CN102831875A - Displaying method and system for watching video - Google Patents
Displaying method and system for watching video Download PDFInfo
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- CN102831875A CN102831875A CN2011101591039A CN201110159103A CN102831875A CN 102831875 A CN102831875 A CN 102831875A CN 2011101591039 A CN2011101591039 A CN 2011101591039A CN 201110159103 A CN201110159103 A CN 201110159103A CN 102831875 A CN102831875 A CN 102831875A
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Abstract
The invention discloses a displaying method and a system for watching a video. The system comprises a displayer used for receiving a first video signal and a second video signal and displaying the first video signal and the second video signal on an odd-numbered line and an even-numbered line respectively to acquire a video image formed by the combination of the first video signal and the second video signal; a video polarized processor used for performing alternate-line polarization on the video image outputted by the displayer to acquire a first polarized image on the odd-numbered line and a second polarized image on the even-numbered line; a pair of first polarized glasses used for receiving the first polarized image simultaneously; and a pair of second polarized glasses used for receiving the second polarized image simultaneously. By using the method and the system of the invention, two persons can watch different programs in a polarized display screen at the same time.
Description
Technical field
The present invention relates to the demonstration field, be used to watch the video displaying method and system in particular to a kind of.
Background technology
On a display screen, will show different pictures, traditional mode is picture-in-picture or many forms, is that screen is spatially cut apart, and causes picture dimension to diminish and interferes with each other sight line.
Existing correlation technique can realize can showing different pictures on the same display screen through the refreshing frequency of control screen-picture; Different users is used the shading eyeglasses of corresponding timesharing control; Just can be on same screen full-scalely watch different pictures; But this mode is only applicable to the display screen of time-division control, and can't be applied to the polarization display screen.And existing polarization display screen only is used to show stereo-picture, for the user provides three-dimensional display image.
Polarization display screen to above-mentioned prior art can't be implemented in the problem of watching a plurality of pictures on the same screen, does not propose effective solution at present as yet.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of video displaying method and system that are used to watch, and can't be implemented in the problem of watching a plurality of pictures on the same screen with the polarization display screen that solves prior art.
To achieve these goals, according to an aspect of the present invention, a kind of video displaying system that is used to watch is provided.
Be used to watch the video displaying system to comprise according to of the present invention: display; Be used to receive first vision signal and second vision signal; And first vision signal is presented on the odd-numbered line; Second vision signal is presented on the even number line, to obtain the video image that is combined into by first vision signal and second vision signal; Video polarisation processor is used for the polarization polarisation that video image with display output carries out interlacing and handles, to obtain first polarization image and second polarization image on the even number line on the odd-numbered line; First polaroid glasses are used for receiving synchronously first polarization image; Second polaroid glasses are used for receiving synchronously second polarization image.
Further, display comprises: receiving element is used to receive first vision signal and second vision signal; Storage unit is used for being saved to first memory block and second memory block respectively with reading by turns first vision signal and second vision signal got; Graphics processing unit is used for extracting from first memory block odd-numbered line image of first vision signal, from second memory block, extracts the even number line image of second vision signal, and odd-numbered line image and even number line image are made up to obtain video image.
Further, video polarisation processor comprises: first processor, rotate first polarizing angle with the polarization direction of odd-numbered line image, to obtain first polarization image; Second processor rotates second polarizing angle with the polarization direction of even number line image, to obtain second polarization image; Wherein, the difference between first polarizing angle and second polarizing angle is 90 °.
Further, display also comprises: converting unit is used for when first vision signal and/or second vision signal are simulating signal, converting first vision signal and/or second vision signal into digital signal; Decoding unit is used for when first vision signal and/or second vision signal are coded signal, and first vision signal and/or second decoding video signal are handled.
Further, first polaroid glasses comprise two first identical polaroids, and the first polaroid angle is consistent with the light polarization direction of first polarization image; Second polaroid glasses comprise two second identical polaroids, and the second polaroid angle is consistent with the light polarization direction of second polarization image.
To achieve these goals, according to another aspect of the present invention, a kind of video displaying method that is used to watch is provided.
Be used to watch the video displaying method to comprise according to of the present invention: to receive first vision signal and second vision signal; And first vision signal is presented on the odd-numbered line; Second vision signal is presented on the even number line, to obtain the video image that is combined into by first vision signal and second vision signal; The video image of output is carried out the polarization polarisation of interlacing and handle, to obtain first polarization image and second polarization image on the even number line on the odd-numbered line; Come to receive synchronously first polarization image through first polaroid glasses, and come to receive synchronously second polarization image through second polaroid glasses.
