CN102946530A - Video transmission method and device and video playing method and device - Google Patents
Video transmission method and device and video playing method and device Download PDFInfo
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- CN102946530A CN102946530A CN2012104925426A CN201210492542A CN102946530A CN 102946530 A CN102946530 A CN 102946530A CN 2012104925426 A CN2012104925426 A CN 2012104925426A CN 201210492542 A CN201210492542 A CN 201210492542A CN 102946530 A CN102946530 A CN 102946530A
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Abstract
The invention discloses a video transmission method and device and a video playing method and device. The video transmission method comprises the steps of sending image information of a first frame image; acquiring a first sub-image set corresponding to the first frame image; dividing a second frame image into a plurality of sub-images according to a preset dividing method, acquiring a second sub-image set, wherein the second frame image is a next frame image adjacent to the first frame image; comparing each sub-image in the second sub-image set with each sub-image in the first sub-image set to acquire sub-images in the second sub-image set different from corresponding sub-images in the first sub-image set; and sending the different sub-images as image information of the second frame image. By means of the video transmission method and device and the video playing method and device, redundant image data transmission can be reduced, image transmission efficiency is improved, accordingly compression ratio of images during network transmission is reduced, and image definition is improved.
Description
Technical field
The present invention relates to field of video transmission, in particular to a kind of video transmission method and device and video broadcasting method and device.
Background technology
Development and application along with the Internet science and technology, the transmission of video and broadcast also become day by day commonly used, wherein, video playback comprises local video broadcast and telecommunication network video playback, and the telecommunication network video playback under many circumstances, the view data real-time Transmission need to be play, such as the real-time Transmission of the real-time Transmission of monitoring video of traffic condition and broadcast, telecommunication network meeting video and broadcast etc., real-time for image transmitting during these are used in real time has very high requirement, so for the optimization of data in the Internet Transmission certain necessity is arranged.
In existing vedio data transmission, in order to obtain preferably efficiency of transmission, before transmission, adopt first higher compression ratio that current image waiting for transmission is compressed, and then transmit, thereby existing image data transfer method reduced the quality of image, affects the visual effect of image.
The poor problem of image definition for view data live transmission method transmission in the correlation technique not yet proposes effective solution at present.
Summary of the invention
Main purpose of the present invention is to provide a kind of video transmission method and device and video broadcasting method and device, to solve the poor problem of image definition of view data live transmission method transmission.
To achieve these goals, according to an aspect of the present invention, provide a kind of transmission method of video.
Transmission method according to video of the present invention comprises: send the image information of the first two field picture, wherein, the first two field picture is a two field picture of video to be transmitted; Obtain the first subgraph image set corresponding to the first two field picture, wherein, the first subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture; Be a plurality of subimages with the second two field picture according to default automatic Segmentation, obtain the second subgraph image set, wherein, the second two field picture is the next frame image adjacent with the first two field picture; Concentrate corresponding subimage to compare with the first subimage each subimage that the second subimage is concentrated, concentrate the subimage different from the concentrated corresponding subimage of the first subimage to obtain the second subimage; And with the image information transmission of different subimages as the second two field picture.
Further, each subimage that the second subimage is concentrated is compared with the concentrated corresponding subimage of the first subimage and is comprised: concentrate at the second subimage and obtain the subimage with first sign, wherein, the second subimage concentrates different subimages to have different signs; At the concentrated subimage with first sign that obtains of the first subimage, wherein, the subimage that the second subimage is concentrated concentrates corresponding subimage to have identical sign with the first subimage; And two subimages with first sign that will get access to are compared.
Further, the image information transmission of different subimages as the second two field picture comprised: with different subimages and different sign encapsulation corresponding to subimage, obtain encapsulation of data; The image information of encapsulation of data as the second two field picture sent.
Further, concentrate after corresponding subimage compares at each subimage that the second subimage is concentrated and the first subimage, the method also comprises: subimage the first subimage is concentrated and that different subimages is corresponding replaces with different subimages; And the first subgraph image set after the storage replacement.
