CN107870360A - Earthquake sedimentary evolution animation producing method and device - Google Patents
Earthquake sedimentary evolution animation producing method and device Download PDFInfo
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Abstract
Disclose a kind of earthquake sedimentary evolution animation producing method and device, this method comprise the following steps：Step 1：According to geological data, chronological change model is built, generates strata slicing body；Step 2：The strata slicing of different geology chronologicals is extracted from strata slicing body, and the strata slicing sampling point picture of different geology chronologicals is formed according to the drawing lines scope of geological data；Step 3：The strata slicing sampling point picture of different geology chronologicals is sequentially generated animation.The advantage of the invention is that stratum age, which is cut into slices, generates animation, it is easy to geological research personnel more clearly to find out the rule of region of variation sedimentary evolution over time using the form of animation, and numerous strata slicings is dynamically shown to the analysis for being more beneficial for sedimentary evolution.
Description
Technical field
The present invention relates to Seismic Sedimentology field, more particularly, to a kind of earthquake sedimentary evolution animation producing method and
Device.
Background technology
Seismic Sedimentology is to study sedimentary rock and its forming process subject using seismic data, and it makes full use of
The transverse resolution of 3D seismic data.Strata slicing technology is the important means of Seismic Sedimentology research.Strata slicing is
Cut into slices by going out a series of aspects along equal proportion interpolation between two isochronic planes to study sedimentary system and deposition phase plane
Spread and the technology of evolution.Zeng Hongliu gives 3 steps for creating strata slicing body：1) chronostratic geometric Framework is built
Model；2) linear interpolation is used, carrys out the approximate real Stratigraphic Time construction of statement to establish a Stratigraphic Time model；3) from three
Amplitude (or other attributes) value corresponding to section when extracting each etc. in chronological change model in seismic data cube is tieed up, generates stratum
Section body.
Strata slicing technology is a big improvement of traditional microtomy, and it considers the plane difference opposite sex of sedimentation rate, than
Isochronous surface and horizon slice (dropping cut slice) more have isochronism.Zeng Hongliu etc. 1996 exists《According to three dimensional seismic data
Carry out the figure that coordinates》One the article pointed out, carries out horizon slice along or parallel to the layer position obtained by tracking seismic event, has more
Actual geological Significance and geophysical significance；Wei Jia etc. 2008 exists《The new approaches and deposition of Seismic Sedimentology-seismic interpretation
The new tool of research》One the article pointed out that any Geologic Time section all represents this stratum time in strata slicing data volume
The seismic response of corresponding geology time surface in model, therefore the research of sedimentary evolution can be carried out using strata slicing.But
Application currently for strata slicing is often static, i.e., carries out geological analysis for a certain strata slicing, be unfavorable for sinking
The analysis that product develops.
Therefore, it is necessary to develop a kind of method of Seismic Sedimentology, the shortcomings that isochronous surface and horizon slice can be overcome,
Earthquake mapping of the deposition characteristicses on depositional plane is simplified, while to be advantageous to the analysis of sedimentary evolution.
The information for being disclosed in background of invention part is merely intended to deepen the reason of the general background technology to the present invention
Solution, and be not construed as recognizing or imply known to those skilled in the art existing of the information structure in any form
Technology.
The content of the invention
The present invention proposes a kind of earthquake sedimentary evolution animation producing method and device, by by different geology chronologicals
The method that section is sequentially generated animation, geology researcher can be more convenient and observe dynamic evolution of the stratum according to the time, more
Add the rule of clearly viewing area sedimentary evolution.
According to an aspect of the invention, it is proposed that a kind of earthquake sedimentary evolution animation producing method, methods described include with
Lower step：
Step 1：According to geological data, chronological change model is built, generates strata slicing body；
Step 2：The strata slicing of different geology chronologicals is extracted from the strata slicing body, and according to the earthquake
The drawing lines scope of data forms the strata slicing sampling point picture of different geology chronologicals；
Step 3：The strata slicing sampling point picture of the different geology chronologicals is sequentially generated animation.
