CN201887901U - Three-dimensional video playing system - Google Patents
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- CN201887901U CN201887901U CN2010206705450U CN201020670545U CN201887901U CN 201887901 U CN201887901 U CN 201887901U CN 2010206705450 U CN2010206705450 U CN 2010206705450U CN 201020670545 U CN201020670545 U CN 201020670545U CN 201887901 U CN201887901 U CN 201887901U
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Abstract
The utility model discloses a three-dimensional video playing system, which comprises a video player, a 3D (three-dimensional) left and right picture synchronous generator and a display device. The video player is used for adding different marks to left and right eye videos of three-dimensional video sources and alternately plays three-dimensional videos, the 3D left and right picture synchronous generator is used for detecting each frame of picture of the three-dimensional video sources, and transmits corresponding synchronous signals to a watching device or the display device according to the marks in detected pictures, the display device is used for displaying the video pictures, the video player is connected with the 3D left and right picture synchronous generator, and the 3D left and right picture synchronous generator is in communication connection with the display device. The three-dimensional video playing system enriches a single mode of an existing video playing product and method via a mark mode of the video player, is easy in hardware and software development and low in cost, and reduces cost of video playing products. In addition, the three-dimensional video playing system is high in system compatibility, can be applied to nvidia video cards and ATI video cards, and meets requirements of more users.
Description
Technical field
The utility model relates to a kind of three-dimensional video-frequency Play System, the especially a kind of new mark and the three-dimensional Play System of differentiation right and left eyes video.
Background technology
People are the extraneous scenery that has the space multistory sense with two eyes around observing in the daily life.The 3D film utilizes the binocular stereo vision principle exactly, makes spectators can obtain the film of three dimensions sense vision imaging from screen.Specifically be exactly to utilize a set of equipment to make people's left eye and right eye can only see the image that left eye in the 3D film source and right eye should be seen respectively.
Stero commonly used at present mainly contains three kinds of methods:
1, complementary color method: becoming left and right sides stereoscopic image conversion each other, the complementary color picture synthesizes on same width of cloth image, glasses with corresponding color go colour filter to watch left and right sides image then, the advantage of this method is the relatively lower also realization easily of cost, shortcoming is that the color of image seriously lacks, and is easy to cause visual fatigue.
2, shutter method: left and right sides stereo-picture is alternately play respectively, gone corresponding closure to see left and right sides image with the liquid crystal shutter glasses then.Application on PC mainly is the unreal mirror of 3D of nvidia at present, but this system only uses the video card of nvidia, and corresponding driving will be installed could realize, and the video card of ATI can't use.
3, polarized light approach: left and right sides picture is equipped with polariscopic projector with two respectively plays, left and right sides image is thrown on the metal screen simultaneously, the direction of vibration of two polarised lights is mutually the right angle.The beholder puts on corresponding polarised light glasses just can see stereoeffect, and the shortcoming of the method also is the very serious of brightness reduction, and the very high ordinary consumer that is not suitable for of instrument cost is used.
The utility model content
In order to solve above-mentioned deficiency, a kind of three-dimensional video-frequency Play System and method thereof are provided, described technical scheme is as follows:
A kind of three-dimensional video-frequency Play System, this system comprises
Video player is used for the mark different in addition to the right and left eyes video of three-dimensional film source, and alternately plays three-dimensional video-frequency;
3D left and right sides picture synchronization generator is used for each two field picture of three-dimensional film source is detected, and gives viewing apparatus or display unit according to the mark emission corresponding synchronous signal that detects in the described image;
Display unit is used for display video image;
Described video player connects with 3D left and right sides picture synchronization generator, and 3D left and right sides picture synchronization generator connects with display unit or viewing apparatus.
Described system also comprises viewing apparatus: the 3D shutter glasses.
Described display unit is two.
Described system is made as one with two display unit and 3D left and right sides picture synchronization generator.