To achieve these goals, according to another aspect of the present invention, provide a kind of player method of video.
Player method according to video of the present invention comprises: the image information that receives the second two field picture, wherein, the second two field picture is a two field picture of video to be played, image information comprises the partial subgraph picture of the second two field picture, and this subimage is that the second two field picture obtains image according to default automatic Segmentation; Obtain subgraph image set corresponding to the first two field picture, wherein, the subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture, and the second two field picture is the next frame image adjacent with the first two field picture; Concentrate the subimage corresponding with the partial subgraph picture to replace with the partial subgraph picture subimage, to obtain the second two field picture; And play the second two field picture.
To achieve these goals, according to a further aspect of the invention, provide a kind of transmitting device of video.
Transmitting device according to video of the present invention comprises: the first sending module, and for the image information that sends the first two field picture, wherein, the first two field picture is a two field picture of video to be transmitted; Acquisition module is used for obtaining the first subgraph image set corresponding to the first two field picture, and wherein, the first subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture; Cut apart module, being used for the second two field picture is a plurality of subimages according to default automatic Segmentation, obtains the second subgraph image set, and wherein, the second two field picture is the next frame image adjacent with the first two field picture; Comparing module, each subimage that is used for the second subimage is concentrated concentrates corresponding subimage to compare with the first subimage, concentrates the subimage different from the concentrated corresponding subimage of the first subimage to obtain the second subimage; And second sending module, be used for the image information of different subimages as the second two field picture sent.
Further, comparing module comprises: first obtains submodule, is used at the concentrated subimage with first sign that obtains of the second subimage, and wherein, the second subimage concentrates different subimages to have different signs; Second obtains submodule, is used at the concentrated subimage with first sign that obtains of the first subimage, and wherein, the subimage that the second subimage is concentrated concentrates corresponding subimage to have identical sign with the first subimage; And the comparer module, two of being used for getting access to have the subimage of the first sign and compare.
Further, the second sending module comprises: the encapsulation submodule, be used for the sign encapsulation with different subimages and different subimage, and obtain encapsulation of data; Send submodule, be used for the image information of encapsulation of data as the second two field picture sent.
Further, this transmitting device also comprises: replacement module, be used for concentrating after corresponding subimage compares at each subimage that the second subimage is concentrated and the first subimage, subimage the first subimage is concentrated and that different subimages is corresponding replaces with different subimages; And memory module, be used for the first subgraph image set after storage is replaced.
To achieve these goals, according to a further aspect of the invention, provide a kind of playing device of video.
Playing device according to video of the present invention comprises: receiver module, be used for receiving the image information of the second two field picture, wherein, the second two field picture is a two field picture of video to be played, image information comprises the partial subgraph picture of the second two field picture, and this subimage is that the second two field picture obtains image according to default automatic Segmentation; Acquisition module is used for obtaining subgraph image set corresponding to the first two field picture, and wherein, the subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture, and the second two field picture is the next frame image adjacent with the first two field picture; Replacement module is used for concentrating the subimage corresponding with the partial subgraph picture to replace with the partial subgraph picture subimage, to obtain the second two field picture; And playing module, be used for playing the second two field picture.
By the present invention, adopt the transmission method of the video that may further comprise the steps: the image information that sends the first two field picture; Obtain the first subgraph image set corresponding to the first two field picture, wherein, the first subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture; Be a plurality of subimages with the second two field picture according to default automatic Segmentation, obtain the second subgraph image set, wherein, the second two field picture is the next frame image adjacent with the first two field picture; Concentrate corresponding subimage to compare with the first subimage each subimage that the second subimage is concentrated, concentrate the subimage different from the concentrated corresponding subimage of the first subimage to obtain the second subimage; And with the image information transmission of different subimages as the second two field picture, can reduce the transmission of unnecessary view data, improve image transmitting efficient, thereby in the minimizing Internet Transmission to the compression factor of image, solve the poor problem of image definition of view data live transmission method transmission, and then reached the effect that improves image definition.
