CN108886577A - Filming control method, capture apparatus and unmanned plane - Google Patents
Filming control method, capture apparatus and unmanned plane Download PDFInfo
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- 230000006854 communication Effects 0.000 claims description 9
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- 238000003384 imaging method Methods 0.000 description 5
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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
- H04N23/80—Camera processing pipelines; Components thereof
Abstract
A kind of filming control method, capture apparatus and unmanned plane, this method include：Determine the evaluation parameter of each frame history image data in an at least frame history image data；The frame history image data that evaluation parameter meets preset condition are taken out from at least frame history image data being buffered in buffer area.This method can guarantee that shooting image meets preset requirement, improve the image quality of shooting image.
Description
Technical field
The present embodiments relate to unmanned plane field more particularly to a kind of filming control methods, capture apparatus and unmanned plane.
Background technique
The capture apparatus of the prior art, the imaging sensor of usual situation capture apparatus can grab image information in real time, and
In the buffer by the image information grabbed in real time storage.When user presses shooting button, the image that capture apparatus takes is believed
Breath is not the image information that user presses that shooting button that time chart is grabbed as sensor, but one chosen from caching
Frame history image information can choose that moment near user's sending shooting instruction as shooting image under normal conditions
One frame history image as shooting image, and the picture of the history image information may and it is bad, such as there may be overexposure, owe
The problems such as exposure, non-focus, reduce shooting quality.
Summary of the invention
The embodiment of the present invention provides a kind of filming control method, capture apparatus and unmanned plane, to improve the picture of shooting image
Face quality.
The first aspect of the embodiment of the present invention is to provide a kind of filming control method, including：
Determine the evaluation parameter of each frame history image data in an at least frame history image data；
Evaluation parameter is taken out from at least frame history image data being buffered in buffer area meets the one of preset condition
Frame history image data.
The second aspect of the embodiment of the present invention is to provide a kind of capture apparatus, including：Memory and processor；
The memory is for storing program code；
The processor calls said program code, when program code is performed, for performing the following operations：
Determine the evaluation parameter of each frame history image data in an at least frame history image data；
Evaluation parameter is taken out from at least frame history image data being buffered in buffer area meets the one of preset condition
Frame history image data.
The third aspect of the embodiment of the present invention is to provide a kind of unmanned plane, including：
Fuselage；
Dynamical system is mounted on the fuselage, for providing flying power；
Flight controller, and the dynamical system communication connection, for controlling the unmanned plane during flying；And
Capture apparatus described in above-mentioned second aspect.
Filming control method, capture apparatus and unmanned plane provided in this embodiment, by determining an at least frame history image
The evaluation parameter of each frame history image data in data, and from at least frame history image data being buffered in buffer area
The frame history image data that evaluation parameter meets preset condition are taken out, are referred to using the frame history image data as with shooting control
Enable corresponding shooting image, it is ensured that shooting image meets preset requirement, improves the image quality of shooting image.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this
For the those of ordinary skill of field, without any creative labor, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the flow chart of filming control method provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram that history image data are cached in Circular buffer area provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram that history image data are cached in Circular buffer area provided in an embodiment of the present invention；
Fig. 4 be another embodiment of the present invention provides filming control method flow chart；
Fig. 5 be another embodiment of the present invention provides filming control method flow chart；
Fig. 6 be another embodiment of the present invention provides filming control method flow chart；
Fig. 7 be another embodiment of the present invention provides filming control method flow chart；
Fig. 8 is the structure chart of capture apparatus provided in an embodiment of the present invention；
Fig. 9 is the structure chart of unmanned plane provided in an embodiment of the present invention.
Appended drawing reference：
20- multiframe history image data 21- history image data 22- history image data
23- history image data 24- history image data 25- new history image data
80- capture apparatus 81- memory 82- processor
900- unmanned plane 914- antenna 916- electromagnetic wave
907- motor 906- propeller 917- electron speed regulator
918- flight controller 908- sensor-based system 910- communication system
902- support equipment 904- capture apparatus 912- earth station
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention is clearly retouched
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the absence of conflict, following
Feature in embodiment and embodiment can be combined with each other.
The embodiment of the present invention provides a kind of filming control method.Fig. 1 is filming control method provided in an embodiment of the present invention
Flow chart.As shown in Figure 1, the method in the present embodiment, may include：
Step S101, the evaluation parameter of each frame history image data in an at least frame history image data is determined.
Filming control method provided in this embodiment is suitable for capture apparatus, which specifically can be digital phase
The equipment that machine, video camera etc. have shooting function.The capture apparatus can be the capture apparatus that user holds, and be also possible to removable
The capture apparatus carried on the capture apparatus carried on moving platform, such as unmanned plane or hand-held holder.Inside capture apparatus
It is provided with a buffer area, optionally, the buffer area is Circular buffer area.Circular buffer area, that is, ring buffer.
If the capture apparatus can be the capture apparatus that user holds, user press capture apparatus shooting button or
Before key, at least frame image data that capture apparatus can detect imaging sensor is buffered in Circular buffer area i.e. ring
In buffer, at the time of pressing shooting button or key relative to user, the image data being buffered in ring buffer is should
History image data before moment.The present embodiment does not limit capture apparatus before user presses shooting button or key
Which starts to cache history image data at the specific moment.
If the capture apparatus is the capture apparatus carried on unmanned plane, set when unmanned plane receives its corresponding control
Before the shooting control instruction that standby such as remote controler is sent, an at least frame image that capture apparatus can detect imaging sensor
Data buffer storage is in Circular buffer area, that is, ring buffer, at the time of receiving shooting control instruction relative to unmanned plane, caching
History image data before the image data in ring buffer is the moment.
