CN109005372A - A kind of diversiform data video frame multiple coding method - Google Patents
A kind of diversiform data video frame multiple coding method Download PDFInfo
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- CN109005372A CN109005372A CN201810904922.3A CN201810904922A CN109005372A CN 109005372 A CN109005372 A CN 109005372A CN 201810904922 A CN201810904922 A CN 201810904922A CN 109005372 A CN109005372 A CN 109005372A
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- video frame
- data field
- valid data
- video
- coding method
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
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Abstract
The invention discloses a kind of diversiform data video frame multiple coding methods, the different types of valid data field N of a complete video frame being used 1 respectively ... and invalid data composition；Valid data field 1 is from the i-th 1 column, the j1 start of line, i1=0 ... n1, j1=0 ... m1；Valid data field 2 is spaced i2 column, and j2 row starts, and i2=i1+x1+n2, j2=0 ... m2, xn are the columns of valid data field N, and so on until n-th valid data field, form the video frame of a completion.The beneficial effects of the present invention are: 1, the existing thermal imaging movement module of solution needs multiple hardwares interface that could export visible light video and heat radiation video simultaneously, reduces pio chip multichannel and export PIN foot number, save chip design cost；2, solve the problems, such as that back-end chip single channel can not the two or more data fields types of multichannel input；Reduce the design complexities of back-end system；3, compatible BT.1120, BT656/BT601 input timing meet system and maximize compatibling problem.
Description
Technical field
The present invention relates to a kind of coding method, specifically a kind of diversiform data video frame multiple coding method.
Background technique
Thermal infrared imaging camera is imaged using the infrared waves for receiving extraneous things, is higher than absolute zero in nature
The object of degree can all issue infrared waves, and thermal imaging camera receives infra-red radiation imaging, so not by day and night
It influences.
1, thermal infrared imaging camera mould group provides multiple types video datas according to the difference of backend application system, such as red
Outer thermal imaging video (visible light video generated conducive to heat radiation principle) signal；Infrared emanation video (is mainly used for thermometric)
Signal.
2, infrared thermal imaging video generally uses BT1120 or BT656 digital interface to export, and infrared emanation video uses
The output of serial or parallel producer self defined interface.So that infrared thermal imaging video and the definition of infrared emanation video hardware interface are not
Together, time sequence definition is not also identical.
There are following problems for traditional mould group output interface:
1, infrared thermal imaging mould group processing chip needs to design multiple pins to export multiple digital visual interfaces, realizes such as
It is exported while visible light video and heat radiation video, increases front and back ends chip cost.
2, the processing chip of infrared thermal imaging mould group can only switch output under single face mode, reduce whole system
Ease for use.
3, the digital video of multichannel different types is incompatible using various interface protocols, increases setting for back-end system
Count complexity.
Summary of the invention
The purpose of the present invention is to provide a kind of diversiform data video frame multiple coding methods, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme:
A kind of diversiform data video frame multiple coding method, N different type of a complete video frame being used 1 respectively ...
Valid data field and invalid data composition；Valid data field 1 is from the i-th 1 column, the j1 start of line, i1=0 ... n1, j1=0 ... m1；
Valid data field 2 is spaced i2 column, and j2 row starts, and i2=i1+x1+n2, j2=0 ... m2, xn are the columns of valid data field N, according to
It is secondary to analogize the video frame that a completion is formed until n-th valid data field.
As further technical solution of the present invention: the n1 is equal to arbitrary number, n1 < X- (x1+x2 ...+xn) column, and X is
Total columns.
As further technical solution of the present invention: the m1 is equal to arbitrary number, and m1 < Y-y1, Y are total line number, yn
For the line number of valid data field N.
As further technical solution of the present invention: the n2 is equal to arbitrary number, n2 < X- (x1+x2 ...+xn+n1).
As further technical solution of the present invention: the m2 is equal to arbitrary number, m2 < Y-y2.
Compared with prior art, the beneficial effects of the present invention are: the existing thermal imaging movement module needs of 1, solution are a variety of hard
Part interface could export visible light video and heat radiation video simultaneously, reduce pio chip multichannel and export PIN foot number, save core
Piece design cost；2, solve the problems, such as that back-end chip single channel can not the two or more data fields types of multichannel input；After reduction
The design complexities of end system；3, compatible BT.1120, BT656/BT601 input timing meet system and maximize compatibling problem.
Detailed description of the invention
Fig. 1 is more video frame composition principle figures.
Fig. 2 is existing thermal imaging movement module hardware block diagram.
Fig. 3 is to increase more video frame composite coding module hardware block diagrams.
Fig. 4 is to synchronize more data fields composite coding figures outside based on BT1120.
Fig. 5 is based on synchronizing more data fields composite coding figures in BT1120.
Fig. 6 is existing infrared thermal imaging movement module hardware block diagram.
Fig. 7 is to increase more video frame composite coding module hardware block diagrams.
