CN104469069B - Photo synchronous method and device - Google Patents
Photo synchronous method and device Download PDFInfo
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- CN104469069B CN104469069B CN201410774006.4A CN201410774006A CN104469069B CN 104469069 B CN104469069 B CN 104469069B CN 201410774006 A CN201410774006 A CN 201410774006A CN 104469069 B CN104469069 B CN 104469069B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
- H04N1/00204—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a digital computer or a digital computer system, e.g. an internet server
- H04N1/00209—Transmitting or receiving image data, e.g. facsimile data, via a computer, e.g. using e-mail, a computer network, the internet, I-fax
- H04N1/00222—Transmitting or receiving image data, e.g. facsimile data, via a computer, e.g. using e-mail, a computer network, the internet, I-fax details of image data generation or reproduction, e.g. scan-to-email or network printing
- H04N1/00228—Image push arrangements, e.g. from an image reading device to a specific network destination
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Abstract
The present invention proposes that a kind of photo synchronous method and device, the photo synchronous method include being ranked up to the photo to be synchronized according to shooting time, the photo after being sorted；Determine that the photo being continuously shot, the photo being continuously shot refer to that the difference of the shooting time of adjacent photo and/or photo similarity meet the photo of preset condition from the photo after the sequence；The corresponding data packet of the photo being continuously shot described in acquisition, the data packet is: the complete data file of photo, alternatively, the difference data compressed package between the picture data file of adjacent photo；The data packet is sent to server-side, so that the photo that the server-side is continuously shot according to data packet acquisition, and the photo to be synchronized according to the photo acquisition being continuously shot.The average uplink time of every photo can be effectively reduced in this method.
Description
Technical field
The present invention relates to technical field of data processing more particularly to a kind of photo synchronous method and device.
Background technique
Existing various cloud storage services, such as Baidu's cloud, 115 Dropbox can all provide automatic synchronization in order to facilitate user
The client utility of photo on user's local device to cloud.
In the prior art, a synchronous photo needs the corresponding complete data file of photo uploading to server-side.But
It is, with continuous high Qinghua of various mobile devices and the camera pixel of mm professional camera special, to shoot the correspondence of the photo come
Data file also become increasing, the time needed for correspondingly synchronizing a photo is also increasingly longer.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, an object of the present invention is to provide a kind of photo synchronous method, this method can be effectively reduced every
The average uplink time of photo.
It is another object of the present invention to propose a kind of photo synchronizing device.
In order to achieve the above objectives, the photo synchronous method that first aspect present invention embodiment proposes, comprising: to what is synchronized
Photo is ranked up according to shooting time, the photo after being sorted；It determines to be continuously shot from the photo after the sequence
Photo, it is default that the photo being continuously shot refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet
The photo of condition；The corresponding data packet of the photo being continuously shot described in acquisition, the data packet is: the partial data text of photo
Part, alternatively, the difference data compressed package between the picture data file of adjacent photo；The data packet is sent to server-side, with
The photo for being continuously shot the server-side according to data packet acquisition, and obtained according to the photo being continuously shot
The photo to be synchronized.
The photo synchronous method that first aspect present invention embodiment proposes, by the data for obtaining the photo being continuously shot
Packet, the data packet include difference data compressed package, and difference data compressed package are sent to server-side, since difference data compresses
The data volume of packet is much smaller than complete data file, therefore can reduce the data volume of data transmission, so that every photograph be effectively reduced
The average uplink time of piece.
In order to achieve the above objectives, the photo synchronous method that second aspect of the present invention embodiment proposes, comprising: receive client
The data packet of transmission, the data packet are the corresponding data packets of photo that client is continuously shot, and the data packet is: photo
Complete data file, alternatively, the difference data compressed package between the picture data file of adjacent photo；According to the data packet,
The photo being continuously shot described in acquisition；The photo to be synchronized is obtained according to the photo being continuously shot.
The photo synchronous method that second aspect of the present invention embodiment proposes, the data packet sent by receiving client, number
It, can since the data volume of difference data compressed package is much smaller than complete data file according to including difference data compressed package in packet
To reduce the data volume of data transmission, so that the average uplink time of every photo be effectively reduced.
In order to achieve the above objectives, the photo synchronizing device that third aspect present invention embodiment proposes, comprising: sorting module,
For being ranked up to the photo to be synchronized according to shooting time, the photo after being sorted；Determining module is used for from the row
Determine that the photo being continuously shot, the photo being continuously shot refer to the difference of the shooting time of adjacent photo in photo after sequence
Value and/or photo similarity meet the photo of preset condition；Module is obtained, it is corresponding for obtaining the photo being continuously shot
Data packet, the data packet is: the complete data file of photo, alternatively, the difference between the picture data file of adjacent photo
Compression data packet；Sending module, for sending the data packet to server-side, so that the server-side is obtained according to the data packet
Take the photo being continuously shot, and the photo to be synchronized according to the photo acquisition being continuously shot.
The photo synchronizing device that third aspect present invention embodiment proposes, by the data for obtaining the photo being continuously shot
Packet, the data packet include difference data compressed package, and difference data compressed package are sent to server-side, since difference data compresses
The data volume of packet is much smaller than complete data file, therefore can reduce the data volume of data transmission, so that every photograph be effectively reduced
The average uplink time of piece.
