CN104469069A - Picture synchronization method and device - Google Patents
Picture synchronization method and device Download PDFInfo
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- CN104469069A CN104469069A CN201410774006.4A CN201410774006A CN104469069A CN 104469069 A CN104469069 A CN 104469069A CN 201410774006 A CN201410774006 A CN 201410774006A CN 104469069 A CN104469069 A CN 104469069A
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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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- General Engineering & Computer Science (AREA)
- Computing Systems (AREA)
- Information Transfer Between Computers (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The invention provides a picture synchronization method and device. The picture synchronization method comprises the steps that pictures to be synchronized are ranked according to the shooting time, and then the ranked pictures are obtained; continuously-shot pictures are selected from the ranked pictures, wherein according to the continuously-shot pictures, the difference value between the shooting times of every two adjacent pictures meets a preset condition and/or the degree of similarity between every two adjacent pictures meets a preset condition; a data packet corresponding to the continuously-shot pictures is obtained, wherein the data packet refers to a complete data file of the pictures or a data package of the difference values between data files of adjacent pictures; the data packet is sent to a server side so that the server side can obtain the continuously-shot pictures according to the data packet, and the pictures to be synchronized are obtained according to the continuously-shot pictures. By the adoption of the method, the average uploading time of each picture can be effectively shortened.
Description
Technical field
The present invention relates to technical field of data processing, particularly relate to a kind of photo synchronous method and device.
Background technology
Existing various cloud stores service, as Baidu's cloud, 115 net dishes etc., conveniently user, can provide the photo on automatic synchronization user local device to the client utility in high in the clouds.
In prior art, a synchronous photo needs complete data file corresponding for photo to upload to service end.But along with continuous high Qinghua of the camera pixel of various mobile device and mm professional camera special, the data file of the correspondence of shooting photo out also becomes increasing, and the time correspondingly needed for a synchronous photo is also more and more longer.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.
For this reason, one object of the present invention is to propose a kind of photo synchronous method, and the method effectively can reduce the average uplink time often opening photo.
Another object of the present invention is to propose a kind of photo synchronizer.
For achieving the above object, the photo synchronous method that first aspect present invention embodiment proposes, comprising: to wanting synchronous photo to sort according to shooting time, obtain the photo after sorting; From the photo after described sequence, determine the photo of shooting continuously, the photo of described continuous shooting refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet pre-conditioned photo; Obtain the packet that the photo of described continuous shooting is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo; Send described packet to service end, to make described service end obtain the photo of described continuous shooting according to described packet, and obtain described photo that will be synchronous according to the photo of described continuous shooting.
The photo synchronous method that first aspect present invention embodiment proposes, by obtaining the packet of the photo of shooting continuously, this packet comprises difference data compressed package, and difference data compressed package is sent to service end, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
For achieving the above object, the photo synchronous method that second aspect present invention embodiment proposes, comprise: receive the packet that client sends, described packet is the packet that photo that client is taken continuously is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo; According to described packet, obtain the photo of described continuous shooting; Obtain according to the photo of described continuous shooting and want synchronous photo.
The photo synchronous method that second aspect present invention embodiment proposes, by receiving the packet that client sends, packet comprises difference data compressed package, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
For achieving the above object, the photo synchronizer that third aspect present invention embodiment proposes, comprising: order module, for wanting synchronous photo to sort according to shooting time, obtains the photo after sorting; Determination module, for determining the photo of shooting continuously from the photo after described sequence, the photo of described continuous shooting refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet pre-conditioned photo; Acquisition module, the packet that the photo for obtaining described continuous shooting is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo; Sending module, for sending described packet to service end, to make described service end obtain the photo of described continuous shooting according to described packet, and obtains described photo that will be synchronous according to the photo of described continuous shooting.
The photo synchronizer that third aspect present invention embodiment proposes, by obtaining the packet of the photo of shooting continuously, this packet comprises difference data compressed package, and difference data compressed package is sent to service end, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
For achieving the above object, the photo synchronizer that fourth aspect present invention embodiment proposes, comprise: receiver module, for receiving the packet that client sends, described packet is the packet that photo that client is taken continuously is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo; Processing module, for according to described packet, obtains the photo of described continuous shooting; Acquisition module, wants synchronous photo for obtaining according to the photo of described continuous shooting.
