WO2022061723A1

WO2022061723A1 - Image processing method, device, terminal, and storage medium

Info

Publication number: WO2022061723A1
Application number: PCT/CN2020/117781
Authority: WO
Inventors: 郭子龙
Original assignee: 深圳市大疆创新科技有限公司
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2022-03-31

Abstract

An image processing method, a device, a terminal and a storage medium, wherein the method comprises: acquiring image data to be processed (S301); displaying in an image display area of the terminal a low-resolution image corresponding to an original image included in the image data (S302); acquiring a zooming operation performed on the low-resolution image displayed in the image display area, and determining, according to the zooming operation, at least one image area to be loaded in the original image (S303); decoding the at least one image area to be loaded in the original image to obtain a target image and displaying the target image in the image display area (S304). In this way, the effect of image display is improved, and the performance consumption of the terminal is reduced.

Description

An image processing method, device, terminal and storage medium

technical field

The present invention relates to the technical field of image processing, and in particular, to an image processing method, device, terminal and storage medium.

Background technique

On a mobile terminal, when a user browses images and pictures on other devices, because the current pictures collected by the device are relatively large in pixel and file size, limited by the size of the display screen of the mobile device, users may At this time, if the high-resolution original image is directly loaded, it will cause unnecessary memory consumption and low display efficiency. Or, if only a low-resolution or low-sampling image is loaded, when the user performs a zoom operation, the image will be enlarged and distorted, and the details will not be displayed clearly, which will affect the display effect. Therefore, how to view pictures more efficiently is very important.

SUMMARY OF THE INVENTION

Embodiments of the present invention provide an image processing method, device, terminal, and storage medium, which can improve picture display effects and reduce performance consumption of the terminal.

In a first aspect, an embodiment of the present invention provides an image processing method, which is applied to a terminal, and the method includes:

Get the image data to be processed;

displaying a low-resolution image corresponding to the original image included in the image data in the image display area of the terminal;

acquiring a zoom operation on the low-resolution image displayed in the image display area, and determining at least one image area to be loaded in the original image according to the zoom operation;

Decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area.

In a second aspect, an embodiment of the present invention provides an image processing device, including a memory and a processor;

the memory for storing program instructions;

The processor executes the program instructions stored in the memory, and when the program instructions are executed, the processor is configured to perform the following steps:

Get the image data to be processed;

In a third aspect, an embodiment of the present invention provides a terminal, including a memory, a processor, a user interface, and a display;

the memory for storing program instructions;

Get the image data to be processed;

Displaying, through the display, a low-resolution image corresponding to the original image included in the image data in an image display area of the terminal;

Acquire, through the user interface, a zoom operation on the low-resolution image displayed in the image display area, and determine at least one image area to be loaded in the original image according to the zoom operation;

Decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area through the display.

In a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium, where the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, implements the image processing method described in the first aspect.

In this embodiment of the present invention, image data to be processed may be acquired; a low-resolution image corresponding to the original image included in the image data may be displayed in the image display area of the terminal; the acquired pair may be displayed in the image display area and determine at least one image area to be loaded in the original image according to the zoom operation; decode the at least one image area to be loaded in the original image to obtain the target image , and display the target image in the image display area. In this way, the picture display effect can be improved, and the performance consumption of the terminal can be reduced.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some of the present invention. In the embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

1 is a schematic structural diagram of an image processing system provided by an embodiment of the present invention;

2 is a system block diagram of an image processing system provided by an embodiment of the present invention;

3 is a schematic flowchart of an image processing method provided by an embodiment of the present invention;

4a is a schematic diagram of an interface for determining an image area to be loaded according to an embodiment of the present invention;

4b is a schematic diagram of an interface for loading an image area in an original image provided by an embodiment of the present invention;

5 is a schematic diagram of an interface for determining a preloaded image area based on a translation operation according to an embodiment of the present invention;

6 is a schematic structural diagram of an image processing device provided by an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of a terminal according to an embodiment of the present invention.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and features in the embodiments may be combined with each other without conflict.

The image processing method provided in the embodiments of the present invention may be applied to an image processing device, and the image processing device may be set in a terminal. In some embodiments, the terminal may include, but is not limited to, a smart phone, a tablet computer, a laptop One or more of computers, wearable devices, etc.

In one embodiment, image data to be processed pre-stored in the terminal may be acquired, a low-resolution image corresponding to the original image included in the image data may be displayed in the image display area of the terminal, and the corresponding image data may be acquired. A zooming operation of the low-resolution image displayed in the image display area, and determining at least one image area to be loaded in the original image according to the zooming operation, and at least one image area to be loaded in the original image is determined. An image area is decoded to obtain a target image, and the target image is displayed in the image display area.

