Guangdong Oppo Mobile Telecommunications Corp., Ltd.

Shenzhen Heytap Technology Corp., Ltd.

Xi'an Zhongxing New Software Co., Ltd.

Quan Yuan

Shijun Chen

Yuanyuan Wang

Dawei Chen

Qiang Chen

Shiyong Wu

A method and device for adjusting white balance and non-transitory computer readable storage medium are provided. The method is applied to a terminal including at least two cameras of different types and the method includes that whether a present capturing environmental parameter satisfies a first predetermined condition is determined while a first camera of the at least two cameras is performing a capturing operation; responsive to a determination that the present capturing environmental parameter satisfies the first predetermined condition, a second camera of the at least two cameras is pre-started while an image captured by the first camera is being displayed on a display of the terminal; a target white balance gain value corresponding to the second camera is determined according to an image presently captured by the second camera; when the present capturing environmental parameter satisfies a second predetermined condition, starting the second camera, wherein the second predetermined condition is closer to a capturing environmental parameter of the second camera than the first predetermined condition; and after the second camera is started, the white balance is adjusted on the image captured by the second camera according to the target white balance gain value.

Method and device for adjusting white balance and storage medium

Provided is a received signal processing method. The method includes: determining a range of symbol data in a received signal in a time domain; conducting signal integrity evaluation on the received signal within the range of the symbol data; and extracting signal data from the range of the symbol data according to a result of the signal integrity evaluation. Also provided is an apparatus, receiving device and storage medium.

Processing method and device for receiving signal, receiving equipment and storage medium

A white balance method for an image and a terminal device are provided. The image includes a face region and a background region. The method includes extracting a color characteristic from the background region in the image, wherein the color characteristic is configured for indicating color distribution of the background region; matching the color characteristic with at least one application condition of a white balance algorithm for the face region, wherein the white balance algorithm is configured to adjust the face region in the image to be in a skin color; and performing a white-balance processing on the face region in the image according to the white balance algorithm in response to the color characteristic being matched with a corresponding one of the at least one application condition.

White balance method for image and terminal device

Disclosed are a white balance synchronization method and apparatus, and a terminal device. The method is applied to a terminal comprising at least two cameras, and comprised that: when it is determined that the terminal is about to switch a camera, obtaining a first gain value corresponding to a currently used first camera; and after a second camera is started, using the first gain value as an initial value, and performing white balance adjustment is performed on an image collected by the second camera. Therefore, after the camera is switched, the second camera performs convergence by using gain value of the first camera prior to the switching as an initial value so as to perform the white balance adjustment, thereby avoid the problem of image flickering, improving the white balance adjustment speed and improving the user experience.

White balance synchronization method and apparatus, and terminal device

A method and apparatus for accelerating automatic exposure control (AEC) convergence, and a terminal device are disclosed. The method includes: acquiring a first AEC value of a first camera module in an automatic-exposure convergent state under a current scene; sharing the first AEC value under the current scene with a second camera module; operating the second camera module to start converging from the first AEC value in response to turning on the second camera module under the current scene, and acquiring a second AEC value of the second camera module in the automatic-exposure convergent state.

Method and apparatus for accelerating AEC convergence, and terminal device

A white balance processing method and apparatus are provided. The method comprises: imaging a living paragraphed object to obtain an image; obtaining a white balance gain value according to the area occupied by a target region containing a human face in the image; and performing white balance processing on the image according to the white balance gain value.

White balance processing method and apparatus

The present application provides a white balance processing method and apparatus. The method comprises: recognizing a portrait region in an image; calculating a target white balance gain value according to the area occupied by the portrait region in the image; and performing white balance processing on the image according to the target white balance gain value. The present application resolves the problems of poor user experience due to inaccurate image color restoration caused by a small area proportion of a human face region in an image during white balance adjustment according to the white balance gain value determined according to the area occupied by the human face in the case of a long photography distance.

The present disclosure provides a method and a device for switching between cameras and a terminal. When it is determined that a current zoom factor satisfies a first switching condition, a distance between a current object to be photographed and the camera and/or current illumination is obtained. It is determined whether the distance between the current object to be photographed and the camera and/or the current illumination satisfies a second switching condition. When the distance between the current object to be photographed and the camera and/or the current illumination satisfies the second switching condition, a switch is performed between the cameras.

Method and device for switching between cameras, and terminal

The present invention provides a method and apparatus for inhibiting AEC jump, and a terminal device. The method comprises: obtaining a target zoom multiple to which a camera apparatus is to be switched; determining whether the target zoom multiple is within a preset target range; if the target zoom multiple is within the target range, controlling to simultaneously open a wide-angle lens and a telephoto lens; obtaining a first AEC value of the wide-angle lens and a second AEC value of the telephoto lens; and determining a target AEC value corresponding to the target zoom multiple according to the first AEC value and the second AEC value. In the embodiment of the method, when the target zoom multiple is within the set range, two lenses can be opened simultaneously, and the AEC values of the two lenses can be integrated in advance. Therefore, the problem of AEC brightness jump during lens switching is solved, the photographing effect is enhanced, and the user experience is enhanced.

Method and apparatus for inhibiting AEC jump, and terminal device

A mobile terminal and a method of adjusting a display screen during photographing thereof, and computer readable storage medium are disclosed. The method includes receiving a camera start signal of the mobile terminal, and starting the camera and increasing a brightness of the display screen of the mobile terminal in a preset duration.

Mobile terminal and adjusting method thereof, and computer readable storage medium

A method and device for processing white balance of an image, and storage medium are provided. The method includes that: a first gain of an image is calculated according to a Face Automatic White Balance (FaceAWB) algorithm configured to regulate a face in the image to a skin color; a second gain for the image is calculated according to a simple gray world algorithm; whether the first gain is similar to the second gain is determined; and responsive to a determination that the first gain is similar to the second gain, white balance processing is performed on the image according to the second gain, and responsive to a determination that the first gain is not similar to the second gain, white balance processing is performed on the image according to the first gain.

Method and device for processing white balance of image and storage medium

A method and device for adjusting white balance and non-transitory computer readable storage medium are provided. The method is applied to a terminal including at least two cameras of different types and the method includes that whether a present capturing environmental parameter satisfies a first predetermined condition is determined while a first camera of the at least two cameras is performing a capturing operation; responsive to a determination that the present capturing environmental parameter satisfies the first predetermined condition, a second camera of the at least two cameras is pre-started while an image captured by the first camera is being displayed on a display of the terminal; a target white balance gain value corresponding to the second camera is determined according to an image presently captured fey the second camera; and after the second camera is started, the white balance is adjusted on the image captured by the second camera according to the target white balance gain value.

Provided is a method and device for processing white balance. The method includes: acquiring a first image frame with a face image at a first acquisition time point, and a second image frame without a face image at a second acquisition time point different from the first acquisition time point; performing a white balance processing for the first image frame based on a first gain value; performing a white balance processing for the second image frame based on a second gain value; determining a transitional gain value for a transitional image frame acquired between the first acquisition time point and the second acquisition time point, based on a transition strategy for transition between the first image frame and the second image frame; and performing a white balance processing for the transitional image frame based on the transitional gain value. A computing device and a nonvolatile computer readable storage medium are also disclosed.

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Guangdong, China

Quan Yuan