CN107547804A - Realize the video data handling procedure and device, computing device of scene rendering - Google Patents
Realize the video data handling procedure and device, computing device of scene rendering Download PDFInfo
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Abstract
The invention discloses a kind of video data handling procedure for realizing scene rendering and device, computing device, its method includes：Obtain video data；Video data is screened, obtains the pending two field picture for including special object；Scene cut processing is carried out to pending two field picture, obtains being directed to the foreground image of special object；Drawing three-dimensional scene background figure；Three-dimensional scenic Background and foreground image are subjected to fusion treatment, the two field picture after being handled；Two field picture after processing is covered into the video data after pending two field picture is handled.Present invention employs deep learning method, completes scene cut processing with realizing the high accuracy of high efficiency.And user's technical merit is not limited, it is not necessary to which user is handled video manually, is realized the processing to video automatically, is greatlyd save user time.
Description
Technical field
The present invention relates to image processing field, and in particular to a kind of video data handling procedure and dress for realizing scene rendering
Put, computing device.
Background technology
With the development of science and technology, the technology of image capture device also increasingly improves.Regarded using what image capture device was recorded
Frequency also becomes apparent from, resolution ratio, display effect also greatly improve.But the video of existing recording is only dull recorded material sheet
Body, the increasing individual requirement that user proposes can not be met.Prior art can be after recorded video, can be by user
It is further again to video manually to be handled.But so processing needs user to have higher image processing techniques, and is locating
The time for spending user more is needed during reason, handles cumbersome, technical sophistication.
Therefore, it is necessary to which a kind of video data handling procedure for realizing scene rendering, is meeting the individual requirement of user
Reduce technical requirements threshold simultaneously.
The content of the invention
In view of the above problems, it is proposed that the present invention so as to provide one kind overcome above mentioned problem or at least in part solve on
State the video data handling procedure for realizing scene rendering and device, computing device of problem.
According to an aspect of the invention, there is provided a kind of video data handling procedure for realizing scene rendering, it includes：
Obtain video data；
Video data is screened, obtains the pending two field picture for including special object；
Scene cut processing is carried out to pending two field picture, obtains being directed to the foreground image of special object；
Drawing three-dimensional scene background figure；
Three-dimensional scenic Background and foreground image are subjected to fusion treatment, the two field picture after being handled；
Two field picture after processing is covered into the video data after pending two field picture is handled.
Alternatively, video data is obtained to further comprise：
Obtain local video data and/or network video data.
Alternatively, video data is obtained to further comprise：
Obtain the video data synthesized by multiple local pictures and/or multiple network pictures.
Alternatively, video data is screened, obtains the pending two field picture comprising special object and further comprise：
The video data of user's specified time section is screened, obtains the pending two field picture for including special object.
Alternatively, drawing three-dimensional scene background figure further comprises：
According to the terrain information of height map drawing three-dimensional scene background figure.
Alternatively, drawing three-dimensional scene background figure further comprises：
According to the terrain information of three-dimensional scenic Background, texture mapping processing is carried out to three-dimensional scenic Background.
Alternatively, drawing three-dimensional scene background figure further comprises：
In the default statically and/or dynamically effect textures of part designated area addition of three-dimensional scenic Background.
Alternatively, three-dimensional scenic Background and foreground image are being subjected to fusion treatment, the two field picture after being handled it
Before, method also includes：
Extract the key point information of special object；According to the key point information of special object, calculate with symmetric relation
The distance between at least two key points；
Three-dimensional scenic Background and foreground image are subjected to fusion treatment, the two field picture after being handled further comprises：
According to the display pattern of distance adjustment foreground image.
Alternatively, after the pending two field picture comprising special object is obtained, method also includes：
Obtain positional information of the special object in pending two field picture；
Three-dimensional scenic Background and foreground image are subjected to fusion treatment, the two field picture after being handled further comprises：
Carried on the back according to positional information of the special object in pending two field picture and the foreground image specified in three-dimensional scenic
The depth information of scape figure, three-dimensional scenic Background and foreground image are subjected to fusion treatment, the two field picture after being handled.
Alternatively, after the two field picture after being handled, method also includes：
Either statically or dynamically effect textures are added in the part designated area of two field picture after treatment.
Alternatively, after the two field picture after being handled, method also includes：
Tone processing, photo-irradiation treatment and/or brightness processed are carried out to the two field picture after processing.
Alternatively, method also includes：
Video data after processing is uploaded to one or more cloud video platform servers, for cloud video platform service
Device is shown video data in cloud video platform.
According to another aspect of the present invention, there is provided a kind of video data processing apparatus for realizing scene rendering, it includes：
Acquisition module, suitable for obtaining video data；
Module is screened, suitable for being screened to video data, obtains the pending two field picture for including special object；
Split module, suitable for carrying out scene cut processing to pending two field picture, obtain before being directed to special object
Scape image；
Drafting module, suitable for drawing three-dimensional scene background figure；
Fusion Module, suitable for three-dimensional scenic Background and foreground image are carried out into fusion treatment, the frame figure after being handled
Picture；
Overlay module, suitable for the two field picture after processing is covered into the video data after pending two field picture is handled.
Alternatively, acquisition module is further adapted for：
Obtain local video data and/or network video data.
Alternatively, acquisition module is further adapted for：
Obtain the video data synthesized by multiple local pictures and/or multiple network pictures.
Alternatively, module is screened to be further adapted for：
The video data of user's specified time section is screened, obtains the pending two field picture for including special object.
