CN104539933B - Three-dimensional video-frequency player method and system - Google Patents
Three-dimensional video-frequency player method and system Download PDFInfo
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- CN104539933B CN104539933B CN201410844612.9A CN201410844612A CN104539933B CN 104539933 B CN104539933 B CN 104539933B CN 201410844612 A CN201410844612 A CN 201410844612A CN 104539933 B CN104539933 B CN 104539933B
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Abstract
A kind of three-dimensional video-frequency player method of embodiment of the present invention offer and system, including broadcast control device, video playback glasses and main video display devices, the two-path video data of three-dimensional video-frequency are separately sent to video playback glasses and main video display devices by broadcast control device.So, user just can watch a road video data by main video display devices, and watches another road video data by the secondary video display devices on video playback glasses, thus obtains three-dimensional video-frequency viewing impression.Owing to the resolution of main video display devices is higher, therefore user can watch the higher three-dimensional video-frequency of definition.Simultaneously, the present invention can also use the TV not supporting three-dimensional video-frequency to play, display, projector etc. to play a road video data of three-dimensional video-frequency as main video display devices, so, just taking full advantage of existing display device, user is without buying the equipment such as 3D TV again.
Description
Technical field
The present invention relates to three-dimensional video-frequency technical field, particularly relate to three-dimensional video-frequency player method and system.
Background technology
Along with the development of science and technology, video player also resolution is more and more higher, and partial video player also may be used
To play three-dimensional video-frequency.
Three-dimensional video-frequency broadcast mode also occurs in that various ways, and first kind of way is by video player simultaneously
Play two-path video data, then by the glasses that user wears, video data is filtered, make two eyes
Mirror is respectively seen a wherein road video data.The second way is the glasses by having two miniscopes
Showing two-path video data Zhong mono-tunnel respectively, after user wears this glasses, two, left and right glasses just may be used
With the shown content being respectively seen in the two miniscope, thus obtain the sight of three-dimensional video-frequency
See effect.
But above two three-dimensional video-frequency broadcast mode all has a shortcoming:
First kind of way needs user to buy the video player with three-dimensional video-frequency playing function, this video
Player is expensive.And the resolution of the miniscope that the second way is used is relatively low, and due to chi
Very little less, the definition causing the video that the second way play is relatively low, and user cannot watch more visible
Image, user watch impression the best.
Summary of the invention
The purpose of the embodiment of the present invention is to provide three-dimensional video-frequency player method and system, so that user is spending
The three-dimensional video-frequency that definition is higher is watched in the case of relatively low.
For reaching above-mentioned purpose, the embodiment of the invention discloses a kind of Three-dimensional video playing system, including: broadcast
Putting control device, video playback glasses and main video display devices, described broadcast control device is respectively with described
Video playback glasses and the communication connection of described main video display devices, the mirror holder of described video playback glasses sets
Being equipped with a secondary video display devices, size and the resolution of described secondary video display devices are respectively less than described master
Video display devices, described broadcast control device includes: the first video sending module, the second video send mould
Block and synchronized transmission control module,
Described first video sending module, for by the two-path video data Zhong mono-road video counts of three-dimensional video-frequency
According to being sent to described main video display devices, so that described main video display devices plays the video counts received
According to；
Described second video sending module, for by another road in the two-path video data of described three-dimensional video-frequency
Video data is sent to the secondary video display devices of described video playback glasses, so that described video playback glasses
In secondary video display devices play the video data that received；
Described synchronized transmission control module, sends video data for controlling described first video sending module
Interval between the start time that start time and described second video sending module send video data is little
It is spaced in the very first time.
Preferably, described broadcast control device also includes: video frequency switching module, for the switching according to user
Described first video sending module and the two-path video of described second video sending module transmission are exchanged in instruction
Data.
Preferably, described second video sending module includes: code stream sends submodule and image sends submodule,
Described code stream sends submodule, for being sent by the code stream of the video data of three-dimensional video-frequency to be sent
To the secondary video display devices of described video playback glasses, so that the secondary video in described video playback glasses shows
The code stream of the showing device video data to being received is decoded, and the video image obtained after broadcast decoder；
Described image sends submodule, for being carried out by the code stream of the video data of three-dimensional video-frequency to be sent
The video image obtained after decoding is sent to the secondary video display devices of described video playback glasses, so that described
Secondary video display devices in video playback glasses plays the video image received.
A kind of three-dimensional video-frequency player method, the broadcast control device being applied in Three-dimensional video playing system, institute
Stating Three-dimensional video playing system also to include: video playback glasses and main video display devices, described broadcasting controls
Device communicates to connect with described video playback glasses and described main video display devices respectively, described video playback
Being provided with secondary video display devices on the mirror holder of glasses, size and the resolution of described secondary video display devices are equal
Less than described main video display devices, described method includes:
The two-path video data Zhong mono-road video data of three-dimensional video-frequency is sent to described main video display dress
Put, and another road video data in the two-path video data of described three-dimensional video-frequency is sent to described video broadcasts
The secondary video display devices of placing spectacles, so that described main video display devices plays the video data received,
And make secondary video display devices in described video playback glasses play the video data received, wherein,
Send the video data start time to described main video display devices with transmission video data to described video
Interval between the start time of the secondary video display devices playing glasses is not more than very first time interval.
