CN110198417A - Image processing method, device, storage medium and electronic equipment - Google Patents
Image processing method, device, storage medium and electronic equipment Download PDFInfo
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- CN110198417A CN110198417A CN201910578324.6A CN201910578324A CN110198417A CN 110198417 A CN110198417 A CN 110198417A CN 201910578324 A CN201910578324 A CN 201910578324A CN 110198417 A CN110198417 A CN 110198417A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
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Abstract
The embodiment of the present application discloses a kind of image processing method, device, storage medium and electronic equipment, wherein the embodiment of the present application is based on multiple exposure values, according to the exposure of default exposure sequence alternate, obtains the RAW image of target scene；RAW image is stored to image buffer storage queue according to the sequencing of exposure；When needing to carry out preview or taking pictures or record a video, the multiframe RAW image of newest storage is obtained from image buffer storage queue, wherein multiframe RAW image has different exposure values；Multiframe RAW image is synthesized, the composograph with high dynamic range is generated；Based on composograph, preview is carried out to target scene or takes pictures or records a video.Based on this, realizes the preview based on high dynamic range images or take pictures or record a video.
Description
Technical field
This application involves technical field of image processing, and in particular to a kind of image processing method, device, storage medium and electricity
Sub- equipment.
Background technique
With the continuous development of intelligent terminal technology, the use of electronic equipment (such as smart phone, tablet computer) is more next
It is more universal.Most electronic equipments are all built-in with camera, and with the enhancing and camera shooting of mobile terminal processing capacity
The development of head technology, the performance of built-in camera is stronger and stronger, and the quality for shooting image is also higher and higher.Electronic equipment is being given
The daily of people is taken pictures while bring convenient, and requirement of the people to the picture quality of shooting is also higher and higher.
But due to the limitation of electronic equipment hardware itself, the lesser image of brightness range or video can only be shot,
When differing biggish scene progress preview to light and shade or take pictures or record a video, it is easily lost bright or dark place details.
Summary of the invention
The embodiment of the present application provides a kind of image processing method, device, storage medium and electronic equipment, can be realized and is based on
The preview of high dynamic range images takes pictures or records a video.
In a first aspect, the embodiment of the present application provides a kind of image processing method, comprising:
Based on multiple exposure values, is exposed according to default exposure sequence alternate, obtain the RAW image of target scene；
The RAW image is stored to image buffer storage queue according to the sequencing of exposure；
When needing to carry out preview or taking pictures or record a video, the multiframe RAW of newest storage is obtained from described image buffer queue
Image, wherein the multiframe RAW image has different exposure values；
The multiframe RAW image is synthesized, the composograph with high dynamic range is generated；
Based on the composograph, preview is carried out to the target scene or takes pictures or records a video.
Second aspect, the embodiment of the present application provide a kind of image processing apparatus, comprising:
First obtains module, for being based on multiple exposure values, exposes according to default exposure sequence alternate, obtains target scene
RAW image；
Image buffer storage module stores the RAW image to image buffer storage queue for the sequencing according to exposure；
Second obtains module, for being obtained from described image buffer queue when needing to carry out preview or taking pictures or record a video
The multiframe RAW image of newest storage, wherein the multiframe RAW image has different exposure values；
Image synthesis module generates the composite diagram with high dynamic range for synthesizing to the multiframe RAW image
Picture；
Image processing module carries out preview to the target scene or takes pictures or record a video for being based on the composograph.
The third aspect, the embodiment of the present application provide a kind of storage medium, are stored thereon with computer program, when the calculating
When machine program is run on computers, so that the computer executes the image processing method provided such as the application any embodiment
Method.
Fourth aspect, the embodiment of the present application provide a kind of electronic equipment, including processor and memory, the memory have
Computer program, the processor is by calling the computer program, for executing as the application any embodiment provides
Image processing method.
Technical solution provided by the embodiments of the present application is based on multiple exposure values, exposes according to preset exposure sequence alternate,
Obtain the RAW image of target scene.Obtained RAW image is stored to image buffer storage queue according to the sequencing of exposure, when
When needing to carry out preview or taking pictures or record a video, the multiframe RAW image of newest storage is obtained from image buffer storage queue, and this is more
Frame Raw image has different exposure values.Multiframe Raw image is synthesized, the composograph with high dynamic range is generated,
It based on the composograph, carries out preview or takes pictures or record a video, so that preview screen or the photo of shooting, video etc. all have height
The image of dynamic range retains the daylight of photographed scene and the details of dark place.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are only some examples of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the application scenarios schematic diagram of image processing method provided by the embodiments of the present application.
Fig. 2 is the first schematic diagram of the image buffer storage queue in image processing method provided by the embodiments of the present application.
Fig. 3 is the second schematic diagram of the image buffer storage queue in image processing method provided by the embodiments of the present application.
Fig. 4 is that the mobile object of photographed scene the schematic diagram of ghost phenomena occurs in the composite image.
Fig. 5 is that the image in image processing method provided by the embodiments of the present application synthesizes schematic diagram.
Fig. 6 is the third schematic diagram of the image buffer storage queue in image processing method provided by the embodiments of the present application.
Fig. 7 is the structural schematic diagram of image processing apparatus provided by the embodiments of the present application.
Fig. 8 is the structural schematic diagram of electronic equipment provided by the embodiments of the present application.
Fig. 9 is the structural schematic diagram of the image processing circuit of electronic equipment provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description.Obviously, described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those skilled in the art's every other implementation obtained under that premise of not paying creative labor
Example, belongs to the protection scope of the application.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
The embodiment of the present application provides a kind of image processing method, and the executing subject of the image processing method can be the application
The image processing apparatus that embodiment provides, or it is integrated with the electronic equipment of the image processing apparatus, wherein the image procossing fills
Setting can be realized by the way of hardware or software.Wherein, electronic equipment can be smart phone, tablet computer, palm electricity
The equipment such as brain, laptop or desktop computer.
Referring to Fig. 1, Fig. 1 is the first flow diagram of image processing method provided by the embodiments of the present application.This Shen
Please the detailed process of image processing method that provides of embodiment can be such that
101, multiple exposure values are based on, is exposed according to default exposure sequence alternate, obtains the RAW image of target scene.
102, RAW image is stored to image buffer storage queue according to the sequencing of exposure.
