CN109936700A - Video streaming image quality processing system and video streaming image quality processing method - Google Patents
Video streaming image quality processing system and video streaming image quality processing method Download PDFInfo
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Abstract
This application discloses a kind of video streaming image quality processing system and video streaming image quality processing method, which includes image acquisition module, picture detecting unit and image assembled unit.Image acquisition module captures the first video streaming and the second video streaming, and the first video streaming includes multiple first image timesharing pictures with the first exposure value, and the second video streaming includes multiple second timesharing image timesharing pictures with the second exposure value.Synchronization the first image timesharing picture corresponds to the second image timesharing picture, and the first exposure value is greater than the second exposure value.Picture detecting unit detects the first exposure value and brightness value of the first image timesharing picture, exports superposed signal when the first exposure value is lower than exposure threshold value and brightness value is lower than brightness threshold value.At this point, the first image timesharing picture and the second image timesharing picture are overlapped into brightness superimposed image timesharing picture by image assembled unit.
Description
Technical field
The present invention relates to field of image processing, especially video streaming image quality processing system and video streaming image quality processing sides
Method.
Background technique
General camera or video camera, in a scene it is most bright with most dark lightness ratio (also known as dynamic range,
Dynamic Range) it is about 1000:1.However, the dynamic range that human eye can be differentiated is about 10000:1, thus specific
Environment field domain, photo that camera is broken forth and human eye vision have obvious drop.For example, under a bright ambient environment, if camera is intended to pair
Coke may be presented that background is excessively bright when the details of object, and the situation of a piece of white is presented；And if background to be showed, possibility
Cause the situation that object is excessively dark, details can not be presented.
For this, digital camera penetrates the operation of image procossing at present, the photo of number Zhang Butong exposure value is shot, by those
Image takes part to overlap, and the details of background and object can be presented simultaneously, makes photo closer to the parsing of human eye, referred to as high dynamic
Model is (High Dynamic Range, HDR).
However, for video streaming, that is, dynamic image, to carry out the synthesis of image, same time point must just be clapped
Take the photograph two pictures.For example, per second at least with 30 picture (30frame with camera that can be smooth in the parsing of general human eye
Per second, 30FPS), it is per second at least to intercept 60 pictures and just there is method to be overlapped.When the picture of shooting increases,
Time for exposure then reduces, and causes the reduction of light-inletting quantity, and overall brightness is dimmed, and under the conditions of environment light is insufficient, even if with folded
The mode of conjunction carries out image procossing, still can not clearly parse the details of object.
Summary of the invention
In order to solve the variety of problems on traditional technology, a kind of video streaming image quality processing system is provided herein.Image string
Flowing image quality processing system includes image acquisition module, picture detecting unit and image assembled unit.Image acquisition module captures
First video streaming and the second video streaming, the first video streaming include multiple first image timesharing pictures, this waits the first image
Timesharing picture the first exposure value having the same.Second video streaming includes multiple second timesharing image timesharing pictures, this equal the
Two image timesharing picture the second exposure values having the same.In corresponding second image point of the first image timesharing picture of synchronization
When picture, and the first exposure value be greater than the second exposure value.Picture detecting unit communication connection receives the in image acquisition module
One video streaming and the first exposure value, picture detecting unit more detect the first brightness value of each first image timesharing picture, picture
Detecting unit the first exposure value lower than exposure threshold value, and the first brightness value be lower than brightness threshold value when, generate and export folded
Plus signal.Image assembled unit communication connection receives the first video streaming and the second video streaming, image in image acquisition module
Assembled unit is connected with picture detecting unit, and receives superposed signal, will when image assembled unit receives superposed signal
The first image timesharing picture and the second image timesharing picture at corresponding superposed signal moment are overlapped into brightness superimposed image timesharing picture
Face.
Here, more providing a kind of video streaming image quality processing method comprising the steps of: capture the by image acquisition module
One video streaming and the second video streaming, the first video streaming include multiple first image timesharing pictures, and the first image timesharing is drawn
Face one first exposure value having the same, the second video streaming include multiple second timesharing image frames, and the second image timesharing is drawn
Face one second exposure value having the same, in the corresponding second image timesharing picture of the first image timesharing picture of synchronization, and
First exposure value is greater than the second exposure value；Receive the first video streaming and the first video streaming by picture detecting unit first exposes
Light value, and the first brightness value of each first image timesharing picture is detected, threshold value is exposed when the first exposure value is lower than, and first is bright
When angle value is higher than brightness threshold value, generates and export superposed signal；And the first video streaming, the are received by image assembled unit
Two video streamings and superposed signal, when image assembled unit receives superposed signal, by the first of the corresponding superposed signal moment
Image timesharing picture and the second image timesharing picture are all overlapped to form brightness superposition timesharing picture.
