CN114721616A - Cooperative processing display system and method - Google Patents
Cooperative processing display system and method Download PDFInfo
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- CN114721616A CN114721616A CN202210199528.0A CN202210199528A CN114721616A CN 114721616 A CN114721616 A CN 114721616A CN 202210199528 A CN202210199528 A CN 202210199528A CN 114721616 A CN114721616 A CN 114721616A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
- G06F3/1446—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display display composed of modules, e.g. video walls
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
A cooperative processing display system comprises a UI framework, a display processing unit, a cooperative processing unit and a display unit, wherein the UI framework sends a plurality of image data to the corresponding display processing units respectively; the display processing unit is used for processing the received image data and then sending the processed image data to the cooperative processing unit; and the cooperative processing unit controls the display processing unit to perform frame interrupt cooperation and sends image data to the display unit for display. The invention also provides a coprocessing display method, which realizes the display with large resolution by synchronizing a plurality of display processing units on a single chip, and simultaneously uses hardware display processing units, thereby reducing the loads of a CPU and a GPU and improving the efficiency.
Description
Technical Field
The invention relates to the technical field of image display processing, in particular to a cooperative processing display system and method.
Background
With the increase of the industrial demand of visual intelligent equipment, for example, an intelligent automobile, a multimedia interface, an air conditioner interface, a navigation interface, an instrument interface and the like are required to be simultaneously displayed on a large-resolution screen, and high-definition simultaneous asynchronous display of a plurality of pictures is also required to be ensured, so that more visual information is provided for a driver and passengers, the requirement on the resolution of the screen is higher and higher, and meanwhile, the requirement on the performance of the picture of combining a plurality of pictures into one large-resolution screen by a system is more and more strict.
In the prior art, due to the control area, the cost and the difficulty of digital design of the display processing unit, the resolution output by the single display processing unit is limited to 2K, so that the large-resolution scene cannot be processed, as shown in fig. 1, the problem that the display capability of the embedded chip is enhanced is a common attack in the semiconductor industry of the industry.
The following scheme is mainly adopted for the current products on the market:
1. increasing the processing power of a single display processing unit to achieve the resolution demanded by the market: this approach may increase the complexity of the chip display unit design, leading to increased chip cost, and at the same time, is not conducive to controlling power consumption;
2. using a plurality of chips to output respectively: this approach increases the cost and ensures high complexity of picture synchronization;
3. synthesizing a large-resolution image by a GPU: this increases the GPU burden and reduces chip processing efficiency.
In order to satisfy a real scene with a large resolution, the conventional method needs to increase the complexity of the design of a single processing display unit, which leads to the increase of the cost of a single chip. The use of multiple chips results in increased product cost and poor market acceptance. Using GPU compositing can take up a lot of performance on the chip, resulting in a weak processing power.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide a cooperative processing display system and a cooperative processing display method, wherein a plurality of display processing units of a single chip are synchronized to enable pictures to be respectively displayed on corresponding positions, and then the pictures are cooperatively spliced into a large-resolution image, so that the problem that an embedded chip is insufficient in displaying a large-resolution scene is solved, and the contradiction between displaying the large-resolution scene and controlling the cost is solved for a visual intelligent device.
In order to achieve the above object, the present invention provides a cooperative processing display system including a UI framework, a display processing unit, a cooperative processing unit, and a display unit, wherein,
the UI framework transmits a plurality of image data to corresponding display processing units respectively;
the display processing unit is used for processing the received image data and then sending the processed image data to the cooperative processing unit;
and the cooperative processing unit controls the display processing unit to perform frame interrupt cooperation and sends the image data to the display unit for displaying.
Further, the cooperative processing unit obtains a flag bit from the image data sent by the display processing unit, and controls the display processing unit to perform frame interrupt cooperation according to the flag bit.