In order to achieve the above objectives, the photo synchronizing device that fourth aspect present invention embodiment proposes, comprising: receiving module,
For receiving the data packet of client transmission, the data packet is the corresponding data packet of photo that client is continuously shot, described
Data packet is: the complete data file of photo, alternatively, the difference data compressed package between the picture data file of adjacent photo；
Processing module, the photo for being continuously shot described in acquisition according to the data packet；Module is obtained, for according to described continuous
The photo of shooting obtains the photo to be synchronized.
The photo synchronizing device that fourth aspect present invention embodiment proposes, the data packet sent by receiving client, number
It, can since the data volume of difference data compressed package is much smaller than complete data file according to including difference data compressed package in packet
To reduce the data volume of data transmission, so that the average uplink time of every photo be effectively reduced.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is the flow diagram for the photo synchronous method that one embodiment of the invention proposes；
Fig. 2 is the flow diagram for the photo synchronous method that another embodiment of the present invention proposes；
Fig. 3 is the flow diagram for the photo synchronous method that another embodiment of the present invention proposes；
Fig. 4 is the structural schematic diagram for the photo synchronizing device that another embodiment of the present invention proposes；
Fig. 5 is the structural schematic diagram for the photo synchronizing device that another embodiment of the present invention proposes；
Fig. 6 is the structural schematic diagram for the photo synchronizing device that another embodiment of the present invention proposes；
Fig. 7 is the structural schematic diagram for the photo synchronizing device that another embodiment of the present invention proposes.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.On the contrary, this
The embodiment of invention includes all changes fallen within the scope of the spiritual and intension of attached claims, modification and is equal
Object.
Fig. 1 is the flow diagram for the photo synchronous method that one embodiment of the invention proposes, this method comprises:
S11: being ranked up the photo to be synchronized according to shooting time, the photo after being sorted.
The executing subject of the present embodiment can be client.
Wherein, the photo to be synchronized can be all photos not yet synchronized of user's shooting.
Shooting time can be read from the file header of the data file of photo.Wherein, the file format of every kind of photo, example
Such as jpg, png have corresponding standard coding format agreement, when can read shooting from file header according to corresponding agreement
Between.
Specifically, can be ranked up according to the vertical sequence of shooting time to photo.
For example, the photo after being sorted is: P by the step1, P2..., Pn。
S12: determine that the photo being continuously shot, the photo being continuously shot refer to phase from the photo after the sequence
The difference and/or photo similarity of the shooting time of adjacent photo meet the photo of preset condition.
The multiple pictures that the photo being continuously shot such as user is continuously shot for the same moulding or posture.
Specifically, in photo after sequence, if the difference of the shooting time of adjacent photo be less than or equal to it is preset
First threshold, and/or, the similarity numerical value of adjacent photo is greater than or equal to preset second threshold, then the adjacent photo belongs to
The photo being continuously shot can obtain at least one set of photo being continuously shot to subsequent two adjacent photos with the rest may be inferred.
Wherein, preset first threshold such as several seconds, more than ten seconds or tens seconds are no more than 1 minute.Alternatively, preset
Second threshold is, for example, 95%.
Optionally, the photo being continuously shot is at least one set of obtained in the photo after the sequence has determined that
The photo being continuously shot, determine the photo being continuously shot in the photo from after the sequence, comprising:
Determine the photo that currently traverses, wherein the photo currently traversed be in currently processed photo sequence the
One photo, the initial value of the currently processed photo are the photos after sequence；
The photo being continuously shot for determining the photo comprising currently traversing, obtains fixed one group of photograph being continuously shot
Piece；
Photo in photo after the sequence in addition to fixed one group of photo being continuously shot is determined as
Currently processed photo；
Above-mentioned traversal processing is repeated to the currently processed photo, until obtaining from the photo after the sequence
At least one set of fixed photo being continuously shot.
Further, the determination includes the photo of the photo currently traversed being continuously shot, comprising:
Carry out the first judgement and the second judgement, wherein first judgement refers to: judging Pj+kAnd Pj+k+1Shooting time
Difference whether in preset first threshold, it is described second judgement refer to: judge Pj+kAnd Pj+k+1Similarity numerical value whether
In preset second threshold, wherein PjIt is the photo currently traversed, 0≤k < N-j, N are total numbers of the photo after sequence；
If it is described first judgement judging result and it is described second judgement judging result be all it is yes, k=k+ is set
1, repeat first judgement and second judgement；
If in the described first judging result judged and the described second judging result for judging at least one of be it is no,
Determine array [Pj, Pj+k] corresponding photo is the photo being continuously shot.
For example, obtaining the k+1 photo list P being continuously shot by the stepj,Pj+1,...,Pj+k, wherein 1≤j≤
j+k≤n,k≥0。
S13: the corresponding data packet of the photo being continuously shot described in acquisition, the data packet is: the partial data text of photo
Part, alternatively, the difference data compressed package between the picture data file of adjacent photo.
Optionally, the corresponding data packet of photo being continuously shot described in the acquisition, comprising:
Obtain PjComplete data file；
Calculate Pj+m+1Complete data file and Pj+mComplete data file between difference data, and according to preset
Compression algorithm compresses the difference data, obtains Pj+m+1Corresponding difference data compressed package, wherein 0≤m < k.