The photo synchronizer that fourth aspect present invention embodiment proposes, by receiving the packet that client sends, packet comprises difference data compressed package, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the schematic flow sheet of the photo synchronous method that one embodiment of the invention proposes;
Fig. 2 is the schematic flow sheet of the photo synchronous method that another embodiment of the present invention proposes;
Fig. 3 is the schematic flow sheet of the photo synchronous method that another embodiment of the present invention proposes;
Fig. 4 is the structural representation of the photo synchronizer that another embodiment of the present invention proposes;
Fig. 5 is the structural representation of the photo synchronizer that another embodiment of the present invention proposes;
Fig. 6 is the structural representation of the photo synchronizer that another embodiment of the present invention proposes;
Fig. 7 is the structural representation of the photo synchronizer that another embodiment of the present invention proposes.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.
Fig. 1 is the schematic flow sheet of the photo synchronous method that one embodiment of the invention proposes, and the method comprises:
S11: to wanting synchronous photo to sort according to shooting time, obtain the photo after sorting.
The executive agent of the present embodiment can be client.
Wherein, synchronous photo can be that all that user takes not yet carry out synchronous photo.
Shooting time can read from the file header of the data file of photo.Wherein, the file format of often kind of photo, such as jpg, png etc., have corresponding standard coding format agreement, the agreement according to correspondence can read shooting time from file header.
Concrete, can sort according to the vertical order comparison film of shooting time.
Such as, through this step, obtaining the photo after sorting is: P
1, P
2..., P
n.
S12: the photo determining shooting continuously from the photo after described sequence, the photo of described continuous shooting refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet pre-conditioned photo.
The multiple pictures that the photo such as user of continuous shooting takes continuously for same moulding or posture.
Concrete, in photo after sequence, if the difference of the shooting time of adjacent photo is less than or equal to default first threshold, and/or, the similarity numerical value of adjacent photo is more than or equal to default Second Threshold, then this adjacent photo belongs to the photo of shooting continuously, and to follow-up two, adjacent photo can the rest may be inferred, obtains the photo of the continuous shooting of at least one group.
Wherein, the first threshold preset such as several seconds, tens seconds or tens seconds, is no more than 1 minute.Or the Second Threshold preset is such as 95%.
Optionally, the photo of described continuous shooting is the photo of the fixed continuous shooting of at least one group that obtains from the photo after described sequence, and the described photo determining shooting continuously from the photo after described sequence, comprising:
Determine the photo of current traversal, wherein, the photo of described current traversal is the photo sorted in the photo of pre-treatment at first, and the initial value of the described photo when pre-treatment is the photo after sequence;
Determine the photo of the continuous shooting of the photo comprising current traversal, obtain fixed one group of photo taken continuously;
Photo in photo after described sequence except described fixed one group of photo taken continuously is defined as the photo when pre-treatment;
Above-mentioned traversal processing is repeated, until obtain the photo of the fixed continuous shooting of at least one group from the photo after described sequence to the described photo when pre-treatment.
Further, the described photo determining the continuous shooting of the photo comprising current traversal, comprising:
Carry out the first judgement and second to judge, wherein, described first judges to refer to: judge P
j+kand P
j+k+1the difference of shooting time whether in the first threshold preset, described second judges to refer to: judge P
j+kand P
j+k+1similarity numerical value whether in the Second Threshold preset, wherein, P
jbe the photo of current traversal, 0≤k<N-j, N are total numbers of the photo after sequence;
If described first judged result judged and described second judged result judged are all yes, then k=k+1 is set, repeats described first and judge and described second judgement;
If at least one item in the judged result of the described first judged result judged and described second judgement is no, then determine array [P
j, P
j+k] corresponding photo is the photo of shooting continuously.
Such as, through this step, obtain the photo list P that k+1 opens shooting continuously
j, P
j+1..., P
j+k, wherein, 1≤j≤j+k≤n, k>=0.
S13: obtain the packet that the photo of described continuous shooting is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo.
Optionally, the packet that the photo of the described continuous shooting of described acquisition is corresponding, comprising:
Obtain P
jcomplete data file;
Calculate P
j+m+1complete data file and P
j+mcomplete data file between difference data, and according to preset compression algorithm, described difference data is compressed, obtains P
j+m+1corresponding difference data compressed package, wherein, 0≤m<k.
Wherein, image difference computational methods can be adopted to obtain difference data, and adopt Text compression algorithm, such as LZ77 algorithm or Run-Length Coding (Run Length Encoding, RLE) scheduling algorithm, compresses difference data, obtains difference data compressed package.
S14: send described packet to service end, to make described service end obtain the photo of described continuous shooting according to described packet, and obtains described photo that will be synchronous according to the photo of described continuous shooting.
Such as, P is sent
jcomplete data file, P
j+m+1corresponding difference data compressed package is to service end.
Service end specifically can refer to high in the clouds.
The packet sent due to client may be complete data file, also may be difference data compressed package, conveniently service end identification, can carry parameter information, with the identification of convenient service end while transmission packet.
