CN115866334B - Data processing method for clipping and associating content in video flow - Google Patents
Data processing method for clipping and associating content in video flow Download PDFInfo
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- CN115866334B CN115866334B CN202310168234.6A CN202310168234A CN115866334B CN 115866334 B CN115866334 B CN 115866334B CN 202310168234 A CN202310168234 A CN 202310168234A CN 115866334 B CN115866334 B CN 115866334B
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Abstract
A data processing method for clipping and associating content in video flow relates to the technical field of data processing, and the specific steps for realizing the method are as follows: dividing the original data of the video and the picture into data units, wherein the numbers are arranged in a unit pixel digital matrix, the digital structure of the unit pixel digital matrix is two-dimensional, and the digital stream of the array is one-dimensional; cutting a unit pixel digital matrix in a virtual cutting mode, wherein the method specifically comprises the following steps of: finding an array mapped with the unit pixel digital matrix one by one, cutting the array by using a linked list to form a virtual cut pixel digital matrix; the content to be associated among the unit pixel digital matrixes is loaded by adopting a linked list; and thirdly, cutting out display specifications of a plurality of videos by adopting a plurality of linked lists and addresses and pointers for the data of the same video and pictures, and adapting to display equipment with different specifications.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a data processing method for clipping and associating content in a video flow.
Background
In the video teaching process, especially, the video related to the operation is difficult to accurately relate to professional explanation videos, especially, on key operation nodes, knowledge of corresponding parts is not related, such as the structure of organ tissues, the position distribution of blood vessels, the cutting position and running track of a scalpel and the like, more details are required to be displayed on the video of the operation, accurate connection of information cannot be achieved, meanwhile, the same video is displayed on displays with different specifications, the same video cannot be met, displays with different display specifications are full of the same video, and better visual experience cannot be improved.
Disclosure of Invention
Aiming at least one of the problems is solved, and the invention aims to establish an array with a structure, accurately virtually cut video and related other contents by using pointers of a linked list, and provide a data processing method for cutting and related contents in a video flow.
The technical solution for realizing the purpose of the invention is as follows:
a data processing method for clipping and associating content in video flow, the specific steps for realizing the method are as follows:
dividing original data of a video and pictures into data units, wherein the data units are stored in an array unit, each frame of the video is a picture, each picture corresponds to a unit pixel digital matrix, the inside of the unit pixel digital matrix is digital, the digital structure of the unit pixel digital matrix is two-dimensional, the digital stream of the array is one-dimensional, the digital stream of the unit pixel digital matrix and the digital stream of the array are mapped one by one and are reversible, the array unit of the array comprises a first-level array unit and a second-level array unit, the data in the first-level array unit corresponds to the unit pixel digital matrix, and the data in the second-level array unit corresponds to the row or the column of the unit pixel digital matrix; it should be noted that, the video and the picture are represented by a pixel digital matrix, the numbers in the pixel digital matrix represent the colors, and the value range of the digital colors is [0,255]; the existing array units are uncertain in size and have no logic relation, because the video and the pictures are digital streams, each frame of the video is a picture, each picture corresponds to a unit pixel digital matrix, the pixels are small squares in the digital matrix, and the small squares in the digital matrix are indivisible units or elements; the video and the picture have own data structures in the initial state, the data structures are not unified, and no method is provided for accurately cutting the video data and the picture data and inserting the associated content without unified data structure standards; associating other videos or pictures in a main video of operation teaching, wherein each frame of the main video and the associated video is a picture, each picture is a digital matrix, numbers are arranged in a unit pixel digital matrix, the digital structure of the unit pixel digital matrix is two-dimensional, the digital stream of an array is one-dimensional, the numbers in the unit pixel digital matrix are converted into digital streams with sequences, the integrity and the order are used as conversion standards, the numbers arranged in a horizontal row in the unit pixel digital matrix are digital streams, the extraction mode of the digital streams is any one of the two sequences, the first digital stream extraction sequence is started by the first left digital number, the first right digital stream is ended, and the second digital stream extraction sequence is started by the first right digital number and the first left digital stream is ended; the numbers arranged in a vertical row are a column number stream, the extraction mode of the column number stream is any one of two sequences, the first column number stream is extracted by taking the upper first digit as a starting point, the lower first digit as an ending point, and the second column number stream is extracted by taking the lower first digit as a starting point and the upper first digit as an ending point; the method