Wherein it is possible to obtain difference data using image difference calculation method, and use Text compression algorithm, such as LZ77
Algorithm or Run- Length Coding (Run Length Encoding, RLE) scheduling algorithm, compress difference data, obtain difference number
According to compressed package.
S14: sending the data packet to server-side, so that the server-side obtains the continuous bat according to the data packet
The photo taken the photograph, and the photo to be synchronized according to the photo acquisition being continuously shot.
For example, sending PjComplete data file, Pj+m+1Corresponding difference data compressed package is to server-side.
Server-side can specifically refer to cloud.
Since the data packet that client is sent may be complete data file, it is also possible to difference data compressed package, in order to
Facilitate server-side to identify, parameter information can be carried while sending data packet, to facilitate server-side to identify.
The data packet further includes following parameter:
First parameter, for identify the data packet whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference with the data packet
The parameter of the data packet of operation.
The data packet for the photo that the present embodiment is continuously shot by acquisition, which includes difference data compressed package, and
Difference data compressed package is sent to server-side, since the data volume of difference data compressed package is much smaller than complete data file, because
This can reduce the data volume of data transmission, so that the average uplink time of every photo be effectively reduced.
Fig. 2 is the flow diagram for the photo synchronous method that another embodiment of the present invention proposes, this method comprises:
S21: the data packet that client is sent is received, the data packet is the corresponding data of photo that client is continuously shot
Packet, the data packet is: the complete data file of photo, alternatively, the difference data between the picture data file of adjacent photo
Compressed package.
The executing subject of the present embodiment can be server-side, specifically can be cloud.
The multiple pictures that the photo being continuously shot such as user is continuously shot for the same moulding or posture.
Client is after obtaining the photo being continuously shot, the data file of the available photo being continuously shot, later,
Difference file can be obtained, difference file is compressed, is obtained according to the data file of two adjacent photos being continuously shot
To difference data compressed package.Specific process flow may refer to the description in above-described embodiment to client.
S22: according to the data packet, the photo that is continuously shot described in acquisition.
Optionally, the data packet can also include following parameter:
First parameter, for identify the data packet whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference with the data packet
The parameter of the data packet of operation.
After obtaining above-mentioned parameter, data and above-mentioned parameter the partial data of each photo can be obtained based on the received
File, to obtain the photo being continuously shot.
Optionally, the photo that is described according to the data packet, being continuously shot described in acquisition, comprising:
Judge that the data packet is partial data text or difference data compressed package according to first parameter；
It is corresponding to save the second parameter and the complete data file if the data packet is complete data file；
If the data packet is difference data compressed package, according to preset compression algorithm to the difference data compressed package
It unzips it, obtains difference data；And according to the determining number for carrying out difference operation with the data packet of the third parameter
According to packet, and obtain the complete data file of the data packet for carrying out difference operation；And according to the difference data and described complete
Entire data file obtains the corresponding complete data file of the data packet, and the second parameter of corresponding preservation and the data packet pair
The complete data file answered.
Further, the complete data file for obtaining the data packet for carrying out difference operation, comprising:
The second parameter of the data packet for carrying out difference operation is determined according to the third parameter；
According to the corresponding relationship between the second parameter pre-saved and complete data file, the progress difference fortune is determined
The complete data file of the data packet of calculation.
S23: the photo to be synchronized is obtained according to the photo being continuously shot.
Wherein, the photo to be synchronized is the client photo to be synchronized, and can be all of user's shooting and not yet carries out together
The photo of step.
Optionally, the photo being continuously shot according to obtains the photo to be synchronized, comprising:
The photo being continuously shot sequentially is combined, the photo to be synchronized is obtained.
For example, the shooting time of photo can be obtained after obtaining the photo being continuously shot, carried out sequentially according to the shooting time
Combination, obtains the photo to be synchronized.
The present embodiment, which passes through, receives the data packet that client is sent, and includes difference data compressed package in data packet, due to difference
The data volume of Value Data compressed package is much smaller than complete data file, therefore can reduce the data volume of data transmission, thus effectively
Reduce the average uplink time of every photo.
Fig. 3 is the flow diagram for the method that the photo that another embodiment of the present invention proposes is synchronized to cloud, the present embodiment
By taking the photo to cloud of sync client as an example, this method comprises:
S301: being ranked up the photo to be synchronized according to shooting time, the photo after being sorted.
Wherein, the photo to be synchronized can be all photos not yet synchronized of user's shooting.
Shooting time can be read from the file header of the data file of photo.Wherein, the file format of every kind of photo, example
Such as jpg, png have corresponding standard coding format agreement, when can read shooting from file header according to corresponding agreement
Between.
Specifically, can be ranked up according to the vertical sequence of shooting time to photo.
For example, the photo after being sorted is: P by the step1, P2..., Pn。
The present embodiment is with the photo list P after sorting1, P2..., Pn, for n > 1.
S302: the photo currently traversed is determined, wherein the photo currently traversed is sorted in currently processed photo
In first photo, the initial value of the currently processed photo is the photo after sequence.
For example, it is assumed that the photo currently traversed is Pj, PjInitial value be P1。
S303: are carried out by the first judgement and second and is judged for the photo currently traversed and the photo in face behind that sorts.
