CN102708280A - Method and device for image display - Google Patents
Method and device for image display Download PDFInfo
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- CN102708280A CN102708280A CN2012101066577A CN201210106657A CN102708280A CN 102708280 A CN102708280 A CN 102708280A CN 2012101066577 A CN2012101066577 A CN 2012101066577A CN 201210106657 A CN201210106657 A CN 201210106657A CN 102708280 A CN102708280 A CN 102708280A
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Abstract
An embodiment of the invention discloses a method and a device for image display. The method and the device for image display are used for composite processing of image layers in medical diagnosis equipment. The method includes: acquiring image data corresponding to each image layer, wherein the image layers at least include an ultrasonic image layer, an application image layer and a cursor image layer, the priority of the cursor image layer is higher than that of the application image layer, and the priority of the application image layer is higher than that of the ultrasonic image layer; storing the image data of each image layer into corresponding video memory spaces; reading image data of each image layer from the corresponding video space of each image layer; and generating composite images according to the image data and the priority of each image layer. Implementation of the method and the device for image display can improve response efficiency to application programs while compatibility of the device is guaranteed.
Description
Technical field
The present invention relates to medical image display technique field, relate in particular to a kind of method for displaying image and equipment.
Background technology
The medical diagnosis appearance is a kind of Medical Devices that possess running software ability and image display capability.Along with range of application is more and more wider, the user has higher requirement to miniaturization, the movability of medical diagnosis appearance.Manufacturer is according to the functional requirement custom hardware, and especially application specific processor CPU reduces the redundancy of common apparatus, thereby produces the specialized equipment of advantages of small volume, excellent performance, is main with embedded device generally.
Wherein a kind of important medical diagnostic equipment is exactly a diasonograph.
At present, be in the medical diagnosis appearance of representative at diasonograph, the image display technology of employing is the synthetic display technique of multi-layer image.Wherein, the corresponding a kind of operational processes of each figure layer, for example the corresponding application drawing layer of operating application program is operated the corresponding ultrasonic figure layer of corresponding cursor figure layer of cursor and ultrasonoscopy etc.Image synthetic aspect, dedicated cpu is the video memory space on the connection hardware circuit according to actual needs, obtaining the video memory address, thereby the image of realizing hardware type is synthetic; And universal cpu can be divided the video memory space with the mode of software in storage space, and with acquisition video memory address, thereby the image of realizing the software formula is synthetic.Use dedicated cpu can obtain the image-capable stronger than universal cpu.
But the dedicated cpu hardware cost that hardware performance is excellent is high, and can't guarantee compatibility of apparatus, and it is synthetic to use universal cpu need distribute a part of resource to be used for image, has reduced the response efficiency of application program.
Summary of the invention
In order to address the above problem, the embodiment of the invention provides a kind of method for displaying image and equipment, is used for the figure layer of medical diagnostic equipment is synthesized processing, and its cardinal principle is to use PLD to share the workload of universal cpu.Through the embodiment of the present invention scheme, can after guaranteeing compatibility of apparatus, improve the response efficiency of application programs.
A kind of method for displaying image comprises:
Obtain the corresponding view data of each figure layer; Said each figure layer comprises at least: ultrasonic figure layer, application drawing layer and cursor figure layer; The priority of said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer;
With image data storage of said each figure layer in the video memory space of correspondence;
Read the view data of said each figure layer from said each corresponding video memory space of figure layer;
Produce composograph according to the view data of said each figure layer and the priority of said each figure layer.
A kind of image display comprises:
The image data acquisition module; Be used to obtain the corresponding view data of each figure layer; Said each figure layer comprises at least: ultrasonic figure layer, application drawing layer and cursor figure layer; The priority of said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer;
The image data storage module is used for the image data storage of said each the figure layer video memory space in correspondence;
The view data read module is used for reading the said view data of respectively scheming layer from the corresponding video memory space of said respectively figure layer;
The composograph generation module is used for producing composograph according to the view data of said each figure layer and the priority of said each figure layer.
