CN109218823A - The picture quality hierarchical transmission methods, devices and systems of wearable display - Google Patents
The picture quality hierarchical transmission methods, devices and systems of wearable display Download PDFInfo
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- CN109218823A CN109218823A CN201811077233.6A CN201811077233A CN109218823A CN 109218823 A CN109218823 A CN 109218823A CN 201811077233 A CN201811077233 A CN 201811077233A CN 109218823 A CN109218823 A CN 109218823A
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- eyeball
- image
- user
- picture quality
- wearable display
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 36
- 210000005252 bulbus oculi Anatomy 0.000 claims abstract description 73
- 230000008859 change Effects 0.000 claims abstract description 5
- 206010025421 Macule Diseases 0.000 claims description 11
- 210000001508 eye Anatomy 0.000 claims description 6
- 230000004424 eye movement Effects 0.000 claims description 2
- 230000000007 visual effect Effects 0.000 abstract description 4
- 230000006870 function Effects 0.000 description 13
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 230000004256 retinal image Effects 0.000 description 1
Classifications
-
- 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
- G06F3/013—Eye tracking input arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Social Psychology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The present invention relates to a kind of picture quality hierarchical transmission methods, devices and systems of wearable display, described includes: a, by continuous snap capture user or so eyeball image；B, in eyeball image captured by analysis eyeball angles variation；C, region is directed toward by eyeball and determines active user institute watching area；D, to the image of user's watching area transmission high quality, low-quality image drops in other area transmissions；E, step a is returned to when eyeball angles change.The present invention saves transmission bandwidth, while not generating visual impact to user, all alleviates pressure to calculated performance and transmission channel.
Description
Technical field
The present invention relates to retinal images transmission technologys, and in particular to a kind of picture quality classification of wearable display
Transmission method, device and system.
Background technique
With the development of science and technology, people no longer meet the mobile intelligent terminal of hand-held, such as mobile phone, tablet computer, into
And many wearable smart machines are developed, such as smartwatch, intelligent glasses, it can be by data projection to eyes of user
On the display of top, to realize a kind of wearable overhead intelligent terminal, it have display, camera shooting, data processing and on
The functions such as biography, downloading, theoretically may be implemented any function of intelligent terminal.
But human eye retina's resolution ratio is uneven, and macular area just has high-resolution, and it is low to be left regional resolution, and can wear
Wearing formula (VR) display whole visual field is all highest resolution, all brings unnecessary pressure to calculated performance and transmission channel
Power.
Summary of the invention
To be overcome the problems, such as present in the relevant technologies at least to a certain extent, the object of the present invention is to provide one kind to wear
The picture quality hierarchical transmission methods, devices and systems of head mounted displays, the present invention save transmission bandwidth, while not producing to user
Raw visual impact.
The purpose of the present invention is adopt the following technical solutions realization:
The present invention provides a kind of subregion picture quality hierarchical transmission method of wearable display, and improvements exist
In the method includes the following steps:
A, user or so eyeball image is captured by continuous snap；
B, in eyeball image captured by analysis eyeball angles variation；
C, region is directed toward by eyeball and determines active user institute watching area；
D, to the image of user's watching area transmission high quality, low-quality image drops in other area transmissions；
E, step a is returned to when eyeball angles change.
Further, in the step d, the region for transmitting high quality graphic is greater than macula retinae region and passes through eyeball
The mode specific aim of motion prediction determines the range in transmitting high quality graphic region.
The present invention also provides the devices of a kind of subregion picture quality hierarchical transmission method of wearable display, change
It is into place, described device includes:
Eyeball photo acquiring unit: for continuous snap capture user or so eyeball image；
Analytical unit: for analyzing the variation of eyeball angles in captured eyeball image；
Eyeball is directed toward determination unit: for determining macula retinae region corresponding region；
User's watching area determination unit: for determining that active user is watched attentively by macula retinae area corresponding region
Region；
Transmission unit: for the image to user's watching area transmission high quality, low-quality figure drops in other area transmissions
Picture.