Preferably, the step 1 comprises the following steps：
Step 101：Determine geology isochronic plane based on structure interpretation data and sequence stratigraphic interpretation data, choose with it is described
The suitable or parallel reference seismic event of geology isochronic plane, the pickup and tracking of regional geological interface are carried out, form year
For the geometric framework model on stratum；
Step 102：Interpolation is carried out using linear interpolation function in the chronostratic geometric framework model, to establish
For simulating the chronological change model of true chronological change construction, the chronological change model includes cutting into slices during multiple wait；
Step 103：The amplitude corresponding to section when each waiting in the chronological change model is extracted from geological data,
Generate strata slicing body.
Preferably, the step 2 comprises the following steps：
Step 201：From the strata slicing body, strata slicing is extracted respectively for the different time in geological epoch, will
The strata slicing is preserved into picture format, forms strata slicing picture；
Step 202：According to the drawing lines scope of the geological data, the planar range in work area is drawn；
Step 203：The sample value of one of the strata slicing picture is read, and the sampling point corresponding to the sample value is painted
Make in the planar range in the work area, form strata slicing sampling point picture；
Step 204：Repeating said steps 203, until all strata slicing pictures are plotted as into strata slicing sampling point figure
Piece.
Preferably, according to specified geochronologic sequence and interval, by the strata slicing of the different geology chronologicals
Sampling point picture generates animation.
According to another aspect of the invention, it is proposed that a kind of shake sedimentary evolution animation producing device, described device include：
Strata slicing body generation unit, for according to geological data, building chronological change model, generating strata slicing body；
Strata slicing sampling point picture forms unit, during for extracting different geological epoches from the strata slicing body unit
Between strata slicing, and form according to the drawing lines scope of the geological data strata slicing sampling point figure of different geology chronologicals
Piece；
Animation producing unit, for the strata slicing sampling point picture element unit cell of the different geology chronologicals to be given birth in order
Into animation.
Preferably, the strata slicing body generation unit includes：
Geometric framework model structural unit, for determining geology etc. based on structure interpretation data and sequence stratigraphic interpretation data
When interface, choose the reference seismic event suitable or parallel with the geology isochronic plane, carry out regional geological interface
Pickup and tracking, form chronostratic geometric framework model；
Interpolating unit, for using linear interpolation function to carry out interpolation in the chronostratic geometric framework model,
To establish the chronological change model for being used for simulating true chronological change construction, the chronological change model includes cutting during multiple wait
Piece；
Amplitude extraction unit, it is corresponding for extracting section when each waiting in the chronological change model from geological data
Amplitude, generate strata slicing body.
Preferably, the strata slicing sampling point picture forms unit and included：
Strata slicing picture forms unit, for from the strata slicing body unit, during for different geological epoches
Between extract strata slicing respectively, the strata slicing is preserved into picture format, forms strata slicing picture；
Drawing unit, for the drawing lines scope according to the geological data, draw the planar range in work area；
Sampling point picture forms unit, for reading the sample value of one of the strata slicing picture element unit cell, and by the sample
Sampling point corresponding to point value is plotted in the planar range in the work area, forms strata slicing sampling point picture；
Repeat unit, for repeating to call the sampling point picture to form unit, until by all strata slicing picture lists
Member is plotted as strata slicing sampling point picture.
Preferably, the animation producing unit is according to specified geochronologic sequence and interval, by the different geology years
The animation unit is generated for the strata slicing sampling point picture element unit cell of time.
According to the earthquake sedimentary evolution animation producing method and device of the present invention, the advantage is that：Stratum age is cut into slices
Animation is generated, is easy to geological research personnel more clearly to find out that region of variation deposition over time is drilled using the form of animation
The rule of change, and numerous strata slicings are dynamically shown to the analysis for being more beneficial for sedimentary evolution.
The earthquake sedimentary evolution animation generated using the present invention, it is heavy can preferably to portray river course, alluvial fan, delta etc.