Preferably, also include: exchange according to the switching command of user be sent to described main video display devices and
The two-path video data of described secondary video display devices.
A kind of Three-dimensional video playing system, including: broadcast control device, video playback glasses and main video are aobvious
Showing device, described broadcast control device leads to described video playback glasses and described main video display devices respectively
Letter connects, and the mirror holder of described video playback glasses is provided with a secondary video display devices, a video connects
Receiving apparatus and a Video Composition device, size and the resolution of described secondary video display devices are respectively less than described
Main video display devices, described broadcast control device includes: video sending module, auxiliary information sending module
With synchronized transmission control module,
Described video sending module, for by the first via video data in the two-path video data of three-dimensional video-frequency
It is sent to described main video display devices, so that described main video display devices plays the video counts received
According to；
Described auxiliary information sending module, for by the second tunnel in the two-path video data of described three-dimensional video-frequency
The steric parameter of video data is sent to the Video Composition device of described video playback glasses；
Described synchronized transmission control module, sends the beginning of video data for controlling described video sending module
Moment and described auxiliary information sending module send the interval between the start time of steric parameter and are not more than the
One time interval；
Described video receiving apparatus, for receiving the first via video counts shown by described main video display devices
According to, and the first via video data received is sent to described Video Composition device；
Described Video Composition device, for the first via video data that sends according to described video receiving apparatus and
The steric parameter of the second road video data that described auxiliary information sending module sends, the two of compound stereoscopic video
The second road video data in the video data of road, and the second synthesized road video data is sent to described pair
Video display devices；
Described secondary video display devices, for playing the second road video data received.
Preferably, described steric parameter at least includes: in camera parameter, the degree of depth, parallax, segmentation information
One or more.
Preferably, described broadcast control device also includes: video adjustment module, for the time according to user
Regulating command regulates described video sending module and sends the time of described first via video data, and/or, root
The time regulating the described auxiliary information sending module described steric parameter of transmission is instructed according to the Timing of user.
A kind of three-dimensional video-frequency player method, is applied to Three-dimensional video playing system, and described three-dimensional video-frequency plays system
System includes: broadcast control device, video playback glasses and main video display devices, described broadcast control device
Communicate to connect with described video playback glasses and described main video display devices respectively, described video playback glasses
Mirror holder on be provided with a secondary video display devices, a video receiving apparatus and Video Composition dress
Putting, size and the resolution of described secondary video display devices are respectively less than described main video display devices, described
Method includes:
First via video data in the two-path video data of three-dimensional video-frequency is sent by described broadcast control device
To described main video display devices, so that described main video display devices plays the video data received；Institute
State the broadcast control device solid by the second road video data in the two-path video data of described three-dimensional video-frequency
Parameter is sent to the Video Composition device of described video playback glasses, and wherein, described broadcast control device sends
Interval between start time and the start time sending steric parameter of video data is not more than the very first time
Interval；
Described video receiving apparatus receives the first via video data shown by described main video display devices, and
The first via video data received is sent to described Video Composition device；
First via video data that described Video Composition device sends according to described video receiving apparatus and described
The steric parameter of the second road video data that broadcast control device sends, the two-path video number of compound stereoscopic video
The second road video data according to, and the second synthesized road video data is sent to described secondary video shows
Device；
Described secondary video display devices plays the second road video data received.
Preferably, also include:
Timing instruction according to user regulates described broadcast control device and sends described first via video counts
According to time, and/or, instruct according to the Timing of user and regulate described broadcast control device and send described
The time of steric parameter.
The embodiment of the present invention provide a kind of three-dimensional video-frequency player method and system, including broadcast control device,
Video playback glasses and main video display devices, the two-path video data of three-dimensional video-frequency are divided by broadcast control device
It is not sent to video playback glasses and main video display devices.So, user just can be shown by main video
Device watches a road video data, and watches another road by the secondary video display devices on video playback glasses
Video data, thus obtain three-dimensional video-frequency viewing impression.Owing to the resolution of main video display devices is higher,
Therefore user can watch the higher three-dimensional video-frequency of definition.Meanwhile, the present invention can also use and not support
The TV of three-dimensional video-frequency broadcasting, display, projector etc. play three-dimensional video-frequency as main video display devices
One road video data, so, just takes full advantage of existing display device, and user is without buying 3D TV again
Deng equipment.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to enforcement
In example or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be only some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of going out creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The composition schematic diagram of a kind of Three-dimensional video playing system that Fig. 1 provides for the embodiment of the present invention；
The structural representation of a kind of broadcast control device that Fig. 2 provides for the embodiment of the present invention；
The composition schematic diagram of the another kind of Three-dimensional video playing system that Fig. 3 provides for the embodiment of the present invention；
The structural representation of the another kind of broadcast control device that Fig. 4 provides for the embodiment of the present invention；
The virtual three-dimensional video camera geometrical relationship schematic diagram that Fig. 5 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, a kind of Three-dimensional video playing system that the embodiment of the present invention provides, may include that and broadcast
Put control device 100, video playback glasses 200 and main video display devices 300, described broadcast control device
100 communicate to connect with described video playback glasses 200 and described main video display devices 300 respectively, described regard
Frequency is play and is provided with a secondary video display devices 210 on the mirror holder of glasses 200, described secondary video display devices
The size of 210 and resolution are respectively less than described main video display devices 300, play control as in figure 2 it is shown, described
Device 100 processed may include that first video sending module the 110, second video sending module 120 and synchronizes to send out
Send control module 130,
Described first video sending module 110, for regarding two-path video data Zhong mono-tunnel of three-dimensional video-frequency
Frequency, according to being sent to described main video display devices 300, is connect so that described main video display devices 300 is play
The video data received；
Described second video sending module 120, another for by the two-path video data of described three-dimensional video-frequency
One road video data is sent to the secondary video display devices 210 of described video playback glasses 200, regards so that described
Frequency is play the secondary video display devices 210 in glasses 200 and is play the video data received；
Wherein, the second video sending module may include that code stream sends submodule and image sends submodule,
Described code stream sends submodule, for being sent by the code stream of the video data of three-dimensional video-frequency to be sent
To the secondary video display devices of described video playback glasses, so that the secondary video in described video playback glasses shows
The code stream of the showing device video data to being received is decoded, and the video image obtained after broadcast decoder；
Described image sends submodule, for being carried out by the code stream of the video data of three-dimensional video-frequency to be sent
The video image obtained after decoding is sent to the secondary video display devices of described video playback glasses, so that described
Secondary video display devices in video playback glasses plays the video image received.
