CN104270574A - Method and device for shooting object motion track - Google Patents
Method and device for shooting object motion track Download PDFInfo
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- CN104270574A CN104270574A CN201410356988.5A CN201410356988A CN104270574A CN 104270574 A CN104270574 A CN 104270574A CN 201410356988 A CN201410356988 A CN 201410356988A CN 104270574 A CN104270574 A CN 104270574A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
Abstract
The invention relates to a method and a device for shooting an object motion track. The method comprises the following steps of detecting the size of a photosensitive device of a terminal; acquiring the theoretical exposure duration of the photosensitive device according to the size of the photosensitive device; acquiring the practical exposure duration of the photosensitive device; and configuring the current shooting parameter of the terminal according to the theoretical exposure duration and the practical exposure duration of the photosensitive device. According to a scheme of the invention, the adaptability of shooting software to a shooting terminal can be enhanced, optimal exposure effects of the photosensitive devices of all terminals are achieved, and the image shooting effect of the terminal is enhanced.
Description
Technical field
The present invention relates to camera technique field, particularly relate to a kind of image pickup method and device of movement locus of object.
Background technology
At present, for realizing the shooting (such as nebula shooting, the shooting of star rail etc.) of movement locus of object, usually adopting at present and supporting the long-time camera head continuing the photosensitive hardware of exposure, as slr camera.But different camera heads has the different time for exposure, existing photography software cannot be suitable for all camera heads, thus causes some time for exposure unmatched camera head cannot realize the optimum shooting effect of image.
Summary of the invention
Main purpose of the present invention is the image pickup method and the device that provide a kind of movement locus of object, is intended to realize all filming apparatus all energy normal photographing, improves photographic images effect.
In order to achieve the above object, the present invention proposes a kind of image pickup method of movement locus of object, comprising:
The size of the sensor devices of sense terminals;
The theoretical exposure time of described sensor devices is obtained according to the size of described sensor devices;
Obtain the actual exposure duration of described sensor devices;
According to theoretical exposure time and the actual exposure duration of described sensor devices, configure the current shooting parameter of described terminal.
Preferably, the described theoretical exposure time according to sensor devices and actual exposure duration, the step configuring the current shooting parameter of described terminal comprises:
The theoretical exposure time of described sensor devices and actual exposure duration are compared;
When the theoretical exposure time of described sensor devices is less than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described theoretical exposure time;
When the theoretical exposure time of described sensor devices is greater than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described actual exposure duration.
Preferably, the described theoretical exposure time according to sensor devices and actual exposure duration, the step configuring the current shooting parameter of described terminal further comprises:
The relevant parameter of the time for exposure adaptation of configuration and current configuration, described relevant parameter at least comprises: ISO, focusing, resolution, noise reduction, scene mode parameter.
Preferably, the step of the actual exposure duration of described acquisition sensor devices comprises:
From the apparatus information acquiring of described terminal.
Preferably, the step that the described size according to sensor devices obtains the theoretical exposure time of described sensor devices comprises:
According to the size of described sensor devices, search default mapping table, obtain the theoretical exposure time of described sensor devices, described mapping table comprises the size of sensor devices and the corresponding relation of theoretical exposure time; Or
According to the size of described sensor devices, calculate the theoretical exposure time obtaining described sensor devices with the proportionate relationship preset.
The embodiment of the present invention also proposes a kind of filming apparatus of movement locus of object, comprising:
Detection module, for the size of the sensor devices of sense terminals;
First acquisition module, for obtaining the theoretical exposure time of described sensor devices according to the size of described sensor devices;
Second acquisition module, for obtaining the actual exposure duration of described sensor devices;
Configuration module, for according to the theoretical exposure time of described sensor devices and actual exposure duration, configures the current shooting parameter of described terminal.
Preferably, described configuration module comprises:
Comparing unit, for comparing the theoretical exposure time of described sensor devices and actual exposure duration;
Dispensing unit, for when the theoretical exposure time of described sensor devices is less than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described theoretical exposure time; When the theoretical exposure time of described sensor devices is greater than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described actual exposure duration.
Preferably, described dispensing unit, also for configuring the relevant parameter with the time for exposure adaptation of current configuration, described relevant parameter at least comprises: ISO, focusing, resolution, noise reduction, scene mode parameter.
Preferably, described second acquisition module, also for the apparatus information acquiring from described terminal.
Preferably, described first acquisition module, also for the size according to described sensor devices, searches default mapping table, obtain the theoretical exposure time of described sensor devices, described mapping table comprises the size of sensor devices and the corresponding relation of theoretical exposure time; Or according to the size of described sensor devices, calculate the theoretical exposure time obtaining described sensor devices with the proportionate relationship preset.