Further; Receive first vision signal and second vision signal; And first vision signal is presented on the odd-numbered line; Second vision signal is presented on the even number line, comprises to obtain the video image that is combined into by first vision signal and second vision signal: receive first vision signal and second vision signal; Be saved to first memory block and second memory block respectively with reading by turns first vision signal and second vision signal got; From first memory block, extract the odd-numbered line image of first vision signal, from second memory block, extract the even number line image of second vision signal, and odd-numbered line image and even number line image are made up to obtain video image.
Further; The video image of output is carried out the polarization polarisation processing of interlacing; First polarization image and second polarization image on the even number line to obtain on the odd-numbered line comprise: the polarization direction of odd-numbered line image is rotated first polarizing angle, to obtain first polarization image; The polarization direction of even number line image is rotated second polarizing angle, to obtain second polarization image; Wherein, the difference between first polarizing angle and second polarizing angle is 90 °.
Further; To read by turns before first vision signal got and second vision signal be saved to first memory block and second memory block respectively; Method comprises: when first vision signal and/or second vision signal are simulating signal, convert first vision signal and/or second vision signal into digital signal; And when first vision signal and/or second vision signal are coded signal, first vision signal and/or second decoding video signal are handled.
Further, first polaroid glasses comprise two first identical polaroids, and the first polaroid angle is consistent with the light polarization direction of first polarization image; Second polaroid glasses comprise two second identical polaroids, and the second polaroid angle is consistent with the light polarization direction of second polarization image.
Through the present invention; Adopt display, be used to receive first vision signal and second vision signal, and first vision signal is presented on the odd-numbered line; Second vision signal is presented on the even number line, to obtain the video image that is combined into by first vision signal and second vision signal; Video polarisation processor is used for the polarization polarisation that video image with display output carries out interlacing and handles, to obtain first polarization image and second polarization image on the even number line on the odd-numbered line; First polaroid glasses are used for receiving synchronously first polarization image; Second polaroid glasses are used for receiving second polarization image synchronously, the polarization display screen that has solved prior art can't be implemented in the problem of watching a plurality of pictures on the same screen, have reached the effect of can two people on the polarization display screen, watching different programs simultaneously.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the illustrative view of functional configuration that is used to watch the video displaying system according to the embodiment of the invention;
Fig. 2 is the system architecture synoptic diagram according to display end embodiment illustrated in fig. 1;
Fig. 3 is the synoptic diagram of handling according to image polarisation embodiment illustrated in fig. 1;
Fig. 4 is the work synoptic diagram according to polaroid glasses embodiment illustrated in fig. 1; And
Fig. 5 is the process flow diagram that is used to watch the video displaying method according to the embodiment of the invention.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the present invention.
The invention provides a kind of video displaying system that is used to watch.Fig. 1 is the illustrative view of functional configuration that is used to watch the video displaying system according to the embodiment of the invention.
As shown in Figure 1; This system comprises: display 10; Be used to receive first vision signal and second vision signal; Through image processing algorithm first vision signal is presented on the odd-numbered line, second vision signal is presented on the even number line, to obtain the video image that is combined into by first vision signal and second vision signal; Video polarisation processor 30 is used for the polarization polarisation that video image with display 10 output carries out interlacing and handles, to obtain first polarization image and second polarization image on the even number line on the odd-numbered line; First polaroid glasses 50 are used for receiving synchronously first polarization image; Second polaroid glasses 70 are used for receiving synchronously second polarization image.
The above embodiment of the present invention is utilized polarization type 3D TV technology; Promptly through making the LCDs odd-numbered line vertical with the even number line polarizing angle; Cooperate simultaneously two pair of eyeglasses polarization directions respectively with odd-numbered line on image and the corresponding polaroid glasses of the image on the even number line; Realize two people full frame effect of watching the different programs on the same display screen simultaneously, such display device can supply many people to watch different programs simultaneously and not disturb mutually.
In the above embodiment of the present invention, as shown in Figure 1, this display 10 can comprise: receiving element 101 is used to receive first vision signal and second vision signal; Storage unit 102 is used for being saved to first memory block and second memory block respectively with reading by turns first vision signal and second vision signal got; Graphics processing unit 103 is used for extracting from first memory block odd-numbered line image of first vision signal, from second memory block, extracts the even number line image of second vision signal, and odd-numbered line image and even number line image are made up to obtain video image.This embodiment watches the film source of video for the user provides many people.
