CN101742157A - Video display method and device - Google Patents
Video display method and device Download PDFInfo
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- CN101742157A CN101742157A CN200910262776A CN200910262776A CN101742157A CN 101742157 A CN101742157 A CN 101742157A CN 200910262776 A CN200910262776 A CN 200910262776A CN 200910262776 A CN200910262776 A CN 200910262776A CN 101742157 A CN101742157 A CN 101742157A
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Abstract
The embodiment of the invention provides a video display method and a video display device. The method comprises the following steps: computing the width and height of the video area with the width-to-height ratio of 4:3 and the width and height of the service area according to the output resolution, setting the output positions of the video area and the service area according to the width and height of the video area and the width and height of the service area; after analyzing the video data in the data stream transmitted by the head end, outputting the video data to the video area according to the width-to-height ratio of 4:3, and outputting the acquired sideband service data to the service area; and outputting stacked the video data of the video area and the service data of the service area to a television. The method and the device provided by the embodiment of the invention can eliminate the black border band area generated when converting the video from 4:3 to 16:9, and new service functions are added to the black border band area, thereby improving the user experience.
Description
Technical field
The present invention relates to TV domain, relate in particular to a kind of image display method and device.
Background technology
The ratio of width to height of television image is meant television image width and ratio highly, at present, picture the ratio of width to height that television screen is commonly used mainly contains two kinds: 4: 3 and 16: 9, wherein, the ratio of width to height that standard definition television adopts is 4: 3, and the ratio of width to height that high definition TV adopts is 16: 9.Because the head end transmitted stream mostly is the SD form at present, and generally uses HDTV (High-Definition Television) in the user family gradually, therefore, need carry out certain image transitions usually during the set-top box output image.
At present, this image transitions mainly contains dual mode, wherein a kind of is to export according to original scale, be that 4: 3 the original image (shown in Figure 1A) that head end sends is still exported with 4: 3 ratio, like this, television set is when exporting with 16: 9 form, and the right and left at image shows the black sideband usually, shown in Figure 1B; Another is the form output according to 16: 9, and 4: 3 the original image that is about to the head end transmission was stretched to 16: 9, outputed to TV then, the image that this mode is exported, owing to be not uniform zoom, image seems some " flat ", shown in Fig. 1 C.Therefore, these two kinds of image transitions modes all can not well be improved user's visual experience.
The inventor finds in realizing process of the present invention, in order to improve user's visual experience, guaranteeing that image does not have on the basis of distortion output, adopt the mode of inserting picture in the black sideband region at present, make the user watch image in can't see black region at 4: 3, improve the visual experience of user with this.Yet, the method for this adding picture just simply solved the black sideband to the user as seen, though guaranteed the undistorted of figure, the just simple picture of filling can make the user feel dull unavoidably in long-term use.
Summary of the invention
The embodiment of the invention provides a kind of image display method and device, to eliminate the black surround region that produces when video was changed in 4: 3 to 16: 9, carries out business function simultaneously in the black surround region and adds, and improves user experience.
On the one hand, the embodiment of the invention provides a kind of image display method, described method comprises: calculating the ratio of width to height according to output resolution ratio is 4: 3 the wide height of video area and the wide height of service area, and the outgoing position of video area and service area is set according to the wide height of the wide height of described video area and service area; After video data in the data flow that head end is sent is resolved, be that 4: 3 ratio outputs to described video area according to the ratio of width to height, and the sideband business datum that gets access to is outputed to described service area; Output to television set after the business datum of the video data of described video area and described service area superposeed.
On the other hand, the embodiment of the invention provides a kind of video display devices, and described device comprises: computing unit, and being used for calculating the ratio of width to height according to output resolution ratio is 4: 3 the wide height of video area and the wide height of service area; The unit is set, is used for being provided with the outgoing position of video area and service area according to the wide height of the wide height of described video area and service area; First output unit after the video data that is used for data flow that head end is sent is resolved, is that 4: 3 ratio outputs to described video area according to the ratio of width to height; Second output unit, the sideband business datum that is used for getting access to outputs to described service area; Superpositing unit is used for outputing to television set after business datum with the video data of described video area and described service area superposes.