Described 3D left and right sides picture synchronization generator also comprises,
Video decoding chip is used for analog signal or difference video signal are changed into digital signal;
The image detection processor is used for detecting the mark of each frame of digital picture after video decoding chip transforms, then according to detecting left and right sides marking of control signal projector emission synchronizing signal;
Signal projector is used for launching synchronizing signal and gives viewing apparatus or display unit under the control of image detection processor.
Send the display unit of drive signal, make the video of right eye on the display unit of right eye, show to right eye.
Advantage of the present utility model:
1. the utility model has enriched the single mode of existing video playback product and method by the mode of video player mark, and the hardware and software development of this mode is easy, cost is low, and makes the cost of video playback product reduce.
2. system compatibility of the present utility model is strong, all can use on the video card of the video card of nvidia and ATI.Satisfied more use colony.
The utility model head mounted display pass through two independently the microminiature LCD be respectively left and right sides eyes display image, and these characteristics meet the broadcast of three-dimensional video-frequency very much.Why the mankind see that the three-dimensional world is because right and left eyes has parallax, two independently the microminiature LCD be fit to realize very much this parallax, as long as shown the picture of right and left eyes respectively, and can show simultaneously.This product can be avoided color dropout, brightness reduction and flickering fully.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, and apparently, the accompanying drawing in describing below only is embodiment more of the present utility model.
Fig. 1 is the utility model system one example structure block diagram;
Fig. 2 is another example structure block diagram of the utility model system;
Fig. 3 is the internal hardware structure chart of the utility model wear-type three-dimensional display;
Fig. 4 is the flow chart of the utility model method one embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, the utility model execution mode is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of three-dimensional video-frequency Play System comprises: PC or notebook computer are provided with video player, and pc machine video interface is the VGA interface, are used for the mark different in addition to the right and left eyes video of three-dimensional film source, and alternately play three-dimensional video-frequency.For example: first row of left-eye image is become black, and right eye becomes a certain area pixel of white or left-eye image and all changes odd number into, and the zone of eye image correspondence changes method and distortion on this basis such as even number into.Wherein: VGA (Video GraphicsArray) is a kind of video transmission standard that IBM released with the PS/2 machine in 1987, has the resolution height, shows advantages such as speed is fast, color is abundant, has obtained using widely in the color monitor field.As long as described video player is installed on the main frame, all can realize its function.
3D left and right sides picture synchronization generator is used for each two field picture of three-dimensional film source is detected, and gives the 3D shutter glasses according to the emission of the mark in described image corresponding synchronous signal.Described 3D left and right sides picture synchronization generator also comprises video decoding chip, is used for analog signal or difference video signal are changed into digital signal, and described analog signal changes into digital signal by the AD conversion chip; Described difference video signal changes into digital signal by the DVI decoding chip; The image detection processor is used for detecting the mark of each frame of digital picture that video decoding chip changes into, then according to the emission synchronizing signal of the left and right sides marking of control Infrared Projector that detects; Infrared Projector is used for the infrared synchronizing signal of emission under the control of image detection processor.Described Infrared Projector is also supported the reflector of other modes, as: can be wireless reflector or other.
Refreshing frequency is the above display of 100HZ, is used for display video image;
And the 3D shutter glasses, the signal according to 3D left and right sides picture synchronization generator emission is controlled at the switch of left and right sides glasses, is stereoscopic video images on the above display unit of 100HZ thereby can watch refreshing frequency;
Wherein, video player framework:
Idiov3DPlayer realizes that based on the Directshow framework wherein the front is a functional module, is that Chinese is explained in the bracket.
1) IdiovPhotoSourceFilter (the source DirectShow filter of playing pictures file).
2) Idiov3DTransformFilter (source of playing pictures file) is converted to user's specified output format with the three-dimensional video-frequency of multiple form.
IdiovRV3DRenderFilter (realvision pattern video output DirectShow filter): three-dimensional video-frequency format conversion DirectShow filter is converted to user's specified output format with the three-dimensional video-frequency of multiple form.
Operation principle:
The three-dimensional video-frequency source is separated into audio/video flow by Splitter Filter, the decoder decode output that audio stream is carried by system.The decoder decode that video flowing is carried by system is pushed to Idiov3DTransformFilter and carries out the three-dimensional video-frequency format conversion after the decoding, and the pushing video streaming after will changing is to the RenderFilter output demonstration of back.When output mode is chosen as RV3D output, add mark for left and right sides picture by IdiovRV3DRenderFilter.