Can find out that from above technical scheme the embodiment of the invention has the following advantages:
Through for each figure layer is provided with independently video memory space, and use PLD to implement view data of each figure layer is obtained and stored, reads, produce composograph according to the view data of each the figure layer that is read and the priority of each figure layer at last.Can bear the image display process work of being responsible for by CPU originally in the medical diagnosis appearance, therefore can after guaranteeing compatibility of apparatus, improve the response efficiency of application programs.
Description of drawings
Fig. 1 is the method for displaying image process flow diagram of first embodiment of the invention;
Fig. 2-a is the method for displaying image process flow diagram of second embodiment of the invention;
Fig. 2-b is each figure layer synoptic diagram of the present invention;
Fig. 2-c produces the composograph process flow diagram for the present invention;
Fig. 3 is the image display structural drawing of third embodiment of the invention;
Fig. 4 is the image display structural drawing of fourth embodiment of the invention.
Embodiment
To combine the Figure of description among the present invention below, the technical scheme in the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention provides a kind of method for displaying image, is used for the figure layer of medical diagnostic equipment is synthesized processing, and its cardinal principle is to use PLD to share the workload of universal cpu.Through the embodiment of the present invention method, can after guaranteeing compatibility of apparatus, improve the response efficiency of application programs.In addition, the embodiment of the invention also provides the relevant device of realizing preceding method, below will be elaborated to it respectively.
First embodiment of the invention will be elaborated to a kind of method for displaying image, and the described method idiographic flow of present embodiment sees also Fig. 1, comprises step:
101, PLD obtains the corresponding view data of each figure layer.
According to the description of background technology, comprise a plurality of figure layers that are used to synthesize in the synthetic display technique of multi-layer image.In the present embodiment, said each figure layer comprises at least: ultrasonic figure layer, application drawing layer and cursor figure layer, the resolution of each figure layer is not done concrete the qualification here.Said three figure layers will be used for composograph of stack generation in the viewing area, and the resolution of said viewing area can be identical with the figure layer of resolution maximum, also can be inequality with said figure layer.
In addition; For the ways of producing correct composograph; Need be each figure layer definition priority; Each pixel will be filled by the view data of the figure layer that priority is the highest on said each pixel on the said viewing area, so just can guarantee that the high figure layer of priority can be shown on the low figure layer of priority.In the medical diagnosis appearance, the priority that defines said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer.
In this step, PLD obtains the corresponding view data of each figure layer, each data source of scheming the view data of layer is not specifically limited here.
102, said PLD with image data storage of said each figure layer in the video memory space of correspondence.
According to the description of background technology, will be said each figure layer distributing independent hardware type video memory space in the present embodiment, be used for the view data of each figure layer of buffer memory, to obtain view data processing power fast.
In this step, said PLD with image data storage of said each figure layer in the video memory space of correspondence.Concrete setting to said video memory space does not here limit.
103, said PLD reads the view data of said each figure layer from said each corresponding video memory space of figure layer.
Before beginning to produce composograph; Said PLD need read the view data of each figure layer from the video memory space described in the step 102; Owing to be the said view data of independent video memory space buffer memory that adopts hardware type, therefore can improve reading speed.
In this step, said PLD reads the view data of said each figure layer from said each corresponding video memory space of figure layer.
104, said PLD produces composograph according to the view data of said each figure layer and the priority of said each figure layer.
The front is mentioned; The priority of said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer, therefore when producing composograph; The figure layer that priority is high can be shown on the low figure layer of priority; Be said cursor figure layer in the superiors, said application drawing layer is at the second layer, said ultrasonic figure layer is at the bottom.
In this step, said PLD produces composograph according to the view data of said each figure layer and the priority of said each figure layer.
Wherein, the described method of present embodiment can also extend to the situation of having only two figure layers, and the situation of figure layer more than three is perhaps arranged, and repeats no more here.