comprises the steps of completely converting numbers in a unit pixel digital matrix into digital streams with sequences, wherein the first conversion method is to arrange the digital streams into groups one by one in sequence according to the sequence of rows in units of rows, for example, the digital streams are arranged in sequence of first rows, second rows, … … and nth rows, and the second conversion method is to arrange the digital streams into groups one by one in sequence according to the sequence of columns in units of columns, for example, the digital streams are arranged in sequence of first columns, second columns, … … and nth columns, and n represents a natural number; the line or column digital stream of the unit pixel digital matrix is taken as a complete unit of the basis, and the digital stream in the unit pixel digital matrix and the digital stream of the array are mapped one by one and reversible, so that the position information of the line or column digital stream can be effectively and accurately inquired;
further, in the first step, the capacity of the first-level array unit is larger than the capacity of the second-level array unit, the digital stream in the first-level array unit is mapped with the digital of the whole unit pixel digital matrix one by one, the digital stream in the second-level array unit is mapped with the line digital stream of the unit pixel digital matrix one by one, or the digital stream in the second-level array unit is mapped with the line digital stream of the unit pixel digital matrix one by one; it should be noted that the second-level array unit belongs to a first-level array unit, the first-level array unit is composed of a plurality of second-level array units, the digital stream in the second-level array unit is mapped with the line digital stream of the unit pixel digital matrix one by one, or the digital stream in the second-level array unit is mapped with the column digital stream of the unit pixel digital matrix one by one, so as to establish a one-to-one mapping relationship between the array and the unit pixel digital matrix, and realize the reversible process of the array and the unit pixel digital matrix, specifically, the array is converted into the unit pixel digital matrix, and the unit pixel digital matrix is converted into the array, in the array, the line or column digital stream of the unit pixel digital matrix can be accurately found through the second-level array unit, the accurate position information is provided for clipping the unit pixel digital matrix, the dividing points of the digital stream between the unit pixel digital matrix can be accurately found through the first-level array unit, and the accurate insertion points between the unit pixel digital matrices are found for the associated content; because each frame of the video is a picture, each picture corresponds to a unit pixel digital matrix, the video or the picture is realized on the basis that the digital stream in the unit pixel digital matrix is mapped one by one and reversible with the digital stream of the array, the digital stream in the array is mapped one by one and reversible with the array, and the video or the picture has the characteristics of structure and order;
cutting a unit pixel digital matrix in a virtual cutting mode, wherein the method specifically comprises the following steps of: finding an array mapped with the unit pixel digital matrix one by one, cutting the array by using a linked list to form a virtual cut pixel digital matrix; the content to be associated among the unit pixel digital matrixes is loaded by adopting a linked list; on the basis of the first step, the numbers of the video, the video of the related content and the picture are respectively stored in an array with a structure and order, and the pointers of the linked list comprise a single pointer, a double pointer and multiple pointers; the method comprises the steps that video is cut, digital streams in an array are row or column digital streams of a plurality of unit pixel digital matrixes, because the unit pixel digital matrixes are two-dimensional, digital streams in the unit pixel digital matrixes and digital streams of the array are mapped one by one and are reversible, the digital streams have one-to-one corresponding addresses in the array, the positions of the row or column digital streams of the unit pixel digital matrixes in the array are further positioned, addresses of the digital streams in the array are positioned in a linked list, and the addresses in the linked list position the digital streams in the array, the range of the digital streams in the ring-fixed array and the sequence of the digital streams in the extracted array; the specific correspondence relation between the first-level array unit and the second-level array unit of the array is that the first-level array unit corresponds to a first-level address, the second-level array unit corresponds to a second-level address, the purpose of the array is to establish a one-to-one correspondence relation, one first-level array unit is stored between two adjacent first-level addresses, one second-level array unit is stored between two adjacent second-level addresses, one second-level array unit is stored between one first-level address and two adjacent second-level addresses, for example, for the convenience of representation and understanding, binary address is converted into decimal address representation to be exemplified, 0 represents the first-level address, 10 represents the second-level address, the first-level array unit of the array is arranged between the first-level address 0 and the second-level address 10, 1 represents the first-level address, 2 represents the second-level address, a third secondary address is represented by 3, a fourth secondary address is represented by 4, a fifth secondary address is represented by 5, a sixth secondary address is represented by 6, a seventh secondary address is represented by 7, an eighth secondary address is represented by 8, a ninth secondary address