WO2018209549A1

WO2018209549A1 - Terminal video interval division method and system

Info

Publication number: WO2018209549A1
Application number: PCT/CN2017/084490
Authority: WO
Inventors: 罗英杰
Original assignee: 深圳市乃斯网络科技有限公司
Priority date: 2017-05-16
Filing date: 2017-05-16
Publication date: 2018-11-22

Abstract

Disclosed are a terminal video interval division method and system, the method comprising the following steps: obtaining a preliminary decoding image; performing processing on the image to obtain background pixel points and object pixel points in the image; using an object pixel point as the midpoint of a square, extending equidistantly towards the surroundings, and upon extending once without framing an object pixel point, determining that a current range is one divided area. The present technical solution has the advantage of a good user experience.

Description

Terminal video interval division method and system

Technical field

The present invention relates to the field of terminals, and in particular, to a method and system for dividing a video segment of a terminal.

Background technique

The terminal is a common device in people's daily life. There are more and more opportunities for the terminal to play video. The decoding area of the existing terminal video is the same area. This solution has a long decoding time and affects the user experience.

technical problem

The application provides a method for dividing a video segment of a terminal. It solves the shortcomings of low user experience of the prior art technical solutions.

Technical solution

In one aspect, a method for dividing a video segment of a terminal is provided, and the method includes the following steps:

Obtaining a preliminary decoded image;

Processing the image to obtain background pixel points and object pixel points in the image;

The midpoint of the object pixel as a square extends equidistantly around, and when the target pixel is not framed once, the current range is determined to be an area of the division.

Optionally, the midpoint with the object pixel as a square extends equidistantly to the periphery. When the object pixel is not framed once, determining that the current range is a region of the partition specifically includes:

Any object pixel is arbitrarily searched from the undivided area as the center point of the divided area.

Optionally, the method further includes:

If the number of regions is below the set threshold, the new region is re-divided from the largest region.

A second aspect provides a terminal video interval division system, where the system includes:

An obtaining unit, configured to obtain a preliminary decoded image;

a distinguishing unit for processing the image to obtain background pixel points and object pixel points in the image

The processing unit is configured to extend equidistantly around the midpoint of the object pixel as a square. When the object pixel is not framed once, the current range is determined to be an area of the division.

Optionally, the system further includes:

The processing unit is specifically configured to arbitrarily search for an object pixel point in the undivided area as a center point of the divided area.

Optionally, the processing unit is specifically configured to re-divide the new area from the largest area if the number of the areas is lower than a set threshold.

In a third aspect, a terminal is provided, including: a processor, a transceiver, a memory, and a bus, where the processor, the transceiver, and the memory are connected by using a bus.

The processor is configured to obtain a preliminary decoded image, and process the image to obtain a background pixel point and an object pixel point in the image, and extend the center point of the object pixel point to a square, and extend the same time. When the frame has object pixels, it is determined that the current range is an area of the division.

Optionally, the processor is specifically configured to find an object pixel point as an center point of the divided area arbitrarily from the unpartitioned area.

Optionally, the processor is specifically configured to re-divide a new area from a maximum area, such that the number of areas is lower than a set threshold.

Beneficial effect

The technical solution provided by the present invention obtains a preliminary decoded image, and the image is processed to obtain a background pixel point and an object pixel point in the image; the midpoint of the object pixel point is square and extends equidistantly around, and when extended, the frame is not framed. When the object pixel is used, it is determined that the current range is a divided area, which has multi-step decoding, and divides the decoding area according to a specific situation, reduces decoding time, and has the advantage of high user experience.

DRAWINGS

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without paying any creative work.

1 is a flowchart of a method for dividing a video segment of a terminal according to a first preferred embodiment of the present invention;

FIG. 2 is a structural diagram of a terminal video segmentation system according to a second preferred embodiment of the present invention.

FIG. 3 is a hardware structural diagram of a terminal according to a second preferred embodiment of the present invention.

Embodiments of the invention

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

Please refer to FIG. 1. FIG. 1 is a schematic diagram of a method for dividing a video segment of a terminal according to a first preferred embodiment of the present invention. The method is as shown in FIG.

Step S101: Acquire a preliminary decoded image.

Step S102: processing the image to obtain a background pixel point and a target pixel point in the image.

In step S103, the midpoint of the object pixel is square and equidistantly extended to the periphery. When the target pixel is not framed once, the current range is determined to be a divided region.

Optionally, the method further includes:

Optionally, if the number of regions is lower than a set threshold, the new region is re-divided from the largest region.

Please refer to FIG. 2. FIG. 2 is a schematic diagram of a video segmentation system for a terminal according to a second preferred embodiment of the present invention. The system is as shown in FIG.

An obtaining unit 201, configured to acquire a preliminary decoded image;

a distinguishing unit 202, configured to process the image to obtain a background pixel point and an object pixel point in the image

The processing unit 203 is configured to extend equidistantly around the midpoint of the object pixel as a square. When the object pixel is not framed once, the current range is determined to be a divided region.

Optionally, the processing unit 203 is specifically configured to find an object pixel point as an center point of the divided area arbitrarily from the unpartitioned area.

Optionally, the processing unit 203 is specifically configured to re-divide the new area from the largest area if the number of the areas is lower than a set threshold.