Wherein, first judgement refers to: judging Pj+kAnd Pj+k+1Shooting time difference whether in preset first threshold
In value, second judgement refers to: judging Pj+kAnd Pj+k+1Similarity numerical value whether in preset second threshold, wherein Pj
It is the photo currently traversed, 0≤k < N-j, N are total numbers of the photo after sequence.
Optionally, preset first threshold such as several seconds, more than ten seconds or tens seconds, preferably no more than 1 minute.Or
Person, preset second threshold are, for example, 95%.
S304: obtaining the judging result of the first judgement and the judging result of the second judgement, if first judgement is sentenced
Disconnected result and the judging result of second judgement be all it is yes, then follow the steps S305.If the judgement knot of first judgement
In fruit and the described second judging result for judging at least one of be it is no, then follow the steps S306 and subsequent step.
For example, obtaining Pj+kAnd Pj+k+1Shooting time difference whether in preset first threshold and Pj+kWith
Pj+k+1Similarity numerical value whether in preset second threshold, wherein PjIt is the photo currently traversed, 0≤k < N-j, N are rows
Total number of photo after sequence.
S305: setting k=k+1 repeats step S303.
For example, working as Pj+kAnd Pj+k+1Shooting time difference in preset first threshold, also, Pj+kAnd Pj+k+1's
When similarity numerical value is in preset second threshold, k=k+1 is set.
S306: array [P is determinedj, Pj+k] corresponding photo is the photo being continuously shot.
For example, working as Pj+kAnd Pj+k+1Shooting time difference not in preset first threshold, and/or, Pj+kAnd Pj+k+1
Similarity numerical value be no more than preset second threshold, it is determined that Pj, Pj+1..., Pj+kIt is one group of photo being continuously shot.
After the photo for determining to be continuously shot, require consideration for how to upload corresponding data packet to cloud.Corresponding Pj,
Pj+1..., Pj+kThe photo that this group is continuously shot can upload in the following way data packet:
S307: P is obtainedjComplete data file, and by PjComplete data file be sent to cloud.
S308: setting m, wherein the initial value of m is 0.
S309: P is calculatedj+m+1Complete data file and Pj+mComplete data file between difference data, and according to pre-
If compression algorithm, the difference data is compressed, P is obtainedj+m+1Corresponding difference data compressed package, and by difference data
Compressed package is sent to cloud.
Wherein it is possible to obtain difference data using image difference algorithm, difference data is obtained according to preset compression algorithm
Compressed package, preset compression algorithm such as LZ77 algorithm, RLE algorithm etc..
S310: m=m+1 is updated, and judges whether updated m is equal to k, if so, thening follow the steps S311, is otherwise repeated
Execute step S309-S310.
By above-mentioned processing, the data packet that client is sent to cloud is: photo PjComplete data file, alternatively,
Pj+m+1Complete data file and Pj+mComplete data file between difference data compressed package, 0≤m < k.
Determining Pj, Pj+1..., Pj+kIt is that can redefine P after one group of photo being continuously shotj+k+1It is current time
The photo gone through simultaneously is handled according to the above process, until the corresponding data packet of all photos is all sent to cloud.
After the present embodiment is to determine photo that one group is continuously shot, being sent to the corresponding data packet of one group of cloud photo is
Example, it is to be understood that the photo after sequence can also be first divided at least one set of photo being continuously shot, then obtained pair
The data packet answered, transmits data packet again later.
The data packet can also include following parameter:
First parameter, for identify the data packet whether be difference data compressed package parameter.
Second parameter, for identifying the parameter of the data packet.
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference with the data packet
The parameter of the data packet of operation.
Specifically, the first parameter can be expressed as A, the second parameter can be expressed as B, and third parameter can be expressed as C.
S311: cloud receives the data packet that client is sent.
Wherein, the received data packet in cloud is complete data file or difference data compressed package, and received data packet
In further include above-mentioned parameter A, B, C.
S312: judging that the data packet is complete data file or difference data compressed package according to first parameter,
If the data packet is complete data file, S313 is thened follow the steps, if the data packet is difference data compressed package,
Execute step S314.
For example, according to whether for identifying the data packet, to be the parameter A of difference data compressed package judged.
S313: corresponding to save the second parameter and the complete data file.
The data file received can be saved directly in storage system, and preservation corresponding with the second parameter.For example,
Save corresponding first complete data file of B1.
S314: cloud compressing data packet carries out reverse process, obtains corresponding complete number according to difference data compressed package
According to file, and corresponding second parameter of complete data file that will acquire saves.
Specifically, the difference data compressed package is unziped it according to preset compression algorithm, obtains difference data；
Preset compression algorithm can specifically such as LZ77 algorithm, RLE algorithm.
For example, unziping it to the first difference data compressed package, the first difference data is obtained.
According to the determining data packet for carrying out difference operation with the data packet of the third parameter, and it is poor to obtain the progress
It is worth the complete data file of the data packet of operation；
For example, being obtained according to third parameter with the parameter of the data packet of the first difference data progress difference operation is B1, then
According to the corresponding relationship of the B and complete data file that pre-save, available first complete data file；
According to the difference data and the complete data file, the corresponding complete data file of the data packet is obtained,
And the second parameter of corresponding preservation complete data file corresponding with the data packet；
For example, after obtaining the first difference data and the first complete data file, by the first difference data and the first complete number
After being added, the second complete data file is obtained, it is assumed that corresponding second parameter of the first difference data compressed package is B2, then
It is corresponding to save B2 and the second complete data file.
