CN104125404A - Object motion track shooting method and system - Google Patents
Object motion track shooting method and system Download PDFInfo
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- CN104125404A CN104125404A CN201410384980.XA CN201410384980A CN104125404A CN 104125404 A CN104125404 A CN 104125404A CN 201410384980 A CN201410384980 A CN 201410384980A CN 104125404 A CN104125404 A CN 104125404A
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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
The invention discloses an object motion track shooting method. The method comprises that, when detecting a object motion track shooting instruction, a terminal obtains current environmental parameters at preset exposure time intervals and shoots an image when the current environmental parameters meet first preset conditions; the terminal generates an object motion track video on the basis of the shot images. The invention also discloses an object motion track shooting system. The object motion track shooting method and system can guarantee that every shot image is free from interference, and improve the shooting quality of object motion track videos.
Description
Technical field
The present invention relates to technique for taking field, relate in particular to movement locus of object image pickup method and system.
Background technology
When carrying out the shooting of movement locus of object, the time for exposure needs 20～60 minutes conventionally, needs professional camera head could realize as slr camera, because it has configured, can support the long-time sensitization hardware that continues exposure.Development along with technology, existing terminal also can be carried out by time exposure the shooting of movement locus of object as mobile phone, PAD, but the restriction due to terminal photographs hardware, the shooting time of movement locus of object is longer, often need the even continuous shooting of several hours in several hours, if run into the interference such as light or shake in shooting, may have a strong impact on shooting quality, and cannot disturbing by initiative recognition in carrying out shooting process of existing terminal causes the picture quality of terminal taking lower.
Foregoing only, for auxiliary understanding technical scheme of the present invention, does not represent and admits that foregoing is prior art.
Summary of the invention
Main purpose of the present invention solves the lower technical problem of picture quality of terminal taking.
For achieving the above object, a kind of movement locus of object image pickup method provided by the invention, described movement locus of object image pickup method comprises the following steps:
Detecting movement locus of object while taking instruction, terminal is obtained current environment parameter every the default time for exposure, and meets first when pre-conditioned in current environment parameter, takes a pictures;
The picture that described terminal obtains based on shooting generates movement locus of object video.
Preferably, the step that the picture that described terminal obtains based on shooting generates movement locus of object picture or video comprises:
When photographing the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
After photographing the first pictures, described terminal often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture with last synthetic movement locus of object picture;
When taking end, described terminal generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic in shooting process.
Preferably, described after photographing the first pictures, described terminal often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture step with last synthetic movement locus of object picture and comprise:
After photographing the first pictures, described terminal often photographs a pictures, determines whether picture that current shooting arrives meets second pre-conditioned;
The picture that arrives in current shooting meets second when pre-conditioned, described terminal by current shooting to picture synthesize with last synthetic movement locus of object picture, to generate new movement locus of object picture.
Preferably, described after photographing the first pictures, described terminal often photographs a pictures, and after determining whether picture that current shooting arrives meets the second pre-conditioned step, described movement locus of object image pickup method comprises:
The picture arriving in current shooting does not meet second when pre-conditioned, the picture of described terminal deletion current shooting.
Preferably, the step that the picture that described terminal obtains based on shooting generates movement locus of object video comprises:
When take finishing, described terminal determines and in each picture photographing, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Described terminal sorts to each effective picture according to genesis sequence, and extracts according to current putting in order the picture that shooting obtains;
When extracting the first pictures, described terminal is using the first pictures as synthetic for the first time movement locus of object picture;
After extracting the first pictures, described terminal is often extracted a pictures, and the current picture extracting and last synthetic movement locus of object picture are synthesized to generate new movement locus of object picture;
Described terminal generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic.
In addition, for achieving the above object, the present invention also proposes a kind of movement locus of object camera system, and described movement locus of object camera system comprises:
Environmental parameter acquisition module, for when detecting movement locus of object shooting instruction, obtains current environment parameter every the default time for exposure;
Taking module, for meeting first in current environment parameter when pre-conditioned, takes a pictures;
Processing module, generates movement locus of object video for the picture obtaining based on shooting
Preferably, described processing module comprises:
Processing unit, for when photographing the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
Synthesis unit, for after photographing the first pictures, often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture with last synthetic movement locus of object picture;
Processing unit, for when taking end, generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic in shooting process
Preferably, described synthesis unit comprises:
Determine subelement, for after photographing the first pictures, often photograph a pictures, determine whether picture that current shooting arrives meets second pre-conditioned;
Synthon unit, meets second when pre-conditioned for the picture that arrives in current shooting, by current shooting to picture synthesize with last synthetic movement locus of object picture, to generate new movement locus of object picture.