By taking the capture apparatus that user holds as an example, as shown in Fig. 2, 20 expression users press capture apparatus shooting button or
Before key, the multiframe history image data cached in ring buffer only schematically illustrate herein, do not limit ring
The number of the history image data cached in the memory space and ring buffer of buffer.21 indicate to cache at the t1 moment
History image data, 22 indicate the history image data that caches at the t2 moment, the history image that 23 expressions cache at the t3 moment
Data, 24 indicate the history image data that cache at the t4 moment, optionally, the t1 moment earlier than t2 moment, t2 moment earlier than t3 when
It carves, the t3 moment is earlier than the t4 moment.
In the present embodiment, capture apparatus can determine that the evaluation ginseng of each frame history image data in ring buffer
Number, for example, determining the evaluation parameter of each frame history image data in history image data 21-24；It can also determine ring
The evaluation parameter of each frame history image data before user presses shooting button or key in buffer in preset time period,
For example, determining the evaluation parameter of history image data 23 and history image data 24.
Optionally, the evaluation parameter includes：Characterize one of the fuzziness of image data, brightness, clarity or more
The evaluation parameter of kind.
For example, capture apparatus can be by each frame history image data conversion at grayscale image, and according to each in grayscale image
The gray value of pixel counts the number of the corresponding pixel of each gray value in the grayscale image, further according to each gray value
Size and the number of the corresponding pixel of each gray value carry out statistics with histogram, which can reflect what each gray value occurred
Frequency.The higher gray value of the frequency of occurrences can reflect the bright dark degree of history image data.Optionally, by statistics with histogram
An evaluation parameter of the information as history image data, the evaluation parameter can characterize the brightness of history image data.Herein only
It is to schematically illustrate, in other embodiments, the brightness of history image data can also be characterized using other evaluation parameters.
In addition, capture apparatus can also carry out image sharpening to each frame history image data, to enhance the edge of image
And the part of Gray Level Jump, edge sharpening degree is further calculated, edge sharpening degree can reflect the clarity of image.It is optional
, using edge sharpening degree as another evaluation parameter of history image data, which can characterize history image number
According to clarity.It only schematically illustrates, in other embodiments, can also be gone through using other evaluation parameters to characterize herein
The clarity of history image data.
Further, it is also possible to using image motion fog-level as another evaluation parameter of history image data, the evaluation
Parameter can characterize the fuzziness of history image data.It only schematically illustrates herein, in other embodiments, it can also be used
His evaluation parameter characterizes the fuzzinesses of history image data.
In the present embodiment, capture apparatus can determine that the histogram of each frame history image data in ring buffer
At least one of statistical information, edge sharpening degree, motion blur degree, can also determine user in ring buffer
The statistics with histogram information of each frame history image data before pressing shooting button or key in preset time period, edge are sharp
At least one of change degree, motion blur degree.
Step S102, from at least frame history image data being buffered in buffer area, taking-up evaluation parameter meets default
One frame history image data of condition.
The evaluation parameter of taking out from at least frame history image data being buffered in buffer area meets preset condition
A frame history image data include：Evaluation parameter symbol is taken out from at least frame history image data being buffered in buffer area
A frame history image data of preset condition are closed as shooting image corresponding with shooting control instruction.
Specifically, capture apparatus determine the statistics with histogram information of each frame history image data in ring buffer,
After at least one evaluation parameter in edge sharpening degree, motion blur degree, can from be buffered in ring buffer to
Take out the frame history image data that evaluation parameter meets preset condition in few frame history image data, and by the frame history figure
Shooting image when pressing shooting button or key as user as data.
For example, shooting control instruction is generated when capture apparatus detects that user presses the operation of shooting button or key,
And according at least one in the statistics with histogram information, edge sharpening degree, motion blur degree of each frame history image data
It is a, evaluation parameter, which is taken out, from at least frame history image data being buffered in ring buffer meets the one of preset condition
Frame history image data, optionally, preset condition include no motion blur, do not have overexposure or owe to expose, be in focus state etc.
One or more of.
Optionally, statistics with histogram information of the capture apparatus according to frame history image data each in ring buffer, side
Edge sharpness, motion blur degree take out simultaneously from at least frame history image data being buffered in ring buffer
Meet no motion blur, exposed without overexposure or owe, the frame history image data in conditions such as focus states, and by the frame
Shooting image when history image data press shooting button or key as user.
In addition, in other embodiments, each frame history image data in determining an at least frame history image data
Evaluation parameter, and/or take out evaluation parameter from at least frame history image data being buffered in buffer area and meet default item
During one frame history image data of part, stop inputting new history image data to the buffer area.
The characteristic of ring buffer is：When ring buffer does not have vacant memory space, storage time longest
Data can be dropped, to cache new data.
For example, capture apparatus successively determines each frame history image data in history image data 21-24 as shown in Figure 3
Evaluation parameter, when capture apparatus is when determining the evaluation parameter of history image data 24, imaging sensor detects new
History image data 25, and new history image data 25 are cached to ring buffer, it is assumed that the residue of ring buffer
Memory space is 0, at this time, it may be necessary to which deleting history image data 21 leads to history image to cache new history image data 25
Data 21 are capped.If the evaluation parameter of history image data 21 meets preset condition, when capture apparatus determines history figure
As data 24 evaluation parameter after, according to the corresponding evaluation parameter of history image data 21-24, choose evaluation parameter and meet
When one frame history image data of preset condition, will lead to capture apparatus can not take out history image data 21.
