CN103702106A - 3D signal detecting system and method based on content similarity - Google Patents
3D signal detecting system and method based on content similarity Download PDFInfo
- Publication number
- CN103702106A CN103702106A CN201310628132.4A CN201310628132A CN103702106A CN 103702106 A CN103702106 A CN 103702106A CN 201310628132 A CN201310628132 A CN 201310628132A CN 103702106 A CN103702106 A CN 103702106A
- Authority
- CN
- China
- Prior art keywords
- frame
- dimensional signal
- similarity
- content
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses a 3D signal detecting system and method based on content similarity. The 3D signal detecting system comprises a 3D signal source, a 3D signal processing device and a 3D signal display device, wherein the input end of the 3D signal processing device is connected with the 3D signal source, the output end of the 3D signal processing device is connected with the 3D signal display device, the 3D signal processing device comprises an information frame format analysis module, a frame separation module and a similarity judgment module. According to the 3D signal detecting system and method based on content similarity, provided by the invention, analysis to a 3D information frame is performed firstly, and then the format of the input information frame is determined through similarity judgment, therefore, a proper format can be automatically and accurately selected for follow-up processing and displaying, and the accuracy and the robustness of the system can be improved greatly.
Description
Technical field
The present invention relates to a kind of signal detection system and method, relate in particular to a kind of 3D three-dimensional signal detection system and method for content-based similarity.
Background technology
3D stereo display technique was obtaining and was developing rapidly in recent years, and typical 3D three-dimensional video-frequency or image display system are by 3D three-dimensional signal source, and 3D three-dimensional signal processing unit and 3D 3 d display device form.Transmission medium is passed through (as HDMI in 3D three-dimensional signal source, DVI or Displayport cable) to 3D three-dimensional signal processing unit and 3D 3 d display device, send the 3D three-dimensional signal of certain form, the form that can adopt during the transmission of 3D three-dimensional signal is very abundant, such as comprising frame encapsulation, left and right form, upper and lower form, the multiple formats such as frame sequence form, as shown in Figure 1, wherein, Fig. 1 a is frame sequence form, and Fig. 1 b is left and right form, and Fig. 1 c is upper and lower form.
Any 3D three-dimensional signal receives, and shows or judgement that processing unit all must carry out 3D form to the 3D stereo-picture of input or vision signal just can be carried out follow-up processing or demonstration.Common demonstration or processing unit are by read the information of the three-dimensional signal information frame that comprises or setting from the signal of input interface (as HDMI, DVI or Displayport interface etc.) input, to complete the judgement of three-dimensional signal form.The main problem judging by set information is dumb, selection that can only be by user or can only fix and support specific form.The form that the method judging based on three-dimensional signal information frame can be supported is more; and still there are differences in different product due to the incomplete unification of 3D standard and in reality realizes; the situation that usually there will be the information frame information of 3D signal format that 3D signal source sends and its transmission to misfit; when this situation occurs, 3D three-dimensional signal is processed acceptance or mistake will appear because of erroneous judgement in display unit.
Therefore, be necessary to provide a kind of 3D three-dimensional signal detection system and method for content-based similarity, can automatically to input message frame, carry out 3D three-dimensional signal form and judge, solving existing system is the method underaction problem of robustness deficiency simultaneously.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of 3D three-dimensional signal detection system and method for content-based similarity, can automatically to input message frame, carry out 3D three-dimensional signal form judges, accurately select suitable form to carry out subsequent treatment and demonstration, accuracy and robustness that raising system is greatly judged.
The present invention solves the problems of the technologies described above the 3D three-dimensional signal detection system that the technical scheme adopting is to provide a kind of content-based similarity, comprise 3D three-dimensional signal source, 3D three-dimensional signal processing unit and 3D three-dimensional signal display unit, the input of described 3D three-dimensional signal processing unit is connected with 3D three-dimensional signal source, the output of described 3D three-dimensional signal processing unit is connected with 3D three-dimensional signal display unit, wherein, described 3D three-dimensional signal processing unit comprises information frame format analysis module, frame separation module and similarity judging module.
