WO2016011876A1 - 物体运动轨迹的拍摄方法及装置 - Google Patents
物体运动轨迹的拍摄方法及装置 Download PDFInfo
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- WO2016011876A1 WO2016011876A1 PCT/CN2015/082977 CN2015082977W WO2016011876A1 WO 2016011876 A1 WO2016011876 A1 WO 2016011876A1 CN 2015082977 W CN2015082977 W CN 2015082977W WO 2016011876 A1 WO2016011876 A1 WO 2016011876A1
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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
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- This paper relates to the field of camera technology, and in particular to a method and a device for shooting an object motion trajectory.
- a camera device with a photosensitive hardware that supports long-term continuous exposure such as a SLR camera
- different imaging devices have different exposure times, and the imaging software in the related art cannot be applied to all of the imaging devices, thereby causing some imaging devices to achieve optimal image capturing effects due to improper exposure time.
- Embodiments of the present invention provide a method and apparatus for photographing an object motion trajectory, and aim to realize a technical problem of how to adapt the exposure time of the imaging software to the imaging device.
- an embodiment of the present invention provides a method for photographing an object motion trajectory, including:
- the current exposure parameter of the terminal and the shooting parameter adapted to the current exposure parameter are configured according to a theoretical exposure duration of the photosensitive device and an actual exposure duration.
- the step of configuring the current exposure parameter of the terminal according to the theoretical exposure duration of the photosensitive device and the actual exposure duration comprises:
- the terminal When the theoretical exposure duration of the photosensitive device is less than the actual exposure duration, the terminal is configured as The exposure time in the front shooting parameter is the theoretical exposure time;
- the exposure time in the current shooting parameter of the terminal is configured as the actual exposure duration.
- the step of configuring the shooting parameters of the terminal that are adapted to the current exposure parameter according to the theoretical exposure duration of the photosensitive device and the actual exposure duration further includes:
- a shooting parameter that is adapted to the currently configured exposure time is configured, the shooting parameters including: ISO, focus, resolution, noise reduction, and/or scene mode parameters.
- the step of obtaining the actual exposure duration of the photosensitive device comprises:
- the step of obtaining the theoretical exposure duration of the photosensitive device according to the size of the photosensitive device comprises:
- mapping table Obtaining a preset mapping table according to a size of the photosensitive device to obtain a theoretical exposure duration of the photosensitive device, wherein the mapping table includes a correspondence between a size of the photosensitive device and a theoretical exposure duration;
- the theoretical exposure duration of the photosensitive device is calculated in a predetermined proportional relationship.
- An embodiment of the present invention further provides an apparatus for photographing an object motion trajectory, including:
- a detecting module configured to detect a size of the photosensitive device of the terminal
- a first obtaining module configured to acquire a theoretical exposure duration of the photosensitive device according to a size of the photosensitive device
- a second obtaining module configured to obtain an actual exposure time of the photosensitive device
- the configuration module is configured to configure a current exposure parameter of the terminal and a shooting parameter adapted to the current exposure parameter according to a theoretical exposure duration of the photosensitive device and an actual exposure duration.
- the configuration module includes:
- a comparison unit configured to compare a theoretical exposure duration of the photosensitive device with an actual exposure duration
- a configuration unit configured to: when the theoretical exposure duration of the photosensitive device is less than the actual exposure duration, configuring an exposure time of the current shooting parameter of the terminal as the theoretical exposure duration; when the theoretical exposure duration of the photosensitive device is greater than an actual exposure duration And configuring, in the current shooting parameter of the terminal, an exposure time as the actual exposure duration.
- the configuration unit is further configured to be configured to configure a shooting parameter that is adapted to a currently configured exposure time, the shooting parameters including: ISO, focus, resolution, noise reduction, and/or scene mode parameters.
- the second acquiring module is further configured to obtain an actual exposure duration of the photosensitive device from the device information of the terminal.