In the present embodiment; Through independently video memory space being set for each figure layer; And use PLD to implement the view data of each figure layer is obtained and stored, reads, produce composograph according to the view data of each the figure layer that is read and the priority of each figure layer at last.Can bear the image display process work of being responsible for by CPU originally in the medical diagnosis appearance, therefore can after guaranteeing compatibility of apparatus, improve the response efficiency of application programs.
Second embodiment of the invention will remark additionally to the described method for displaying image of first embodiment, and wherein, some identical contents repeat no more.The described method idiographic flow of present embodiment sees also Fig. 2-a, comprises step:
201, FPGA obtains the corresponding view data of each figure layer.Specifically comprise: receive said ultrasonic figure layer the view data that the ultrasonic Treatment front end sends, the view data of the said application drawing layer that receiving processor CPU sends and the view data of said cursor figure layer.
In the present embodiment; A preferred device of the PLD of corresponding first embodiment is FPGA (Field Programmable Gate Array, a field programmable gate array), can also be other PLD; CPLD (Complex Programmable Logic Device for example; CPLD), PAL (Programmable Array Logic, programmable logic array) or GAL (Generic Array Logic, GAL).
According to the description of background technology, comprise a plurality of figure layers that are used to synthesize in the synthetic display technique of multi-layer image.See also Fig. 2-b; In the present embodiment, said each figure layer comprises at least: ultrasonic figure layer 20, application drawing layer 21 and cursor figure layer 22, and the resolution of said ultrasonic figure layers 20 is 512 * 512; The resolution of said application drawing layer 21 is 800 * 600, and the resolution of said cursor figure layer 22 is 64 * 64.Said three figure layers will be used for composograph of 23 stack generations in the viewing area, and the resolution of said viewing area 23 is 800 * 600 by the ultimate resolution decision of each figure layer in the present embodiment.
In addition; For the ways of producing correct composograph; Need be each figure layer definition priority; Each pixel will be filled by the view data of the figure layer that priority is the highest on said each pixel on the said viewing area, so just can guarantee that the high figure layer of priority can be shown on the low figure layer of priority.In the medical diagnosis appearance, the priority that defines said cursor figure layer 22 is higher than the priority of said application drawing layer 21, and the priority of said application drawing layer 22 is higher than the priority of said ultrasonic figure layer 20.
In this step, FPGA receives said ultrasonic figure layer the view data that the ultrasonic Treatment front end sends, the view data of the said application drawing layer that receiving processor CPU sends and the view data of said cursor figure layer.
202, said FPGA with image data storage of said each figure layer in the video memory space of correspondence.Specifically comprise: with the image data storage of said ultrasonic figure layer in ultrasonic figure layer of video memory space, with the image data storage of said application drawing layer in application drawing layer video memory space, with the image data storage of said cursor figure layer in cursor figure layer video memory space.
According to the description of background technology, will be said each figure layer distributing independent hardware type video memory space in the present embodiment, be used for the view data of each figure layer of buffer memory, to obtain view data processing power fast.The space of video memory described in the present embodiment comprises: ultrasonic figure layer video memory space is used for the ultrasonic view data of scheming layer 20 of buffer memory; Application drawing layer video memory space is used for the view data of buffer memory application drawing layer 21; Cursor figure layer video memory space is used for the view data of buffer memory cursor figure layer 22.