is represented by 9, a first secondary array element of the array is between the first primary address 0 and the first secondary address 1, a second secondary array element of the array is between the first secondary address 1 and the second secondary address 2, a third secondary array element of the array is between the second secondary address 2 and the third secondary address 3, a fourth secondary array element of the array is between the third secondary address 3 and the fourth secondary address 4, a fifth secondary array element of the array is between the fourth secondary address 4 and the fifth secondary address 5, a sixth secondary group unit of the array is arranged between the fifth secondary address 5 and the sixth secondary address 6, a seventh secondary group unit of the array is arranged between the sixth secondary address 6 and the seventh secondary address 7, an eighth secondary group unit of the array is arranged between the seventh secondary address 7 and the eighth secondary address 8, a ninth secondary group unit of the array is arranged between the eighth secondary address 8 and the ninth secondary address 9, and a tenth secondary group unit of the array is arranged between the ninth secondary address 9 and the second primary address 10; the digital stream of the array is read by the address and the pointer in the linked list, the range of the digital stream is positioned and the digital stream is delineated by the address and the pointer, the reading and cutting of the digital stream of the array are realized, and the array has no influence on the array; the method comprises the steps of reading digital streams of different arrays by using addresses and pointers of a linked list, positioning the digital streams by using the addresses and the pointers, delineating the range of the digital streams and extracting the sequence of the digital streams, loading video or pictures of related contents in the video, having no influence on the arrays, and realizing the association of a plurality of irrelevant groups;
step three, adopting a plurality of linked lists for the data of the same video and picture, and cutting out the display specifications of a plurality of videos by using addresses and pointers to adapt to display equipment with different specifications; it should be noted that, with the same array, a linked list with a plurality of display specifications is generated, and the linked list with a plurality of display specifications matches with display devices with different specifications, so as to enhance the experience of video display.
Compared with the prior art, the invention has the beneficial effects that:
(1) The line or column digital stream of the unit pixel digital matrix is taken as a complete unit of the basis, and the digital stream in the unit pixel digital matrix and the digital stream of the array are mapped one by one and reversible, so that the position information of the line or column digital stream can be effectively and accurately inquired; because each frame of the video is a picture, each picture corresponds to a unit pixel digital matrix, the video or the picture is realized on the basis that the digital stream in the unit pixel digital matrix is mapped one by one and reversible with the digital stream of the array, the digital stream in the array is mapped one by one and reversible with the array, and the video or the picture has the characteristics of structure and order;
(2) The two-level array unit is composed of a plurality of two-level array units, the digital streams in the two-level array units are mapped with the row digital streams of the unit pixel digital matrix one by one, or the digital streams in the two-level array units are mapped with the column digital streams of the unit pixel digital matrix one by one, so that a one-to-one mapping relation between the array and the unit pixel digital matrix is established, the reversible process of the array and the unit pixel digital matrix is realized, specifically, the array is converted into the unit pixel digital matrix, and the unit pixel digital matrix is converted into the array, the row or column digital streams of the unit pixel digital matrix can be accurately found through the two-level array units in the array, accurate position information is provided for cutting the unit pixel digital matrix, the division points of the digital streams among the unit pixel digital matrix can be accurately found through the one-level array units, and accurate insertion points among the unit pixel digital matrix are found for the related content;
(3) Reading the digital stream of the array by using the address and the pointer in the linked list, positioning the digital stream by using the address and the pointer and delineating the range of the digital stream, and realizing the reading and cutting of the digital stream of the array without any influence on the array; the method comprises the steps of reading digital streams of different arrays by using addresses and pointers of a linked list, positioning the digital streams by using the addresses and the pointers, delineating the range of the digital streams and extracting the sequence of the digital streams, loading video or pictures of related contents in the video, having no influence on the arrays, and realizing the association of a plurality of irrelevant groups; and generating a linked list with a plurality of display specifications by using the same array, wherein the linked list with the plurality of display specifications is matched with display equipment with different specifications, so that the experience of video display is enhanced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow diagram of a method of data processing for cropping and associating content in a video flow;
fig. 2 is a schematic diagram of the structure of a unit pixel digital matrix of a data processing method of cropping and associating contents in a video flow.
Description of the embodiments
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the invention.