- the first obtaining module is configured to be configured to obtain a theoretical exposure duration of the photosensitive device according to a size of the photosensitive device: searching for a preset according to the size of the photosensitive device a mapping table for obtaining a theoretical exposure duration of the photosensitive device, wherein the mapping table includes a correspondence between a size of the photosensitive device and a theoretical exposure duration; or calculating a acquisition ratio according to a predetermined proportional relationship according to the size of the photosensitive device The theoretical exposure time of the photosensitive device.
- the embodiment of the invention further provides a computer storage medium, wherein the computer storage medium stores computer executable instructions, and the computer executable instructions are used to execute the above method.
- a method and device for photographing an object motion trajectory by detecting a size of a photosensitive device of the terminal; obtaining a theoretical exposure time of the photosensitive device according to a size of the photosensitive device; acquiring the photosensitive device
- the actual exposure time is long; according to the theoretical exposure time of the photosensitive device and the actual exposure time, the current shooting parameters of the terminal are configured to optimize the image capturing effect, and the adaptability of the shooting software to the shooting terminal is improved.
- FIG. 1 is a schematic flow chart of a method for photographing an object motion trajectory according to an embodiment of the present invention
- FIG. 2 is a schematic diagram of functional modules of a camera for moving a track of an object according to an embodiment of the present invention
- FIG. 3 is a block diagram of the configuration module of FIG. 2.
- the solution of the embodiment of the present invention is mainly: detecting the size of the photosensitive device of the terminal; obtaining the theoretical exposure time of the photosensitive device according to the size of the photosensitive device; and obtaining the actual exposure time of the photosensitive device;
- the theoretical exposure time of the photosensitive device and the actual exposure time are long, and the current shooting parameters of the terminal are configured to optimize the image capturing effect and improve the adaptability of the shooting software to the shooting terminal.
- an embodiment of the present invention provides a method for photographing an object motion trajectory, including:
- Step S101 the photographing device of the object motion track detects the size of the photosensitive device of the terminal
- the hardware operating environment of the method in this embodiment may be an ordinary digital camera such as a card camera or the like, or may be a terminal device such as a mobile phone or a tablet computer having a camera function.
- an imaging device having photosensitive hardware that supports long-time continuous exposure is generally used.
- different imaging devices have different exposure durations, and the imaging software in the related art cannot be applied to all imaging devices, thereby causing some imaging devices to achieve optimal image capturing effects due to improper exposure time.
- the solution of this embodiment can enable all terminal devices to take a relatively reasonable exposure time for shooting, thereby achieving better shooting results.
- the size of the photosensitive device of the terminal is detected.
- the size of the photosensitive device generally refers to the area of the photosensitive device.
- the size of the photosensitive device may also refer to the length of the side.
- the photosensitive device of the terminal of this embodiment supports continuous exposure for a long time. However, for different terminals, the exposure time of the photosensitive device is allowed to be different.
- the exposure time of different mobile phones may be 20S (seconds), 30S, 50S or 60S, or different exposure range values, such as 20 to 60S, 30 to 50S, and the like.
- the theoretical exposure time of the terminal photosensitive device is related to the size of the photosensitive device of the terminal. Generally, the larger the photosensitive device, the smaller the longest exposure time can be selected.
- the size of the photosensitive device and the theoretical exposure time of the photosensitive device may have a certain mapping relationship, such as a proportional relationship. It is also possible to set the proportional relationship between the two through the empirical value, and generate a corresponding mapping table for searching.
- the actual exposure time of the photosensitive device is not equal to the theoretical exposure time.
- the actual exposure time of the photosensitive device is usually identified in the device information of the terminal.
- Step S102 the photographing device of the object motion track acquires the theoretical exposure time of the photosensitive device according to the size of the photosensitive device;
- a preset mapping table may be searched according to the size of the photosensitive device to obtain a theoretical exposure duration of the photosensitive device, and the mapping table includes a correspondence relationship between the size of the photosensitive device and the theoretical exposure duration.
- Step S103 the photographing device of the object motion track acquires the actual exposure time of the photosensitive device
- the actual exposure time of the photosensitive device can be obtained from the terminal device information provided by the manufacturer.