For another example capture apparatus successively determines each frame history image in history image data 21-24 as shown in Figure 3
After the evaluation parameter of data, meet a frame history of preset condition choosing evaluation parameter from history image data 21-24
When image data, imaging sensor detects new history image data 25, and new history image data 25 are cached to
Ring buffer, it is assumed that the residual memory space of ring buffer is 0, at this time, it may be necessary to deleting history image data 21, with slow
Deposit new history image data 25.If capture apparatus determines that the evaluation parameter of history image data 21 meets preset condition,
And history image data 21 have been capped, capture apparatus will be unable to take out history image data 21.
Therefore, determine an at least frame history image data in each frame history image data evaluation parameter, and/or from
It is buffered in and takes out the frame history image that evaluation parameter meets preset condition in at least frame history image data in buffer area
During data, capture apparatus stops inputting new history image data to ring buffer, in order to avoid history image data quilt
Covering, can not successfully take out the frame history image data that evaluation parameter meets preset condition.
Furthermore, it is necessary to it is to be noted that：It is slow from being buffered according to the evaluation parameter of history image data described in the present embodiment
It deposits and takes out the side that evaluation parameter meets a frame history image data of preset condition in at least frame history image data in area
Method is applicable not only to shoot the selection of image in shooting control, can be applied in the scene of other instant data decimations.
The present embodiment passes through the evaluation parameter for determining each frame history image data in an at least frame history image data, and
The frame history figure that evaluation parameter meets preset condition is taken out from at least frame history image data being buffered in buffer area
As data, using the frame history image data as shooting image corresponding with shooting control instruction, it is ensured that shooting image meets
Preset requirement improves the image quality of shooting image.
The embodiment of the present invention provides a kind of filming control method.Fig. 4 be another embodiment of the present invention provides shooting control
The flow chart of method.As shown in figure 4, on the basis of embodiment shown in Fig. 1, step S102 is from being buffered in buffer area at least
The frame history image data that evaluation parameter meets preset condition are taken out in one frame history image data, may include：
Step S401, according to the evaluation parameter of each frame history image data, commenting for each frame history image data is determined
Value.
As shown in Fig. 2, capture apparatus can determine that the evaluation of each frame history image data in history image data 21-24
Parameter, for example, at least one in the statistics with histogram information of history image data 21, edge sharpening degree, motion blur degree
It is a, at least one of the statistics with histogram information of history image data 22, edge sharpening degree, motion blur degree, history
At least one of the statistics with histogram information of image data 23, edge sharpening degree, motion blur degree, history image data
At least one of 24 statistics with histogram information, edge sharpening degree, motion blur degree.Further, capture apparatus root
According at least one of the statistics with histogram information, edge sharpening degree, motion blur degree of history image data 21, determination is gone through
The evaluation of estimate of history image data 21；According to the statistics with histogram information of history image data 22, edge sharpening degree, motion blur
At least one of degree determines the evaluation of estimate of history image data 22；Believed according to the statistics with histogram of history image data 23
At least one of breath, edge sharpening degree, motion blur degree, determine the evaluation of estimate of history image data 23；According to history
At least one of the statistics with histogram information of image data 24, edge sharpening degree, motion blur degree, determine history image
The evaluation of estimate of data 24.
Specifically, the evaluation parameter according to each frame history image data, determines each frame history image data
Evaluation of estimate, including：Data fusion is carried out to multiple evaluation parameters of each frame history image data respectively, obtains each frame
The corresponding evaluation of estimate of history image data.
For example, statistics with histogram information, edge sharpening degree, motion blur journey of the capture apparatus to history image data 21
Degree carries out data fusion, obtains the evaluation of estimate of history image data 21；To the statistics with histogram information of history image data 22, side
Edge sharpness, motion blur degree carry out data fusion, obtain the evaluation of estimate of history image data 22；To history image data
23 statistics with histogram information, edge sharpening degree, motion blur degree carry out data fusion, obtain history image data 23
Evaluation of estimate；Data are carried out to the statistics with histogram information, edge sharpening degree, motion blur degree of history image data 24 to melt
It closes, obtains the evaluation of estimate of history image data 24.It only schematically illustrates herein, does not limit the specific frame of history image data
Number.
Specifically, multiple evaluation parameters to each frame history image data carry out data fusion respectively, packet
It includes：Summation is weighted respectively to multiple evaluation parameters of each frame history image data.
For example, statistics with histogram information, edge sharpening degree, motion blur journey of the capture apparatus to history image data 21
It, specifically can statistics with histogram information to history image data 21, edge sharpening degree, movement mould when degree carries out data fusion
Paste degree is normalized respectively, then to the statistics with histogram information after normalized, edge sharpening degree, movement mould
Paste degree is weighted summation, and different evaluation parameters can correspond to different weighting coefficients, the corresponding weighting system of each evaluation parameter
Number can be preset value.
Similarly, statistics with histogram information, edge sharpening degree, motion blur journey of the capture apparatus to history image data 22
It, specifically can statistics with histogram information to history image data 22, edge sharpening degree, movement mould when degree carries out data fusion
Paste degree is normalized respectively, then to the statistics with histogram information after normalized, edge sharpening degree, movement mould
Paste degree is weighted summation.
Capture apparatus to the statistics with histogram information, edge sharpening degree, motion blur degree of history image data 23 into
It, specifically can statistics with histogram information, edge sharpening degree, motion blur journey to history image data 23 when row data fusion
Degree is normalized respectively, then to statistics with histogram information, edge sharpening degree, the motion blur journey after normalized
Degree is weighted summation.