Fig. 2 is the system architecture synoptic diagram according to display embodiment illustrated in fig. 1 10 ends.Can know in conjunction with Fig. 2; In the practical implementation process; Receiving element 101 in the foregoing description can receive the first vision signal A and the second vision signal B that gets into from different input signal input ends, reads the data of this two-path video signal then in turn, and with the specific region in its write store; Storage unit 102 among Fig. 1 is identical with the storer among Fig. 2, and the specific region is second memory block of first memory block that is used to preserve the first vision signal A and the B that is used to preserve second vision signal.Graphics processing unit 103 among Fig. 1 reads the odd-numbered line image of the first vision signal A and the even number line image of the second vision signal B in turn from video memory, then with odd-numbered line image and the synthetic complete video image of a frame of even number line image sets.As shown in Figure 2; When exporting display screen to; Get the odd-numbered line of the first vision signal A and the even number line of the second vision signal B respectively and be combined into the complete image of a frame; This image has comprised the information of the first vision signal A and the second vision signal B, promptly can the video image behind this assembly coding be outputed to display screen and show.
Preferably, the display 10 during the application is embodiment illustrated in fig. 1 can also comprise: converting unit is used for when first vision signal and/or second vision signal are simulating signal, converting first vision signal and/or second vision signal into digital signal; Decoding unit is used for when first vision signal and/or second vision signal are coded signal, and first vision signal and/or second decoding video signal are handled.
Among this embodiment; Because the vision signal A that receives and B can be simulating signal, also can be digital signal, and these two signals also possibly be coded signals, therefore; At reading video data and before preserving video data to storer; If the vision signal that receives is a simulating signal, then need carry out the analog digital conversion through converting unit, being about to analog signal conversion is digital signal.Simultaneously, if vision signal is for needing the coded signal of decoding, the conventional processing that then need decode to digital/analog signal through decoding unit.
In the application's the foregoing description, video polarisation processor 30 as shown in Figure 1 can comprise: first processor 301, rotate first polarizing angle with the polarization direction of odd-numbered line image, to obtain first polarization image; Second processor 302 rotates second polarizing angle with the polarization direction of even number line image, to obtain second polarization image; Wherein, the difference between first polarizing angle and second polarizing angle is 90 °.The film source that this embodiment provides two people to watch video.
Fig. 3 is the synoptic diagram of handling according to image polarisation embodiment illustrated in fig. 1.Can know in conjunction with Fig. 1 and 3; Carry out respectively can obtaining a video image that is made up by odd-numbered line image and even number line image after picture signal handles and be shown on the same display screen at the image of the image of signal source A and signal source B, the video polarisation processor 30 among the application is rotated the polarization of light direction of parity rows; Concrete; Can obtain structure of polarized light as shown in Figure 3, i.e. odd-numbered line polarization angle is 45 degree, and even number line light polarization angle is 135 degree.
The foregoing description is pressed the parity rows separate processes with the light output of display screen; And make that its polarizing angle is orthogonal (to rotate 45 ° of first polarizing angles such as odd-numbered line; Even number line is rotated 135 ° of second polarizing angles); Utilize above-mentioned image processing techniques video A and B that two width of cloth are different to be presented at respectively on odd-numbered line and the even number line simultaneously, realized that the polarization angle that the screen odd-numbered line emits beam is 45 °, the polarization angle that even number line emits beam is 135 °; The polarization angle that promptly obtains light is 45 ° first polarization image, and the polarization angle of light is 135 ° second polarization image.
First polaroid glasses 50 that use among above-mentioned each embodiment of the application can comprise two first identical polaroids, and the first polaroid angle is consistent with the light polarization direction of first polarization image; Second polaroid glasses 70 comprise two second identical polaroids, and the second polaroid angle is consistent with the light polarization direction of second polarization image.
Because the following characteristic of polarized light: when the polaroid angle was consistent with light polarization direction, light can all pass through; When polaroid angle and light polarization direction differed 90 °, light was all stopped.Fig. 4 is the work synoptic diagram according to polaroid glasses embodiment illustrated in fig. 1; As shown in Figure 4, in the present invention, if there is the beholder to remove to watch display screen through polaroid with the identical polarizing method of odd-numbered line; Through seeing the A picture after this polaroid glasses filtration, vice versa.So just realized that plural beholder sees different pictures simultaneously on a display screen, only needed to select to wear the polaroid glasses of different polarization directions.
Video polarisation processor 30 during the present invention is embodiment illustrated in fig. 1 can be built in the display 10, makes two secondary different video signals be presented at respectively on the odd-numbered line and even number line of same display screen according to different polarization angles.