- Step S104 the photographing device of the object motion trajectory configures the current exposure parameter of the terminal and the photographing parameter adapted to the current exposure parameter according to the theoretical exposure duration of the photosensitive device and the actual exposure duration.
- the theoretical exposure duration of the photosensitive device may be different from the actual exposure duration, in the actual shooting process, it is necessary to select a suitable exposure duration and related shooting parameters to improve the image capturing effect of the terminal.
- the theoretical exposure duration of the photosensitive device can be compared with the actual exposure duration; when the theoretical exposure duration of the photosensitive device is less than the actual exposure duration, the exposure time of the current shooting parameter of the terminal is configured as Theoretical exposure time; when the photosensitive device When the exposure duration is greater than the actual exposure duration, the exposure time in the current shooting parameter of the terminal is configured as the actual exposure duration.
- the theoretical exposure duration of the photosensitive device can be compared with the maximum value of the actual exposure duration.
- parameters related to the currently configured exposure time such as ISO, focus, resolution, noise reduction, scene mode parameters, etc.
- the focus parameter It can be set to infinity, and different parameters can be preset according to different starry sky scenes over different regions, so that users can choose when shooting.
- the size of the photosensitive device of the terminal is detected by the above solution; the theoretical exposure time of the photosensitive device is obtained according to the size of the photosensitive device; and the actual exposure time of the photosensitive device is obtained; according to the photosensitive device
- the theoretical exposure duration and the actual exposure duration, the current shooting parameters of the terminal are configured to optimize the image capturing effect, and the adaptability of the shooting software to the shooting terminal is improved.
- an embodiment of the present invention provides an apparatus for photographing an object motion trajectory, including: a detection module 201, a first acquisition module 202, a second acquisition module 203, and a configuration module 204, wherein:
- the detecting module 201 is configured to detect a size of the photosensitive device of the terminal;
- the first obtaining module 202 is configured to obtain a theoretical exposure duration of the photosensitive device according to a size of the photosensitive device;
- the second obtaining module 203 is configured to acquire an actual exposure duration of the photosensitive device
- the configuration module 204 is configured to configure a current exposure parameter of the terminal and a shooting adapted to the exposure parameter according to a theoretical exposure duration of the photosensitive device and an actual exposure duration.
- the photographing device for the motion track of the object in this embodiment may be disposed on a camera device such as a general digital camera such as a card camera, or may be disposed on a terminal device such as a mobile phone or a tablet computer having a camera function.
- a camera device such as a general digital camera such as a card camera
- a terminal device such as a mobile phone or a tablet computer having a camera function.
- an imaging device having photosensitive hardware that supports long-time continuous exposure is generally used.
- different camera devices have different exposure durations
- the imaging software in the related art cannot be applied to all the imaging devices, thereby causing some imaging devices to achieve an optimal image capturing effect due to improper exposure time.
- the solution of this embodiment can enable all terminal devices to take a relatively reasonable exposure time for shooting, thereby achieving better shooting results.
- the size of the photosensitive device of the terminal is detected.
- the size of the photosensitive device generally refers to the area of the photosensitive device.
- the size of the photosensitive device may also refer to the length of the side.
- the photosensitive device of the terminal of this embodiment supports continuous exposure for a long time. However, for different terminals, the exposure time of the photosensitive device is allowed to be different.
- the exposure time of different mobile phones may be 20S (seconds), 30S, 50S or 60S, or different exposure range values, such as 20 to 60S, 30 to 50S, and the like.
- the theoretical exposure time of the terminal photosensitive device is related to the size of the photosensitive device of the terminal. Generally, the larger the photosensitive device, the smaller the longest exposure time can be selected.
- the size of the photosensitive device and the theoretical exposure time of the photosensitive device may have a certain mapping relationship, such as a proportional relationship. It is also possible to set the proportional relationship between the two through the empirical value, and generate a corresponding mapping table for searching.
- the actual exposure time of the photosensitive device is not equal to the theoretical exposure time.
- the actual exposure time of the photosensitive device is usually identified in the device information of the terminal.
- a preset mapping table may be searched according to the size of the photosensitive device to obtain a theoretical exposure duration of the photosensitive device, and the mapping table includes a correspondence relationship between the size of the photosensitive device and the theoretical exposure duration.