Capture apparatus to the statistics with histogram information, edge sharpening degree, motion blur degree of history image data 24 into
It, specifically can statistics with histogram information, edge sharpening degree, motion blur journey to history image data 24 when row data fusion
Degree is normalized respectively, then to statistics with histogram information, edge sharpening degree, the motion blur journey after normalized
Degree is weighted summation.
Step S402, evaluation of estimate is taken out from at least frame history image data being buffered in buffer area meets default item
One frame history image data of part.
According to above-mentioned steps, capture apparatus determines that the evaluation of estimate of history image data 21, history image data 22 are commented
It, can be from being buffered in ring buffer after value, the evaluation of estimate of history image data 23, the evaluation of estimate of history image data 24
History image data 21-24 in take out evaluation of estimate and meet frame history image data of preset condition, for example, taking out evaluation of estimate
Maximum frame history image data.
The present embodiment determines each frame history image data by the evaluation parameter according to each frame history image data
Evaluation of estimate, the frame that taking-up evaluation of estimate meets preset condition from at least frame history image data being buffered in buffer area are gone through
History image data may make the history image data of taking-up more to meet preset requirement.
The embodiment of the present invention provides a kind of filming control method.Fig. 5 be another embodiment of the present invention provides shooting control
The flow chart of method.As shown in figure 5, on the basis of the above embodiments, the method in the present embodiment may include：
Step S501, the evaluation parameter of each frame history image data in an at least frame history image data is determined.
The concrete principle and implementation of step S501 is similar with step S101, and details are not described herein again.
It step S502, will an at least frame history image data and the corresponding evaluation parameter of each frame history image data
It is cached in buffer area.
In the present embodiment, capture apparatus can be corresponding by each frame history image data and each frame history image data
Evaluation parameter be cached to ring buffer, for example, history image data 21-24 is cached to ring buffer by capture apparatus
It afterwards, can also be sharp by the statistics with histogram information of the evaluation parameter of history image data 21 such as history image data 21, edge
At least one of change degree, motion blur degree are cached to ring buffer；And the evaluation of history image data 22 is joined
Number, the evaluation parameter of history image data 23, the evaluation parameter of history image data 24 are cached in ring buffer.
Step S503, the shooting control instruction of user's input is received.
In the present embodiment, the shooting control instruction of reception user input includes the case where following several possible：
A kind of possible situation is：The capture apparatus is the capture apparatus that user holds, user can press shooting button or
Key is to control capture apparatus captured image data.When capture apparatus detects that user presses the operation of shooting button or key
Generate shooting control instruction.
Alternatively possible situation is：The capture apparatus is mounted on hand-held holder, and user can be by controlling hand-held holder
On shooting button or key to control capture apparatus captured image data.Hand-held holder detect user press shooting button or
Shooting control instruction is generated when the operation of key, to control capture apparatus captured image data.
Another possible situation is：The capture apparatus is mounted on moveable platform such as unmanned plane, and user passes through nothing
Shooting button or key on man-machine corresponding ground control equipment such as remote controler is so that remote controler sends shooting to unmanned plane
The shooting control instruction after the communication system of unmanned plane receives the shooting control instruction, is further transferred to by control instruction
The capture apparatus carried on unmanned plane.
It only schematically illustrates herein, can also there are other modes to receive the shooting of user's input in other embodiments
Control instruction.
Step S504, after receiving the shooting control instruction, from at least frame history figure being buffered in buffer area
The frame history image data for meeting preset condition as taking out evaluation parameter in data.
After capture apparatus receives the shooting control instruction, history image data 21-24 is obtained from ring buffer
Corresponding evaluation parameter, and according to the corresponding evaluation parameter of history image data 21-24, determine that evaluation parameter accords with
Close the history image data of preset condition.For example, the evaluation parameter of history image data 21 includes statistics with histogram information, edge
Sharpness, motion blur degree, statistics with histogram information, edge sharpening journey of the capture apparatus according to history image data 21
Degree, motion blur degree determine history image data 21 while meeting no motion blur, do not have overexposure or owe to expose, be in and close
The conditions such as coke-like state, then capture apparatus takes out history image data 21 from ring buffer, and history image data 21 are made
For with the corresponding shooting image of shooting control instruction, such as press as user the shooting figure when operation of shooting button or key
Picture.
The present embodiment passes through will an at least frame history image data and the corresponding evaluation of each frame history image data
Parameter cache is into buffer area, when receiving the shooting control instruction of user's input, from least one be buffered in buffer area
The frame history image data that evaluation parameter meets preset condition are taken out in frame history image data, are improved and are mentioned from buffer area
Take the efficiency of history image data.
The embodiment of the present invention provides a kind of filming control method.Fig. 6 be another embodiment of the present invention provides shooting control
The flow chart of method.As shown in fig. 6, on the basis of the above embodiments, the method in the present embodiment may include：
Step S601, the evaluation parameter of each frame history image data in an at least frame history image data is determined.
The concrete principle and implementation of step S601 is similar with step S101, and details are not described herein again.
Step S602, by frame history image data each at least frame history image data evaluation corresponding with its
Parameter is packaged into data packet.
Step S603, by the data pack buffer to buffer area.