The image pickup method of a kind of movement locus of object that the embodiment of the present invention proposes and device, by the size of the sensor devices of sense terminals; The theoretical exposure time of described sensor devices is obtained according to the size of described sensor devices; Obtain the actual exposure duration of described sensor devices; According to theoretical exposure time and the actual exposure duration of described sensor devices, configure the current shooting parameter of described terminal, make image taking effect reach optimum, and improve shooting software to the suitability of camera terminal.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the image pickup method preferred embodiment of movement locus of object of the present invention;
Fig. 2 is the high-level schematic functional block diagram of the image pickup method preferred embodiment of movement locus of object of the present invention;
Fig. 3 is the structural representation of configuration module in the embodiment of the present invention.
In order to make technical scheme of the present invention clearly, understand, be described in further detail below in conjunction with accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The solution of the embodiment of the present invention is mainly: by the size of the sensor devices of sense terminals; The theoretical exposure time of described sensor devices is obtained according to the size of described sensor devices; Obtain the actual exposure duration of described sensor devices; According to theoretical exposure time and the actual exposure duration of described sensor devices, configure the current shooting parameter of described terminal, make image taking effect reach optimum, and improve shooting software to the suitability of camera terminal.
As shown in Figure 1, present pre-ferred embodiments proposes a kind of image pickup method of movement locus of object, comprising:
Step S101, the size of the sensor devices of sense terminals;
The present embodiment method hardware running environment can be ordinary digital camera as camera heads such as card cameras, also can be the terminal equipment such as mobile phone, panel computer with camera function.
As previously mentioned, for realizing the shooting of movement locus of object, usually adopting and supporting the long-time camera head continuing the photosensitive hardware of exposure.But different camera heads has different exposure times, existing photography software cannot be suitable for all camera heads, thus causes some time for exposure unmatched camera head cannot realize the optimum shooting effect of image.
The present embodiment scheme can make all terminal equipments that the comparatively rational time for exposure can be adopted to take, thus reaches good shooting effect.
Particularly, first, the size of the sensor devices of sense terminals.Wherein, the size of sensor devices refers generally to area or the length of side (sensor devices is square) of sensor devices.
The sensor devices support of the present embodiment terminal continues exposure for a long time.But for different terminals, the time for exposure of its sensor devices may be different.
For mobile phone, the sensor devices of different mobile phone, its exposure time may be 20S (second), 30S, 50S or 60S, or is different exposure range values, such as 20 ~ 60S, 30 ~ 50S etc.
Wherein, the exposure time of terminal sensor devices is relevant with the size of this terminal sensor devices, and usual sensor devices is larger, and its longest exposure time can select less.The size of sensor devices and the theoretical exposure time of sensor devices can have certain mapping relations, such as direct proportionality.Also can be set both proportionate relationships by empirical value, and corresponding mapping table can be generated, for searching.
In addition, due to factors such as processing technologys, making the actual exposure duration of sensor devices and be not equal to its theoretical exposure time, when dispatching from the factory, in the facility information of terminal, usually identifying the actual exposure duration of its sensor devices.
Step S102, obtains the theoretical exposure time of described sensor devices according to the size of described sensor devices;
As a kind of execution mode, according to the size of sensor devices, can search default mapping table, obtain the theoretical exposure time of sensor devices, described mapping table comprises the size of sensor devices and the corresponding relation of theoretical exposure time.
As another kind of execution mode, according to the size of described sensor devices, the theoretical exposure time obtaining described sensor devices can also be calculated with the proportionate relationship preset.
Step S103, obtains the actual exposure duration of described sensor devices;
Wherein, the actual exposure duration of sensor devices can obtain from the terminal device information that manufacturer provides.
Step S104, according to theoretical exposure time and the actual exposure duration of described sensor devices, configures the current shooting parameter of described terminal.
Because the theoretical exposure time of sensor devices may be different from actual exposure duration, therefore, in actual photographed process, need to select comparatively suitable exposure time and relevant acquisition parameters, to improve the image taking effect of terminal.
As a kind of execution mode, the theoretical exposure time of described sensor devices and actual exposure duration can be compared; When the theoretical exposure time of described sensor devices is less than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described theoretical exposure time; When the theoretical exposure time of described sensor devices is greater than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described actual exposure duration.
Wherein, when the actual exposure duration of sensor devices is a value range, the maximum of the theoretical exposure time of described sensor devices and actual exposure duration can be compared.
Further, when after the configuration of current exposure duration completing sensor devices, the relevant parameter with the time for exposure adaptation of current configuration can be configured, such as ISO, focusing, resolution, noise reduction, scene mode parameter etc., wherein, focusing parameter can be set as infinity, the starry sky scene different according to overhead, different regions can also preset different parameters, select when taking for user.