- the theoretical exposure duration of the photosensitive device may be calculated according to the size of the photosensitive device in a predetermined proportional relationship.
- the actual exposure time of the photosensitive device is obtained; wherein the actual exposure time of the photosensitive device can be obtained from the terminal device information provided by the manufacturer.
- the current exposure parameters of the terminal and the shooting parameters adapted to the exposure parameters are configured.
- the theoretical exposure duration of the photosensitive device may be different from the actual exposure duration, in the actual shooting process, it is necessary to select a suitable exposure duration and related shooting parameters to improve the image capturing effect of the terminal.
- the theoretical exposure duration of the photosensitive device can be compared with the actual exposure duration; when the theoretical exposure duration of the photosensitive device is less than the actual exposure duration, the exposure time of the current shooting parameter of the terminal is configured as The theoretical exposure time is long; when the theoretical exposure duration of the photosensitive device is greater than the actual exposure duration, the exposure time in the current shooting parameter of the terminal is configured as the actual exposure duration.
- the theoretical exposure duration of the photosensitive device can be compared with the maximum value of the actual exposure duration.
- parameters related to the currently configured exposure time such as ISO, focus, resolution, noise reduction, scene mode parameters, etc.
- the focus parameter It can be set to infinity, and different parameters can be preset according to different starry sky scenes over different regions, so that users can choose when shooting.
- the configuration module 204 includes: a comparison unit 2041 and a configuration unit 2042, where:
- Comparing unit 2041 configured to compare a theoretical exposure duration of the photosensitive device with an actual exposure duration
- the configuration unit 2042 is configured to: when the theoretical exposure duration of the photosensitive device is less than the actual exposure duration, the exposure time in the current shooting parameter of the terminal is configured as the theoretical exposure duration; when the theoretical exposure duration of the photosensitive device is greater than the actual exposure In the duration, the exposure time in the current shooting parameter of the terminal is configured as the actual exposure duration.
- the size of the photosensitive device of the terminal is detected by the above solution; the theoretical exposure time of the photosensitive device is obtained according to the size of the photosensitive device; and the actual exposure time of the photosensitive device is obtained; according to the photosensitive device
- the theoretical exposure duration and the actual exposure duration, the current shooting parameters of the terminal are configured to optimize the image capturing effect, and the shooting software pair is improved. The suitability of the shooting terminal.
- all or part of the steps of the above embodiments may also be implemented by using an integrated circuit. These steps may be separately fabricated into individual integrated circuit modules, or multiple modules or steps may be fabricated into a single integrated circuit module. achieve.
- the devices/function modules/functional units in the above embodiments may be implemented by a general-purpose computing device, which may be centralized on a single computing device or distributed over a network of multiple computing devices.
- each device/function module/functional unit in the above embodiment When each device/function module/functional unit in the above embodiment is implemented in the form of a software function module and sold or used as a stand-alone product, it can be stored in a computer readable storage medium.
- the above mentioned computer readable storage medium may be a read only memory, a magnetic disk or an optical disk or the like.
- the above technical solution makes the exposure time of the imaging software adapt to the imaging device, so that the image capturing effect is optimized.