Further, the eyeball photo acquiring unit is realized by camera or detector.
Further, the analytical unit is realized by providing image source and handling the host computer of image.
Further, described device further includes display equipment for displaying images.
Further, the display equipment is display screen or head-mounted display.
Further, when being applied to head-mounted display, the camera is fixed on head-mounted display, before being located at eyes
Top, front lower place or outside.
The present invention also provides a kind of subregion picture quality hierarchical transmission system of wearable display, improvements
It is, the system comprises the devices of the subregion picture quality hierarchical transmission method of wearable display described above.
In order to which some aspects of the embodiment to disclosure have a basic understanding, simple summary is shown below.It should
Summarized section is not extensive overview, nor to determine key/critical component or describe the protection scope of these embodiments.
Its sole purpose is that some concepts are presented with simple form, in this, as the preamble of following detailed description.
Compared with the immediate prior art, the excellent effect that technical solution provided by the invention has is:
The picture quality hierarchical transmission methods, devices and systems of wearable display provided by the invention, pass through capture
Eyeball angles；Show that active user institute watching area, watching area transmit highest resolution, other areas by tracking eyeball angles
Low-quality image is transmitted in domain, and the present invention saves transmission bandwidth, while not generating visual impact to user, to calculated performance and biography
Defeated channel all alleviates pressure.
For the above and related purposes, one or more embodiments include being particularly described below and in claim
In the feature that particularly points out.Certain illustrative aspects are described in detail in the following description and the annexed drawings, and its instruction is only
Some modes in the utilizable various modes of the principle of each embodiment.Other benefits and novel features will be under
The detailed description in face is considered in conjunction with the accompanying and becomes obvious, the disclosed embodiments be all such aspects to be included and they
Be equal.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Fig. 1 is the subregion picture quality classification of the wearable display of specific first preferred embodiment provided by the invention
The flow chart of transmission method；
Fig. 2 is the subregion picture quality classification of the wearable display of specific second preferred embodiment provided by the invention
The flow chart of transmission method；
Fig. 3 is the subregion picture quality classification of the wearable display of specific third preferred embodiment provided by the invention
The flow chart of transmission method；
Fig. 4 is the subregion picture quality classification of the wearable display of specific 4th preferred embodiment provided by the invention
The structural schematic diagram of transmitting device；
Fig. 5 is the subregion picture quality classification of the wearable display of specific 5th preferred embodiment provided by the invention
The structural schematic diagram of transmitting device；
Fig. 6 is the subregion picture quality classification of the wearable display of specific 6th preferred embodiment provided by the invention
The structural schematic diagram of transmitting device；
Fig. 7 is the system structure diagram of specific 7th preferred embodiment provided by the invention.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Practice them.Other embodiments may include structure, logic, it is electrical, process and other change.Embodiment
Only represent possible variation.Unless explicitly requested, otherwise individual component and function are optional, and the sequence operated can be with
Variation.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair
The range of bright embodiment includes equivalent obtained by the entire scope of claims and all of claims
Object.Herein, these embodiments of the invention can individually or generally be indicated that this is only with term " invention "
For convenience, and if in fact disclosing the invention more than one, the range for being not meant to automatically limit the application is to appoint
What single invention or inventive concept.
The present invention can be implemented in a variety of manners.For example, the system that the present invention describes may include such as smart phone,
Laptop, PAD (tablet computer), intelligent integrated machine etc..Hereinafter it is assumed that system is intelligent integrated machine.
First preferred embodiment:
As shown in Figure 1, the subregion area image of the wearable display for specific first preferred embodiment provided by the invention
The flow chart of quality grading transmission method, includes the following steps:
S101, user or so eyeball image is captured by continuous snap；
Specifically, continuous snap has been the function that various camera shooting terminals or the terminal with photographic device have now,
Or realize do not explain in detail specifically how long interior bat one is only snap again by detector.