In some embodiments, picture detecting unit is higher than exposure threshold value in the first exposure value or the first brightness value is high
When brightness threshold value, combination signal is generated and exported, when image assembled unit receives combination signal, combines signal for corresponding
The first image timesharing picture at moment and the second image timesharing picture are locally overlapped into high dynamic range timesharing picture.Further
Ground, the brightness superposition timesharing picture and high dynamic range timesharing picture at each moment can synthesize resultant image crossfire.
In some embodiments, the first time for exposure corresponding to the first exposure value is the second exposure corresponding to second value
The multiple of time.
In some embodiments, exposing the time for exposure corresponding to threshold value is 1/120 to 1/60 second.Further, bright
Spending threshold value is 20 to 80.
In some embodiments, when picture detecting unit generates and exports superposed signal, feedback signal is generated to image
Acquisition module.When image acquisition module receives feedback signal, then third image timesharing picture is captured, and it is single to be sent to image combination
Member.When judging twice of the first brightness of the first image timesharing picture is to be still below brightness threshold value, by the first image timesharing
Picture overlaps to form improvement brightness timesharing picture to replace brightness to be superimposed timesharing picture with third image timesharing picture.If the first shadow
It, can be by the first image timesharing picture, the second image as the three times of the first brightness of timesharing picture are when being still below brightness threshold value
Timesharing picture and third image timesharing picture, which overlap to be formed, highlights timesharing picture to replace brightness to be superimposed timesharing picture.
Here, third exposure value corresponding to third image timesharing picture is greater than the second exposure value, and it is less than or equal to the first exposure value.
As a result, when video streaming overlaps, in addition to that can make bright, excessively dark ground can in the way of high dynamic range
Enough complementary adjustment image quality, more can be for video streaming be limited to, and the time for exposure is insufficient, and place excessively dark for picture brightness penetrates
The mode of brightness overlapping carries out luminance compensation, and object is understood and is parsed.To which video streaming can more meet observed by human eye
The vision dynamic range arrived.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the unit illustrative diagram of video streaming image quality processing system；
Fig. 2 is the illustrative diagram for overlapping one embodiment of timesharing picture；
Fig. 3 is the illustrative diagram for overlapping another embodiment of timesharing picture；
Fig. 4 is the illustrative diagram for overlapping the another embodiment of timesharing picture；
Fig. 5 is the exemplary process diagram of one embodiment of video streaming image quality processing method；And
Fig. 6 is the exemplary process diagram of one embodiment of video streaming image quality processing method.
[symbol description]
1 video streaming image quality processing system
10 image acquisition module, 20 picture detecting unit
30 image assembled unit, 200 picture processing chip module
F feedback signal F1 the first image timesharing picture
F2 the second image timesharing picture F3 third image timesharing picture
FB improvement brightness timesharing picture FBI highlights timesharing picture
FL brightness is superimposed the first video streaming of timesharing picture IS1
IS2 the second video streaming ISP resultant image crossfire
S1 superposed signal S2 combines signal
S100 video streaming image quality processing method
S200 video streaming image quality processing method
S10 captures the first video streaming and the second video streaming
Whether the first exposure value of S20 the first image timesharing picture is less than exposure threshold value
Whether the first brightness value of S30 the first image timesharing picture is less than brightness threshold value
S41 is generated and is exported superposed signal
S42 generates and exports superposed signal and feedback signal
S43 overlaps the first image timesharing picture and the second image timesharing picture forms brightness superimposed image timesharing picture
Whether twice of the first brightness value of S44 the first image timesharing picture is less than brightness threshold value
S45 overlaps the first image timesharing picture and the second image timesharing picture forms brightness superimposed image timesharing picture
S46 captures third image timesharing picture
Whether the three times of the brightness value of S47 the first image timesharing picture are less than brightness threshold value