Preferably, described synthesis unit also comprises:
Delete subelement, for the picture arriving in current shooting, do not meet second when pre-conditioned, delete the picture of current shooting.
Preferably, described processing module comprises:
Determining unit, for when take finishing, determines and in each picture photographing, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Sequencing unit, for sorting to each effective picture according to genesis sequence;
Extraction unit, for extracting according to current putting in order the picture that shooting obtains;
Processing unit, for when extracting the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
Synthesis unit, for after extracting the first pictures, often extracts a pictures, and the current picture extracting and last synthetic movement locus of object picture are synthesized to generate new movement locus of object picture;
Processing unit, for generating movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic.
Movement locus of object image pickup method and system that the present invention proposes, when detecting movement locus of object shooting instruction, described terminal is obtained current environment parameter every the default time for exposure, and meet first when pre-conditioned in current environment parameter, take a pictures, the picture obtaining based on shooting generates corresponding movement locus of object picture or video, to guarantee that every pictures of taking all can avoid interference, and improves the quality of movement locus of object picture shooting.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of movement locus of object image pickup method of the present invention preferred embodiment;
Fig. 2 is the refinement schematic flow sheet of step S20 the first embodiment in Fig. 1;
Fig. 3 is the refinement schematic flow sheet of step S20 the second embodiment in Fig. 1;
Fig. 4 is the refinement schematic flow sheet of step S22 in Fig. 2;
Fig. 5 is the high-level schematic functional block diagram of movement locus of object camera system of the present invention preferred embodiment;
Fig. 6 is the refinement high-level schematic functional block diagram of processing module the first embodiment in Fig. 5;
Fig. 7 is the refinement high-level schematic functional block diagram of processing module the second embodiment in Fig. 5;
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
It will be appreciated by those skilled in the art that, in the following embodiment of movement locus of object image pickup method of the present invention, the subject of implementation of implementing movement locus of object image pickup method of the present invention can be the terminals such as mobile phone, panel computer, camera, video camera, also can be any terminal or device of realizing movement locus of object image pickup method of the present invention, the present invention does not reach an agreement on to this, in the following embodiment of movement locus of object image pickup method of the present invention and system, the type of object of which movement comprises: object of which movement, and photographer is static; Or object is static, photographer's motion; Or, relative motion between object and photographer.
The invention provides a kind of movement locus of object image pickup method.
With reference to Fig. 1, Fig. 1 is the schematic flow sheet of movement locus of object image pickup method of the present invention preferred embodiment.
The movement locus of object image pickup method that the present embodiment proposes, comprising:
Step S10, is detecting movement locus of object while taking instruction, and terminal is obtained current environment parameter every the default time for exposure, and meets first when pre-conditioned in current environment parameter, takes a pictures;
When detecting movement locus of object shooting instruction or before taking, terminal can be set the parameters of taking pictures such as current time for exposure, ISO, resolution, exposure compensating, noise reduction, this parameter of taking pictures can automatically be set or be adjusted by terminal, terminal can also be according to the default different parameter of the different object of which movement scene in overhead, different regions, while taking for user, select suitable object of which movement scene to take, or terminal select suitable object of which movement scene to take according to the state of current starry sky automatically.For example, step S10 comprises: when detecting movement locus of object shooting instruction, described terminal shows object of which movement scene selection interface, and the object of which movement scene for user based on the current demonstration of terminal selects interface to select corresponding object of which movement scene; Detecting user while selecting based on described object of which movement scene selection instruction that interface triggers, the object of which movement scene that this selection instruction of described terminal locking is corresponding, and the object of which movement scene based on locking is adjusted its acquisition parameters; Described terminal is obtained current environmental parameter, meets first when pre-conditioned, terminal taking one pictures in current environment parameter.