Alternatively, drafting module is further adapted for：
According to the terrain information of height map drawing three-dimensional scene background figure.
Alternatively, drafting module is further adapted for：
According to the terrain information of three-dimensional scenic Background, texture mapping processing is carried out to three-dimensional scenic Background.
Alternatively, drafting module is further adapted for：
In the default statically and/or dynamically effect textures of part designated area addition of three-dimensional scenic Background.
Alternatively, device also includes：
Extraction module, suitable for extracting the key point information of special object；
Computing module, suitable for the key point information according to special object, it is crucial to calculate at least two with symmetric relation
The distance between point；
Fusion Module is further adapted for：According to the display pattern of distance adjustment foreground image.
Alternatively, device also includes：
Position acquisition module, suitable for obtaining positional information of the special object in pending two field picture；
Fusion Module is further adapted for：
Carried on the back according to positional information of the special object in pending two field picture and the foreground image specified in three-dimensional scenic
The depth information of scape figure, three-dimensional scenic Background and foreground image are subjected to fusion treatment, the two field picture after being handled.
Alternatively, device also includes：
Textures module, suitable for adding either statically or dynamically effect textures in the part designated area of two field picture after treatment.
Alternatively, device also includes：
Image processing module, suitable for carrying out tone processing, photo-irradiation treatment and/or brightness processed to the two field picture after processing.
Alternatively, device also includes：
Uploading module, suitable for the video data after processing is uploaded into one or more cloud video platform servers, for
Cloud video platform server is shown video data in cloud video platform.
According to another aspect of the invention, there is provided a kind of computing device, including：Processor, memory, communication interface and
Communication bus, the processor, the memory and the communication interface complete mutual communication by the communication bus；
The memory is used to deposit an at least executable instruction, and the executable instruction makes the computing device above-mentioned
Realize and operated corresponding to the video data handling procedure of scene rendering.
In accordance with a further aspect of the present invention, there is provided a kind of computer-readable storage medium, be stored with the storage medium to
A few executable instruction, the executable instruction make computing device realize the video data handling procedure of scene rendering as described above
Corresponding operation.
Regarded according to the video data handling procedure provided by the invention for realizing scene rendering and device, computing device, acquisition
Frequency evidence；Video data is screened, obtains the pending two field picture for including special object；Pending two field picture is entered
The processing of row scene cut, obtain being directed to the foreground image of special object；Drawing three-dimensional scene background figure；By three-dimensional scenic background
Figure and foreground image carry out fusion treatment, the two field picture after being handled；Two field picture after processing is covered to pending frame figure
As the video data after being handled.The present invention after the pending two field picture comprising special object is got in real time, from treating
The foreground image of special object is partitioned into the two field picture of processing.Foreground image and the three-dimensional scenic Background drawn are melted
Close, the video after obtained processing shows the effect that special object is located in three-dimensional scenic Background.Simultaneously by after processing
Video real-time display is to user, and the video display effect after facilitating user to see in real time and handle, present invention employs depth
Learning method, complete scene cut processing with realizing the high accuracy of high efficiency.And user's technical merit is not limited, it is not required to
Want user to handle manually video, realize the processing to video automatically, greatly save user time.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow above and other objects of the present invention, feature and advantage can
Become apparent, below especially exemplified by the embodiment of the present invention.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 shows the flow of the video data handling procedure according to an embodiment of the invention for realizing scene rendering
Figure；
Fig. 2 shows the flow of the video data handling procedure in accordance with another embodiment of the present invention for realizing scene rendering
Figure；
Fig. 3 shows the functional block of the video data processing apparatus according to an embodiment of the invention for realizing scene rendering
Figure；
Fig. 4 shows the function of the video data processing apparatus in accordance with another embodiment of the present invention for realizing scene rendering
Block diagram；
Fig. 5 shows a kind of structural representation of computing device according to an embodiment of the invention.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.
Special object can be any objects such as human body in image, plant, animal in the present invention, with people in embodiment
Illustrated exemplified by body, but be not limited only to human body.
Fig. 1 shows the flow of the video data handling procedure according to an embodiment of the invention for realizing scene rendering
Figure.As shown in figure 1, realize that the video data handling procedure of scene rendering specifically comprises the following steps：
Step S101, obtain video data.
The video data of acquisition can be the local video data of user, can also obtain the video data of network.Or
The video data synthesized by multiple local pictures can also be obtained, or obtains the video data synthesized by multiple network pictures,
Or obtain the video data synthesized by multiple local pictures and multiple network pictures.
Step S102, is screened to video data, obtains the pending two field picture for including special object.
Comprising many two field pictures, it is necessary to be screened to video data in video data.Because the present invention is to special object
Handled, therefore the pending two field picture for including special object is obtained after being screened.
Step S103, scene cut processing is carried out to pending two field picture, obtains being directed to the foreground picture of special object
Picture.
Special object, such as human body are contained in pending two field picture.Pending two field picture is carried out at scene cut
Reason, mainly special object is split from pending two field picture, obtain pending two field picture be directed to it is specific right
The foreground image of elephant, the foreground image can only include special object.
When carrying out scene cut processing to pending two field picture, deep learning method can be utilized.Deep learning is
It is a kind of based on the method that data are carried out with representative learning in machine learning.Observation (such as piece image) can use a variety of sides
Formula represents, such as vector of each pixel intensity value, or is more abstractively expressed as a series of sides, the region etc. of given shape.
And some specific method for expressing are used to be easier from example learning task (for example, recognition of face or human facial expression recognition).