Description of drawings
The accompanying drawing that consists of the application's a part is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the transmission method of the video of first embodiment of the invention;
Fig. 2 (a) and Fig. 2 (b) are the image transmitting comparison schematic diagrames according to the embodiment of the invention;
Fig. 3 is the flow chart according to the transmission method of the video of second embodiment of the invention;
Fig. 4 is the theory diagram according to the transmitting device of the video of the embodiment of the invention;
Fig. 5 is the flow chart according to the player method of the video of first embodiment of the invention;
Fig. 6 is the flow chart according to the player method of the video of second embodiment of the invention;
Fig. 7 is the theory diagram according to the playing device of the video of the embodiment of the invention;
Fig. 8 is the process chart according to the Video transmission system server end of the embodiment of the invention; And
Fig. 9 is the process chart according to the transmission system client of the video of the embodiment of the invention.
Embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature among the embodiment among the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Fig. 1 is the flow chart according to the transmission method of the video of first embodiment of the invention, and as shown in Figure 1, the method comprises that following step S102 is to step S110.
Step S102: the image information that sends the first two field picture, wherein, the first two field picture is a two field picture of video to be transmitted, when the first two field picture is the first two field picture of video to be transmitted, this image information comprises all subimages of first two field picture, also be, all subimages that first two field picture obtains according to default automatic Segmentation, when the first two field picture was other two field pictures except first frame of video to be transmitted, this image information comprised the subimage that there are differences between this two field picture and the previous frame image.
Step S104: obtain the first subgraph image set corresponding to the first two field picture, wherein, the first subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture, shown in Fig. 2 (a), the first two field picture is divided into three row, three row totally nine number of sub images, then the first subgraph image set comprises subimage 1 ~ 9, the first two field picture can be cut apart rear storage, this step is directly obtained the first subgraph image set, also can store the first two field picture, cuts apart after obtaining the first two field picture.
Step S106: be a plurality of subimages with the second two field picture according to default automatic Segmentation, obtain the second subgraph image set, wherein, the second two field picture is the next frame image adjacent with the first two field picture.
After the image transmission of the first two field picture is finished, when transmitting the second two field picture, at first the second two field picture is cut apart according to above-mentioned default dividing method, shown in Fig. 2 (b), obtain equally three row three row totally nine number of sub images 1 ' ~ 9 ', form the second subgraph image set.
Step S108: concentrate corresponding subimage to compare with the first subimage each subimage that the second subimage is concentrated, concentrate the subimage different from the concentrated corresponding subimage of the first subimage to obtain the second subimage.
Wherein, two subimages concentrate corresponding subimage to refer to the subimage that pixel coordinate is identical, the subimage 1 among the subimage 1 among Fig. 2 (a) and Fig. 2 (b) ' be corresponding subimage for example, the subimage 2 among the subimage 2 among Fig. 2 (a) and Fig. 2 (b) ' be corresponding subimage, by that analogy for example.When comparison, Fig. 2 (a) is compared one by one with the corresponding subimage among Fig. 2 (b).
Step S110: the image information of different subimages as the second two field picture sent.
In transmission of video, there is identical part in two frame image datas before and after can finding in the video to be transmitted, this has just caused the transmission that repeats of data in the transmission of video process, adopt the transmission method of the video that this embodiment provides, a complete two field picture is not transmitted, but the transmission part different from the former frame image, thereby reduce unnecessary image data transmission, avoid causing the waste of bandwidth, can improve image transmitting efficient, the speed of optimized network is because the view data of transmission reduces, thereby can reduce in the Internet Transmission compression factor to image, improve image definition.
Fig. 3 is the flow chart according to the transmission method of the video of second embodiment of the invention, and as shown in Figure 3, the method comprises that following step S202 is to step S222.
Step S202: obtain the I-1 subgraph image set of the I-1 two field picture of video to be transmitted, wherein, each subimage that the I-1 subimage is concentrated has respectively different signs.
Step S204: the I two field picture that obtains video to be transmitted.
