CN102340675A - 2D/3D conversion device and method for realizing same - Google Patents
2D/3D conversion device and method for realizing same Download PDFInfo
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- CN102340675A CN102340675A CN2010102270859A CN201010227085A CN102340675A CN 102340675 A CN102340675 A CN 102340675A CN 2010102270859 A CN2010102270859 A CN 2010102270859A CN 201010227085 A CN201010227085 A CN 201010227085A CN 102340675 A CN102340675 A CN 102340675A
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Abstract
The invention is suitable for the 3D display technology field, and provides a 2D/3D conversion device and a method for realizing the same. The 2D/3D conversion device comprises a video processing module and a 2D/3D conversion module. The video processing module is used to receive an OSD signal and to transmit regional range information displayed by an OSD to the 2D/3D conversion module. The 2D/3D conversion module is used to set an OSD protection region according to the regional range information displayed by the OSD, and does not perform 2D/3D conversion of content within the OSD protection region, but content beyond the OSD protection region. According to the technical scheme of the invention, during the 2D/3D conversion, the OSD does not undergo 2D/3D conversion, thereby putting an end to problems of constant change in depth of filed of the OSD, ghost images, trailing, etc.
Description
Technical field
The invention belongs to the Display Technique field, relate in particular to a kind of 2D/3D conversion equipment and its implementation.
Background technology
The basic principle of three-dimensional imaging mainly is based on binocular parallax (binocular parallax).People's left eye and the about 6.5cm of right eye interpupillary distance, when therefore two eyes were observed object simultaneously, angle can be slightly different.Because viewing angle is different, left eye sees that the left surface of object is more, and right eye sees that the right flank of object is more.Slightly different two pictures on the retina, through brain comprehensive after, before and after just having produced, far and near sense, thereby produce stereoscopic vision.The imaging of 3D (three-dimensional) TV also is based on same principle.
Existing 3D information source much is through converting storage 2D information source to the 3D information source.The 2D/3D switch technology is equally based on above-mentioned image-forming principle.Although the algorithm of existing various 2D/3D switch technologies is not quite similar,, basic principle is all similar.Various algorithms all are to be L frame (left-eye image frame)/R frame (eye image frame) with the primitive frame, (as: move forwardly significantly and embody through information and motion parallax analysis to primitive frame signal scene; Minute movement embodies in the wings; The lower part image is normally defined close shot; The top image is defined as distant view.), produce virtually that the 3D imaging needs, the slightly variant R frame/L frame corresponding with primitive frame.Through technical finesses such as close shot amplification, distant view zoom out, reach the 3D effect of building the depth of field.
The characteristics of osd signal are in several frames in front and back, generally can not change, and can think still frame.When static osd signal and movable vision signal stack, and when inputing to the 2D/3D modular converter together as vision signal, will be because of different 2D/3D transfer algorithms, and different OSD display abnormalities appears.As, along with the variation of the background frame depth of field, the depth of field of OSD produces suddenly far neglects near variation, even phenomenons such as ghost image, hangover.
Therefore, need a kind of technical scheme, to address the above problem.
Summary of the invention
The object of the present invention is to provide a kind of 2D/3D conversion equipment and its implementation, be intended to solve that 2D/3D changes the not good problem of thick OSD display effect in the prior art.
The present invention is achieved in that a kind of 2D/3D conversion equipment, and described 2D/3D conversion equipment comprises video processing module and 2D/3D modular converter; Wherein:
Said video processing module is used for receiving osd signal, and the regional extent message transmission that OSD is shown arrives said 2D/3D modular converter;
Said 2D/3D modular converter is used for according to the regional extent information setting OSD protection zone of said OSD demonstration the content in the said OSD protection zone not being carried out the 2D/3D conversion, and the content outside the said OSD protection zone is carried out the 2D/3D conversion.
More specifically, said video processing module passes through I
2C arrives said 2D/3D modular converter with the regional extent message transmission that said OSD shows.