The present embodiment passes through such scheme, by the size of the sensor devices of sense terminals; The theoretical exposure time of described sensor devices is obtained according to the size of described sensor devices; Obtain the actual exposure duration of described sensor devices; According to theoretical exposure time and the actual exposure duration of described sensor devices, configure the current shooting parameter of described terminal, make image taking effect reach optimum, and improve shooting software to the suitability of camera terminal.
As shown in Figure 2, present pre-ferred embodiments proposes a kind of filming apparatus of movement locus of object, comprising: detection module 201, first acquisition module 202, second acquisition module 203 and configuration module 204, wherein:
Detection module 201, for the size of the sensor devices of sense terminals;
First acquisition module 202, for obtaining the theoretical exposure time of described sensor devices according to the size of described sensor devices;
Second acquisition module 203, for obtaining the actual exposure duration of described sensor devices;
Configuration module 204, for according to the theoretical exposure time of described sensor devices and actual exposure duration, configures the current shooting parameter of described terminal.
The filming apparatus of the present embodiment movement locus of object can be arranged on ordinary digital camera as on the camera heads such as card camera, also can be arranged on there is camera function the terminal equipment such as mobile phone, panel computer on.
As previously mentioned, for realizing the shooting of movement locus of object, usually adopting and supporting the long-time camera head continuing the photosensitive hardware of exposure.But different camera heads has different exposure times, existing photography software cannot be suitable for all camera heads, thus causes some time for exposure unmatched camera head cannot realize the optimum shooting effect of image.
The present embodiment scheme can make all terminal equipments that the comparatively rational time for exposure can be adopted to take, thus reaches good shooting effect.
Particularly, first, the size of the sensor devices of sense terminals.Wherein, the size of sensor devices refers generally to area or the length of side (sensor devices is square) of sensor devices.
The sensor devices support of the present embodiment terminal continues exposure for a long time.But for different terminals, the time for exposure of its sensor devices may be different.
For mobile phone, the sensor devices of different mobile phone, its exposure time may be 20S (second), 30S, 50S or 60S, or is different exposure range values, such as 20 ~ 60S, 30 ~ 50S etc.
Wherein, the exposure time of terminal sensor devices is relevant with the size of this terminal sensor devices, and usual sensor devices is larger, and its longest exposure time can select less.The size of sensor devices and the theoretical exposure time of sensor devices can have certain mapping relations, such as direct proportionality.Also can be set both proportionate relationships by empirical value, and corresponding mapping table can be generated, for searching.
In addition, due to factors such as processing technologys, making the actual exposure duration of sensor devices and be not equal to its theoretical exposure time, when dispatching from the factory, in the facility information of terminal, usually identifying the actual exposure duration of its sensor devices.
As a kind of execution mode, according to the size of sensor devices, can search default mapping table, obtain the theoretical exposure time of sensor devices, described mapping table comprises the size of sensor devices and the corresponding relation of theoretical exposure time.
As another kind of execution mode, according to the size of described sensor devices, the theoretical exposure time obtaining described sensor devices can also be calculated with the proportionate relationship preset.
Then, the actual exposure duration of sensor devices is obtained; Wherein, the actual exposure duration of sensor devices can obtain from the terminal device information that manufacturer provides.
Afterwards, according to theoretical exposure time and the actual exposure duration of sensor devices, the current shooting parameter of configurating terminal.
Because the theoretical exposure time of sensor devices may be different from actual exposure duration, therefore, in actual photographed process, need to select comparatively suitable exposure time and relevant acquisition parameters, to improve the image taking effect of terminal.
As a kind of execution mode, the theoretical exposure time of described sensor devices and actual exposure duration can be compared; When the theoretical exposure time of described sensor devices is less than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described theoretical exposure time; When the theoretical exposure time of described sensor devices is greater than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described actual exposure duration.
Wherein, when the actual exposure duration of sensor devices is with value range, the maximum of the theoretical exposure time of described sensor devices and actual exposure duration can be compared.
Further, when after the configuration of current exposure duration completing sensor devices, the relevant parameter with the time for exposure adaptation of current configuration can be configured, such as ISO, focusing, resolution, noise reduction, scene mode parameter etc., wherein, focusing parameter can be set as infinity, the starry sky scene different according to overhead, different regions can also preset different parameters, select when taking for user.
Particularly, as shown in Figure 3, described configuration module 204 comprises: comparing unit 2041 and dispensing unit 2042, wherein:
Comparing unit 2041, for comparing the theoretical exposure time of described sensor devices and actual exposure duration;
Dispensing unit 2042, for when the theoretical exposure time of described sensor devices is less than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described theoretical exposure time; When the theoretical exposure time of described sensor devices is greater than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described actual exposure duration.