S315: cloud obtains the photo to be synchronized.
It cloud, can be according in complete data file after data packet based on the received obtains corresponding complete data file
Shooting time, the corresponding photo of complete data file is ranked up, the client photo to be synchronized is obtained.
In the present embodiment, client by the non-first photo of the photo being continuously shot send difference data compressed package due to
Similarity is very high between two photos being continuously shot, therefore most of byte is all 0 or numerical value very little in its difference data
Value, wherein there are the identical byte of numerous values, therefore carry out to accomplish very high compression ratio when Text compression, so that first
The upload for opening all photos after photo all only needs to upload the difference for the raw data file that data volume is far smaller than the photo
Value Data compressed package, so that transmission time of the data packet on network is substantially reduced, and in entire cloud synchronizing process, network
Transmission time is typically all to be much larger than the calculating of client local or cloud to the difference data time consumed with handling.
Fig. 4 is the structural schematic diagram for the photo synchronizing device that another embodiment of the present invention proposes, which includes sequence
Module 41, obtains module 43 and sending module 44 at determining module 42.
Sorting module 41 is for being ranked up the photo to be synchronized according to shooting time, the photo after being sorted.
The executing subject of the present embodiment can be client.
Wherein, the photo to be synchronized can be all photos not yet synchronized of user's shooting.
Shooting time can be read from the file header of the data file of photo.Wherein, the file format of every kind of photo, example
Such as jpg, png have corresponding standard coding format agreement, when can read shooting from file header according to corresponding agreement
Between.
Specifically, can be ranked up according to the vertical sequence of shooting time to photo.
For example, the photo after being sorted is: P by the step1, P2..., Pn。
Determining module 42 is used to determine the photo that is continuously shot from the photo after the sequence, described to be continuously shot
Photo refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet the photo of preset condition.
The multiple pictures that the photo being continuously shot such as user is continuously shot for the same moulding or posture.
Specifically, in photo after sequence, if the difference of the shooting time of adjacent photo be less than or equal to it is preset
First threshold, and/or, the similarity numerical value of adjacent photo is greater than or equal to preset second threshold, then the adjacent photo belongs to
The photo being continuously shot can obtain at least one set of photo being continuously shot to subsequent two adjacent photos with the rest may be inferred.
Wherein, preset first threshold such as several seconds, more than ten seconds or tens seconds are no more than 1 minute.Alternatively, preset
Second threshold is, for example, 95%.
In one embodiment, referring to Fig. 5, the photo being continuously shot be from obtained in the photo after the sequence to
Few one group of fixed photo being continuously shot, the determining module 42 include:
First unit 421, for determining the photo currently traversed, wherein the photo currently traversed is currently processed
Photo in sequence in first photo, the initial value of the currently processed photo is the photo after sequence.
For example, it is assumed that the photo currently traversed is Pj, PjInitial value be P1。
Second unit 422 obtains fixed one for determining the photo of the photo comprising currently traversing being continuously shot
The photo that group is continuously shot.
In another embodiment, the second unit 422 is specifically used for:
Carry out the first judgement and the second judgement, wherein first judgement refers to: judging Pj+kAnd Pj+k+1Shooting time
Difference whether in preset first threshold, it is described second judgement refer to: judge Pj+kAnd Pj+k+1Similarity numerical value whether
In preset second threshold, wherein PjIt is the photo currently traversed, 0≤k < N-j, N are total numbers of the photo after sequence；
If it is described first judgement judging result and it is described second judgement judging result be all it is yes, k=k+ is set
1, repeat first judgement and second judgement；
For example, working as Pj+kAnd Pj+k+1Shooting time difference in preset first threshold, also, Pj+kAnd Pj+k+1's
When similarity numerical value is in preset second threshold, k=k+1 is set.
If in the described first judging result judged and the described second judging result for judging at least one of be it is no,
Determine array [Pj, Pj+k] corresponding photo is the photo being continuously shot.
For example, working as Pj+kAnd Pj+k+1Shooting time difference not in preset first threshold, and/or, Pj+kAnd Pj+k+1
Similarity numerical value be no more than preset second threshold, it is determined that Pj, Pj+1..., Pj+kIt is one group of photo being continuously shot.
Third unit 423, for fixed one group of photo being continuously shot will to be removed in the photo after the sequence
Except photo be determined as currently processed photo；
4th unit 424, for repeating above-mentioned traversal processing to the currently processed photo, until from the row
At least one set of fixed photo being continuously shot is obtained in photo after sequence.
For example, obtaining the k+1 photo list P being continuously shot by the stepj,Pj+1,...,Pj+k, wherein 1≤j≤
j+k≤n,k≥0。
It obtains module 43 and is used to obtain the corresponding data packet of photo being continuously shot, the data packet is: photo
Complete data file, alternatively, the difference data compressed package between the picture data file of adjacent photo.
In another embodiment, the acquisition module 43 is specifically used for:
Obtain PjComplete data file；
Calculate Pj+m+1Complete data file and Pj+mComplete data file between difference data, and according to preset
Compression algorithm compresses the difference data, obtains Pj+m+1Corresponding difference data compressed package, wherein 0≤m < k.