In the embodiment of the present application, the camera of electronic equipment is made of lens and imaging sensor, and wherein lens are for adopting
Light signal outside collection is supplied to imaging sensor, and image sensor senses are converted from the light signal of lens
For digitized raw image data, i.e. RAW image.Wherein, RAW image is that image inductor turns the light signal captured
The initial data for turning to digital signal is unprocessed, also uncompressed format, RAW image can be interpreted as to " RAW figure
As coded data " or be visually known as " digital negative ".
It, can be according to different for identical target scene in order to preferably reflect the visual effect in true environment
Exposure value is continuously shot the different image of multiple light exposures, multiple images of these different light exposures are carried out synthesis processing, can
To obtain the composograph (High-DynamicRange, HDR) with high dynamic range, no matter the composograph is in yin
Shadow part or high bright part all remain details.Compared to common image, it is thin to be capable of providing bigger dynamic range and image
Section.
For electronic equipment when being shot according to user's operation starting camera, the scene of camera alignment is to shoot
Target scene.For example, user opens the camera application program on electronic equipment, camera alignment jobbie is taken pictures
Or video recording, then it is target scene that the camera of electronic equipment was aligned, which includes the scene of the object,.Accordingly, it is to be understood that
, target scene might not be fixed and invariable a special scenes, but can change with the movement of camera
Scene.
In the embodiment of the present application, after electronic equipment starting camera is shot, it can be obtained by imaging sensor
The RAW image of current target scene.And the RAW image storage that will acquire is slow to an image being arranged in memory in advance
Deposit queue.
In order under the premise of not causing picture to postpone, realize that shooting has the composograph of high dynamic range,
After starting camera, i.e., rapid alternation is carried out according to multiple exposure values for pre-setting, and successive suitable according to the time for exposure
Sequence stores RAW image to image buffer storage queue.For example, three exposure values of setting are shot, overexposure, normal is respectively obtained
Exposure, under exposed image.In the different image of this three exposed frames amount, the image of overexposure remains darker in target scene
The feature in region, under exposed image remain the feature of brighter areas in target scene, can use overexposure in synthesis
Image retain target scene in darker area feature and under exposed image retain target scene in brighter areas
Feature, synthesized to obtain the composograph with high dynamic range.
Wherein, exposure (Exposure) allows access into camera lens during referring to photography and impinges upon photosensitive media (film camera
Egative film or digital camera imaging sensor) on light quantity." exposure " can be via aperture, shutter and photosensitive media
The combination of sensitivity controls.Exposure value (Exposure Value, abbreviation EV) in the embodiment of the present application is used to indicate that exposure
The size of light quantity, exposure value is bigger, then illustrates that light exposure is bigger.Exposure value can be by exposure time, sensitivity, three, aperture ginsengs
Number is to adjust.It, can be by adjusting above three parameter when this programme is applied to the electronic equipments such as mobile phone or tablet computer
In exposure time multiple and different exposure values is set.For example, other two parameter constant is kept, by increasing exposure time
Increase exposure value, reduces exposure value by reducing exposure time.In other embodiments, above-mentioned three can also be passed through
Sensitivity or aperture in a parameter increase or reduce exposure value, for example, when mobile phone is shot in the night mode, due to
Brightness at this time in photographed scene is smaller, in order to take clear photograph, needs to increase exposure time, in some instances it may even be possible to increase
Be added to the permitted longest exposure time of mobile phone camera, then it is more to take in order to which multiple and different exposure values is arranged at this time
The RAW image of a brightness can then increase sensitivity to increase exposure value, or reduce photosensitive value by reducing sensitivity.
In addition, above-mentioned multiple exposure values can be preset, detection target scene can also be passed through after camera starting
In light intensity situations such as, be dynamically arranged.
103, when needing to carry out preview or taking pictures or record a video, the multiframe RAW of newest storage is obtained from image buffer storage queue
Image, wherein multiframe RAW image has different exposure values.
104, multiframe RAW image is synthesized, generates the composograph with high dynamic range.
105, it is based on composograph, preview is carried out to target scene or takes pictures or records a video.
It, can be when shooting preview, taking pictures with video, directly from image buffer storage queue based on above-mentioned image buffer storage queue
The multiframe RAW image for obtaining newest storage is synthesized, and the composograph with high dynamic range is generated.
For example, electronic equipment can be displayed in real time when starting camera is shot in the view-finder of electronic equipment
The image of the target scene of camera alignment, i.e. progress shooting preview.When electronic equipment needs to carry out shooting preview, from image
The multiframe RAW image of newest storage is obtained in buffer queue, carries out image synthesis, generates the composite diagram with high dynamic range
Picture.In some embodiments, three frame RAW images of available newest storage are synthesized.Wherein, it when shooting preview, finds a view
Image display frame rate in frame can be determined by exposure time, be also possible to the preset frame rate according to electronic equipment.
Referring to Fig. 2, Fig. 2 shows for first of the image buffer storage queue in image processing method provided by the embodiments of the present application
It is intended to.It is three exposure values and is illustrated for being synthesized using three frame RAW images, three exposures so that exposure value is arranged
Value be respectively -1EV, 0EV, 1EV, wherein when exposure value be -1EV when, the image exposed have it is a degree of under-exposure,
When exposure value is 0EV, it is normal exposure that exposure, which obtains image, and when exposure value is 1EV, obtained image has a degree of
Overexposure.Electronic equipment carries out rapid alternation according to these three exposure values, while will expose according to the sequencing of time for exposure
Obtained RAW image is stored to buffer queue.Above three exposure value be only for example, when practical application, can be according to reality
The combination of other exposure values of border scene setting.For example, three exposure values are respectively -3EV, 0EV, 3EV.
For example, in T3After moment exposing operation, after exposure obtains the overexposure RAW image that exposure value is 1EV, stored
To image buffer storage queue, the shooting preview at this moment can get three frame Raw of newest storage from image buffer storage queue
Image, i.e. acquisition T1The exposure value that moment exposes is the RAW image of -1EV, T2The exposure value that moment exposes is 0EV's
RAW image, T3The exposure value that moment exposes is this three frames RAW image of the RAW image of 1EV, this three frames RAW image is synthesized
Preview is carried out after the composograph for a frame with high dynamic range to show.In T4After the exposing operation at moment, available T2When
It carves, T3Moment, T4Preview is shown after there is moment corresponding three frame the RAW image of different exposure values to be synthesized, and is analogized with secondary,
In TiAfter the exposing operation at moment, Ti moment, T are obtainedi-1Moment, Ti-2Moment corresponding three frame has the RAW of different exposure values
Preview is shown after image is synthesized.