The variation of eyeball angles in eyeball image captured by S102, analysis；
S103, active user institute watching area is determined by eyeball direction region；
Low-quality image drops in S104, the image that high quality is transmitted to user's watching area, other area transmissions；High quality
Can be described as follows with low-quality image: under the scene of most common image block compression, high quality is taken in high quality region
The compression algorithm of low quality low bit- rate is then taken in the compression algorithm of high code rate, other regions, to further save bandwidth, except compression
Outside algorithm, high quality region be can be used compared with high image resolution, color and refresh rate, other regions can accordingly reduce.
Second preferred embodiment:
As shown in Fig. 2, the subregion area image of the wearable display for specific second preferred embodiment provided by the invention
The flow chart of quality grading transmission method, includes the following steps:
S201, user or so eyeball image is captured by continuous snap；
Specifically, continuous snap has been the function that various camera shooting terminals or the terminal with photographic device have now,
Or realize do not explain in detail specifically how long interior bat one is only snap again by detector.
The variation of eyeball angles in eyeball image captured by S202, analysis；
S203, active user institute watching area is determined by eyeball direction region；
Low-quality image drops in S204, the image that high quality is transmitted to user's watching area, other area transmissions；
Specifically, the image of high quality refers to high-resolution, larger color depth, preferred compression quality and larger frame per second
Image.
S205, eyeball angles return to step S201 when changing.
Third preferred embodiment:
As shown in figure 3, the subregion area image of the wearable display for specific third preferred embodiment provided by the invention
The flow chart of quality grading transmission method, includes the following steps:
S301, user or so eyeball image is captured by continuous snap；
The variation of eyeball angles in eyeball image captured by S302, analysis；
Specifically, continuous snap has been the function that various camera shooting terminals or the terminal with photographic device have now,
Or realize do not explain in detail specifically how long interior bat one is only snap again by detector.
S303, active user institute watching area is determined by eyeball direction region；
Low-quality image drops in S304, the image that high quality is transmitted to user's watching area, other area transmissions；
Specifically, the image of high quality refers to high-resolution, larger color depth, preferred compression quality and larger frame per second
Image.
S305, eyeball angles return to step S301 when changing；
S306, the region for transmitting high quality graphic are greater than macula retinae region and the needle in such a way that eye movement is predicted
The range in transmitting high quality graphic region is determined to property.
4th preferred embodiment:
As shown in figure 4, a kind of subregion of wearable display for specific 4th preferred embodiment provided by the invention
Picture quality hierarchical transmission device, device include: eyeball photo acquiring unit 10, analytical unit 20, macular region determination unit
30, user's watching area determination unit 40 and transmission unit 50；
Specifically, eyeball photo acquiring unit 10: for continuous snap capture user or so eyeball image；
Analytical unit 20: for analyzing the variation of eyeball angles in captured eyeball image；
Macular region determination unit 30: for determining macula retinae region corresponding region；
User's watching area determination unit 40: for determining that active user is infused by macula retinae area corresponding region
Viewed area；
Transmission unit 50: for the image to user's watching area transmission high quality, other area transmissions drop is low-quality
Image.
5th preferred embodiment:
As shown in figure 5, a kind of subregion of wearable display for specific 5th preferred embodiment provided by the invention
Picture quality hierarchical transmission device, including eyeball photo acquiring unit 10, analytical unit 20, macular region determination unit 30, use
Family watching area determination unit 40 and transmission unit 50；
Specifically, eyeball photo acquiring unit 10: for continuous snap capture user or so eyeball image；
More specifically, the eyeball photo acquiring unit 10 is realized by camera 101.
Continuous snap has been present various camera shooting terminals or the function that the terminal with photographic device has, or by detecting
Device realizes do not explain in detail specifically how long interior bat one is only snap again.