Wherein, in the present embodiment, the system bus of medical diagnosis appearance comprises: 32 address bus, 8 data bus and other control line from CPU and FPGA.Said cursor figure layer video memory space is arranged in the internal storage of FPGA, and size is 4KB, and this space directly links to each other with data bus with address bus, and CPU can directly conduct interviews to it; Said application drawing layer video memory space is arranged at one independently on the SRAM (Static RAM, SRAM), and said SRAM is mounted on the system bus through 19 bit address lines and 8 position datawires, and size is 524KB; Said ultrasonic figure layer video memory space is arranged at one independently on the SRAM, and said SRAM is mounted on the system bus through 18 bit address lines and 8 position datawires, and size is 262KB.Preferably; Said ultrasonic figure layer video memory space can also increase another one high capacity DDR SDRAM (Double Data Rate SDRAM; The Double Data Rate synchronous DRAM) is mounted on the system bus through an other FPGA; Said DDR SDRAM is used to store 512 * 512 ultrasonic image of 8 of 256 frames, under diasonograph cineloop state, using.
In this step; Said FPGA with the image data storage of said ultrasonic figure layer 20 in ultrasonic figure layer of video memory space; With the image data storage of said application drawing layer 21 in application drawing layer video memory space, with the image data storage of said cursor figure layer 22 in cursor figure layer video memory space.
203, said FPGA reads the view data of said each figure layer from said each corresponding video memory space of figure layer.
In this step, said FPGA reads the view data of said each figure layer from said each corresponding video memory space of figure layer.
204, said FPGA is filled into the view data of the figure layer that priority is the highest on each pixel of viewing area on each pixel of said viewing area, thereby produces composograph.
The front is mentioned; The priority of said cursor figure layer 22 is higher than the priority of said application drawing layer 21, and the priority of said application drawing layer 21 is higher than the priority of said ultrasonic figure layer 20, therefore when producing composograph; The figure layer that priority is high can be shown on the low figure layer of priority; Be said cursor figure layer 22 in the superiors, said application drawing layer 21 is at the second layer, said ultrasonic figure layer 20 is at the bottom.
In this step, said FPGA is filled into the view data of the figure layer that priority is the highest on each pixel of viewing area 23 on each pixel of said viewing area 23, is 800 * 600 composographs thereby on said viewing area 23, produce pixel.Here the composograph of mentioning is the wherein frame in the medical diagnosis appearance real-time imaging.
The detailed process of above-mentioned generation one frame composograph sees also Fig. 2-c, comprises step:
2041, the generation flow process of beginning N frame composograph;
2042, the pixel address of initialization viewing area 23 is 0;
2043, judge that whether the current pixel address is that the pixel value of effective indication range and cursor figure layer 22 of cursor figure layer 22 is greater than 0; If, then glazing layer 22 the pixel of marking on a map in current pixel address is filled into said current pixel address, and execution in step 2046; If not, execution in step 2044 then;
2044, judge that whether the current pixel address is that the pixel value of effective indication range and application drawing layer 21 of application drawing layer 21 is greater than 0; If then the pixel with application drawing layer 21 on the current pixel address is filled into said current pixel address, and execution in step 2046; If not, execution in step 2045 then;
2045, the pixel with ultrasonic figure layer 20 on the current pixel address is filled into said current pixel address, and execution in step 2046;
2046, with+1 be added to viewing area 23 pixel address;
2047, judge whether said pixel address is last pixel address of viewing area, if, then carry out the generation flow process of next frame composograph, if not, then execution in step 2042.
Wherein, be 800 * 600 viewing area for resolution, the scope of its pixel address is 0 to 479999 (decimal system).In addition, the described method of present embodiment can also extend to the situation of having only two figure layers, and the situation of figure layer more than three is perhaps arranged, and repeats no more here.
205, said FPGA converts said composograph the data stream of corresponding form to according to the type of display interface, and exports said data stream.