It is understood that image pickup preview is the process that an image to target scene carries out real-time display, therefore electronics
Equipment constantly carries out rapid alternation according to three exposure values, meanwhile, newest storage is also constantly taken from image buffer storage queue
Three frame RAW images carry out synthesis post-exposure, for example, whenever incorporating new RAW image in image buffer storage queue, then from image
After the multiframe RAW image that buffer queue obtains newest storage is synthesized, it is shown as such mode in view-finder, realizes
In shooting preview, user can see that the composograph with high dynamic range, these composographs retain from view-finder
Light and shade details in target scene.
For example, under the bright sandy beach of shooting, snow scenes, strong sunlight when the scenery such as scenery, sky, if not using this
The scheme of application, then the region of high brightness such as the sky in view-finder, sandy beach may show a piece of because there is overexposure
White, and some excessively dark regions then can cannot all show the true brightness and color of scenery close to black.If applying this
The composograph with high dynamic brightness range is shown in view-finder, remains in the composograph for the scheme of application
The details at bright place and dark place can really show the brightness and color of target scene.
When being taken pictures, such as when receiving photographing instruction, can similarly it be obtained from buffer queue newest
The multiframe RAW image of storage is synthesized.Referring to Fig. 3, Fig. 3 is the figure in image processing method provided by the embodiments of the present application
As the second schematic diagram of buffer queue.Electronic equipment is in Ti-1After moment, TiPhotographing instruction is received before moment, then is obtained
Ti-1、Ti21、Ti-3The RAW image that three moment expose synthesizes the composograph that a frame has high dynamic range, and base
In the photographing instruction of composograph response user.
When needing to record a video, composograph is obtained based on principle same as shooting preview, and according to current default frame
Rate carries out Video coding processing to the composograph being continuously generated, and obtains the corresponding video of target scene.
Further, it is to be appreciated that the RAW figure within the of short duration time after camera just starts, in image cache queue
It, can be first without synthesis, after directly handling the RAW image of single frames when as quantity less than the amount of images that synthesis needs
Display.Since exposure time is very short, so two initial frames are directly displayed without synthesis, also not within the of short duration time
Influence whether the usage experience of user.
In addition, in some embodiments, in order to save cache resources, the length of image buffer storage queue can be set, also,
The length of image buffer storage queue, which is greater than, carries out the amount of images that image synthesis needs.For example, the most of image buffer storage queue can
To store 20 frame images, when storing amount of images beyond 20 frame, the image of oldest stored in image buffer storage queue can be deleted.
When it is implemented, the application is not limited by the execution sequence of described each step, conflict is not being generated
In the case of, certain steps can also be carried out using other sequences or be carried out simultaneously.For example, preview is drawn under the scene of preview
Face be according to target scene real-time display, therefore according to multiple exposure values carry out rapid alternation with from buffer queue obtain it is more
Frame RAW image, which is synthesized and shown, can be synchronous progress.
From the foregoing, it will be observed that image processing method provided by the embodiments of the present application, is based on multiple exposure values, according to preset exposure
Sequence alternate exposure, obtains the RAW image of target scene.Obtained RAW image is stored to figure according to the sequencing of exposure
As buffer queue obtains the multiframe RAW of newest storage when needing to carry out preview or taking pictures or record a video from image buffer storage queue
Image, and this multiframe Raw image has different exposure values.Multiframe Raw image is synthesized, generating has high dynamic range
The composograph enclosed is based on the composograph, preview or take pictures or record a video, so that preview screen or the photo of shooting,
Video etc. all with the image of high dynamic range, retains the daylight of photographed scene and the details of dark place.Meanwhile the scheme of the application
When needing to carry out preview or taking pictures or record a video, the RAW figure for exposing obtain in advance can be obtained directly from image buffer storage queue
As carrying out synthesis processing, picture delay is avoided.
In some embodiments, " synthesizing to multiframe RAW image, generate the composograph with high dynamic range " can
To include: to synthesize to multiframe RAW image, the RAW composograph with high dynamic range is generated；To RAW composograph into
Row format conversion, obtains YUV composograph, using YUV composograph as the composograph with high dynamic range.
In the embodiment, high dynamic synthesis first is carried out using original RAW image, obtains the RAW with high dynamic range
Composograph, then RAW composograph is formatted, obtain YUV composograph.It is understood that RAW image is turned
It is changed to the conversion that YUV image is only color space, the YUV image being converted to is identical as the resolution ratio of RAW image, wherein RAW
The resolution ratio of image is the original resolution of imaging sensor.Since RAW image is the original image that imaging sensor obtains,
In include more image details, therefore obtained composograph can also have more details.
In other embodiments, " multiframe RAW image is synthesized, the composite diagram with high dynamic range is generated
Picture " may include: to format to multiframe RAW image, obtain corresponding multiframe YUV image；Multiframe YUV image is carried out
Synthesis generates the composograph with high dynamic range.
In this embodiment, first obtained multiframe RAW image is formatted, converts it to YUV color space,
It obtains being suitable for the YUV image that human eye is checked.Wherein, YUV is a kind of colour coding method, and wherein Y indicates brightness, and UV indicates color
Degree, human eye can intuitively experience physical feature included in it from YUV image.YUV image relative to RAW image and
Speech is had higher quality, is then synthesized using obtained multiframe YUV image, and the synthesis with high dynamic range is generated
Image, composograph quality with higher.
It wherein, in some embodiments, can be according to the resolution of electronic equipment when RAW image is converted to YUV image
Rate is converted, for example, being converted according to the resolution ratio under current shooting mode.By taking resolution ratio is 1920 × 1080 as an example.
Multiframe RAW image is subjected to down-sampled processing respectively, obtains the multiframe RAW image that resolution ratio is 1920 × 1080, then to resolution
The multiframe RAW image that rate is 1920 × 1080 formats, and obtains the multiframe YUV image that resolution ratio is 1920 × 1080.
In some embodiments, after the composograph for obtaining yuv format, YUV composograph can also be carried out quality
Change processing, such as sharpening, noise reduction etc., to promote the quality of composograph.
In some embodiments, multiple and different exposure values can be set according to target scene, for example, being based on multiple exposures
Light value, before the exposure of default exposure sequence alternate, this method further include: obtain the one of target scene by imaging sensor
Frame RAW image, as reference picture；The light ratio of reference picture is obtained, and according to light than determining multiple exposure values.For example, can be with
Three exposure values, respectively the first exposure value, the second exposure value and third exposure value are set；According to light than determining multiple exposures
Value, comprising: according to light than determining the first exposure value；The second exposure value and third exposure value are determined according to the first exposure value, wherein
Third exposure value is greater than the first exposure value, and the second exposure value is less than the first exposure value.
