Invention content
The main object of the present invention is to provide a kind of projected picture antidote, it is intended to ensure that chip processing speed is higher
Meanwhile promoting the clarity of image.
To achieve the above object, a kind of projected picture antidote proposed by the present invention, including:
The raw image data of input is decoded processing, and it is that the resolution ratio of decoded image data, which is turned down,
One default resolution ratio is to obtain the image data of the first default resolution ratio;
The image data of the described first default resolution ratio is corrected according to the corrective instruction received to obtain correction
Image data;
It is second that the correcting image data, which are zoomed in and out processing and the resolution ratio of the correcting image data is turned up,
Default resolution ratio is to obtain the image data of the second default resolution ratio;
The image data of described second default resolution ratio is sent to spatial light modulator, so that the spatial light modulator
Reception light is modulated according to the image data of the described second default resolution ratio and forms correction projected picture.
Preferably, described that the raw image data of input is decoded processing, and dividing decoded image data
Resolution is turned down includes with the image data for obtaining the first default resolution ratio for the first default resolution ratio:
It is frame sequential data by the processing of the raw image data of input, and by the resolution ratio 1920* of the frame sequential data
1080 are adjusted to 1280*720.
Preferably, the corrective instruction includes projected picture Adjusting Shape or projected picture resolution adjustment.
Preferably, the correcting image data are zoomed in and out into processing and the resolution ratio of the correcting image data is turned up
Include with the image data for obtaining the second default resolution ratio for the second default resolution ratio:
By the correcting image data zooming processing be image data stream, and by the resolution ratio of the correcting image data by
1280*720 is adjusted to 1920*1080.
Preferably, which is characterized in that the frequency of the raw image data is each 60 hertz of right and left eyes.
Preferably, the described first default resolution ratio is more than the 50% of raw image data resolution ratio.
The present invention also proposes a kind of projected picture apparatus for correcting, including:
The raw image data of input is decoded processing by front-end image processor, and by decoded image data
Resolution ratio turn down as the first default resolution ratio to obtain the image data of the first default resolution ratio;
Data rectifier corrects the image data of the described first default resolution ratio according to the corrective instruction received
To obtain correcting image data;
The correcting image data are zoomed in and out processing and by the resolution ratio of the correcting image data by video-stream processor
It is turned up as the second default resolution ratio to obtain the image data of the second default resolution ratio;
The image data of described second default resolution ratio is sent to spatial light modulator, so that institute by spatial light modulator
Spatial light modulator is stated to be modulated reception light according to the image data of the described second default resolution ratio and form correction projection
Picture.
Preferably, the processing of the raw image data of input is frame sequential data by the front-end image processor, and by institute
The resolution ratio 1920*1080 for stating frame sequential data is adjusted to 1280*720.
Preferably, the corrective instruction includes projected picture Adjusting Shape or projected picture resolution adjustment.
Preferably, correcting image data zooming processing is image data stream by the video-stream processor, and will be described
The resolution ratio of correcting image data is adjusted to 1920*1080 by 1280*720.
Preferably, which is characterized in that the frequency of the raw image data is each 60 hertz of right and left eyes.
Preferably, the described first default resolution ratio is more than the 50% of raw image data resolution ratio.
Technical solution of the present invention is decoded by the image data to input, and reduces the resolution ratio of image data,
After carrying out malformation correction, the resolution ratio of image data is promoted, 3D projection images are eventually formed.Technical solution of the present invention
In processing procedure, resolution ratio is first reduced so that the amount of data processing of the chip when handling data is appropriate, ensures the place of chip
Manage speed.To ensure that resolution ratio is further increased after malformation correction, carried by the clarity of image, technical solution of the present invention
Rise the image quality of projected picture.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative position relation, motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
To be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model
Within enclosing.
The present invention proposes a kind of projected picture antidote.The projected picture antidote can be applied in 3D projectors.