When secondary video display devices does not possesses decoding capability, can be sent out by the image of the second video sending module
Send submodule to be decoded, then decoded figure is sent in secondary video display devices show.
When secondary video display devices possesses decoding capability, submodule can be sent by the code stream of the second video sending module
The code stream of video data is directly sent to secondary video display devices by block, so that secondary video display devices solves
Code, and the video image obtained after broadcast decoder.
Described synchronized transmission control module 130, is used for controlling described first video sending module 110 and sends video
Between the start time that the start time of data and described second video sending module 120 send video data
Interval is not more than very first time interval.
Owing to playing of three-dimensional video-frequency has a higher requirement for the synchronization of two-path video data, therefore this
The bright synchronicity ensureing the two by controlling two-path video data transmission time interval.Optionally, described
One time interval is not more than 1/30 second.
Wherein, in Fig. 1, broadcast control device 100 passes through communication and video playback glasses 200 and master
Video display devices 300 communicates to connect, certainly, in other embodiments of the present invention, and broadcast control device 100
Can also be communicated to connect with video playback glasses 200 and main video display devices 300 by wire communication mode.
Or, broadcast control device 100 is by wire communication mode and video playback glasses 200 and main video display dress
Put in 300 a equipment to communicate, and communicated with another equipment by communication, this
Bright do not limit at this.Wherein, communication can have and includes wifi, bluetooth etc..
Concrete, broadcast control device 100 can also include memorizer, for storing stereoscopic video.
In actual applications, broadcast control device 100 can be intelligent router.Certainly, broadcast control device 100
Can also be integrated in main video display devices 300, certainly, broadcast control device 100 can also regard as main
The external equipment of frequency display unit 300.
Wherein, main video display devices 300 can be television set, display, panel computer or projector etc..
Secondary video display devices 210 can be small-sized display screen or projector etc..Secondary video display devices 210 is permissible
It is arranged on the side of mirror holder, with corresponding with the position of user eye.Concrete, video playback glasses
Region corresponding with another eyes of user in 200 can be not provided with eyeglass, it is also possible to arranges common eyeglass,
So that user can watch main video display devices 300 to broadcast after wearing video playback glasses 200
The video put.
Present inventor studies discovery, and when watching three-dimensional video-frequency, the definition of this three-dimensional video-frequency will be with this
A road video data more visible in the two-path video data of three-dimensional video-frequency is as the criterion.Thus, it is only required to provide one
Road video data clearly can make user watch three-dimensional video-frequency clearly.And present wearable regard
The resolution of frequency viewing equipment is the most relatively low, only user cannot be made to watch by wearable video appreciation device
To three-dimensional video-frequency clearly.And existing TV, display, projector etc. are respectively provided with higher resolution,
But a lot of TVs, display and all of projector the most do not support the broadcasting of three-dimensional video-frequency, therefore user
These equipment cannot be used to watch three-dimensional video-frequency.The creative two-way of three-dimensional video-frequency is regarded of present inventor
Frequency according to respectively by main video display devices as higher in resolution such as TV, display, projectors and
The relatively low secondary video display devices of resolution shows.So, it is possible not only to make full use of and existing does not props up
Hold the display device that three-dimensional video-frequency is play, it is also possible to make user watch the higher three-dimensional video-frequency of definition, use
Family uses impression good.
A kind of Three-dimensional video playing system that the embodiment of the present invention provides, broadcasts including broadcast control device, video
Placing spectacles and main video display devices, the two-path video data of three-dimensional video-frequency are sent by broadcast control device respectively
To video playback glasses and main video display devices.So, user just can be seen by main video display devices
See a road video data, and watch another road video counts by the secondary video display devices on video playback glasses
According to, thus obtain three-dimensional video-frequency viewing impression.Owing to the resolution of main video display devices is higher, therefore use
The higher three-dimensional video-frequency of definition can be watched in family.Meanwhile, the present invention can also use and not support stereopsis
The road that the TV of frequency broadcasting, display, projector etc. play three-dimensional video-frequency as main video display devices regards
Frequency evidence, so, just takes full advantage of existing display device, and user is without buying the equipment such as 3D TV again.