In one embodiment, the image data to be processed sent by other devices to the terminal may be obtained. When the terminal obtains the image data to be processed sent by other devices, the image processing including the terminal and other devices may be specifically performed by taking FIG. 1 as an example. The system is described. FIG. 1 is a schematic structural diagram of an image processing system provided by an embodiment of the present invention. The image processing system includes: a terminal 11 and other devices 12 . In some embodiments, a communication connection can be established between the terminal 11 and other devices 12 through a wireless communication connection, wherein, in some scenarios, a wired communication connection can also be established between the terminal 11 and other devices 12 Establish a communication connection. In some embodiments, the terminal 11 may include one or more of a smartphone, a tablet computer, a laptop computer, a wearable device, and the like. In some embodiments, the other devices 12 may include one or more of cameras, drones, smartphones, tablets, cameras, servers, and the like. For example, one application scenario is that the drone can record video or take photos through the camera mounted on it while flying, the camera mounted on the drone can collect high-resolution images, and the drone can record the video or photos taken Real-time or non-real-time transmission to the terminal equipment on the ground for preview or playback. Alternatively, other devices 12 store high-resolution images, and the terminal 11 may acquire images from other devices 12 to perform the image processing process mentioned in the embodiments of the present application.

In one embodiment, the terminal 11 may acquire image data to be processed sent by other devices 12, and display a low-resolution image corresponding to the original image included in the image data in the image display area of the terminal 11, Acquire a zoom operation on the low-resolution image displayed in the image display area, and determine at least one image area to be loaded in the original image according to the zoom operation, and perform a zoom operation on the original image to be loaded The target image is obtained by decoding at least one image area of the target image, and the target image is displayed in the image display area.

In one embodiment, after the target image is displayed in the image display area, a translation operation on the target image in the image display area may also be acquired, and a preloaded preloaded image may be determined according to the translation operation. image area, and load the preloaded image area.

In one embodiment, when the preloaded image area is determined according to the panning operation, a panning direction corresponding to the panning operation may be predicted according to the panning operation, and the preloading direction may be determined according to the panning direction and a preset size. Loaded image area.

The specific implementation process can be described by taking FIG. 2 as an example. FIG. 2 is a system block diagram of an image processing system provided by an embodiment of the present invention. As shown in FIG. 2 , other devices 21 send image data to be processed to the terminal 22 , and the terminal 22 The low-resolution image corresponding to the original image included in the image data can be displayed in the image display area 221 of the terminal 22, wherein the low-resolution image corresponding to the original image displayed in the image display area 221 is: The image including 7 trees is obtained, and the zoom operation 23 of the user on the low-resolution image displayed in the image display area 221 is obtained, so as to determine at least one image area to be loaded in the original image according to the zoom operation 23 , wherein the zooming operation 23 corresponds to the zooming area 2211 in the image display area 221 . According to the zooming operation 23 , the image area corresponding to the zooming area 2211 in the original image is first decoded, and then the image area around the zooming area 2211 is decoded. The image area is decoded in the corresponding image area in the original image, and the target image 222 is obtained by this method of sub-block decoding, wherein the target image 222 is the second to sixth trees displayed after magnification. The target image 222 is displayed in the image display area 221 . After the target image 222 is displayed in the image display area 221 , when the user's translation operation 24 on the target image 222 in the image display area 221 is acquired, the translation operation can be predicted according to the translation operation 24 24, and determine the preloaded image area 223 according to the translation direction and the preset size, and load the preloaded image area 223 to obtain an updated image 224, wherein the The updated image 224 is the 3rd to 7th trees preloaded and displayed after panning to the left.

It can be seen that by initially loading a low-resolution image, the initial display speed of the image can be improved, which can meet the needs of users to see the image as soon as possible, and the original image with high resolution corresponding to each image area can be loaded in blocks based on the user's zoom operation. , which helps to improve the display effect of the zoom display of the picture, and can display the details of the image that the user needs to view more clearly. Compared with the solution of directly loading and displaying the original image initially, the present application can improve the utilization rate of the memory and the processor of the terminal, and reduce the performance consumption of the terminal. Compared with the solution that only loads and displays low-resolution images, the present application can avoid that end users can only browse JPG images or PNG images with low sampling rates, and the images will be blurred when users zoom the images, and the details of the images cannot be displayed. And other issues. By predicting user behavior to preload the image area in advance, it can save the user's waiting time when viewing images and improve the interactive experience.

The image processing method proposed by the embodiment of the present invention will be described below with reference to FIG. 3 , FIG. 4 a , FIG. 4 b , and FIG. 5 .