The historical upheaval of product body is geological research personnel when carrying out area deposition EVOLUTION ANALYSIS, there is provided a kind of skill of dynamic analysis
Art means, by the form of animation, area deposition Evolution is shown.
The method and device of the present invention has other characteristics and advantage, and these characteristics and advantage are attached from what is be incorporated herein
It will be apparent in figure and subsequent specific embodiment, or by the accompanying drawing and subsequent specific implementation being incorporated herein
Stated in detail in example, these the drawings and specific embodiments are provided commonly for explaining the certain principles of the present invention.
Brief description of the drawings
Exemplary embodiment of the present is described in more detail in conjunction with the accompanying drawings, of the invention is above-mentioned and other
Purpose, feature and advantage will be apparent, wherein, in exemplary embodiments of the present invention, identical reference number is usual
Represent same parts.
Fig. 1 shows the flow chart of the earthquake sedimentary evolution animation producing method according to the present invention.
Fig. 2 a- Fig. 2 f show the schematic diagram of the strata slicing sampling point picture of the exemplary embodiment according to the present invention.
Fig. 3 a- Fig. 3 f show the earthquake sedimentary evolution animation according to the exemplary embodiment of the present invention in different geology years
The screenshot capture in generation.
Embodiment
The present invention is more fully described below with reference to accompanying drawings.Although showing the preferred embodiments of the present invention in accompanying drawing,
However, it is to be appreciated that the present invention is may be realized in various forms without should be limited by embodiments set forth here.Conversely, there is provided
These embodiments are in order that the present invention is more thorough and complete, and can will fully convey the scope of the invention to ability
The technical staff in domain.
Fig. 1 shows the flow chart of earthquake sedimentary evolution animation producing method according to an exemplary embodiment of the present invention, its
Comprise the following steps：
Step 1：According to geological data, chronological change model is built, generates strata slicing body.
Step 1 can include following steps：
Step 101：Geology isochronic plane, selection and geology are determined based on structure interpretation data and sequence stratigraphic interpretation data
The suitable or parallel reference seismic event of isochronic plane, the pickup and tracking of regional geological interface are carried out, with forming the age
The geometric framework model of layer, wherein structure interpretation data and sequence stratigraphic interpretation data are obtained by explanation of seismic data；
Step 102：Interpolation is carried out using linear interpolation function in chronostratic geometric framework model, is used for establishing
The chronological change model of true chronological change construction is simulated, chronological change model includes cutting into slices during multiple wait；
Step 103：Amplitude corresponding to section when extracting each etc. in chronological change model from geological data, generation ground
Layer section body.
Step 2：The strata slicing of different geology chronologicals is extracted from strata slicing body, and according to the line of geological data
Road scope forms the strata slicing sampling point picture of different geology chronologicals.
Step 3：The strata slicing sampling point picture of different geology chronologicals is sequentially generated animation.
Preferably, step 2 may comprise steps of：
Step 201：From strata slicing body, strata slicing is extracted respectively for the different time in geological epoch, by stratum
Section is preserved into picture format, forms strata slicing picture；
Step 202：According to the drawing lines scope of geological data, the planar range in work area is drawn；
Step 203：The sample value of one of strata slicing picture is read, and the sampling point corresponding to sample value is plotted in described
In the planar range in work area, strata slicing sampling point picture is formed；
Step 204：Repeat step 203, until all strata slicing pictures are plotted as into strata slicing sampling point picture.
Wherein, the picture container that the drafting of the planar range in work area is provided using Qt, such as：QWidget, QPixmap etc.,
The grid scope in work area is first drawn using Qt drafting components, reading stratum is cut after setting the rod interval drawn according to actual conditions
Sheet data, its data format can be arranged to float*, the grid defined according to work area carries out the tissue of data, calls drawing letter
Number is drawn；Secondly, drawn strata slicing is preserved into picture format using QPixmap save functions, can preserved
For * .png forms, when preserving picture, picture sequence and the geological epoch representated by picture should be preserved simultaneously, can in practical operation
These information are stored in the title of picture, row information reading is entered when making animation.