Wherein, light ratio of the light than referring to object dark face and bright face under lighting environment.It can be using such as in the embodiment
The light ratio of under type calculating image: brightness is greater than second less than the pixel quantity of the first preset threshold and brightness in calculating image
Ratio between the pixel quantity of preset threshold, the light ratio as image, wherein the first preset threshold is less than the second default threshold
Value.The ratio is bigger, then the time for exposure is longer.When starting camera to target scene shooting, first passes through imaging sensor and obtain
The frame RAW image for taking target scene, as reference picture, according to the light of the image than determining an exposure value, i.e., first exposes
Light value 0EV, corresponding is normal exposure；Then light exposure is reduced one grade, obtains the second exposure value -1EV, corresponding is to owe exposure
Light；Light exposure is increased one grade again, obtains third exposure value 1EV, corresponding is overexposure.Determine three it is of different sizes
After exposure value, these three exposure values are based on, are exposed according to default exposure sequence alternate.
For example, in some embodiments, light exposure can be reduced one grade by shortening exposure time, by the first exposure
Value 0EV is decreased to the second exposure value -1EV.Light exposure can be increased one grade, by the first exposure value by prolonged exposure duration
0EV increases to the second exposure value 1EV.
In addition, it should be noted that,-the 1EV, 0EV, 1EV in the embodiment are relative value.Under different scenes
When (having different brightness, light condition) is taken pictures, the first exposure value first determined is 0EV, but the exposure value institute
Corresponding specific exposure parameter, such as exposure time, it may be possible to different.
In some embodiments, multiframe YUV image is synthesized, generate have high dynamic range composograph it
Before, further includes:
Detect in target scene whether have mobile object according to multiframe YUV image；
When detecting does not have mobile object in target scene, multiframe YUV image is synthesized, generating has high dynamic
The composograph of range；
When detecting has mobile object in target scene, the mobile object first position in YUV image respectively is identified
The second position region of mobile object is not included in region and multiframe YUV image；Target YUV is determined from multiframe YUV image
Image；Based on the second position region in multiframe YUV image and the first position region in target YUV image, by multiframe
YUV image is synthesized, and the composograph with high dynamic range is generated.
Since the scheme of the embodiment of the present application carries out rapid alternation using multiple exposure values, there is long exposure, also have short
Exposure, since the difference of time for exposure will lead in composograph and move when there are objects moving in the target scene of shooting
There is ghost phenomena in animal body, referring to Fig. 4, ghost phenomena occurs in the composite image in the mobile object that Fig. 4 is photographed scene
Schematic diagram.
Therefore, in order to avoid occurring ghost phenomena in composograph, the mobile object in target scene, example are first identified
Such as, any two frames RAW image is obtained from multiframe RAW image, and calculates the similarity of two frame RAW images, wherein if similarity
Less than preset threshold, then determine there is mobile object in target scene, if similarity is not less than preset threshold, determines target scene
In there is no mobile object.
Then, the zone marker where the mobile object that will identify that is first position region, referring to Fig. 5, Fig. 5 is this
Apply for that the image in the image processing method of embodiment offer synthesizes schematic diagram.The region irised out of ellipse dotted line therein is the
One band of position is position of the mobile object in three frame RAW images.Region except the region that oval dotted line is irised out is not
Second position region comprising mobile object.When carrying out image synthesis, any one frame YUV figure in multiframe YUV image is selected
As being used as target YUV image, for example, the corresponding YUV image of the middle exposure value of three exposure values is selected to scheme as target YUV
Picture.
When carrying out image synthesis, first position region only uses target YUV image, and second position region uses three frames
YUV image is synthesized, and a frame composograph is obtained.Information i.e. in the region of first position only is from target YUV image, no
It needs to be synthesized using other YUV images.Region in the composograph obtained in this way where mobile object is just
It is not in ghost image.
In some embodiments, after carrying out preview to target scene, the image processing method further include: when detecting pair
When the photographing instruction of target scene, composograph is obtained, and photographing instruction is responded based on composograph.
In shooting preview, the composograph with high dynamic range is displayed in real time in view-finder, if electronics is set
The standby photographing instruction for detecting target scene can directly acquire newest obtained composograph, and be rung based on the composograph
It should photographing instruction.Referring to Fig. 6, Fig. 6 is the image buffer storage queue in image processing method provided by the embodiments of the present application
Third schematic diagram.Electronic equipment is in Ti-1After moment, TiPhotographing instruction is received before moment, at this point, what newest exposure obtained
One frame image is Ti-1The image that moment exposes, if to be responded and be exported with high dynamic range to photographing instruction
Image, then need to obtain the RAW image that tri- moment of Ti-1, Ti21, Ti-3 expose, synthesize a frame with high dynamic
The composograph of range.And in shooting preview, synthesis processing is carried out to above-mentioned three frames image, and it is aobvious to carry out preview
Show, therefore, when electronic equipment detects photographing instruction, is directly based upon the composograph response photographing instruction that preview is shown, i.e.,
The image that the composograph is obtained as electronic equipment response photographing instruction is exported, on the display interface of electronic equipment
It shows the composograph, or the composograph is stored to photograph album belonging to the APP that currently takes pictures.In this way, not only
Delay of taking pictures is avoided, and user sees being the composograph with high dynamic range in view-finder, finally shoots
What is arrived is also the composograph with high dynamic range, realizes the shooting style of What You See Is What You Get.
In some embodiments, after carrying out preview to target scene, the image processing method further include: if being currently at
RECORD mode then carries out Video coding processing according to composograph, obtains the corresponding video of target scene.
Electronic equipment while video recording, generally can real-time display is shot in view-finder target scene therefore can be with
Based on can directly be shown according to preview while carrying out preview display with to the similar principle of photographing instruction response mode
Composograph carry out Video coding processing, i.e., every preview shows a frame composograph, is based on the frame composograph and regarded
Frequency encodes.The corresponding video of target scene is obtained, no longer needs to carry out synthesis processing to RAW image.
Wherein, it when carrying out Video coding according to composograph, can be carried out according to video format and coding compression standard
Video coding processing, wherein coding compression standard is including but not limited to following several: mpeg4, H.264, H.265 etc., it can be with
It is needed according to user or the format of electronic equipment support is configured.