Described packet also comprises following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
The present embodiment is by obtaining the packet of the photo of shooting continuously, this packet comprises difference data compressed package, and difference data compressed package is sent to service end, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
Fig. 2 is the schematic flow sheet of the photo synchronous method that another embodiment of the present invention proposes, and the method comprises:
S21: receive the packet that client sends, described packet is the packet that photo that client is taken continuously is corresponding, and described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo.
The executive agent of the present embodiment can be service end, can be specifically high in the clouds.
The multiple pictures that the photo such as user of continuous shooting takes continuously for same moulding or posture.
Client, after the photo obtaining shooting continuously, can obtain the data file of the photo that this is taken continuously, afterwards, the data file of the photo can taken continuously according to adjacent two, obtain difference file, difference file is compressed, obtain difference data compressed package.Concrete handling process can see in above-described embodiment to the description of client.
S22: according to described packet, obtains the photo of described continuous shooting.
Optionally, described packet can also comprise following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
After acquisition above-mentioned parameter, the complete data file of each photo can be obtained according to the data received and above-mentioned parameter, thus obtain the photo of shooting continuously.
Optionally, described according to described packet, obtain the photo of described continuous shooting, comprising:
Judge that described packet is partial data text or difference data compressed package according to described first parameter;
If described packet is complete data file, then corresponding preservation the second parameter and described complete data file;
If described packet is difference data compressed package, the compression algorithm according to presetting decompresses to described difference data compressed package, obtains difference data; And determine according to described 3rd parameter the packet carrying out difference operation with described packet, and carry out the complete data file of the packet of difference operation described in obtaining; And according to described difference data and described complete data file, obtain the complete data file that described packet is corresponding, and the complete data file that corresponding preservation the second parameter is corresponding with described packet.
Further, carry out the complete data file of the packet of difference operation described in described acquisition, comprising:
The second parameter of the packet of difference operation is carried out described in determining according to described 3rd parameter;
According to the corresponding relation between second parameter of preserving in advance and complete data file, described in determining, carry out the complete data file of the packet of difference operation.
S23: obtain according to the photo of described continuous shooting and want synchronous photo.
Wherein, synchronous photo to be the photo that client wants synchronous, can be that all that user takes not yet carry out synchronous photo.
Optionally, the described photo according to described continuous shooting obtains wants synchronous photo, comprising:
The photo of described continuous shooting is combined according to the order of sequence, obtains wanting synchronous photo.
Such as, after obtaining the photo of shooting continuously, the shooting time of photo can be obtained, combine according to the order of sequence according to this shooting time, obtain wanting synchronous photo.
The packet that the present embodiment sends by receiving client, packet comprises difference data compressed package, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
Fig. 3 is that the photo that another embodiment of the present invention proposes is synchronized to the schematic flow sheet of the method in high in the clouds, and the present embodiment is for the photo of sync client to high in the clouds, and the method comprises:
S301: to wanting synchronous photo to sort according to shooting time, obtain the photo after sorting.
Wherein, synchronous photo can be that all that user takes not yet carry out synchronous photo.
Shooting time can read from the file header of the data file of photo.Wherein, the file format of often kind of photo, such as jpg, png etc., have corresponding standard coding format agreement, the agreement according to correspondence can read shooting time from file header.
Concrete, can sort according to the vertical order comparison film of shooting time.
Such as, through this step, obtaining the photo after sorting is: P
1, P
2..., P
n.
The present embodiment is with the photo list P after sequence
1, P
2..., P
n, n>1 is example.
S302: the photo determining current traversal, wherein, the photo of described current traversal is the photo sorted in the photo of pre-treatment at first, and the initial value of the described photo when pre-treatment is the photo after sequence.
Such as, suppose that the photo of current traversal is P
j, P
jinitial value be P
1.
S303: the photo after it carries out the first judgement and second and judges to the photo of current traversal and sequence.
Wherein, described first judges to refer to: judge P
j+kand P
j+k+1the difference of shooting time whether in the first threshold preset, described second judges to refer to: judge P
j+kand P
j+k+1similarity numerical value whether in the Second Threshold preset, wherein, P
jbe the photo of current traversal, 0≤k<N-j, N are total numbers of the photo after sequence.
Optionally, the first threshold preset such as several seconds, tens seconds or tens seconds, preferably no more than 1 minute.Or the Second Threshold preset is such as 95%.
S304: obtain the first judged result judged and the second judged result judged, if described first judged result judged and described second judged result judged are all yes, then perform step S305.If at least one item in the judged result of the described first judged result judged and described second judgement is no, then perform step S306 and subsequent step.
