CN103209335A - Three-dimensional film playing method and system supporting high screen refresh rate - Google Patents
Three-dimensional film playing method and system supporting high screen refresh rate Download PDFInfo
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- CN103209335A CN103209335A CN2013101300386A CN201310130038A CN103209335A CN 103209335 A CN103209335 A CN 103209335A CN 2013101300386 A CN2013101300386 A CN 2013101300386A CN 201310130038 A CN201310130038 A CN 201310130038A CN 103209335 A CN103209335 A CN 103209335A
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Abstract
The invention provides a three-dimensional film playing method and a three-dimensional film playing system supporting a high screen refresh rate. The method comprises the following steps of: dividing played high-screen refresh rate image information into two paths of image signals according to odd and even frames, and projecting the two paths of image signals onto a screen through two lenses respectively; performing polarization processing on images projected by the two lenses in a way that the polarization directions of the two paths of images projected onto the screen are orthogonal respectively; and when a receiver receives the image signals, performing corresponding polarization processing to combine the two paths of images into a three-dimensional film at the receiver. The system comprises an image processing unit, the two lenses, the metal screen and polarized glasses, wherein the image processing unit is used for dividing the high-screen refresh rate image information into the two paths of image signals according to the odd and even frames; the two lenses are used for projecting the two paths of signals respectively; and a left glasses lens of the polarized glasses has a horizontal polarization direction, and a right glasses lens of the polarized glasses has a perpendicular polarization direction.
Description
Technical field
The present invention relates to a kind of three-dimensional film player method and system that supports high screen refresh rate.
Background technology
3D is the abbreviation of English Three-Dimensional, also claims three-dimensional, is based on the digitized stereo technology of computer/the Internet.3D video playback technology is that two overlapped images are projected in the screen by stereoprojection equipment, makes the beholder can experience the depth feelings of image.Project to two width of cloth images in the screen, a width of cloth is received by left eye, and another width of cloth is received by right eye, and by two width of cloth different images that right and left eyes receives, synthetic stereo image in brain makes the beholder experience the third dimension of picture.To have a cost low because of it in 3D shadow casting technique, and advantages such as large scale are widely used in fields such as film, recreation, education, commercial affairs, mobile phone, and have developed into a kind of mode of people's life, amusement.
The refresh rate of screen is a key factor that influences the viewing visual effect.
Support the principle of (being generally 120Hz) 3D three-dimensional video-frequency Play System of high screen refresh rate at present:
The 3D film source (shown in Figure 1) of left and right sides form is treated to the image output that left and right sides picture replaces by being installed in software on PC or the playing box (at present popular have Stereoscopic Player, CyberLink Power DVD etc.), as shown in Figure 2.Projecting apparatus receives the video information from PC or playing box, throws to be set on the screen.This three-dimensional video-frequency play-back technology mainly is to realize 3D effect by the refresh rate that improves picture, by image is divided into two frame by frame, form two a series of paintings faces of corresponding left eye and right eye, interlock continuously and show, Infrared Projector makes left and right eyes see respective picture in the correct moment on the left and right sides eyeglass switch of the fast gate-type 3D glasses of Synchronization Control simultaneously.This 3D technology is inevitable because the film flicker that shutter glasses brings is watched for a long time, is easy to allow the people produce strong discomfort such as dizzy grade.Simultaneously, this 3D Technology Need one secondary shutter 3D glasses (namely needing to wear active 3D glasses), the price of a pair of glasses is (original equipment manufacture price) between 500-900 unit, has increased the cost of watching 3D greatly.
Other has a kind of polarization optical projection system of being built by two projectors, by PC or playing box with about or up and down the 3D film source of form divide two-way to give two projectors, need connect two HDMI line output signals from PC or playing box, a projector projects left-eye image, another projector projects eye image.Place polaroid before every projector, the polaroid polarization direction is vertical mutually.Viewing person wears polaroid glasses and watches three-dimensional film.This polarization 3D technology, the PC or the playing box that not only need video to export also must have two cover projector equipments, every cover system has data transmission system (HDMI or the VGA line that connect every projector, power line, the tone frequency channel wire of oneself, remote control or control system etc.), connecting line is very loaded down with trivial details; Signal stationary problem and the complete overlap problem of picture when also having two projector displaying videos simultaneously; Adopt two projectors in addition, increased the cost of optical projection system greatly.
Summary of the invention
The present invention proposes a kind of three-dimensional film player method and system that supports high screen refresh rate, and the 3D video source that can receive high screen refresh rate is play three-dimensional film.