On the basis of embodiment illustrated in fig. 1, a kind of three-dimensional video-frequency provided in another embodiment of the present invention is broadcast
In place system, it is also possible to including: audio output device, described broadcast control device 100 is defeated with described audio frequency
Going out device communication connection, the voice data of three-dimensional video-frequency is sent to described sound by described broadcast control device 100
Frequently in output device, so that described audio output device exports described voice data.
Wherein, audio output device can be integrated in an equipment with described main video display devices 300,
Can also be separately provided is an equipment, such as sound equipment.Certainly, audio output device can also be arranged on described
On video playback glasses 200, the present invention does not limits.
In a kind of Three-dimensional video playing system that another embodiment of the present invention provides, the broadcasting control shown in Fig. 2
Device processed can also include: video frequency switching module, exchanges described first for the switching command according to user and regards
Frequently the two-path video data that sending module 110 and described second video sending module 120 send.
After exchanging two-path video data, user can experience different viewing impressions.
Corresponding with the system embodiment shown in Fig. 1, present invention also offers a kind of three-dimensional video-frequency player method.
A kind of three-dimensional video-frequency player method that the embodiment of the present invention provides, is applied to the three-dimensional video-frequency shown in Fig. 1
Broadcast control device 100 in Play System, described Three-dimensional video playing system also includes: video playback eye
Mirror 200 and main video display devices 300, described broadcast control device 100 respectively with described video playback glasses
200 and described main video display devices 300 communicate to connect, on the mirror holder of described video playback glasses 200 arrange
Having secondary video display devices 210, size and the resolution of described secondary video display devices 210 are respectively less than described master
Video display devices 300, the method may include that
The two-path video data Zhong mono-road video data of three-dimensional video-frequency is sent to described main video display dress
Put 300, and regard described in another road video data in the two-path video data of described three-dimensional video-frequency is sent to
Frequency plays the secondary video display devices 210 of glasses 200, is connect so that described main video display devices 300 is play
The video data received, and secondary video display devices 210 broadcasting in described video playback glasses 200 is connect
Receive video data, wherein, send video data to described main video display devices 300 start time and
Send video data between the start time of the secondary video display devices 210 of described video playback glasses 200
Interval be not more than the very first time interval.
Owing to playing of three-dimensional video-frequency has a higher requirement for the synchronization of two-path video data, therefore this
The bright synchronicity ensureing the two by controlling two-path video data transmission time interval.Optionally, described
One time interval is not more than 1/30 second.
Wherein, main video display devices 300 can be television set, display, panel computer or projector etc..
Secondary video display devices 210 can be small-sized display screen or projector etc..Secondary video display devices 210 is permissible
It is arranged on the side of mirror holder, with corresponding with the position of user eye.Concrete, video playback glasses
Region corresponding with another eyes of user in 200 can be not provided with eyeglass, it is also possible to arranges common eyeglass,
So that user can watch main video display devices 300 to broadcast after wearing video playback glasses 200
The video put.
A kind of three-dimensional video-frequency player method that the embodiment of the present invention provides, by the two-path video data of three-dimensional video-frequency
It is separately sent to video playback glasses and main video display devices.So, user just can be shown by main video
Showing device watches a road video data, and watches another by the secondary video display devices on video playback glasses
Road video data, thus obtain three-dimensional video-frequency viewing impression.Owing to the resolution of main video display devices is higher,
Therefore user can watch the higher three-dimensional video-frequency of definition.Meanwhile, the present invention can also use and not support
The TV of three-dimensional video-frequency broadcasting, display, projector etc. play three-dimensional video-frequency as main video display devices
One road video data, so, just takes full advantage of existing display device, and user is without buying 3D TV again
Deng equipment.
On the basis of said method embodiment, the another kind of three-dimensional video-frequency broadcasting side that the embodiment of the present invention provides
Method, it is also possible to including:
Switching command exchange according to user is sent to described main video display devices 300 and described secondary video shows
The two-path video data of showing device 210.
After exchanging two-path video data, user can experience different viewing impressions.
As it is shown on figure 3, present invention also offers another kind of Three-dimensional video playing system, may include that broadcasting
Control device 100, video playback glasses 200 and main video display devices 300, described broadcast control device 100
Communicating to connect with described video playback glasses 200 and described main video display devices 300 respectively, described video is broadcast
210, video receiving apparatus 220 and of a secondary video display devices it is provided with on the mirror holder of placing spectacles 200
One Video Composition device 230, size and the resolution of described secondary video display devices 210 are respectively less than described master
Video display devices 300, as shown in Figure 4, described broadcast control device 100 may include that video sends mould
Block 140, auxiliary information sending module 150 and synchronized transmission control module 160,
Described video sending module 140, for by the first via video in the two-path video data of three-dimensional video-frequency
Data are sent to described main video display devices 300, are received so that described main video display devices 300 is play
Video data；
Described auxiliary information sending module 150, for by the in the two-path video data of described three-dimensional video-frequency
The steric parameter of two road video datas is sent to the Video Composition device 210 of described video playback glasses 200；
Described synchronized transmission control module 160, is used for controlling described video sending module 140 and sends video data
Start time and described auxiliary information sending module 150 send steric parameter start time between interval
It is not more than very first time interval；
Owing to playing of three-dimensional video-frequency has a higher requirement for the synchronization of two-path video data, therefore this
The bright synchronicity ensureing the two by controlling two-path video data transmission time interval.Optionally, described
One time interval is not more than 1/30 second.