Step S206: be a plurality of subimages according to default automatic Segmentation with the I two field picture, obtain I two field picture collection, wherein, each subimage that the I-1 subimage is concentrated also has respectively different signs, and the I-1 subimage is concentrated with the concentrated corresponding subimage (also being the identical subimage of pixel coordinate) of I subimage and had identical sign.
Step S208: at I subgraph image set and the concentrated subimage with i sign that obtains respectively of I-1 subimage.
Step S210: judge whether two number of sub images get access to identical, when two number of sub images that get access to not simultaneously, execution in step S212, when two number of sub images that get access to are identical, execution in step S214.
Step S212: with the sign storage of two number of sub images and two number of sub images.
Step S214: judge whether to concentrate all subimages and I-1 subimage to concentrate corresponding subimage to compare I frame subimage complete, when not comparing when complete, i=i+1, and return step S208 is when comparing when complete execution in step S216.
Step S216: the different subimages that will store and sign encapsulation thereof obtain encapsulation of data.
Step S218: the image information of encapsulation of data as the second two field picture sent.
Step S220: judge whether end of transmission of video to be transmitted, not during end of transmission, during end of transmission, I=I+1, and return step S202, otherwise execution in step S222.
Step S222: end of transmission flag information.
The embodiment of the invention also provides the transmitting device of video, below the transmitting device of video that the embodiment of the invention is provided be introduced.Need to prove, the transmitting device of the video that can provide by the embodiment of the invention at the transmission method of the video of the embodiment of the invention is carried out, and the transmitting device of the video of the embodiment of the invention also can be used for carrying out the transmission method of the video that the embodiment of the invention provides.
Fig. 4 is the theory diagram according to the transmitting device of the video of the embodiment of the invention, and as shown in Figure 4, this transmitting device comprises the first sending module 10, acquisition module 30, cuts apart module 50, comparing module 70 and the second sending module 90.
The first sending module 10 is used for sending the image information of the first two field picture, wherein, the first two field picture is a two field picture of video to be transmitted, when the first two field picture is the first two field picture of video to be transmitted, this image information comprises all subimages of first two field picture, also be, all subimages that first two field picture obtains according to default automatic Segmentation, when the first two field picture was other two field pictures except first frame of video to be transmitted, this image information comprised the subimage that there are differences between this two field picture and the previous frame image.
Acquisition module 30 is used for obtaining the first subgraph image set corresponding to the first two field picture, wherein, the first subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture,, shown in Fig. 2 (a), the first two field picture is divided into three row, three row totally nine number of sub images, then the first subgraph image set comprises subimage 1 ~ 9, the first two field picture can be cut apart rear storage, and this step is directly obtained the first subgraph image set, also can store the first two field picture, cut apart after obtaining the first two field picture.
Cut apart module 50 for being a plurality of subimages with the second two field picture according to default automatic Segmentation, obtain the second subgraph image set, wherein, the second two field picture is the next frame image adjacent with the first two field picture.After the image transmission of the first two field picture is finished, when transmitting the second two field picture, at first the second two field picture is cut apart according to above-mentioned default dividing method, shown in Fig. 2 (b), obtain equally three row three row totally nine number of sub images 1 ' ~ 9 ', form the second subgraph image set.
Each subimage that comparing module 70 is used for the second subimage is concentrated concentrates corresponding subimage to compare with the first subimage, concentrates the subimage different from the concentrated corresponding subimage of the first subimage to obtain the second subimage.Wherein, two subimages concentrate corresponding subimage to refer to the subimage that pixel coordinate is identical, the subimage 1 among the subimage 1 among Fig. 2 (a) and Fig. 2 (b) ' be corresponding subimage for example, the subimage 2 among the subimage 2 among Fig. 2 (a) and Fig. 2 (b) ' be corresponding subimage, by that analogy for example.When comparison, Fig. 2 (a) is compared one by one with the corresponding subimage among Fig. 2 (b).