This movement locus of object is taken instruction, the triggerings such as control command that can entity shooting push button, virtual shooting push button, voice, gesture and third party's control terminal based in terminal send.Terminal is when receiving movement locus of object shooting instruction, can start immediately pictures taken, also can postpone default duration and start pictures taken, wherein, the default duration of delay starts pictures taken and is conducive to avoid when user causes shake because pressing shooting push button or triggering virtual shooting push button to mobile phone, pictures taken.
In the present embodiment, this first pre-conditionedly can be current light intensity and is less than the first pre-set threshold value, or current light intensity is less than the second pre-set threshold value, can detect the light intensity in current environment by near the light sensor being arranged at camera lens, when the light intensity in current environment is greater than the first pre-set threshold value, illustrates in current environment and exist intense light source to irradiate the camera lens of terminal; When the light intensity in current environment is less than the second pre-set threshold value, illustrate that the camera lens when terminal may be blocked, or have barrier process.In the present embodiment, all determine current environmental parameter before the shooting of every pictures, in current environment parameter, meet first when pre-conditioned, just carry out the shooting of picture, to guarantee the quality of the picture that shooting obtains.
Step S20, the picture that described terminal obtains based on shooting generates movement locus of object video.
In the present embodiment, the mode that the picture that described terminal obtains based on shooting generates movement locus of object video comprises:
1) with reference to Fig. 2, Fig. 2 is the first embodiment that the picture that obtains based on shooting of described terminal generates movement locus of object video, and described step S20 comprises:
Step S21, when photographing the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
Step S22, after photographing the first pictures, described terminal often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture with last synthetic movement locus of object picture;
Step S23, when taking end, described terminal generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic in shooting process.
2) with reference to Fig. 3, Fig. 3 is the second embodiment that the picture that obtains based on shooting of described terminal generates movement locus of object video, and described step S20 comprises:
Step S24, when take finishing, described terminal determines and in each picture photographing, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Step S25, described terminal sorts to each effective picture according to genesis sequence, and extracts according to current putting in order the picture that shooting obtains;
Step S26, when extracting the first pictures, described terminal is using the first pictures as synthetic for the first time movement locus of object picture;
Step S27, after extracting the first pictures, described terminal is often extracted a pictures, and the current picture extracting and last synthetic movement locus of object picture are synthesized to generate new movement locus of object picture;
Step S28, described terminal generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic.
The mode that listed two kinds of enumerating generate movement locus of object video is above only for exemplary; those skilled in the art utilize technological thought of the present invention; the mode of other generation movement locus of object videos that propose according to its real needs all, in protection scope of the present invention, is not carried out exhaustive one by one at this.
In the present embodiment, current shooting to picture and the last resultant motion track picture mode of synthesizing to generate new movement locus of object picture comprise: by current shooting to picture pixel and the pixel of last synthetic movement locus of object picture superpose, generate new movement locus of object picture; Or, according to current shooting to picture in the brightness value information of pixel in the brightness value information of pixel and last synthetic movement locus of object picture, generate new movement locus of object picture.The mode that preferred version is pixel replacement in the present embodiment generates new movement locus of object picture, and detailed process is as follows: judge same position current shooting to picture in the brightness value of pixel whether be greater than the brightness value of the pixel of last synthetic movement locus of object picture; Judge same position current shooting to picture in the brightness value of pixel while being greater than once the brightness value of pixel of synthetic movement locus of object picture, synthetic movement locus of object picture of last time is replaced with current shooting to picture in the pixel of correspondence position, generate new movement locus of object picture.
In the present embodiment, preferred 5～10S of this default time for exposure.When synthetic new movement locus of object picture, can carry out noise reduction process to synthetic movement locus picture, also according to current shooting picture exposure, control the synthetic ratio of new synthetic body movement locus picture simultaneously, suppress overexposure and produce.
When taking end, each movement locus of object picture is carried out to Video coding processing, be treated to the common Video codings such as MPEG-4, H264, H263, VP8, to generate movement locus of object video.It will be appreciated by persons skilled in the art that also and can often synthesize a new movement locus of object picture, this synthetic movement locus of object picture is carried out to Video coding, based on each movement locus of object picture through Video coding, generate movement locus of object video.