The 3D three-dimensional signal detection system of above-mentioned content-based similarity, wherein, described frame separation module comprises frame left and right separation module, the upper and lower separation module of frame and frame separate front and back module, the input of described frame left and right separation module, the upper and lower separation module of frame and frame separate front and back module is all connected with information frame format analysis module, and output is all connected with 3D three-dimensional signal display unit by similarity judging module.
The 3D three-dimensional signal detection system of above-mentioned content-based similarity, wherein, described information frame format analysis module realizes by MCU, and described information frame format analysis module and frame separation module are realized by FPGA device.
The present invention is the 3D three-dimensional signal detection method that a kind of content-based similarity is also provided for solving the problems of the technologies described above the technical scheme adopting, and wherein, comprises the steps: a) input 3D steric information frame and obtain 3D frame format; B) adopt the 3D frame format of obtaining that 3D steric information frame is resolved into A frame and B frame; C) A frame and B frame are carried out to similarity judgement, if dissimilar, continue to adopt other 3D frame formats to decompose and similarity judgement; If similar, confirm suitable 3D frame format and utilize this 3D frame format to carry out subsequent treatment and demonstration.
The 3D three-dimensional signal detection method of above-mentioned content-based similarity, wherein, described 3D frame format comprises left and right form, upper and lower form and frame sequence form.
The 3D three-dimensional signal detection method of above-mentioned content-based similarity, wherein, to the 3D steric information frame of left and right form, decompose as follows: by the 3D steric information frame of current input, the transverse center pixel of usining is decomposed into two frame signals of equal wide as A frame and B frame as boundary.
The 3D three-dimensional signal detection method of above-mentioned content-based similarity, wherein, to the 3D steric information frame of upper and lower form, decompose as follows: by the 3D steric information frame of current input, the longitudinal center's pixel of usining is decomposed into two frame signals of double altitudes as A frame and B frame as boundary.
The 3D three-dimensional signal detection method of above-mentioned content-based similarity, wherein, decomposes as follows to the 3D steric information frame of frame sequence form: by front and back two frames of the 3D steric information frame of current input, extract and be separated into two parallel frame signals as A frame and B frame respectively.
The 3D three-dimensional signal detection method of above-mentioned content-based similarity, wherein, if step a) can not be obtained 3D frame format, adopt respectively left and right form, upper and lower form and frame sequence form decomposes and similarity judgement, until correct 3D frame format detected.
The present invention contrasts prior art following beneficial effect: 3D three-dimensional signal detection system and the method for content-based similarity provided by the invention, 3D steric information frame is first decomposed, by similarity, judge the form of determining input message frame, thereby guarantee to select automatically and accurately suitable form to carry out subsequent treatment and demonstration, accuracy and robustness that raising system is greatly judged.
Accompanying drawing explanation
Fig. 1 is existing typical 3D frame format schematic diagram, and Fig. 1 a is frame sequence form, and Fig. 1 b is left and right form, and Fig. 1 c is upper and lower form;
Fig. 2 is the 3D three-dimensional signal detection system configuration diagram that the present invention is based on content similarity;
Fig. 3 is the 3D three-dimensional signal testing process schematic diagram that the present invention is based on content similarity.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 2 is the 3D three-dimensional signal detection system configuration diagram that the present invention is based on content similarity.
Refer to Fig. 2, the 3D three-dimensional signal detection system of content-based similarity provided by the invention comprises 3D three-dimensional signal source, 3D three-dimensional signal processing unit and 3D three-dimensional signal display unit, the input of described 3D three-dimensional signal processing unit is connected with 3D three-dimensional signal source, the output of described 3D three-dimensional signal processing unit is connected with 3D three-dimensional signal display unit, wherein, described 3D three-dimensional signal processing unit comprises information frame format analysis module, frame separation module and similarity judging module.