Such as scene cut can be carried out to pending two field picture, obtain before including human body using human body segmentation's method of deep learning
Scape image.
Step S104, drawing three-dimensional scene background figure.
During drawing three-dimensional scene background figure, the picture of two dimension can be plotted as to the scene background figure of three-dimensional.Can during drafting
The picture of two dimension is plotted as to the scene graph of three-dimensional in a manner of using such as to the picture modeling of two dimension.Specific method for drafting can be with
Using any method that two-dimension picture is plotted as to tri-dimensional picture, do not limit herein.Three-dimensional scenic Background can use such as
Three-dimensional seabed scene background figure, three-dimensional volcano scene background figure etc..
Step S105, three-dimensional scenic Background and foreground image are subjected to fusion treatment, the two field picture after being handled.
The foreground image for being directed to special object that three-dimensional scenic Background and dividing processing are obtained carries out fusion treatment,
So that three-dimensional scenic Background is more really merged with foreground image, the two field picture after being handled.To make three dimensional field
Scape Background and foreground image can be merged preferably, and when carrying out dividing processing to pending two field picture, segmentation is obtained
The edge of perspective process carry out translucent processing, the edge of special object is obscured, preferably to merge.
Step S106, the two field picture after processing is covered into the video data after pending two field picture is handled.
Corresponding pending two field picture is directly override using the two field picture after processing, after directly can be processed
Video data.
According to the video data handling procedure provided by the invention for realizing scene rendering, video data is obtained；To video counts
According to being screened, the pending two field picture for including special object is obtained；Scene cut processing is carried out to pending two field picture,
Obtain being directed to the foreground image of special object；Drawing three-dimensional scene background figure；Three-dimensional scenic Background and foreground image are entered
Row fusion treatment, the two field picture after being handled；After the pending two field picture of two field picture covering after processing is handled
Video data.The present invention after the pending two field picture comprising special object is got in real time, from pending two field picture
It is partitioned into the foreground image of special object.Foreground image and the three-dimensional scenic Background drawn are merged, obtained processing
Video afterwards shows the effect that special object is located in three-dimensional scenic Background.The video real-time display after processing is given simultaneously
User, the video display effect after facilitating user to see in real time and handle, present invention employs deep learning method, realizes
Complete scene cut processing the high accuracy of high efficiency.And user's technical merit is not limited, it is not necessary to user manually to regarding
Frequency is handled, and is realized the processing to video automatically, is greatlyd save user time.
Fig. 2 shows the flow of the video data handling procedure in accordance with another embodiment of the present invention for realizing scene rendering
Figure.As shown in Fig. 2 realize that the video data handling procedure of scene rendering specifically comprises the following steps：
Step S201, obtain video data.
The video data of acquisition can be the local video data of user, can also obtain the video data of network.Or
The video data synthesized by multiple local pictures can also be obtained, or obtains the video data synthesized by multiple network pictures,
Or obtain the video data synthesized by multiple local pictures and multiple network pictures.
Step S202, the video data of user's specified time section is screened, obtained pending comprising special object
Two field picture.
Comprising many two field pictures, it is necessary to be screened to video data in video data.Meanwhile when screening, can be with
According to user's specified time section, only the video data in user's specified time section is screened, without to other times
The video data of section is screened.Such as because the second half section of video data is the climax period, often user's specified time section be regarding
The second half section of frequency evidence.Therefore only the video data of user's specified time section is screened, obtains user's specified time section
The pending two field picture of special object is included in video data.
Step S203, scene cut processing is carried out to pending two field picture, obtains being directed to the foreground picture of special object
Picture.
The step will not be repeated here with reference to the description of the step S103 in the embodiment of figure 1.
Step S204, extract the key point information of special object.
The key message of special object is extracted from pending two field picture, the key message can be specially key point
Information, key area information, and/or key lines information etc..Embodiments of the invention illustrate by taking key point information as an example, but
The key message of the present invention is not limited to key point information.It can be improved using key point information after being carried out according to key point information
Continuous processing such as distance calculates, obtained the processing speed and efficiency of position processing, directly can be carried out such as according to key point information
Apart from calculating, obtain the processing such as position, it is not necessary to carry out the complex operations such as subsequently calculating, analysis to key message again.Meanwhile close
Key point information is easy to extract, and extracts accurately, and the effect of progress three dimensional stress processing is more accurate.
Key point information can include the key point information at special object edge, can also include some spies of special object
Determine the key point information in region.According to the key point information extracted, it may be determined that each key point position of special object.With human body
Exemplified by, the key point information of extraction can include the key point information positioned at face edge, the letter of the key point positioned at human body edge
The mouth region key point information etc. of breath, face.
Step S205, according to the key point information of special object, calculate at least two key points with symmetric relation it
Between distance.
Because special object is different from the distance of image capture device, cause special object in pending two field picture
Size is also inconsistent.As human body and image capture device it is distant when, human body presented in pending two field picture it is smaller,
Human body and image capture device it is closer to the distance when, human body presents larger in pending two field picture.According to special object
Key point information, the distance between at least two key points with symmetric relation can be calculated.Such as calculate face edge
The distance between key point untill where two canthus.
Step S206, obtain positional information of the special object in pending two field picture.
Positional information obtains after being calculated by the key point information of the special object of extraction, obtains special object
Specific position in pending two field picture.
Step S207, according to the terrain information of height map drawing three-dimensional scene background figure.