Thus, the following detailed description of the embodiments of the invention is not intended to limit the scope of the invention, as claimed, but is merely representative of some embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, under the condition of no conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
The present invention will be described in further detail with reference to examples.
Examples
As shown in fig. 1 to 2, the present invention provides a data processing method for clipping and associating content in a video flow, and the specific steps for implementing the method are as follows:
dividing original data of a video and pictures into data units, wherein the data units are stored in an array unit, each frame of the video is a picture, each picture corresponds to a unit pixel digital matrix, the inside of the unit pixel digital matrix is digital, the digital structure of the unit pixel digital matrix is two-dimensional, the digital stream of the array is one-dimensional, the digital stream of the unit pixel digital matrix and the digital stream of the array are mapped one by one and are reversible, the array unit of the array comprises a first-level array unit and a second-level array unit, the data in the first-level array unit corresponds to the unit pixel digital matrix, and the data in the second-level array unit corresponds to the row or the column of the unit pixel digital matrix;
cutting a unit pixel digital matrix in a virtual cutting mode, wherein the method specifically comprises the following steps of: finding an array mapped with the unit pixel digital matrix one by one, cutting the array by using a linked list to form a virtual cut pixel digital matrix; the content to be associated among the unit pixel digital matrixes is loaded by adopting a linked list;
and thirdly, cutting out display specifications of a plurality of videos by pointers by adopting a plurality of linked lists for the data of the same video and pictures, and adapting to display equipment with different specifications.
Dividing original data of a video and pictures into data units, wherein the data units are stored in an array unit, each frame of the video is a picture, each picture corresponds to a unit pixel digital matrix, the inside of the unit pixel digital matrix is digital, the digital structure of the unit pixel digital matrix is two-dimensional, the digital stream of the array is one-dimensional, the digital stream of the unit pixel digital matrix and the digital stream of the array are mapped one by one and are reversible, the array unit of the array comprises a first-stage array unit and a second-stage array unit, the data in the first-stage array unit corresponds to the unit pixel digital matrix, and the data in the second-stage array unit corresponds to the row or the column of the unit pixel digital matrix; it should be noted that, the data of the video and the picture are built into an array with a structure, each frame of the video is a picture, each picture is a pixel digital matrix, the inside of the pixel digital matrix is a number, the digital structure of the pixel digital matrix is two-dimensional, the digital stream of the array is one-dimensional, the digital structure of the pixel digital matrix is in one-to-one correspondence with the digital stream of the array and is reversible, and the array unit of the array comprises a first-level array unit and a second-level array unit; the capacity of the first-level array unit is larger than that of the second-level array unit, the digital stream in the first-level array unit is mapped with the digital of the whole unit pixel digital matrix one by one, the digital stream in the second-level array unit is mapped with the line digital stream of the unit pixel digital matrix one by one, or the digital stream in the second-level array unit is mapped with the line digital stream of the unit pixel digital matrix one by one; in the unit pixel digital matrix, the numbers arranged in a horizontal row are digital streams, the extraction mode of the digital streams is any one of two orders, the first digital stream is extracted by taking the left first digit as a starting point, the right first digit as an ending point, and the second digital stream is extracted by taking the right first digit as a starting point and the left first digit as an ending point; the numbers arranged in a vertical row are a column number stream, the extraction mode of the column number stream is any one of two sequences, the first column number stream is extracted by taking the upper first digit as a starting point, the lower first digit as an ending point, and the second column number stream is extracted by taking the lower first digit as a starting point and the upper first digit as an ending point; the numbers in the unit pixel digital matrix are completely converted into digital streams having a sequence, and either one of a conversion method in which digital streams of an array are sequentially arranged one by one in a row unit in accordance with a row sequence, for example, in a first row, a second row, … …, and an n-th row, or a conversion method in which digital streams of an array are sequentially arranged one by one in a column unit in a column sequence, for example, in a first column, a second column, … …, and an n-th column, and n represents a natural number, is adopted.