Fig. 8 is based on the more data fields composite coding figures of BT601.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-8, a kind of diversiform data video frame multiple coding method, first by a complete video frame point
The different types of valid data field N and invalid data composition not with 1 ...；Valid data field 1 is from the i-th 1 column, the j1 start of line, i1=
0 ... n1, n1 are equal to arbitrary number, n1 < X- (x1+x2 ...+xn) column, and X is total columns, j1=0 ... m1；M1 is equal to arbitrary number, and
M1 < Y-y1, Y are total line number, and yn is the line number of valid data field N, and valid data field 2 is spaced i2 column, and j2 row starts, i2=i1+
X1+n2, n2 are equal to arbitrary number, n2 < X- (x1+x2 ...+xn+n1), and j2=0 ... m2, m2 are equal to arbitrary number, and m2 < Y-y2,
Xn is the columns of valid data field N, and so on until n-th valid data field, form the video frame of a completion.
Embodiment 1, video field and heat radiation data composite video frame coding based on BT1120 digital interface: Fig. 2 is existing
There is infrared thermal imaging movement module, it is seen that light video frame and heat radiation data are exported by 2 independent hardware corridors to rear end
Processing module.Rear module is needed through the soft of complexity, and hardware approach could obtain corresponding channel data, as shown in figure 3, increasing
More video frame composite coding modules, coding method through the invention, it will be seen that light video frame and heat radiation video frame are combined into
One video frame.Video requency frame data after again will be compound is encoded into BT1120 normal data and exports to back-end system.This method letter
Change the hardware interface in back-end system, reduces hardware cost.Infrared thermal imaging movement module output visible light video and
Heat radiation data are combined into a video frame, and are encoded into BT1120 video field, output to back-end system carry out image coding or
The processing such as temperature thermometric.It is specific as shown in Figures 4 and 5.
Embodiment 2: video frame and thermal radiation field composite video frame based on BT656/BT601 digital interface encode: Fig. 6 and are
Existing infrared thermal imaging movement module, it is seen that light video frame and heat radiation data are exported to after by 2 independent hardware corridors
Hold processing module.Rear module is needed through the soft of complexity, and hardware approach could obtain corresponding channel data, and Fig. 7 is based on more views
The output of frequency frame composite coding module.By this coding method, it will be seen that light video frame and heat radiation video frame are combined into a view
Frequency frame.Video requency frame data after again will be compound is encoded into BT656/BT601 normal data and exports to back-end system.This method letter
Change the hardware interface in back-end system, reduces hardware cost.The visible light video and hot spoke of thermal imaging movement module output
Penetrate data and be combined into a video frame, and be encoded into BT656/BT601 video field, output to back-end system carry out image coding or
The processing such as temperature thermometric.It is specific as shown in Figure 8.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of diversiform data video frame multiple coding method, which is characterized in that a complete video frame is used 1 respectively ...
The different types of valid data field N and invalid data composition；Valid data field 1 is from the i-th 1 column, the j1 start of line, i1=0 ... n1, j1
=0 ... m1；Valid data field 2 is spaced i2 column, and j2 row starts, and i2=i1+x1+n2, j2=0 ... m2, xn are valid data field N's
Columns, and so on until n-th valid data field, form the video frame of a completion.
2. a kind of diversiform data video frame multiple coding method according to claim 1, which is characterized in that described n1 etc.
In arbitrary number, n1 < X- (x1+x2 ...+xn) column, X is total columns.
3. a kind of diversiform data video frame multiple coding method according to claim 2, which is characterized in that described m1 etc.
In arbitrary number, and m1 < Y-y1, Y are total line number, and yn is the line number of valid data field N.
4. a kind of diversiform data video frame multiple coding method according to claim 2, which is characterized in that described n2 etc.
In arbitrary number, n2 < X- (x1+x2 ...+xn+n1).
5. a kind of diversiform data video frame multiple coding method according to claim 3, which is characterized in that described m2 etc.
In arbitrary number, m2 < Y-y2.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285886A (en) * | 2019-07-08 | 2019-09-27 | 烟台艾睿光电科技有限公司 | A kind of data transmission method and device of infrared machine core |
| CN110827531A (en) * | 2019-11-13 | 2020-02-21 | 烟台艾睿光电科技有限公司 | Data transmission method, device and equipment of infrared movement |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101547348A (en) * | 2009-05-08 | 2009-09-30 | 杭州华三通信技术有限公司 | Video coding and decoding method and video coding and decoding device |
| CN104702862A (en) * | 2014-02-24 | 2015-06-10 | 杭州海康威视数字技术股份有限公司 | Infrared thermal imaging set |
-
2018
- 2018-08-09 CN CN201810904922.3A patent/CN109005372A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101547348A (en) * | 2009-05-08 | 2009-09-30 | 杭州华三通信技术有限公司 | Video coding and decoding method and video coding and decoding device |
| CN104702862A (en) * | 2014-02-24 | 2015-06-10 | 杭州海康威视数字技术股份有限公司 | Infrared thermal imaging set |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285886A (en) * | 2019-07-08 | 2019-09-27 | 烟台艾睿光电科技有限公司 | A kind of data transmission method and device of infrared machine core |
| CN110827531A (en) * | 2019-11-13 | 2020-02-21 | 烟台艾睿光电科技有限公司 | Data transmission method, device and equipment of infrared movement |
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Application publication date: 20181214 |