Optionally, capture apparatus joins each frame history image data and the corresponding evaluation of each frame history image data
Number is when being cached to ring buffer, specifically can by a frame history image data and this frame history image data are corresponding comments
Valence parameter is packaged into a data packet, in this way, each frame history image data correspond to a data packet, as shown in fig. 6, history figure
As data 21 and the corresponding evaluation parameter 221 of history image data 21 can be packaged into a data packet 61, history image data
21 corresponding evaluation parameters 221 can be the statistics with histogram information of history image data 21, edge sharpening degree, motion blur
At least one of degree.Similarly, history image data 22 and the corresponding evaluation parameter 222 of history image data 22 can encapsulate
At a data packet 62；History image data 23 and the corresponding evaluation parameter 223 of history image data 23 can be packaged into one
Data packet 63；History image data 24 and the corresponding evaluation parameter 224 of history image data 24 can be packaged into a data packet
64.Further, data packet 61, data packet 62, data packet 63, data packet 64 are cached in ring buffer.
Alternatively, capture apparatus is by each frame history image data and the corresponding evaluation parameter of each frame history image data
When being cached to ring buffer, each frame in multiframe history image data and the multiframe history image data can also be gone through
The corresponding evaluation parameter of history image data is packaged into a data packet.As shown in fig. 7, by history image data 21, history image
Data 22, the corresponding evaluation parameter 221 of history image data 21, the corresponding evaluation parameter 222 of history image data 22 are packaged into
One data packet 71, by history image data 23, history image data 24, the corresponding evaluation parameter 223 of history image data 23,
The corresponding evaluation parameter 224 of history image data 24 is packaged into a data packet 72.Further, by data packet 71, data packet 72
It is cached in ring buffer.
Step S604, to determine that the evaluation parameter of history image data meets from the data packet being buffered in buffer area pre-
If a data packet of condition.
The evaluation parameter that history image data are determined from the data packet being buffered in buffer area meets default item
One data packet of part, including：Receive the shooting control instruction of user's input；After receiving the shooting control instruction, from
It is buffered in a data packet for determining that the evaluation parameter of history image data meets preset condition in the data packet in buffer area.
Specifically, the shooting control instruction for receiving user's input includes the case where several possible described in step S503, sheet
Embodiment by taking the capture apparatus that the capture apparatus is that user holds as an example, when capture apparatus detect user press shooting button or
Shooting control instruction is generated when the operation of key, and after generating shooting control instruction, according to data each in ring buffer
The evaluation parameter of history image data in packet determines that evaluation parameter meets the history figure of preset condition from ringbuffer
The data packet as belonging to data.For example, the evaluation parameter of history image data 21 includes statistics with histogram information, edge sharpening journey
Degree, motion blur degree, capture apparatus is according to the statistics with histogram information of history image data 21, edge sharpening degree, movement
Fog-level determines history image data 21 while meeting no motion blur, do not have overexposure or owe to expose, be in focus state etc.
Condition, then the history image data that capture apparatus determines that evaluation parameter meets preset condition from ring buffer are history
Image data 21, data packet belonging to history image data 21 is data packet 61.
It step S605, include the corresponding frame history image data of middle taking-up from one data.
Further, capture apparatus takes out history image data 21 from data packet 61, and history image data 21 are made
The shooting image when operation of shooting button or key is pressed for user.
The present embodiment passes through each frame history image data in an at least frame history image data are corresponding with its
Evaluation parameter is packaged into data packet, and by the data pack buffer to buffer area, when the shooting control instruction for receiving user's input
When, determine that the evaluation parameter of history image data meets a number of preset condition from the data packet being buffered in buffer area
Include the corresponding frame history image data of middle taking-up according to packet, and from the data, improves and extract history image from buffer area
The efficiency of data.
The embodiment of the present invention provides a kind of filming control method.Fig. 7 be another embodiment of the present invention provides shooting control
The flow chart of method.As shown in fig. 7, on the basis of the above embodiments, the method in the present embodiment may include：
Step S701, shooting control instruction is received.
Step S701 is consistent with the concrete principle of step S503 and implementation, is not repeating herein.
Step S702, each frame history image data in at least frame history image data being buffered in buffer area are determined
Evaluation parameter.
The present embodiment presses the shooting of capture apparatus by taking the capture apparatus that the capture apparatus is that user holds as an example, in user
Before button or key, an at least frame history image data are cached in ring buffer, when capture apparatus detect user by
When the operation of lower shooting button or key, at least each frame of frame history image data being buffered in ring buffer is determined
The evaluation parameter of history image data determines the evaluation parameter of each frame history image data in an at least frame history image data
Concrete principle and implementation it is similar with above-mentioned steps S101, do not repeating herein.
Step S703, from at least frame history image data being buffered in buffer area, taking-up evaluation parameter meets default
One frame history image data of condition.
Step S703 is consistent with the concrete principle of step S102 and implementation, is not repeating herein.
The present embodiment is by buffer area, when receiving shooting control instruction, shooting history image data buffer storage
Equipment determines the evaluation parameter of each frame history image data in at least frame history image data being buffered in buffer area, and
The frame history figure that evaluation parameter meets preset condition is taken out from at least frame history image data being buffered in buffer area
It as data, does not need for the corresponding evaluation parameter of history image data to be buffered in buffer area, the storage for saving buffer area is empty
Between.
The embodiment of the present invention provides a kind of capture apparatus.Fig. 8 is the structure chart of capture apparatus provided in an embodiment of the present invention,
As shown in figure 8, capture apparatus 80 includes：Memory 81 and processor 82.Memory 81 is for storing program code；Processor 82
Said program code is called, when program code is performed, for performing the following operations：Determine an at least frame history image data
In each frame history image data evaluation parameter；It takes out and comments from at least frame history image data being buffered in buffer area
Valence parameter meets a frame history image data of preset condition.
Optionally, the evaluation parameter includes：Characterize one of the fuzziness of image data, brightness, clarity or more
The evaluation parameter of kind.Optionally, the buffer area is Circular buffer area.
