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Method and apparatus for spherizing processing of images and videos

A processing method and technology of a processing device, which are applied in the field of image processing, can solve problems such as difficulties and unsatisfactory processing effects, and achieve the effects of image processing results, realistic processing effects, and strong stereoscopic effects.

Inactive Publication Date: 2015-11-11
深圳市云宙多媒体技术有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the embodiments of the present invention is to propose a method for image and video spherization processing, which aims to solve the problem that the processing effect of the prior art spherization filter processing method is not ideal or difficult

Method used

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  • Method and apparatus for spherizing processing of images and videos
  • Method and apparatus for spherizing processing of images and videos

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Embodiment 1

[0027] figure 1 It is a flow chart of an image spherification processing method in a preferred embodiment of the present invention; the method includes the following steps:

[0028] S101. Acquire an image A to be processed.

[0029] S102. Obtain the spherical parameters of the image A, the spherical parameters include the spherical position coordinates (x, y) of the image A, and the spherical radius r;

[0030] Spherical position coordinates (x, y) are coordinate points in the first coordinate system of the horizontal X axis and vertical Y axis established in image A with the lower left corner of image A as the origin o; spherical position coordinates (x, y) and spherical The radius r is input or set by the user.

[0031] S103, according to the spherical parameters, take (x, y) in the image A as the origin, the horizontal line of the image A is the X axis, and the vertical column is the Y axis, and establish a second coordinate system (ie, a Cartesian coordinate system).

...

Embodiment 2

[0044] figure 2 It is a structural diagram of an image spherification processing device in a preferred embodiment of the present invention; the device includes:

[0045] The image-to-be-processed acquisition module is used to acquire the image A to be processed.

[0046] The spherical parameter acquisition module is used to obtain the spherical parameters of the image A, the spherical parameters include the spherical position coordinates (x, y) of the image A, and the spherical radius r; the position coordinates (x, y) are based on the image A The lower left corner of is the origin o, and the horizontal X-axis and the vertical Y-axis coordinate points in the first coordinate system are established in image A; the spherical position coordinates (x, y) and spherical radius r are input or set by the user.

[0047] The second coordinate system creation module is used to take (x, y) in the image A as the origin according to the spherical parameters, the horizontal row of the imag...

Embodiment 3

[0060] image 3 It is a flowchart of a video spherification processing method in a preferred embodiment of the present invention; the method includes the following steps:

[0061]S201. Acquire a video source to be processed.

[0062] S202. Obtain a pre-built distance matrix template D;

[0063] The method of constructing the distance matrix template D in advance is the same as that of constructing the distance matrix template D in the first embodiment, including the following steps:

[0064] S2021. Acquire the image A to be processed.

[0065] S2022. Obtain the spherical parameters of the image A; the spherical parameters include the spherical position coordinates (x, y) of the image A and the spherical radius r;

[0066] Spherical position coordinates (x, y) are coordinate points in the first coordinate system of the horizontal X axis and vertical Y axis established in image A with the lower left corner of image A as the origin o; spherical position coordinates (x, y) and ...

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Abstract

The present invention relates to the technical field of image processing, and discloses a method and an apparatus for spherizing processing of images and videos. The method of the present invention deduces an algorithmic principle of a spherizing algorithm in image transformation through a mathematical model, obtains a mapping function of the image transformation, and optimizes the model based on implementation on software and hardware. The method of the present invention has the advantages of realistic processing effect, no point missing and information loss problems, good three-dimensional effect, visual processing result, and real-time realization. In addition, in a three-dimensional virtual space, direct mapping on a sphere surface also can be achieved through the same method.

Description

technical field [0001] The invention relates to the technical field of image processing, in particular to an image and video spherification processing method and device. Background technique [0002] Filters are used to achieve various special effects of images. The operation is very simple, which adds fun to public entertainment, and also provides the best artistic effects for images and videos for post-processing professionals. The spherization of images and videos is a kind of image transformation, which is to process a graphic into a graphic with a spherical three-dimensional effect. Image transformation algorithms usually have two designs: one is to derive its simulated mapping function by constructing a data model. Its characteristic is that the algorithm is simple, and it is convenient and quick to implement. The disadvantage is that the processing effect is not very ideal, and the processing result is more exaggerated. The other is to deduce its real mapping functi...

Claims

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Application Information

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IPC IPC(8): G06T3/00
CPCG06T3/00
Inventor 秦文礼
Owner 深圳市云宙多媒体技术有限公司