More specifically, said video processing module also is used for the said osd signal 2D vision signal that is added to, with the 2D video signal transmission that is superimposed with osd signal to said 2D/3D modular converter.
4,2D/3D conversion equipment according to claim 1 is characterized in that, the regional extent information that said OSD shows comprises following information:
Said OSD is at initial row, end line, initial row, the end column of display screen.
More specifically; Said 2D/3D modular converter is used for according to the regional extent information setting OSD protection zone of said OSD demonstration; With the content replication in the said OSD protection zone; Content outside the said OSD protection zone is carried out 2D/3D conversion back generate left-eye image frame and eye image frame, the content in the OSD protection zone after duplicating is placed on position corresponding in said left-eye image frame and the eye image frame.
The present invention also provides a kind of method of 2D/3D conversion, and described method comprises:
A, video processing module receive osd signal, and the regional extent message transmission that OSD is shown arrives said 2D/3D modular converter;
The 2D/3D conversion is not carried out to the content in the said OSD protection zone in the regional extent information setting OSD protection zone that b, said 2D/3D modular converter show according to said OSD, and the content outside the said OSD protection zone is carried out the 2D/3D conversion.
More specifically, said video processing module passes through I
2C arrives said 2D/3D modular converter with the regional extent message transmission that said OSD shows.
More specifically, wherein step a also comprises:
Said video processing module also is used for the said osd signal 2D vision signal that is added to, with the 2D video signal transmission that is superimposed with osd signal to said 2D/3D modular converter.
More specifically, the regional extent information of said OSD demonstration comprises following information:
Said OSD is at initial row, end line, initial row, the end column of display screen.
More specifically, wherein step b specifically comprises:
The regional extent information setting OSD protection zone that b1, said 2D/3D modular converter show according to said OSD is with the content replication in the said OSD protection zone;
B2, the content outside the said OSD protection zone is carried out 2D/3D conversion back generate left-eye image frame and eye image frame, the content in the OSD protection zone after duplicating is placed on the position of correspondence in said left-eye image frame and the eye image frame.
The present invention overcomes the deficiency of prior art; A kind of 2D/3D conversion equipment and its implementation are provided; Its 2D/3D modular converter, is not changed the content in the OSD protection zone when the 2D/3D modular converter carries out the 3D conversion to the 2D video according to the regional extent information setting OSD protection zone of the OSD demonstration of video processing module transmission; OSD changes without 2D/3D like this, does not stop problems such as conversion and ghost image, hangover with regard to the OSD depth of field not occurring.
Description of drawings
Fig. 1 is the theory diagram of the 2D/3D conversion equipment of the embodiment of the invention;
Fig. 2 is the 2D/3D flow path switch figure of the embodiment of the invention.
Embodiment
Technical scheme provided by the invention is: the 2D/3D modular converter is according to the regional extent information setting OSD protection zone of the OSD demonstration of video processing module transmission; When the 2D/3D modular converter carries out the 3D conversion to the 2D video, the content in the OSD protection zone is not changed.
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The theory diagram of the 2D/3D conversion equipment that the embodiment of the invention provides is as shown in Figure 1, comprises video processing module, 2D/3D modular converter, OSD module and 3D display module; Wherein:
The OSD module links to each other with video processing module, is used for osd signal is transferred to video processing module;
Video processing module links to each other with the 2D/3D modular converter, is used for receiving the 2D vision signal, with the osd signal that the is received 2D vision signal that is added to, with the 2D video signal transmission that is superimposed with osd signal to the 2D/3D modular converter; In addition, video processing module also is used for the regional extent message transmission that OSD shows is arrived the 2D/3D modular converter.For example, in 1920 * 1080 pixel screens, show the quiet loudspeaker symbol of one 240 * 320 pixel, before being presented at screen, video processing module can pass through I
2The C communications protocol, with the position of 240 * 320 pixel regions in 1920 * 1080 pixel screens, i.e. the regional extent information of OSD demonstration, promptly information such as initial row/end line and initial row/end column is notified and is given the 2D/3D modular converter.The regional extent information that OSD shows, the OSD content according to showing can constantly refresh.
