CN105847783B - 3D videos based on Streaming Media are shown and exchange method and device - Google Patents
3D videos based on Streaming Media are shown and exchange method and device Download PDFInfo
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- CN105847783B CN105847783B CN201610327098.0A CN201610327098A CN105847783B CN 105847783 B CN105847783 B CN 105847783B CN 201610327098 A CN201610327098 A CN 201610327098A CN 105847783 B CN105847783 B CN 105847783B
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000000007 visual effect Effects 0.000 claims abstract description 40
- 239000007787 solid Substances 0.000 claims abstract description 37
- 230000011664 signaling Effects 0.000 claims description 42
- 238000001914 filtration Methods 0.000 claims description 11
- 230000003993 interaction Effects 0.000 claims description 10
- 230000002708 enhancing effect Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 238000013519 translation Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000002452 interceptive effect Effects 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000036548 skin texture Effects 0.000 description 2
- 206010047700 Vomiting Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008288 physiological mechanism Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
- H04N13/106—Processing image signals
- H04N13/156—Mixing image signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
- H04N13/106—Processing image signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
- H04N13/106—Processing image signals
- H04N13/167—Synchronising or controlling image signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N2013/0074—Stereoscopic image analysis
- H04N2013/0081—Depth or disparity estimation from stereoscopic image signals
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- Engineering & Computer Science (AREA)
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- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The invention discloses the 3D videos based on Streaming Media show with exchange method and device, including：Binocular solid content is received, binocular solid content is decoded and cached, obtains the left view dot image of binocular solid content and right visual point image；The left view dot image that is included to each video frame, right visual point image carry out binocular solid matching, obtain the disparity map corresponding to the video frame；According to the control instruction of user, stereoeffect adjustment is carried out to the disparity map of video frame, obtains new stereo-picture.The present invention proposes the key technology step that disparity map calculating is carried out using binocular solid content, and foundation is provided to meet the physiological stereoeffect adjustment of human vision using the step；Propose the technical step that stereoeffect adjustment is carried out using disparity map：The present situation of image translation can only be carried out in the prior art by being changed using the step；The processing combined by above-mentioned technology point, can effectively lift the visual quality after stereo content adjustment.
Description
Technical field
The present invention relates to media communication technical field, more particularly to 3D videos based on Streaming Media show with exchange method with
Device.
Background technology
The display of existing 3D videos is by 3D content generation techniques, obtains the 3D video contents for display, such as 3D electricity
Shadow, 3D TV programme etc..(polarization, shutter, aberration etc. are utilized in the case of common display), the stereoscopic display effect of 3D contents
Fruit (i.e. relief power etc.) can only before program issues, content generation link be adjusted, and cannot user terminal,
It is adjusted on display terminal.It is just solid in content generation phase since three-dimensional sense is a kind of physiological sensing to vary with each individual
Change stereoeffect, be unfavorable for the viewing of 3D contents, be also unfavorable for the propagation of 3D contents.
This problem has caused the concern of existing television manufacturer, and attempts to be solved by the prior art.Major technique
Means are by translating left and right two visual point image for stereoscopic display to achieve the purpose that adjustment.Such means and people
The physiological mechanism of class stereoscopic vision is not inconsistent, phenomena such as easily causing to watch dizzy, Nausea and vomiting during three-dimensional program,
Through denouncing as currently viewing three-dimensional the main of program.
The present invention is solved regarding to the issue above, is especially solved the method for adjustment of stereoeffect, is stood with adapting to the mankind
Body vision mechanism, avoids bad physiological reaction.
The content of the invention
Shortcoming present in regarding to the issue above, the present invention provide the 3D videos based on Streaming Media and show and the side of interaction
Method and device.
To achieve the above object, the present invention provides a kind of 3D videos based on Streaming Media and shows and exchange method, including：
Step 1: receiving binocular solid content, binocular solid content is decoded and cached, obtain binocular solid content
Left view dot image and right visual point image；What the binocular solid content at least cached that a picture group GOP included all regards
Frequency frame, each video frame include left view dot image and right visual point image；
Step 2: the left view dot image included to each video frame, right visual point image carry out binocular solid matching, obtain
Corresponding to the disparity map of the video frame；
Step 3: according to the control instruction of user, stereoeffect adjustment is carried out to the disparity map of video frame, obtains new stand
Body image；The control signaling includes adjustment direction signaling and adjustment amplitude signaling.