The type of the display interface of general medicine diagnostic equipment has three kinds; Be respectively VGA (Video Graphics Array; Video Graphics Array), LVDS (Low-Voltage Differential Signaling, Low Voltage Differential Signal) and TV Video (TV Field signal).VGA, LVDS are consistent on sequential, and just VGA is the simulating signal output that parallel digital signal obtains after digital-to-analog conversion, and LVDS is the digital signal output of serial.In the present embodiment, according to 800 * 600 resolution of viewing area 23, specifying frame frequency is the output timing of 72Hz, in FPGA, removes to generate each frame according to the requirement of 72Hz frame frequency, forms the data stream of 72Hz, and with this output timing output stream.Because the output timing of TV Video display frame frequency and said 72Hz is also inconsistent, thus need be converted into the video data stream that TV Video specifies frame frequency to the VGA data stream of 72Hz, and export said video data stream.In the present embodiment, support the conversion of NTSC (National Television Standards Committee, NTSC), two kinds of TV Video of PAL (PAL system) display format.
In the present embodiment; Through independently video memory space being set for each figure layer; And use PLD to implement the view data of each figure layer is obtained and stored, reads, produce composograph according to the view data of each the figure layer that is read and the priority of each figure layer at last.Can bear the image display process work of being responsible for by CPU originally in the medical diagnosis appearance, therefore can after guaranteeing compatibility of apparatus, improve the response efficiency of application programs.
Third embodiment of the invention will be elaborated to a kind of image display, comprise one or more steps that one or more modules are used to realize preceding method in the said equipment.Therefore, the description to each step in the preceding method is applicable to corresponding module in the said equipment.The concrete structure of said equipment sees also Fig. 3, comprising:
Image data acquisition module 301 is used to obtain the corresponding view data of each figure layer.
According to the description of background technology, comprise a plurality of figure layers that are used to synthesize in the synthetic display technique of multi-layer image.In the present embodiment, said each figure layer comprises at least: ultrasonic figure layer, application drawing layer and cursor figure layer, the resolution of each figure layer is not done concrete the qualification here.Said three figure layers will be used for composograph of stack generation in the viewing area, and the resolution of said viewing area can be identical with the figure layer of resolution maximum, also can be inequality with said figure layer.
In addition; For the ways of producing correct composograph; Need be each figure layer definition priority; Each pixel will be filled by the view data of the figure layer that priority is the highest on said each pixel on the said viewing area, so just can guarantee that the high figure layer of priority can be shown on the low figure layer of priority.In the described equipment of present embodiment, the priority that defines said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer.
Said image data acquisition module 301 is obtained the corresponding view data of each figure layer, each data source of scheming the view data of layer is not specifically limited here.
Image data storage module 302 is connected with 301 communications of said image data acquisition module, is used for said each figure layer the image data storage video memory space in correspondence.
According to the description of background technology, will be said each figure layer distributing independent hardware type video memory space in the present embodiment, be used for the view data of each figure layer of buffer memory, to obtain view data processing power fast.
Said image data storage module 302 with image data storage of said each figure layer in the video memory space of correspondence.Concrete setting to said video memory space does not here limit.
View data read module 303 is connected with said image data storage module 302 communications, is used for reading from said each corresponding video memory space of figure layer the view data of said each figure layer.
Before beginning to produce composograph, said view data read module 303 need read the view data of each figure layer from described video memory space, owing to be the said view data of independent video memory space buffer memory that adopts hardware type, therefore can improve reading speed.
Said view data read module 303 reads the view data of said each figure layer from said each corresponding video memory space of figure layer.
Composograph generation module 304 is connected with said view data read module 303 communications, is used for producing composograph according to the view data of said each figure layer and the priority of said each figure layer.
The front is mentioned; The priority of said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer, therefore when producing composograph; The figure layer that priority is high can be shown on the low figure layer of priority; Be said cursor figure layer in the superiors, said application drawing layer is at the second layer, said ultrasonic figure layer is at the bottom.
Said composograph generation module 304 produces composograph according to the view data of said each figure layer and the priority of said each figure layer.
Wherein, the described method of present embodiment can also extend to the situation of having only two figure layers, and the situation of figure layer more than three is perhaps arranged, and repeats no more here.