Preferably, comparing module 70 comprises that first obtains submodule, first and obtain submodule and comparer module.Wherein, first obtains submodule is used at the concentrated subimage with first sign that obtains of the second subimage, and wherein, the second subimage concentrates different subimages to have different signs.Second obtains submodule is used at the concentrated subimage with first sign that obtains of the first subimage, and wherein, the subimage that the second subimage is concentrated concentrates corresponding subimage to have identical sign with the first subimage.Two subimages with first sign that the comparer module is used for getting access to are compared.
The second sending module 90 is used for the image information of different subimages as the second two field picture sent.
Preferably, the second sending module comprises the encapsulation submodule and sends submodule.Wherein, the encapsulation submodule is used for the sign encapsulation with different subimages and different subimage, obtains encapsulation of data.Sending submodule is used for the image information of encapsulation of data as the second two field picture sent.When sending image information, to send after different subimages and the sign encapsulation thereof, after receiving terminal is resolved encapsulation of data, obtain some subimages and sign, only need to concentrate the subimage of respective identification to replace with the subimage that obtains after the parsing subimage of previous frame image, just obtain this two field picture.
Further preferably, this transmitting device also comprises replacement module and memory module.Wherein, replacement module is used for concentrating after corresponding subimage compares at each subimage that the second subimage is concentrated and the first subimage, and subimage the first subimage is concentrated and that different subimages is corresponding replaces with different subimages.Memory module is used for the first subgraph image set after storage is replaced.Thereby the subgraph image set that memory module only need be stored a two field picture gets final product.
Adopt the transmitting device of the video that this embodiment provides, a complete two field picture is not transmitted, but the transmission part different from the former frame image, thereby reduce unnecessary image data transmission, can improve image transmitting efficient, to the compression factor of image, improve image definition in the minimizing Internet Transmission.
Fig. 5 is the flow chart according to the player method of the video of first embodiment of the invention, and as shown in Figure 5, the method comprises that following step S302 is to step S308.
Step S302: the image information that receives the second two field picture, wherein, the second two field picture is a two field picture of video to be played, image information comprises the partial subgraph picture of the second two field picture, this subimage is that the second two field picture obtains image according to default automatic Segmentation, this image information is the image information of Fig. 1 or middle transmission embodiment illustrated in fig. 3, and this place repeats no more.
Step S304: obtain subgraph image set corresponding to the first two field picture, wherein, the subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains the first two field picture, and the second two field picture is the next frame image adjacent with the first two field picture.
Step S306: concentrate the subimage corresponding with the partial subgraph picture to replace with the partial subgraph picture subimage, to obtain the second two field picture, particularly, corresponding subimage has identical pixel coordinate, has above done description, repeats no more herein.
Step S308: play the second two field picture.
Adopt the player method of the video that this embodiment provides, what receive is not a complete two field picture, but the subimage different from the former frame image, according to the subimage that receives and previous frame image, obtain the complete image of present frame, play again, thereby can reduce unnecessary image data transmission, improve image transmitting efficient, and can reduce in the Internet Transmission the compression factor of image, improve image definition.
Fig. 6 is the flow chart according to the player method of the video of second embodiment of the invention, and as shown in Figure 6, the method comprises that following step S402 is to step S416.
Step S402: receive the encapsulation of data of I two field picture, wherein, with embodiment illustrated in fig. 3 corresponding, this encapsulation of data is the encapsulation of data that obtains by step S216.
Step S404: resolve the encapsulation of data of I two field picture, obtain partial subgraph picture and sign thereof.
Step S406: obtain the I-1 subgraph image set of the I-1 two field picture that has received, wherein, each subimage that the I-1 subimage is concentrated has respectively different signs.
Step S408: the subimage that in the sign that parsing obtains, obtains the i sign and have the i sign.
Step S410: the concentrated subimage with i sign of I-1 subimage is replaced with the subimage of resolving the i sign that obtains.
Step S412: judge whether the sign that parsing obtains is obtained complete, when not obtaining when complete, i=i+1, and return step S408 is when obtaining when complete execution in step S414.
Step S414: obtain the I two field picture according to the I-1 subgraph image set after replacing.
Step S416: play the I two field picture.
Behind the encapsulation of data that receives the I+1 two field picture, carry out above-mentioned step S404 to step S416, finish the broadcast of I+1 two field picture, until receive all two field pictures of video to be transmitted.