The 2D/3D modular converter links to each other with the 3D display module, is used for the regional extent information setting OSD protection zone that OSD according to video processing module transmission shows.Specifically, the 2D/3D modular converter passes through I
2The C bus obtains the regional extent information that OSD such as initial row/end line and the initial row/end column of OSD viewing area shows, and classifies the regional extent that OSD shows as the OSD protection zone.
Content in the OSD protection zone is not carried out the 2D/3D conversion, the content outside the OSD protection zone is carried out the 2D/3D conversion.For example, in 1920 * 1080 pixel screens, show one 240 * 320 OSD, the initial row of OSD/end behavior 800/1039, initial row/end classifies 100/419 as.So, in (800,100), (800,419), and (1039,100), the zone of (1039,419) is the OSD protection zone.The signal content that the OSD protection zone is corresponding is not just participated in the 2D/3D translation operation, but is duplicated the signal of this OSD protection zone, to 2D/3D conversion newly-generated L or the corresponding zone of R frame.Signal content outside this OSD protection zone is then according to the 2D/3D transfer algorithm; Participate in the 2D/3D conversion; Generate the signal content outside the protection zone in L or the R frame, convert the 2D vision signal that receives to satisfactory 3D vision signal, the 3D video signal transmission that is converted to is arrived the 3D display module;
The 3D display module is used for showing the 3D video.
Wherein, video processing module can be LVDS (Low Voltage Differential Signal) to the 2D video signal format that is superimposed with osd signal of 2D/3D modular converter output, can pass through I between video processing module and the 2D/3D modular converter
2C communicates, and the regional extent message transmission that OSD is shown arrives the 2D/3D modular converter.
Embodiment of the invention flow chart is as shown in Figure 2, specifically comprises following step:
1, video processing module receives 2D vision signal and osd signal, with the osd signal 2D vision signal that is added to;
2, video processing module will be superimposed with osd signal the 2D video signal transmission to the 2D/3D modular converter;
3, video processing module arrives the 2D/3D modular converter with the regional extent message transmission that OSD shows;
4, the 2D/3D modular converter is according to the regional extent information setting OSD protection zone of the OSD demonstration of video processing module transmission;
5, the 2D/3D modular converter does not carry out the 2D/3D conversion to the content in the OSD protection zone, and the content outside the OSD protection zone is carried out the 2D/3D conversion, and the 3D video signal transmission that is converted to is arrived the 3D display module;
6, the 3D display module shows the 3D video.
As stated; The 2D/3D modular converter is according to the regional extent information setting OSD protection zone of the OSD demonstration of video processing module transmission; When the 2D/3D modular converter carries out the 3D conversion to the 2D video; Content in the OSD protection zone is not changed, and OSD changes without 2D/3D like this, does not stop problems such as conversion and ghost image, hangover with regard to the OSD depth of field not occurring.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a 2D/3D conversion equipment is characterized in that, described 2D/3D conversion equipment comprises video processing module and 2D/3D modular converter; Wherein:
Said video processing module is used for receiving osd signal, and the regional extent message transmission that OSD is shown arrives said 2D/3D modular converter;
Said 2D/3D modular converter is used for according to the regional extent information setting OSD protection zone of said OSD demonstration the content in the said OSD protection zone not being carried out the 2D/3D conversion, and the content outside the said OSD protection zone is carried out the 2D/3D conversion.
2. 2D/3D conversion equipment according to claim 1 is characterized in that said video processing module passes through I
2C arrives said 2D/3D modular converter with the regional extent message transmission that said OSD shows.
3. 2D/3D conversion equipment according to claim 1 is characterized in that, said video processing module also is used for the said osd signal 2D vision signal that is added to, with the 2D video signal transmission that is superimposed with osd signal to said 2D/3D modular converter.
4. 2D/3D conversion equipment according to claim 1 is characterized in that, the regional extent information that said OSD shows comprises following information:
Said OSD is at initial row, end line, initial row, the end column of display screen.