Preferably, according to specified geochronologic sequence and interval, the stratum of different geology chronologicals is cut
Piece sampling point picture generates animation.The interval refers to the geochronic interval of strata slicing, i.e. the frame of animation one crosses over how much geology year
Generation, the principle of selection are can preferably to reflect depositional evolution sequence.Stratum is continuous, longitudinally varying little area,
It can increase every setting, change fast area, interval setting can suitably reduce.
Wherein, the embodiment of the present invention using GifLib increase income component generation Gif forms animation, using in component
GifFileType objects, the information such as the path of picture storage are set, can easily generate Gif animations.The animation of formation be by
According to the Dynamic Display of specific geochronologic sequence and the strata slicing at interval, it dynamically illustrates area deposition evolution and become
Move.
When generating Gif animations, parsing is stored in the geological epoch information in picture name, according to geochronologic sequence and sets
The interval generation animation set, the geological epoch value that the present invention represents each picture in implementing, when generating animation, is added to
In each frame figure, it the advantage is that, geological research personnel can get information about the ground representated by each image in current animation
The matter age.
The animation of Gif forms is generated, small volume, lightweight, is easy to geological research person works, more clearly from finds out area
The rule that area deposition develops, is advantageous to the analysis of sedimentary evolution.
Embodiment 1
Comprised the following steps according to the earthquake sedimentary evolution animation producing method of the present embodiment：
Step 1：According to geological data, chronological change model is built, generates strata slicing body.
Step 2：The strata slicing of different geology chronologicals is extracted from strata slicing body, and according to the line of geological data
Road scope forms the strata slicing sampling point picture of different geology chronologicals.
Fig. 2 a- Fig. 2 f show the schematic diagram of the strata slicing sampling point picture of the present embodiment；
Step 3：The strata slicing sampling point picture of different geology chronologicals is sequentially generated animation.
According to exemplary embodiment earthquake sedimentary evolution animation producing method, according to specified geochronologic sequence and
Every the strata slicing sampling point pictures of different geology chronologicals is generated into animation, increased income component generation Gif forms using GifLib
Animation, using the GifFileType objects in component, set the information such as the path of picture storage, can easily generate Gif
Animation.
Fig. 3 a- Fig. 3 f show the earthquake sedimentary evolution animation according to the exemplary embodiment of the present invention in different geology years
The screenshot capture in generation, geological epoch corresponding to six pictures be respectively：2958th, 2969,2976,2981,2991,2998, every
The geological epoch representated by photo current can be shown in one frame picture.
According to the shake sedimentary evolution animation producing device of exemplary embodiment, including：
Strata slicing body generation unit, for according to geological data, building chronological change model, generating strata slicing body；
Strata slicing sampling point picture forms unit, for extracting different geology chronologicals from strata slicing body unit
Strata slicing, and form according to the drawing lines scope of geological data the strata slicing sampling point picture of different geology chronologicals；
Animation producing unit, it is dynamic for the strata slicing sampling point picture element unit cell of different geology chronologicals to be sequentially generated
Draw.
It will be understood by those skilled in the art that the purpose of the description to embodiments of the invention is only for exemplarily saying above
The beneficial effect of bright embodiments of the invention, it is not intended to limit embodiments of the invention to given any example.
It is described above various embodiments of the present invention, described above is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.In the case of without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes will be apparent from for the those of ordinary skill in art field.The selection of term used herein, purport
The principle of each embodiment, practical application or improvement to the technology in market are best being explained, or is making the art
Other those of ordinary skill are understood that each embodiment disclosed herein.
Claims (8)
1. a kind of earthquake sedimentary evolution animation producing method, comprises the following steps：
Step 1：According to geological data, chronological change model is built, generates strata slicing body；
Step 2：The strata slicing of different geology chronologicals is extracted from the strata slicing body, and according to the geological data
Drawing lines scope form the strata slicing sampling point pictures of different geology chronologicals；
Step 3：The strata slicing sampling point picture of the different geology chronologicals is sequentially generated animation.