The embodiment of the invention also provides the playing device of video, below the playing device of video that the embodiment of the invention is provided be introduced.Need to prove, the playing device of the video that can provide by the embodiment of the invention at the player method of the video of the embodiment of the invention is carried out, and the playing device of the video of the embodiment of the invention also can be used for carrying out the player method of the video that the embodiment of the invention provides.
Fig. 7 is the theory diagram according to the playing device of the video of the embodiment of the invention, and as shown in Figure 7, this playing device comprises receiver module 20, acquisition module 40, replacement module 60 and playing module 80.
Playing module 80 is used for playing the second two field picture.
Adopt the playing device of the video that this embodiment provides, what receive is not a complete two field picture, but the subimage different from the former frame image, this playing device obtains the complete image of present frame according to the subimage and the previous frame image that receive, plays again, thereby can reduce unnecessary image data transmission, improve image transmitting efficient, and can reduce in the Internet Transmission the compression factor of image, improve image definition.
This embodiment also provides Video transmission system, and this system comprises server end and client.Take the monitoring video of traffic condition transmission system as example, server end is realized the transmission of video, and client realizes the broadcast of video.
Fig. 8 is the process chart according to the Video transmission system server end of this embodiment, as shown in Figure 8, in the service end image transmitting, the previous frame image is preserved, and it is divided into some parts (being determined by the network bandwidth and server processing speed), and be kept in the set, then in afterwards the transmission course, the image that at first will transmit carries out carrying out identical cutting apart with the previous frame image, then the image of the image after will cutting apart and previous frame being cut apart in the set compares, identical part will not be transmitted after the contrast, different piece is added corresponding sequence of sets number, transmit, then replace last image set with the present image set and merge preservation, be used for next time contrast.
Fig. 9 is the process chart according to the transmission system client of the video of the embodiment of the invention, as shown in Figure 9, client is after receiving view data, to obtain data analysis, then image after obtaining cutting apart and image sequence number cut image last time (also being the previous frame image), and by the Receive sequence number replacement of comparing, obtain the complete image of present frame, and a complete two field picture that will obtain is play and is preserved.
From above description, can find out, the present invention has realized following technique effect: when carrying out transmission of video, a complete two field picture is not transmitted, but the transmission part different from the former frame image, thereby reduce unnecessary image data transmission, can improve image transmitting efficient, to the compression factor of image, improve image definition in the minimizing Internet Transmission.
Need to prove, can in the computer system such as one group of computer executable instructions, carry out in the step shown in the flow chart of accompanying drawing, and, although there is shown logical order in flow process, but in some cases, can carry out step shown or that describe with the order that is different from herein.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and be carried out by calculation element, perhaps they are made into respectively each integrated circuit modules, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the transmission method of a video is characterized in that, comprising:
Send the image information of the first two field picture, wherein, described the first two field picture is a two field picture of video to be transmitted;
Obtain the first subgraph image set corresponding to the first two field picture, wherein, described the first subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains described the first two field picture;
Be a plurality of subimages with the second two field picture according to described default automatic Segmentation, obtain the second subgraph image set, wherein, described the second two field picture is the next frame image adjacent with described the first two field picture;
Concentrate corresponding subimage to compare with described the first subimage each subimage that described the second subimage is concentrated, concentrate the subimage different from the concentrated corresponding subimage of described the first subimage to obtain described the second subimage; And
The image information of described different subimage as described the second two field picture sent.
2. the transmission method of video according to claim 1 is characterized in that, each subimage that described the second subimage is concentrated is compared with the concentrated corresponding subimage of described the first subimage and comprised:
At the concentrated subimage with first sign that obtains of described the second subimage, wherein, described the second subimage concentrates different subimages to have different signs;
At the concentrated subimage with described first sign that obtains of described the first subimage, wherein, the subimage that described the second subimage is concentrated concentrates corresponding subimage to have identical sign with described the first subimage; And
Two subimages with described first sign that get access to are compared.