Wherein it is possible to obtain difference data using image difference calculation method, and use Text compression algorithm, such as LZ77
Algorithm or Run- Length Coding (Run Length Encoding, RLE) scheduling algorithm, compress difference data, obtain difference number
According to compressed package.
Sending module 44 is used to send the data packet to server-side, so that the server-side is obtained according to the data packet
The photo being continuously shot, and the photo to be synchronized according to the photo acquisition being continuously shot.
For example, sending PjComplete data file, Pj+m+1Corresponding difference data compressed package is to server-side.
Server-side can specifically refer to cloud.
Since the data packet that client is sent may be complete data file, it is also possible to difference data compressed package, in order to
Facilitate server-side to identify, parameter information can be carried while sending data packet, to facilitate server-side to identify.
The data packet further includes following parameter:
First parameter, for identify the data packet whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference with the data packet
The parameter of the data packet of operation.
Specifically, the first parameter can be expressed as A, the second parameter can be expressed as B, and third parameter can be expressed as C.
The data packet for the photo that the present embodiment is continuously shot by acquisition, which includes difference data compressed package, and
Difference data compressed package is sent to server-side, since the data volume of difference data compressed package is much smaller than complete data file, because
This can reduce the data volume of data transmission, so that the average uplink time of every photo be effectively reduced.
Fig. 6 is the structural schematic diagram for the photo synchronizing device that another embodiment of the present invention proposes, which includes receiving
Module 61, processing module 62 and acquisition module 63.
Receiving module 61 is used to receive the data packet of client transmission, and the data packet is the photo that client is continuously shot
Corresponding data packet, the data packet is: the complete data file of photo, alternatively, between the picture data file of adjacent photo
Difference data compressed package.
The executing subject of the present embodiment can be server-side, specifically can be cloud.
The multiple pictures that the photo being continuously shot such as user is continuously shot for the same moulding or posture.
Client is after obtaining the photo being continuously shot, the data file of the available photo being continuously shot, later,
Difference file can be obtained, difference file is compressed, is obtained according to the data file of two adjacent photos being continuously shot
To difference data compressed package.Specific process flow may refer to the description in above-described embodiment to client.
Processing module 62 is used for the photo according to the data packet, being continuously shot described in acquisition.
Optionally, the data packet can also include following parameter:
First parameter, for identify the data packet whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference with the data packet
The parameter of the data packet of operation.
Specifically, the first parameter can be expressed as A, the second parameter can be expressed as B, and third parameter can be expressed as C.
After obtaining above-mentioned parameter, data and above-mentioned parameter the partial data of each photo can be obtained based on the received
File, to obtain the photo being continuously shot.
In one embodiment, referring to Fig. 7, the processing module 62 includes:
First unit 621, for judging that the data packet is partial data text or difference according to first parameter
Compression data packet.
For example, according to whether for identifying the data packet, to be the parameter A of difference data compressed package judged.
Second unit 622, if being complete data file for the data packet, it is corresponding save the second parameter with it is described
Complete data file.
The data file received can be saved directly in storage system, and preservation corresponding with the second parameter.For example,
Save corresponding first complete data file of B1.
Third unit 623, if being difference data compressed package for the data packet, according to preset compression algorithm to institute
It states difference data compressed package to unzip it, obtains difference data；And according to third parameter determination and the data packet
The data packet of difference operation is carried out, and obtains the complete data file of the data packet for carrying out difference operation；And according to described
Difference data and the complete data file obtain the corresponding complete data file of the data packet, and the second ginseng of corresponding preservation
Number complete data file corresponding with the data packet.
In another embodiment, the third unit 623 is specifically used for:
The second parameter of the data packet for carrying out difference operation is determined according to the third parameter；
According to the corresponding relationship between the second parameter pre-saved and complete data file, the progress difference fortune is determined
The complete data file of the data packet of calculation.
Specifically, the difference data compressed package is unziped it according to preset compression algorithm, obtains difference data；
Preset compression algorithm can specifically such as LZ77 algorithm, RLE algorithm.
For example, unziping it to the first difference data compressed package, the first difference data is obtained.
According to the determining data packet for carrying out difference operation with the data packet of the third parameter, and it is poor to obtain the progress
It is worth the complete data file of the data packet of operation；
For example, being obtained according to third parameter with the parameter of the data packet of the first difference data progress difference operation is B1, then
According to the corresponding relationship of the B and complete data file that pre-save, available first complete data file；
According to the difference data and the complete data file, the corresponding complete data file of the data packet is obtained,
And the second parameter of corresponding preservation complete data file corresponding with the data packet；
For example, after obtaining the first difference data and the first complete data file, by the first difference data and the first complete number
After being added, the second complete data file is obtained, it is assumed that corresponding second parameter of the first difference data compressed package is B2, then
It is corresponding to save B2 and the second complete data file.
It obtains the photo that module 63 is used to be continuously shot according to and obtains the photo to be synchronized.
Wherein, the photo to be synchronized is the client photo to be synchronized, and can be all of user's shooting and not yet carries out together
The photo of step.
In another embodiment, the acquisition module 63 is specifically used for:
The photo being continuously shot sequentially is combined, the photo to be synchronized is obtained.
