses the step at the edge of target to comprise described in described extraction:
Described video image is carried out binary conversion treatment;
Defining gray value in described video image lower than the pixel of setting threshold is Edge Feature Points;
Obtain the multiple continuous whole border in described video image.
10. method according to claim 9, is characterized in that, described receiving target also comprises after choosing the step of instruction: choose the continuous whole border belonging to target described in determining.
11. methods according to claim 10, is characterized in that, described determine described in choose the step on the continuous whole border belonging to target to comprise:
Obtain the pixel coordinate in described multiple continuous whole border, and contrast with the coordinate of all pixels in described video image that comprise in described closed figure;
Obtain the number that overlaps of all pixel coordinates that described closed figure comprises and the pixel coordinate in described multiple continuous whole border;
Using continuous whole borders maximum for described coincidence number as the described continuous whole border chosen belonging to target.
12. methods according to claim 11, is characterized in that, describedly the described step choosing the edge of target to be depicted as figure are comprised: choose the continuous whole border belonging to target choose the edge of target as described and be depicted as figure using described.
13. methods according to claim 12, it is characterized in that, describedly choose the continuous whole border belonging to target choose the edge of target as described and also comprise after being depicted as the step of figure using described: described in display, choose the figure that the edge of target is depicted as.
14. 1 kinds of video image operation implement devices, is characterized in that, comprising:
Command reception module, for the instruction of receiver, video image manipulation;
Pretreatment module, for calling video image operation tool and suspending video playback;
Video processing module, for extracting video image corresponding to current video frame;
Operational module, for performing the concrete operations carried out described video image;
Display module, for showing described video image and showing the execution result of described concrete operations instruction.
15. devices according to claim 14, is characterized in that, described video processing module, also for separating of video data and voice data in the video file of current broadcasting.
16. devices according to claim 15, is characterized in that, described video processing module, also for described video data of decoding.
17. devices according to claim 16, is characterized in that, described video processing module, also for capturing video image corresponding to current video frame.
18. devices according to claim 17, is characterized in that, described video processing module, also for carrying out filtration treatment to the video image captured out.
19. devices according to claim 18, is characterized in that, described filtration treatment comprises at least one in bar shaped filtration, Gauss's filtration, edge filter.
20. devices according to claim 19, is characterized in that, described video processing module, also for carrying out render effects process to the described video image captured out.
21. devices according to claim 20, is characterized in that, described video processing module, also for being RGB bitmap by the described Computer Vision captured out.
22. devices according to claim 14-21 any one, it is characterized in that, described video image operational order comprises at least one in convergent-divergent instruction, rotate instruction, annotations and comments instruction.
23. devices according to claim 22, is characterized in that, described video image operation tool comprises graphic plotting instrument and/or the text edit tool.
24. devices according to claim 23, is characterized in that, described command reception module also chooses instruction for receiving target; Described video processing module is also for choosing the edge of target described in extracting; Described operational module is also for being depicted as figure by the described edge of target of choosing.
25. devices according to claim 24, is characterized in that, described command reception module, also choose the coordinate of pixel residing for the motion track of instruction in described video image for obtaining target continuously.
26. devices according to claim 25, is characterized in that, described video processing module, and described motion track is formed as closed figure by the coordinate also for pixel residing for described motion track.
27. devices according to claim 26, is characterized in that, described video processing module, also for obtaining in described closed figure the coordinate of all pixels in described video image comprised.
28. devices according to claim 27, it is characterized in that, described video processing module, also for described video image is carried out binary conversion treatment, defining gray value in described video image lower than the pixel of setting threshold is Edge Feature Points, and obtains the multiple continuous whole border in described video image.
29. devices according to claim 28, is characterized in that, described video processing module, also for choosing the continuous whole border belonging to target described in determining.
30. devices according to claim 29, it is characterized in that, described video processing module, also for obtaining pixel coordinate in described multiple continuous whole border and contrasting with the coordinate of all pixels in described video image that comprise in described closed figure, obtain the number that overlaps of all pixel coordinates that described closed figure comprises and the pixel coordinate in described multiple continuous whole border, and using continuous whole borders maximum for described coincidence number as the described continuous whole border chosen belonging to target.
31. devices according to claim 30, is characterized in that, described operational module, also for choosing the continuous whole border belonging to target choose the edge of target as described and be depicted as figure using described.
32. devices according to claim 31, is characterized in that, described display module, the figure also for choosing the edge of target to be depicted as described in showing.
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| CN109104626A (en) * | 2017-06-20 | 2018-12-28 | 武汉斗鱼网络科技有限公司 | The method and apparatus of image is filtered in a kind of network direct broadcasting |
| CN109104626B (en) * | 2017-06-20 | 2021-11-09 | 武汉斗鱼网络科技有限公司 | Method and equipment for filtering images in live webcast |
| CN111445738A (en) * | 2020-04-30 | 2020-07-24 | 北京打铁师体育文化产业有限公司 | Online motion action tutoring method and system |
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