Preferably, in step one, referring to fig. 2, in the unit pixel digital matrix, the order of extracting the digital data stream starts with the left first digit and ends with the right first digit, for example, the order of extracting the digital data stream of the first row in the unit pixel digital matrix into the two-level digital group unit is a 11 A 12 A 13 ……A 1n The order of extracting the digital data stream of the second row in the digital matrix of unit pixels into the two-level group unit is A 21 A 22 A 23 ……A 2n The order of extracting the digital data stream of the third row in the unit pixel digital matrix into the two-level group unit is A 31 A 32 A 33 ……A 3n … … the order of extracting the digital data stream of the nth row in the unit pixel digital matrix into the second order group unit is A n1 A n2 A n3 ……A nn The method comprises the steps of carrying out a first treatment on the surface of the In the unit pixel digital matrix, the digital streams are orderly arranged into an array one by one according to the row unit and the row order, and the order extracted into the primary array unit is A 11 A 12 A 13 ……A 1n A 21 A 22 A 23 ……A 2n A 31 A 32 A 33 ……A 3n ……A n1 A n2 A n3 ……A nn The first row of the digital stream, the second row of the digital stream, … …, and the nth row of the digital stream are subsets of the digital streams in the unit pixel digital matrix, n representing a natural number; in the unit pixel digital matrix, the extraction sequence of the column digital stream takes the upper first digit as a starting point and the lower first digit as an ending point, for example, the sequence of the column digital stream of the first column in the unit pixel digital matrix extracted into the two-level group unit is A 11 A 21 A 31 ……A n1 The order of extraction into the two-level series of units of the column number stream of the second column in the unit pixel digital matrix is A 12 A 22 A 32 ……A n2 The order of extracting the column number stream of the third column in the unit pixel digital matrix into the two-level group unit is A 13 A 23 A 33 ……A n3 … … the order of extraction into the two-level array unit is A 1n A 2n A 3n ……A nn The method comprises the steps of carrying out a first treatment on the surface of the In the unit pixel digital matrix, the digital streams are sequentially arranged into an array one by one in the sequence of columns by taking the columns as units, and the first-level array is extractedThe order within the cell is A 11 A 21 A 31 ……A n1 A 12 A 22 A 32 ……A n2 A 13 A 23 A 33 ……A n3 ……A 1n A 2n A 3n ……A nn The column number stream of the first column, the column number stream of the second column, … …, and the column number stream of the nth column are subsets of the column number streams in the unit pixel number matrix, n representing a natural number.
In order to better realize the purpose of the invention, the second step is to cut a unit pixel digital matrix in a virtual cutting mode, which comprises the following steps: finding an array mapped with the unit pixel digital matrix one by one, cutting the array by using a linked list to form a virtual cut pixel digital matrix; the content to be associated among the unit pixel digital matrixes is loaded by adopting a linked list; the method comprises the steps that video is cut, digital streams in an array are row or column digital streams of a plurality of unit pixel digital matrixes, because the unit pixel digital matrixes are two-dimensional, digital streams in the unit pixel digital matrixes are mapped one by one and are reversible with digital streams of the array, the digital streams have one-to-one corresponding addresses in the array, the positions of the row or column digital streams of the unit pixel digital matrixes in the array are further positioned, addresses of the digital streams in the array are in a linked list, and the addresses in the linked list position the digital streams in the array, the range of the digital streams in the ring-defined array and the sequence of the digital streams in the extracted array; for example, referring to fig. 2, the first row in the unit pixel digital matrix is clipped, taking the digital stream extracted from the array as a 11 A 12 A 13 ……A 1n A 21 A 22 A 23 ……A 2n A 31 A 32 A 33 ……A 3n ……A n1 A n2 A n3 ……A nn The linked list adopts a reading cutting mode to cut the array, and A is not recorded in the linked list 11 A 12 A 13 ……A 1n Address of (a), record a in the linked list 21 A 22 A 23 ……A 2n A 31 A 32 A 33 ……A 3n ……A n1 A n2 A n3 ……A nn Is a logical address of the host.
In order to better realize the purpose of the invention, step three, the data of the same video and picture adopts a plurality of linked lists, and the display specification of a plurality of videos is cut out by addresses and pointers, so that the method is suitable for display equipment with different specifications.
The above embodiments are only for illustrating the present invention and not for limiting the technical solutions described in the present invention, and although the present invention has been described in detail in the present specification with reference to the above embodiments, the present invention is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present invention; all technical solutions and modifications thereof that do not depart from the spirit and scope of the invention are intended to be included in the scope of the appended claims.