The 3D three-dimensional signal detection system of content-based similarity provided by the invention, wherein, described frame separation module comprises frame left and right separation module, the upper and lower separation module of frame and frame separate front and back module, the input of described frame left and right separation module, the upper and lower separation module of frame and frame separate front and back module is all connected with information frame format analysis module, and output is all connected with 3D three-dimensional signal display unit by similarity judging module.Described information frame format analysis module receives the information frame of input 3D three-dimensional signal, the 3D stereo format information of describing in resolving information frame, according to the result of resolving, send control signal, to routing module, 3D stereo-picture or video signal transmission are arrived to corresponding post processing module (frame left and right separation module, the upper and lower separation module of frame, frame separate front and back module) in one.What the information frame of the 3D three-dimensional signal of giving an example as receiving was indicated this three-dimensional signal employing is upper and lower form, and first control signal routing module says that input signal is input to the upper and lower separation module of frame.
The 3D three-dimensional signal detection system of content-based similarity provided by the invention, described frame separation module module is realized and (or can also be realized by design specialized integrated circuit by FPGA, input message frame format information parsing module able to programme also can be realized with MCU, similarity judging module is also realize or realize with ASIC with FPGA simultaneously), FPGA is the abbreviation of English Field Programmable Gate Array, be field programmable gate array, it is the product further developing on the basis of the programming devices such as PAL, GAL, EPLD.It occurs as a kind of semi-custom circuit in application-specific integrated circuit (ASIC) (ASIC) field, has both solved the deficiency of custom circuit, has overcome again the limited shortcoming of original programming device gate circuit number.FPGA has adopted logical cell array LCA(Logic Cell Array) such new ideas, inside comprises configurable logic blocks CLB(Configurable Logic Block), output input module IOB(Input Output Block) and three parts of interconnector (Interconnect).Can support a slice PROM programming multiple FPGA; Serial mode can adopt serial PROM programming FPGA; Peripheral hardware pattern can be using FPGA as microprocessor peripheral hardware, by microprocessor, it is programmed.
The present invention is the 3D three-dimensional signal detection method that a kind of content-based similarity is also provided for solving the problems of the technologies described above the technical scheme adopting, and please continue referring to Fig. 3, comprises the steps:
Step S1: input 3D steric information frame also obtains 3D frame format; As obtained the stereo format information of describing in input 3D three-dimensional signal information frame by 3D three-dimensional signal information frame format analysis module, and resolve content wherein according to the form of the current actual input 3D three-dimensional signal of the information supposition of receiving, control 3D three-dimensional signal and be routed to corresponding frame separation module.
Step S2: adopt the 3D frame format of obtaining that 3D steric information frame is resolved into A frame and B frame; Described 3D frame format comprises left and right form, upper and lower form and frame sequence form, and a three-dimensional signal frame is decomposed into two frames (A frame, B frame); Concrete decomposable process is as follows:
To the 3D steric information frame of left and right form, decompose as follows: by the 3D steric information frame of current input, the transverse center pixel of usining is decomposed into two frame signals of equal wide as A frame and B frame as boundary;
To the 3D steric information frame of upper and lower form, decompose as follows: by the 3D steric information frame of current input, the longitudinal center's pixel of usining is decomposed into two frame signals of double altitudes as A frame and B frame as boundary;
To the 3D steric information frame of frame sequence form, decompose as follows: by front and back two frames of the 3D steric information frame of current input, extract and be separated into two parallel frame signals as A frame and B frame respectively.
Step S3: A frame and B frame are carried out to similarity judgement, if dissimilar, continue to adopt other 3D frame formats to decompose and similarity judgement; If similar, confirm suitable 3D frame format and utilize this 3D frame format to carry out subsequent treatment and demonstration.Because three-dimensional signal is the right and left eyes signal of eyes, if the corresponding module of cutting apart is correctly to cut apart according to actual stereo format, A frame and B frame must have very large similitude on image so.If court verdict is "Yes", judgement that so can completion system, if not exporting control signal command signal, be routed to next frame separation module, by that analogy, until correct form detected, as complete a circulation and still correct form cannot be detected, the complete mistake of input is described.