As a further improvement on the present invention, the step 2 includes：
Step 1, carry out super-pixel segmentation to each video frame；
Step 2, using Binocular Stereo Matching Algorithm to the every of left view dot image in each video frame and right visual point image
One super-pixel is matched, and obtains the disparity map with super-pixel feature；
Step 3, the disparity map to step 2 with super-pixel feature carry out smothing filtering, obtain filtered disparity map；
Step 4, based on Canny operators carry out the left view dot image of each video frame in step 1 and right visual point image
Skin texture detection, obtains texture information；
Step 5, based on the filtered disparity map of step 3, find out the correspondence of filtered disparity map and texture information；
Step 6, the correspondence based on step 5, with the wrong disparity value on texture periphery according to the original for closing on parallax value
Then the filtered disparity map of step 3 is optimized, so as to obtain the disparity map corresponding to the video frame.
As a further improvement on the present invention, in the step 1, the number that each super-pixel includes pixel is no more than
20.
As a further improvement on the present invention, in the step 3, the smothing filtering include Gaussian smoothing, medium filtering,
One kind in mean filter, bilateral filtering.
As a further improvement on the present invention, in the step 6, the method optimized to filtered disparity map is：
Texture information in the filtered disparity map of accurate description, and the wrong disparity value on texture periphery according to closing on parallax value
Principle, is corrected to prospect and background.
As a further improvement on the present invention, the step 3 includes：
Step 11, receive control signaling input by user, and the control signaling further includes：Foundation drawing during mobile image
Picture；The base image includes：Left view dot image or right visual point image；
Step 12, adjustment direction signaling and adjustment amplitude signaling carry out product, and result of product is adjusted as parallax
Direction and amplitude；
Step 13, sum all parallax values of the disparity map and the result of product, obtains new parallax value；
Step 14, base image are combined with new parallax value draws new viewpoint image；When base image is left view point diagram
During picture, new viewpoint image is new right visual point image；When base image is right visual point image, new viewpoint image is new left view point diagram
Picture；
Step 15, base image are combined with new viewpoint image, obtain new stereo-picture.
As a further improvement on the present invention, the adjustment direction instruction is divided into enhancing stereoeffect and weakens three-dimensional effect
Fruit, wherein enhancing stereoeffect is denoted as positive 1, weakens stereoeffect and is denoted as minus 1；
The adjustment amplitude instruction uses normalized codomain scope, and the codomain scope is [0,255]；
When base image is left view dot image, when adjustment direction signaling and the result of product of adjustment amplitude signaling are positive number
Represent amplification, represent during negative to reduce.
As a further improvement on the present invention, when base image is right visual point image, adjustment direction signaling and adjustment width
The result of product for spending signaling represents amplification when be negative, and when positive number represents diminution.
Shown the present invention also provides a kind of 3D videos based on Streaming Media and interactive device, including：Stereoscopic video code
Flow receiving unit, stereoscopic video code stream decoding unit, three-dimensional video-frequency buffer unit, disparity computation unit, user mutual list
First, new view computation unit and Stereoscopic Video Presentation unit；
The stereoscopic video code stream receiving unit is used to receive binocular solid content；
The stereoscopic video code stream decoding unit is connected with the stereoscopic video code stream receiving unit, for pair
The binocular solid content of reception is decoded；
The three-dimensional video-frequency buffer unit is connected with the stereoscopic video code stream decoding unit, for decoded
Binocular solid content is cached, and obtains the left view dot image of binocular solid content and right visual point image；
The disparity computation unit is connected with the three-dimensional video-frequency buffer unit, for left view dot image, right viewpoint figure
As carrying out binocular solid matching, the disparity map of video frame is obtained；
The user interaction unit is connected with the disparity computation unit, for receiving control signaling；
The new view computation unit is connected with the user interaction unit and Stereoscopic Video Presentation unit respectively, for
Stereoeffect adjustment is carried out to the disparity map of video frame under control signaling, obtains new stereo-picture, and by new stereo-picture
It is shown on Stereoscopic Video Presentation unit.