S48 overlaps the first image timesharing picture, the second image timesharing picture and the first image timesharing picture and forms enhancing
Brightness timesharing picture
S49 overlaps the first image timesharing picture and third image timesharing picture forms improvement brightness timesharing picture
S51 is generated and is exported combination signal
Locally the first image timesharing picture of overlapping and the second image timesharing picture form high dynamic range timesharing picture to S53
S60 generates resultant image crossfire
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to invention is illustrated only in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Fig. 1 is the unit illustrative diagram of video streaming image quality processing system.Fig. 2 is overlapping one embodiment of timesharing picture
Illustrative diagram.As shown in Figs. 1-2, video streaming image quality processing system 1 includes image acquisition module 10, picture detecting list
Member 20 and image assembled unit 30.Image acquisition module 10 captures the first video streaming IS1 and the second video streaming IS2.The
One video streaming IS1 includes multiple first image timesharing picture F1, the first image timesharing picture F1 the first exposure having the same
Value.Second video streaming IS2 includes multiple second timesharing image timesharing picture F2, and the second image timesharing picture F2 is having the same
Second exposure value.The corresponding second image timesharing picture F2 of first image timesharing picture F1 of corresponding synchronization, and the first exposure
Value is greater than the second exposure value.20 communication connection of picture detecting unit receives the first video streaming IS1 in image acquisition module 10
And it is first bright more to detect each first image timesharing picture F1 for first the first exposure value of video streaming IS1, picture detecting unit 20
Angle value, picture detecting unit 20 the first exposure value lower than exposure threshold value, and the first brightness value be lower than brightness threshold value when, produce
It gives birth to and exports superposed signal S1.30 communication connection of image assembled unit receives the first video streaming IS1 in image acquisition module 10
And the second video streaming IS2.Image assembled unit 30 is connected with picture detecting unit 20, and receives superposed signal S1, works as shadow
When receiving superposed signal S1 as assembled unit 30, by the first image timesharing picture F1 and second at corresponding superposed signal S1 moment
Image timesharing picture F2 overlaps (overlapping) Cheng Liangdu superimposed image timesharing picture FL.
Referring again to Fig. 1, picture detecting unit 20 is higher than exposure threshold value in the first exposure value or the first brightness value is higher than
When brightness threshold value, combination signal S2 is generated and exported, when image assembled unit 30 receives combination signal S2, is combined corresponding
The first image timesharing picture F1 at signal S2 moment and the second image timesharing picture F2 is locally overlapped into high dynamic range timesharing picture
Face.Here, part is overlapped into high dynamic range timesharing picture and is handled using high dynamic range images various in the prior art
Technology is reached.
In some embodiments, image acquisition module 10 can be the combination of camera lens and photosensory assembly, and photosensory assembly can be with
For photosensitive coupling component (Charge-coupled Device, CCD) or complementary metal oxide semiconductor
(Complementary Metal-Oxide-Semiconductor, CMOS) photosensory assembly.Picture detecting unit 20 and image
Assembled unit 30 can be integrated into a picture processing chip module 200.
In some embodiments, exposing the time for exposure corresponding to threshold value is 1/120 to 1/60 second, preferably, 1/120
Second, 1/90 second, 1/80 second, 1/60 second etc..First time for exposure corresponding to first exposure value is corresponding to the second exposure value
The multiple of second time for exposure.For example, the first video streaming IS1 corresponding time for exposure is 1/60, and the second video streaming IS1
The corresponding time for exposure is 1/540.But it is naturally not limited to this.
Here, brightness refers to the average value of each pixel intensity in the first image timesharing picture F1, each pixel is highest bright
Degree is 255, minimum 0.Brightness threshold value is 20 to 80.Preferably 20,30,40,50,60,70 etc..As shown in Fig. 2, being in herein
Now overlap one embodiment of timesharing picture, herein only with the pixel grid of 5x5 as example, actually the quantity of pixel far more than
This, by the first image timesharing picture F1 and the second image timesharing picture F2 be overlapped into brightness superimposed image timesharing picture FL refer to by
The brightness of each pixel is directly superimposed.In this way, the brightness value value of each pixel connects superposition.