Please refer to FIG. 3. FIG. 3 is a schematic flowchart of an image processing method provided by an embodiment of the present invention. The method may be executed by an image processing device, wherein the image processing device is set in a terminal, and the terminal's The specific explanation is as described above. Specifically, the method in the embodiment of the present invention includes the following steps.

S301: Acquire image data to be processed.

In this embodiment of the present invention, the image processing device may acquire image data to be processed. In some embodiments, the image data to be processed includes any one or more of an original image, a low-resolution image, and a specified resolution, wherein the low-resolution image and the original image are the same object Image.

For example, the image processing device can acquire image data from the image acquisition end. When the image acquisition end collects image data, it can use a sensor with high pixel precision to acquire high-resolution images, and at the same time, low-resolution images or thumbnails can be obtained. Alternatively, when the image acquisition end collects image data, a high-resolution image can be obtained, and a low-resolution or low-sampling-rate image can be obtained by down-sampling based on the high-resolution image.

In one embodiment, the image processing device may acquire image data to be processed pre-stored in the image processing device.

In another embodiment, the image processing device may acquire image data to be processed sent by other devices. In some embodiments, the other devices may include, but are not limited to, a smartphone, a tablet computer, a photographing device, etc. species or multiple species.

S302: Display a low-resolution image corresponding to the original image included in the image data in an image display area of the terminal.

In this embodiment of the present invention, the image processing device may display a low-resolution image corresponding to the original image included in the image data in the image display area of the terminal, thereby improving display efficiency.

In one embodiment, before displaying the low-resolution image corresponding to the original image included in the image data in the image display area of the terminal, the image processing device may acquire the user's pull on the image display area. A fetching operation is performed, and an occupancy area is determined according to the fetching operation, so that a low-resolution image corresponding to the original image included in the image data is displayed in the occupancy area in the image display area of the terminal. In some embodiments, the size of the footprint area may be the same as the size of the image display area, and in other embodiments, the size of the footprint area may be smaller than the size of the image display area.

In one embodiment, when displaying the low-resolution image corresponding to the original image included in the image data in the image display area of the terminal, the image processing device may determine the image corresponding to the original image included in the image data. image corresponding low-resolution image, obtain the size of the image display area, and display the low-resolution image in the image display area of the terminal according to the size of the image display area.

In one embodiment, when the size of the occupancy area is smaller than the size of the image display area, the image processing device may determine a low-resolution image corresponding to the original image included in the image data, and acquire the image display area and displaying the low-resolution image in the occupancy area of the image display area of the terminal according to the size of the occupancy area in the image display area.

In one embodiment, the image data includes a specified resolution and an original image; when determining a low-resolution image corresponding to the original image included in the image data, the image processing device may The original image is used to generate the low-resolution image.

In one embodiment, the image data includes an original image, and when the image processing device acquires that the image data sent by other devices only includes the original image, the image processing device determines the image data corresponding to the original image included in the image data. In the case of a low-resolution image, the specified resolution can be sent to the other device, so that the other device generates a low-resolution image according to the specified resolution and the original image, and sends the generated low-resolution image to the image processing device , so that the image processing device can obtain the low-resolution image corresponding to the original image. In some embodiments, the specified resolution is smaller than the resolution of the original image. In this way, the power consumption of the image processing device can be reduced.

In one embodiment, the image data includes an original image and a low-resolution image; when determining a low-resolution image corresponding to the original image included in the image data, the image processing device may acquire the image data including of the low-resolution image corresponding to the original image. In this case, when capturing an image, the image capturing end can generate a high-resolution original image (for example, a raw image such as visible light, infrared, etc.) and a corresponding low-resolution image (for example, a JPG image or a PNG image).

In an implementation manner, before acquiring the image data sent by other devices, the image processing device may first send a specified resolution to the other device, so that when the other device captures the original image, the specified resolution can be used according to the specified resolution. A low-resolution image is generated from the original image, image data is generated according to the original image and the low-resolution image, and the image data is sent to an image processing device. In this way, the power consumption of the image processing device can be further reduced, and the interactive experience can be improved.

S303: Acquire a zoom operation on the low-resolution image displayed in the image display area, and determine at least one image area to be loaded in the original image according to the zoom operation.

In this embodiment of the present invention, the image processing device may acquire a zoom operation on the low-resolution image displayed in the image display area, and determine at least one image area to be loaded in the original image according to the zoom operation .

In one embodiment, when determining at least one image region to be loaded in the original image according to the zoom operation, the image processing device may determine the zoom region of the low-resolution image according to the zoom operation, and determine the zoom region of the low-resolution image according to the zoom operation. The zoom area determines at least one image area to be loaded in the original image.