On the one hand, the embodiment of the invention provides a kind of set-top box again, and this set-top box comprises video display devices; Described video display devices comprises:
Computing unit, being used for calculating the ratio of width to height according to output resolution ratio is 4: 3 the wide height of video area and the wide height of service area;
The unit is set, is used for being provided with the outgoing position of video area and service area according to the wide height of the wide height of described video area and service area;
First output unit after the video data that is used for data flow that head end is sent is resolved, is that 4: 3 ratio outputs to described video area according to the ratio of width to height;
Second output unit, the sideband business datum that is used for getting access to outputs to described service area;
Superpositing unit is used for the back output that superposes of business datum with the video data of described video area and described service area.
By the method and apparatus that the embodiment of the invention provides, the black surround region that produces in the time of can eliminating video conversion in 4: 3 to 16: 9 is carried out business function simultaneously and is added in the black surround region, improve user experience.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute limitation of the invention.In the accompanying drawings:
Figure 1A-Fig. 1 C is the image schematic diagram of the output format of different proportion;
Fig. 2 is the method flow diagram of the embodiment of the invention;
Fig. 3 is that the image of the embodiment of the invention shows schematic diagram;
Fig. 4 is in the method for the embodiment of the invention, shows the flow chart of an embodiment of supplementary service by service area;
Fig. 5 is in the method for the embodiment of the invention, shows the flow chart of the another one embodiment of supplementary service by service area;
Fig. 6 is in the method for the embodiment of the invention, shows the flow chart of the another one embodiment of supplementary service by service area;
Fig. 7 is in the method for the embodiment of the invention, shows the flow chart of the another one embodiment of supplementary service by service area;
Fig. 8 is that the device of the embodiment of the invention is formed schematic diagram;
Fig. 9 A-Fig. 9 D is the composition frame chart of second output unit in the different execution modes embodiment illustrated in fig. 8;
Figure 10 is that the set-top box of the embodiment of the invention is formed schematic diagram.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer,, the embodiment of the invention is described in further details below in conjunction with embodiment and accompanying drawing.At this, illustrative examples of the present invention and explanation thereof are used to explain the present invention, but not as a limitation of the invention.
The flow chart of a kind of image display method that Fig. 2 provides for the embodiment of the invention, below in conjunction with accompanying drawing present embodiment is elaborated, in the present embodiment, being applied to set-top box with this method is that example describes, but present embodiment not with this as restriction, any terminal that is used to carry out Digital Television control can be used the method that the embodiment of the invention provides.
201: calculating the ratio of width to height according to output resolution ratio is 4: 3 the wide height of video area and the wide height of service area, according to the wide height of described video area and the wide height of service area, the outgoing position of video area and service area is set;
In the present embodiment, set-top box can obtain according to current output resolution ratio under this resolution the wide height of screen (width, height), be 4: 3 ratio then according to the decoding output parameter, calculate the wide height of the video area of main video, wherein, the wide of this video area is
Height is wndheight=height, and this video area is used for the video data that equal proportion shows the data flow that head end sends.
In the present embodiment, because the form (4: 3) of the data flow that head end sends is inconsistent with the image output format (16: 9) that terminal is supported, therefore, after the video data in the data flow of head end being carried out equal proportion output, also there is unemployed viewing area, is referred to as the black surround region in the prior art.In the present embodiment, can utilize this zone to show supplementary service, this zone is referred to as service area, therefore, obtained the wide height of video area through aforementioned calculation after, can according to the wide height of the screen under this output resolution ratio obtain service area wide height (width-wndwidth, height).
In the present embodiment, also need to be provided with the position coordinates of this video area, show supplementary service in order to make full use of the black surround region according to the wide height of this video area, this video area can be arranged at screen one side, for example the left side as shown in Figure 3, then obtains the position coordinates (0 of this video area, 0, wndwidth, wndheight) and position coordinates (wndwidth, 0 of service area, width-wndwidth, height).
202: after the video data in the data flow that head end is sent is resolved, be that 4: 3 ratio outputs to described video area according to the ratio of width to height, and the sideband business datum that gets access to is outputed to described service area;
In the present embodiment, the video data in the data flow of head end transmission is resolved and can be realized by the means of prior art, do not repeat them here, the video data after resolving can be shown by described video area.