Height map is the picture of two dimension, typically by black, white and between 254 kinds of gradual change gray scales generated.According to height
Degree is desired to make money or profit with such as gray scale value-based algorithm, fractal interpolation algorithm, Diamond-Square algorithm scheduling algorithm drawing three-dimensional scene background figures
Terrain information.When drawing terrain information, color is got over for the Terrain Elevation of the three-dimensional scenic Background of the position correspondence of white
Height, conversely, color is lower for the Terrain Elevation of the three-dimensional scenic Background of the position correspondence of black.
Step S208, according to the terrain information of three-dimensional scenic Background, three-dimensional scenic Background is carried out at texture mapping
Reason.
According to the terrain information of the three-dimensional scenic Background of drafting, texture mapping processing is carried out to three-dimensional conclusion of the business Background.
Such as sand ground landform, the texture mapping processing that corresponding can carry out sand ground.Carried out during texture mapping processing according to different landform
The processing of corresponding texture mapping, during processing, to make three-dimensional scenic Background truer, multitexture stick picture disposing can be carried out.
Such as carry out the texture mapping processing of the sandy sand ground of multiple difference.
After the processing of texture spy figure is carried out, OpenGL mapping technologies can be utilized, so as to generate the three of vivid effect
Tie up scene background figure.
Step S209, in the default statically and/or dynamically effect textures of part designated area addition of three-dimensional scenic Background.
, can also be in three-dimensional scenic Background to make three-dimensional scenic Background not only include simple background display effect
The default statically and/or dynamically effect textures of part designated area addition.As referred in three-dimensional seabed scene background figure in its part
Such as dynamic pasture and water effect textures, bubble effect textures, seabed coral reef statically and/or dynamically effect can be set by determining region
Textures, so that the display effect of whole three-dimensional scenic Background is more true to nature.
Step S210, according to positional information of the special object in pending two field picture and the foreground image specified three
The depth information of scene background figure is tieed up, three-dimensional scenic Background and foreground image are subjected to fusion treatment, the frame after being handled
Image.
Positional information of the special object of acquisition in pending two field picture, specifically includes special object pending
Position where the upper and lower and left and right of two field picture.Three-dimensional scenic Background reflects the three-dimensional pass of top to bottom, left and right, front and rear in figure
System.Three-dimensional scenic Background and foreground image are being subjected to fusion treatment, foreground image is specific in three-dimensional scenic Background
Position includes the position of top to bottom, left and right, front and rear.It can be determined according to positional information of the special object in pending two field picture
Foreground image is upper and lower in three-dimensional scenic Background, the particular location of left and right.Carried on the back according to specified foreground image in three-dimensional scenic
The depth information of scape figure, it may be determined that foreground image particular location front and rear in three-dimensional scenic Background, and then before determining
Particular location of the scape image in three-dimensional scenic Background, three-dimensional scenic Background and foreground image can be carried out at fusion
Reason, the two field picture after being handled.Positional information of the special object in pending two field picture is according to special object and image
The distance of collecting device is different, and positional information of the special object got in pending two field picture also can be different.It is but preceding
Scape image is the front and back position information specified in the depth information of three-dimensional scenic Background, not with special object in pending frame
Positional information in image changes and changed.
Step S211, the display pattern of foreground image is adjusted according to distance.
According to the distance between at least two key points with symmetric relation being calculated, the face of foreground image is adjusted
The display patterns such as color, tone, lighting effect, brightness.Specifically, according to distance, it can be realized that foreground image is in three-dimensional scenic
When position in Background such as three-dimensional scenic Background is seabed scene background figure, color is general more based on blueness but different
The blueness of position is also slightly different.According to the color of the corresponding adjustment foreground image of distance, to reach seemingly specific in display
Object is really in seabed.
Step S212, either statically or dynamically effect textures are added in the part designated area of two field picture after treatment.
The part designated area of two field picture after treatment, can also add either statically or dynamically effect textures.The effect is pasted
Figure mutually echoes with three-dimensional scenic Background, so that the display effect of three-dimensional scenic Background is more true to nature.Such as three-dimensional scenic Background
For seabed scene background figure when, the quiet of travelling benthon can be added in the part designated area of two field picture after treatment
State or dynamic effect textures.
Step S213, tone processing, photo-irradiation treatment and/or brightness processed are carried out to the two field picture after processing.
To make the effect of the two field picture after processing more natural true, image procossing can be carried out to the two field picture after processing.
Image procossing can include carrying out tone processing, photo-irradiation treatment, brightness processed etc. to the two field picture after processing.As three-dimensional scenic is carried on the back
When scape is seabed scene background figure, its colouring information can be adjusted according to the different depth position information of seabed scene background figure,
So that the color intensity of sea water in seabed produces the closer color change with nature seawater as seabed depth changes, in deeper position
The color of seawater is more blue.Increase the photo-irradiation treatment effect of grating, simulation sunlight sea after treatment in two field picture that can also be
Water, the visual experience of seabed refracted light.
Step S214, the two field picture after processing is covered into the video data after pending two field picture is handled.
Corresponding pending two field picture is directly override using the two field picture after processing, after directly can be processed
Video data.
Step S215, the video data after processing is uploaded to one or more cloud video platform servers, so that cloud regards
Frequency Platform Server is shown video data in cloud video platform.
Video data after processing can be stored in locally only to be watched for user, can also be straight by the video data after processing
Connect and reach one or more cloud video platform servers, such as iqiyi.com, youku.com, fast video cloud video platform server, with
For cloud video platform server video data is shown in cloud video platform.