In the present embodiment; Through independently video memory space being set for each figure layer; And using image data acquisition module 301, image data storage module 302 and the view data read module 303 of PLD to implement the view data of each figure layer is obtained and stored, reads, last composograph generation module 304 produces composograph according to the view data of each the figure layer that is read and the priority of each figure layer.Can bear the image display process work of being responsible for by CPU originally in the medical diagnosis appearance, therefore can after guaranteeing compatibility of apparatus, improve the response efficiency of application programs.
The row supplementary notes comprised one or more steps that one or more modules are used to realize preceding method when fourth embodiment of the invention will be to the described image display of the 3rd embodiment in the said equipment.Therefore, the description to each step in the preceding method is applicable to corresponding module in the said equipment.The concrete structure of said equipment sees also Fig. 4, comprising:
Image data acquisition module 401 is used to obtain the corresponding view data of each figure layer.
Said image data acquisition module 401 further comprises: ultrasound image data receives submodule 4011, is used to receive said ultrasonic figure layer the view data that the ultrasonic Treatment front end sends; Application image Data Receiving submodule 4012 is used for the view data of the said application drawing layer that receiving processor CPU sends; Cursor glyph Data Receiving submodule 4013 is used for the view data of the said cursor figure layer that receiving processor CPU sends.
According to the description of background technology, comprise a plurality of figure layers that are used to synthesize in the synthetic display technique of multi-layer image.In the present embodiment, said each figure layer comprises at least: ultrasonic figure layer, application drawing layer and cursor figure layer.Said three figure layers will be used for composograph of stack generation in the viewing area, and the resolution of said viewing area is by the max pixel value decision of each figure layer.The detailed description of each figure layer sees also the relevant record in the second embodiment of the invention step 201, repeats no more here.
In addition; For the ways of producing correct composograph; Need be each figure layer definition priority; Each pixel will be filled by the view data of the figure layer that priority is the highest on said each pixel on the said viewing area, so just can guarantee that the high figure layer of priority can be shown on the low figure layer of priority.The priority that defines said cursor figure layer here is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer.
Image data storage module 402 is connected with 401 communications of said image data acquisition module, is used for said each figure layer the image data storage video memory space in correspondence.
Said image data storage module 402 further comprises: ultrasound image data sub module stored 4021 is used for the said ultrasonic image data storage of scheming layer in ultrasonic figure layer video memory space; Application image data storage submodule 4022 is used for image data storage with said application drawing layer in application drawing layer video memory space; Cursor glyph data storage submodule 4023 is used for image data storage with said cursor figure layer in cursor figure layer video memory space.
According to the description of background technology, will be said each figure layer distributing independent hardware type video memory space in the present embodiment, be used for the view data of each figure layer of buffer memory, to obtain view data processing power fast.The space of video memory described in the present embodiment comprises: ultrasonic figure layer video memory space is used for the ultrasonic figure of buffer memory layer view data; Application drawing layer video memory space is used for the view data of buffer memory application drawing layer; Cursor figure layer video memory space is used for the view data of buffer memory cursor figure layer.Detailed description for the video memory space sees also the relevant record in the second embodiment of the invention step 202, repeats no more here.
View data read module 403 is connected with said image data storage module 402 communications, is used for reading from said each corresponding video memory space of figure layer the view data of said each figure layer.
Said view data read module 403 reads the view data of said each figure layer from said each corresponding video memory space of figure layer.
Said composograph generation module 404 further comprises: composograph produces submodule 4041; Be used for the view data of the figure layer that priority is the highest on each pixel of viewing area is filled into each pixel of said viewing area, thereby produce composograph.
The front is mentioned; The priority of said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer, therefore when producing composograph; The figure layer that priority is high can be shown on the low figure layer of priority; Be said cursor figure layer in the superiors, said application drawing layer is at the second layer, said ultrasonic figure layer is at the bottom.
Here the composograph of mentioning is the wherein frame in the medical diagnosis appearance real-time imaging.
The detailed process that produces a frame composograph sees also the relevant record in the second embodiment of the invention step 204, repeats no more here.
