CN109561263A - 3D subtitle effect is realized in the 3D video of VR equipment - Google Patents
3D subtitle effect is realized in the 3D video of VR equipment Download PDFInfo
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- CN109561263A CN109561263A CN201811408435.4A CN201811408435A CN109561263A CN 109561263 A CN109561263 A CN 109561263A CN 201811408435 A CN201811408435 A CN 201811408435A CN 109561263 A CN109561263 A CN 109561263A
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- 230000000694 effects Effects 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 25
- 238000004590 computer program Methods 0.000 claims abstract description 8
- 238000003860 storage Methods 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 4
- 210000000162 simple eye Anatomy 0.000 abstract description 2
- 210000001508 eye Anatomy 0.000 description 11
- 230000006870 function Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000013500 data storage Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 210000005252 bulbus oculi Anatomy 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/278—Subtitling
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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
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/816—Monomedia components thereof involving special video data, e.g 3D video
Abstract
The object of the present invention is to provide a kind of in the 3D video of VR equipment realizes method, apparatus, equipment, computer program product and the computer-readable medium of 3D subtitle effect.VR equipment obtains video file and its caption information；The video image of the video file is presented in 3D display space, and in the plane in front of the plane locating for the video image, subtitle is presented according to the caption information.Compared with prior art, the present invention realizes the 3D effect of subtitle by the pre-post difference between subtitle and video image on spatial position, even if the simple eye viewing of user can still experience the 3D effect of subtitle, and this 3D effect is stablized, and will not change because of the difference of film source.
Description
Technical field
The present invention relates to 3D video technique field more particularly to a kind of realization 3D subtitle effects in the 3D video of VR equipment
Technology.
Background technique
3D (3Dimensions, three-dimensional) video can provide visual experience on the spot in person for user, is used by video
Like at family.
Two are played simultaneously when the 3D video in VR video mostly uses greatly right and left eyes separated method, i.e. video playing at present
Image: be by the left view image that left eye is watched and the right view image to be watched by right eye, to be realized by binocular vision difference
3D video effect.Subtitle is embedded in video image mostly, is achieved in the 3D effect of subtitle.
Since subtitle is built-in in video image, when the clarity of video reduces, the clarity of subtitle also can be therewith
It reduces.Also, the production firm of each video is different, so that the 3D effect power of video is also had nothing in common with each other, leads to the 3D of subtitle
Effect is unstable.What is more, since the 3D effect of video and subtitle is generated by the visual difference of right and left eyes, when closing one eye
3D effect just disappears when eyeball.
Summary of the invention
The object of the present invention is to provide a kind of to realize the method, apparatus of 3D subtitle effect in the 3D video of VR equipment, set
Standby, computer program product and computer readable storage medium.
According to an aspect of the invention, there is provided a kind of side for realizing 3D subtitle effect in the 3D video of VR equipment
Method, wherein method includes the following steps:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and before the plane locating for the video image
In square plane, subtitle is presented according to the caption information.
Preferably, the caption information includes the inside caption information of external subtitle information or the video file.
It is highly preferred that the caption information includes the inside caption information of the video file；
Wherein, the internal caption information is the independent subtitle file extracted from the video file.
Preferably, the 3D video image is realized by binocular parallax technology.
Preferably, the plane in front relative to plane locating for the video image distance on the depth direction of 3d space
User is closer.
According to an aspect of the present invention, a kind of dress that 3D subtitle effect is realized in the 3D video of VR equipment is additionally provided
It sets, wherein the device includes:
First device, for obtaining video file and its caption information；
Second device, for the video image of the video file to be presented in 3D display space, and in the video figure
As locating plane plane in front on, according to the caption information present subtitle.
According to an aspect of the present invention, a kind of VR equipment that 3D subtitle effect is realized in 3D video, institute are additionally provided
Stating VR equipment includes at least one processor and at least one processor, wherein it is stored with computer instruction in the memory,
The processor is by executing the computer instruction come so that the VR is executed:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and before the plane locating for the video image
In square plane, subtitle is presented according to the caption information.
According to an aspect of the present invention, a kind of computer program product is additionally provided comprising computer instruction works as institute
Computer instruction is stated to run in VR equipment, so that the VR equipment executes:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and before the plane locating for the video image
In square plane, subtitle is presented according to the caption information.