Compared with prior art, beneficial effects of the present invention are：
3D videos disclosed by the invention based on Streaming Media are shown and exchange method and device, it is proposed that utilize binocular solid
Content carries out the key technology step of disparity map calculating, is carried using the step to meet the physiological stereoeffect adjustment of human vision
Foundation is supplied；Propose the technical step that stereoeffect adjustment is carried out using disparity map：The prior art is changed using the step
In can only carry out the present situation of image translation；The processing combined by above-mentioned technology point, can effectively lift stereo content adjustment
Visual quality afterwards.
Brief description of the drawings
Fig. 1 3D videos based on Streaming Media disclosed in an embodiment of the present invention are shown and the flow chart of exchange method；
Fig. 2 3D videos based on Streaming Media disclosed in an embodiment of the present invention are shown and the frame diagram of interactive device.
In figure：1st, stereoscopic video code stream receiving unit；2nd, stereoscopic video code stream decoding unit；3rd, three-dimensional video-frequency
Buffer unit；4th, disparity computation unit；5th, user interaction unit；6th, new view computation unit；7th, Stereoscopic Video Presentation unit.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained on the premise of creative work is not made, belong to the scope of protection of the invention.
The present invention is described in further detail below in conjunction with the accompanying drawings：
Embodiment 1：As shown in Figure 1, a kind of 3D videos based on Streaming Media of present invention offer are shown and exchange method, bag
Include：
S101, receive binocular solid content, and binocular solid content is decoded and cached, and obtains binocular solid content
Left view dot image and right visual point image；Each two field picture in binocular solid content includes the figure of left and right two viewpoints in itself
Picture, each two field picture are spliced by the two visual point images, or are left-right format, or are top-down format etc..Cache frame number
(i.e. time), used GOP (GOP is picture group) length was related in itself to Streaming Media, and binocular solid content should at least cache one
All frames that a GOP is included, otherwise decoder be difficult to complete the process flow that reorders.
S102, the left view dot image included to each video frame, right visual point image carry out binocular solid matching, acquisition pair
Should be in the disparity map of the video frame；Specific method is：
Step 1, carry out super-pixel segmentation to each video frame, and the number that each super-pixel includes pixel is no more than
20；
Step 2, using Binocular Stereo Matching Algorithm to the every of left view dot image in each video frame and right visual point image
One super-pixel is matched, and obtains the disparity map equally with super-pixel feature；
Step 3, the disparity map to step 2 with super-pixel feature carry out smothing filtering, obtain filtered disparity map, put down
Sliding one kind being filtered into Gaussian smoothing, medium filtering, mean filter, bilateral filtering etc..
Step 4, based on Canny operators (Canny operators are a kind of image border texture detections) to each in step 1
The left view dot image of a video frame and right visual point image carry out skin texture detection, obtain texture information；
Step 5, based on the filtered disparity map of step 3, find out the correspondence of filtered disparity map and texture information；
Step 6, the correspondence based on step 5, with the wrong disparity value on texture periphery according to the original for closing on parallax value
Then the filtered disparity map of step 3 is optimized, so as to obtain the disparity map corresponding to the video frame；To filtered parallax
The method that figure optimizes is：Texture information in the filtered disparity map of accurate description, and the wrong parallax on texture periphery
Value is corrected to prospect and background according to the principle for closing on parallax value.
S103, the control instruction according to user, to the disparity map of video frame (each video frame has respective disparity map)
Stereoeffect adjustment is carried out, obtains new stereo-picture；Control signaling includes adjustment direction signaling and adjustment amplitude signaling；Specifically
Method is：
Step 11, receive control signaling input by user first, and control signaling further includes：Foundation drawing during mobile image
Picture；Base image includes：Left view dot image or right visual point image；Adjustment direction instruction under normal circumstances is divided into enhancing stereoeffect
With decrease stereoeffect, wherein enhancing stereoeffect is denoted as positive 1, weakens stereoeffect and be denoted as minus 1；Adjustment amplitude signaling is in this hair
We use normalized codomain scope in bright, i.e., all parameters are simply because be easy to calculate and be mapped as integer, its original shape
State can be any real number.The codomain scope of adjustment amplitude signaling is [0,255]；Referred to according to this adjustment amplitude signaling with adjustment direction
Make (direction of the result of product decision parallax adjustment of i.e. positive 1 or minus 1) and amplitude；
Step 12, adjustment direction signaling and adjustment amplitude signaling carry out product, and result of product is adjusted as parallax
Direction and amplitude；
Step 13, all parallax values and the result of product summation by disparity map, obtain new parallax value；
Step 14, base image are combined with new parallax value draws new viewpoint image；When base image is left view point diagram
During picture, new viewpoint image is new right visual point image；When base image is right visual point image, new viewpoint image is new left view point diagram
Picture；
Step 15, base image are combined with new viewpoint image, obtain new stereo-picture；Wherein：When base image is a left side
During visual point image, adjustment direction signaling and the result of product of adjustment amplitude signaling represent to amplify when be positive number, represent during negative to contract
It is small；When base image is right visual point image, adjustment direction signaling and the result of product of adjustment amplitude signaling represent when being negative
Amplification, represents during positive number to reduce.