For example, the shooting time of photo can be obtained after obtaining the photo being continuously shot, carried out sequentially according to the shooting time
Combination, obtains the photo to be synchronized.
The present embodiment, which passes through, receives the data packet that client is sent, and includes difference data compressed package in data packet, due to difference
The data volume of Value Data compressed package is much smaller than complete data file, therefore can reduce the data volume of data transmission, thus effectively
Reduce the average uplink time of every photo.
It should be noted that in the description of the present invention, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more.
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 present invention 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, Lai Zhihang function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
It should be appreciated that each section of the invention 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..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
It, can also be in addition, each functional unit in each embodiment of the present invention can integrate in a processing module
It is that each unit physically exists alone, can also be integrated in two or more units in a module.Above-mentioned integrated mould
Block both can take the form of hardware realization, can also be realized in the form of software function module.The integrated module is such as
Fruit is realized and when sold or used as an independent product in the form of software function module, also can store in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only memory, disk or CD etc..
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (16)
1. a kind of photo synchronous method characterized by comprising
Shooting time is read from the file header of the data file of photo, the photo to be synchronized is arranged according to the shooting time
Sequence, the photo after being sorted；
Determine that the photo being continuously shot, the photo being continuously shot refer to adjacent photo from the photo after the sequence
Photo similarity meets the photo of preset condition；
The corresponding data packet of the photo being continuously shot described in acquisition, the data packet is: the complete data file of photo, alternatively,
Difference data compressed package between the picture data file of adjacent photo；
The data packet is sent to server-side, so that the photograph that the server-side is continuously shot according to data packet acquisition
Piece, and the photo to be synchronized according to the photo acquisition being continuously shot, wherein the data packet includes the first parameter,
For identify the data packet whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference operation with the data packet
Data packet parameter.
2. the method according to claim 1, wherein the photo being continuously shot is from the photograph after the sequence
At least one set of fixed photo being continuously shot obtained in piece is determined in the photo from after the sequence continuous
The photo of shooting, comprising:
Determine the photo currently traversed, wherein the photo currently traversed is to sort in currently processed photo at first
Photo, the initial value of the currently processed photo be sequence after photo；
The photo being continuously shot for determining the photo comprising currently traversing, obtains fixed one group of photo being continuously shot；
Photo in photo after the sequence in addition to fixed one group of photo being continuously shot is determined as currently
The photo of processing；
Above-mentioned traversal processing is repeated to the currently processed photo, until obtaining at least from the photo after the sequence
One group of the fixed photo being continuously shot.
3. according to the method described in claim 2, it is characterized in that, the determination includes being continuously shot for the photo currently traversed
Photo, comprising:
Carry out the first judgement and the second judgement, wherein first judgement refers to: judging Pj+kAnd Pj+k+1Shooting time difference
Whether in preset first threshold, second judgement refers to value: judging Pj+kAnd Pj+k+1Similarity numerical value whether default
Second threshold in, wherein PjIt is the photo currently traversed, 0≤k < N-j, N are total numbers of the photo after sequence；
If it is described first judgement judging result and it is described second judgement judging result be all it is yes, k=k+1 is set, weight
First judgement and second judgement are executed again；
If in the described first judging result judged and the described second judging result for judging at least one of be no, it is determined that
Array [Pj, Pj+k] corresponding photo is the photo being continuously shot.
4. according to the method described in claim 3, it is characterized in that, the corresponding data of the photo being continuously shot described in the acquisition
Packet, comprising:
Obtain PjComplete data file；
Calculate Pj+m+1Complete data file and Pj+mComplete data file between difference data, and according to preset compression
Algorithm compresses the difference data, obtains Pj+m+1Corresponding difference data compressed package, wherein 0≤m < k.
5. a kind of photo synchronous method characterized by comprising
The data packet that client is sent is received, the data packet is the corresponding data packet of photo that client is continuously shot, described
Data packet is: the complete data file of photo, alternatively, the difference data compressed package between the picture data file of adjacent photo；
According to the data packet, the photo that is continuously shot described in acquisition, wherein the photo being continuously shot refers to adjacent photo
Photo similarity meet the photo of preset condition, wherein the data packet includes the first parameter, for identifying the data packet
Whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference operation with the data packet
Data packet parameter；
The photo to be synchronized is obtained according to the photo being continuously shot.
6. according to the method described in claim 5, being continuously shot described in acquisition it is characterized in that, described according to the data packet
Photo, comprising:
Judge that the data packet is partial data text or difference data compressed package according to first parameter；
It is corresponding to save the second parameter and the complete data file if the data packet is complete data file；
If the data packet is difference data compressed package, the difference data compressed package is carried out according to preset compression algorithm
Decompression obtains difference data；And the data packet of difference operation is carried out with the data packet according to third parameter determination,
And obtain the complete data file of the data packet for carrying out difference operation；And according to the difference data and the partial data
File obtains the corresponding complete data file of the data packet, and the second parameter of corresponding preservation is corresponding with the data packet complete
Entire data file.
7. according to the method described in claim 6, it is characterized in that, described obtain the complete of the data packet for carrying out difference operation
Entire data file, comprising:
The second parameter of the data packet for carrying out difference operation is determined according to the third parameter；
According to the corresponding relationship between the second parameter pre-saved and complete data file, the progress difference operation is determined
The complete data file of data packet.