Such as, P is obtained
j+kand P
j+k+1the difference of shooting time whether in the first threshold preset, and P
j+kand P
j+k+1similarity numerical value whether in the Second Threshold preset, wherein, P
jbe the photo of current traversal, 0≤k<N-j, N are total numbers of the photo after sequence.
S305: k=k+1 is set, repeated execution of steps S303.
Such as, P is worked as
j+kand P
j+k+1shooting time difference preset first threshold in, and, P
j+kand P
j+k+1similarity numerical value preset Second Threshold in time, k=k+1 is set.
S306: determine array [P
j, P
j+k] corresponding photo is the photo of shooting continuously.
Such as, P is worked as
j+kand P
j+k+1shooting time difference not preset first threshold in, and/or, P
j+kand P
j+k+1similarity numerical value being no more than default Second Threshold, then determine P
j, P
j+1..., P
j+kit is one group of photo taken continuously.
After the photo determining shooting continuously, need to consider how to upload corresponding packet to high in the clouds.Corresponding P
j, P
j+1..., P
j+kthe photo that this group is taken continuously, can uploading data bag in the following way:
S307: obtain P
jcomplete data file, and by P
jcomplete data file send to high in the clouds.
S308: arrange m, wherein the initial value of m is 0.
S309: calculate P
j+m+1complete data file and P
j+mcomplete data file between difference data, and according to preset compression algorithm, described difference data is compressed, obtains P
j+m+1corresponding difference data compressed package, and difference data compressed package is sent to high in the clouds.
Wherein, image difference algorithm can be adopted to obtain difference data, the compression algorithm according to presetting obtains difference data compressed package, and default compression algorithm is LZ77 algorithm, RLE algorithm etc. such as.
S310: upgrade m=m+1, and judge whether the m after upgrading equals k, if so, then performs step S311, otherwise repeated execution of steps S309-S310.
By above-mentioned process, client sends to the packet in high in the clouds to be: photo P
jcomplete data file, or, P
j+m+1complete data file and P
j+mcomplete data file between difference data compressed package, 0≤m<k.
Determining P
j, P
j+1..., P
j+kbe after one group of photo taken continuously, can P be redefined
j+k+1for current traversal photo and process according to above-mentioned flow process, until packet corresponding to all photos is all sent to high in the clouds.
The present embodiment is with after determining one group of photo taken continuously, the packet sending to one group, high in the clouds photo corresponding is example, is understandable that, also first the photo after sequence can be divided into the photo of the continuous shooting of at least one group, obtain corresponding packet again, transmit packet more afterwards.
Described packet can also comprise following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package.
Second parameter, for identifying the parameter of described packet.
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
Concrete, the first parameter can be expressed as A, and the second parameter can be expressed as B, and the 3rd parameter can be expressed as C.
S311: high in the clouds receives the packet that client sends.
Wherein, the packet that high in the clouds receives is complete data file or difference data compressed package, and also comprises above-mentioned parameter A, B, C in the packet received.
S312: judge that described packet is complete data file or difference data compressed package according to described first parameter, if described packet is complete data file, then perform step S313, if described packet is difference data compressed package, then perform step S314.
Such as, according to being whether that the parameter A of difference data compressed package judges for identifying described packet.
S313: corresponding preservation the second parameter and described complete data file.
The data file received directly can be saved in storage system, and correspondingly with the second parameter preserve.Such as, corresponding first complete data file of B1 is preserved.
S314: high in the clouds compressing data bag carries out reverse process, obtains corresponding complete data file according to difference data compressed package, and corresponding for the complete data file obtained the second parameter is preserved.
Particularly, the compression algorithm according to presetting decompresses to described difference data compressed package, obtains difference data;
The compression algorithm preset can specifically as LZ77 algorithm, RLE algorithm etc.
Such as, the first difference data compressed package is decompressed, obtains the first difference data.
Determine according to described 3rd parameter the packet carrying out difference operation with described packet, and carry out the complete data file of the packet of difference operation described in obtaining;
Such as, the parameter of carrying out the packet of difference operation according to the 3rd parameter acquiring and the first difference data is B1, then according to the corresponding relation of the B that preserves in advance and complete data file, can obtain the first complete data file;
According to described difference data and described complete data file, obtain the complete data file that described packet is corresponding, and the complete data file that corresponding preservation the second parameter is corresponding with described packet;
Such as, after obtaining the first difference data and the first complete data file, after the first difference data and the first partial data being added, obtain the second complete data file, suppose that the second parameter that the first difference data compressed package is corresponding is B2, then corresponding preservation B2 and the second complete data file.
S315: high in the clouds obtains wants synchronous photo.
High in the clouds, can according to the shooting time in complete data file after obtaining corresponding complete data file according to the packet received, and the photo corresponding to complete data file sorts, and obtains the photo that client wants synchronous.