In one embodiment, when the image processing device determines the zoom region of the low-resolution image according to the zoom operation, the image processing device may determine a zoom ratio and a zoom position according to the zoom operation, where the zoom position is when the zoom operation is in the zoom operation. The coordinates corresponding to the touch point in the image display area, and the zoom area of the low-resolution image is determined according to the zoom ratio and zoom position.

In one embodiment, when determining at least one image area to be loaded in the original image according to the zoom area, the image processing device may acquire an image of a specified size centered on the zoom position in the low-resolution image image area, and determine the first image area to be loaded in the original image according to the image area of the specified size, the specified size is smaller than the size of the image display area, and determine the low resolution according to the specified size and determining at least one second image area to be loaded in the original image according to the surrounding image area.

Specifically, Fig. 4a can be used as an example for description. Fig. 4a is a schematic diagram of an interface for determining an image area to be loaded provided by an embodiment of the present invention. As shown in Fig. 4a, the image processing device can obtain a pair of images displayed in the image display area 41. The zooming operation 42 of the low-resolution image, and determining the zooming position 421 according to the zooming operation 42, obtaining the image area 422 of the specified size centered on the zooming position 421 in the low-resolution image, and according to the The image area 422 of the specified size determines the first image area to be loaded in the original image, and the image area 423 and the image area 424 around the image area 422 of the specified size in the low-resolution image are determined according to the specified size, And two second image areas to be loaded in the original image are determined according to the surrounding image area 423 and image area 424 .

S304: Decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area.

In this embodiment of the present invention, the image processing device may decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area.

In one embodiment, when the image processing device decodes at least one image area to be loaded in the original image to obtain a target image, and displays the target image in the image display area, the image processing device may The first image area to be loaded in the figure is decoded to obtain a first target image; and at least one second image area to be loaded around the first image area in the original image is decoded according to a preset order. , obtaining at least one second target image; and displaying the first target image and the at least one second target image in the image display area.

Specifically, Fig. 4b is used as an example for description. Fig. 4b is a schematic diagram of an interface for loading an image area in an original image provided by an embodiment of the present invention. As shown in Fig. 4b, the image processing device can process the first image to be loaded in the original image. area 43 is decoded to obtain the first target image, and the

second image areas

44 and 45 to be loaded around the first image area 43 in the original image are respectively decoded according to the preset order to obtain two corresponding

first image areas

44 and 45 respectively. Two target images to display the first target image and the two second target images in the image display area 41 .

In one embodiment, when the image processing device decodes at least one image area to be loaded in the original image to obtain the target image, the image processing device may acquire at least one image area to be loaded in the original image, and obtain the target resolution , and decode the at least one image area to be loaded in the original image according to the target resolution to obtain the target image.

In one embodiment, the image processing device may further acquire a translation operation on the target image in the image display area, determine a preloaded image area according to the translation operation, and perform a load.

In one embodiment, when the image processing device determines the preloaded image region according to the translation operation, the image processing device may predict the translation direction corresponding to the translation operation according to the translation operation, and determine the translation direction according to the translation direction and a preset size. the preloaded image area.

Specifically, FIG. 5 can be taken as an example. FIG. 5 is a schematic diagram of an interface for determining a preloaded image area based on a panning operation provided by an embodiment of the present invention. As shown in FIG. The translation operation 52 of the target image 511 is performed, and the translation direction 521 corresponding to the translation operation 52 is predicted according to the translation operation 52, and the preloaded image area 53 is determined according to the translation direction 521 and the preset size. The preloaded image area 53 is loaded to obtain the loaded image 54 .

It can be seen that the preloaded image area can be predicted and preloaded in advance through the user's panning operation on the image display area, which helps save the user's waiting time for viewing images and improves the user experience.

In this embodiment of the present invention, the image processing device may acquire image data to be processed; display a low-resolution image corresponding to the original image included in the image data in the image display area of the terminal; performing a zooming operation of the low-resolution image in the image display area, and determining at least one image area to be loaded in the original image according to the zooming operation; performing the at least one image area to be loaded in the original image A target image is obtained by decoding, and the target image is displayed in the image display area. In this way, the effect of zooming and displaying the picture can be improved, and the performance consumption of the terminal can be reduced.

Referring to FIG. 6, FIG. 6 is a schematic structural diagram of an image processing device provided by an embodiment of the present invention. Specifically, as shown in the figure, the image processing device in this embodiment may include: one or more processors 601 , an interface 602 , and a memory 603 . The above-mentioned processor 601 and memory 603 are connected through a bus 604 . The memory 603 is used for storing instructions, and the processor 601 is used for executing the instructions stored in the memory 603 . The interface 602 is used for data exchange with peripheral devices or devices (eg, displays, touch screens, keys, microphones, speakers, external processors, etc.). For example, the image processing device may be a chip, a processing device, etc., wherein, when the program instructions are executed, the processor 601 is configured to perform the following steps:

Get the image data to be processed;

Further, when the processor 601 displays the low-resolution image corresponding to the original image included in the image data in the image display area of the terminal, it is specifically used for:

determining a low-resolution image corresponding to the original image included in the image data;

obtaining the size of the image display area;

The low-resolution image is displayed in the image display area of the terminal according to the size of the image display area.