Described video receiving apparatus 220, for receiving the first via shown by described main video display devices 300
Video data, and the first via video data received is sent to described Video Composition device 230；
Described Video Composition device 230, for the first via video sent according to described video receiving apparatus 220
The steric parameter of the second road video data that data and described auxiliary information sending module 150 send, synthesis is vertical
The second road video data in the two-path video data of volumetric video, and by the second synthesized road video data transmitting
Deliver to described secondary video display devices 210；
Described secondary video display devices 210, for playing the second road video data received.
Wherein, described steric parameter at least includes: in camera parameter, depth information, parallax, segmentation information
One or more.
Wherein, in Fig. 3, broadcast control device 100 passes through communication and video playback glasses 200 and master
Video display devices 300 communicates to connect, certainly, in other embodiments of the present invention, and broadcast control device 100
Can also be communicated to connect with video playback glasses 200 and main video display devices 300 by wire communication mode.
Or, broadcast control device 100 is by wire communication mode and video playback glasses 200 and main video display dress
Put in 300 a equipment to communicate, and communicated with another equipment by communication, this
Bright do not limit at this.Wherein, communication can have and includes wifi, bluetooth etc..
Concrete, broadcast control device 100 can also include memorizer, for storing stereoscopic video.
In actual applications, broadcast control device 100 can be intelligent router.Certainly, broadcast control device 100
Can also be integrated in main video display devices 300, certainly, broadcast control device 100 can also regard as main
The external equipment of frequency display unit 300.
Wherein, main video display devices 300 can be television set, display, panel computer or projector etc..
Secondary video display devices 210 can be small-sized display screen or projector etc..Secondary video display devices 210 is permissible
It is arranged on the side of mirror holder, with corresponding with the position of user eye.Concrete, video playback glasses
Region corresponding with another eyes of user in 200 can be not provided with eyeglass, it is also possible to arranges common eyeglass,
So that user can watch main video display devices 300 to broadcast after wearing video playback glasses 200
The video put.
Wherein, video receiving apparatus 220 can be the equipment with image/video acquisition function.Video Composition
Device 230 can be the chip with data processing function.
It should be noted is that, by a road video data of three-dimensional video-frequency and another road video data
It is prior art that steric parameter obtains another road video data.For convenience of understanding, it is illustrated below:
In the present invention, the two-path video data of three-dimensional video-frequency can be left and right road video data.If right wing passes
Defeated is depth information, can use drafting (DIBR) technology based on depth map, the mathematical principle of DIBR
It is divided into two steps: first with corresponding depth information, original picture point back projection is returned in three dimensions
Go, the most again the plane of delineation of the spot projection in three dimensions to virtual video camera place.
This back projection (2D-> 3D) and projection (3D-> 2D) are used in mixed way quilt in computer graphics
It is referred to as 3-D view conversion.By the parameter of camera such as basis matrix and depth information, by matrixing just
The image of another viewpoint can be obtained, certainly there is also some post processings, process as filled out hole.Document [C.
Fehn,Depth-image-based Rendering(DIBR),Compression and Transmission
for a New Approach on 3DTV】Proc.of SPIE Conf.Stereoscopic Displays
And Virtual Reality Systems XI Vol.5291,2004:93～104 provides a kind of quick
Processing method.Wherein describe through original multi-view image after virtual perspective image three-dimensional converts, original regard
Angle image pixel left and right virtual depending in new image coordinate can be formulated as follows:
Wherein, ul, ur, u is respectively LOOK LEFT, LOOK RIGHT, the image coordinate at former visual angle；αuIt is original
The focal length of viewpoint cameras；tcIt it is the horizontal range at two visual angles, left and right；Z is the degree of depth gray value of respective pixel；
ZcIt is convergence distance, as it is shown in figure 5, be virtual three-dimensional video camera geometrical relationship.
With the great advantage of virtual three-dimensional video camera be it can display when according to user to the degree of depth
Perception and individual's preference thereof produce the stereo pairs that certain viewing angles is corresponding, because along with above tc,
αu, ZcThe change of three parameters, visual angle is also continually changing, and real stereo camera only has focal length
Parameter can change, and visual angle is the most fixing.
In concrete implementation, can be that the simplification process in picture signal can also be by special optics
Glasses realize.If the process in picture signal, the glasses of right eye need to obtain the pixel of left image,
Then right visual point image is obtained by description method above；If special optical glasses, lens surface
Can be a series of small perspective prisms, then by the control signal that right wing signal is corresponding, regulate right eye
The angle of each perspective prism, controls the deviation angle of light, thus reaches to process the image obtaining right viewpoint
Effect.