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Abstract
一种物体运动轨迹的拍摄方法及装置，其方法包括：检测终端的感光器件的尺寸大小；根据感光器件的尺寸大小获取感光器件的理论曝光时长；获取感光器件的实际曝光时长；根据感光器件的理论曝光时长与实际曝光时长，配置终端的当前拍摄参数。上述技术方案可以提高拍摄软件对拍摄终端的适配性，实现所有终端的感光器件的曝光效果达到最优，提高终端图像拍摄效果。
Description
本文涉及摄像技术领域，尤其涉及一种物体运动轨迹的拍摄方法及装置。
目前，在拍摄物体运动轨迹(比如星云拍摄、星轨拍摄等)时，通常采用具备支持长时间持续曝光的感光硬件的摄像装置，如单反相机。但是，不同的摄像装置具有不同的曝光时间，相关技术中的摄像软件无法适用所有的摄像装置，从而造成一些摄像装置由于曝光时间不恰当无法实现图像的最优拍摄效果。
发明内容
本发明实施例提供一种物体运动轨迹的拍摄方法及装置，旨在实现如何使摄像软件的曝光时间与摄像装置相适应的技术问题。为了达到上述目的，本发明实施例提出一种物体运动轨迹的拍摄方法，包括：
检测终端的感光器件的尺寸大小；
根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；
获取所述感光器件的实际曝光时长；
根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数以及与所述当前曝光参数适配的拍摄参数。
可选地，所述根据感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数的步骤包括：
将所述感光器件的理论曝光时长与实际曝光时长进行比较；
当所述感光器件的理论曝光时长小于实际曝光时长时，配置所述终端当
前拍摄参数中曝光时间为所述理论曝光时长；
当所述感光器件的理论曝光时长大于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述实际曝光时长。
可选地，所述根据感光器件的理论曝光时长与实际曝光时长，配置所述终端的与所述当前曝光参数适配的拍摄参数的步骤还包括：
配置与当前配置的曝光时间适配的拍摄参数，所述拍摄参数包括：ISO、对焦、分辨率、降噪和/或场景模式参数。
可选地，所述获取感光器件的实际曝光时长的步骤包括：
从所述终端的设备信息中获取感光器件的实际曝光时长。
可选地，所述根据感光器件的尺寸大小获取所述感光器件的理论曝光时长的步骤包括：
根据所述感光器件的尺寸大小，查找预设的映射表，获取所述感光器件的理论曝光时长，所述映射表包括感光器件的尺寸大小与理论曝光时长的对应关系；或者
根据所述感光器件的尺寸大小，以预设的比例关系计算获取所述感光器件的理论曝光时长。
本发明实施例还提出一种物体运动轨迹的拍摄装置，包括：
检测模块，设置为检测终端的感光器件的尺寸大小；
第一获取模块，设置为根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；
第二获取模块，设置为获取所述感光器件的实际曝光时长；
配置模块，设置为根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数以及与所述当前曝光参数适配的拍摄参数。
可选地，所述配置模块包括：
比较单元，设置为将所述感光器件的理论曝光时长与实际曝光时长进行比较；
配置单元，设置为当所述感光器件的理论曝光时长小于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述理论曝光时长；当所述感光器件的理论曝光时长大于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述实际曝光时长。
可选地，所述配置单元，还设置为设置为配置与当前配置的曝光时间适配的拍摄参数，所述拍摄参数包括：ISO、对焦、分辨率、降噪和/或场景模式参数。
可选地，所述第二获取模块，还设置为从所述终端的设备信息中获取感光器件的实际曝光时长。
可选地，所述第一获取模块，是设置为通过如下方式实现还设置为根据感光器件的尺寸大小获取所述感光器件的理论曝光时长：根据所述感光器件的尺寸大小，查找预设的映射表，获取所述感光器件的理论曝光时长，所述映射表包括感光器件的尺寸大小与理论曝光时长的对应关系；或者根据所述感光器件的尺寸大小，以预设的比例关系计算获取所述感光器件的理论曝光时长。
本发明实施例还提出一种计算机存储介质，所述计算机存储介质中存储有计算机可执行指令，所述计算机可执行指令用于执行上述的方法。