Further, the image data includes a specified resolution and an original image; when the processor 601 determines a low-resolution image corresponding to the original image included in the image data, it is specifically used for:

The low-resolution image is generated according to the specified resolution and the original image.

Further, the image data includes an original image and a low-resolution image; when the processor 601 determines a low-resolution image corresponding to the original image included in the image data, it is specifically used for:

The low-resolution image included in the image data and corresponding to the original image is acquired.

Further, when the processor 601 determines at least one image area to be loaded in the original image according to the zoom operation, it is specifically used for:

determining a zoom region of the low-resolution image according to the zoom operation;

At least one image area to be loaded in the original image is determined according to the zoom area.

Further, when the processor 601 determines the zoom area of the low-resolution image according to the zoom operation, it is specifically used for:

Determine a zoom ratio and a zoom position according to the zoom operation, where the zoom position is a coordinate corresponding to the touch point of the zoom operation in the image display area;

A zoom area of the low-resolution image is determined according to the zoom ratio and zoom position.

Further, when the processor 601 determines at least one image area to be loaded in the original image according to the zoom area, it is specifically used for:

acquiring an image area of a specified size centered on the zoom position in the low-resolution image;

Determine the first image area to be loaded in the original image according to the image area of the specified size, where the specified size is smaller than the size of the image display area;

determining an image area around the image area of the specified size in the low-resolution image according to the specified size;

At least one second image area to be loaded in the original image is determined according to the surrounding image area.

Further, when the processor 601 decodes at least one image area to be loaded in the original image to obtain a target image, and displays the target image in the image display area, it is specifically used for:

Decoding the to-be-loaded first image area in the original image to obtain a first target image;

Decode at least one second image area to be loaded around the first image area in the original image according to a preset sequence, to obtain at least one second target image;

The first target image and the at least one second target image are displayed in the image display area.

Further, when the processor 601 decodes at least one image region to be loaded in the original image to obtain the target image, it is specifically used for:

Obtain at least one image area to be loaded in the original image;

get the target resolution;

The target image is obtained by decoding at least one image region to be loaded in the original image according to the target resolution.

Further, the processor 601 is also used for:

acquiring a translation operation on the target image in the image display area;

A preloaded image area is determined according to the translation operation, and the preloaded image area is loaded.

Further, when the processor 601 determines the preloaded image area according to the translation operation, it is specifically used for:

Predicting the translation direction corresponding to the translation operation according to the translation operation;

The preloaded image area is determined according to the translation direction and a preset size.

It should be understood that, in this embodiment of the present invention, the processor 601 may be a microcontroller unit (Microcontroller Unit, MCU), a central processing unit (Central Processing Unit, CPU), and the processor may also be other general-purpose processors, digital Signal processor (Digital Signal Processor, DSP), Application Specific Integrated Circuit (ASIC), Off-the-shelf Programmable Gate Array (Field-Programmable Gate Array, FPGA) or other programmable logic device, discrete gate or transistor logic device , discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.

The memory 603 may include read only memory and random access memory, and provides instructions and data to the processor 601 . A portion of memory 603 may also include non-volatile random access memory. For example, memory 603 may also store device type information.

For the specific implementation of the processor 601 in this embodiment of the present invention, reference may be made to the description of the relevant content in the above-mentioned embodiments, and details are not described herein.

Referring to FIG. 7 , FIG. 7 is a schematic structural diagram of a terminal according to an embodiment of the present invention. Specifically, as shown in the figure, the terminal in this embodiment may include: one or more processors 701 ; one or more user interfaces 702 , a memory 703 and a display 705 . The above-mentioned processor 701 and memory 703 are connected through a bus 704 . The memory 703 is used for storing instructions, and the processor 701 is used for executing the instructions stored in the memory 703 . The user interface 702 is used for receiving an operation instruction of a user, or for outputting information and the like. For example, the user interface 702 includes a touch screen, a display screen, physical buttons, a microphone, a speaker, and the like. For example, terminals include, but are not limited to, physical devices such as mobile phones, pads, remote controls, smart home devices, wearable devices, and computers. Wherein, when the program instructions are executed, the processor 701 is configured to perform the following steps:

Get the image data to be processed;

Display, through the display 705, a low-resolution image corresponding to the original image included in the image data in the image display area of the terminal;

Acquire, through the user interface 702, a zoom operation on the low-resolution image displayed in the image display area, and determine at least one image area to be loaded in the original image according to the zoom operation;

Decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area through the display 705 .