In some embodiments, the image processing method further include:
Target scene is measured in real time；
When detecting the transformation of target scene occurrence scene, a frame of target scene is obtained again through imaging sensor
RAW image, as reference picture；The light ratio of reference picture is obtained, and according to light than determining multiple exposure values.Then, according to new
Multiple exposure values, continue to execute based on multiple exposure values, exposed according to default exposure sequence alternate, obtain target scene
RAW image.
Since the conditions such as light intensity under different scenes are different, once therefore occurrence scene change, then carry out normal exposure
When exposure parameter can also change, such as exposure time.For example, when realizing the exposure that normal exposure needs when scene is darker
The exposure time of the long needs for carrying out normal exposure when brighter greater than scene.In this embodiment, when electronic equipment detects mesh
When marking the transformation of scene occurrence scene, new multiple exposure values are redefined according to the scene after transformation.
A kind of image processing apparatus is also provided in one embodiment.Referring to Fig. 7, Fig. 7 is provided by the embodiments of the present application
The structural schematic diagram of image processing apparatus 200.Wherein the image processing apparatus 200 is applied to electronic equipment, image procossing dress
Set 200 include first obtain module 201, image buffer storage module 202, second obtain module 203, image synthesis module 204 and
Image processing module 205, as follows:
First obtains module 201, for being based on multiple exposure values, exposes according to default exposure sequence alternate, obtains target
The RAW image of scene；
Image buffer storage module 202 stores the RAW image to image buffer storage team for the sequencing according to exposure
Column；
Second obtains module 203, for being obtained from described image buffer queue when needing to carry out preview or taking pictures or record a video
Take the multiframe RAW image of newest storage, wherein the multiframe RAW image has different exposure values；
Image synthesis module 204 generates the conjunction with high dynamic range for synthesizing to the multiframe RAW image
At image；
Image processing module 205 carries out preview to the target scene or takes pictures or record for being based on the composograph
Picture.
In some embodiments, image synthesis module 204 is also used to: being formatted, is obtained to the multiframe RAW image
To corresponding multiframe YUV image；The multiframe YUV image is synthesized, the composograph with high dynamic range is generated.
In some embodiments, image synthesis module 204 is also used to: detecting the target according to the multiframe YUV image
Whether there is mobile object in scene；When detecting does not have mobile object in the target scene, by the multiframe YUV image into
Row synthesis, generates the composograph with high dynamic range；When detecting has mobile object in the target scene, institute is identified
State mobile object respectively in the YUV image first position region and the multiframe YUV image in do not include the shifting
The second position region of animal body；Target YUV image is determined from the multiframe YUV image；Based in the multiframe YUV image
Second position region and the target YUV image in first position region, the multiframe YUV image is synthesized,
Generate the composograph with high dynamic range.
In some embodiments, image synthesis module 204 is also used to: any two frame is obtained from the multiframe RAW image
RAW image, and calculate the similarity of two frame RAW images, wherein if the similarity is less than preset threshold, determine the mesh
There is mobile object in mark scene, if the similarity is not less than the preset threshold, determines not move in the target scene
Animal body.
In some embodiments, image synthesis module 204 is also used to: being synthesized to the multiframe RAW image, is generated tool
There is the RAW composograph of high dynamic range；
The RAW composograph is formatted, YUV composograph is obtained, using the YUV composograph as institute
State the composograph with high dynamic range.
In some embodiments, the first acquisition module 201 is also used to: a frame of target scene is obtained by imaging sensor
RAW image, as reference picture；The light ratio of the reference picture is obtained, and according to the light than determining the multiple exposure value.
In some embodiments, the multiple exposure value includes the first exposure value, the second exposure value and third exposure value；The
One acquisition module 201 is also used to: according to the light than determining the first exposure value；Described second is determined according to first exposure value
Exposure value and the third exposure value, wherein the third exposure value is greater than first exposure value, and second exposure value is small
In first exposure value.
In some embodiments, after carrying out preview, image processing module 205 is also used to: when detecting to target scene
Photographing instruction when, obtain the composograph, and the photographing instruction is responded based on the composograph.
In some embodiments, after carrying out preview, image processing module 205 is also used to:
If being currently at RECORD mode, Video coding processing is carried out according to the composograph, obtains the target field
The corresponding video of scape.
When it is implemented, the above modules can be used as independent entity to realize, any combination can also be carried out, is made
It is realized for same or several entities, the specific implementation of the above modules can be found in the embodiment of the method for front, herein not
It repeats again.
It should be noted that the image processing method in image processing apparatus provided by the embodiments of the present application and foregoing embodiments
It is owned by France in same design, on image processing apparatus can in operation image processing method embodiment provide either method,
Specific implementation process is detailed in image processing method embodiment, and details are not described herein again.
From the foregoing, it will be observed that the image processing apparatus that the embodiment of the present application proposes, first, which obtains module 201, is based on multiple exposures
Value exposes according to preset exposure sequence alternate, obtains the RAW image of target scene.Image buffer storage module 202 is according to exposure
Sequencing stores obtained RAW image to image buffer storage queue, and when needing to carry out preview or taking pictures or record a video, second is obtained
Modulus block 203 obtains the multiframe RAW image of newest storage from image buffer storage queue, and this multiframe Raw image has difference
Exposure value.Image synthesis module 204 synthesizes multiframe Raw image, generates the composograph with high dynamic range, figure
As processing module 205 is based on the composograph, preview or take pictures or record a video, so that preview screen or the photo of shooting,
Video etc. all with the image of high dynamic range, retains the daylight of photographed scene and the details of dark place.Meanwhile the scheme of the application
When needing to carry out preview or taking pictures or record a video, the RAW figure for exposing obtain in advance can be obtained directly from image buffer storage queue
As carrying out synthesis processing, picture delay is avoided.
The embodiment of the present application also provides a kind of electronic equipment, which can be such as tablet computer or intelligent hand
The mobile terminals such as machine.Referring to Fig. 8, Fig. 8 is the structural schematic diagram of electronic equipment provided by the embodiments of the present application.Electronic equipment
800 may include camera module 801, memory 802, processor 803, touch display screen 804, loudspeaker 805, microphone 806
Equal components.
Camera module 801 may include image processing circuit, and image processing circuit can use hardware and or software component
It realizes, it may include define the various processing units of image signal process (Image Signal Processing) pipeline.At image
Reason circuit at least may include: camera, image-signal processor (Image Signal Processor, ISP processor), control
Logic device, video memory and display processed etc..Wherein camera at least may include that one or more lens and image pass
Sensor.Imaging sensor may include colour filter array (such as Bayer filter).Imaging sensor can be obtained with imaging sensor
The luminous intensity and wavelength information that each imaging pixel captures, and the one group of original image that can be handled by image-signal processor is provided
Data.
