Imaging control method, device, electronic device, and computer-readable storage medium

A technology of imaging control and imaging equipment, applied in computing, television, image enhancement, etc., can solve the problems of low image resolution and signal-to-noise ratio, achieve the goal of ensuring dynamic range, improving imaging effect and quality, and improving shooting experience Effect

Active Publication Date: 2020-03-06
GUANGDONG OPPO MOBILE TELECOMM CORP LTD
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  • Claims
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Problems solved by technology

[0006] To this end, the present application proposes an imaging control method, device, electronic equipment, and computer-readable storage medium, which are used to obtain images using corresponding shooting modes according to the ambient brightness values ​​of different shooting scenes, so as to solve the problems of images in the prior art. Technical issues with low resolution and low signal-to-noise ratio

Method used

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  • Imaging control method, device, electronic device, and computer-readable storage medium
  • Imaging control method, device, electronic device, and computer-readable storage medium
  • Imaging control method, device, electronic device, and computer-readable storage medium

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Embodiment Construction

[0028] Embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary, and are intended to explain the present application, and should not be construed as limiting the present application.

[0029] In related technologies, in order to improve the shooting quality in high dynamic range scenes such as backlighting, usually in the shooting process, the pixel array is controlled to perform long exposure, medium exposure and short exposure respectively, and then the images obtained under different exposures are combined After output imaging, in order to improve the imaging effect of the image. However, the image quality of the image captured in this way will vary with different shooting scenes, and in some shooting s...

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Abstract

The present application proposes an imaging control method, device, electronic device, and readable storage medium. The imaging device includes a pixel unit array composed of a plurality of light-sensitive pixel units. The method includes: when the shooting scene belongs to a dark environment whose brightness is less than a threshold brightness , according to the exposure ratio of the long-exposure pixel and the short-exposure pixel in the shooting scene, determine whether the shooting scene belongs to the high dynamic range whose exposure ratio is greater than the first exposure ratio threshold, if the shooting scene belongs to the high dynamic range, the control pixel unit array adopts at least two Execute the step of outputting the original pixel information of each exposure pixel multiple times for various exposure durations, so as to generate a corresponding first image according to the original pixel information output each time, wherein the step of outputting the original pixel information of each exposure pixel is performed each time In the first step, the same exposure time is used for the pixel unit array, and the composite processing is finally performed according to the first images of each frame. As a result, the imaging effect and imaging quality are improved, and the user's shooting experience is improved.

Description

technical field [0001] The present application relates to the technical field of electronic equipment, and in particular to an imaging control method, device, electronic equipment, and computer-readable storage medium. Background technique [0002] With the continuous development of terminal technology, more and more users use electronic devices to capture images. In a backlit scene, when the user uses the front camera of the electronic device to take a selfie, since the user is between the light source and the electronic device, it is easy to cause insufficient exposure of the face. If you increase the brightness of the face by adjusting the exposure, the background area will be overexposed, and the shooting scene will not even be clearly displayed. [0003] In order to improve the shooting quality in high dynamic range scenes such as backlighting, usually in the shooting process, a way of combining images with different exposures is used to improve the imaging effect of t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N5/235H04N9/04
CPCH04N23/73H04N23/741H04N23/10G06T2207/20208H04N25/581H04N25/583H04N25/589H04N5/265H04N23/71
Inventor 黄杰文
Owner GUANGDONG OPPO MOBILE TELECOMM CORP LTD
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