Further, when the processor 701 displays the low-resolution image corresponding to the original image included in the image data in the image display area of the terminal through the display 705, it is specifically used for:

obtaining the size of the image display area;

According to the size of the image display area, the low-resolution image is displayed in the image display area of the terminal through the display 705 .

Further, the image data includes a specified resolution and an original image; when the processor 701 determines a low-resolution image corresponding to the original image included in the image data, it is specifically used for:

Further, the image data includes an original image and a low-resolution image; when the processor 701 determines a low-resolution image corresponding to the original image included in the image data, it is specifically used for:

Further, when the processor 701 determines at least one image area to be loaded in the original image according to the zoom operation, it is specifically configured to:

Further, when the processor 701 determines the zoom area of the low-resolution image according to the zoom operation, it is specifically used for:

Further, when the processor 701 determines at least one image area to be loaded in the original image according to the zoom area, it is specifically configured to:

Further, when the processor 701 decodes at least one image area to be loaded in the original image to obtain a target image, and displays the target image in the image display area, it is specifically used for:

Further, when the processor 701 decodes at least one image region to be loaded in the original image to obtain the target image, it is specifically used for:

Obtain at least one image area to be loaded in the original image;

get the target resolution;

Further, the processor 701 is also used for:

Acquire the translation operation on the target image in the image display area through the user interface 702;

Further, when the processor 701 determines the preloaded image area according to the translation operation, it is specifically used for:

In this embodiment of the present invention, a terminal may acquire image data to be processed; display a low-resolution image corresponding to the original image included in the image data in an image display area of the terminal; acquire a pair and display it on the image display The zoom operation of the low-resolution image in the area, and determine at least one image area to be loaded in the original image according to the zoom operation; decode the at least one image area to be loaded in the original image to obtain the target image, and display the target image in the image display area. In this way, the effect of zooming and displaying the picture can be improved, and the performance consumption of the terminal can be reduced.

An embodiment of the present invention also provides a computer-readable storage medium, where the computer-readable storage medium stores a computer program, and when the computer program is executed by a processor, realizes the image described in the embodiment corresponding to FIG. 2 of the present invention The processing method or the image control method described in the embodiment corresponding to FIG. 4 can also implement the image processing device according to the embodiment of the present invention shown in FIG. 5 or the control terminal according to the embodiment of the present invention shown in FIG. 6 , It is not repeated here.

The computer-readable storage medium may be an internal storage unit of the device described in any of the foregoing embodiments, such as a hard disk or a memory of the device. The computer-readable storage medium may also be an external storage device of the device, such as a plug-in hard disk, a smart memory card (Smart Media Card, SMC), a secure digital (Secure Digital, SD) card equipped on the device , Flash Card (Flash Card) and so on. Further, the computer-readable storage medium may also include both an internal storage unit of the device and an external storage device. The computer-readable storage medium is used to store the computer program and other programs and data required by the terminal. The computer-readable storage medium can also be used to temporarily store data that has been or will be output.

Those of ordinary skill in the art can understand that all or part of the processes in the methods of the above embodiments can be implemented by instructing relevant hardware through a computer program, and the program can be stored in a computer-readable storage medium. During execution, the processes of the embodiments of the above-mentioned methods may be included. The storage medium may be a magnetic disk, an optical disk, a read-only memory (Read-Only Memory, ROM), or a random access memory (Random Access Memory, RAM) or the like.

The above disclosures are only preferred embodiments of the present invention, and of course, the scope of the rights of the present invention cannot be limited by this. Therefore, equivalent changes made according to the claims of the present invention are still within the scope of the present invention.

Claims

An image processing method, characterized in that, applied to a terminal, the method comprising:

Get the image data to be processed;

displaying a low-resolution image corresponding to the original image included in the image data in the image display area of the terminal;

acquiring a zoom operation on the low-resolution image displayed in the image display area, and determining at least one image area to be loaded in the original image according to the zoom operation;

Decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area.
The method according to claim 1, wherein the displaying the low-resolution image corresponding to the original image included in the image data in the image display area of the terminal comprises:

determining a low-resolution image corresponding to the original image included in the image data;

obtaining the size of the image display area;

The low-resolution image is displayed in the image display area of the terminal according to the size of the image display area.
The method according to claim 2, wherein the image data includes a specified resolution and an original image; and the determining a low-resolution image corresponding to the original image included in the image data comprises:

The low-resolution image is generated according to the specified resolution and the original image.
The method according to claim 2, wherein the image data includes an original image and a low-resolution image; and the determining the low-resolution image corresponding to the original image included in the image data comprises:

The low-resolution image included in the image data and corresponding to the original image is acquired.
The method according to claim 1, wherein the determining, according to the zooming operation, at least one image area to be loaded in the original image comprises:

determining a zoom region of the low-resolution image according to the zoom operation;

At least one image area to be loaded in the original image is determined according to the zoom area.
The method according to claim 5, wherein the determining the zoom area of the low-resolution image according to the zoom operation comprises:

Determine a zoom ratio and a zoom position according to the zoom operation, where the zoom position is a coordinate corresponding to the touch point of the zoom operation in the image display area;

A zoom area of the low-resolution image is determined according to the zoom ratio and zoom position.
The method according to claim 6, wherein the determining at least one image area to be loaded in the original image according to the zoom area comprises:

acquiring an image area of a specified size centered on the zoom position in the low-resolution image;

Determine the first image area to be loaded in the original image according to the image area of the specified size, where the specified size is smaller than the size of the image display area;

determining an image area around the image area of the specified size in the low-resolution image according to the specified size;

At least one second image area to be loaded in the original image is determined according to the surrounding image area.
The method according to claim 7, wherein the decoding of at least one image area to be loaded in the original image to obtain a target image, and displaying the target image in the image display area, comprises: :

Decoding the to-be-loaded first image area in the original image to obtain a first target image;

Decode at least one second image area to be loaded around the first image area in the original image according to a preset sequence, to obtain at least one second target image;

The first target image and the at least one second target image are displayed in the image display area.
The method according to claim 1, wherein the decoding of at least one image area to be loaded in the original image to obtain the target image comprises:

Obtain at least one image area to be loaded in the original image;

get the target resolution;

The target image is obtained by decoding at least one image region to be loaded in the original image according to the target resolution.
The method according to claim 1, wherein the method further comprises:

acquiring a translation operation on the target image in the image display area;

A preloaded image area is determined according to the translation operation, and the preloaded image area is loaded.
The method according to claim 10, wherein the determining the preloaded image area according to the translation operation comprises:

Predicting the translation direction corresponding to the translation operation according to the translation operation;

The preloaded image area is determined according to the translation direction and a preset size.
An image processing device, comprising a memory and a processor;

the memory for storing program instructions;

The processor executes the program instructions stored in the memory, and when the program instructions are executed, the processor is configured to perform the following steps:

Get the image data to be processed;

displaying a low-resolution image corresponding to the original image included in the image data in the image display area of the terminal;

acquiring a zoom operation on the low-resolution image displayed in the image display area, and determining at least one image area to be loaded in the original image according to the zoom operation;

Decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area.
The device according to claim 12, wherein when the processor displays the low-resolution image corresponding to the original image included in the image data in the image display area of the terminal, the processor is specifically configured to:

determining a low-resolution image corresponding to the original image included in the image data;

obtaining the size of the image display area;

The low-resolution image is displayed in the image display area of the terminal according to the size of the image display area.
The device according to claim 13, wherein the image data includes a specified resolution and an original image; when the processor determines a low-resolution image corresponding to the original image included in the image data, it specifically uses At:

The low-resolution image is generated according to the specified resolution and the original image.
The device according to claim 13, wherein the image data includes an original image and a low-resolution image; when the processor determines the low-resolution image corresponding to the original image included in the image data, the specific Used for:

The low-resolution image included in the image data and corresponding to the original image is acquired.
The device according to claim 12, wherein when the processor determines at least one image area to be loaded in the original image according to the zoom operation, the processor is specifically configured to:

determining a zoom region of the low-resolution image according to the zoom operation;

At least one image area to be loaded in the original image is determined according to the zoom area.
The device according to claim 16, wherein when the processor determines the zoom area of the low-resolution image according to the zoom operation, the processor is specifically configured to:

Determine a zoom ratio and a zoom position according to the zoom operation, where the zoom position is a coordinate corresponding to the touch point of the zoom operation in the image display area;

A zoom area of the low-resolution image is determined according to the zoom ratio and zoom position.
The device according to claim 17, wherein when the processor determines at least one image area to be loaded in the original image according to the zoom area, the processor is specifically configured to:

acquiring an image area of a specified size centered on the zoom position in the low-resolution image;

Determine the first image area to be loaded in the original image according to the image area of the specified size, and the specified size is smaller than the size of the image display area;

determining an image area around the image area of the specified size in the low-resolution image according to the specified size;

At least one second image area to be loaded in the original image is determined according to the surrounding image area.
The device according to claim 18, wherein the processor decodes at least one image area to be loaded in the original image to obtain a target image, and displays the target image in the image display area , specifically for:

Decoding the to-be-loaded first image area in the original image to obtain a first target image;