Image-signal processor can handle raw image data pixel by pixel in various formats.For example, each image
Pixel can have the bit depth of 8,10,12 or 14 bits, and image-signal processor can carry out one or more to raw image data
The statistical information of a image processing operations, collection about image data.Wherein, image processing operations can be by identical or different position
Depth accuracy carries out.Raw image data can be stored into video memory after image-signal processor is handled.Image letter
Number processor can also receive image data from video memory.
Video memory dedicated can be deposited for independent in a part, storage equipment or electronic equipment of memory device
Reservoir, and may include DMA (Direct Memory Access, direct direct memory access (DMA)) feature.
When receiving the image data from video memory, image-signal processor can carry out one or more images
Processing operation, such as time-domain filtering.Image data that treated can be transmitted to video memory, another to carry out before shown
Outer processing.Image-signal processor can also receive processing data from video memory, and carry out to the processing data original
Image real time transfer in domain and in RGB and YCbCr color space.Treated, and image data may be output to display, with
It watches for user and/or is further located by graphics engine or GPU (Graphics Processing Unit, graphics processor)
Reason.In addition, the output of image-signal processor also can be transmitted to video memory, and display can read from video memory and scheme
As data.In one embodiment, video memory can be configured to realize one or more frame buffers.
The statistical data that image-signal processor determines can be transmitted to control logic device.For example, statistical data may include certainly
The statistics of the imaging sensors such as dynamic exposure, automatic white balance, automatic focusing, flicker detection, black level compensation, correcting lens shadow
Information.
Control logic device may include the processor and/or microcontroller for executing one or more routines (such as firmware).One
Or multiple routines can statistical data based on the received, determine the control parameter and ISP control parameter of camera.For example, camera shooting
The control parameter of head may include camera flash control parameter, the control parameter of lens (such as focus or zoom focal length) or
The combination of these parameters.ISP control parameter may include for automatic white balance and color adjustment (for example, during RGB processing)
Gain level and color correction matrix etc..
Referring to Fig. 9, Fig. 9 is the structural schematic diagram of the image processing circuit of electronic equipment provided by the embodiments of the present application.
For purposes of illustration only, only showing the various aspects of image processing techniques relevant to the embodiment of the present invention.
Such as image processing circuit may include: camera, image-signal processor, control logic device, video memory,
Display.Wherein, camera may include one or more lens and imaging sensor.In some embodiments, camera can
For any one of focal length camera or wide-angle camera.
The image transmitting of camera acquisition is handled to image-signal processor.Image-signal processor handles image
Afterwards, the statistical data (brightness of such as image, the contrast value of image, the color of image) of image can be sent to control logic
Device.Control logic device can determine the control parameter of camera according to statistical data, so that camera can be carried out according to control parameter
The operation such as auto-focusing, automatic exposure.Image can be stored into video memory after image-signal processor is handled.
Image-signal processor can also read the image stored in video memory to be handled.In addition, image is believed by image
Number processor can be sent directly to display after being handled and be shown.Display can also read the figure in video memory
As to be shown.
In addition, not having displaying in figure, electronic equipment can also include CPU and power supply module.CPU and logic controller,
Image-signal processor, video memory and display are all connected with, and CPU is for realizing overall situation control.Power supply module is for being each
A module for power supply.
It include executable code in the application program that memory 802 stores.Application program can form various function moulds
Block.Processor 803 is stored in the application program of memory 802 by operation, at various function application and data
Reason.
Processor 803 is the control centre of electronic equipment, utilizes each of various interfaces and the entire electronic equipment of connection
A part by running or execute the application program being stored in memory 802, and is called and is stored in memory 802
Data execute the various functions and processing data of electronic equipment, to carry out integral monitoring to electronic equipment.
Touch display screen 804 can be used for receiving user and operate to the touch control of electronic equipment.Loudspeaker 805 can be broadcast
Sound reproduction sound signal.Microphone 806 can be used for picking up voice signal.
In the present embodiment, the processor 803 in electronic equipment can be according to following instruction, will be one or more
The corresponding executable code of the process of application program is loaded into memory 802, and is run by processor 803 and be stored in storage
Application program in device 802, thereby executing:
Based on multiple exposure values, is exposed according to default exposure sequence alternate, obtain the RAW image of target scene；
The RAW image is stored to image buffer storage queue according to the sequencing of exposure；
When needing to carry out preview or taking pictures or record a video, the multiframe RAW of newest storage is obtained from described image buffer queue
Image, wherein the multiframe RAW image has different exposure values；
The multiframe RAW image is synthesized, the composograph with high dynamic range is generated；
Based on the composograph, preview is carried out to the target scene or takes pictures or records a video.
In some embodiments, the multiframe RAW image is synthesized, generates the composograph with high dynamic range
When, processor 803 executes:
The multiframe RAW image is formatted, corresponding multiframe YUV image is obtained；
The multiframe YUV image is synthesized, the composograph with high dynamic range is generated.
In some embodiments, the multiframe YUV image is synthesized, generates the composograph with high dynamic range
Before, processor 803 executes:
Detect in the target scene whether have mobile object according to the multiframe YUV image；
When detecting does not have mobile object in the target scene, the multiframe YUV image is synthesized, generates tool
There is the composograph of high dynamic range；
When detecting has mobile object in the target scene, identify the mobile object respectively in the YUV image
In first position region and the multiframe YUV image in do not include the mobile object second position region；
Target YUV image is determined from the multiframe YUV image；
Based on the second position region in the multiframe YUV image and the first position area in the target YUV image
Domain synthesizes the multiframe YUV image, generates the composograph with high dynamic range.
When in some embodiments, according to whether having mobile object in the multiframe YUV image detection target scene,
Processor 803 executes:
Any two frames RAW image is obtained from the multiframe RAW image, and calculates the similarity of two frame RAW images,
In, if the similarity is less than preset threshold, determine there is mobile object in the target scene, if the similarity is not less than
The preset threshold then determines do not have mobile object in the target scene.
In some embodiments, the multiframe RAW image is synthesized, generates the composograph with high dynamic range
When, processor 803 executes:
The multiframe RAW image is synthesized, the RAW composograph with high dynamic range is generated；
The RAW composograph is formatted, YUV composograph is obtained, using the YUV composograph as institute
State the composograph with high dynamic range.
In some embodiments, multiple exposure values are based on, before the exposure of default exposure sequence alternate, processor 803
It executes:
The frame RAW image that target scene is obtained by imaging sensor, as reference picture；
The light ratio of the reference picture is obtained, and according to the light than determining the multiple exposure value.