The movement locus of object image pickup method that the present embodiment proposes, when detecting movement locus of object shooting instruction, described terminal is obtained current environment parameter every the default time for exposure, and meet first when pre-conditioned in current environment parameter, take a pictures, the picture obtaining based on shooting generates corresponding movement locus of object video, to guarantee that every pictures of taking all can avoid interference, and improves the quality of movement locus of object video capture.
Further, for the quality that improves movement locus of object picture shooting is with reference to Fig. 4, in movement locus of object image pickup method of the present invention preferred embodiment, described step S22 comprises:
Step S221, after photographing the first pictures, described terminal often photographs a pictures, determines whether picture that current shooting arrives meets second pre-conditioned;
Step S222, the picture arriving in current shooting meets second when pre-conditioned, described terminal by current shooting to picture synthesize with last synthetic movement locus of object picture, to generate new movement locus of object picture.
In the present embodiment, the second pre-conditioned picture that comprises current shooting does not have the picture of shake and/or current shooting not have the picture of interfere information and/or current shooting there is no overexposure.
In the present embodiment, interfere information refers to that interfere information refers to other chaff interferences of thinking except object to be clapped.When if the track picture of object of which movement is star rail picture, its main interfere information is that light source disturbs, and the light source that objects such as aircraft, aerial searchlight sends is treated the impact of clapping object.When often photographing a pictures, camera terminal by current shooting to picture compare with last synthetic movement locus of object picture, when current shooting to picture in while there is interfere information, obtain current shooting to picture in interfere information.While there is interfere information in synthetic movement locus of object picture of last time, obtain the interfere information in last synthetic movement locus of object picture.The definite process of concrete interfere information is as follows: terminal obtain current shooting to picture in the brightness value of pixel be greater than all neighbors of a predetermined threshold value, form abnormal area; Obtain in last synthetic movement locus of object picture with current shooting to position corresponding to the abnormal area of picture whether exist pixel brightness value to be greater than the pixel of described predetermined threshold value; In upper once synthetic movement locus of object picture with current shooting to position corresponding to the abnormal area of picture while not existing pixel brightness value to be greater than the pixel of described predetermined threshold value, using described abnormal area as current shooting to picture in interfere information, determine that picture that current shooting arrives exists to disturb.
In the present embodiment, determine current shooting to picture whether there is shake, determine current shooting to picture whether exist shake can by and synthetic movement locus of object picture of last time between compare, for example by current shooting to picture compare with last synthetic movement locus of object picture, now can determine synthetic movement locus of object picture of the current picture photographing and last time compares whether there is inclination, or obviously do not mate, for example, when synthetic, the movement locus of object is not connected.
Overexposure refers to that the brightness of picture of current shooting is excessive, when the brightness of the picture arriving in current shooting is excessive, can, by having determined whether that large-area pixel brightness is greater than pre-set threshold value, when the brightness that has large-area pixel is greater than pre-set threshold value, the picture overexposure that current shooting arrives be described.
This scheme, by the synthetic process of picture, is got rid of and is not met the second pre-conditioned picture, to improve the quality of movement locus of object picture shooting.
Further, for improving the quality of movement locus of object picture shooting, after described step S221, described step S22 also comprises:
The picture arriving in current shooting does not meet second when pre-conditioned, the picture of described terminal deletion current shooting.
In the present embodiment, the picture arriving in current shooting does not meet second when pre-conditioned, and described terminal can be deleted the picture of current shooting, also can be left intact.
Further, for improving the quality of movement locus of object picture shooting, in movement locus of object image pickup method the first embodiment of the present invention, described step S23 comprises:
When take finishing, described terminal determines and in each movement locus of object picture synthetic in shooting process, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Described terminal sorts to each effective picture according to genesis sequence;
Described terminal to default store path, and generates movement locus of object video based on described effective picture by each effective picture-storage.
In the present embodiment, the second pre-conditioned picture that comprises current shooting does not have the picture of shake and/or current shooting not have the picture of interfere information and/or current shooting there is no overexposure.In the present embodiment, interfere information refers to that interfere information refers to other chaff interferences of thinking except object to be clapped.In the present embodiment, can when take finish, according to the genesis sequence of picture to be synthesized, treat successively synthesising picture and compare, second pre-conditioned to determine whether each picture to be synthesized meets.