In the present embodiment, the sideband business datum that also needs to get access to shown by described service area, and wherein, the mode of obtaining the sideband business datum has many, will be introduced respectively in following embodiment.
203: output to television set after the business datum of the video data of described video area and described service area superposeed.
In the present embodiment, be provided with video area and service area and corresponding data after, can utilize superposition algorithm, the sideband business datum of the video data of video area and service area is superimposed together outputs to TV.
In the present embodiment, superposition algorithm is meant the algorithm by the stack of chip video and graph layer, can realize by existing means, does not repeat them here.
Present embodiment is divided into two zones with user's television screen, video area and service area, wherein, the video area is used to show the video data of head end transmission, the output format that it adopts the video data same ratio that sends with head end makes the image equal proportion export; Service area is used to show supplementary service.By this method, the black surround region that produces in the time of can eliminating video conversion in 4: 3 to 16: 9 is carried out business function simultaneously and is added in the black surround region, improve user experience.
Fig. 4 a kind ofly outputs to the flow chart of service area with the sideband business datum that gets access to for what the embodiment of the invention provided, and the method for present embodiment is applied to the situation of unilateral network, please refer to Fig. 4, and this flow process comprises:
401: obtain channel list, broadcast information and/or program brief introduction that described head end sends;
In the present embodiment, head end is used to play the video data of watching except issuing, also can issue business information such as channel list, broadcast information (channel, channel designation, business information etc.), program brief introduction by unilateral network, owing to adopt unilateral network to transmit, set-top box as receiving terminal can only passively receive, can not be mutual with head end, according to the method for present embodiment, set-top box can get access to business information such as channel list, broadcast information, program brief introduction according to the data flow that head end issues.
402: output to described service area after described channel list, broadcast information and/or program brief introduction be organized as the sideband business datum.
In the present embodiment, head end just issues above-mentioned business information, after set-top box receives these business information, is organized as the sideband business datum as required, is shown by service area.
In the present embodiment, be organized as the sideband business datum of which kind of form, can determine according to business characteristic by set-top box, for example, if, then, then it directly can be inserted into service area because channel data is received and is kept in the set-top box by set-top box in the tabulation of service area indicated channel.Being organized as the sideband business datum can realize by the means of prior art, does not repeat them here.
An execution mode according to present embodiment, can whether show supplementary service according to user's input decision in the black surround region, for example, set-top box receives " tabulation " button that the user presses on remote controller, if the user has enabled black surround band supplementary service function,,, also be the tabulation of service area indicated channel then in the black surround region by the method for present embodiment; If the user does not enable black surround band supplementary service function, then by the mode of prior art, the stack indicated channel is tabulated.
Fig. 5 a kind ofly outputs to the flow chart of service area with the sideband business datum that gets access to for what the embodiment of the invention provided, and the method for present embodiment is applied to the situation of bilateral network, please refer to Fig. 5, and this flow process comprises:
501: head-end sends the interactive service request;
In the present embodiment, can be according to user's interactive service request, head-end sends the interactive service request, and the request head end sends related data.For example, can determine that the user will enable black surround band business according to the operation of user on remote controller, head-end sends the interactive service request again.
In the present embodiment, can comprise the business tine that head end and terminal are made an appointment in the interactive service request message that head-end sends.For example, set-top box links A with the homepage that head end has been arranged interactive service, when when the user watches program, entering interactive service by the remote-controller function key, set-top box will judge whether the user has enabled black surround band business, if enable, then, issue data by the homepage address request head end of arranging with the viewing area of black surround region as this interactive service.
502: receive the homepage interface that described head end sends;
In the present embodiment, the head end basis links with the homepage that set-top box is made an appointment, and the homepage interface with having organized is issued to set-top box as the sideband business datum.
503: described homepage interface is outputed to described service area.
In the present embodiment, after set-top box receives this homepage interface, show the homepage interface in the black surround region, and do not need to organize separately again data.