According to the video data handling procedure provided by the invention for realizing scene rendering, height map drawing three-dimensional scene is utilized
The terrain information of Background, and texture mapping processing is further carried out, make three-dimensional scenic Background truer.To make whole three-dimensional
The display effect of scene background figure is more true to nature, can also be in the default static state of part designated area addition of three-dimensional scenic Background
And/or dynamic effect textures.After positional information of the special object in pending two field picture is obtained, according to positional information and
The depth information being located in three-dimensional scenic Background specified, three-dimensional scenic Background and foreground image are subjected to fusion treatment.
The distance between and there are at least two key points of symmetric relation according to special object, the color of foreground picture is adjusted, makes place
The overall display effect of video after reason is more true to nature.Further, the video data after processing can also be directly uploaded to one
Or multiple cloud video platform servers, so that cloud video platform server is shown video data in cloud video platform.This hair
It is bright that user's technical merit is not limited, it is not necessary to which that user is handled video manually, realizes the processing to video automatically, greatly
It is big to save user time.
Fig. 3 shows the functional block of the video data processing apparatus according to an embodiment of the invention for realizing scene rendering
Figure.As shown in figure 3, realizing the video data processing apparatus of scene rendering includes following module：
Acquisition module 301, suitable for obtaining video data.
The video data that acquisition module 301 obtains can be the local video data of user, and acquisition module 301 can also obtain
Take the video data of network.Either acquisition module 301 can also obtain the video data synthesized by multiple local pictures or obtain
Modulus block 301 obtains the video data synthesized by multiple network pictures, or acquisition module 301 obtain by multiple local pictures and
The video data of multiple network picture synthesis.
Module 302 is screened, suitable for being screened to video data, obtains the pending two field picture for including special object.
Video data is screened, it is necessary to screen module 302 comprising many two field pictures in video data.Due to the present invention
Special object is handled, therefore screens after module 302 is screened and obtains the pending two field picture for including special object.
Module 302 is screened when screening, can also be according to user's specified time section, only to regarding in user's specified time section
Frequency is according to being screened, without being screened to the video data of other times section.Such as due to the second half section of video data
For the climax period, often user's specified time section is the second half section of video data.Therefore when examination module 302 is only specified to user
Between the video data of section screened, obtain the pending frame for including special object in the video data of user's specified time section
Image.
Split module 303, suitable for carrying out scene cut processing to pending two field picture, obtain being directed to special object
Foreground image.
Pending two field picture contains special object, such as human body.Split module 303 and field is carried out to pending two field picture
Scape dividing processing, mainly special object is split from pending two field picture, obtain pending two field picture and be directed to
In the foreground image of special object, the foreground image can only include special object.
Split module 303 when carrying out scene cut processing to pending two field picture, deep learning method can be utilized.
Deep learning is a kind of based on the method that data are carried out with representative learning in machine learning.Observation (such as piece image) can be with
Represented using various ways, a series of such as vector of each pixel intensity value, or be more abstractively expressed as sides, given shape
Region etc..And some specific method for expressing are used to be easier from example learning task (for example, recognition of face or facial table
Feelings identify).Scene point can be carried out using human body segmentation's method of deep learning to pending two field picture by such as splitting module 303
Cut, obtain including the foreground image of human body.
Drafting module 304, suitable for drawing three-dimensional scene background figure.
During 304 drawing three-dimensional scene background figure of drafting module, the picture of two dimension can be plotted as to the scene background of three-dimensional
Figure.Drafting module 304 can be using as being plotted as three-dimensional when drawing by the way of the picture modeling to two dimension by the picture of two dimension
Scene graph.Specific method for drafting can use any method that two-dimension picture is plotted as to tri-dimensional picture, not limit herein.Three
Such as three-dimensional seabed scene background figure, three-dimensional volcano scene background figure can be used by tieing up scene background figure.
Height map is the picture of two dimension, typically by black, white and between 254 kinds of gradual change gray scales generated.According to height
Spending figure drafting module 304 can utilize such as gray scale value-based algorithm, fractal interpolation algorithm, Diamond-Square algorithms scheduling algorithm to draw
The terrain information of three-dimensional scenic Background.For drafting module 304 when drawing terrain information, color is the three of the position correspondence of white
The Terrain Elevation of dimension scene background figure is higher, conversely, color is high for the landform of the three-dimensional scenic Background of the position correspondence of black
Degree is lower.
Drafting module 304 carries out line according to the terrain information of the three-dimensional scenic Background of drafting to three-dimensional scenic Background
Manage stick picture disposing.The texture mapping processing that corresponding can carry out sand ground such as sand ground landform, drafting module 304.Drafting module 304
The texture mapping processing according to corresponding to being carried out different landform when texture mapping is handled, during processing, to make three-dimensional scenic background
Figure is truer, and drafting module 304 can carry out multitexture stick picture disposing.As drafting module 304 carry out multiple difference it is sandy
The texture mapping processing of sand ground.
Drafting module 304 can utilize OpenGL mapping technologies, be forced so as to generate after the processing of texture spy figure is carried out
The three-dimensional scenic Background of true effect.
To make three-dimensional scenic Background not only include simple background display effect, drafting module 304 can also be three
Tie up the default statically and/or dynamically effect textures of part designated area addition of scene background figure.Such as three-dimensional seabed scene background figure
Middle drafting module 304 can be set such as dynamic pasture and water effect textures, bubble effect textures, seabed coral in its part designated area
The statically and/or dynamically effect textures such as coral reef, so that the display effect of whole three-dimensional scenic Background is more true to nature.