The present invention further provides a kind of movement locus of object camera system of the present invention.
With reference to Fig. 5, Fig. 5 is the high-level schematic functional block diagram of movement locus of object camera system of the present invention preferred embodiment.
It is emphasized that, to one skilled in the art, functional block diagram shown in Fig. 5 is only the exemplary plot of a preferred embodiment, and those skilled in the art, around the functional module of the movement locus of object camera system shown in Fig. 5, can carry out supplementing of new functional module easily; The title of each functional module is self-defined title, only for auxiliary each program function piece of understanding this movement locus of object camera system, be not used in and limit technical scheme of the present invention, the core of technical solution of the present invention is, the function that the functional module of define name will be reached separately.
The movement locus of object camera system that the present embodiment proposes, comprising:
Environmental parameter acquisition module 10, for when detecting movement locus of object shooting instruction, obtains current environment parameter every the default time for exposure;
Taking module 20, for meeting first in current environment parameter when pre-conditioned, takes a pictures;
When detecting movement locus of object shooting instruction or before taking, the terminal at environmental parameter acquisition module 10 places can be set the current time for exposure, ISO, resolution, exposure compensating, the parameter of taking pictures such as noise reduction, this parameter of taking pictures can automatically be set or be adjusted by terminal, the terminal at environmental parameter acquisition module 10 places can also be according to the default different parameter of the different object of which movement scene in overhead, different regions, while taking for user, select suitable object of which movement scene to take, or the terminal at environmental parameter acquisition module 10 places selects suitable object of which movement scene to take according to the state of current starry sky automatically.For example, environmental parameter acquisition module 10 comprises: interface display unit, for when detecting movement locus of object shooting instruction, show object of which movement scene selection interface, the object of which movement scene for user based on the current demonstration of terminal selects interface to select corresponding object of which movement scene; Lock cell, for detecting user while selecting based on described object of which movement scene selection instruction that interface triggers, the object of which movement scene that this selection instruction of described terminal locking is corresponding; Parameter adjustment unit, adjusts its acquisition parameters for the object of which movement scene based on locking; Environmental parameter acquiring unit, for obtaining current environment parameter every the default time for exposure.
This movement locus of object is taken instruction, the triggerings such as control command that can entity shooting push button, virtual shooting push button, voice, gesture and third party's control terminal based in terminal send.The terminal at environmental parameter acquisition module 10 places is when receiving movement locus of object shooting instruction, can start immediately pictures taken, also can postpone default duration and start pictures taken, wherein, the default duration of delay starts pictures taken and is conducive to avoid when user causes shake because pressing shooting push button or triggering virtual shooting push button to mobile phone, pictures taken.
In the present embodiment, this first pre-conditionedly can be current light intensity and is less than the first pre-set threshold value, or current light intensity is less than the second pre-set threshold value, can detect the light intensity in current environment by near the light sensor being arranged at camera lens, when the light intensity in current environment is greater than the first pre-set threshold value, illustrates in current environment and exist intense light source to irradiate the camera lens of terminal; When the light intensity in current environment is less than the second pre-set threshold value, illustrate that the camera lens of this terminal may be blocked, or have barrier process.
Processing module 30, generates movement locus of object video for the picture obtaining based on shooting.
In the present embodiment, the mode that the picture that processing module 30 obtains based on shooting generates movement locus of object video comprises:
1) with reference to Fig. 6, Fig. 6 is the first embodiment that the picture that obtains based on shooting of described processing module 30 generates movement locus of object video, and described processing module 30 comprises:
Processing unit 31, for when photographing the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
Synthesis unit 32, for after photographing the first pictures, often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture with last synthetic movement locus of object picture;
Processing unit 33, for when taking end, generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic in shooting process.