Referring to FIG. 3, FIG. 3 is a terminal 30 including a processor 301, a transceiver 302, a memory 303, and a bus 304. The transceiver 302 is configured to send and receive data with and from an external device. The number of processors 301 can be one or more. In some embodiments of the present application, processor 301, memory 302, and transceiver 303 may be connected by bus 304 or other means. Terminal 30 can be used to perform the steps of FIG. For the meaning and examples of the terms involved in the embodiment, reference may be made to the corresponding embodiment of FIG. 1. I will not repeat them here.

The program code is stored in the memory 303. The processor 301 is configured to call the program code stored in the memory 303 for performing the following operations:

The processor 301 is configured to obtain a preliminary decoded image, and process the image to obtain a background pixel point and a target pixel point in the image; the midpoint of the object pixel point is square and extend equidistantly around, and when the extension is not framed When there is an object pixel, it is determined that the current range is an area of the division.

It should be noted that the processor 301 herein may be a processing component or a general term of multiple processing components. For example, the processing element can be a central processor (Central) Processing Unit, CPU), or a specific integrated circuit (Application Specific Integrated) Circuit, ASIC), or one or more integrated circuits configured to implement embodiments of the present application, such as one or more microprocessors (digital signal) Processor, DSP), or one or more Field Programmable Gate Arrays (FPGAs).

The memory 303 may be a storage device or a collective name of a plurality of storage elements, and is used to store executable program code or parameters, data, and the like required for the application running device to operate. And the memory 303 may include random access memory (RAM), and may also include non-volatile memory (non-volatile memory) Memory), such as disk storage, flash (Flash), etc.

Bus 304 can be an industry standard architecture (Industry Standard Architecture, ISA) bus, Peripheral Component (PCI) bus or extended industry standard architecture (Extended Industry Standard Architecture, EISA) bus, etc. The bus can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is shown in Figure 3, but it does not mean that there is only one bus or one type of bus.

The terminal may further include input and output means connected to the bus 304 for connection to other parts such as the processor 301 via the bus. The input/output device can provide an input interface for the operator, so that the operator can select the control item through the input interface, and can also be other interfaces through which other devices can be externally connected.

It should be noted that, for the foregoing various method embodiments, for the sake of simple description, they are all expressed as a series of action combinations, but those skilled in the art should understand that the present invention is not limited by the described action sequence. Because certain steps may be performed in other sequences or concurrently in accordance with the present invention. In addition, those skilled in the art should also understand that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the present invention.

In the above embodiments, the descriptions of the various embodiments are different, and the parts that are not described in detail in a certain embodiment can be referred to the related descriptions of other embodiments.

A person skilled in the art may understand that all or part of the various steps of the foregoing embodiments may be performed by a program to instruct related hardware. The program may be stored in a computer readable storage medium, and the storage medium may include: Flash drive, read-only memory (English: Read-Only Memory, referred to as: ROM), random accessor (English: Random Access Memory, referred to as: RAM), disk or CD.

The content downloading method and the related device and system provided by the embodiments of the present invention are described in detail above. The principles and implementation manners of the present invention are described in the specific examples. The description of the above embodiments is only used to help understand the present invention. The method of the invention and its core idea; at the same time, for the person of ordinary skill in the art, according to the idea of the present invention, there are some changes in the specific embodiment and the scope of application. In summary, the content of the specification should not be understood. To limit the invention.

Claims

A method for dividing a video segment of a terminal, the method comprising the following steps:

Obtaining a preliminary decoded image;

Processing the image to obtain background pixel points and object pixel points in the image;

The midpoint of the object pixel as a square extends equidistantly around, and when the target pixel is not framed once, the current range is determined to be an area of the division.
The method of claim 1 further comprising:

Any object pixel is arbitrarily searched from the undivided area as the center point of the divided area.
The method of claim 1, wherein the method further comprises:

If the number of regions is below the set threshold, the new region is re-divided from the largest region.
A terminal video interval division system, characterized in that the system comprises:

An obtaining unit, configured to obtain a preliminary decoded image;

a distinguishing unit for processing the image to obtain background pixel points and object pixel points in the image

The processing unit is configured to extend equidistantly around the midpoint of the object pixel as a square. When the object pixel is not framed once, the current range is determined to be an area of the division.
The system of claim 4, wherein the system further comprises:

The processing unit is specifically configured to arbitrarily search for an object pixel point in the undivided area as a center point of the divided area.
The system according to claim 4, wherein the processing unit is specifically configured to re-divide the new region from the largest region if the number of regions is lower than a set threshold.
A terminal includes: a processor, a transceiver, a memory, and a bus, wherein the processor, the transceiver, and the memory are connected by a bus, wherein

The processor is configured to obtain a preliminary decoded image, and process the image to obtain a background pixel point and an object pixel point in the image, and extend the center point of the object pixel point to a square, and extend the same time. When the frame has object pixels, it is determined that the current range is an area of the division.
The terminal according to claim 7, wherein

The processor is specifically configured to randomly search for an object pixel point in an unpartitioned area as a center point of the divided area.
The terminal according to claim 7, wherein the processor is specifically configured to re-divide a new area from a maximum area if the number of areas is lower than a set threshold.