In the present embodiment, client is passed through the photo of shooting continuously non-first photo transmission difference data compressed package because similarity between two photos taken continuously is very high, therefore in its difference data, most of byte is all 0 or the very little value of numerical value, wherein there is the byte that of numerous values is identical, very high compression ratio can be accomplished when therefore carrying out Text compression, what make all photos after first photo uploads the difference data compressed package all only needing uploading data amount to be far smaller than the raw data file of this photo, thus greatly reduce the transmission time of packet on network, and in the synchronizing process of whole high in the clouds, network latency is all generally the time consumed with process the calculating of difference data much larger than client this locality or high in the clouds.
Fig. 4 is the structural representation of the photo synchronizer that another embodiment of the present invention proposes, and this device 40 comprises order module 41, determination module 42, acquisition module 43 and sending module 44.
Order module 41, for wanting synchronous photo to sort according to shooting time, obtains the photo after sorting.
The executive agent of the present embodiment can be client.
Wherein, synchronous photo can be that all that user takes not yet carry out synchronous photo.
Shooting time can read from the file header of the data file of photo.Wherein, the file format of often kind of photo, such as jpg, png etc., have corresponding standard coding format agreement, the agreement according to correspondence can read shooting time from file header.
Concrete, can sort according to the vertical order comparison film of shooting time.
Such as, through this step, obtaining the photo after sorting is: P
1, P
2..., P
n.
Determination module 42 for determining the photo of shooting continuously from the photo after described sequence, and the photo of described continuous shooting refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet pre-conditioned photo.
The multiple pictures that the photo such as user of continuous shooting takes continuously for same moulding or posture.
Concrete, in photo after sequence, if the difference of the shooting time of adjacent photo is less than or equal to default first threshold, and/or, the similarity numerical value of adjacent photo is more than or equal to default Second Threshold, then this adjacent photo belongs to the photo of shooting continuously, and to follow-up two, adjacent photo can the rest may be inferred, obtains the photo of the continuous shooting of at least one group.
Wherein, the first threshold preset such as several seconds, tens seconds or tens seconds, is no more than 1 minute.Or the Second Threshold preset is such as 95%.
In an embodiment, see Fig. 5, the photo of described continuous shooting is the photo of the fixed continuous shooting of at least one group that obtains from the photo after described sequence, and described determination module 42 comprises:
First module 421, for determining the photo of current traversal, wherein, the photo of described current traversal is the photo sorted in the photo of pre-treatment at first, and the initial value of the described photo when pre-treatment is the photo after sequence.
Such as, suppose that the photo of current traversal is P
j, P
jinitial value be P
1.
Second unit 422, for determining the photo of the continuous shooting of the photo comprising current traversal, obtains fixed one group of photo taken continuously.
In another embodiment, described second unit 422 specifically for:
Carry out the first judgement and second to judge, wherein, described first judges to refer to: judge P
j+kand P
j+k+1the difference of shooting time whether in the first threshold preset, described second judges to refer to: judge P
j+kand P
j+k+1similarity numerical value whether in the Second Threshold preset, wherein, P
jbe the photo of current traversal, 0≤k<N-j, N are total numbers of the photo after sequence;
If described first judged result judged and described second judged result judged are all yes, then k=k+1 is set, repeats described first and judge and described second judgement;
Such as, P is worked as
j+kand P
j+k+1shooting time difference preset first threshold in, and, P
j+kand P
j+k+1similarity numerical value preset Second Threshold in time, k=k+1 is set.
If at least one item in the judged result of the described first judged result judged and described second judgement is no, then determine array [P
j, P
j+k] corresponding photo is the photo of shooting continuously.
Such as, P is worked as
j+kand P
j+k+1shooting time difference not preset first threshold in, and/or, P
j+kand P
j+k+1similarity numerical value being no more than default Second Threshold, then determine P
j, P
j+1..., P
j+kit is one group of photo taken continuously.
3rd unit 423, for being defined as the photo when pre-treatment by the photo in the photo after described sequence except described fixed one group of photo taken continuously;
4th unit 424, for repeating above-mentioned traversal processing, until obtain the photo of the fixed continuous shooting of at least one group from the photo after described sequence to the described photo when pre-treatment.
Such as, through this step, obtain the photo list P that k+1 opens shooting continuously
j, P
j+1..., P
j+k, wherein, 1≤j≤j+k≤n, k>=0.
Acquisition module 43 is for packet corresponding to the photo that obtains described continuous shooting, and described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo.