2) with reference to Fig. 7, Fig. 7 is the second embodiment that the picture that obtains based on shooting of described processing module 30 generates movement locus of object video, and described processing module 30 comprises:
Determining unit 34, for when take finishing, determines and in each picture photographing, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Sequencing unit 35, for sorting to each effective picture according to genesis sequence;
Extraction unit 36, for extracting according to current putting in order the picture that shooting obtains;
Processing unit 37, for when extracting the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
Synthesis unit 38, for after extracting the first pictures, often extracts a pictures, and the current picture extracting and last synthetic movement locus of object picture are synthesized to generate new movement locus of object picture;
Processing unit 37, also for generating movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic.
The mode that listed two kinds of enumerating generate movement locus of object video is above only for exemplary; those skilled in the art utilize technological thought of the present invention; the mode of other generation movement locus of object videos that propose according to its real needs all, in protection scope of the present invention, is not carried out exhaustive one by one at this.
In the present embodiment, acquisition module 20 all obtains current environmental parameter before the shooting of every pictures, in current environment parameter, meets first when pre-conditioned, and photo module 10 is just carried out the shooting of picture, to guarantee the quality of the picture that shooting obtains.In the present embodiment, synthesis module 30 by current shooting to picture and the last synthetic movement locus of object picture mode of synthesize to generate new movement locus of object picture comprise: by current shooting to picture pixel and the pixel of last synthetic movement locus of object picture superpose, generate synthetic movement locus of object picture of last time; Or, according to current shooting to picture in the brightness value information of pixel in the brightness value information of pixel and last synthetic movement locus of object picture, generate new synthetic movement locus of object picture.Preferred version generates new movement locus of object picture for synthesizing the mode of synthesis unit based on pixel replacement in the present embodiment, concrete synthesis unit is as follows: judging unit, for judge same position current shooting to the brightness value of pixel of picture whether be greater than the brightness value of the pixel of last synthetic movement locus of object picture; Synthesis unit, for judge same position current shooting to the brightness value of pixel of picture while being greater than once the brightness value of pixel of synthetic movement locus of object picture, by the pixel replacement in synthetic movement locus of object picture of last time, be current shooting to picture in the pixel of correspondence position, generate new movement locus of object picture.
In the present embodiment, preferred 5～10S of this default time for exposure.When synthetic new movement locus of object picture, can carry out noise reduction process to synthetic movement locus picture, also according to current shooting picture exposure, control the synthetic ratio of new synthetic body movement locus picture simultaneously, suppress overexposure and produce.
In the present embodiment, when current shooting pattern is movement locus of object picture shooting pattern, processing module 40 can be when taking end, using last picture to be synthesized as movement locus of object picture; When current shooting pattern is movement locus of object picture shooting pattern, can be when taking end, processing module 40 is carried out Video coding processing to each picture to be synthesized, is treated to the common Video codings such as MPEG-4, H264, H263, VP8, to generate movement locus of object video.It will be understood by those skilled in the art that, also can often synthesize a new movement locus of object picture, 40 pairs of these synthetic movement locus of object pictures of processing module carry out Video coding, based on each movement locus of object picture through Video coding, generate movement locus of object video.
The movement locus of object camera system that the present embodiment proposes, when detecting movement locus of object shooting instruction, described terminal is obtained current environment parameter every the default time for exposure, and meet first when pre-conditioned in current environment parameter, take a pictures, the picture obtaining based on shooting generates corresponding movement locus of object video, to guarantee that every pictures of taking all can avoid interference, and improves the quality of movement locus of object video capture.
Further, for improving the quality of movement locus of object picture shooting, in movement locus of object camera system of the present invention preferred embodiment, described synthesis unit 32 comprises:
Determine subelement, for after photographing the first pictures, often photograph a pictures, determine whether picture that current shooting arrives meets second pre-conditioned;
Synthon unit, meets second when pre-conditioned for the picture that arrives in current shooting, by current shooting to picture synthesize with last synthetic movement locus of object picture, to generate new movement locus of object picture.
In the present embodiment, the second pre-conditioned picture that comprises current shooting does not have the picture of shake and/or current shooting not have the picture of interfere information and/or current shooting there is no overexposure.