Claims (7)
1. A data processing method for clipping and associating content in a video flow, characterized in that the specific steps for implementing the method are as follows:
dividing original data of a video and pictures into data units, wherein the data units are stored in an array unit, each frame of the video is a picture, each picture corresponds to a unit pixel digital matrix, the inside of the unit pixel digital matrix is digital, the digital structure of the unit pixel digital matrix is two-dimensional, the digital stream of the array is one-dimensional, the digital stream of the unit pixel digital matrix and the digital stream of the array are mapped one by one and are reversible, the array unit of the array comprises a first-level array unit and a second-level array unit, the data in the first-level array unit corresponds to the unit pixel digital matrix, and the data in the second-level array unit corresponds to the row or the column of the unit pixel digital matrix; in the unit pixel digital matrix, the numbers arranged in a horizontal row are digital streams, the extraction mode of the digital streams is any one of two orders, the first digital stream is extracted by taking the left first digit as a starting point, the right first digit as an ending point, and the second digital stream is extracted by taking the right first digit as a starting point and the left first digit as an ending point; in the unit pixel digital matrix, the numbers arranged in a vertical row are a column digital stream, the extraction mode of the column digital stream is any one of two sequences, the first column digital stream is extracted by taking the upper first digit as a starting point and the lower first digit as an end point, and the second column digital stream is extracted by taking the lower first digit as a starting point and the upper first digit as an end point; the method comprises the steps of completely converting numbers in a unit pixel digital matrix into digital streams with sequences, wherein the first conversion method is to arrange the numbers into digital streams of an array one by one in sequence according to row units and row sequences, and the second conversion method is to arrange the numbers into digital streams of an array one by one in sequence according to column sequences and row units;
step two, the first-level array unit and the second-level array unit of the array are in specific corresponding relation, wherein the first-level array unit corresponds to a first-level address, the second-level array unit corresponds to a second-level address, a one-to-one corresponding relation is established, one first-level array unit is stored between two adjacent first-level addresses, one second-level array unit is stored between two adjacent second-level addresses, and one second-level array unit is stored between one first-level address and two adjacent second-level addresses; on the basis of the first step, storing the numbers of the video, the video of the associated content and the picture in an array with a structure and an order respectively; cutting a unit pixel digital matrix in a virtual cutting mode, wherein the method specifically comprises the following steps: finding an array mapped with the unit pixel digital matrix one by one, cutting the array by using a linked list to form a virtual cut pixel digital matrix; the content to be associated among the unit pixel digital matrixes is loaded by adopting a linked list;
and thirdly, cutting out display specifications of a plurality of videos by adopting a plurality of linked lists and addresses and pointers for the data of the same video and pictures, and adapting to display equipment with different specifications.
2. A data processing method for cropping and associating content in a video process as claimed in claim 1, wherein: in the first step, the second-order array unit belongs to the first-order array unit, and the first-order array unit is composed of a plurality of second-order array units.
3. A data processing method for cropping and associating content in a video process as claimed in claim 2, wherein: in step one, the capacity of the primary array unit is greater than the capacity of the secondary array unit.
4. A data processing method for cropping and associating content in a video process as claimed in claim 1, wherein: in the first step, the digital stream in the first-level array unit is mapped with the digital of the whole unit pixel digital matrix one by one, the digital stream in the second-level array unit is mapped with the line digital stream of the unit pixel digital matrix one by one, or the digital stream in the second-level array unit is mapped with the column digital stream of the unit pixel digital matrix one by one.
5. A data processing method for cropping and associating content in a video process as claimed in claim 1, wherein: in the second step, the digital stream in the unit pixel digital matrix is mapped with the digital stream of the array one by one and is reversible, the digital streams have one-to-one addresses in the array, so that the positions of the row or column digital streams of the unit pixel digital matrix in the array are positioned, the addresses of the digital streams in the array are in the linked list, the addresses in the linked list position the digital streams in the array, the range of the digital streams in the circle-fixed array and the order of extracting the digital streams in the array.
6. A data processing method for cropping and associating content in a video process as claimed in claim 5, wherein: in the second step, the address and the pointer in the linked list are used for reading the digital stream of the array, and the address and the pointer are used for positioning the digital stream and delineating the range of the digital stream, so that the reading and cutting of the digital stream of the array are realized.
7. A data processing method for cropping and associating content in a video process as claimed in claim 6, wherein: in the second step, the digital streams of different arrays are read by the addresses and pointers of the linked list, and the addresses and pointers are used for positioning the digital streams, delineating the range of the digital streams and extracting the sequence of the digital streams, so that the video or the picture of the related content is loaded in the video.
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