Present inventor studies discovery, and when watching three-dimensional video-frequency, the definition of this three-dimensional video-frequency will be with this
A road video data more visible in the two-path video data of three-dimensional video-frequency is as the criterion.Thus, it is only required to provide one
Road video data clearly can make user watch three-dimensional video-frequency clearly.And present wearable regard
The resolution of frequency viewing equipment is the most relatively low, only user cannot be made to watch by wearable video appreciation device
To three-dimensional video-frequency clearly.And existing TV, display, projector etc. are respectively provided with higher resolution,
But a lot of TVs, display and all of projector the most do not support the broadcasting of three-dimensional video-frequency, therefore user
These equipment cannot be used to watch three-dimensional video-frequency.The present invention can allow the higher main video display devices of resolution
A wherein road video data of display three-dimensional video-frequency, and according to this road video data and another road video data
Steric parameter obtain another road video data and show in secondary video display devices.Present inventor creates
The property made the two-path video data of three-dimensional video-frequency are passed through respectively such as resolution such as TV, display, projectors
Higher main video display devices and the relatively low secondary video display devices of resolution show.So, no
Only can make full use of the existing display device not supporting three-dimensional video-frequency to play, it is also possible to make user watch
The higher three-dimensional video-frequency of definition, user uses impression good.
A kind of Three-dimensional video playing system that the embodiment of the present invention provides, broadcasts including broadcast control device, video
Placing spectacles and main video display devices, broadcast control device by a road video data of three-dimensional video-frequency and another
The steric parameter of road video data is separately sent to main video display devices and video playback glasses.So, depending on
Frequency broadcasting glasses just can process and obtain another road video data and show in secondary video display devices.This
Sample, user just can watch a road video data by main video display devices, and by video playback glasses
On secondary video display devices watch another road video data, thus obtain three-dimensional video-frequency viewing impression.Due to
The resolution of main video display devices is higher, and therefore user can watch the higher three-dimensional video-frequency of definition.
Meanwhile, the present invention can also use do not support three-dimensional video-frequency to play TV, display, the conduct such as projector
Main video display devices plays a road video data of three-dimensional video-frequency, so, just takes full advantage of existing aobvious
Showing device, user is without buying the equipment such as 3D TV again.
In a kind of Three-dimensional video playing system that another embodiment of the present invention provides, the broadcasting control shown in Fig. 4
Device 100 processed can also include: video adjustment module, instructs regulation institute for the Timing according to user
State video sending module 140 and send the time of described first via video data, and/or, according to the time of user
Regulating command regulates described auxiliary information sending module 150 and sends the time of described steric parameter.
Owing to the synchronization for two-path video data of playing of three-dimensional video-frequency has higher requirement, therefore setting
After having put video adjustment module, user just can be with the transmission time of oneself regulation two paths of data, thus user
When feeling asynchronous so that it is synchronize.
Corresponding with the system embodiment shown in Fig. 3, present invention also offers a kind of three-dimensional video-frequency player method.
A kind of three-dimensional video-frequency player method that the embodiment of the present invention provides, is applied to the three-dimensional video-frequency shown in Fig. 3
Play System, described Three-dimensional video playing system may include that broadcast control device 100, video playback eye
Mirror 200 and main video display devices 300, described broadcast control device 100 respectively with described video playback glasses
200 and described main video display devices 300 communicate to connect, on the mirror holder of described video playback glasses 200 arrange
There are 210, video receiving apparatus 220 of a secondary video display devices and a Video Composition device 230,
Size and the resolution of described secondary video display devices 210 are respectively less than described main video display devices 300, should
Method may include that
Described broadcast control device 100 is by the first via video data transmitting in the two-path video data of three-dimensional video-frequency
Deliver to described main video display devices 300, so that described main video display devices 300 plays the video received
Data；Described broadcast control device 100 is by the second road video in the two-path video data of described three-dimensional video-frequency
The steric parameter of data is sent to the Video Composition device 230 of described video playback glasses 200, wherein, described
Broadcast control device 100 sent between the start time of video data and the start time sending steric parameter
Interval is not more than very first time interval；
Described video receiving apparatus 220 receives the first via video shown by described main video display devices 300
Data, and the first via video data received is sent to described Video Composition device 230；
The first via video data that described Video Composition device 230 sends according to described video receiving apparatus 220
And the steric parameter of the second road video data of broadcast control device 100 transmission, the two-way of compound stereoscopic video
The second road video data in video data, and the second synthesized road video data is sent to described pair regards
Frequency display unit 210；
Described secondary video display devices 210 plays the second road video data received.
Owing to playing of three-dimensional video-frequency has a higher requirement for the synchronization of two-path video data, therefore this
The bright synchronicity ensureing the two by controlling two-path video data transmission time interval.Optionally, described
One time interval is not more than 1/30 second.
Wherein, described steric parameter at least includes: in camera parameter, depth information, parallax, segmentation information
One or more.It should be noted is that, by a road video data and another road of three-dimensional video-frequency
It is prior art that the steric parameter of video data obtains another road video data.