本发明实施例提出的一种物体运动轨迹的拍摄方法及装置，通过检测终端的感光器件的尺寸大小；根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；获取所述感光器件的实际曝光时长；根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前拍摄参数，使图像拍摄效果达到最优，并提高拍摄软件对拍摄终端的适配性。
附图概述
图1是本发明实施例物体运动轨迹的拍摄方法流程示意图；
图2是本发明实施例物体运动轨迹的拍摄装置功能模块示意图；
图3是图2所述配置模块的组成模块图。
本发明的较佳实施方式
应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。
本发明实施例的解决方案主要是：通过检测终端的感光器件的尺寸大小；根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；获取所述感光器件的实际曝光时长；根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前拍摄参数，使图像拍摄效果达到最优，并提高拍摄软件对拍摄终端的适配性。
如图1所示，本发明实施例提出一种物体运动轨迹的拍摄方法，包括：
步骤S101，物体运动轨迹的拍摄装置检测终端的感光器件的尺寸大小；
本实施例方法硬件运行环境可以是普通数码相机如卡片相机等摄像装置，也可以是具有摄像功能的手机、平板电脑等终端设备。
如前所述，为实现物体运动轨迹的拍摄，通常采用具备支持长时间持续曝光的感光硬件的摄像装置。但是，不同的摄像装置具有不同的曝光时长，相关技术中的摄像软件无法适用所有的摄像装置，从而造成一些摄像装置由于曝光时间不恰当无法实现图像的最优拍摄效果。
本实施例方案可以使得所有的终端设备能够采用较为合理的曝光时间进行拍摄，从而达到较好的拍摄效果。
可选地，首先，检测终端的感光器件的尺寸大小。其中，感光器件的尺寸大小一般指感光器件的面积，当感光器件为正方形时，感光器件的尺寸大小还可以指边长。
本实施例终端的感光器件支持长时间持续曝光。但是，对于不同的终端，其感光器件的曝光时间允许不同。
以手机为例，不同手机的感光器件，其曝光时长可能为20S(秒)、30S、50S或60S，或者为不同的曝光范围值，比如20～60S，30～50S等。
其中，终端感光器件的理论曝光时长与该终端感光器件的尺寸大小有关，通常感光器件越大，其最长曝光时长可以选得越小。感光器件的尺寸大小与感光器件的理论曝光时长可以具有一定的映射关系，比如成正比例关系。也可以通过经验值来设定两者的比例关系，并可以生成相应的映射表，供查找。
另外，由于加工工艺等因素，使得感光器件的实际曝光时长并不等于其理论曝光时长，在出厂时，通常在终端的设备信息中标识其感光器件的实际曝光时长。
步骤S102，物体运动轨迹的拍摄装置根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；
作为一种实施方式，可以根据感光器件的尺寸大小，查找预设的映射表，获取感光器件的理论曝光时长，所述映射表包括感光器件的尺寸大小与理论曝光时长的对应关系。
步骤S103，物体运动轨迹的拍摄装置获取所述感光器件的实际曝光时长；
其中，感光器件的实际曝光时长可以从厂商提供的终端设备信息中获取。
步骤S104，物体运动轨迹的拍摄装置根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数以及与所述当前曝光参数适配的拍摄参数。
由于感光器件的理论曝光时长与实际曝光时长可能不同，因此，在实际拍摄过程中，需要选择较为合适的曝光时长以及相关拍摄参数，以提高终端的图像拍摄效果。
作为一种实施方式，可以将所述感光器件的理论曝光时长与实际曝光时长进行比较；当所述感光器件的理论曝光时长小于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述理论曝光时长；当所述感光器件的理
论曝光时长大于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述实际曝光时长。
其中，当感光器件的实际曝光时长为一范围值时，可以将所述感光器件的理论曝光时长与实际曝光时长的最大值进行比较。
可选地，当完成感光器件的当前曝光时长的配置后，可以配置与当前配置的曝光时间适配的相关参数，比如ISO、对焦、分辨率、降噪、场景模式参数等，其中，对焦参数可以设定为无限远，还可以根据不同地区上空不同的星空场景预设不同的参数，供用户拍摄时进行选择。
本实施例通过上述方案，通过检测终端的感光器件的尺寸大小；根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；获取所述感光器件的实际曝光时长；根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前拍摄参数，使图像拍摄效果达到最优，并提高拍摄软件对拍摄终端的适配性。