In some embodiments, the multiple exposure value includes the first exposure value, the second exposure value and third exposure value；Root
When according to the light than determining multiple exposure values, processor 803 is executed:
According to the light than determining the first exposure value；
Second exposure value and the third exposure value are determined according to first exposure value, wherein the third exposes
Light value is greater than first exposure value, and second exposure value is less than first exposure value.
In some embodiments, after carrying out preview, processor 803 is executed:
When detecting the photographing instruction to target scene, the composograph is obtained, and ring based on the composograph
Answer the photographing instruction.
In some embodiments, after carrying out preview, processor 803 is executed:
If being currently at RECORD mode, Video coding processing is carried out according to the composograph, obtains the target field
The corresponding video of scape.
From the foregoing, it will be observed that the embodiment of the present application provides a kind of electronic equipment, the electronic equipment is based on multiple exposure values, presses
It is exposed according to preset exposure sequence alternate, obtains the RAW image of target scene.The RAW that will be obtained according to the sequencing of exposure
Image is stored to image buffer storage queue, when needing to carry out preview or taking pictures or record a video, is obtained from image buffer storage queue newest
The multiframe RAW image of storage, and this multiframe Raw image has different exposure values.Multiframe Raw image is synthesized, it is raw
At the composograph with high dynamic range, be based on the composograph, carry out preview or take pictures or record a video so that preview screen or
Photo, video of person's shooting etc. retain the daylight of photographed scene and the details of dark place all with the image of high dynamic range.Together
When, the scheme of the application can obtain in advance when needing to carry out preview or taking pictures or record a video directly from image buffer storage queue
It exposes obtained RAW image and carries out synthesis processing, avoid picture delay.
The embodiment of the present application also provides a kind of storage medium, computer program is stored in the storage medium, when described
When computer program is run on computers, the computer executes image processing method described in any of the above-described embodiment.
It should be noted that those of ordinary skill in the art will appreciate that whole in the various methods of above-described embodiment or
Part steps are relevant hardware can be instructed to complete by computer program, and the computer program can store in meter
In calculation machine readable storage medium storing program for executing, the storage medium be can include but is not limited to: read-only memory (ROM, Read Only
Memory), random access memory (RAM, Random Access Memory), disk or CD etc..
In addition, the term " first ", " second " and " third " etc. in the application rather than are used for distinguishing different objects
In description particular order.In addition, term " includes " and " having " and their any deformations, it is intended that cover non-exclusive packet
Contain.Such as contain series of steps or the process, method, system, product or equipment of module are not limited to listed step
Rapid or module, but some embodiments further include the steps that not listing or module or some embodiments further include for these
Process, method, product or equipment intrinsic other steps or module.
Image processing method, device provided by the embodiment of the present application, storage medium and electronic equipment are carried out above
It is discussed in detail.Specific examples are used herein to illustrate the principle and implementation manner of the present application, above embodiments
Illustrate to be merely used to help understand the present processes and its core concept；Meanwhile for those skilled in the art, according to this
The thought of application, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification is not answered
It is interpreted as the limitation to the application.
Claims (12)
1. a kind of image processing method characterized by comprising
Based on multiple exposure values, is exposed according to default exposure sequence alternate, obtain the RAW image of target scene；
The RAW image is stored to image buffer storage queue according to the sequencing of exposure；
When needing to carry out preview or taking pictures or record a video, the multiframe RAW image of newest storage is obtained from described image buffer queue,
Wherein, the multiframe RAW image has different exposure values；
The multiframe RAW image is synthesized, the composograph with high dynamic range is generated；
Based on the composograph, preview is carried out to the target scene or takes pictures or records a video.
2. image processing method as described in claim 1, which is characterized in that it is described that the multiframe RAW image is synthesized,
Generate the composograph with high dynamic range, comprising:
The multiframe RAW image is formatted, corresponding multiframe YUV image is obtained；
The multiframe YUV image is synthesized, the composograph with high dynamic range is generated.
3. image processing method as claimed in claim 2, which is characterized in that it is described to synthesize the multiframe YUV image,
Generation has before the composograph of high dynamic range, further includes:
Detect in the target scene whether have mobile object according to the multiframe YUV image；
When detecting does not have mobile object in the target scene, the multiframe YUV image is synthesized, generating has height
The composograph of dynamic range；
When detecting has mobile object in the target scene, identify the mobile object respectively in the YUV image
The second position region of the mobile object is not included in first position region and the multiframe YUV image；
Target YUV image is determined from the multiframe YUV image；
Based on the second position region in the multiframe YUV image and the first position region in the target YUV image,
The multiframe YUV image is synthesized, the composograph with high dynamic range is generated.
4. image processing method as claimed in claim 3, which is characterized in that described to detect institute according to the multiframe YUV image
Whether state in target scene has mobile object, comprising:
Any two frames RAW image is obtained from the multiframe RAW image, and calculates the similarity of two frame RAW images, wherein if
The similarity is less than preset threshold, then determines there is mobile object in the target scene, if the similarity is not less than described
Preset threshold then determines do not have mobile object in the target scene.
5. image processing method as described in claim 1, which is characterized in that it is described that the multiframe RAW image is synthesized,
Generate the composograph with high dynamic range, comprising:
The multiframe RAW image is synthesized, the RAW composograph with high dynamic range is generated；
The RAW composograph is formatted, YUV composograph is obtained, using the YUV composograph as the tool
There is the composograph of high dynamic range.
6. image processing method as described in claim 1, which is characterized in that it is described to be based on multiple exposure values, according to default exposure
Before fairing sequence rapid alternation, further includes:
The frame RAW image that target scene is obtained by imaging sensor, as reference picture；
The light ratio of the reference picture is obtained, and according to the light than determining the multiple exposure value.
7. image processing method as claimed in claim 6, which is characterized in that the multiple exposure value include the first exposure value,
Second exposure value and third exposure value；
It is described according to the light than determining multiple exposure values, comprising:
According to the light than determining the first exposure value；
Second exposure value and the third exposure value are determined according to first exposure value, wherein the third exposure value
Greater than first exposure value, second exposure value is less than first exposure value.
8. image processing method as described in any one of claim 1 to 7, which is characterized in that it is described to the target scene into
After row preview, further includes:
When detecting the photographing instruction to target scene, the composograph is obtained, and institute is responded based on the composograph
State photographing instruction.