According to the method for present embodiment, after this user's button operation is received by this homepage interface, and for example, the removable cursor of user also chooses the link on this homepage interface to open secondary interface.
According to the method for present embodiment, set-top box receives the linking request of user by the input of this homepage interface, and obtain secondary interface from network terminal, and be presented at this black sideband region chained address that should linking request, also be service area.Under this working method, set-top box can integrating browsing device function, directly downloads the homepage link page and shows that this locality need not to organize data.
Fig. 6 a kind ofly outputs to the flow chart of service area with the sideband business datum that gets access to for what the embodiment of the invention provided, and the method for present embodiment is applied to the situation of bilateral network, please refer to Fig. 6, and this flow process comprises:
601: head-end sends the interactive service request;
In the present embodiment, can be according to user's interactive service request, head-end sends the interactive service request, and the request head end sends related data.For example, can determine that the user will enable black surround band business according to the operation of user on remote controller, head-end sends the interactive service request again.
602: receive the interactive service information that described head end sends;
In the present embodiment, head end can or be used the interactive service information that some field description of existing table issue by newly-increased privately owned description list, comprises the type of information and association attributes thereof etc., and form is not limit, and set-top box mode is by appointment resolved and got final product.
In the present embodiment, the information that head end issued can be relevant with current playing program, as: the merchandise news that occurs in the program, performer introduce or the like.
603: with described interactive service information organization is to output to described service area after the sideband business datum.
In the present embodiment, the above-mentioned interactive service information content is directly issued by head end, with the form of these interactive service information organizations for needing, is shown by service area during the set-top box broadcast program.
Fig. 7 a kind ofly outputs to the flow chart of service area with the sideband business datum that gets access to for what the embodiment of the invention provided, and the method for present embodiment is applied to the situation of bilateral network, please refer to Fig. 7, and this flow process comprises:
701: head-end sends the interactive service request;
In the present embodiment, can be according to user's interactive service request, head-end sends the interactive service request, and the request head end sends related data.For example, can determine that the user will enable black surround band business according to the operation of user on remote controller, head-end sends the interactive service request again.
702: the chained address that receives the interactive service information of described head end transmission;
In the present embodiment, head end no longer directly sends interactive service information, but the chained address of interactive service information is issued.
703: according to described chained address from this locality or network terminal obtain described interactive service information, be to output to described service area after the sideband business datum with described interactive service information organization.
In the present embodiment, after set-top box is obtained the chained address of this interactive service information, according to this chained address, from this locality or network terminal obtain these interactive service information, by the black surround region, promptly service area is shown.Under this application, head end can not link the page, organizes displaying contents by set-top box this locality.
Image display method by present embodiment, the interactive service information that head end sends can be presented at black sideband zone, it also is service area, also can be according to user's interactive service request, the request head end issues the homepage interface of making an appointment or without the interactive service information of tissue or the chained address of interactive service information, so that corresponding sideband business datum is shown at service area, the black surround region that has produced when having eliminated video conversion in 4: 3 to 16: 9, carry out business function simultaneously in the black surround region additional, improved user experience.
The composition frame chart of a kind of video display devices that Fig. 8 provides for the embodiment of the invention please refer to Fig. 8, and this device comprises:
According to an execution mode of present embodiment, this device can also comprise:
Receiving element 86 is used to receive user's interactive service request, so that by video area and service area difference display video data and business datum.
An execution mode according to present embodiment please refer to Fig. 9 A, and second output unit 84 comprises:
First molded tissue block 92 outputs to described service area after being used for described channel list, broadcast information and/or program brief introduction be organized as the sideband business datum.
Another one execution mode according to present embodiment please refer to Fig. 9 B, and second output unit 84 comprises:
First sending module 93 is used for sending the interactive service request to described head end;
First receiver module 94 is used to receive the homepage interface that described head end sends;
First output module 95 is used for described homepage interface is outputed to described service area.
In the present embodiment, second output unit 84 can also comprise:
Second receiver module 96 is used to receive the linking request of user by the input of described homepage interface;
Second acquisition module 97 is used for obtaining from network terminal according to described linking request the secondary interface of corresponding described linking request;
Second output module 98 is used for described secondary interface is outputed to described service area.