5. 2D/3D conversion equipment according to claim 1; It is characterized in that; Said 2D/3D modular converter is used for according to the regional extent information setting OSD protection zone of said OSD demonstration; With the content replication in the said OSD protection zone, the content outside the said OSD protection zone is carried out 2D/3D conversion back generate left-eye image frame and eye image frame, the content in the OSD protection zone after duplicating is placed on position corresponding in said left-eye image frame and the eye image frame.
6. the method for 2D/3D conversion, described method comprises:
A, video processing module receive osd signal, and the regional extent message transmission that OSD is shown arrives said 2D/3D modular converter;
The 2D/3D conversion is not carried out to the content in the said OSD protection zone in the regional extent information setting OSD protection zone that b, said 2D/3D modular converter show according to said OSD, and the content outside the said OSD protection zone is carried out the 2D/3D conversion.
7. method according to claim 6 is characterized in that said video processing module passes through I
2C arrives said 2D/3D modular converter with the regional extent message transmission that said OSD shows.
8. method according to claim 6 is characterized in that, wherein step a also comprises:
Said video processing module also is used for the said osd signal 2D vision signal that is added to, with the 2D video signal transmission that is superimposed with osd signal to said 2D/3D modular converter.
9. method according to claim 6 is characterized in that, the regional extent information that said OSD shows comprises following information:
Said OSD is at initial row, end line, initial row, the end column of display screen.
10. method according to claim 6 is characterized in that, wherein step b specifically comprises:
The regional extent information setting OSD protection zone that b1, said 2D/3D modular converter show according to said OSD is with the content replication in the said OSD protection zone;
B2, the content outside the said OSD protection zone is carried out 2D/3D conversion back generate left-eye image frame and eye image frame, the content in the OSD protection zone after duplicating is placed on the position of correspondence in said left-eye image frame and the eye image frame.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102270859A CN102340675B (en) | 2010-07-14 | 2010-07-14 | 2D/3D conversion device and method for realizing same |
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| CN2010102270859A CN102340675B (en) | 2010-07-14 | 2010-07-14 | 2D/3D conversion device and method for realizing same |
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| CN102340675A true CN102340675A (en) | 2012-02-01 |
| CN102340675B CN102340675B (en) | 2013-11-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104427371A (en) * | 2013-09-11 | 2015-03-18 | 深圳市云立方信息科技有限公司 | Data transmission equipment and data transmission method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126344A (en) * | 1994-02-01 | 1996-07-10 | 三洋电机株式会社 | Method of converting two-dimensional images into three-dimensional images |
| CN1567026A (en) * | 2003-07-07 | 2005-01-19 | 陈定万 | Single unit stereoscopic image projection arrangement |
| CN101281422A (en) * | 2007-04-02 | 2008-10-08 | 原相科技股份有限公司 | Apparatus and method for generating three-dimensional information based on object as well as using interactive system |
| CN101656890A (en) * | 2008-08-20 | 2010-02-24 | 三星电子株式会社 | Three-dimensional video apparatus and method of providing on screen display applied thereto |
-
2010
- 2010-07-14 CN CN2010102270859A patent/CN102340675B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1126344A (en) * | 1994-02-01 | 1996-07-10 | 三洋电机株式会社 | Method of converting two-dimensional images into three-dimensional images |
| CN1567026A (en) * | 2003-07-07 | 2005-01-19 | 陈定万 | Single unit stereoscopic image projection arrangement |
| CN101281422A (en) * | 2007-04-02 | 2008-10-08 | 原相科技股份有限公司 | Apparatus and method for generating three-dimensional information based on object as well as using interactive system |
| CN101656890A (en) * | 2008-08-20 | 2010-02-24 | 三星电子株式会社 | Three-dimensional video apparatus and method of providing on screen display applied thereto |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104427371A (en) * | 2013-09-11 | 2015-03-18 | 深圳市云立方信息科技有限公司 | Data transmission equipment and data transmission method thereof |
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