Solution of the present invention is as follows:
Support the three-dimensional film player method of high screen refresh rate, may further comprise the steps:
(1) image information of high screen refresh rate that will play output is divided into the two-way picture signal according to odd-numbered frame, even frame, and namely odd-numbered frame export as one road signal, and even frame is exported as another road signal; And project screen by two camera lenses respectively;
(2) image that two camera lenses are projected is made polarization manipulation respectively, makes that the polarization direction that is incident upon the two-way image on the screen is mutually orthogonal;
When (3) receiving terminal receives picture signal, make corresponding polarization manipulation, thereby make the two-way image synthesize stereo-picture at receiving terminal.
Above-mentioned steps (2) can be by horizontal polarization be set respectively before two camera lenses polarizer and the polarizer of vertical direction realize; Accordingly, in step (3), wear the polarized lenses of horizontal polarization and the polarized lenses of vertical direction respectively as viewing person's images of left and right eyes of receiving terminal.
A kind of three-dimensional film Play System of supporting high screen refresh rate based on the said method design comprises:
Graphics processing unit is used for the image information of high screen refresh rate is divided into the two-way picture signal according to odd-numbered frame, even frame;
Two camera lenses are used for respectively two paths of signals being throwed;
Be arranged at the polarizer of the preceding horizontal polarization direction of two camera lenses and the polarizer of vertical polarization respectively;
The metal screen; And
Polarising glass, the left and right eyeglass of this polarising glass is respectively horizontal polarization direction and vertical polarization.
Above-mentioned graphics processing unit is connected with video playback apparatus by a HDMI or VGA connecting line.
The present invention has the following advantages:
The present invention can directly receive the 3D video source of high screen refresh rate, realizes easyly, and strong operability greatly reduces system cost.
Description of drawings
Fig. 1 is the left and right sides form 3D film source of prior art.
Fig. 2 plays the process of left and right sides form 3D film source for prior art.
Handle and the schematic diagram of video playback by image for the present invention carries out for Fig. 3.
Fig. 4 wears the schematic diagram that polarising glass is watched the polarization anaglyph for adopting the present invention program.
Embodiment
3D video source with 120Hz is example, and shown in Fig. 3,4, the polarization twin-lens three-dimensional film Play System of the high screen refresh rate of support of the present invention is made of graphics processing unit, dual-projection camera lens and polarizer.
(1) reception of 120Hz screen refresh rate 3D video
The three-dimensional film Play System is accepted the 3D video source that screen refresh rate is 120Hz that has of PC or other playback equipment.PC or other playback equipment are connected with a HDMI or VGA connecting line, guarantee that this connecting line satisfies the requirement of 120Hz screen refresh rate.
(2) graphics processing unit
In graphics processing unit, will include the 120Hz 3D video source of right and left eyes image information, divide the output of two-way 60Hz signal.Concrete mode is: odd-numbered frame is as first via signal, and even frame is as the second road signal; Or even frame is as first via signal, and odd-numbered frame is as the second road signal.First via signal is by the projection of first camera lens, and the second road signal is by the projection of second camera lens.Place the polarizer of horizontal direction at the output of first camera lens, make its projection horizontal polarization light, place the polarizer of vertical direction at the output of second camera lens, make its projection orthogonal polarized light.
(3) polarization stereo display
When two camera lenses project on the metal screen simultaneously, the constant reflection in polarization direction takes place.When the polarising glass of wearing have horizontal direction (left eye) and vertical direction (right eye) is watched the film that projects on the screen, because every eyeglass of polarising glass can only receive the picture of a polarization direction, therefore, right and left eyes just can receive two width of cloth pictures of mutual vertical polarization characteristic, passes through brain compound stereoscopic image again.
Adopt the solution of the present invention, only need a HDMI or VGA line to connect, the price of the polarising glass of wearing is approximately about 10 yuan, has saved the cost of watching the 3D film greatly.Simultaneously, optical projection system need not to give glasses by the infrared emission synchronizing information, can not produce the spinning sensation that brings because of screen flicker, the injury of also having avoided the wireless signal radiation that human body is caused.
Claims (4)
1. support the three-dimensional film player method of high screen refresh rate, may further comprise the steps:
(1) image information of high screen refresh rate that will play output is divided into the two-way picture signal according to odd-numbered frame, even frame, and namely odd-numbered frame export as one road signal, and even frame is exported as another road signal; And project screen by two camera lenses respectively;
(2) image that two camera lenses are projected is made polarization manipulation respectively, makes that the polarization direction that is incident upon the two-way image on the screen is mutually orthogonal;
When (3) receiving terminal receives picture signal, make corresponding polarization manipulation, thereby make the two-way image synthesize stereo-picture at receiving terminal.
2. the three-dimensional film player method of the high screen refresh rate of support according to claim 1, it is characterized in that: step (2) is that the polarizer of horizontal polarization and the polarizer of vertical direction are set respectively before two camera lenses; In step (3), wear the polarized lenses of horizontal polarization and the polarized lenses of vertical direction respectively as viewing person's images of left and right eyes of receiving terminal.