A kind of three-dimensional video-frequency player method that the embodiment of the present invention provides, can be by a road video of three-dimensional video-frequency
The steric parameter of data and another road video data is separately sent to main video display devices and video playback
Glasses.So, video playback glasses just can process and obtain another road video data and at secondary video display dress
Put middle display.So, user just can watch a road video data by main video display devices, and passes through
Secondary video display devices on video playback glasses watches another road video data, thus obtains three-dimensional video-frequency and see
See impression.Owing to the resolution of main video display devices is higher, therefore user can watch definition higher
Three-dimensional video-frequency.Meanwhile, the present invention can also use do not support three-dimensional video-frequency to play TV, display,
Projectors etc. play a road video data of three-dimensional video-frequency, so, the most fully profit as main video display devices
By existing display device, user is without buying the equipment such as 3D TV again.
In a kind of three-dimensional video-frequency player method that another embodiment of the present invention provides, it is also possible to including:
Timing instruction according to user regulates described broadcast control device and sends described first via video counts
According to time, and/or, instruct according to the Timing of user and regulate described broadcast control device and send described
The time of steric parameter.
Owing to the synchronization for two-path video data of playing of three-dimensional video-frequency has higher requirement, therefore setting
After having put video adjustment module, user just can be with the transmission time of oneself regulation two paths of data, thus user
When feeling asynchronous so that it is synchronize.
It should be noted that in this article, the relational terms of such as first and second or the like be used merely to by
One entity or operation separate with another entity or operating space, and not necessarily require or imply these
Relation or the order of any this reality is there is between entity or operation.And, term " includes ", " bag
Contain " or its any other variant be intended to comprising of nonexcludability, so that include a series of key element
Process, method, article or equipment not only include those key elements, but also include being not expressly set out
Other key elements, or also include the key element intrinsic for this process, method, article or equipment.?
In the case of there is no more restriction, statement " including ... " key element limited, it is not excluded that at bag
Include and the process of described key element, method, article or equipment there is also other identical element.
Each embodiment in this specification all uses relevant mode to describe, phase homophase between each embodiment
As part see mutually, what each embodiment stressed is different from other embodiments it
Place.For system embodiment, owing to it is substantially similar to embodiment of the method, so describe
Fairly simple, relevant part sees the part of embodiment of the method and illustrates.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the protection model of the present invention
Enclose.All any modification, equivalent substitution and improvement etc. made within the spirit and principles in the present invention, all wrap
Containing within the scope of the present invention.
Claims (10)
1. a Three-dimensional video playing system, it is characterised in that including: broadcast control device, video are broadcast
Placing spectacles and main video display devices, described broadcast control device respectively with described video playback glasses and described
Main video display devices communicates to connect, and the mirror holder of described video playback glasses is provided with a secondary video and shows
Device, size and the resolution of described secondary video display devices are respectively less than described main video display devices, described
Broadcast control device includes: the first video sending module, the second video sending module and synchronized transmission control mould
Block,
Described first video sending module, for by the two-path video data Zhong mono-road video counts of three-dimensional video-frequency
According to being sent to described main video display devices, so that described main video display devices plays the video counts received
According to；
Described second video sending module, for by another road in the two-path video data of described three-dimensional video-frequency
Video data is sent to the secondary video display devices of described video playback glasses, so that described video playback glasses
In secondary video display devices play the video data that received；
Described synchronized transmission control module, sends video data for controlling described first video sending module
Interval between the start time that start time and described second video sending module send video data is little
It is spaced in the very first time.
Three-dimensional video playing system the most according to claim 1, it is characterised in that described broadcasting controls
Device also includes: video frequency switching module, exchanges described first video for the switching command according to user and sends
The two-path video data that module and described second video sending module send.
Three-dimensional video playing system the most according to claim 1 and 2, it is characterised in that described second
Video sending module includes: code stream sends submodule and image sends submodule,
Described code stream sends submodule, for being sent by the code stream of the video data of three-dimensional video-frequency to be sent
To the secondary video display devices of described video playback glasses, so that the secondary video in described video playback glasses shows
The code stream of the showing device video data to being received is decoded, and the video image obtained after broadcast decoder；
Described image sends submodule, for being carried out by the code stream of the video data of three-dimensional video-frequency to be sent
The video image obtained after decoding is sent to the secondary video display devices of described video playback glasses, so that described
Secondary video display devices in video playback glasses plays the video image received.
4. a three-dimensional video-frequency player method, it is characterised in that be applied in Three-dimensional video playing system
Broadcast control device, described Three-dimensional video playing system also includes: video playback glasses and main video display dress
Put, described broadcast control device respectively with described video playback glasses and described main video display devices communication link
Connect, the mirror holder of described video playback glasses is provided with secondary video display devices, described secondary video display devices
Size and resolution be respectively less than described main video display devices, described method includes:
The two-path video data Zhong mono-road video data of three-dimensional video-frequency is sent to described main video display dress
Put, and another road video data in the two-path video data of described three-dimensional video-frequency is sent to described video broadcasts
The secondary video display devices of placing spectacles, so that described main video display devices plays the video data received,
And make secondary video display devices in described video playback glasses play the video data received, wherein,
Send the video data start time to described main video display devices with transmission video data to described video
Interval between the start time of the secondary video display devices playing glasses is not more than very first time interval.
Method the most according to claim 4, it is characterised in that also include: refer to according to the switching of user
Order is exchanged and is sent to described main video display devices and the two-path video data of described secondary video display devices.