As shown in Figure 2, a kind of three-dimensional video-frequency Play System comprises: PC or notebook computer are provided with video player, and pc machine video interface is the DVI interface, are used for the mark different in addition to the right and left eyes video of three-dimensional film source, and alternately play three-dimensional video-frequency.Wherein: DVI (Digital Visual Interface), i.e. digital visual interface.It is to form the interface standard that DDWG (Digital Display Working Group, numeral show working group) releases jointly by Silicon Image, Intel (Intel), Compaq (Compaq), IBM, HP (Hewlett-Packard), NEC, Fujitsu companies such as (Fujitsu) in 1999.
3D left and right sides picture synchronization generator is used for each two field picture of three-dimensional film source is detected, and gives viewing apparatus according to the emission of the mark in described image corresponding synchronous signal.Described 3D left and right sides picture synchronization generator also comprises video decoding chip, is used for analog signal or difference video signal are changed into digital signal, and described analog signal changes into digital signal by the AD conversion chip; Described difference video signal changes into digital signal by the DVI decoding chip.The image detection processor is used for detecting the mark of each frame of digital picture that video decoding chip changes into, then according to the emission synchronizing signal of the left and right sides marking of control signal projector of collective; Signal projector is used for launching synchronizing signal under the control of image detection processor.
The head video display is used for display video image, and 3D left and right sides picture synchronization generator and head video display and viewing apparatus are accomplished together, and synchronizing signal is directly given the head video display.
Characteristics of head mounted display be exactly two independently the microminiature LCD be respectively left and right sides eyes display image, and these characteristics meet the broadcast of three-dimensional video-frequency very much.Why the mankind see that the three-dimensional world is because right and left eyes has parallax, two independently the microminiature LCD be fit to realize very much this parallax, as long as shown the picture of right and left eyes respectively, and can show simultaneously.
As shown in Figure 3, in the described image detection processor detection chip is arranged, and the chip for driving of liquid crystal board, and the liquid crystal board of the right and left.
One embodiment, as shown in Figure 4, a kind of three-dimensional video-frequency player method specifically may further comprise the steps:
S100, the mark that video player is different in addition to the right and left eyes video of three-dimensional film source.Described first row that is labeled as is distinguished with odd even with different color differentiatings or a certain position of the RGB in the first row color; Perhaps the fifth line of left-eye image is become black, and right eye becomes white; Or a certain area pixel of left-eye image all changes odd number into, and the zone of eye image correspondence changes even number into, etc. method and distortion on this basis.The mark mode of right and left eyes picture also can have other forms, as long as can have any different.
S200, video player alternately play the good video film source of mark;
S301, video decoding chip changes into digital signal with analog signal or difference video signal; Described analog signal changes into digital signal by the AD conversion chip; Described difference video signal changes into digital signal by the DVI decoding chip, and the digital signal after the described conversion is RGB digital signal, row field synchronization, pixel clock and data effective index signal.
S302, the digital signal after the detection of image detection processor real-time transforms removes to detect the mark of each picture according to described signal, detects and judges it is the mark of left video or the mark of right video.
Step S303 more specifically is that step S303 more specifically is that described reflector if the mark of left eye then is transmitted to the 3D shutter glasses, opens left mirror, the signal that right mirror is closed giving the 3D shutter glasses according to detected mark emission synchronizing signal; If the mark of right eye then is transmitted to the 3D shutter glasses, right mirror is opened, the signal that left mirror is closed.
Another embodiment, as shown in Figure 6, a kind of three-dimensional video-frequency player method, concrete steps and aforementioned basic identical, difference is: step S 303, more specifically be, described reflector is given the chip for driving of display unit according to detected mark emission synchronizing signal, if the mark of left eye, chip for driving sends the display unit of drive signal to left eye, makes to show on the display unit of Video Left eye of left eye, if the mark of right eye, chip for driving sends the display unit of drive signal to right eye, makes the video of right eye show on the display unit of right eye.