3. based on a kind of three-dimensional film Play System of supporting high screen refresh rate of the described method design of claim 1, comprising:
Graphics processing unit is used for the image information of high screen refresh rate is divided into the two-way picture signal according to odd-numbered frame, even frame;
Two camera lenses are used for respectively two paths of signals being throwed;
Be arranged at the polarizer of the preceding horizontal polarization direction of two camera lenses and the polarizer of vertical polarization respectively;
The metal screen; And polarising glass, the left and right eyeglass of this polarising glass is respectively horizontal polarization direction and vertical polarization.
4. the three-dimensional film Play System of the high screen refresh rate of support according to claim 3 is characterized in that: described graphics processing unit is connected with video playback apparatus by a HDMI or VGA connecting line.
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| CN2013101300386A CN103209335A (en) | 2013-04-15 | 2013-04-15 | Three-dimensional film playing method and system supporting high screen refresh rate |
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| CN2013101300386A CN103209335A (en) | 2013-04-15 | 2013-04-15 | Three-dimensional film playing method and system supporting high screen refresh rate |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104238133A (en) * | 2014-09-19 | 2014-12-24 | 西安中科晶像光电科技有限公司 | Three-dimensional desktop display system based on polarization |
| CN107144969A (en) * | 2017-07-06 | 2017-09-08 | 北京奇艺世纪科技有限公司 | A kind of screen display method, device and Virtual Reality equipment |
| CN109587296A (en) * | 2018-11-28 | 2019-04-05 | 北京北达智汇微构分析测试中心有限公司 | A kind of achievable 3D effect can play the mobile phone of VR left-right format video |
| CN112327504A (en) * | 2020-11-16 | 2021-02-05 | 武汉华星光电技术有限公司 | 3D laser projection television and laser television system |
| CN116233488A (en) * | 2023-03-13 | 2023-06-06 | 深圳市元数边界文化有限公司 | Real-time rendering and screen throwing synthetic system for virtual live broadcast |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2569474Y (en) * | 2002-01-07 | 2003-08-27 | 张国梁 | Stereo image shooting and broadcasting system |
| US20040027267A1 (en) * | 2002-03-22 | 2004-02-12 | Rousso Armand M. | 3D entertainment system |
| CN102033326A (en) * | 2009-09-24 | 2011-04-27 | 上海奇谋能源技术开发有限公司 | Three-dimensional film |
| CN201974627U (en) * | 2011-03-18 | 2011-09-14 | 邹小英 | 3D (three-dimensional) movie theatre system |
-
2013
- 2013-04-15 CN CN2013101300386A patent/CN103209335A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2569474Y (en) * | 2002-01-07 | 2003-08-27 | 张国梁 | Stereo image shooting and broadcasting system |
| US20040027267A1 (en) * | 2002-03-22 | 2004-02-12 | Rousso Armand M. | 3D entertainment system |
| CN102033326A (en) * | 2009-09-24 | 2011-04-27 | 上海奇谋能源技术开发有限公司 | Three-dimensional film |
| CN201974627U (en) * | 2011-03-18 | 2011-09-14 | 邹小英 | 3D (three-dimensional) movie theatre system |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104238133A (en) * | 2014-09-19 | 2014-12-24 | 西安中科晶像光电科技有限公司 | Three-dimensional desktop display system based on polarization |
| CN107144969A (en) * | 2017-07-06 | 2017-09-08 | 北京奇艺世纪科技有限公司 | A kind of screen display method, device and Virtual Reality equipment |
| CN107144969B (en) * | 2017-07-06 | 2020-01-31 | 北京奇艺世纪科技有限公司 | screen display method and device and virtual reality VR equipment |
| CN109587296A (en) * | 2018-11-28 | 2019-04-05 | 北京北达智汇微构分析测试中心有限公司 | A kind of achievable 3D effect can play the mobile phone of VR left-right format video |
| CN112327504A (en) * | 2020-11-16 | 2021-02-05 | 武汉华星光电技术有限公司 | 3D laser projection television and laser television system |
| CN116233488A (en) * | 2023-03-13 | 2023-06-06 | 深圳市元数边界文化有限公司 | Real-time rendering and screen throwing synthetic system for virtual live broadcast |
| CN116233488B (en) * | 2023-03-13 | 2024-02-27 | 深圳市元数边界科技有限公司 | Real-time rendering and screen throwing synthetic system for virtual live broadcast |
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Application publication date: 20130717 Assignee: Xi'an CSG Jingxiang Optoelectronic Technology Co., Ltd. Assignor: XI'AN INSTITUTE OF OPTICS AND PRECISION MECHANICS OF CAS Contract record no.: 2014610000069 Denomination of invention: Three-dimensional film playing method and system supporting high screen refresh rate License type: Exclusive License Record date: 20140415 |
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