Optionally, processor 82 takes out evaluation parameter symbol from at least frame history image data being buffered in buffer area
When closing a frame history image data of preset condition, it is specifically used for：From at least frame history image number being buffered in buffer area
Meet a frame history image data of preset condition as shooting figure corresponding with shooting control instruction according to middle taking-up evaluation parameter
Picture.
In addition, in other embodiments, processor 82 is also used to：Each frame in determining an at least frame history image data
The evaluation parameter of history image data, and/or evaluation is taken out from at least frame history image data being buffered in buffer area
During parameter meets a frame history image data of preset condition, stop inputting new history image number to the buffer area
According to.
The concrete principle and implementation of capture apparatus provided in an embodiment of the present invention are similar with embodiment illustrated in fig. 1,
Details are not described herein again.
The present embodiment passes through the evaluation parameter for determining each frame history image data in an at least frame history image data, and
The frame history figure that evaluation parameter meets preset condition is taken out from at least frame history image data being buffered in buffer area
As data, using the frame history image data as shooting image corresponding with shooting control instruction, it is ensured that shooting image meets
Preset requirement improves the image quality of shooting image.
The embodiment of the present invention provides a kind of capture apparatus.On the basis of the technical solution that embodiment shown in Fig. 8 provides, place
Reason device 82 takes out the frame that evaluation parameter meets preset condition from at least frame history image data being buffered in buffer area
When history image data, it is specifically used for：According to the evaluation parameter of each frame history image data, each frame history image number is determined
According to evaluation of estimate；Evaluation of estimate is taken out from at least frame history image data being buffered in buffer area meets the one of preset condition
Frame history image data.
Specifically, evaluation parameter of the processor 82 according to each frame history image data, determines each frame history image number
According to evaluation of estimate when, be specifically used for：Data fusion is carried out respectively to multiple evaluation parameters of each frame history image data,
Obtain the corresponding evaluation of estimate of each frame history image data.
Optionally, processor 82 carries out data fusion to multiple evaluation parameters of each frame history image data respectively
When, it is specifically used for：Summation is weighted respectively to multiple evaluation parameters of each frame history image data.
The concrete principle and implementation of capture apparatus provided in an embodiment of the present invention are similar with embodiment illustrated in fig. 4,
Details are not described herein again.
The present embodiment determines each frame history image data by the evaluation parameter according to each frame history image data
Evaluation of estimate, the frame that taking-up evaluation of estimate meets preset condition from at least frame history image data being buffered in buffer area are gone through
History image data may make the history image data of taking-up more to meet preset requirement.
The embodiment of the present invention provides a kind of capture apparatus.On the basis of the technical solution that embodiment shown in Fig. 8 provides, place
Reason device 82 is also used to：It will an at least frame history image data and the corresponding evaluation parameter caching of each frame history image data
Into buffer area.
Optionally, processor 82 takes out evaluation parameter symbol from at least frame history image data being buffered in buffer area
When closing a frame history image data of preset condition, it is specifically used for：Receive the shooting control instruction of user's input；Receiving
After stating shooting control instruction, taking-up evaluation parameter meets default from at least frame history image data being buffered in buffer area
One frame history image data of condition.
Optionally, processor 82 is by an at least frame history image data and each frame history image data are corresponding comments
When valence parameter cache is into buffer area, it is specifically used for：By each frame history image number in an at least frame history image data
Data packet is packaged into according to evaluation parameter corresponding with its；By the data pack buffer to buffer area；Processor 82 is slow from being buffered in
It deposits and takes out evaluation parameter in at least frame history image data in area when meeting a frame history image data of preset condition, tool
Body is used for：Determine that the evaluation parameter of history image data meets the one of preset condition from the data packet being buffered in buffer area
A data packet；It include the corresponding frame history image data of middle taking-up from one data.
Optionally, processor 82 determines the evaluation parameter of history image data from the data packet being buffered in buffer area
When meeting a data packet of preset condition, it is specifically used for：Receive the shooting control instruction of user's input；Receiving the bat
After taking the photograph control instruction, determine that the evaluation parameter of history image data meets default item from the data packet being buffered in buffer area
One data packet of part.
The concrete principle and implementation of capture apparatus provided in an embodiment of the present invention with Fig. 5 and embodiment illustrated in fig. 6
Similar, details are not described herein again.
The present embodiment passes through will an at least frame history image data and the corresponding evaluation of each frame history image data
Parameter cache is into buffer area, when receiving the shooting control instruction of user's input, from at least frame being buffered in buffer area
The frame history image data that evaluation parameter meets preset condition are taken out in history image data, are improved and are extracted from buffer area
The efficiency of history image data.
The embodiment of the present invention provides a kind of capture apparatus.On the basis of the technical solution that embodiment shown in Fig. 8 provides, place
When managing the evaluation parameter of each frame history image data in the determining at least frame history image data of device 82, it is specifically used for：It determines
It is buffered in the evaluation parameter of each frame history image data in at least frame history image data in buffer area.
Optionally, processor 82 determines each frame history figure in at least frame history image data being buffered in buffer area
As data evaluation parameter when, be specifically used for：After receiving shooting control instruction, at least frame being buffered in buffer area is determined
The evaluation parameter of each frame history image data in history image data.
The concrete principle and implementation of capture apparatus provided in an embodiment of the present invention are similar with embodiment illustrated in fig. 7,
Details are not described herein again.