In order to achieve the above object, the present invention further provides a cooperative processing display method, including the steps of processing image data;
acquiring a zone bit of image data, and controlling a display processing unit to perform frame interrupt coordination according to the zone bit;
a plurality of image screens are displayed in a display unit.
In order to achieve the above object, the present invention further provides a display processing chip, which uses the above cooperative processing display system to display the images at the corresponding positions respectively, and cooperatively combine the images into an image.
In order to achieve the above object, the present invention further provides an electronic device including the display processing chip described above.
In order to achieve the above object, the present invention also provides a computer readable storage medium having stored thereon computer instructions which, when executed, perform the steps of the above-described co-processing display method.
Compared with the prior art, the cooperative processing display system and the method provided by the invention have the following technical effects:
the display with large resolution is realized by synchronizing the plurality of display processing units on the single chip, and simultaneously, the loads of a CPU (Central processing Unit) and a GPU (graphics processing Unit) are reduced by using the hardware display processing units, so that the execution efficiency of the chip is improved;
the single chip supports the display of large-resolution scenes such as 4K/8K/16K and the like to meet the market demand, and meanwhile, the cost is not increased.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of a prior art display processing unit for image processing;
FIG. 2 is a schematic diagram of a co-processing display system according to the present invention;
FIG. 3 is a flow chart of a co-processing display method according to the present invention;
FIG. 4 is a schematic diagram of a plurality of display processing units cooperatively processing an image according to the present invention;
FIG. 5 is a schematic view of a display of a multi-display processing single-co-processing car multimedia interface 5120x1440 according to the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
Fig. 2 is a schematic structural view of a co-processing display system according to the present invention, and as shown in fig. 2, the co-processing display system of the present invention includes a UI frame 10, a plurality of display processing units 20, a co-processing unit 30, and a display unit 40, wherein,
and a UI frame 10 that transmits different image data to the corresponding display processing units 20, respectively.
In the embodiment of the invention, the image data comprises a multimedia interface, an air conditioner interface, a navigation interface, an instrument interface and the like.
Each display processing unit 20 processes the image data from the UI frame 10 and transmits the processed image data to the cooperative processing unit 30.
In the embodiment of the present invention, the display processing unit 20 first performs preprocessing such as composition, scaling, image format conversion, and layout on the multi-layer image data from the UI framework 10, and then specifies the display position by the flag.
In the embodiment of the invention, the data structure of the image is a matrix mechanism, and the image can represent a black-and-white image, a gray-scale image and a color image. One element in the matrix represents one pixel point. The elements in the matrix have a description of the quantized gray level for each component, for the YCbCr format, where Y refers to the luminance component, Cb refers to the blue chrominance component, and Cr refers to the red chrominance component. Each pixel for an RGB image is described by red, green and blue at different grey levels.
And a cooperation processing unit 30 for receiving the image data of the plurality of display processing units 20, acquiring the flag bit from the image data, controlling the display processing units to perform frame interrupt cooperation, and transmitting the image data to the display unit 40.
In the embodiment of the present invention, all the display processing units 20 use the same frame interrupt of the cooperative processing unit 30 together for cooperation, and the specific flow is as follows:
1) each display processing unit 20 starts preprocessing (synthesis, scaling, image format conversion, layout, etc.) of the image data, and sends the preprocessed image data to a designated area output by the display unit 40 via the cooperative processing unit 20.
2) After updating a whole image to the display screen, the co-processing unit 30 generates a single frame interrupt and notifies all the display processing units 20 at the same time.
3) Each display processing unit 20 executes step 1) upon receiving the frame interrupt generated from the cooperative processing unit 30. And the process is circulated.
In the embodiment of the invention, a plurality of display processing units can be used for cooperatively processing a frame of large-resolution images with the resolution of 4K/8K/16K and the like, and the limitation of a single display processing unit on the image size is broken through.
In the case of the example 2, the following examples are given,
fig. 3 is a flowchart of a co-processing display method according to the present invention, and the co-processing display method of the present invention will be described in detail with reference to fig. 3.
