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Information processing method and electronic device

A technology of electronic equipment and processing modules, applied in the computer field, can solve problems such as large data processing volume, inability to meet the real-time requirements of cameras, and slow processing speed, so as to achieve the effects of increasing processing speed, reducing data processing volume, and increasing processing speed

Active Publication Date: 2017-12-26
LENOVO (BEIJING) LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] The embodiment of the present application provides an information processing method and electronic equipment to solve the problem that the HDR technology is used to improve the dynamic range of the obtained image in the prior art, but the data processing amount is large and the processing speed is slow so that it cannot meet the real-time requirements of the camera. Asked technical questions

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  • Information processing method and electronic device
  • Information processing method and electronic device

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Experimental program
Comparison scheme
Effect test

Embodiment 1

[0050] In Embodiment 1, an information processing method is provided, and the method is applied to an electronic device. In practical applications, the electronic device may be a mobile phone, a camera, a video camera, a tablet computer, and other electronic devices. In this embodiment will not be listed one by one.

[0051] Please refer to figure 1 , figure 1 It is the main flowchart of the information processing method in Embodiment 1 of the present application, and the method includes the following steps:

[0052] Step S101, at frame N, acquiring a first image based on a first exposure value;

[0053] Step S102, at frame N+1, acquire a second image based on a second exposure value different from the first exposure value, wherein both the first image and the second image include M rows and L columns of pixels point, N, L and M are natural numbers;

[0054] Step S103, inserting M rows of pixels in the second image into the first image by inserting one row every other row ...

Embodiment 2

[0098] An information processing method is provided in Embodiment 2, and the method is applied to an electronic device. In practical applications, the electronic device may be a mobile phone, a camera, a video camera, a tablet computer, and other electronic devices. In this embodiment will not be listed one by one.

[0099] In the second embodiment of the present application, after step S103 in the first embodiment, that is, to insert one row every other row into the M rows of pixels in the first image, insert the M rows of pixels in the second image After generating a third image containing 2M rows and L columns of pixels, it may also include:

[0100] Gamma processing is performed on the third image to smooth brightness and hue of two adjacent lines of the third image to obtain a fifth image.

[0101] Because the two rows of pixels connected in the third image are generated by adopting different exposures, their brightness and hue have stepwise changes, so horizontal lines ...

Embodiment 3

[0106] An electronic device is provided in Embodiment 3, and the electronic device may be a mobile phone, a camera, a video camera, a tablet computer, etc., and will not be listed in this embodiment.

[0107] Please refer to figure 2 , figure 2 It is a block diagram of the electronic device in Embodiment 3 of the present application, and the electronic device includes:

[0108] The acquiring module 201 is configured to acquire a first image based on a first exposure value in the Nth frame; acquire a second image based on a second exposure value different from the first exposure value in the N+1th frame, wherein the Both the first image and the second image include M rows and L columns of pixels, and N, L and M are natural numbers;

[0109] The first processing module 202 is configured to, in the first image, insert M rows of pixels in the second image by inserting one row every other row, so as to generate a pixel point containing 2M rows and L columns Three images;

[0...

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Abstract

The present invention discloses an information processing method and electronic equipment, comprising: at frame N, acquiring a first image based on a first exposure value; at frame N+1, acquiring a second image based on a second exposure value, the first Both the image and the second image include M rows and L columns of pixels; in the first image, the M rows of pixels of the second image are inserted by inserting one row at every other row to generate a third image; based on the third image, generating L columns of process pixels; inserting L columns of process pixels into the third image by inserting every other column to generate a fourth image. The method and electronic equipment provided by the invention realize the technical effect of reducing the data processing amount in the image processing process and increasing the processing speed to meet the real-time requirements of the camera.

Description

technical field [0001] The invention relates to the field of computer technology, in particular to an information processing method and electronic equipment. Background technique [0002] There are more and more electronic devices with camera and photography functions on the market, such as cameras, mobile phones, and tablets. All photographers can record the people, objects, scenery, and events around them by taking photos or photography at any time. In order to truly record the scenes they want to keep, users have higher and higher requirements for the quality of the obtained images or videos. One of the most important quality indicators is the dynamic range of the image or video. The dynamic range refers to the limitation of the performance of the camera or video camera on the brightest area and the darker area in the same scene. The parameters of whether the details of parts and particularly dark parts can be clearly presented at the same time. [0003] At present, the...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N5/235H04N5/243
Inventor 谌安军
Owner LENOVO (BEIJING) LTD