In another embodiment, described acquisition module 43 specifically for:
Obtain P
jcomplete data file;
Calculate P
j+m+1complete data file and P
j+mcomplete data file between difference data, and according to preset compression algorithm, described difference data is compressed, obtains P
j+m+1corresponding difference data compressed package, wherein, 0≤m<k.
Wherein, image difference computational methods can be adopted to obtain difference data, and adopt Text compression algorithm, such as LZ77 algorithm or Run-Length Coding (Run Length Encoding, RLE) scheduling algorithm, compresses difference data, obtains difference data compressed package.
Sending module 44, for sending described packet to service end, to make described service end obtain the photo of described continuous shooting according to described packet, and obtains described photo that will be synchronous according to the photo of described continuous shooting.
Such as, P is sent
jcomplete data file, P
j+m+1corresponding difference data compressed package is to service end.
Service end specifically can refer to high in the clouds.
The packet sent due to client may be complete data file, also may be difference data compressed package, conveniently service end identification, can carry parameter information, with the identification of convenient service end while transmission packet.
Described packet also comprises following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
Concrete, the first parameter can be expressed as A, and the second parameter can be expressed as B, and the 3rd parameter can be expressed as C.
The present embodiment is by obtaining the packet of the photo of shooting continuously, this packet comprises difference data compressed package, and difference data compressed package is sent to service end, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
Fig. 6 is the structural representation of the photo synchronizer that another embodiment of the present invention proposes, and this device 60 comprises receiver module 61, processing module 62 and acquisition module 63.
The packet that receiver module 61 sends for receiving client, described packet is the packet that photo that client is taken continuously is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo.
The executive agent of the present embodiment can be service end, can be specifically high in the clouds.
The multiple pictures that the photo such as user of continuous shooting takes continuously for same moulding or posture.
Client, after the photo obtaining shooting continuously, can obtain the data file of the photo that this is taken continuously, afterwards, the data file of the photo can taken continuously according to adjacent two, obtain difference file, difference file is compressed, obtain difference data compressed package.Concrete handling process can see in above-described embodiment to the description of client.
Processing module 62, for according to described packet, obtains the photo of described continuous shooting.
Optionally, described packet can also comprise following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
Concrete, the first parameter can be expressed as A, and the second parameter can be expressed as B, and the 3rd parameter can be expressed as C.
After acquisition above-mentioned parameter, the complete data file of each photo can be obtained according to the data received and above-mentioned parameter, thus obtain the photo of shooting continuously.
In an embodiment, see Fig. 7, described processing module 62 comprises:
First module 621, for judging that according to described first parameter described packet is partial data text or difference data compressed package.
Such as, according to being whether that the parameter A of difference data compressed package judges for identifying described packet.
Second unit 622, if be complete data file for described packet, then corresponding preservation the second parameter and described complete data file.
The data file received directly can be saved in storage system, and correspondingly with the second parameter preserve.Such as, corresponding first complete data file of B1 is preserved.
3rd unit 623, if be difference data compressed package for described packet, the compression algorithm according to presetting decompresses to described difference data compressed package, obtains difference data; And determine according to described 3rd parameter the packet carrying out difference operation with described packet, and carry out the complete data file of the packet of difference operation described in obtaining; And according to described difference data and described complete data file, obtain the complete data file that described packet is corresponding, and the complete data file that corresponding preservation the second parameter is corresponding with described packet.
In another embodiment, described 3rd unit 623 specifically for:
The second parameter of the packet of difference operation is carried out described in determining according to described 3rd parameter;
According to the corresponding relation between second parameter of preserving in advance and complete data file, described in determining, carry out the complete data file of the packet of difference operation.
Particularly, the compression algorithm according to presetting decompresses to described difference data compressed package, obtains difference data;
The compression algorithm preset can specifically as LZ77 algorithm, RLE algorithm etc.
Such as, the first difference data compressed package is decompressed, obtains the first difference data.
Determine according to described 3rd parameter the packet carrying out difference operation with described packet, and carry out the complete data file of the packet of difference operation described in obtaining;
Such as, the parameter of carrying out the packet of difference operation according to the 3rd parameter acquiring and the first difference data is B1, then according to the corresponding relation of the B that preserves in advance and complete data file, can obtain the first complete data file;
According to described difference data and described complete data file, obtain the complete data file that described packet is corresponding, and the complete data file that corresponding preservation the second parameter is corresponding with described packet;
Such as, after obtaining the first difference data and the first complete data file, after the first difference data and the first partial data being added, obtain the second complete data file, suppose that the second parameter that the first difference data compressed package is corresponding is B2, then corresponding preservation B2 and the second complete data file.
Acquisition module 63 wants synchronous photo for obtaining according to the photo of described continuous shooting.