Fig. 1 is the cell schematics of video streaming image quality processing system.Fig. 3 is to overlap showing for another embodiment of timesharing picture
Example property schematic diagram, Fig. 4 are the illustrative diagram for overlapping the another embodiment of timesharing picture.Referring again to Fig. 1, when picture detects list
S1 when member 20 generates and exports superposed signal, more generation feedback signal F to image acquisition module 10.When image acquisition module 10 is received
To feedback signal F, then a third image timesharing picture F3 is captured, and be sent to image assembled unit 30.Third image timesharing is drawn
Third exposure value corresponding to the F3 of face is greater than the second exposure value, and is less than or equal to the first exposure value.Image assembled unit 30 is
It can optionally overlap to form brightness superposition timesharing picture FL, or optionally by the first image timesharing picture and third image point
When picture F3 overlap to form improvement brightness timesharing picture FB.For example, as shown in Figure 3, it is assumed that when setting brightness threshold value as 50, the
The brightness of one timesharing picture F1 is about 23, when being still below brightness threshold value twice of the brightness of the first timesharing picture F1, image
Assembled unit 30 overlaps the first image timesharing picture and third image timesharing picture F3 to form improvement brightness timesharing picture FB.?
This, be equal to the first timesharing picture F1 with the brightness of the pixel grid of 5x5, third timesharing picture F3, brightness threshold value is 50, the
It is example that twice of the brightness of one timesharing picture F1, which is still below brightness threshold value, but non-to limit, actual operation setting
It is not limited to this.
Further, as shown in figure 4, when setting brightness threshold value as 70, the three of the brightness of the first timesharing picture F1
When being still below brightness threshold value again, image assembled unit 30 by the first image timesharing picture F1, the second image timesharing picture F2 and
Third image timesharing picture F3 overlaps to form improvement brightness timesharing picture FBI.Here, be with the pixel grid of 5x5 as example,
The brightness that the brightness of third timesharing picture F3 is equal to the first timesharing picture F1, brightness threshold value is the 70, first timesharing picture F1
It is example that three times, which are still below brightness threshold value, but non-to limit, and is naturally not limited to this.Can also actually adopt three with
The picture superposition of first image timesharing picture F1 can also be superimposed more pictures, however, all need to be with image acquisition module 10
Acquisition function and determine.
Fig. 5 is the exemplary process diagram of one embodiment of video streaming image quality processing method.As shown in figure 5, and referring concurrently to
Fig. 1 and Fig. 2, video streaming image quality processing method S100 include step S10, step S20, step S30, step 41 and step
S43.Step S10 is to capture the first video streaming IS1 and the second video streaming IS2, the first image string by image acquisition module 10
Flowing IS1 includes multiple first image timesharing picture F1, first image timesharing picture F1 the first exposure value having the same.Second shadow
As crossfire IS2 includes multiple second timesharing image frame F2, second image timesharing picture F2 the second exposure value having the same.?
The corresponding second image timesharing picture F2 of first image timesharing picture F1 of synchronization, and the first exposure value is greater than second exposure
Value.
Step S20 is to receive the first of the first video streaming IS1 and the first video streaming IS1 by picture detecting unit 20 to expose
Light value, and judge whether the first exposure value is lower than exposure threshold value.When the judgment is yes, S30 is entered step.Step S30 be by
It is bright that picture detecting unit 20 judges whether the first brightness value of each first image timesharing picture F1 in the first video streaming IS1 is lower than
Spend threshold value.When the judgment is yes, S41 picture detecting unit 20 is entered step to generate and export superposed signal S1 to image combination
Unit 30, and enter step S43.
Step S43 by image assembled unit 30 after receiving superposed signal S1, by received first video streaming IS1
And second to correspond to the first image timesharing picture F1 and the second image timesharing picture F2 at superposed signal moment in video streaming IS2 complete
Portion's overlapping is to form brightness superposition timesharing picture FL.
Further, as shown in figure 5, video streaming image quality processing method S100 further includes step S51, step S53 and step
Rapid S60.When step S20 or step S30 are judged as NO, in progress step S51.Step S51 is produced by picture detecting unit 20
It gives birth to and exports combination signal S1 to image assembled unit 30, and enter step S53.Step S53 is when image assembled unit 30 is received
To the first image timesharing picture F1 that the combination signal S2 moment when combining signal S2, will be corresponded to and F2 innings of the second image timesharing picture
Portion is overlapped into high dynamic range timesharing picture.Here, it is using in the prior art that part, which is overlapped into high dynamic range timesharing picture,
The technology of various high dynamic range images processing is reached.