The 3rd execution mode according to present embodiment please refer to Fig. 9 C, and second output unit 84 comprises:
The 3rd sending module 99 is used for sending the interactive service request to described head end;
The 3rd receiver module 910 is used to receive the interactive service information that described head end sends;
Second molded tissue block 911, being used for described interactive service information organization is to output to described service area after the sideband business datum.
The 4th execution mode according to present embodiment please refer to Fig. 9 D, and second output unit 84 comprises:
The 4th sending module 912 is used for sending the interactive service request to described head end;
The 4th receiver module 913 is used to receive the chained address of the interactive service information that described head end sends;
The 3rd acquisition module 914, be used for according to described chained address from this locality or network terminal obtain described interactive service information;
The 3rd molded tissue block 915, being used for described interactive service information organization is to output to described service area after the sideband business datum.
Each part of the video display devices of present embodiment is respectively applied for each step that realizes aforementioned image display method, owing in image display method, each step is had been described in detail, so do not repeat them here.
By the video display devices of present embodiment, the black surround region that has produced when having eliminated video conversion in 4: 3 to 16: 9 is carried out business function simultaneously and is added in the black surround region, improved user experience.
The composition frame chart of a kind of set-top box that Figure 10 provides for the embodiment of the invention please refer to Figure 10, and this set-top box also comprises the video display devices 101 that the embodiment of the invention provides except having comprised its original function and having formed.
Because video display devices 101 is described aforementioned, does not repeat them here.
By the set-top box of present embodiment, the black surround region that has produced when having eliminated video conversion in 4: 3 to 16: 9 is carried out business function simultaneously and is added in the black surround region, improved user experience.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use the software module of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. an image display method is characterized in that, described method comprises:
Calculating the ratio of width to height according to output resolution ratio is 4: 3 the wide height of video area and the wide height of service area, and the outgoing position of video area and service area is set according to the wide height of the wide height of described video area and service area;
After video data in the data flow that head end is sent is resolved, be that 4: 3 ratio outputs to described video area according to the ratio of width to height, and the sideband business datum that gets access to is outputed to described service area;
With the back output that superposes of the business datum of the video data of described video area and described service area.
2. method according to claim 1 is characterized in that, the sideband business datum that gets access to is outputed to described service area, comprising:
Obtain channel list, broadcast information and/or program brief introduction that described head end sends;
Output to described service area after described channel list, broadcast information and/or program brief introduction be organized as the sideband business datum.
3. method according to claim 1 is characterized in that, the sideband business datum that gets access to is outputed to described service area, comprising:
Send the interactive service request to described head end;
Receive the homepage interface that described head end sends;
Described homepage interface is outputed to described service area.
4. method according to claim 3 is characterized in that, described homepage interface is outputed to after the described service area, also comprises:
Receive the linking request of user by the input of described homepage interface;
Obtain the secondary interface of corresponding described linking request from network terminal according to described linking request;
Described secondary interface is outputed to described service area.
5. method according to claim 1 is characterized in that, the sideband business datum that gets access to is outputed to described service area, comprising:
Send the interactive service request to described head end;
Receive the interactive service information that described head end sends;
With described interactive service information organization is to output to described service area after the sideband business datum.
6. method according to claim 1 is characterized in that, the sideband business datum that gets access to is outputed to described service area, comprising:
Send the interactive service request to described head end;
Receive the chained address of the interactive service information of described head end transmission;
According to described chained address from this locality or network terminal obtain described interactive service information, be to output to described service area after the sideband business datum with described interactive service information organization.
7. a video display devices is characterized in that, described device comprises:
Computing unit, being used for calculating the ratio of width to height according to output resolution ratio is 4: 3 the wide height of video area and the wide height of service area;
The unit is set, is used for being provided with the outgoing position of video area and service area according to the wide height of the wide height of described video area and service area;
First output unit after the video data that is used for data flow that head end is sent is resolved, is that 4: 3 ratio outputs to described video area according to the ratio of width to height;
Second output unit, the sideband business datum that is used for getting access to outputs to described service area;
Superpositing unit is used for the back output that superposes of business datum with the video data of described video area and described service area.