Analytical unit 20: for analyzing the variation of eyeball angles in captured eyeball image；
Specifically, analytical unit 20 is realized by providing image source and handling the host computer of image.
Eyeball is directed toward determination unit 30: for determining that eyeball is directed toward corresponding region；
User's watching area determination unit 40: for determining that active user is infused by macula retinae area corresponding region
Viewed area；
Transmission unit 50: for the image to user's watching area transmission high quality, other area transmissions drop is low-quality
Image.
6th preferred embodiment:
As shown in fig. 6, a kind of subregion of wearable display for specific 6th preferred embodiment provided by the invention
Picture quality hierarchical transmission device, including eyeball photo acquiring unit 10, analytical unit 20, macular region determination unit 30, use
Family watching area determination unit 40 and transmission unit 50；
Specifically, eyeball photo acquiring unit 10: for continuous snap capture user or so eyeball image；
More specifically, the eyeball photo acquiring unit 10 is realized by detector 102.
Continuous snap has been present various camera shooting terminals or the function that the terminal with photographic device has, or by detecting
Device realizes do not explain in detail specifically how long interior bat one is only snap again.
Analytical unit 20: for analyzing the variation of eyeball angles in captured eyeball image；
Specifically, analytical unit 20 is realized by providing image source and handling the host computer of image.
Eyeball is directed toward determination unit 30: for determining that eyeball is directed toward corresponding region；
User's watching area determination unit 40: for determining that active user is infused by macula retinae area corresponding region
Viewed area；
Transmission unit 50: for the image to user's watching area transmission high quality, other area transmissions drop is low-quality
Image.
Device further includes display equipment 60 for displaying images.
Specifically, the display equipment is display screen or head-mounted display.
More specifically, when being applied to head-mounted display, the camera is fixed on head-mounted display, before being located at eyes
Top, front lower place or outside.
7th preferred embodiment:
As shown in fig. 7, being a kind of system of specific 7th preferred embodiment provided by the invention, including eyeball photo obtains list
Member 10, analytical unit 20, macular region determination unit 30, user's watching area determination unit 40 and transmission unit 50；
Specifically, eyeball photo acquiring unit 10: for continuous snap capture user or so eyeball image；
More specifically, the eyeball photo acquiring unit 10 is realized by detector 102.
Continuous snap has been present various camera shooting terminals or the function that the terminal with photographic device has, or by detecting
Device realizes do not explain in detail specifically how long interior bat one is only snap again.
Analytical unit 20: for analyzing the variation of eyeball angles in captured eyeball image；
Specifically, analytical unit 20 is realized by providing image source and handling the host computer of image.
Eyeball is directed toward determination unit 30: for determining that eyeball is directed toward corresponding region；
User's watching area determination unit 40: for determining that active user is infused by macula retinae area corresponding region
Viewed area；
Transmission unit 50: for the image to user's watching area transmission high quality, other area transmissions drop is low-quality
Image.
System further includes display equipment 60 for displaying images.
Specifically, the display equipment 60 is display screen or head-mounted display.
More specifically, when being applied to head-mounted display, the camera is fixed on head-mounted display, before being located at eyes
Top, front lower place or outside.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments
Unspecified content may refer to the same or similar content in other embodiments.
Any process described otherwise above or method description are construed as in flow chart or herein, and expression includes
It is one or more for realizing specific logical function or process the step of executable instruction code module, segment or portion
Point, and the range of the preferred embodiment of the application includes other realization, wherein can not press shown or discussed suitable
Sequence, including according to related function by it is basic simultaneously in the way of or in the opposite order, to execute function, this should be by the application
Embodiment person of ordinary skill in the field understood.
It should be appreciated that each section of the application can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
It should be understood that the particular order or level of the step of during disclosed are the examples of illustrative methods.Based on setting
Count preference, it should be appreciated that in the process the step of particular order or level can be in the feelings for the protection scope for not departing from the disclosure
It is rearranged under condition.Appended claim to a method is not illustratively sequentially to give the element of various steps, and not
It is to be limited to the particular order or level.