According to an aspect of the present invention, a kind of non-volatile computer readable storage medium is additionally provided, wherein depositing
Computer instruction is contained, when the computer instruction is run in VR equipment, so that the VR equipment executes:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and before the plane locating for the video image
In square plane, subtitle is presented according to the caption information.
Compared with prior art, the present invention is realized by the pre-post difference between subtitle and video image on spatial position
The 3D effect of subtitle, even if the simple eye viewing of user can still experience the 3D effect of subtitle, and this 3D effect is stablized, will not
Change because of the difference of film source.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, of the invention other
Feature, objects and advantages will become more apparent upon:
Fig. 1 shows a kind of method that 3D subtitle is realized in the 3D video of VR equipment according to an embodiment of the invention
Flow chart；
Fig. 2 shows the one according to the present invention exemplary schematic diagrames that 3D subtitle is realized in the 3D video of VR equipment；
Fig. 3 shows a kind of device that 3D subtitle is realized in the 3D video of VR equipment according to an embodiment of the invention
Schematic diagram.
The same or similar appended drawing reference represents the same or similar component in attached drawing.
Specific embodiment
It should be mentioned that some exemplary embodiments are described as before exemplary embodiment is discussed in greater detail
The processing or method described as flow chart.Although operations are described as the processing of sequence by flow chart, therein to be permitted
Multioperation can be implemented concurrently, concomitantly or simultaneously.In addition, the sequence of operations can be rearranged.When it
The processing can be terminated when operation completion, it is also possible to have the additional step being not included in attached drawing.The processing
It can correspond to method, function, regulation, subroutine, subprogram etc..
Specific structure and function details disclosed herein are only representative, and are for describing the present invention show
The purpose of example property embodiment.But the present invention can be implemented by many alternative forms, and be not interpreted as
It is limited only by the embodiments set forth herein.
Although it should be understood that may have been used term " first ", " second " etc. herein to describe each unit,
But these units should not be limited by these terms.The use of these items is only for by a unit and another unit
It distinguishes.For example, without departing substantially from the range of exemplary embodiment, it is single that first unit can be referred to as second
Member, and similarly second unit can be referred to as first unit.Term "and/or" used herein above include one of them or
Any and all combinations of more listed associated items.
It should be understood that when a unit referred to as " connects " or when " coupled " to another unit, can directly connect
Another unit is connect or be coupled to, or may exist temporary location.In contrast, " directly connect when a unit is referred to as
Connect " or " direct-coupling " to another unit when, then temporary location is not present.It should explain in a comparable manner and be used to retouch
State the relationship between unit other words (such as " between being in ... " compared to " between being directly in ... ", " and with ... it is adjacent
Closely " compared to " with ... be directly adjacent to " etc.).
Term used herein above is not intended to limit exemplary embodiment just for the sake of description specific embodiment.Unless
Context clearly refers else, otherwise singular used herein above "one", " one " also attempt to include plural number.Also answer
When understanding, term " includes " and/or "comprising" used herein above provide stated feature, integer, step, operation,
The presence of unit and/or component, and do not preclude the presence or addition of other one or more features, integer, step, operation, unit,
Component and/or combination thereof.
It should further be mentioned that the function action being previously mentioned can be attached according to being different from some replace implementations
The sequence indicated in figure occurs.For example, related function action is depended on, the two width figures shown in succession actually may be used
Substantially simultaneously to execute or can execute in a reverse order sometimes.
Present invention is further described in detail with reference to the accompanying drawing.
Fig. 1 shows method flow diagram according to an embodiment of the invention, specifically illustrates a kind of 3D in VR equipment
The process of 3D subtitle is realized in video.
As shown in Figure 1, in step sl, VR equipment obtains video file and its caption information；In step s 2, VR equipment
The video image of the video file, and the plane in front of the plane locating for the video image are presented in 3D display space
On, subtitle is presented according to the caption information.
Refering to fig. 1, in step sl, VR equipment obtains video file and its caption information.
When playing video, VR equipment obtains video file and its caption information.
Here, caption information can be the subtitle file extracted from video file.For example, for some with independent
The video file format of subtitle file, such as mkv format video file, wherein soft be packaged with subtitle file.It is removed in subtitle file
Caption data, further includes the display parameters of subtitle, size, position, the color of subtitle etc..Wherein, " independence " mean with
The data storage method or file format that video data mutually separates.