With reference to Fig. 3, in embodiments of the present invention, the projected picture antidote, including:
S100, the raw image data of input is decoded to processing, and by the resolution ratio tune of decoded image data
Low is the first default resolution ratio to obtain the image data of the first default resolution ratio.In the present embodiment, the projected picture correction side
Method is applied in 3D projections, and after receiving 3D information source contents, it is aobvious suitable for 3D projections to carry out processing formation to 3D information sources content
The image data shown.In other embodiments, which applies also in 4D, 5D and other projections.
S200, the image data of the described first default resolution ratio is corrected to obtain according to the corrective instruction received
Correcting image data.It should be noted that after receiving the image data after decoding, scaling processing, according to the correction received
Instruction, corrects 3D rendering data, forms the 3D rendering data after being suitable for deformity compensation.
S300, the correcting image data are zoomed in and out to processing and are by the height-regulating of the resolution ratio of the correcting image data
Second default resolution ratio is to obtain the image data of the second default resolution ratio.It should be noted that after receiving correction compensation
It after 3D rendering data, zooms in and out after processing reaches and forms image data stream signal, to meet the needs of projecting in next step.
S400, the image data of the described second default resolution ratio is sent to spatial light modulator, so that the spatial light
Modulator is modulated reception light according to the image data of the described second default resolution ratio and forms correction projected picture.It receives
After to scaling processing after traffic spike, drive signal is formed so that spatial light modulator handles light, is thrown to be formed
The image of shadow.
Technical solution of the present invention is decoded by using the image data to input, and the resolution to reducing image data
Rate promotes the resolution ratio of image data after carrying out malformation correction, eventually forms 3D projection images.Skill of the present invention
Art scheme first reduces resolution ratio in processing procedure so that the amount of data processing of the chip when handling data is appropriate, protects chip
Processing speed.While promoting chip processing speed, to ensure that the clarity of image, technical solution of the present invention are rectified in deformity
After just, further resolution ratio is increased, sensory experience is optimized to be promoted.
It is described " raw image data of input to be decoded processing, and by decoded image data in the present embodiment
Resolution ratio turn down as the first default resolution ratio to obtain the image data of the first default resolution ratio " include:
It is frame sequential data by the processing of the raw image data of input, and by the resolution ratio 1920* of the frame sequential data
1080 are adjusted to 1280*720.
In addition to this it is possible to which resolution ratio 1920*1080 is adjusted to 1024*768,1280*768,1400*1050,1440*
900, the resolution ratio of the formats such as 1680*1050 or 1920*1200.
In the present embodiment, the corrective instruction includes projected picture Adjusting Shape or projected picture resolution adjustment.Wherein
Corrective instruction can come from man-machine interface, such as:By one jiao of the picture of display along a direction compression or stretching;Correction
Instruction can also be the image conditions that detection device detects image, projection situation be fed back to chip, chip is according to feedback
After image is compared with standard picture, it is adjusted, to form correcting image.
It is described " the correcting image data to be zoomed in and out into processing and by the correcting image data in the present embodiment
Resolution ratio is turned up as the second default resolution ratio to obtain the image data of the second default resolution ratio " include:
By the correcting image data zooming processing be image data stream, and by the resolution ratio of the correcting image data by
1280*720 is adjusted to 1920*1080.
It is worth noting that the resolution ratio of input picture can also be other in addition to 1920*1080 formats in the present embodiment
The resolution ratio of format, such as 1920*1200 etc., the first default resolution ratio are then correspondingly arranged, and are ensureing the same of chip processing speed
When so that the clarity of image data is unlikely to decline the clarity too many, guarantee user can receive, one compromise of realization
Scheme.
In the present embodiment, the frequency of the raw image data is each 60 hertz of right and left eyes.The first default resolution ratio
More than the 50% of raw image data resolution ratio.In this way, relative to existing conventional solution, chip high processing rate is realized
While, clarity also obtains a degree of promotion.
It (is not in that right and left eyes image does not weigh that on the one hand the present embodiment met, which needs the malformation correction of 3D display to handle,
Close), on the other hand but also the amount of data processing of the processing chip when handling data is appropriate, protect the processing speed of chip.Together
When optimize the sensory experience of the loss of sharpness caused by data volume halves, same data volume halves, left in the present embodiment
Right and vertical direction is about the 70% of total evidence to make left and right and vertically since the reduction loss of data volume is consistent, with respect to optimizing
Sensory experience.