Two displays also can have two chip for driving, drive the switch and the demonstration of its left and right sides display respectively.
Head mounted display one end, detect the color of each frame first row with real-time going of chip, if white just notifies the chip for driving of liquid crystal board that image buffer storage is arrived right buffer memory, otherwise be put into left buffer memory, the liquid crystal board chip for driving is got image from left and right sides buffer memory with the frequency of 60Hz respectively and is put on the corresponding left and right sides LCD then.
The infrared synchronizing generator course of work
Two kinds of situations:
1.pc the machine video interface is the VGA interface: with an AD conversion chip analog video signal of VGA is converted to digital signal earlier, the signal that converts mainly is: RGB digital signal, row field synchronization, pixel clock and data effective index signal.Real-time these signals of detection of mcu then remove to detect the mark of each picture according to this signal.
For example: if the pixel that the picture mark first of right eye is gone all is black, the pixel of picture mark first row of left eye all is white.Mcu in the process of monitoring in real time is: remove to detect the synchronous and data effective index signal of row after each field synchronization has been come, (the data effective index signal is only valid data when effective in the beginning of the data line that the representative synchronously of each row is new, other data are the invalid datas between blanking zone, do not go to gather), when the first row valid data of picture begin, go down to gather each pixel at pixel clock, judge that then this delegation's color of pixel is used to refer to infrared transmitter and sends left and right sides synchronizing signal.
2.pc machine video interface DVI interface: under the interface case of DVI, it is just passable just the AD conversion chip to be changed into the decoding chip of DVI, and the data of DVI the inside become RGB digital signal, capable field synchronization, pixel clock and data effective index signal through decoding chip.The back is just with top the same.
The mark mode of right and left eyes picture also can have other forms, and for example, the first row color of right and left eyes picture is changed into other color or the data of first row, and to change right eye into be that the odd number left eye is even number or the like;
Infrared synchronizing signal also can oneself define.For example, be the high level that the low level of 2.7ms adds two 20us at last behind the high level of a 20us when opening the glasses right eye and closing the signal of left eye, then add the high level of two 20us when the left eye of opening glasses is closed the signal of right eye behind the high level of two 20us at last to the low level of 2.7ms.As long as it is just passable to be that left and right sides signal is had any different in a word, shutter glasses is wanted to detect this difference certainly.
Above-mentioned the utility model embodiment sequence number is not represented the quality of embodiment just to description.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (5)
1. three-dimensional video-frequency Play System, it is characterized in that: this system comprises
Video player is used for the mark different in addition to the right and left eyes video of three-dimensional film source, and alternately plays three-dimensional video-frequency;
3D left and right sides picture synchronization generator is used for each two field picture of three-dimensional film source is detected, and gives viewing apparatus or display unit according to the mark emission corresponding synchronous signal that detects in the described image;
Display unit is used for display video image;
Described video player connects with 3D left and right sides picture synchronization generator, and 3D left and right sides picture synchronization generator connects with display unit or viewing apparatus.
2. three-dimensional video-frequency Play System according to claim 1 is characterized in that: described system also comprises viewing apparatus: the 3D shutter glasses.
3. three-dimensional video-frequency Play System according to claim 1 is characterized in that: described display unit is two.
4. three-dimensional video-frequency Play System according to claim 3 is characterized in that: described system is made as one with two display unit and 3D left and right sides picture synchronization generator.
5. three-dimensional video-frequency Play System according to claim 1 is characterized in that: described 3D left and right sides picture synchronization generator also comprises,
Video decoding chip is used for analog signal or difference video signal are changed into digital signal;
The image detection processor is used for detecting the mark of each frame of digital picture after video decoding chip transforms, then according to detecting left and right sides marking of control signal projector emission synchronizing signal;
Signal projector is used for launching synchronizing signal and gives viewing apparatus or display unit under the control of image detection processor.