The present embodiment is by buffer area, when receiving shooting control instruction, shooting history image data buffer storage
Equipment determines the evaluation parameter of each frame history image data in at least frame history image data being buffered in buffer area, and
The frame history figure that evaluation parameter meets preset condition is taken out from at least frame history image data being buffered in buffer area
It as data, does not need for the corresponding evaluation parameter of history image data to be buffered in buffer area, the storage for saving buffer area is empty
Between.
The embodiment of the present invention provides a kind of unmanned plane.Fig. 9 is the structure chart of unmanned plane provided in an embodiment of the present invention, is such as schemed
Shown in 9, unmanned plane 900 includes：Fuselage, dynamical system and flight controller 918, the dynamical system include following at least one
Kind：Motor 907, propeller 906 and electron speed regulator 917, dynamical system is mounted on the fuselage, for providing flying power；
Flight controller 918 and the dynamical system communication connection, for controlling the unmanned plane during flying.
In addition, as shown in figure 9, unmanned plane 900 further includes：Sensor-based system 908, support equipment 902, is clapped at communication system 910
Take the photograph equipment 904, wherein support equipment 902 specifically can be holder, and communication system 910 can specifically include receiver, receiver
The wireless signal that antenna 914 for satellite receiver 912 is sent, 916 indicate to generate in receivers and 914 communication process of antenna
Electromagnetic wave.
The concrete principle and implementation of capture apparatus 904 are similar to the above embodiments, and details are not described herein again.
The present embodiment passes through the evaluation parameter for determining each frame history image data in an at least frame history image data, and
The frame history figure that evaluation parameter meets preset condition is taken out from at least frame history image data being buffered in buffer area
As data, using the frame history image data as shooting image corresponding with shooting control instruction, it is ensured that shooting image meets
Preset requirement improves the image quality of shooting image.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or logical of device or unit
Letter connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one
In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer
It is each that equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute the present invention
The part steps of embodiment the method.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (Read-
Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. it is various
It can store the medium of program code.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each functional module
Division progress for example, in practical application, can according to need and above-mentioned function distribution is complete by different functional modules
At the internal structure of device being divided into different functional modules, to complete all or part of the functions described above.On
The specific work process for stating the device of description, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that：Its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (29)
1. a kind of filming control method, which is characterized in that including：
Determine the evaluation parameter of each frame history image data in an at least frame history image data；
The frame that taking-up evaluation parameter meets preset condition from at least frame history image data being buffered in buffer area is gone through
History image data.
2. the method according to claim 1, wherein the evaluation parameter includes：
Characterize one of the fuzziness of image data, brightness, clarity or a variety of evaluation parameters.
3. method according to claim 1 or 2, which is characterized in that the buffer area is Circular buffer area.
4. filming control method according to claim 1-3, which is characterized in that
The evaluation parameter of taking out from at least frame history image data being buffered in buffer area meets the one of preset condition
Frame history image data include：
The frame that taking-up evaluation parameter meets preset condition from at least frame history image data being buffered in buffer area is gone through
History image data is as shooting image corresponding with shooting control instruction.
5. according to the method described in claim 4, it is characterized in that, described from at least frame history figure being buffered in buffer area
The frame history image data for meeting preset condition as taking out evaluation parameter in data, including：
According to the evaluation parameter of each frame history image data, the evaluation of estimate of each frame history image data is determined；
The frame history that evaluation of estimate meets preset condition is taken out from at least frame history image data being buffered in buffer area
Image data.
6. according to the method described in claim 5, it is characterized in that, described join according to the evaluation of each frame history image data
Number, determines the evaluation of estimate of each frame history image data, including：
Data fusion is carried out to multiple evaluation parameters of each frame history image data respectively, obtains each frame history image
The corresponding evaluation of estimate of data.
7. according to the method described in claim 6, it is characterized in that, described comment each the multiple of frame history image data
Valence parameter carries out data fusion respectively, including：
Summation is weighted respectively to multiple evaluation parameters of each frame history image data.
8. method according to claim 1-7, which is characterized in that further include：
The evaluation parameter of each frame history image data in determining an at least frame history image data, and/or it is slow from being buffered in
It deposits and takes out the mistake that evaluation parameter meets a frame history image data of preset condition in at least frame history image data in area
Cheng Zhong stops inputting new history image data to the buffer area.
9. method according to claim 1-8, which is characterized in that the method also includes：
An at least frame history image data and the corresponding evaluation parameter of each frame history image data are cached to buffer area
In.
10. according to the method described in claim 9, it is characterized in that, described from at least frame history being buffered in buffer area
Evaluation parameter is taken out in image data meet frame history image data of preset condition include：
Receive the shooting control instruction of user's input；
After receiving the shooting control instruction, takes out and comment from at least frame history image data being buffered in buffer area
Valence parameter meets a frame history image data of preset condition.
11. according to the method described in claim 9, it is characterized in that, described by an at least frame history image data and every
The corresponding evaluation parameter of one frame history image data, which is cached in buffer area, includes：
Frame history image data each at least frame history image data evaluation parameter corresponding with its is packaged into number
According to packet；
By the data pack buffer to buffer area；
The evaluation parameter of taking out from at least frame history image data being buffered in buffer area meets the one of preset condition
Frame history image data include：
Determine that the evaluation parameter of history image data meets one of preset condition from the data packet being buffered in buffer area
Data packet；
It include the corresponding frame history image data of middle taking-up from one data.
12. according to the method for claim 11, which is characterized in that described to be determined from the data packet being buffered in buffer area
The evaluation parameter of history image data meets a data packet of preset condition out, including：
Receive the shooting control instruction of user's input；
After receiving the shooting control instruction, history image data are determined from the data packet being buffered in buffer area
Evaluation parameter meets a data packet of preset condition.