With reference to Fig. 4 and Fig. 5, it is based on above-mentioned projected picture antidote, the present invention also proposes a kind of projected picture correction dress
It sets, including:
The raw image data of input is decoded processing by front-end image processor 10, and by decoded picture number
According to resolution ratio turn down as the first default resolution ratio to obtain the image data of the first default resolution ratio;
Data rectifier 20 rectifys the image data of the described first default resolution ratio according to the corrective instruction received
Just to obtain correcting image data;
The correcting image data are zoomed in and out processing and by the resolution of the correcting image data by video-stream processor 30
Rate is turned up as the second default resolution ratio to obtain the image data of the second default resolution ratio;
The image data of described second default resolution ratio is sent to space by spatial light modulator 40, spatial light modulator
Optical modulator, so that the spatial light modulator is modulated according to the image data of the described second default resolution ratio to receiving light
And form correction projected picture.
It should be noted that 3D information sources are input in Scallar (front-end image processor 10), process the image into suitable
The image data (image data at this time is the data that do not correct) of chip size is closed, correction chip is corrected according to corrective instruction
Data, form the corresponding image data of picture of calibration, and the corresponding image data of picture of calibration is sent to video-stream processor 30
The scaling and format analysis processing for display panel are carried out, is formed and the image data of display panel is suitble to be given to the sky in display panel
Between optical modulator 40, spatial light modulator 40 is irradiated to light in spatial light modulator 40 according to image data modulation, to shape
It is emitted at image light.
With reference to Fig. 6, the corrective instruction includes projected picture Adjusting Shape or projected picture resolution adjustment.Corrective instruction
Such as can be one jiao of the picture that will be shown along a direction compression or stretch, wherein corrective instruction can come from man-machine
Interface;Corrective instruction can also be the image conditions that detection device detects image, and projection situation is fed back to processing chip, is located
After reason chip is compared according to the image of feedback with standard picture, it is adjusted, to form correcting image.
The present invention is in order to solve the problems, such as the load capacity deficiency and image displaying quality of processing chip, when processing chip band
Wide or video-stream processor 30 input tape tolerance system can only handle the picture number that resolution ratio is 1920*1080, frequency is 60Hz
According to, and it is 1920*1080, when frequency is 120Hz that cannot reach resolution ratio, sets resolution ratio to 1280*720, and will figure
The refreshing frequency setting of picture is at least 120HZ.Meanwhile each width 3D rendering is divided into continuous two frame, has respectively entered left eye
With right eye (each 60Hz).
In the present embodiment, the raw image data processing of input is frame sequence by the front-end image processor 10, and will
Resolution ratio is that the image data of 1920*1080 is adjusted to 1280*720.
In the present embodiment, the image data scaling processing that resolution ratio after correction is 1280*720 is figure by video-stream processor 30
As data flow, and the resolution ratio of image data is turned up to 1920*1080.
In the present embodiment, the frequency of the raw image data is each 60 hertz of right and left eyes.
In the present embodiment, the first default resolution ratio is more than the 50% of raw image data resolution ratio.
In the present embodiment, the resolution ratio of the corresponding spatial light modulator of 3D rendering data 40 is 1920*1080, front-end image
Processor 10 is frame sequence the 3D rendering data processing of information source, and resolution ratio 1280*720, frequency is 120Hz (right and left eyes
Each 60Hz).Input of the data rectifier 20 based on corrective instruction carries out distortion correction, does not change the format of image data, that is, divides
Resolution is 1280*720, and frequency is 120Hz (each 60Hz of right and left eyes), and video-stream processor 30 only needs zoomed image to image data
Data conversion is 1920*1080 at the data format of display panel, i.e. resolution ratio, and frequency is 120Hz (each 60Hz of right and left eyes), from
And 40 corresponding right and left eyes 3D projected images of spatial light modulator after width distortion processing are formed, by spatial light modulator 40 to light
Processing forms the 3D projected pictures after correction.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.