2. earthquake sedimentary evolution animation producing method according to claim 1, wherein, the step 1 comprises the following steps：
Step 101：Geology isochronic plane is determined based on structure interpretation data and sequence stratigraphic interpretation data, is chosen and the geology
The suitable or parallel reference seismic event of isochronic plane, the pickup and tracking of regional geological interface are carried out, with forming the age
The geometric framework model of layer；
Step 102：Interpolation is carried out using linear interpolation function in the chronostratic geometric framework model, is used for establishing
The chronological change model of true chronological change construction is simulated, the chronological change model includes cutting into slices during multiple wait；
Step 103：Amplitude corresponding to section, the generation when each waiting in the chronological change model are extracted from geological data
Strata slicing body.
3. earthquake sedimentary evolution animation producing method according to claim 1, wherein, the step 2 comprises the following steps：
Step 201：From the strata slicing body, strata slicing is extracted respectively for the different time in geological epoch, by described in
Strata slicing is preserved into picture format, forms strata slicing picture；
Step 202：According to the drawing lines scope of the geological data, the planar range in work area is drawn；
Step 203：The sample value of one of the strata slicing picture is read, and the sampling point corresponding to the sample value is plotted in
In the planar range in the work area, strata slicing sampling point picture is formed；
Step 204：Repeating said steps 203, until all strata slicing pictures are plotted as into strata slicing sampling point picture.
4. earthquake sedimentary evolution animation producing method according to claim 1, wherein, according to specified geochronologic sequence
And interval, the strata slicing sampling point picture of the different geology chronologicals is generated into animation.
5. one kind shake sedimentary evolution animation producing device, including：
Strata slicing body generation unit, for according to geological data, building chronological change model, generating strata slicing body；
Strata slicing sampling point picture forms unit, for extracting different geology chronologicals from the strata slicing body unit
Strata slicing, and form according to the drawing lines scope of the geological data strata slicing sampling point picture of different geology chronologicals；
Animation producing unit, it is dynamic for the strata slicing sampling point picture element unit cell of the different geology chronologicals to be sequentially generated
Draw.
6. earthquake sedimentary evolution animation producing device according to claim 5, wherein, the strata slicing body generation unit
Including：
Geometric framework model structural unit, for determining geology Deng Shi circle based on structure interpretation data and sequence stratigraphic interpretation data
Face, the reference seismic event suitable or parallel with the geology isochronic plane is chosen, carries out the pickup of regional geological interface
And tracking, form chronostratic geometric framework model；
Interpolating unit, for using linear interpolation function to carry out interpolation in the chronostratic geometric framework model, to build
The chronological change model for simulating true chronological change construction is found, the chronological change model includes cutting into slices during multiple wait；
Amplitude extraction unit, for extracting being shaken when each waiting corresponding to section in the chronological change model from geological data
Amplitude, generate strata slicing body.
7. earthquake sedimentary evolution animation producing device according to claim 5, wherein, the strata slicing sampling point picture shape
Include into unit：
Strata slicing picture forms unit, for from the strata slicing body unit, dividing for the different time in geological epoch
Strata slicing is not extracted, the strata slicing is preserved into picture format, forms strata slicing picture；
Drawing unit, for the drawing lines scope according to the geological data, draw the planar range in work area；
Sampling point picture forms unit, for reading the sample value of one of the strata slicing picture element unit cell, and by the sample value
Corresponding sampling point is plotted in the planar range in the work area, forms strata slicing sampling point picture；
Repeat unit, for repeating to call the sampling point picture to form unit, painted until by all strata slicing picture element unit cells
It is made as strata slicing sampling point picture.
8. earthquake sedimentary evolution animation producing device according to claim 5, wherein, the animation producing unit is according to finger
Fixed geochronologic sequence and interval, the strata slicing sampling point picture element unit cell generation of the different geology chronologicals is described dynamic
Draw unit.
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