Wherein, synchronous photo to be the photo that client wants synchronous, can be that all that user takes not yet carry out synchronous photo.
In another embodiment, described acquisition module 63 specifically for:
The photo of described continuous shooting is combined according to the order of sequence, obtains wanting synchronous photo.
Such as, after obtaining the photo of shooting continuously, the shooting time of photo can be obtained, combine according to the order of sequence according to this shooting time, obtain wanting synchronous photo.
The packet that the present embodiment sends by receiving client, packet comprises difference data compressed package, because the data volume of difference data compressed package is much smaller than complete data file, therefore can reduce the data volume of transfer of data, thus effectively the average uplink time of photo is often opened in reduction.
It should be noted that, in describing the invention, term " first ", " second " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.In addition, in describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the application-specific integrated circuit (ASIC) of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be read-only memory, disk or CD etc.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (20)
1. a photo synchronous method, is characterized in that, comprising:
To wanting synchronous photo to sort according to shooting time, obtain the photo after sorting;
From the photo after described sequence, determine the photo of shooting continuously, the photo of described continuous shooting refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet pre-conditioned photo;
Obtain the packet that the photo of described continuous shooting is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo;
Send described packet to service end, to make described service end obtain the photo of described continuous shooting according to described packet, and obtain described photo that will be synchronous according to the photo of described continuous shooting.
2. method according to claim 1, it is characterized in that, the photo of described continuous shooting is the photo of the fixed continuous shooting of at least one group that obtains from the photo after described sequence, and the described photo determining shooting continuously from the photo after described sequence, comprising:
Determine the photo of current traversal, wherein, the photo of described current traversal is the photo sorted in the photo of pre-treatment at first, and the initial value of the described photo when pre-treatment is the photo after sequence;
Determine the photo of the continuous shooting of the photo comprising current traversal, obtain fixed one group of photo taken continuously;
Photo in photo after described sequence except described fixed one group of photo taken continuously is defined as the photo when pre-treatment;
Above-mentioned traversal processing is repeated, until obtain the photo of the fixed continuous shooting of at least one group from the photo after described sequence to the described photo when pre-treatment.
3. method according to claim 2, is characterized in that, the described photo determining the continuous shooting of the photo comprising current traversal, comprising:
Carry out the first judgement and second to judge, wherein, described first judges to refer to: judge P
j+kand P
j+k+1the difference of shooting time whether in the first threshold preset, described second judges to refer to: judge P
j+kand P
j+k+1similarity numerical value whether in the Second Threshold preset, wherein, P
jbe the photo of current traversal, 0≤k<N-j, N are total numbers of the photo after sequence;
If described first judged result judged and described second judged result judged are all yes, then k=k+1 is set, repeats described first and judge and described second judgement;
If at least one item in the judged result of the described first judged result judged and described second judgement is no, then determine array [P
j, P
j+k] corresponding photo is the photo of shooting continuously.
4. method according to claim 3, is characterized in that, the packet that the photo of the described continuous shooting of described acquisition is corresponding, comprising:
Obtain P
jcomplete data file;
Calculate P
j+m+1complete data file and P
j+mcomplete data file between difference data, and according to preset compression algorithm, described difference data is compressed, obtains P
j+m+1corresponding difference data compressed package, wherein, 0≤m<k.
5. method according to claim 1, is characterized in that, described packet also comprises following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
6. a photo synchronous method, is characterized in that, comprising:
Receive the packet that client sends, described packet is the packet that photo that client is taken continuously is corresponding, and described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo;
According to described packet, obtain the photo of described continuous shooting;
Obtain according to the photo of described continuous shooting and want synchronous photo.
7. method according to claim 6, is characterized in that, described packet also comprises following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
8. method according to claim 7, is characterized in that, described according to described packet, obtains the photo of described continuous shooting, comprising:
Judge that described packet is partial data text or difference data compressed package according to described first parameter;
If described packet is complete data file, then corresponding preservation the second parameter and described complete data file;
If described packet is difference data compressed package, the compression algorithm according to presetting decompresses to described difference data compressed package, obtains difference data; And determine according to described 3rd parameter the packet carrying out difference operation with described packet, and carry out the complete data file of the packet of difference operation described in obtaining; And according to described difference data and described complete data file, obtain the complete data file that described packet is corresponding, and the complete data file that corresponding preservation the second parameter is corresponding with described packet.
9. method according to claim 8, is characterized in that, carries out the complete data file of the packet of difference operation, comprising described in described acquisition:
The second parameter of the packet of difference operation is carried out described in determining according to described 3rd parameter;
According to the corresponding relation between second parameter of preserving in advance and complete data file, described in determining, carry out the complete data file of the packet of difference operation.