Fig. 5 is the process flow diagram that is used to watch the video displaying method according to the embodiment of the invention.As shown in Figure 5, this method comprises the steps:
Step S102; Receive first vision signal and second vision signal through the display among Fig. 1 10; Through image processing algorithm first vision signal is presented on the odd-numbered line again; Second vision signal is presented on the even number line, to obtain the video image that is combined into by first vision signal and second vision signal.
Step S104 handles the polarization polarisation that the video image of output carries out interlacing through the video polarisation processor 30 among Fig. 1, to obtain first polarization image and second polarization image on the even number line on the odd-numbered line.
Step S106 receives first polarization image synchronously through first polaroid glasses 50, receives second polarization image synchronously through second polaroid glasses 70.
The present invention utilizes the polarized light of different angles that screen is cut apart, and cooperates the polaroid glasses to select to hope the picture of seeing.Promptly through making the LCDs odd-numbered line vertical with the even number line polarizing angle; Cooperate simultaneously two pair of eyeglasses polarization directions respectively with odd-numbered line on image and the corresponding polaroid glasses of the image on the even number line; Realize two people full frame effect of watching the different programs on the same display screen simultaneously; Can realize that many people watch the different video program through same screen simultaneously, and all be that full screen shows and do not disturb mutually.
Step S102 in the foregoing description; Receive first vision signal and second vision signal; Through image processing algorithm first vision signal is presented on the odd-numbered line; Second vision signal is presented on the even number line, can comprises to obtain the video image that is combined into by first vision signal and second vision signal: receive first vision signal and second vision signal; Be saved to first memory block and second memory block respectively with reading by turns first vision signal and second vision signal got; From first memory block, extract the odd-numbered line image of first vision signal, from second memory block, extract the even number line image of second vision signal, and odd-numbered line image and even number line image are made up to obtain video image.Above-mentioned steps realizes utilizing image processing techniques that two secondary different video signals A and B are made up respectively and is presented on odd-numbered line and the even number line, makes same display screen can show the different video image of two pairs simultaneously.
Step S104 in the foregoing description; The video image of output is carried out the polarization polarisation processing of interlacing; First polarization image and the step of second polarization image on the even number line to obtain on the odd-numbered line can comprise: the polarization direction of odd-numbered line image is rotated first polarizing angle, to obtain first polarization image; The polarization direction of even number line image is rotated second polarizing angle, to obtain second polarization image; Wherein, the difference between first polarizing angle and second polarizing angle is 90 °.
The light output of existing common display equipment such as LCD 10 does not have polarization direction or same polarization direction; The application can press the parity rows separate processes with the light output of display screen; And make its polarizing angle orthogonal (rotate 45 ° of first polarizing angles such as odd-numbered line, even number line is rotated 135 ° of second polarizing angles), promptly when the different video A of two width of cloth and B are presented on odd-numbered line and the even number line respectively; The polarization angle that the display screen odd-numbered line emits beam is 45 °; The polarization angle that even number line emits beam is 135 °, and promptly the polarization angle of the light of the first vision signal A is 45 °, and the polarization angle of the second vision signal B light is 135 °; With the polarization angle that obtains light is 45 ° first polarization image, and the polarization angle of light is that 135 ° second polarization image shows.
Preferably; To read by turns before first vision signal got and second vision signal be saved to first memory block and second memory block respectively; When first vision signal and/or second vision signal are simulating signal, convert first vision signal and/or second vision signal into digital signal; And when first vision signal and/or second vision signal are coded signal, first vision signal and/or second decoding video signal are handled.Above-mentioned steps realizes the pre-service of vision signal, makes vision signal can access efficiently, show accurately, has improved video quality.
First polaroid glasses 50 that relate among the application's method embodiment can comprise two first identical polaroids, and the first polaroid angle is consistent with the light polarization direction of first polarization image; Second polaroid glasses 70 comprise two second identical polaroids, and the second polaroid angle is consistent with the light polarization direction of second polarization image.Because the polarized light of first polaroid glasses 50 and second polaroid glasses 70 has following characteristic: when the polaroid angle was consistent with light polarization direction, light can all pass through; When polaroid angle and light polarization direction differed 90 °, light was all stopped.If there is the beholder to remove to watch display screen through the polaroid with the identical polarizing method of odd-numbered line, he can only see the A picture, and vice versa.Realization first polaroid glasses 50 can be watched video A and can't watch video B among this embodiment, otherwise second polaroid glasses 70 can be watched video B and can't watch video A.