Finally after step S43 and step S53, progress step S60, each moment after processing at high dynamic range timesharing
Picture and brightness superposition timesharing picture FL are combined into resultant image crossfire ISP.
Fig. 6 is the exemplary process diagram of another embodiment of video streaming image quality processing method.As shown in figure 5, simultaneously joining simultaneously
It include step S10, step S20, step S30, step according to Fig. 1, Fig. 3 and Fig. 4, video streaming image quality processing method S200
S42, step S44, step S45, step S46, step S47, step S48, step S49, step S51, step S53 and step
S60.Wherein step S10, step S20, step S30, step S51, step S53 and step S60 and embodiment party above-mentioned are substantially
Identical, details are not described herein.
In step S42, when picture detecting unit 20 generates and exports superposed signal S1, while feedback signal F is generated extremely
Image acquisition module 10.Then it is introduced into step S44, picture detecting unit 20 judges each first shadow in the first video streaming IS1
Whether brightness threshold value is lower than twice of the first brightness value as timesharing picture F1.When the judgment is no, if enter step S45,
When being judged as YES, S46 is entered step.Here, whether being lower than with twice of the first brightness value of the first image timesharing picture F1
Brightness threshold value is only as the example judged, not to limit.
Step S45 is roughly the same with the step S43 of previous embodiment, will be received after receiving superposed signal S1
The first image timesharing picture F1 and second at superposed signal moment is corresponded in first video streaming IS1 and the second video streaming IS2
Image timesharing picture F2 is all overlapped to form brightness superposition timesharing picture FL.Step S46 is that image acquisition module 10 is receiving
When feedback signal F, third image timesharing picture F3 is captured.
Step S47 is that picture detecting unit 20 judges of each first image timesharing picture F1 in the first video streaming IS1
Whether the three times of one brightness value are lower than brightness threshold value.When the judgment is no, if enter step S48, be judged as NO, into step
Rapid S49.Here, being whether to be lower than brightness threshold value using the three times of the first brightness value of the first image timesharing picture F1 only as sentencing
Disconnected example, not to limit.
Step S48 is image assembled unit 30 by the first image timesharing picture F1, second image timesharing picture F2, Yi Ji
Three image timesharing picture F3 overlap to form the timesharing picture FBI that highlights.Step S49 is image assembled unit 30 by the first image
Timesharing picture F1 and third image timesharing picture F3 overlaps to form improvement brightness timesharing picture FB.
In the above-described embodiments, when video streaming overlaps, in addition to bright, mistake can be made in the way of high dynamic range
Dark place complementary can adjust image quality, more can be insufficient for the time for exposure for being limited to video streaming, for picture brightness mistake
Dark place carries out luminance compensation through the mode of brightness overlapping.To which the parsing of whole object is relatively sharp, video streaming energy
Vision dynamic range observed by closer to human eye.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (15)
1. a kind of video streaming image quality processing system, characterized by comprising:
One image acquisition module, captures one first video streaming and one second video streaming, which includes multiple
First image timesharing picture, equal first image timesharing picture, one first exposure value having the same, the second video streaming packet
Containing multiple second timesharing image timesharing pictures, equal second image timesharing picture, one second exposure value having the same, same
The first image timesharing picture at moment corresponds to the second image timesharing picture, and first exposure value is greater than second exposure
Value；
One picture detecting unit, communication connection receive first video streaming and first image in the image acquisition module
One first exposure value of crossfire, the picture detecting unit also detect one first brightness value of respectively the first image timesharing picture, should
Picture detecting unit first exposure value lower than one exposure threshold value, and first brightness value be lower than a brightness threshold value when,
It generates and exports a superposed signal；
One image assembled unit, communication connection receive first video streaming and the second image string in the image acquisition module
Stream, which is connected to the picture detecting unit, and receives the superposed signal, when the image assembled unit receives
When the superposed signal, the first image timesharing picture at the corresponding superposed signal moment and the second image timesharing picture are overlapped
At a brightness superimposed image timesharing picture.