10. method according to claim 6, is characterized in that, the described photo according to described continuous shooting obtains wants synchronous photo, comprising:
The photo of described continuous shooting is combined according to the order of sequence, obtains wanting synchronous photo.
11. 1 kinds of photo synchronizers, is characterized in that, comprising:
Order module, for wanting synchronous photo to sort according to shooting time, obtains the photo after sorting;
Determination module, for determining the photo of shooting continuously from the photo after described sequence, the photo of described continuous shooting refers to that the difference of the shooting time of adjacent photo and/or photo similarity meet pre-conditioned photo;
Acquisition module, the packet that the photo for obtaining described continuous shooting is corresponding, described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo;
Sending module, for sending described packet to service end, to make described service end obtain the photo of described continuous shooting according to described packet, and obtains described photo that will be synchronous according to the photo of described continuous shooting.
12. devices according to claim 11, is characterized in that, the photo of described continuous shooting is the photo of the fixed continuous shooting of at least one group that obtains from the photo after described sequence, and described determination module comprises:
First module, for determining the photo of current traversal, wherein, the photo of described current traversal is the photo sorted in the photo of pre-treatment at first, and the initial value of the described photo when pre-treatment is the photo after sequence;
Second unit, for determining the photo of the continuous shooting of the photo comprising current traversal, obtains fixed one group of photo taken continuously;
Unit the 3rd, for being defined as the photo when pre-treatment by the photo in the photo after described sequence except described fixed one group of photo taken continuously;
Unit the 4th, for repeating above-mentioned traversal processing, until obtain the photo of the fixed continuous shooting of at least one group from the photo after described sequence to the described photo when pre-treatment.
13. devices according to claim 12, is characterized in that, described second unit specifically for:
Carry out the first judgement and second to judge, wherein, described first judges to refer to: judge P
j+kand P
j+k+1the difference of shooting time whether in the first threshold preset, described second judges to refer to: judge P
j+kand P
j+k+1similarity numerical value whether in the Second Threshold preset, wherein, P
jbe the photo of current traversal, 0≤k<N-j, N are total numbers of the photo after sequence;
If described first judged result judged and described second judged result judged are all yes, then k=k+1 is set, repeats described first and judge and described second judgement;
If at least one item in the judged result of the described first judged result judged and described second judgement is no, then determine array [P
j, P
j+k] corresponding photo is the photo of shooting continuously.
14. devices according to claim 13, is characterized in that, described acquisition module specifically for:
Obtain P
jcomplete data file;
Calculate P
j+m+1complete data file and P
j+mcomplete data file between difference data, and according to preset compression algorithm, described difference data is compressed, obtains P
j+m+1corresponding difference data compressed package, wherein, 0≤m<k.
15. devices according to claim 11, is characterized in that, described packet also comprises following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
16. 1 kinds of photo synchronizers, is characterized in that, comprising:
Receiver module, for receiving the packet that client sends, described packet is the packet that photo that client is taken continuously is corresponding, and described packet is: the complete data file of photo, or, the difference data compressed package between the picture data file of adjacent photo;
Processing module, for according to described packet, obtains the photo of described continuous shooting;
Acquisition module, wants synchronous photo for obtaining according to the photo of described continuous shooting.
17. devices according to claim 16, is characterized in that, described packet also comprises following parameter:
First parameter, for identifying the parameter whether described packet is difference data compressed package;
Second parameter, for identifying the parameter of described packet;
3rd parameter, for when described packet is difference data compressed package, mark and described packet carry out the parameter of the packet of difference operation.
18. devices according to claim 17, is characterized in that, described processing module comprises:
First module, for judging that according to described first parameter described packet is partial data text or difference data compressed package;
Second unit, if be complete data file for described packet, then corresponding preservation the second parameter and described complete data file;
Unit the 3rd, if be difference data compressed package for described packet, the compression algorithm according to presetting decompresses to described difference data compressed package, obtains difference data; And determine according to described 3rd parameter the packet carrying out difference operation with described packet, and carry out the complete data file of the packet of difference operation described in obtaining; And according to described difference data and described complete data file, obtain the complete data file that described packet is corresponding, and the complete data file that corresponding preservation the second parameter is corresponding with described packet.
19. devices according to claim 18, is characterized in that, described Unit the 3rd specifically for:
The second parameter of the packet of difference operation is carried out described in determining according to described 3rd parameter;
According to the corresponding relation between second parameter of preserving in advance and complete data file, described in determining, carry out the complete data file of the packet of difference operation.
20. devices according to claim 16, is characterized in that, described acquisition module specifically for:
The photo of described continuous shooting is combined according to the order of sequence, obtains wanting synchronous photo.
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