Data stream modular converter 405 is connected with said composograph generation module 404 communications, is used for according to the type of display interface said composograph being converted to the data stream of corresponding form.
The type of the display interface of general medicine diagnostic equipment has three kinds, is respectively VGA, LVDS and TVVideo.VGA, LVDS are consistent on sequential, and just VGA is the simulating signal output that parallel digital signal obtains after digital-to-analog conversion, and LVDS is the digital signal output of serial.TV Video is the TV signal of specific standard, can carry out frame-rate conversion through the VGA digital signal and obtain.Said data stream modular converter 405 converts the composograph of said each frame to the data stream of corresponding form.
Data stream output module 406 is connected with said data stream modular converter 405 communications, is used to export said data stream.
Said data stream output module 406 outputs to the data stream that said data stream modular converter 405 is converted to the form of corresponding display interface on the display device.
In the present embodiment; Through independently video memory space being set for each figure layer; And using image data acquisition module 401, image data storage module 402 and the view data read module 403 of PLD to implement the view data of each figure layer is obtained and stored, reads, last composograph generation module 404 produces composograph according to the view data of each the figure layer that is read and the priority of each figure layer.Can bear the image display process work of being responsible for by CPU originally in the medical diagnosis appearance, therefore can after guaranteeing compatibility of apparatus, improve the response efficiency of application programs.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method and can control relevant hardware completion through the hardware programming program; Described hardware programming program can be stored in a kind of computer-readable recording medium; The above-mentioned storage medium of mentioning can be a ROM (read-only memory), disk or CD etc.
More than a kind of method for displaying image provided by the present invention and equipment have been carried out detailed introduction; For one of ordinary skill in the art; Thought according to the embodiment of the invention; The part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. a method for displaying image is characterized in that, comprising:
Obtain the corresponding view data of each figure layer; Said each figure layer comprises at least: ultrasonic figure layer, application drawing layer and cursor figure layer; The priority of said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer;
With image data storage of said each figure layer in the video memory space of correspondence;
Read the view data of said each figure layer from said each corresponding video memory space of figure layer;
Produce composograph according to the view data of said each figure layer and the priority of said each figure layer.
2. method according to claim 1 is characterized in that, the priority of said view data and said each figure layer according to said each figure layer produces composograph and comprises:
The view data of the figure layer that priority is the highest on each pixel of viewing area is filled on each pixel of said viewing area, thereby produces composograph.
3. method according to claim 1 and 2 is characterized in that, the said corresponding view data of each figure layer of obtaining comprises:
Receive said ultrasonic figure layer the view data that the ultrasonic Treatment front end sends;
The view data of the said application drawing layer that receiving processor CPU sends and the view data of said cursor figure layer.
4. method according to claim 3 is characterized in that, said image data storage with said each figure layer comprises in the video memory space of correspondence:
With the image data storage of said ultrasonic figure layer in ultrasonic figure layer of video memory space;
With the image data storage of said application drawing layer in application drawing layer video memory space;
With the image data storage of said cursor figure layer in cursor figure layer video memory space.
5. method according to claim 1 and 2 is characterized in that, the priority of said view data and said each figure layer according to said each figure layer further comprises after producing composograph:
Type according to display interface converts said composograph the data stream of corresponding form to, and exports said data stream.
6. an image display is characterized in that, comprising:
The image data acquisition module; Be used to obtain the corresponding view data of each figure layer; Said each figure layer comprises at least: ultrasonic figure layer, application drawing layer and cursor figure layer; The priority of said cursor figure layer is higher than the priority of said application drawing layer, and the priority of said application drawing layer is higher than the priority of said ultrasonic figure layer;
The image data storage module is used for the image data storage of said each the figure layer video memory space in correspondence;
The view data read module is used for reading the said view data of respectively scheming layer from the corresponding video memory space of said respectively figure layer;
The composograph generation module is used for producing composograph according to the view data of said each figure layer and the priority of said each figure layer.