The 3D three-dimensional signal detection method of content-based similarity provided by the invention, the form of first getting in information frame decomposes, if step S1 can not obtain 3D frame format, be that form there are differences or occur unmatched situation, adopt respectively left and right form, upper and lower form and frame sequence form decomposes and similarity judgement, until correct 3D frame format detected.
Although the present invention discloses as above with preferred embodiment; so it is not in order to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when doing a little modification and perfect, so protection scope of the present invention is worked as with being as the criterion that claims were defined.
Claims (9)
1. the 3D three-dimensional signal detection system of a content-based similarity, comprise 3D three-dimensional signal source, 3D three-dimensional signal processing unit and 3D three-dimensional signal display unit, the input of described 3D three-dimensional signal processing unit is connected with 3D three-dimensional signal source, the output of described 3D three-dimensional signal processing unit is connected with 3D three-dimensional signal display unit, it is characterized in that, described 3D three-dimensional signal processing unit comprises information frame format analysis module, frame separation module and similarity judging module.
2. the 3D three-dimensional signal detection system of content-based similarity as claimed in claim 1, it is characterized in that, described frame separation module comprises frame left and right separation module, the upper and lower separation module of frame and frame separate front and back module, the input of described frame left and right separation module, the upper and lower separation module of frame and frame separate front and back module is all connected with information frame format analysis module, and output is all connected with 3D three-dimensional signal display unit by similarity judging module.
3. the 3D three-dimensional signal detection system of content-based similarity as claimed in claim 1, is characterized in that, described information frame format analysis module realizes by MCU, and described information frame format analysis module and frame separation module are realized by FPGA device.
4. a 3D three-dimensional signal detection method for content-based similarity, is characterized in that, comprises the steps:
A) input 3D steric information frame and obtain 3D frame format;
B) adopt the 3D frame format of obtaining that 3D steric information frame is resolved into A frame and B frame;
C) A frame and B frame are carried out to similarity judgement, if dissimilar, continue to adopt other 3D frame formats to decompose and similarity judgement; If similar, confirm suitable 3D frame format and utilize this 3D frame format to carry out subsequent treatment and demonstration.
5. the 3D three-dimensional signal detection method of content-based similarity as claimed in claim 4, is characterized in that, described 3D frame format comprises left and right form, upper and lower form and frame sequence form.
6. the 3D three-dimensional signal detection method of content-based similarity as claimed in claim 4, it is characterized in that, to the 3D steric information frame of left and right form, decompose as follows: by the 3D steric information frame of current input, the transverse center pixel of usining is decomposed into two frame signals of equal wide as A frame and B frame as boundary.
7. the 3D three-dimensional signal detection method of content-based similarity as claimed in claim 4, it is characterized in that, to the 3D steric information frame of upper and lower form, decompose as follows: by the 3D steric information frame of current input, the longitudinal center's pixel of usining is decomposed into two frame signals of double altitudes as A frame and B frame as boundary.
8. the 3D three-dimensional signal detection method of content-based similarity as claimed in claim 4, it is characterized in that, to the 3D steric information frame of frame sequence form, decompose as follows: by front and back two frames of the 3D steric information frame of current input, extract and be separated into two parallel frame signals as A frame and B frame respectively.