In above-mentioned detailed description, various features are combined together in single embodiment, to simplify the disclosure.No
This published method should be construed to reflect such intention, that is, the embodiment of theme claimed needs clear
The more features of the feature stated in each claim to Chu.On the contrary, that reflected such as appended claims
Sample, the present invention are in the state fewer than whole features of disclosed single embodiment.Therefore, appended claims is special
This is expressly incorporated into detailed description, and wherein each claim is used as alone the individual preferred embodiment of the present invention.
Finally it should be noted that: the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
Invention is explained in detail referring to above-described embodiment for pipe, and those of ordinary skill in the art still can be to this hair
Bright specific embodiment is modified or replaced equivalently, these without departing from spirit and scope of the invention any modification or
Equivalent replacement, within the scope of the claims of the invention pending application.
Claims (9)
1. a kind of subregion picture quality hierarchical transmission method of wearable display, which is characterized in that the method includes
Following step:
A, user or so eyeball image is captured by continuous snap；
B, in eyeball image captured by analysis eyeball angles variation；
C, region is directed toward by eyeball and determines active user institute watching area；
D, to the image of user's watching area transmission high quality, low-quality image drops in other area transmissions；
E, step a is returned to when eyeball angles change.
2. the method as described in claim 1, which is characterized in that in the step d, the region for transmitting high quality graphic is greater than view
Nethike embrane macular region and the determining range for transmitting high quality graphic region of specific aim in such a way that eye movement is predicted.
3. a kind of device of the subregion picture quality hierarchical transmission method of wearable display as described in claim 1,
It is characterized in that, described device includes:
Eyeball photo acquiring unit: for continuous snap capture user or so eyeball image；
Analytical unit: for analyzing the variation of eyeball angles in captured eyeball image；
Eyeball is directed toward determination unit: for determining macula retinae region corresponding region；
User's watching area determination unit: for determining active user institute field of regard by macula retinae area corresponding region
Domain；
Transmission unit: for the image to user's watching area transmission high quality, low-quality image drops in other area transmissions.
4. the device of the subregion picture quality hierarchical transmission method of wearable display as claimed in claim 3, special
Sign is that the eyeball photo acquiring unit is realized by camera or detector.
5. the device of the subregion picture quality hierarchical transmission method of wearable display as claimed in claim 3, special
Sign is that the analytical unit is realized by providing image source and handling the host computer of image.
6. the device of the subregion picture quality hierarchical transmission method of wearable display as claimed in claim 3, special
Sign is that described device further includes display equipment for displaying images.
7. the device of the subregion picture quality hierarchical transmission method of wearable display as claimed in claim 6, special
Sign is that the display equipment is display screen or head-mounted display.
8. the device of the subregion picture quality hierarchical transmission method of wearable display as claimed in claim 7, special
Sign is, when being applied to head-mounted display, the camera is fixed on head-mounted display, is located at eyes front upper place, front lower
Side or outside.
9. a kind of subregion picture quality hierarchical transmission system of wearable display, which is characterized in that the system comprises
The device of the subregion picture quality hierarchical transmission method of wearable display described in any one of described 4-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811077233.6A CN109218823A (en) | 2018-09-15 | 2018-09-15 | The picture quality hierarchical transmission methods, devices and systems of wearable display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811077233.6A CN109218823A (en) | 2018-09-15 | 2018-09-15 | The picture quality hierarchical transmission methods, devices and systems of wearable display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109218823A true CN109218823A (en) | 2019-01-15 |
Family
ID=64983625
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811077233.6A Withdrawn CN109218823A (en) | 2018-09-15 | 2018-09-15 | The picture quality hierarchical transmission methods, devices and systems of wearable display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109218823A (en) |
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2018
- 2018-09-15 CN CN201811077233.6A patent/CN109218823A/en not_active Withdrawn
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