Caption information can also be external subtitle file, such as the subtitle text of the current video file obtained from third party
Part.Accordingly, with respect to the subtitle file (referred to here as internal subtitle file) for including in video file, the word obtained from third party
Curtain file is considered external subtitle files.
Then, in step s 2, the video image of the video file is presented in VR equipment in 3D display space, and in institute
In the plane in front for stating plane locating for video image, subtitle is presented according to the caption information.
Here, 3D video image is realized based on binocular parallax.Each frame video image has the left view watched for left eye
Image and the right view image watched for right eye.
For the video file shot according to 3D, VR equipment therefrom can directly parse left view image and right view image, and
3D display space is invested in when playing.
For 2D video file, 2D video image first can be converted to 3D video image by VR equipment, i.e., by each frame figure
3D display space is invested in as generating a left view image and a right view image, and when playing.Wherein, the conversion of 2D → 3D
Conversion method that is any of or can be adapted for this in the future can be used.This is not limited by the present invention.
In addition, VR equipment according to the caption information extracted from video file, obtains every Subtitle Demonstration parameter, as its
Relative to the display position of video image (namely display interval of subtitle), font size etc. in same plane, and then according to this
A little Subtitle Demonstration parameters, show subtitle on the front parallel plane of plane where 3D video image.Front instruction is in 3D sky
Between depth direction on, subtitle plane is closer to the user relative to plane separation where video image.It is particularly shown effect such as Fig. 2 institute
Show.
The 3D effect of subtitle is realized in the pre-post difference of spatial position by subtitle and video image, even if thus user's list
Eye viewing also can still experience the 3D effect of subtitle, and this 3D effect is stablized, and will not change because of the difference of film source.
Fig. 2 shows schematic devices according to an embodiment of the invention, specifically illustrate a kind of 3D in VR equipment
The device of 3D subtitle is realized in video.
As shown in Fig. 2, playing device 10 is installed in VR equipment, and specifically include acquisition device 11 and delivery device 12.
Wherein, acquisition device 11 obtains video file and its caption information；The video is presented in delivery device 12 in 3D display space
The video image of file, and in the plane in front of the plane locating for the video image, subtitle is presented according to the caption information.
Specifically, acquisition device 11 obtains video file and its caption information.
When playing video, acquisition device 11 obtains video file and its caption information.
Here, caption information can be the subtitle file extracted from video file.For example, for some with independent
The video file format of subtitle file, such as mkv format video file, wherein soft be packaged with subtitle file.It is removed in subtitle file
Caption data, further includes the display parameters of subtitle, size, position, the color of subtitle etc..Wherein, " independence " mean with
The data storage method or file format that video data mutually separates.
Caption information can also be external subtitle file, such as the subtitle text of the current video file obtained from third party
Part.Accordingly, with respect to the subtitle file (referred to here as internal subtitle file) for including in video file, the word obtained from third party
Curtain file is considered external subtitle files.
Then, the video image of the video file is presented in delivery device 12 in 3D display space, and in the video
In the plane in front of plane locating for image, subtitle is presented according to the caption information.
Here, 3D video image is realized based on binocular parallax.Each frame video image has the left view watched for left eye
Image and the right view image watched for right eye.
For the video file shot according to 3D, delivery device 12 therefrom can directly parse left view image and right view
Picture, and 3D display space is invested in when playing.
For 2D video file, 2D video image first can be converted to 3D video image by delivery device 12, i.e., will be each
Frame image generates a left view image and a right view image, and is invested in 3D display space when playing.Wherein, 2D → 3D
Conversion can use conversion method that is any of or can be adapted for this in the future.This is not limited by the present invention.
In addition, delivery device 12 obtains every Subtitle Demonstration parameter, such as according to the caption information extracted from video file
It is pressed in the same plane relative to the display position of video image (namely display interval of subtitle), font size etc.
According to these Subtitle Demonstration parameters, subtitle is shown on the front parallel plane of plane where 3D video image.Front instruction exists
On the depth direction of 3d space, subtitle plane is closer to the user relative to plane separation where video image.It is particularly shown effect such as
Shown in Fig. 2.
The 3D effect of subtitle is realized in the pre-post difference of spatial position by subtitle and video image, even if thus user's list
Eye viewing also can still experience the 3D effect of subtitle, and this 3D effect is stablized, and will not change because of the difference of film source.