9. the 3D three-dimensional signal detection method of content-based similarity as claimed in claim 5, it is characterized in that, if step a) can not be obtained 3D frame format, adopt respectively left and right form, upper and lower form and frame sequence form decomposes and similarity judgement, until correct 3D frame format detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628132.4A CN103702106A (en) | 2013-11-29 | 2013-11-29 | 3D signal detecting system and method based on content similarity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310628132.4A CN103702106A (en) | 2013-11-29 | 2013-11-29 | 3D signal detecting system and method based on content similarity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103702106A true CN103702106A (en) | 2014-04-02 |
Family
ID=50363492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310628132.4A Pending CN103702106A (en) | 2013-11-29 | 2013-11-29 | 3D signal detecting system and method based on content similarity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103702106A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105554493A (en) * | 2014-10-27 | 2016-05-04 | 株式会社电装 | Image processing apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006332985A (en) * | 2005-05-25 | 2006-12-07 | Sharp Corp | Stereoscopic image format decision device |
| CN101668221A (en) * | 2008-09-02 | 2010-03-10 | 索尼株式会社 | Image processing apparatus, image processing method, and program |
| CN101980545A (en) * | 2010-11-29 | 2011-02-23 | 深圳市九洲电器有限公司 | Method for automatically detecting 3DTV video program format |
| CN102340676A (en) * | 2010-07-16 | 2012-02-01 | 深圳Tcl新技术有限公司 | Method and device for automatically recognizing 3D video formats |
| CN102547344A (en) * | 2011-12-23 | 2012-07-04 | Tcl集团股份有限公司 | Video format identification method and video format identification device |
| CN102665085A (en) * | 2012-03-15 | 2012-09-12 | 广州嘉影软件有限公司 | Automatic identification method and automatic identification device of 3D movie format |
-
2013
- 2013-11-29 CN CN201310628132.4A patent/CN103702106A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006332985A (en) * | 2005-05-25 | 2006-12-07 | Sharp Corp | Stereoscopic image format decision device |
| CN101668221A (en) * | 2008-09-02 | 2010-03-10 | 索尼株式会社 | Image processing apparatus, image processing method, and program |
| CN102340676A (en) * | 2010-07-16 | 2012-02-01 | 深圳Tcl新技术有限公司 | Method and device for automatically recognizing 3D video formats |
| CN101980545A (en) * | 2010-11-29 | 2011-02-23 | 深圳市九洲电器有限公司 | Method for automatically detecting 3DTV video program format |
| CN102547344A (en) * | 2011-12-23 | 2012-07-04 | Tcl集团股份有限公司 | Video format identification method and video format identification device |
| CN102665085A (en) * | 2012-03-15 | 2012-09-12 | 广州嘉影软件有限公司 | Automatic identification method and automatic identification device of 3D movie format |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105554493A (en) * | 2014-10-27 | 2016-05-04 | 株式会社电装 | Image processing apparatus |
| CN105554493B (en) * | 2014-10-27 | 2018-05-04 | 株式会社电装 | Image processing apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207529219U (en) | A kind of camera emulation test system | |
| US20110293170A1 (en) | Image processing apparatus and mathod | |
| US8780172B2 (en) | Depth and video co-processing | |
| CN104750451A (en) | Splicing device and splicing display system | |
| JP2011223566A (en) | Image converting device and three-dimensional image display device including the same | |
| EP3376431B1 (en) | Method and apparatus for identifying pupil in image | |
| US20210004943A1 (en) | Image processing device, image processing method, and recording medium | |
| CN104349106A (en) | Method and system for processing and acquiring multiple video signals | |
| CN206865570U (en) | Video processor | |
| EP2429197A1 (en) | A method and a system for generating a signal for a video display unit | |
| EP2510702A1 (en) | Method and apparatus for distinguishing a 3d image from a 2d image and for identifying the presence of a 3d image format by image difference determination | |
| US20140333720A1 (en) | Subtitle detection for stereoscopic video contents | |
| CN102497526B (en) | Method and system for displaying multiple channels of video by same link | |
| US20150138323A1 (en) | Image processing device and method, and program | |
| CN103702106A (en) | 3D signal detecting system and method based on content similarity | |
| KR20140004393A (en) | Display apparatus and control method thereof | |
| US10148934B2 (en) | Image process apparatus and image process method | |
| KR20140118083A (en) | System for producing stereo-scopic image or video and method for acquiring depth information | |
| CN109194944B (en) | Image processing method, device and system and display device | |
| US20230281916A1 (en) | Three dimensional scene inpainting using stereo extraction | |
| CN104767985A (en) | Method of using region distribution analysis to automatically detect 3D image format | |
| US20130169627A1 (en) | Display apparatus and method for providing three dimensional (3d) image | |
| CN111105392A (en) | Display performance testing method and device and storage medium | |
| US20210056723A1 (en) | Image processing device, image processing method, and monitoring system | |
| CN104202588A (en) | 3D (Three-Dimensional) signal shear method and system and 3D signal windowing method and system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140402 |