Embodiment 2：As shown in Fig. 2, a kind of 3D videos based on Streaming Media of present invention offer are shown and interactive device, bag
Include：Stereoscopic video code stream receiving unit 1, stereoscopic video code stream decoding unit 2, three-dimensional video-frequency buffer unit 3, parallax
Computing unit 4, user interaction unit 5, new view computation unit 6 and Stereoscopic Video Presentation unit 7；
Stereoscopic video code stream receiving unit 1 is used to receive binocular solid content；
Stereoscopic video code stream decoding unit 2 is connected with stereoscopic video code stream receiving unit 1, for reception
Binocular solid content is decoded；
Three-dimensional video-frequency buffer unit 3 is connected with stereoscopic video code stream decoding unit 2, for being stood to decoded binocular
Hold in vivo and cached, obtain the left view dot image of binocular solid content and right visual point image；
Disparity computation unit 4 is connected with three-dimensional video-frequency buffer unit 3, for left view dot image, the progress of right visual point image
Binocular solid matches, and obtains the disparity map of video frame；
User interaction unit 5 is connected with disparity computation unit 4, for receiving control signaling；
New view computation unit 6 is connected 7 with user interaction unit 5 and Stereoscopic Video Presentation unit respectively, for controlling
Stereoeffect adjustment is carried out to the disparity map of video frame under signaling, obtains new stereo-picture, and new stereo-picture is shown
On Stereoscopic Video Presentation unit 7.
3D videos disclosed by the invention based on Streaming Media are shown and exchange method and device, it is proposed that utilize binocular solid
Content carries out the key technology step of disparity map calculating, is carried using the step to meet the physiological stereoeffect adjustment of human vision
Foundation is supplied；Propose the technical step that stereoeffect adjustment is carried out using disparity map：The prior art is changed using the step
In can only carry out the present situation of image translation；The processing combined by above-mentioned technology point, can effectively lift stereo content adjustment
Visual quality afterwards.
It these are only the preferred embodiment of the present invention, be not intended to limit the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of 3D videos based on Streaming Media are shown and exchange method, it is characterised in that including：
Step 1: receiving binocular solid content, binocular solid content is decoded and cached, obtain a left side for binocular solid content
Visual point image and right visual point image；The binocular solid content at least caches all video frame that a picture group GOP is included,
Each video frame includes left view dot image and right visual point image；
Step 2: the left view dot image included to each video frame, right visual point image carry out binocular solid matching, corresponded to
In the disparity map of the video frame；
Step 3: according to the control instruction of user, stereoeffect adjustment is carried out to the disparity map of video frame, obtains new stereogram
Picture；The control signaling includes adjustment direction signaling and adjustment amplitude signaling；
The step 2 includes：
Step 1, carry out each video frame super-pixel segmentation, and the number that each super-pixel includes pixel is no more than 20
It is a；
Step 2, using Binocular Stereo Matching Algorithm to each of left view dot image and right visual point image in each video frame
Super-pixel is matched, and obtains the disparity map with super-pixel feature；
Step 3, the disparity map to step 2 with super-pixel feature carry out smothing filtering, obtain filtered disparity map；
Step 4, based on Canny operators carry out texture to the left view dot image of each video frame in step 1 and right visual point image
Detection, obtains texture information；
Step 5, based on the filtered disparity map of step 3, find out the correspondence of filtered disparity map and texture information；
Step 6, the correspondence based on step 5, with the wrong disparity value on texture periphery according to the principle pair for closing on parallax value
The filtered disparity map of step 3 optimizes, so as to obtain the disparity map corresponding to the video frame；
The step 3 includes：
Step 11, receive control signaling input by user, and the control signaling further includes：Base image during mobile image；Institute
Stating base image includes：Left view dot image or right visual point image；
Step 12, adjustment direction signaling and adjustment amplitude signaling carry out product, and the direction that result of product is adjusted as parallax
And amplitude；
Step 13, sum all parallax values of the disparity map and the result of product, obtains new parallax value；
Step 14, base image are combined with new parallax value draws new viewpoint image；When base image is left view dot image,
New viewpoint image is new right visual point image；When base image is right visual point image, new viewpoint image is new left view dot image；
Step 15, base image are combined with new viewpoint image, obtain new stereo-picture.