7. equipment according to claim 6 is characterized in that, said composograph generation module further comprises:
Composograph produces submodule, is used for the view data of the figure layer that priority is the highest on each pixel of viewing area is filled into each pixel of said viewing area, thereby produces composograph.
8. according to claim 6 or 7 described equipment, it is characterized in that said image data acquisition module further comprises:
Ultrasound image data receives submodule, is used to receive said ultrasonic figure layer the view data that the ultrasonic Treatment front end sends;
Application image Data Receiving submodule is used for the view data of the said application drawing layer that receiving processor CPU sends;
Cursor glyph Data Receiving submodule is used for the view data of the said cursor figure layer that receiving processor CPU sends.
9. equipment according to claim 8 is characterized in that, said image data storage module further comprises:
The ultrasound image data sub module stored is used for the said ultrasonic image data storage of scheming layer in ultrasonic figure layer video memory space;
Application image data storage submodule is used for image data storage with said application drawing layer in application drawing layer video memory space;
Cursor glyph data storage submodule is used for image data storage with said cursor figure layer in cursor figure layer video memory space.
10. according to claim 6 or 7 said equipment, it is characterized in that said equipment further comprises:
The data stream modular converter is used for according to the type of display interface said composograph being converted to the data stream of corresponding form; The data stream output module is used to export said data stream.
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| CN201210106657.7A CN102708280B (en) | 2012-04-12 | 2012-04-12 | A kind of method for displaying image and equipment |
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| CN201210106657.7A CN102708280B (en) | 2012-04-12 | 2012-04-12 | A kind of method for displaying image and equipment |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104951264A (en) * | 2014-03-27 | 2015-09-30 | 株式会社理光 | Information processing device and information processing method |
| CN103686304B (en) * | 2013-12-09 | 2017-02-01 | 华为技术有限公司 | Method, device and terminal device for layer composition |
| CN107481190A (en) * | 2017-07-04 | 2017-12-15 | 腾讯科技（深圳）有限公司 | A kind of image processing method and device |
| CN108124195A (en) * | 2017-12-27 | 2018-06-05 | 山东师范大学 | A kind of multi-layer image compounding method, device and display system |
| CN108885775A (en) * | 2016-04-05 | 2018-11-23 | 华为技术有限公司 | A kind of display methods and terminal |
| CN112957068A (en) * | 2021-01-29 | 2021-06-15 | 青岛海信医疗设备股份有限公司 | Ultrasonic signal processing method and terminal equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102184720A (en) * | 2010-06-22 | 2011-09-14 | 上海盈方微电子有限公司 | A method and a device for image composition display of multi-layer and multi-format input |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102184720A (en) * | 2010-06-22 | 2011-09-14 | 上海盈方微电子有限公司 | A method and a device for image composition display of multi-layer and multi-format input |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686304B (en) * | 2013-12-09 | 2017-02-01 | 华为技术有限公司 | Method, device and terminal device for layer composition |
| CN104951264A (en) * | 2014-03-27 | 2015-09-30 | 株式会社理光 | Information processing device and information processing method |
| CN108885775A (en) * | 2016-04-05 | 2018-11-23 | 华为技术有限公司 | A kind of display methods and terminal |
| CN108885775B (en) * | 2016-04-05 | 2019-11-29 | 华为技术有限公司 | A kind of display methods and terminal |
| CN107481190A (en) * | 2017-07-04 | 2017-12-15 | 腾讯科技（深圳）有限公司 | A kind of image processing method and device |
| CN108124195A (en) * | 2017-12-27 | 2018-06-05 | 山东师范大学 | A kind of multi-layer image compounding method, device and display system |
| CN112957068A (en) * | 2021-01-29 | 2021-06-15 | 青岛海信医疗设备股份有限公司 | Ultrasonic signal processing method and terminal equipment |
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| CN102708280B (en) | 2015-09-23 |
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