The present embodiment passes through such scheme, by the size of the sensor devices of sense terminals; The theoretical exposure time of described sensor devices is obtained according to the size of described sensor devices; Obtain the actual exposure duration of described sensor devices; According to theoretical exposure time and the actual exposure duration of described sensor devices, configure the current shooting parameter of described terminal, make image taking effect reach optimum, and improve shooting software to the suitability of camera terminal.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. an image pickup method for movement locus of object, is characterized in that, comprising:
The size of the sensor devices of sense terminals;
The theoretical exposure time of described sensor devices is obtained according to the size of described sensor devices;
Obtain the actual exposure duration of described sensor devices;
According to theoretical exposure time and the actual exposure duration of described sensor devices, configure the current shooting parameter of described terminal.
2. method according to claim 1, is characterized in that, the described theoretical exposure time according to sensor devices and actual exposure duration, and the step configuring the current shooting parameter of described terminal comprises:
The theoretical exposure time of described sensor devices and actual exposure duration are compared;
When the theoretical exposure time of described sensor devices is less than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described theoretical exposure time;
When the theoretical exposure time of described sensor devices is greater than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described actual exposure duration.
3. method according to claim 2, is characterized in that, the described theoretical exposure time according to sensor devices and actual exposure duration, and the step configuring the current shooting parameter of described terminal further comprises:
The relevant parameter of the time for exposure adaptation of configuration and current configuration, described relevant parameter at least comprises: ISO, focusing, resolution, noise reduction, scene mode parameter.
4. method according to claim 1, is characterized in that, the step of the actual exposure duration of described acquisition sensor devices comprises:
From the apparatus information acquiring of described terminal.
5. the method according to any one of claim 1-4, is characterized in that, the step that the described size according to sensor devices obtains the theoretical exposure time of described sensor devices comprises:
According to the size of described sensor devices, search default mapping table, obtain the theoretical exposure time of described sensor devices, described mapping table comprises the size of sensor devices and the corresponding relation of theoretical exposure time; Or
According to the size of described sensor devices, calculate the theoretical exposure time obtaining described sensor devices with the proportionate relationship preset.
6. a filming apparatus for movement locus of object, is characterized in that, comprising:
Detection module, for the size of the sensor devices of sense terminals;
First acquisition module, for obtaining the theoretical exposure time of described sensor devices according to the size of described sensor devices;
Second acquisition module, for obtaining the actual exposure duration of described sensor devices;
Configuration module, for according to the theoretical exposure time of described sensor devices and actual exposure duration, configures the current shooting parameter of described terminal.
7. the filming apparatus of movement locus of object according to claim 6, is characterized in that, described configuration module comprises:
Comparing unit, for comparing the theoretical exposure time of described sensor devices and actual exposure duration;
Dispensing unit, for when the theoretical exposure time of described sensor devices is less than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described theoretical exposure time; When the theoretical exposure time of described sensor devices is greater than actual exposure duration, configuring the time for exposure in described terminal current shooting parameter is described actual exposure duration.
8. the filming apparatus of movement locus of object according to claim 7, is characterized in that,
Described dispensing unit, also for configuring the relevant parameter with the time for exposure adaptation of current configuration, described relevant parameter at least comprises: ISO, focusing, resolution, noise reduction, scene mode parameter.
9. the filming apparatus of movement locus of object according to claim 7, is characterized in that,
Described second acquisition module, also for the apparatus information acquiring from described terminal.
10. the filming apparatus of the movement locus of object according to any one of claim 6-9, is characterized in that,
Described first acquisition module, also for the size according to described sensor devices, searches default mapping table, obtains the theoretical exposure time of described sensor devices, and described mapping table comprises the size of sensor devices and the corresponding relation of theoretical exposure time; Or according to the size of described sensor devices, calculate the theoretical exposure time obtaining described sensor devices with the proportionate relationship preset.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410356988.5A CN104270574B (en) | 2014-07-24 | 2014-07-24 | The image pickup method and device of movement locus of object |
| PCT/CN2015/082977 WO2016011876A1 (en) | 2014-07-24 | 2015-06-30 | Method and device for photographing motion track of object |
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| CN201410356988.5A CN104270574B (en) | 2014-07-24 | 2014-07-24 | The image pickup method and device of movement locus of object |
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| WO2016011876A1 (en) * | 2014-07-24 | 2016-01-28 | 努比亚技术有限公司 | Method and device for photographing motion track of object |
| CN111200708A (en) * | 2020-01-15 | 2020-05-26 | 上海摩象网络科技有限公司 | Long exposure shooting control method, system, equipment and computer storage medium |
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Also Published As
| Publication number | Publication date |
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| CN104270574B (en) | 2017-09-29 |
| WO2016011876A1 (en) | 2016-01-28 |
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