2. video streaming image quality processing system as described in claim 1, which is characterized in that the picture detecting unit this first
When exposure value is higher than the exposure threshold value or first brightness value higher than the brightness threshold value, a combination signal is generated and exports,
When the image assembled unit receives the combination signal, by the first image timesharing picture at the corresponding combination signal moment and it is somebody's turn to do
Second image timesharing picture is locally overlapped into a high dynamic range timesharing picture.
3. video streaming image quality processing system as described in claim 1, which is characterized in that one corresponding to first exposure value
First time for exposure was the multiple of one second time for exposure corresponding to second exposure value.
4. video streaming image quality processing system as described in claim 1, which is characterized in that exposure corresponding to the exposure threshold value
It is 1/120 to 1/60 second between light time.
5. video streaming image quality processing system as claimed in claim 4, which is characterized in that the brightness threshold value is 20 to 80.
6. video streaming image quality processing system as described in claim 1, which is characterized in that when the picture detecting unit generates simultaneously
When exporting the superposed signal, a feedback signal is generated to the image acquisition module, when the image acquisition module receives feedback letter
Number, then a third image timesharing picture is captured, and be sent to the image assembled unit, which is can be optionally
Overlapping forms brightness superposition timesharing picture, or optionally by the first image timesharing picture and the third image timesharing picture
Overlapping forms and changes good brightness timesharing picture, wherein a third exposure value corresponding to the third image timesharing picture be greater than this
Two exposure values, and it is less than or equal to first exposure value.
7. video streaming image quality processing system as claimed in claim 6, which is characterized in that the image assembled unit energy selecting type
Ground overlaps the first image timesharing picture, the second image timesharing picture and the third image timesharing picture, to form one
Highlight timesharing picture.
8. a kind of video streaming image quality processing method, characterized by comprising:
One first video streaming and one second video streaming are captured by an image acquisition module, which includes multiple
First image timesharing picture, equal first image timesharing picture, one first exposure value having the same, the second video streaming packet
Containing multiple second timesharing image frames, equal second image timesharing picture, one second exposure value having the same, in synchronization
The first image timesharing picture correspond to the second image timesharing picture, and first exposure value is greater than second exposure value；
First video streaming and first exposure value of first video streaming are received by a picture detecting unit, and detecting should
One first brightness value of the first video streaming exposes threshold value when first exposure value is lower than one, and first brightness value is lower than
When one brightness threshold value, generates and export a superposed signal；And
First video streaming, second video streaming and the superposed signal are received by an image assembled unit, when the image group
When conjunction unit receives the superposed signal, the first image timesharing picture and second image at the superposed signal moment will be corresponded to
Timesharing picture is all overlapped to form brightness superposition timesharing picture.
9. video streaming image quality processing method as claimed in claim 8, which is characterized in that the picture detecting unit this first
When exposure value is higher than the exposure threshold value or first brightness value higher than the brightness threshold value, a combination signal is generated and exports,
When the image assembled unit receives the combination signal, by the first image timesharing picture at the corresponding combination signal moment and it is somebody's turn to do
Second image timesharing picture is locally overlapped into a high dynamic range timesharing picture.
10. video streaming image quality processing method as claimed in claim 9, which is characterized in that further include the high dynamic
Range timesharing picture and brightness superposition timesharing picture are at being combined into a resultant image crossfire.
11. video streaming image quality processing method as claimed in claim 8, which is characterized in that corresponding to first exposure value
One first time for exposure was the multiple of one second time for exposure corresponding to the second value.
12. video streaming image quality processing method as claimed in claim 8, which is characterized in that corresponding to the exposure threshold value
Time for exposure is 1/120 second to 1/60 second.
13. video streaming image quality processing method as claimed in claim 12, which is characterized in that the brightness threshold value be 20 to
60。
14. video streaming image quality processing method as claimed in claim 8, which is characterized in that further include:
When the picture detecting unit generates and exports the superposed signal, a feedback signal is generated to the image acquisition module；
When the image acquisition module receives the feedback signal, then a third image timesharing picture is captured, and be sent to the image group
Close unit；
Judge twice of first brightness of the first image timesharing picture whether lower than the brightness threshold value；And
When the image assembled unit judges to be still below the brightness door twice of first brightness of the first image timesharing picture
When value, which is overlapped to be formed with the third image timesharing picture and changes good brightness timesharing picture to replace
The brightness is superimposed timesharing picture, and wherein a third exposure value corresponding to the third image timesharing picture is greater than second exposure
Value, and it is less than or equal to first exposure value.