Fusion Module 305, suitable for three-dimensional scenic Background and foreground image are carried out into fusion treatment, the frame after being handled
Image.
Fusion Module 305 enters the foreground image for being directed to special object that three-dimensional scenic Background obtains with dividing processing
Row fusion treatment so that three-dimensional scenic Background is more really merged with foreground image, the two field picture after being handled.
To allow three-dimensional scenic Background and foreground image preferably to merge, segmentation module 303 is to pending two field picture progress
During dividing processing, the edge of the perspective process obtained to segmentation carries out translucent processing, the edge of special object is obscured, to melt
Matched moulds block 305 preferably merges.
Overlay module 306, suitable for the two field picture after processing is covered into the video counts after pending two field picture is handled
According to.
Overlay module 306 using the two field picture after processing directly override corresponding to pending two field picture, directly can be with
Video data after being handled.
According to the video data processing apparatus provided by the invention for realizing scene rendering, video data is obtained；To video counts
According to being screened, the pending two field picture for including special object is obtained；Scene cut processing is carried out to pending two field picture,
Obtain being directed to the foreground image of special object；Drawing three-dimensional scene background figure；Three-dimensional scenic Background and foreground image are entered
Row fusion treatment, the two field picture after being handled；After the pending two field picture of two field picture covering after processing is handled
Video data.The present invention after the pending two field picture comprising special object is got in real time, from pending two field picture
It is partitioned into the foreground image of special object.Foreground image and the three-dimensional scenic Background drawn are merged, obtained processing
Video afterwards shows the effect that special object is located in three-dimensional scenic Background.The video real-time display after processing is given simultaneously
User, the video display effect after facilitating user to see in real time and handle, present invention employs deep learning method, realizes
Complete scene cut processing the high accuracy of high efficiency.And user's technical merit is not limited, it is not necessary to user manually to regarding
Frequency is handled, and is realized the processing to video automatically, is greatlyd save user time.
Fig. 4 shows the function of the video data processing apparatus in accordance with another embodiment of the present invention for realizing scene rendering
Block diagram.As shown in figure 4, being with Fig. 3 differences, realizing the video data processing apparatus of scene rendering also includes：
Extraction module 307, suitable for extracting the key point information of special object.
Computing module 308, suitable for the key point information according to special object, calculate at least two passes with symmetric relation
The distance between key point.
Extraction module 307 extracts the key message of special object from pending two field picture, and the key message can be with
Specially key point information, key area information, and/or key lines information etc..Embodiments of the invention using key point information as
Example illustrates, but the key message of the present invention is not limited to key point information.It can be improved according to pass using key point information
Key point information carries out the processing speed and efficiency that subsequent treatment such as distance calculated, obtained position processing, can be directly according to pass
Key point information carries out such as apart from calculating, obtains position processing, it is not necessary to it is multiple to carry out subsequently calculating, analysis etc. to key message again
Miscellaneous operation.Meanwhile key point information is easy to extract, and extract accurately, the effect of progress three dimensional stress processing is more accurate.
Key point information can include the key point information at special object edge, can also include some spies of special object
Determine the key point information in region.Extraction module 307 is according to the key point information extracted, it may be determined that each key point of special object
Position.By taking human body as an example, extraction module 307 extract key point information can include positioned at face edge key point information,
Mouth region key point information of key point information, face positioned at human body edge etc..
Because special object is different from the distance of image capture device, cause special object in pending two field picture
Size is also inconsistent.As human body and image capture device it is distant when, human body presented in pending two field picture it is smaller,
Human body and image capture device it is closer to the distance when, human body presents larger in pending two field picture.The basis of computing module 308
The key point information of special object, the distance between at least two key points with symmetric relation can be calculated.As calculated
Module 308 calculate where face edge Liang Ge canthus untill the distance between key point.
Fusion Module 305 is according to the distance between at least two key points with symmetric relation being calculated, adjustment
The display patterns such as the color of foreground image, tone, lighting effect, brightness.Specifically, according to distance, it can be realized that foreground picture
As position in three-dimensional scenic Background, when such as three-dimensional scenic Background be seabed scene background figure, with indigo plant more than color is general
Based on color, but the blueness of diverse location is also slightly different.Fusion Module 305 is according to the corresponding face for adjusting foreground image of distance
Color, to reach, in display, seemingly special object is really in seabed.
Position acquisition module 309, suitable for obtaining positional information of the special object in pending two field picture.
It is specific right that position acquisition module 309 obtains after being calculated by the key point information of the special object of extraction
As the positional information in pending two field picture.The special object that position acquisition module 309 obtains is in pending two field picture
In positional information, specifically include special object in the position where the upper and lower and left and right of pending two field picture.
Three-dimensional scenic Background reflects the three-dimensional relationship of top to bottom, left and right, front and rear in figure.Fusion Module 305 is by three-dimensional
Scene background figure and foreground image carry out fusion treatment, and particular location of the foreground image in three-dimensional scenic Background includes upper
Under, left and right, front and rear position.Fusion Module 305 is according to the special object that position acquisition module 309 obtains in pending frame figure
As in positional information can determine foreground image in three-dimensional scenic Background up and down, left and right particular location.Fusion Module
Depth information of the foreground image that 305 bases are specified in three-dimensional scenic Background, it may be determined that foreground image is carried on the back in three-dimensional scenic
Front and rear particular location in scape figure, and then particular location of the foreground image in three-dimensional scenic Background is determined, can be by three
Tie up scene background figure and foreground image carries out fusion treatment, the two field picture after being handled.Special object is in pending frame figure
Positional information as in is different from the distance of image capture device according to special object, the spy that position acquisition module 309 is got
Determining positional information of the object in pending two field picture also can be different.But foreground image is believed in the depth of three-dimensional scenic Background
The front and back position information for ceasing to specify, do not change with positional information of the special object in pending two field picture and change.