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| CN2010206705450U CN201887901U (en) | 2010-12-21 | 2010-12-21 | Three-dimensional video playing system |
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| CN2010206705450U CN201887901U (en) | 2010-12-21 | 2010-12-21 | Three-dimensional video playing system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547313A (en) * | 2010-12-21 | 2012-07-04 | 北京睿为视讯技术有限公司 | Three-dimensional video play system and method thereof |
| CN102780896A (en) * | 2012-05-31 | 2012-11-14 | 新奥特（北京）视频技术有限公司 | Method for supporting three-dimensional (3D) technology through stream media materials |
| CN103533334A (en) * | 2013-10-28 | 2014-01-22 | 广东威创视讯科技股份有限公司 | 3D (3-dimensional) image processing method, device and display system |
| CN103581639A (en) * | 2012-07-23 | 2014-02-12 | 信泰光学(深圳)有限公司 | Method and system for processing 3D images |
| CN105979250A (en) * | 2016-06-26 | 2016-09-28 | 深圳市华宇优诚科技有限公司 | VR video data processing system |
| CN106205549A (en) * | 2014-12-04 | 2016-12-07 | 四川虹视显示技术有限公司 | A kind of display packing based on OLED |
| CN111225219A (en) * | 2019-11-26 | 2020-06-02 | 深圳英伦科技股份有限公司 | Light field three-dimensional immersion experience information transmission method and system based on 5G network |
| CN111464848A (en) * | 2020-03-13 | 2020-07-28 | 深圳市峰泳科技有限公司 | Double-display synchronous display device, head-mounted display device, VR/AR and intelligent glasses |
| CN112218167A (en) * | 2019-07-10 | 2021-01-12 | 腾讯科技（深圳）有限公司 | Multimedia information playing method, server, terminal and storage medium |
| CN115032797A (en) * | 2022-06-30 | 2022-09-09 | 恒玄科技(上海)股份有限公司 | Display method for wireless intelligent glasses and wireless intelligent glasses |
-
2010
- 2010-12-21 CN CN2010206705450U patent/CN201887901U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547313A (en) * | 2010-12-21 | 2012-07-04 | 北京睿为视讯技术有限公司 | Three-dimensional video play system and method thereof |
| CN102780896A (en) * | 2012-05-31 | 2012-11-14 | 新奥特（北京）视频技术有限公司 | Method for supporting three-dimensional (3D) technology through stream media materials |
| CN103581639A (en) * | 2012-07-23 | 2014-02-12 | 信泰光学(深圳)有限公司 | Method and system for processing 3D images |
| CN103533334A (en) * | 2013-10-28 | 2014-01-22 | 广东威创视讯科技股份有限公司 | 3D (3-dimensional) image processing method, device and display system |
| CN106205549A (en) * | 2014-12-04 | 2016-12-07 | 四川虹视显示技术有限公司 | A kind of display packing based on OLED |
| CN105979250A (en) * | 2016-06-26 | 2016-09-28 | 深圳市华宇优诚科技有限公司 | VR video data processing system |
| CN112218167A (en) * | 2019-07-10 | 2021-01-12 | 腾讯科技（深圳）有限公司 | Multimedia information playing method, server, terminal and storage medium |
| CN112218167B (en) * | 2019-07-10 | 2022-04-15 | 腾讯科技（深圳）有限公司 | Multimedia information playing method, server, terminal and storage medium |
| CN111225219A (en) * | 2019-11-26 | 2020-06-02 | 深圳英伦科技股份有限公司 | Light field three-dimensional immersion experience information transmission method and system based on 5G network |
| CN111464848A (en) * | 2020-03-13 | 2020-07-28 | 深圳市峰泳科技有限公司 | Double-display synchronous display device, head-mounted display device, VR/AR and intelligent glasses |
| CN115032797A (en) * | 2022-06-30 | 2022-09-09 | 恒玄科技(上海)股份有限公司 | Display method for wireless intelligent glasses and wireless intelligent glasses |
| CN115032797B (en) * | 2022-06-30 | 2023-12-08 | 恒玄科技(上海)股份有限公司 | Display method for wireless intelligent glasses and wireless intelligent glasses |
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