2. the 3D videos based on Streaming Media are shown and exchange method as claimed in claim 1, it is characterised in that the step 3
In, the smothing filtering includes one kind in Gaussian smoothing, medium filtering, mean filter, bilateral filtering.
3. the 3D videos based on Streaming Media are shown and exchange method as claimed in claim 1, it is characterised in that the step 6
In, the method optimized to filtered disparity map is：Texture information in the filtered disparity map of accurate description, and line
The wrong disparity value on periphery is managed according to the principle for closing on parallax value, is corrected to prospect and background.
4. the 3D videos based on Streaming Media are shown and exchange method as claimed in claim 1, it is characterised in that the adjustment side
It is divided into enhancing stereoeffect to instruction and weakens stereoeffect, wherein enhancing stereoeffect is denoted as positive 1, weakens stereoeffect and be denoted as
Minus 1；
The adjustment amplitude instruction uses normalized codomain scope, and the codomain scope is [0,255]；
When base image is left view dot image, adjustment direction signaling and the result of product of adjustment amplitude signaling represent when being positive number
Amplification, represents during negative to reduce.
5. the 3D videos based on Streaming Media are shown and exchange method as claimed in claim 4, it is characterised in that work as base image
For right visual point image when, adjustment direction signaling and the result of product of adjustment amplitude signaling represent amplification when be negative, table during positive number
Show diminution.
Exist 6. a kind of 3D videos based on Streaming Media realized described in claim 1 are shown with the device of exchange method, its feature
In, including：Stereoscopic video code stream receiving unit, stereoscopic video code stream decoding unit, three-dimensional video-frequency buffer unit, regard
Poor computing unit, user interaction unit, new view computation unit and Stereoscopic Video Presentation unit；
The stereoscopic video code stream receiving unit is used to receive binocular solid content；
The stereoscopic video code stream decoding unit is connected with the stereoscopic video code stream receiving unit, for receiving
Binocular solid content decoded；
The three-dimensional video-frequency buffer unit is connected with the stereoscopic video code stream decoding unit, for decoded binocular
Stereo content is cached, and obtains the left view dot image of binocular solid content and right visual point image；
The disparity computation unit is connected with the three-dimensional video-frequency buffer unit, for left view dot image, right visual point image into
Row binocular solid matches, and obtains the disparity map of video frame；
The user interaction unit is connected with the disparity computation unit, for receiving control signaling；
The new view computation unit is connected with the user interaction unit and Stereoscopic Video Presentation unit respectively, for controlling
Stereoeffect adjustment is carried out to the disparity map of video frame under signaling, obtains new stereo-picture, and new stereo-picture is shown
On Stereoscopic Video Presentation unit.
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| CN106651897B (en) * | 2016-10-12 | 2019-12-31 | 成都快眼科技有限公司 | Parallax correction method based on super-pixel segmentation |
| CN107316324B (en) * | 2017-05-18 | 2020-08-04 | 中山大学 | Real-time stereo matching and optimization method based on CUDA |
| CN112672138A (en) * | 2020-12-14 | 2021-04-16 | 聚好看科技股份有限公司 | 3D video image display method and display equipment |
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| CN103404155A (en) * | 2010-12-08 | 2013-11-20 | 汤姆逊许可公司 | Method and system for 3d display with adaptive disparity |
| CN202049329U (en) * | 2010-12-22 | 2011-11-23 | 大立光电股份有限公司 | Stereoscopic display device |
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