Textures module 310, suitable for adding either statically or dynamically effect patch in the part designated area of two field picture after treatment
Figure.
The part designated area of two field picture after treatment, textures module 310 can also add either statically or dynamically effect patch
Figure.The effect textures mutually echo with three-dimensional scenic Background, so that the display effect of three-dimensional scenic Background is more true to nature.Such as three-dimensional
Can be with when scene background figure is seabed scene background figure, in the part designated area of the two field picture of textures module 310 after treatment
The either statically or dynamically effect textures of the travelling benthon of addition.
Image processing module 311, suitable for being carried out to the two field picture after processing at tone processing, photo-irradiation treatment and/or brightness
Reason.
To make the effect of the two field picture after processing more natural true, image processing module 311 can be to the frame figure after processing
As carrying out image procossing.Image procossing can include carrying out tone processing, photo-irradiation treatment, brightness processed to the two field picture after processing
Deng.When such as three-dimensional scenic background being seabed scene background figure, image processing module 311 can be according to seabed scene background figure not
With depth location information, adjust its colouring information so that the color intensity of sea water in seabed with seabed depth change produce it is closer with
The color change of nature seawater, it is more blue in the color of deeper position seawater.Image processing module 311 can also be after treatment
Increase the photo-irradiation treatment effect of grating in two field picture, simulate sunlight seawater, the visual experience of seabed refracted light.
Uploading module 312, suitable for the video data after processing is uploaded into one or more cloud video platform servers, with
For cloud video platform server video data is shown in cloud video platform.
Video data after processing can be stored in locally only to be watched for user, can also will be handled by uploading module 312
Video data afterwards is directly uploaded to one or more cloud video platform servers, such as iqiyi.com, youku.com, fast video cloud video
Platform Server, so that cloud video platform server is shown video data in cloud video platform.
According to the video data processing apparatus provided by the invention for realizing scene rendering, height map drawing three-dimensional scene is utilized
The terrain information of Background, and texture mapping processing is further carried out, make three-dimensional scenic Background truer.To make whole three-dimensional
The display effect of scene background figure is more true to nature, can also be in the default static state of part designated area addition of three-dimensional scenic Background
And/or dynamic effect textures.After positional information of the special object in pending two field picture is obtained, according to positional information and
The depth information being located in three-dimensional scenic Background specified, three-dimensional scenic Background and foreground image are subjected to fusion treatment.
The distance between and there are at least two key points of symmetric relation according to special object, the color of foreground picture is adjusted, makes place
The overall display effect of video after reason is more true to nature.Further, the video data after processing can also be directly uploaded to one
Or multiple cloud video platform servers, so that cloud video platform server is shown video data in cloud video platform.This hair
It is bright that user's technical merit is not limited, it is not necessary to which that user is handled video manually, realizes the processing to video automatically, greatly
It is big to save user time.
Present invention also provides a kind of nonvolatile computer storage media, the computer-readable storage medium is stored with least
One executable instruction, the computer executable instructions can perform the video for realizing scene rendering in above-mentioned any means embodiment
Data processing method.
Fig. 5 shows a kind of structural representation of computing device according to an embodiment of the invention, of the invention specific real
Specific implementation of the example not to computing device is applied to limit.
As shown in figure 5, the computing device can include：Processor (processor) 502, communication interface
(Communications Interface) 504, memory (memory) 506 and communication bus 508.
Wherein：
Processor 502, communication interface 504 and memory 506 complete mutual communication by communication bus 508.
Communication interface 504, for being communicated with the network element of miscellaneous equipment such as client or other servers etc..
Processor 502, for configuration processor 510, it can specifically perform the above-mentioned video data processing for realizing scene rendering
Correlation step in embodiment of the method.
Specifically, program 510 can include program code, and the program code includes computer-managed instruction.
Processor 502 is probably central processor CPU, or specific integrated circuit ASIC (Application
Specific Integrated Circuit), or it is arranged to implement the integrated electricity of one or more of the embodiment of the present invention
Road.The one or more processors that computing device includes, can be same type of processor, such as one or more CPU；Also may be used
To be different types of processor, such as one or more CPU and one or more ASIC.
Memory 506, for depositing program 510.Memory 506 may include high-speed RAM memory, it is also possible to also include
Nonvolatile memory (non-volatile memory), for example, at least a magnetic disk storage.
Program 510 specifically can be used for so that processor 502, which is performed in above-mentioned any means embodiment, realizes scene wash with watercolours
The video data handling procedure of dye.The specific implementation of each step may refer to the above-mentioned video for realizing scene rendering in program 510
Corresponding description in corresponding steps and unit in data processing entities, will not be described here.Those skilled in the art can
To be well understood, for convenience and simplicity of description, the equipment of foregoing description and the specific work process of module, may be referred to
Corresponding process description in preceding method embodiment, will not be repeated here.
Algorithm and display be not inherently related to any certain computer, virtual system or miscellaneous equipment provided herein.