13. method according to claim 1-8, which is characterized in that
The evaluation parameter of each frame history image data includes in a determination at least frame history image data：
Determine the evaluation parameter of each frame history image data in at least frame history image data being buffered in buffer area.
14. according to the method for claim 13, which is characterized in that
Determine the evaluation parameter of each frame history image data in at least frame history image data being buffered in buffer area, packet
It includes：
After receiving shooting control instruction, each frame history in at least frame history image data being buffered in buffer area is determined
The evaluation parameter of image data.
15. a kind of capture apparatus, which is characterized in that including：Memory and processor；
The memory is for storing program code；
The processor calls said program code, when program code is performed, for performing the following operations：
Determine the evaluation parameter of each frame history image data in an at least frame history image data；
The frame that taking-up evaluation parameter meets preset condition from at least frame history image data being buffered in buffer area is gone through
History image data.
16. capture apparatus according to claim 15, which is characterized in that the evaluation parameter includes：
Characterize one of the fuzziness of image data, brightness, clarity or a variety of evaluation parameters.
17. capture apparatus according to claim 15 or 16, which is characterized in that the buffer area is Circular buffer area.
18. the described in any item capture apparatus of 5-17 according to claim 1, which is characterized in that
The processor takes out evaluation parameter from at least frame history image data being buffered in buffer area and meets default item
When one frame history image data of part, it is specifically used for：
The frame that taking-up evaluation parameter meets preset condition from at least frame history image data being buffered in buffer area is gone through
History image data is as shooting image corresponding with shooting control instruction.
19. capture apparatus according to claim 18, which is characterized in that the processor from be buffered in buffer area to
When taking-up evaluation parameter meets a frame history image data of preset condition in few frame history image data, it is specifically used for：
According to the evaluation parameter of each frame history image data, the evaluation of estimate of each frame history image data is determined；
The frame history that evaluation of estimate meets preset condition is taken out from at least frame history image data being buffered in buffer area
Image data.
20. capture apparatus according to claim 19, which is characterized in that the processor is according to each frame history image number
According to evaluation parameter be specifically used for when determining the evaluation of estimate of each frame history image data：
Data fusion is carried out to multiple evaluation parameters of each frame history image data respectively, obtains each frame history image
The corresponding evaluation of estimate of data.
21. capture apparatus according to claim 20, which is characterized in that the processor is to each frame history image
When multiple evaluation parameters of data carry out data fusion respectively, it is specifically used for：
Summation is weighted respectively to multiple evaluation parameters of each frame history image data.
22. the described in any item capture apparatus of 5-21 according to claim 1, which is characterized in that the processor is also used to：
The evaluation parameter of each frame history image data in determining an at least frame history image data, and/or it is slow from being buffered in
It deposits and takes out the mistake that evaluation parameter meets a frame history image data of preset condition in at least frame history image data in area
Cheng Zhong stops inputting new history image data to the buffer area.
23. the described in any item capture apparatus of 5-22 according to claim 1, which is characterized in that the processor is also used to：
An at least frame history image data and the corresponding evaluation parameter of each frame history image data are cached to buffer area
In.
24. capture apparatus according to claim 23, which is characterized in that the processor from be buffered in buffer area to
When taking-up evaluation parameter meets a frame history image data of preset condition in few frame history image data, it is specifically used for：
Receive the shooting control instruction of user's input；
After receiving the shooting control instruction, takes out and comment from at least frame history image data being buffered in buffer area
Valence parameter meets a frame history image data of preset condition.
25. capture apparatus according to claim 23, which is characterized in that the processor will an at least frame history figure
When being cached in buffer area as data and the corresponding evaluation parameter of each frame history image data, it is specifically used for：
Frame history image data each at least frame history image data evaluation parameter corresponding with its is packaged into number
According to packet；
By the data pack buffer to buffer area；
The processor takes out evaluation parameter from at least frame history image data being buffered in buffer area and meets default item
When one frame history image data of part, it is specifically used for：
Determine that the evaluation parameter of history image data meets one of preset condition from the data packet being buffered in buffer area
Data packet；
It include the corresponding frame history image data of middle taking-up from one data.
26. capture apparatus according to claim 25, which is characterized in that the processor is from the number being buffered in buffer area
When according to determining that the evaluation parameter of history image data meets a data packet of preset condition in packet, it is specifically used for：
Receive the shooting control instruction of user's input；
After receiving the shooting control instruction, history image data are determined from the data packet being buffered in buffer area
Evaluation parameter meets a data packet of preset condition.
27. the described in any item capture apparatus of 5-22 according to claim 1, which is characterized in that
It is specific to use when the processor determines the evaluation parameter of each frame history image data in an at least frame history image data
In：
Determine the evaluation parameter of each frame history image data in at least frame history image data being buffered in buffer area.
28. capture apparatus according to claim 27, which is characterized in that
The processor determines each frame history image data in at least frame history image data being buffered in buffer area
When evaluation parameter, it is specifically used for：
After receiving shooting control instruction, each frame history in at least frame history image data being buffered in buffer area is determined
The evaluation parameter of image data.
29. a kind of unmanned plane, which is characterized in that including：
Fuselage；
Dynamical system is mounted on the fuselage, for providing flying power；
Flight controller, and the dynamical system communication connection, for controlling the unmanned plane during flying；And
Such as the described in any item capture apparatus of claim 15-28.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/108435 WO2019084736A1 (en) | 2017-10-30 | 2017-10-30 | Shooting control method, shooting device, and uav |
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| Publication Number | Publication Date |
|---|---|
| CN108886577A true CN108886577A (en) | 2018-11-23 |
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