9. image processing method as described in any one of claim 1 to 7, which is characterized in that it is described to the target scene into
After row preview, further includes:
If being currently at RECORD mode, Video coding processing is carried out according to the composograph, obtains the target scene pair
The video answered.
10. a kind of image processing apparatus characterized by comprising
First obtains module, for being based on multiple exposure values, exposes according to default exposure sequence alternate, obtains target scene
RAW image；
Image buffer storage module stores the RAW image to image buffer storage queue for the sequencing according to exposure；
Second obtains module, for obtaining from described image buffer queue newest when needing to carry out preview or taking pictures or record a video
The multiframe RAW image of storage, wherein the multiframe RAW image has different exposure values；
Image synthesis module generates the composograph with high dynamic range for synthesizing to the multiframe RAW image；
Image processing module carries out preview to the target scene or takes pictures or record a video for being based on the composograph.
11. a kind of storage medium, is stored thereon with computer program, which is characterized in that when the computer program is in computer
When upper operation, so that the computer executes image processing method as described in any one of claim 1 to 9.
12. a kind of electronic equipment, including processor and memory, the memory are stored with computer program, which is characterized in that
The processor is by calling the computer program, for executing image processing method as described in any one of claim 1 to 9
Method.
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Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110717871A (en) * | 2019-09-30 | 2020-01-21 | Oppo广东移动通信有限公司 | Image processing method, image processing device, storage medium and electronic equipment |
| CN110908954A (en) * | 2019-11-13 | 2020-03-24 | 维沃移动通信有限公司 | File saving method and device, electronic equipment and medium |
| CN111416936A (en) * | 2020-03-24 | 2020-07-14 | Oppo广东移动通信有限公司 | Image processing method, image processing device, electronic equipment and storage medium |
| CN111479059A (en) * | 2020-04-15 | 2020-07-31 | Oppo广东移动通信有限公司 | Photographing processing method and device, electronic equipment and storage medium |
| CN112312023A (en) * | 2020-10-30 | 2021-02-02 | 北京小米移动软件有限公司 | Camera buffer queue allocation method and device, electronic equipment and storage medium |
| CN112367459A (en) * | 2020-10-23 | 2021-02-12 | 深圳市锐尔觅移动通信有限公司 | Image processing method, electronic device, and non-volatile computer-readable storage medium |
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| CN116452475B (en) * | 2022-01-10 | 2024-05-31 | 荣耀终端有限公司 | Image processing method and related device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764959A (en) * | 2008-12-25 | 2010-06-30 | 昆山锐芯微电子有限公司 | Image pickup system and image processing method |
| US8810663B2 (en) * | 2011-01-27 | 2014-08-19 | Aptina Imaging Corporation | Methods for motion correction for high-dynamic-range imaging systems |
| JP2015082675A (en) * | 2013-10-21 | 2015-04-27 | 三星テクウィン株式会社Ｓａｍｓｕｎｇ Ｔｅｃｈｗｉｎ Ｃｏ．， Ｌｔｄ | Image processing device and image processing method |
| CN105578068A (en) * | 2015-12-21 | 2016-05-11 | 广东欧珀移动通信有限公司 | High-dynamic-range image generation method, device and mobile terminal |
| CN105827754A (en) * | 2016-03-24 | 2016-08-03 | 维沃移动通信有限公司 | High dynamic-range image generation method and mobile terminal |
| CN105872148A (en) * | 2016-06-21 | 2016-08-17 | 维沃移动通信有限公司 | Method and mobile terminal for generating high dynamic range images |
| CN107222680A (en) * | 2017-06-30 | 2017-09-29 | 维沃移动通信有限公司 | The image pickup method and mobile terminal of a kind of panoramic picture |
| CN107566739A (en) * | 2017-10-18 | 2018-01-09 | 维沃移动通信有限公司 | A kind of photographic method and mobile terminal |
| CN108280817A (en) * | 2018-01-15 | 2018-07-13 | 维沃移动通信有限公司 | A kind of image processing method and mobile terminal |
| CN108307109A (en) * | 2018-01-16 | 2018-07-20 | 维沃移动通信有限公司 | A kind of high dynamic range images method for previewing and terminal device |
| CN108900785A (en) * | 2018-09-18 | 2018-11-27 | Oppo广东移动通信有限公司 | Exposal control method, device and electronic equipment |
-
2019
- 2019-06-28 CN CN201910578324.6A patent/CN110198417A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101764959A (en) * | 2008-12-25 | 2010-06-30 | 昆山锐芯微电子有限公司 | Image pickup system and image processing method |
| US8810663B2 (en) * | 2011-01-27 | 2014-08-19 | Aptina Imaging Corporation | Methods for motion correction for high-dynamic-range imaging systems |
| JP2015082675A (en) * | 2013-10-21 | 2015-04-27 | 三星テクウィン株式会社Ｓａｍｓｕｎｇ Ｔｅｃｈｗｉｎ Ｃｏ．， Ｌｔｄ | Image processing device and image processing method |
| CN105578068A (en) * | 2015-12-21 | 2016-05-11 | 广东欧珀移动通信有限公司 | High-dynamic-range image generation method, device and mobile terminal |
| CN105827754A (en) * | 2016-03-24 | 2016-08-03 | 维沃移动通信有限公司 | High dynamic-range image generation method and mobile terminal |
| CN105872148A (en) * | 2016-06-21 | 2016-08-17 | 维沃移动通信有限公司 | Method and mobile terminal for generating high dynamic range images |
| CN107222680A (en) * | 2017-06-30 | 2017-09-29 | 维沃移动通信有限公司 | The image pickup method and mobile terminal of a kind of panoramic picture |
| CN107566739A (en) * | 2017-10-18 | 2018-01-09 | 维沃移动通信有限公司 | A kind of photographic method and mobile terminal |
| CN108280817A (en) * | 2018-01-15 | 2018-07-13 | 维沃移动通信有限公司 | A kind of image processing method and mobile terminal |
| CN108307109A (en) * | 2018-01-16 | 2018-07-20 | 维沃移动通信有限公司 | A kind of high dynamic range images method for previewing and terminal device |
| CN108900785A (en) * | 2018-09-18 | 2018-11-27 | Oppo广东移动通信有限公司 | Exposal control method, device and electronic equipment |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110717871A (en) * | 2019-09-30 | 2020-01-21 | Oppo广东移动通信有限公司 | Image processing method, image processing device, storage medium and electronic equipment |
| CN110908954A (en) * | 2019-11-13 | 2020-03-24 | 维沃移动通信有限公司 | File saving method and device, electronic equipment and medium |
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