15. video streaming image quality processing method as claimed in claim 14, which is characterized in that further include:
Judge whether the three times of first brightness of the first image timesharing picture are lower than the brightness threshold value；And
When the image assembled unit judges the three times of first brightness of the first image timesharing picture lower than the brightness threshold value
When, it overlaps the first image timesharing picture, the second image timesharing picture and the third image timesharing picture to form an increasing
Strong brightness timesharing picture, replaces the brightness to be superimposed timesharing picture, and wherein a third corresponding to the third image timesharing picture exposes
Light value is greater than second exposure value, and is less than or equal to first exposure value.
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101170650A (en) * | 2006-10-24 | 2008-04-30 | 致伸科技股份有限公司 | Highly dynamic image method and system generating specific scenario |
| TW201216691A (en) * | 2010-08-23 | 2012-04-16 | Red Com Inc | High dynamic range video |
| CN104010134A (en) * | 2013-02-26 | 2014-08-27 | 通用汽车环球科技运作有限责任公司 | System and method for creating an image with a wide dynamic range |
| CN104168403A (en) * | 2014-06-27 | 2014-11-26 | 深圳市大疆创新科技有限公司 | High dynamic range video recording method and device based on Bayer color filtering array |
| CN104601905A (en) * | 2013-10-31 | 2015-05-06 | 恒景科技股份有限公司 | METHOD and device FOR GENERATING HIGH DYNAMIC RANGE IMAGES, and computer program product |
| US20150172528A1 (en) * | 2013-12-12 | 2015-06-18 | Sony Corporation | Imaging apparatus, imaging signal processing circuit, imaging signal processing method, display apparatus, image signal processing circuit, and image signal processing method |
| TW201533705A (en) * | 2014-02-25 | 2015-09-01 | Acer Inc | Dynamic exposure adjusting method and electronic apparatus using the same |
| CN104954698A (en) * | 2014-03-31 | 2015-09-30 | 佳能株式会社 | Image processing apparatus capable of generating composite video image, and control method therefor |
| CN105812677A (en) * | 2016-04-29 | 2016-07-27 | 宇龙计算机通信科技(深圳)有限公司 | Image generating method and system |
-
2017
- 2017-12-19 CN CN201711377276.1A patent/CN109936700B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101170650A (en) * | 2006-10-24 | 2008-04-30 | 致伸科技股份有限公司 | Highly dynamic image method and system generating specific scenario |
| TW201216691A (en) * | 2010-08-23 | 2012-04-16 | Red Com Inc | High dynamic range video |
| CN104010134A (en) * | 2013-02-26 | 2014-08-27 | 通用汽车环球科技运作有限责任公司 | System and method for creating an image with a wide dynamic range |
| CN104601905A (en) * | 2013-10-31 | 2015-05-06 | 恒景科技股份有限公司 | METHOD and device FOR GENERATING HIGH DYNAMIC RANGE IMAGES, and computer program product |
| US20150172528A1 (en) * | 2013-12-12 | 2015-06-18 | Sony Corporation | Imaging apparatus, imaging signal processing circuit, imaging signal processing method, display apparatus, image signal processing circuit, and image signal processing method |
| TW201533705A (en) * | 2014-02-25 | 2015-09-01 | Acer Inc | Dynamic exposure adjusting method and electronic apparatus using the same |
| CN104954698A (en) * | 2014-03-31 | 2015-09-30 | 佳能株式会社 | Image processing apparatus capable of generating composite video image, and control method therefor |
| CN104168403A (en) * | 2014-06-27 | 2014-11-26 | 深圳市大疆创新科技有限公司 | High dynamic range video recording method and device based on Bayer color filtering array |
| CN105812677A (en) * | 2016-04-29 | 2016-07-27 | 宇龙计算机通信科技(深圳)有限公司 | Image generating method and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110278375A (en) * | 2019-06-28 | 2019-09-24 | Oppo广东移动通信有限公司 | Image processing method, device, storage medium and electronic equipment |
| CN110278375B (en) * | 2019-06-28 | 2021-06-15 | Oppo广东移动通信有限公司 | Image processing method, image processing device, storage medium and electronic equipment |
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|---|---|
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