如图2所示，本发明实施例提出一种物体运动轨迹的拍摄装置，包括：检测模块201、第一获取模块202、第二获取模块203及配置模块204，其中：
检测模块201，设置为检测终端的感光器件的尺寸大小；
第一获取模块202，设置为根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；
第二获取模块203，设置为获取所述感光器件的实际曝光时长；
配置模块204，设置为根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数以及与所述曝光参数适配的拍摄。
本实施例物体运动轨迹的拍摄装置可以设置在普通数码相机如卡片相机等摄像装置上，也可以设置在具有摄像功能的手机、平板电脑等终端设备上。
如前所述，为实现物体运动轨迹的拍摄，通常采用具备支持长时间持续曝光的感光硬件的摄像装置。但是，不同的摄像装置具有不同的曝光时长，
相关技术中的摄像软件无法适用所有的摄像装置，从而造成一些摄像装置由于曝光时间不恰当无法实现图像的最优拍摄效果。
本实施例方案可以使得所有的终端设备能够采用较为合理的曝光时间进行拍摄，从而达到较好的拍摄效果。
可选地，首先，检测终端的感光器件的尺寸大小。其中，感光器件的尺寸大小一般指感光器件的面积，当感光器件为正方形时，感光器件的尺寸大小还可以指边长。
本实施例终端的感光器件支持长时间持续曝光。但是，对于不同的终端，其感光器件的曝光时间允许不同。
以手机为例，不同手机的感光器件，其曝光时长可能为20S(秒)、30S、50S或60S，或者为不同的曝光范围值，比如20～60S，30～50S等。
其中，终端感光器件的理论曝光时长与该终端感光器件的尺寸大小有关，通常感光器件越大，其最长曝光时长可以选得越小。感光器件的尺寸大小与感光器件的理论曝光时长可以具有一定的映射关系，比如成正比例关系。也可以通过经验值来设定两者的比例关系，并可以生成相应的映射表，供查找。
另外，由于加工工艺等因素，使得感光器件的实际曝光时长并不等于其理论曝光时长，在出厂时，通常在终端的设备信息中标识其感光器件的实际曝光时长。
作为一种实施方式，可以根据感光器件的尺寸大小，查找预设的映射表，获取感光器件的理论曝光时长，所述映射表包括感光器件的尺寸大小与理论曝光时长的对应关系。
作为另一种实施方式，还可以根据所述感光器件的尺寸大小，以预设的比例关系计算获取所述感光器件的理论曝光时长。
然后，获取感光器件的实际曝光时长；其中，感光器件的实际曝光时长可以从厂商提供的终端设备信息中获取。
之后，根据感光器件的理论曝光时长与实际曝光时长，配置终端的当前曝光参数以及与所述曝光参数适配的拍摄参数。
由于感光器件的理论曝光时长与实际曝光时长可能不同，因此，在实际拍摄过程中，需要选择较为合适的曝光时长以及相关拍摄参数，以提高终端的图像拍摄效果。
作为一种实施方式，可以将所述感光器件的理论曝光时长与实际曝光时长进行比较；当所述感光器件的理论曝光时长小于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述理论曝光时长；当所述感光器件的理论曝光时长大于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述实际曝光时长。
其中，当感光器件的实际曝光时长为以范围值时，可以将所述感光器件的理论曝光时长与实际曝光时长的最大值进行比较。
可选地，当完成感光器件的当前曝光时长的配置后，可以配置与当前配置的曝光时间适配的相关参数，比如ISO、对焦、分辨率、降噪、场景模式参数等，其中，对焦参数可以设定为无限远，还可以根据不同地区上空不同的星空场景预设不同的参数，供用户拍摄时进行选择。
可选地，如图3所示，所述配置模块204包括：比较单元2041及配置单元2042，其中：
比较单元2041，设置为将所述感光器件的理论曝光时长与实际曝光时长进行比较；
配置单元2042，设置为当所述感光器件的理论曝光时长小于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述理论曝光时长；当所述感光器件的理论曝光时长大于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述实际曝光时长。
本实施例通过上述方案，通过检测终端的感光器件的尺寸大小；根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；获取所述感光器件的实际曝光时长；根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前拍摄参数，使图像拍摄效果达到最优，并提高拍摄软件对
拍摄终端的适配性。