8. device according to claim 7 is characterized in that, described second output unit comprises:
First acquisition module is used to obtain channel list, broadcast information and/or the program brief introduction that described head end sends;
First molded tissue block outputs to described service area after being used for described channel list, broadcast information and/or program brief introduction be organized as the sideband business datum.
9. device according to claim 7 is characterized in that, described second output unit comprises:
First sending module is used for sending the interactive service request to described head end;
First receiver module is used to receive the homepage interface that described head end sends;
First output module is used for described homepage interface is outputed to described service area.
10. device according to claim 9 is characterized in that, described second output unit also comprises:
Second receiver module is used to receive the linking request of user by the input of described homepage interface;
Second acquisition module is used for obtaining from network terminal according to described linking request the secondary interface of corresponding described linking request;
Second output module is used for described secondary interface is outputed to described service area.
11. device according to claim 7 is characterized in that, described second output unit comprises:
The 3rd sending module is used for sending the interactive service request to described head end;
The 3rd receiver module is used to receive the interactive service information that described head end sends;
Second molded tissue block, being used for described interactive service information organization is to output to described service area after the sideband business datum.
12. device according to claim 7 is characterized in that, described second output unit comprises:
The 4th sending module is used for sending the interactive service request to described head end;
The 4th receiver module is used to receive the chained address of the interactive service information that described head end sends;
The 3rd acquisition module, be used for according to described chained address from this locality or network terminal obtain described interactive service information;
The 3rd molded tissue block, being used for described interactive service information organization is to output to described service area after the sideband business datum.
13. a set-top box is characterized in that described set-top box comprises video display devices; Described video display devices comprises:
Computing unit, being used for calculating the ratio of width to height according to output resolution ratio is 4: 3 the wide height of video area and the wide height of service area;
The unit is set, is used for being provided with the outgoing position of video area and service area according to the wide height of the wide height of described video area and service area;
First output unit after the video data that is used for data flow that head end is sent is resolved, is that 4: 3 ratio outputs to described video area according to the ratio of width to height;
Second output unit, the sideband business datum that is used for getting access to outputs to described service area;
Superpositing unit is used for the back output that superposes of business datum with the video data of described video area and described service area.
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| CN200910262776A CN101742157A (en) | 2009-12-28 | 2009-12-28 | Video display method and device |
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| CN200910262776A CN101742157A (en) | 2009-12-28 | 2009-12-28 | Video display method and device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102123314A (en) * | 2010-12-28 | 2011-07-13 | 中兴通讯股份有限公司 | Method and device for displaying homepage through interactive network television terminal |
| CN103297729A (en) * | 2013-06-17 | 2013-09-11 | 华为终端有限公司 | Video processing method and device |
| CN103618861A (en) * | 2013-10-28 | 2014-03-05 | 南京熊猫电子股份有限公司 | A method for calibrating image brightness of a tablet television receiver |
| CN106561044A (en) * | 2016-12-09 | 2017-04-12 | 武汉斗鱼网络科技有限公司 | Method and system for processing black edge of vertical-screen video in Android system |
-
2009
- 2009-12-28 CN CN200910262776A patent/CN101742157A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102123314A (en) * | 2010-12-28 | 2011-07-13 | 中兴通讯股份有限公司 | Method and device for displaying homepage through interactive network television terminal |
| CN102123314B (en) * | 2010-12-28 | 2014-06-11 | 中兴通讯股份有限公司 | Method and device for displaying homepage through interactive network television terminal |
| CN103297729A (en) * | 2013-06-17 | 2013-09-11 | 华为终端有限公司 | Video processing method and device |
| CN103618861A (en) * | 2013-10-28 | 2014-03-05 | 南京熊猫电子股份有限公司 | A method for calibrating image brightness of a tablet television receiver |
| CN106561044A (en) * | 2016-12-09 | 2017-04-12 | 武汉斗鱼网络科技有限公司 | Method and system for processing black edge of vertical-screen video in Android system |
| CN106561044B (en) * | 2016-12-09 | 2020-06-16 | 武汉斗鱼网络科技有限公司 | Processing method and system for black edge of vertical screen video on android system |
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