In the present embodiment, interfere information refers to that interfere information refers to other chaff interferences of thinking except object to be clapped.When if the track picture of object of which movement is star rail picture, its main interfere information is that light source disturbs, and the light source that objects such as aircraft, aerial searchlight sends is treated the impact of clapping object.When often photographing a pictures, determining unit by current shooting to picture and last synthetic movement locus of object picture to compare to determine whether picture that current shooting arrives meets second pre-conditioned, current shooting to picture in while there is interfere information, it is second pre-conditioned that the picture of determining current shooting does not meet.The definite process of concrete interfere information is as follows: acquiring unit obtain current shooting to picture in the brightness value of pixel be greater than all neighbors of a predetermined threshold value, form abnormal area, and obtain in last synthetic movement locus of object picture with current shooting to position corresponding to the abnormal area of picture whether exist pixel brightness value to be greater than the pixel of described predetermined threshold value; In upper once synthetic movement locus of object picture with current shooting to position corresponding to the abnormal area of picture while not existing pixel brightness value to be greater than the pixel of described predetermined threshold value, using described abnormal area as current shooting to picture in interfere information, determine that picture that current shooting arrives exists to disturb.
In the present embodiment, determine current shooting to picture whether there is shake, determine current shooting to picture whether exist shake can by and synthetic movement locus of object picture of last time between compare, for example by current shooting to picture compare with last synthetic movement locus of object picture, now can determine the current picture photographing compares whether there is inclination with picture to be synthesized, or obviously do not mate, for example, when synthetic, the movement locus of object is not connected.
Overexposure refers to that the brightness of picture of current shooting is excessive, when the brightness of the picture arriving in current shooting is excessive, can, by having determined whether that large-area pixel brightness is greater than pre-set threshold value, when the brightness that has large-area pixel is greater than pre-set threshold value, the picture overexposure that current shooting arrives be described.
This scheme, by the synthetic process of picture, is got rid of and is not met the second pre-conditioned picture, to improve the quality of movement locus of object picture shooting.
Further, for improving the quality of movement locus of object picture shooting, described synthesis unit 32 also comprises:
Delete cells, does not meet second when pre-conditioned for the picture that arrives in current shooting, deletes the picture of current shooting.
In the present embodiment, the picture arriving in current shooting does not meet second when pre-conditioned, and described terminal can be deleted the picture of current shooting, also can be left intact.
Further, for improving the quality of movement locus of object picture shooting, in movement locus of object camera system of the present invention preferred embodiment, described processing module 30 comprises:
Determining unit, for when take finishing, determines and in each movement locus of object picture synthetic in shooting process, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Sequencing unit, for sorting to each effective picture according to genesis sequence;
Processing unit, to default store path, and generates movement locus of object video based on described effective picture by each effective picture-storage.
In the present embodiment, the second pre-conditioned picture that comprises current shooting does not have the picture of shake and/or current shooting not have the picture of interfere information and/or current shooting there is no overexposure.In the present embodiment, interfere information refers to that interfere information refers to other chaff interferences of thinking except object to be clapped.In the present embodiment, can be when take finishing, determining unit is treated successively synthesising picture according to the genesis sequence of picture to be synthesized and is compared, second pre-conditioned to determine whether each picture to be synthesized meets.
It should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the system that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or system.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the system that comprises this key element and also have other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that above-described embodiment method can add essential general hardware platform by software and realize, can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Understanding based on such, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in a storage medium (as ROM/RAM, magnetic disc, CD), comprise that some instructions are with so that a station terminal equipment (can be mobile phone, computer, server, air conditioner, or the network equipment etc.) carry out the method described in each embodiment of the present invention.
These are only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a movement locus of object image pickup method, is characterized in that, described movement locus of object image pickup method comprises the following steps:
Detecting movement locus of object while taking instruction, terminal is obtained current environment parameter every the default time for exposure, and meets first when pre-conditioned in current environment parameter, takes a pictures;
The picture that described terminal obtains based on shooting generates movement locus of object video.
2. movement locus of object image pickup method as claimed in claim 1, is characterized in that, the step that the picture that described terminal obtains based on shooting generates movement locus of object picture or video comprises:
When photographing the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
After photographing the first pictures, described terminal often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture with last synthetic movement locus of object picture;
When taking end, described terminal generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic in shooting process.