First, in step 301, the UI frame 10 corresponds different image data to the display processing unit 20.
In step 302, each display processing unit 20 processes the image data from the UI frame 10 and sends to the cooperative processing unit 30.
In step 303, the cooperative processing unit 30 acquires a flag bit from the image data from the display processing unit 20.
In step 304, the cooperation processing unit 30 controls the frame interrupt cooperation of each display processing unit 20 according to the acquired flag bit of the image data.
In step 305, the cooperative processing unit 30 transmits the image data to the display unit 40.
Example 3
Fig. 4 is a schematic diagram of a plurality of display processing units cooperatively processing an image according to the present invention, and as shown in fig. 4, the maximum resolution of a single display processing unit is 2K, and the synchronization of the plurality of display processing units designed by software enables a chip to drive a large-resolution display effect. And respectively sending the image data to corresponding display processing units by a UI frame in the system, controlling the display processing units to perform frame interrupt coordination after acquiring the flag bits of the images sent by the plurality of display processing units, and then sending the image data to a high-resolution display.
Example 4
Fig. 5 is a schematic view showing a 5120x1440 screen display of a multi-display processing single-cooperative processing automobile multimedia interface according to the present invention, and as shown in fig. 5, two display processing units are used for performing cooperative processing to form a 5120x1440 screen display of a meter image, multimedia main screen image data and multimedia auxiliary screen image data on a display.
The cooperative processing display system and the method realize the display with large resolution by synchronizing the plurality of display processing units on the single chip, and simultaneously use the hardware display processing units, thereby reducing the loads of the CPU and the GPU. The single chip can support the display of scenes with large resolution such as 4K/8K/16K and the like, the cost is not increased, and the limitation of a single display processing unit on the image size is broken through. Display engines for complex chips (SOCs) cooperatively process complex, high resolution images.
Example 5
In an embodiment of the present invention, a display processing chip is further provided, which includes the cooperative processing display system in the foregoing embodiment, and cooperatively splices images from multiple display processing units into one image.
Example 6
In an embodiment of the present invention, an electronic device is further provided, which includes the display processing chip in the above embodiment.
Example 7
In an embodiment of the present invention, a computer-readable storage medium is further provided, on which computer instructions are stored, and when the computer instructions are executed, the steps of the cooperative processing display method of the above-described embodiment are executed.
Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A cooperative processing display system comprising a UI framework, a display processing unit, a cooperative processing unit, and a display unit, wherein,
the UI framework transmits a plurality of image data to corresponding display processing units respectively;
the display processing unit is used for processing the received image data and then sending the processed image data to the cooperative processing unit;
and the cooperative processing unit controls the display processing unit to perform frame interrupt cooperation and sends image data to the display unit for display.
2. The cooperative processing display system according to claim 1, wherein the cooperative processing unit obtains a flag bit from the image data sent by the display processing unit, and controls the display processing unit to perform frame interrupt cooperation according to the flag bit.
3. A cooperative processing display method comprises the following steps,
processing the image data;
acquiring a zone bit of image data, and controlling a display processing unit to perform frame interrupt coordination according to the zone bit;
a plurality of image screens are displayed in a display unit.
4. A display processing chip, comprising the cooperative processing display system according to claim 1 or 2, wherein the display processing chip cooperatively splices images from a plurality of display processing units into one graphic.
5. An electronic device characterized in that it comprises a display processing chip according to claim 4.
6. A computer-readable storage medium having stored thereon computer instructions which, when executed, perform the steps of the co-processing display method of claim 3.
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| CN202210199528.0A CN114721616A (en) | 2022-03-02 | 2022-03-02 | Cooperative processing display system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115762379A (en) * | 2022-09-07 | 2023-03-07 | 联想(北京)有限公司 | Control method and device and electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115762379A (en) * | 2022-09-07 | 2023-03-07 | 联想(北京)有限公司 | Control method and device and electronic equipment |
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