From above embodiment describes, can find out that the present invention has realized following technique effect: realized that plural beholder sees different pictures simultaneously on a display screen, only needed to select to wear the polaroid glasses of different polarization directions.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the memory storage and carry out, perhaps they are made into a plurality of integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize by calculation element.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. one kind is used to watch the video displaying system, it is characterized in that, comprising:
Display; Be used to receive first vision signal and second vision signal; And said first vision signal is presented on the odd-numbered line, said second vision signal is presented on the even number line, to obtain the video image that is combined into by said first vision signal and said second vision signal;
Video polarisation processor is used for the polarization polarisation that said video image with the output of said display carries out interlacing and handles, to obtain first polarization image and second polarization image on the said even number line on the said odd-numbered line;
First polaroid glasses are used for receiving synchronously said first polarization image;
Second polaroid glasses are used for receiving synchronously said second polarization image.
2. system according to claim 1 is characterized in that, said display comprises:
Receiving element is used to receive said first vision signal and said second vision signal;
Storage unit is used for being saved to first memory block and second memory block respectively with reading by turns said first vision signal and said second vision signal got;
Graphics processing unit; Be used for extracting the odd-numbered line image of said first vision signal from said first memory block; From said second memory block, extract the even number line image of said second vision signal, and said odd-numbered line image and said even number line image are made up to obtain said video image.
3. system according to claim 2 is characterized in that, said video polarisation processor comprises:
First processor rotates first polarizing angle with the polarization direction of said odd-numbered line image, to obtain said first polarization image;
Second processor rotates second polarizing angle with the polarization direction of said even number line image, to obtain said second polarization image;
Wherein, the difference between said first polarizing angle and said second polarizing angle is 90 °.
4. system according to claim 2 is characterized in that, said display also comprises:
Converting unit is used for when said first vision signal and/or said second vision signal are simulating signal, converting said first vision signal and/or said second vision signal into digital signal;
Decoding unit is used for when said first vision signal and/or said second vision signal are coded signal, and said first vision signal and/or said second decoding video signal are handled.
5. according to each described system among the claim 1-4, it is characterized in that,
Said first polaroid glasses comprise two first identical polaroids, and the said first polaroid angle is consistent with the light polarization direction of said first polarization image;
Said second polaroid glasses comprise two second identical polaroids, and the said second polaroid angle is consistent with the light polarization direction of said second polarization image.
6. one kind is used to watch the video displaying method, it is characterized in that, comprising:
Receive first vision signal and second vision signal, and said first vision signal is presented on the odd-numbered line, said second vision signal is presented on the even number line, to obtain the video image that is combined into by said first vision signal and said second vision signal;
The said video image of output is carried out the polarization polarisation of interlacing and handle, to obtain first polarization image and second polarization image on the said even number line on the said odd-numbered line;
Come to receive synchronously said first polarization image through first polaroid glasses, and come to receive synchronously said second polarization image through second polaroid glasses.
7. method according to claim 6; It is characterized in that; Receive first vision signal and second vision signal; And said first vision signal is presented on the odd-numbered line, said second vision signal is presented on the even number line, comprise to obtain the video image that is combined into by said first vision signal and said second vision signal:
Receive said first vision signal and said second vision signal;
Be saved to first memory block and second memory block respectively with reading by turns said first vision signal and said second vision signal got;
From said first memory block, extract the odd-numbered line image of said first vision signal; From said second memory block, extract the even number line image of said second vision signal, and said odd-numbered line image and said even number line image are made up to obtain said video image.
8. method according to claim 7 is characterized in that, the said video image of output is carried out the polarization polarisation of interlacing and handles, and comprises with first polarization image and second polarization image on the said even number line that obtains on the said odd-numbered line:
The polarization direction of said odd-numbered line image is rotated first polarizing angle, to obtain said first polarization image;
The polarization direction of said even number line image is rotated second polarizing angle, to obtain said second polarization image;
Wherein, the difference between said first polarizing angle and said second polarizing angle is 90 °.
9. method according to claim 7 is characterized in that, will read by turns before said first vision signal got and said second vision signal be saved to first memory block and second memory block respectively, and said method comprises:
When said first vision signal and/or said second vision signal are simulating signal, convert said first vision signal and/or said second vision signal into digital signal; And
When said first vision signal and/or said second vision signal are coded signal, said first vision signal and/or said second decoding video signal are handled.
10. according to each described method among the claim 6-9, it is characterized in that,
Said first polaroid glasses comprise two first identical polaroids, and the said first polaroid angle is consistent with the light polarization direction of said first polarization image;
Said second polaroid glasses comprise two second identical polaroids, and the said second polaroid angle is consistent with the light polarization direction of said second polarization image.
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Application publication date: 20121219 |