Various general-purpose systems can also be used together with teaching based on this.As described above, required by constructing this kind of system
Structure be obvious.In addition, the present invention is not also directed to any certain programmed language.It should be understood that it can utilize various
Programming language realizes the content of invention described herein, and the description done above to language-specific is to disclose this hair
Bright preferred forms.
In the specification that this place provides, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the present invention
Example can be put into practice in the case of these no details.In some instances, known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this description.
Similarly, it will be appreciated that in order to simplify the disclosure and help to understand one or more of each inventive aspect,
Above in the description to the exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：I.e. required guarantor
The application claims of shield features more more than the feature being expressly recited in each claim.It is more precisely, such as following
Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following embodiment are expressly incorporated in the embodiment, wherein each claim is in itself
Separate embodiments all as the present invention.
Those skilled in the art, which are appreciated that, to be carried out adaptively to the module in the equipment in embodiment
Change and they are arranged in one or more equipment different from the embodiment.Can be the module or list in embodiment
Member or component be combined into a module or unit or component, and can be divided into addition multiple submodule or subelement or
Sub-component.In addition at least some in such feature and/or process or unit exclude each other, it can use any
Combination is disclosed to all features disclosed in this specification (including adjoint claim, summary and accompanying drawing) and so to appoint
Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification (including adjoint power
Profit requires, summary and accompanying drawing) disclosed in each feature can be by providing the alternative features of identical, equivalent or similar purpose come generation
Replace.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included some features rather than further feature, but the combination of the feature of different embodiments means in of the invention
Within the scope of and form different embodiments.For example, in the following claims, embodiment claimed is appointed
One of meaning mode can use in any combination.
The all parts embodiment of the present invention can be realized with hardware, or to be run on one or more processor
Software module realize, or realized with combinations thereof.It will be understood by those of skill in the art that it can use in practice
Microprocessor or digital signal processor (DSP) realize the video data for realizing scene rendering according to embodiments of the present invention
The some or all functions of some or all parts in the device of processing.The present invention is also implemented as being used to perform this
In described method some or all equipment or program of device (for example, computer program and computer program
Product).Such program for realizing the present invention can store on a computer-readable medium, either can be with one or more
The form of individual signal.Such signal can be downloaded from internet website and obtained, either provide on carrier signal or with
Any other form provides.
It should be noted that the present invention will be described rather than limits the invention for above-described embodiment, and ability
Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.In the claims,
Any reference symbol between bracket should not be configured to limitations on claims.Word "comprising" does not exclude the presence of not
Element or step listed in the claims.Word "a" or "an" before element does not exclude the presence of multiple such
Element.The present invention can be by means of including the hardware of some different elements and being come by means of properly programmed computer real
It is existing.In if the unit claim of equipment for drying is listed, several in these devices can be by same hardware branch
To embody.The use of word first, second, and third does not indicate that any order.These words can be explained and run after fame
Claim.
Claims (10)
1. a kind of video data handling procedure for realizing scene rendering, it includes：
Obtain video data；
The video data is screened, obtains the pending two field picture for including special object；
Scene cut processing is carried out to the pending two field picture, obtains being directed to the foreground image of the special object；
Drawing three-dimensional scene background figure；
The three-dimensional scenic Background and the foreground image are subjected to fusion treatment, the two field picture after being handled；
Two field picture after processing is covered into the video data after pending two field picture is handled.
2. according to the method for claim 1, wherein, the acquisition video data further comprises：
Obtain local video data and/or network video data.
3. according to the method for claim 1, wherein, the acquisition video data further comprises：
Obtain the video data synthesized by multiple local pictures and/or multiple network pictures.
4. according to the method any one of claim 1-3, wherein, it is described that the video data is screened, obtain
Pending two field picture comprising special object further comprises：
The video data of user's specified time section is screened, obtains the pending two field picture for including special object.
5. according to the method any one of claim 1-4, wherein, the drawing three-dimensional scene background figure further wraps
Include：
According to the terrain information of height map drawing three-dimensional scene background figure.
6. according to the method for claim 5, wherein, the drawing three-dimensional scene background figure further comprises：
According to the terrain information of the three-dimensional scenic Background, texture mapping processing is carried out to the three-dimensional scenic Background.
7. according to the method any one of claim 1-6, wherein, the drawing three-dimensional scene background figure further wraps
Include：
In the default statically and/or dynamically effect textures of part designated area addition of the three-dimensional real-time scene Background.
8. a kind of video data processing apparatus for realizing scene rendering, it includes：
Acquisition module, suitable for obtaining video data；
Module is screened, suitable for being screened to the video data, obtains the pending two field picture for including special object；
Split module, suitable for carrying out scene cut processing to the pending two field picture, obtain being directed to the special object
Foreground image；
Drafting module, suitable for drawing three-dimensional scene background figure；
Fusion Module, suitable for the three-dimensional scenic Background and the foreground image are carried out into fusion treatment, after being handled
Two field picture；
Overlay module, suitable for the two field picture after processing is covered into the video data after pending two field picture is handled.
9. a kind of computing device, including：Processor, memory, communication interface and communication bus, the processor, the storage
Device and the communication interface complete mutual communication by the communication bus；
The memory is used to deposit an at least executable instruction, and the executable instruction makes the computing device such as right will
Ask and operated corresponding to the video data handling procedure for realizing scene rendering any one of 1-7.
10. a kind of computer-readable storage medium, an at least executable instruction, the executable instruction are stored with the storage medium
Make the video data handling procedure of realizing scene rendering of the computing device as any one of claim 1-7 corresponding
Operation.
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