It should be noted that the present invention can be carried out in the assembly of software and/or software and hardware, for example, can adopt
With specific integrated circuit (ASIC), general purpose computer or any other realized similar to hardware device.In one embodiment
In, software program of the invention can be executed to implement the above steps or functions by processor.Similarly, of the invention
Software program (including relevant data structure) can be stored in computer readable recording medium, for example, RAM memory,
Magnetic or optical driver or floppy disc and similar devices.In addition, some of the steps or functions of the present invention may be implemented in hardware, example
Such as, as the circuit cooperated with processor thereby executing each step or function.
In addition, a part of the invention can be applied to computer program product, such as computer program instructions, when its quilt
When computer executes, by the operation of the computer, it can call or provide according to the method for the present invention and/or technical solution.
And the program instruction of method of the invention is called, it is possibly stored in fixed or moveable recording medium, and/or pass through
Broadcast or the data flow in other signal-bearing mediums and transmitted, and/or be stored according to described program instruction operation
In the working storage of computer equipment.Here, according to one embodiment of present invention including a device, which includes using
Memory in storage computer program instructions and processor for executing program instructions, wherein when the computer program refers to
When enabling by processor execution, method and/or skill of the device operation based on aforementioned multiple embodiments according to the present invention are triggered
Art scheme.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included in the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.This
Outside, it is clear that one word of " comprising " does not exclude other units or steps, and odd number is not excluded for plural number.That states in system claims is multiple
Unit or device can also be implemented through software or hardware by a unit or device.The first, the second equal words are used to table
Show title, and does not indicate any particular order.
Claims (13)
1. a kind of method for realizing 3D subtitle effect in the 3D video of VR equipment, wherein method includes the following steps:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and the front of the plane locating for the video image is flat
On face, subtitle is presented according to the caption information.
2. according to the method described in claim 1, wherein, the caption information includes external subtitle information or the video file
Inside caption information.
3. according to the method described in claim 2, wherein, the caption information includes the inside subtitle letter of the video file
Breath；
Wherein, the internal caption information is the independent subtitle file extracted from the video file.
4. according to the method in any one of claims 1 to 3, wherein the 3D video image passes through binocular parallax technology
To realize.
5. method according to claim 1 to 4, wherein the plane in front is relative to the video image
Locating plane is on the depth direction of 3d space away from closer to the user.
6. a kind of device for realizing 3D subtitle effect in the 3D video of VR equipment, wherein the device includes:
First device, for obtaining video file and its caption information；
Second device, for the video image of the video file to be presented in 3D display space, and in the video image institute
In the plane in front for locating plane, subtitle is presented according to the caption information.
7. device according to claim 6, wherein the caption information includes external subtitle information or the video file
Inside caption information.
8. device according to claim 7, wherein the caption information includes the inside subtitle letter of the video file
Breath；
Wherein, the internal caption information is the independent subtitle file extracted from the video file.
9. the device according to any one of claim 6 to 8, wherein the 3D video image passes through binocular parallax technology
To realize.
10. device according to any one of claims 6 to 9, wherein the plane in front is relative to the video image
Locating plane is on the depth direction of 3d space away from closer to the user.
11. a kind of VR equipment for realizing 3D subtitle effect in 3D video, the VR equipment include at least one processor and extremely
A few processor, wherein computer instruction is stored in the memory, the processor refers to by executing the computer
It enables and coming so that the VR is executed:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and the front of the plane locating for the video image is flat
On face, subtitle is presented according to the caption information.
12. a kind of computer program product comprising computer instruction makes when the computer instruction is run in VR equipment
The VR equipment is obtained to execute:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and the front of the plane locating for the video image is flat
On face, subtitle is presented according to the caption information.
13. a kind of non-volatile computer readable storage medium, wherein computer instruction is stored with, when the computer instruction
It is run in VR equipment, so that the VR equipment executes:
Obtain video file and its caption information；
The video image of the video file is presented in 3D display space, and the front of the plane locating for the video image is flat
On face, subtitle is presented according to the caption information.
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| CN201811408435.4A CN109561263A (en) | 2018-11-23 | 2018-11-23 | 3D subtitle effect is realized in the 3D video of VR equipment |
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| CN112532962A (en) * | 2020-11-24 | 2021-03-19 | 聚好看科技股份有限公司 | Panoramic video subtitle display method and display equipment |
| CN112752039A (en) * | 2019-10-29 | 2021-05-04 | 宏达国际电子股份有限公司 | Electronic device and subtitle embedding method for virtual reality film |
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