Decode at least one second image area to be loaded around the first image area in the original image according to a preset sequence, to obtain at least one second target image;

The first target image and the at least one second target image are displayed in the image display area.
The device according to claim 12, wherein when the processor decodes at least one image area to be loaded in the original image to obtain the target image, the processor is specifically used for:

Obtain at least one image area to be loaded in the original image;

get the target resolution;

The target image is obtained by decoding at least one image region to be loaded in the original image according to the target resolution.
The device of claim 12, wherein the processor is further configured to:

acquiring a translation operation on the target image in the image display area;

A preloaded image area is determined according to the translation operation, and the preloaded image area is loaded.
The device according to claim 21, wherein when the processor determines the preloaded image region according to the translation operation, the processor is specifically configured to:

Predicting the translation direction corresponding to the translation operation according to the translation operation;

The preloaded image area is determined according to the translation direction and a preset size.
A terminal, characterized in that it includes a memory, a processor, a user interface and a display;

the memory for storing program instructions;

The processor executes the program instructions stored in the memory, and when the program instructions are executed, the processor is configured to perform the following steps:

Get the image data to be processed;

Displaying, through the display, a low-resolution image corresponding to the original image included in the image data in an image display area of the terminal;

Acquire, through the user interface, a zoom operation on the low-resolution image displayed in the image display area, and determine at least one image area to be loaded in the original image according to the zoom operation;

Decode at least one image area to be loaded in the original image to obtain a target image, and display the target image in the image display area through the display.
The terminal according to claim 23, wherein, when the processor displays a low-resolution image corresponding to the original image included in the image data in an image display area of the terminal through the display, Specifically for:

determining a low-resolution image corresponding to the original image included in the image data;

obtaining the size of the image display area;

The low-resolution image is displayed in the image display area of the terminal through the display according to the size of the image display area.
The terminal according to claim 24, wherein the image data includes a specified resolution and an original image; when the processor determines a low-resolution image corresponding to the original image included in the image data, it specifically uses At:

The low-resolution image is generated according to the specified resolution and the original image.
The terminal according to claim 24, wherein the image data includes an original image and a low-resolution image; when the processor determines the low-resolution image corresponding to the original image included in the image data, the specific Used for:

The low-resolution image included in the image data and corresponding to the original image is acquired.
The terminal according to claim 23, wherein when the processor determines at least one image area to be loaded in the original image according to the zoom operation, the processor is specifically configured to:

determining a zoom region of the low-resolution image according to the zoom operation;

At least one image area to be loaded in the original image is determined according to the zoom area.
The terminal according to claim 27, wherein when the processor determines the zoom area of the low-resolution image according to the zoom operation, the processor is specifically configured to:

Determine a zoom ratio and a zoom position according to the zoom operation, where the zoom position is a coordinate corresponding to the touch point of the zoom operation in the image display area;

A zoom area of the low-resolution image is determined according to the zoom ratio and zoom position.
The terminal according to claim 28, wherein when the processor determines at least one image area to be loaded in the original image according to the zoom area, the processor is specifically configured to:

acquiring an image area of a specified size centered on the zoom position in the low-resolution image;

Determine the first image area to be loaded in the original image according to the image area of the specified size, where the specified size is smaller than the size of the image display area;

determining an image area around the image area of the specified size in the low-resolution image according to the specified size;

At least one second image area to be loaded in the original image is determined according to the surrounding image area.
The terminal according to claim 29, wherein the processor decodes at least one image area to be loaded in the original image to obtain a target image, and displays the target image in the image display area , specifically for:

Decoding the to-be-loaded first image area in the original image to obtain a first target image;

Decode at least one second image area to be loaded around the first image area in the original image according to a preset sequence, to obtain at least one second target image;

The first target image and the at least one second target image are displayed in the image display area.
The terminal according to claim 23, wherein when the processor decodes at least one image area to be loaded in the original image to obtain the target image, the processor is specifically used for:

Obtain at least one image area to be loaded in the original image;

get the target resolution;

The target image is obtained by decoding at least one image area to be loaded in the original image according to the target resolution.
The terminal according to claim 23, wherein the processor is further configured to:

Acquiring a translation operation on the target image in the image display area through the user interface;

A preloaded image area is determined according to the translation operation, and the preloaded image area is loaded.
The terminal according to claim 32, wherein when the processor determines the preloaded image area according to the translation operation, the processor is specifically configured to:

Predicting the translation direction corresponding to the translation operation according to the translation operation;

The preloaded image area is determined according to the translation direction and a preset size.
A computer-readable storage medium storing a computer program, characterized in that, when the computer program is executed by a processor, the method according to any one of claims 1 to 11 is implemented.