8. according to the method described in claim 5, it is characterized in that, the photo acquisition being continuously shot according to will synchronize
Photo, comprising:
The photo being continuously shot sequentially is combined, the photo to be synchronized is obtained.
9. a kind of photo synchronizing device characterized by comprising
Sorting module, the file header for the data file from photo reads shooting time, to the photo to be synchronized according to described
Shooting time is ranked up, the photo after being sorted；
Determining module, the photo for determining to be continuously shot from the photo after the sequence, the photo being continuously shot
Refer to that the photo similarity of adjacent photo meets the photo of preset condition；
Module is obtained, for obtaining the corresponding data packet of photo being continuously shot, the data packet is: the complete number of photo
According to file, alternatively, the difference data compressed package between the picture data file of adjacent photo, wherein the data packet further includes
Following parameter:
First parameter, for identify the data packet whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference operation with the data packet
Data packet parameter；
Sending module, for sending the data packet to server-side, so that the server-side is according to data packet acquisition
The photo being continuously shot, and the photo to be synchronized according to the photo acquisition being continuously shot.
10. device according to claim 9, which is characterized in that the photo being continuously shot is after the sequence
At least one set of fixed photo being continuously shot, the determining module obtained in photo include:
First unit, for determining the photo currently traversed, wherein the photo currently traversed is in currently processed photo
Photo of the sequence at first, the initial value of the currently processed photo are the photos after sequence；
Second unit, for determining the photo being continuously shot of photo comprising currently traversing, obtain fixed one group it is continuous
The photo of shooting；
Third unit, for by the photograph in the photo after the sequence in addition to fixed one group of photo being continuously shot
Piece is determined as currently processed photo；
Unit the 4th, for repeating above-mentioned traversal processing to the currently processed photo, until after the sequence
At least one set of fixed photo being continuously shot is obtained in photo.
11. device according to claim 10, which is characterized in that the second unit is specifically used for:
Carry out the first judgement and the second judgement, wherein first judgement refers to: judging Pj+kAnd Pj+k+1Shooting time difference
Whether in preset first threshold, second judgement refers to value: judging Pj+kAnd Pj+k+1Similarity numerical value whether default
Second threshold in, wherein PjIt is the photo currently traversed, 0≤k < N-j, N are total numbers of the photo after sequence；
If it is described first judgement judging result and it is described second judgement judging result be all it is yes, k=k+1 is set, weight
First judgement and second judgement are executed again；
If in the described first judging result judged and the described second judging result for judging at least one of be no, it is determined that
Array [Pj, Pj+k] corresponding photo is the photo being continuously shot.
12. device according to claim 11, which is characterized in that the acquisition module is specifically used for:
Obtain PjComplete data file；
Calculate Pj+m+1Complete data file and Pj+mComplete data file between difference data, and according to preset compression
Algorithm compresses the difference data, obtains Pj+m+1Corresponding difference data compressed package, wherein 0≤m < k.
13. a kind of photo synchronizing device characterized by comprising
Receiving module, for receiving the data packet of client transmission, the data packet is that the photo that client is continuously shot is corresponding
Data packet, the data packet is: the complete data file of photo, alternatively, the difference between the picture data file of adjacent photo
Value Data compressed package；
Processing module, the photo for being continuously shot described in acquisition according to the data packet, wherein the photograph being continuously shot
Piece refers to that the photo similarity of adjacent photo meets the photo of preset condition, wherein the data packet includes the first parameter, is used for
Identify the data packet whether be difference data compressed package parameter；
Second parameter, for identifying the parameter of the data packet；
Third parameter, for when the data packet is difference data compressed package, mark to carry out difference operation with the data packet
Data packet parameter；
Module is obtained, the photo for being continuously shot according to obtains the photo to be synchronized.
14. device according to claim 13, which is characterized in that the processing module includes:
First unit, for judging that the data packet is that partial data text or difference data compress according to first parameter
Packet；
Second unit, it is corresponding to save the second parameter and the complete number if being complete data file for the data packet
According to file；
Third unit, if being difference data compressed package for the data packet, according to preset compression algorithm to the difference
Compression data packet unzips it, and obtains difference data；And it is determining poor with data packet progress according to the third parameter
It is worth the data packet of operation, and obtains the complete data file of the data packet for carrying out difference operation；And according to the difference number
According to the complete data file, the corresponding complete data file of the data packet is obtained, and correspond to and save the second parameter and institute
State the corresponding complete data file of data packet.
15. device according to claim 14, which is characterized in that the third unit is specifically used for:
The second parameter of the data packet for carrying out difference operation is determined according to the third parameter；
According to the corresponding relationship between the second parameter pre-saved and complete data file, the progress difference operation is determined
The complete data file of data packet.
16. device according to claim 13, which is characterized in that the acquisition module is specifically used for:
The photo being continuously shot sequentially is combined, the photo to be synchronized is obtained.
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| CN106202456B (en) * | 2016-07-13 | 2019-08-09 | Oppo广东移动通信有限公司 | Send the method and device of picture |
| CN111678462A (en) * | 2020-05-26 | 2020-09-18 | 深圳市圳天元科技开发有限责任公司 | Four-wheel positioning system, four-wheel positioning method and computer readable storage medium |
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