3. movement locus of object image pickup method as claimed in claim 2, it is characterized in that, described after photographing the first pictures, described terminal often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture step with last synthetic movement locus of object picture and comprise:
After photographing the first pictures, described terminal often photographs a pictures, determines whether picture that current shooting arrives meets second pre-conditioned;
The picture that arrives in current shooting meets second when pre-conditioned, described terminal by current shooting to picture synthesize with last synthetic movement locus of object picture, to generate new movement locus of object picture.
4. movement locus of object image pickup method as claimed in claim 3, it is characterized in that, described after photographing the first pictures, described terminal often photographs a pictures, after determining whether picture that current shooting arrives meets the second pre-conditioned step, described movement locus of object image pickup method comprises:
The picture arriving in current shooting does not meet second when pre-conditioned, the picture of described terminal deletion current shooting.
5. movement locus of object image pickup method as claimed in claim 1, is characterized in that, the step that the picture that described terminal obtains based on shooting generates movement locus of object video comprises:
When take finishing, described terminal determines and in each picture photographing, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Described terminal sorts to each effective picture according to genesis sequence, and extracts according to current putting in order the picture that shooting obtains;
When extracting the first pictures, described terminal is using the first pictures as synthetic for the first time movement locus of object picture;
After extracting the first pictures, described terminal is often extracted a pictures, and the current picture extracting and last synthetic movement locus of object picture are synthesized to generate new movement locus of object picture;
Described terminal generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic.
6. a movement locus of object camera system, is characterized in that, described movement locus of object camera system comprises:
Environmental parameter acquisition module, for when detecting movement locus of object shooting instruction, obtains current environment parameter every the default time for exposure;
Taking module, for meeting first in current environment parameter when pre-conditioned, takes a pictures;
Processing module, generates movement locus of object video for the picture obtaining based on shooting
7. movement locus of object camera system as claimed in claim 6, is characterized in that, described processing module comprises:
Processing unit, for when photographing the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
Synthesis unit, for after photographing the first pictures, often photographs a pictures, by current shooting to picture synthesize to generate new movement locus of object picture with last synthetic movement locus of object picture;
Processing unit, for when taking end, generates movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic in shooting process.
8. movement locus of object camera system as claimed in claim 7, is characterized in that, described synthesis unit comprises:
Determine subelement, for after photographing the first pictures, often photograph a pictures, determine whether picture that current shooting arrives meets second pre-conditioned;
Synthon unit, meets second when pre-conditioned for the picture that arrives in current shooting, by current shooting to picture synthesize with last synthetic movement locus of object picture, to generate new movement locus of object picture.
9. movement locus of object camera system as claimed in claim 8, is characterized in that, described synthesis unit also comprises:
Delete subelement, for the picture arriving in current shooting, do not meet second when pre-conditioned, delete the picture of current shooting.
10. movement locus of object camera system as claimed in claim 6, is characterized in that, described processing module comprises:
Determining unit, for when take finishing, determines and in each picture photographing, meets the second pre-conditioned picture, and will meet the second pre-conditioned picture as effective picture;
Sequencing unit, for sorting to each effective picture according to genesis sequence;
Extraction unit, for extracting according to current putting in order the picture that shooting obtains;
Processing unit, for when extracting the first pictures, using the first pictures as synthetic for the first time movement locus of object picture;
Synthesis unit, for after extracting the first pictures, often extracts a pictures, and the current picture extracting and last synthetic movement locus of object picture are synthesized to generate new movement locus of object picture;
Processing unit, also for generating movement locus of object video by synthetic a plurality of movement locus of object picture-storage to default store path a plurality of movement locus of object pictures based on synthetic.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410384980.XA CN104125404B (en) | 2014-08-06 | 2014-08-06 | Movement locus of object image pickup method and system |
| PCT/CN2015/085199 WO2016019817A1 (en) | 2014-08-06 | 2015-07-27 | Object motion trajectory photographing method and system, and computer storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410384980.XA CN104125404B (en) | 2014-08-06 | 2014-08-06 | Movement locus of object image pickup method and system |
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| CN104125404A true CN104125404A (en) | 2014-10-29 |
| CN104125404B CN104125404B (en) | 2018-02-23 |
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| WO (1) | WO2016019817A1 (en) |
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Also Published As
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| WO2016019817A1 (en) | 2016-02-11 |
| CN104125404B (en) | 2018-02-23 |
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