6. a Three-dimensional video playing system, it is characterised in that including: broadcast control device, video are broadcast
Placing spectacles and main video display devices, described broadcast control device respectively with described video playback glasses and described
Main video display devices communicates to connect, and the mirror holder of described video playback glasses is provided with a secondary video and shows
Device, a video receiving apparatus and a Video Composition device, the size of described secondary video display devices and
Resolution is respectively less than described main video display devices, and described broadcast control device includes: video sending module,
Auxiliary information sending module and synchronized transmission control module,
Described video sending module, for by the first via video data in the two-path video data of three-dimensional video-frequency
It is sent to described main video display devices, so that described main video display devices plays the video counts received
According to；
Described auxiliary information sending module, for by the second tunnel in the two-path video data of described three-dimensional video-frequency
The steric parameter of video data is sent to the Video Composition device of described video playback glasses；
Described synchronized transmission control module, sends the beginning of video data for controlling described video sending module
Moment and described auxiliary information sending module send the interval between the start time of steric parameter and are not more than the
One time interval；
Described video receiving apparatus, for receiving the first via video counts shown by described main video display devices
According to, and the first via video data received is sent to described Video Composition device；
Described Video Composition device, for the first via video data that sends according to described video receiving apparatus and
The steric parameter of the second road video data that described auxiliary information sending module sends, the two of compound stereoscopic video
The second road video data in the video data of road, and the second synthesized road video data is sent to described pair
Video display devices；
Described secondary video display devices, for playing the second road video data received.
Three-dimensional video playing system the most according to claim 6, it is characterised in that described steric parameter
At least include: one or more in camera parameter, the degree of depth, parallax, segmentation information.
8. according to the Three-dimensional video playing system described in claim 6 or 7, it is characterised in that described broadcasting
Control device also to include: video adjustment module, instruct for the Timing according to user and regulate described video
Sending module sends the time of described first via video data, and/or, instruct according to the Timing of user
Regulate described auxiliary information sending module and send the time of described steric parameter.
9. a three-dimensional video-frequency player method, it is characterised in that be applied to Three-dimensional video playing system, institute
State Three-dimensional video playing system to include: broadcast control device, video playback glasses and main video display devices,
Described broadcast control device communicates to connect with described video playback glasses and described main video display devices respectively,
Be provided with on the mirror holder of described video playback glasses a secondary video display devices, a video receiving apparatus and
One Video Composition device, the size of described secondary video display devices and resolution are respectively less than described main video and show
Showing device, described method includes:
First via video data in the two-path video data of three-dimensional video-frequency is sent by described broadcast control device
To described main video display devices, so that described main video display devices plays the video data received；Institute
State the broadcast control device solid by the second road video data in the two-path video data of described three-dimensional video-frequency
Parameter is sent to the Video Composition device of described video playback glasses, and wherein, described broadcast control device sends
Interval between start time and the start time sending steric parameter of video data is not more than the very first time
Interval；
Described video receiving apparatus receives the first via video data shown by described main video display devices, and
The first via video data received is sent to described Video Composition device；
First via video data that described Video Composition device sends according to described video receiving apparatus and described
The steric parameter of the second road video data that broadcast control device sends, the two-path video number of compound stereoscopic video
The second road video data according to, and the second synthesized road video data is sent to described secondary video shows
Device；
Described secondary video display devices plays the second road video data received.
Method the most according to claim 9, it is characterised in that also include:
Timing instruction according to user regulates described broadcast control device and sends described first via video counts
According to time, and/or, instruct according to the Timing of user and regulate described broadcast control device and send described
The time of steric parameter.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1715992A (en) * | 2005-05-26 | 2006-01-04 | 胡超 | Stereo image display device |
| EP2604042A4 (en) * | 2010-08-12 | 2014-01-01 | 3D Digital Llc | Apparatus, method and article for generating a three dimensional effect using active glasses |
| JP2012099964A (en) * | 2010-10-29 | 2012-05-24 | Sharp Corp | Display controller, shutter glasses, information recording medium, control program, computer readable recording medium, control method of display controller, display device, and stereoscopic video appreciation system |
| JP2012099965A (en) * | 2010-10-29 | 2012-05-24 | Sharp Corp | Display controller, shutter glasses, display, control program, computer readable recording medium, control method of display controller, display device, and stereoscopic video appreciation system |
| CN201967062U (en) * | 2011-04-06 | 2011-09-07 | 云南北方奥雷德光电科技股份有限公司 | Portable three-dimensional (3D) playing terminal |
| CN102984529A (en) * | 2011-09-05 | 2013-03-20 | 宏碁股份有限公司 | A goggle-type stereoscopic 3D display and a display method |
| CN102905148A (en) * | 2012-09-18 | 2013-01-30 | 北京三星通信技术研究有限公司 | Mobile terminals and method for playing 3-dimensional (3D) video by same |
| CN103067726A (en) * | 2012-11-29 | 2013-04-24 | 青岛海信电器股份有限公司 | Method and device of image display and television |
| CN104125452A (en) * | 2014-08-08 | 2014-10-29 | 北京行云时空科技有限公司 | Two-dimensional and three-dimensional image display and operation control system for stereoscopic glasses |
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