3. the transmission method of video according to claim 2 is characterized in that, described different subimage is sent as the image information of described the second two field picture comprise:
Sign encapsulation with described different subimage and described different subimage obtains encapsulation of data;
The image information of described encapsulation of data as described the second two field picture sent.
4. the transmission method of each described video in 3 according to claim 1 is characterized in that, after the concentrated corresponding subimage of each subimage that described the second subimage is concentrated and described the first subimage was compared, described method also comprised:
Described the first subimage concentrated and subimage that described different subimage is corresponding replaces with described different subimage; And
Described the first subgraph image set after storage is replaced.
5. the player method of a video is characterized in that, comprising:
Receive the image information of the second two field picture, wherein, described the second two field picture is a two field picture of video to be played, and described image information comprises the partial subgraph picture of described the second two field picture, and described subimage is the image that described the second two field picture obtains according to default automatic Segmentation;
Obtain subgraph image set corresponding to the first two field picture, wherein, described subgraph image set is comprised of according to a plurality of subimages that described default automatic Segmentation obtains described the first two field picture, and described the second two field picture is the next frame image adjacent with described the first two field picture;
Concentrate the subimage corresponding with described partial subgraph picture to replace with described partial subgraph picture described subimage, to obtain described the second two field picture; And
Play described the second two field picture.
6. the transmitting device of a video is characterized in that, comprising:
The first sending module, for the image information that sends the first two field picture, wherein, described the first two field picture is a two field picture of video to be transmitted;
Acquisition module is used for obtaining the first subgraph image set corresponding to the first two field picture, and wherein, described the first subgraph image set is comprised of according to a plurality of subimages that default automatic Segmentation obtains described the first two field picture;
Cut apart module, being used for the second two field picture is a plurality of subimages according to described default automatic Segmentation, obtains the second subgraph image set, and wherein, described the second two field picture is the next frame image adjacent with described the first two field picture;
Comparing module, each subimage that is used for described the second subimage is concentrated concentrates corresponding subimage to compare with described the first subimage, concentrates the subimage different from the concentrated corresponding subimage of described the first subimage to obtain described the second subimage; And
The second sending module is used for the image information of described different subimage as described the second two field picture sent.
7. the transmitting device of video according to claim 6 is characterized in that, described comparing module comprises:
First obtains submodule, is used at the concentrated subimage with first sign that obtains of described the second subimage, and wherein, described the second subimage concentrates different subimages to have different signs;
Second obtains submodule, is used at the concentrated subimage with described first sign that obtains of described the first subimage, and wherein, the subimage that described the second subimage is concentrated concentrates corresponding subimage to have identical sign with described the first subimage; And
The comparer module, two of being used for getting access to have the subimage of described the first sign and compare.
8. the transmitting device of video according to claim 7 is characterized in that, described the second sending module comprises:
The encapsulation submodule is used for the sign encapsulation with described different subimage and described different subimage, obtains encapsulation of data;
Send submodule, be used for the image information of described encapsulation of data as described the second two field picture sent.
9. the transmitting device of each described video in 8 according to claim 6 is characterized in that, also comprises:
Replacement module is used for subimage corresponding to will described the first subimage concentrated and described different subimage and replaces with described different subimage; And
Memory module is used for described the first subgraph image set after storage is replaced.
10. the playing device of a video is characterized in that, comprising:
Receiver module, be used for receiving the image information of the second two field picture, wherein, described the second two field picture is a two field picture of video to be played, described image information comprises the partial subgraph picture of described the second two field picture, and described subimage is the image that described the second two field picture obtains according to default automatic Segmentation;
Acquisition module, be used for obtaining subgraph image set corresponding to the first two field picture, wherein, described subgraph image set is comprised of according to a plurality of subimages that described default automatic Segmentation obtains described the first two field picture, and described the second two field picture is the next frame image adjacent with described the first two field picture;
Replacement module is used for concentrating the subimage corresponding with described partial subgraph picture to replace with described partial subgraph picture described subimage, to obtain described the second two field picture; And
Playing module is used for playing described the second two field picture.
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