以上所述仅为本发明的优选实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或流程变换，或直接或间接运用在其它相关的技术领域，均同理包括在本发明的专利保护范围内。
本领域普通技术人员可以理解上述实施例的全部或部分步骤可以使用计算机程序流程来实现，所述计算机程序可以存储于一计算机可读存储介质中，所述计算机程序在相应的硬件平台上(如系统、设备、装置、器件等)执行，在执行时，包括方法实施例的步骤之一或其组合。
可选地，上述实施例的全部或部分步骤也可以使用集成电路来实现，这些步骤可以被分别制作成一个个集成电路模块，或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。
上述实施例中的各装置/功能模块/功能单元可以采用通用的计算装置来实现，它们可以集中在单个的计算装置上，也可以分布在多个计算装置所组成的网络上。
上述实施例中的各装置/功能模块/功能单元以软件功能模块的形式实现并作为独立的产品销售或使用时，可以存储在一个计算机可读取存储介质中。上述提到的计算机可读取存储介质可以是只读存储器，磁盘或光盘等。
上述技术方案使摄像软件的曝光时间与摄像装置相适应，使图像拍摄效果达到最优。
Claims (11)
- 一种物体运动轨迹的拍摄方法，包括：检测终端的感光器件的尺寸大小；根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；获取所述感光器件的实际曝光时长；根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数以及与所述当前曝光参数适配的拍摄参数。
- 根据权利要求1所述的方法，其中，所述根据感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数的步骤包括：将所述感光器件的理论曝光时长与实际曝光时长进行比较；当所述感光器件的理论曝光时长小于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述理论曝光时长；当所述感光器件的理论曝光时长大于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述实际曝光时长。
- 根据权利要求2所述的方法，其中，所述根据感光器件的理论曝光时长与实际曝光时长，配置所述终端与所述当前曝光参数适配的拍摄参数的步骤包括：配置与当前配置的曝光时间适配的拍摄参数，所述拍摄参数包括：ISO、对焦、分辨率、降噪和/或场景模式参数。
- 根据权利要求1所述的方法，其中，所述获取感光器件的实际曝光时长的步骤包括：从所述终端的设备信息中获取感光器件的实际曝光时长。
- 根据权利要求1-4中任一项所述的方法，其中，所述根据感光器件的尺寸大小获取所述感光器件的理论曝光时长的步骤包括：根据所述感光器件的尺寸大小，以预设的比例关系计算获取所述感光器件的理论曝光时长。
- 一种物体运动轨迹的拍摄装置，包括：检测模块，设置为检测终端的感光器件的尺寸大小；第一获取模块，设置为根据所述感光器件的尺寸大小获取所述感光器件的理论曝光时长；第二获取模块，设置为获取所述感光器件的实际曝光时长；配置模块，设置为根据所述感光器件的理论曝光时长与实际曝光时长，配置所述终端的当前曝光参数以及与所述当前曝光参数适配的拍摄参数。
- 根据权利要求6所述的物体运动轨迹的拍摄装置，其中，所述配置模块包括：比较单元，设置为将所述感光器件的理论曝光时长与实际曝光时长进行比较；配置单元，设置为当所述感光器件的理论曝光时长小于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述理论曝光时长；当所述感光器件的理论曝光时长大于实际曝光时长时，配置所述终端当前拍摄参数中曝光时间为所述实际曝光时长。
- 根据权利要求7所述的物体运动轨迹的拍摄装置，所述配置单元，还设置为配置与当前配置的曝光时间适配的拍摄参数，所述拍摄参数包括：ISO、对焦、分辨率、降噪和/或场景模式参数。
- 根据权利要求7所述的物体运动轨迹的拍摄装置，其中，所述第二获取模块，是设置为从所述终端的设备信息中获取感光器件的实际曝光时长。
- 根据权利要求6-9中任一项所述的物体运动轨迹的拍摄装置，其中，所述第一获取模块，是设置为通过如下方式实现还设置为根据感光器件的尺寸大小获取所述感光器件的理论曝光时长：根据所述感光器件的尺寸大小，以预设的比例关系计算获取所述感光器件的理论曝光时长。
- 一种计算机存储介质，所述计算机存储介质中存储有计算机可执行指令，所述计算机可执行指令用于执行权利要求1～5中任一项所述的方法。
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