CN106873963A

CN106873963A - Method and device for forming the background of computer video desktop

Info

Publication number: CN106873963A
Application number: CN201611201483.7A
Authority: CN
Inventors: 韩壮; 李红义; 梁飞
Original assignee: Beijing Xinhai Nano Network Technology Co Ltd
Current assignee: Beijing Xinhai Nano Network Technology Co Ltd
Priority date: 2016-12-23
Filing date: 2016-12-23
Publication date: 2017-06-20
Anticipated expiration: 2036-12-23
Also published as: CN106873963B

Abstract

The invention provides a kind of method and device for forming the background of computer video desktop, one of which method includes：Obtain the background video information high wide of computer video desktop；Set that the ratio of width to height is identical with background video the ratio of width to height, the background video window high not less than computer screen wide and high not less than computer screen wide according to background video information high wide；The background video is loaded in the background video window, to form the background of the computer video desktop that computer screen is completely covered.The above-mentioned technical proposal that the present invention is provided is conducive to improving the viscosity of computer video desktop, and can make the computer video desktop visual experience more rich for user brings.

Description

Method and device for forming the background of computer video desktop

Technical field

The present invention relates to computer technology, more particularly, to a kind of method for forming the background of computer video desktop And for forming the device of the background of computer video desktop.

Background technology

At present, the background of computer desktop is mostly static form, as using fine definition wallpaper as computer desktop Background, so as to form the computer desktop with rest configu as background.In order to provide the user with more cruel desktop effect, occur in that Computer video desktop application software with dynamic video as background, the i.e. application software are in by making the background of computer desktop Show video playback form and form computer video desktop.

Inventor has found that although computer video desktop has provided the user abundant desktop in process of the present invention is realized Effect, but due to background video variation and computer screen variation high wide high wide, computer video can be caused There is background video picture and is stretched deformation or occur black surround or a left side up and down in practical application scene in the background video of desktop It is right the phenomenons such as black surround occur, so as to destroy the aesthetic feeling of video desktop, influence the experience of user；How computer video table is made More preferably visual experience is brought in face for user, is a technical problem for meriting attention.

The content of the invention

It is an object of the present invention to provide a kind of method and device for forming the background of computer video desktop, so that Computer video desktop brings more preferably visual experience for user.

According to the first aspect of the invention, there is provided a kind of method for forming the background of computer video desktop, institute Stating method mainly includes：Obtain the background video information high wide of computer video desktop；According to background video information high wide Setting the ratio of width to height is identical with background video the ratio of width to height, the height not less than computer screen wide and high not less than computer screen wide Background video window；The background video is loaded in the background video window, computer screen is completely covered to be formed Computer video desktop background.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, the acquisition computer video The step of background video of desktop information high wide, includes：Receive make background video window adapt to computer screen control refer to When making, the background video information high wide of computer video desktop is obtained.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, it is described to be regarded according to the background It is identical with background video the ratio of width to height, wide wide and high not less than calculating not less than computer screen that frequency range information high sets the ratio of width to height The step of background video window high of machine screen, includes：In situation of the background video the ratio of width to height less than computer screen the ratio of width to height Under, the width of a width of computer screen of background video window is set, the width of a height of computer screen of background video window is set With the business of the product high of background video and the width of background video；Or, it is wide more than computer screen in background video the ratio of width to height In the case of height ratio, the height of a height of computer screen of background video window is set, a width of calculating of background video window is set The product wide with background video high of machine screen and the business of the height of background video.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, the background video window exists The axis of axis in horizontal direction with computer screen in the horizontal direction overlaps；And/or, the background video window The axis of in the vertical direction overlaps with the axis of computer screen in the vertical direction.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, described method also includes： In the case where the scaling instruction of background video window is received, in scalability information and current background in the scaling instruction When video window information high wide judges that target background video window is completely covered computer screen, by the background video window It is adjusted to target background video window；Or, in the case where background video the window's position adjust instruction is received, according to institute Rheme puts the current location of background video window shifts information and background video window in adjust instruction in computer screen When judging that the background video window for being located at target location is completely covered computer screen, the background video window is adjusted to Target location.

According to the second aspect of the invention, there is provided a kind of method for forming the background of computer video desktop, institute Stating method mainly includes：Obtain the background video information high wide of computer video desktop；Determined according to background video information high wide It is identical with background video the ratio of width to height, wide wide not less than computer screen and high not less than computer in background video window Screen play area high, wherein, at least one frame of the background video window is located at the outside of computer screen, and institute At least one frame for stating background video window is located at the outside of play area；In the play area of the background video window Load the background video.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, the acquisition computer video The step of background video of desktop information high wide, includes：Receive make play area adapt to computer screen control instruction When, obtain the background video information high wide of computer video desktop.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, it is described wide according to background video Information high determines identical with background video the ratio of width to height, wide wide not less than the computer screen and height being located in background video window not The step of play area high less than computer screen, includes：Determined and background video the ratio of width to height according to background video information high wide Coordinate system of identical, wide wide not less than the computer screen and play area high not less than computer screen high in computer screen In coordinate position, and coordinate position in the coordinate system of computer screen determines to completely include institute according to the play area State coordinate position of the background video window of play area in the coordinate system of computer screen；Or, obtain background video window Coordinate position mouthful in the coordinate system of computer screen, and according to the background video window computer screen coordinate system In coordinate position determine to be fully located at it is identical with background video the ratio of width to height, wide not less than computer screen in background video window The relative position that curtain is wide and the play area high not less than computer screen high is in background video window.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, it is described according to computer video The background video information high wide of desktop determines the width and Gao Bu little not less than computer screen identical with background video the ratio of width to height, wide Include the step of the play area high of computer screen：In feelings of the background video the ratio of width to height less than computer screen the ratio of width to height Under condition, the width of a width of computer screen of play area is set, the width and background of a height of computer screen of play area are set The business of the product high of video and the width of background video；Or, in background video the ratio of width to height more than computer screen the ratio of width to height In the case of, the height of a height of computer screen of play area is set, the high and back of the body of a width of computer screen of play area is set The business of the product wide of scape video and the height of background video.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, the background video window exists The axis of axis in horizontal direction with computer screen in the horizontal direction overlaps；And/or, the background video window The axis of in the vertical direction overlaps with the axis of computer screen in the vertical direction；And/or, the play area exists The axis of axis in horizontal direction with computer screen in the horizontal direction overlaps；And/or, the play area is perpendicular The upward axis of Nogata overlaps with the axis of computer screen in the vertical direction.

Optionally, the above-mentioned method for forming the background of computer video desktop, wherein, described method also includes： It is current in the scalability information and play area in the scaling instruction in the case where play area scaling instruction is received When positional information judges that target play area is completely covered computer screen, the play area is adjusted to target broadcast area Domain；Or, in the case where play area position adjustment instruction is received, in the broadcast area in position adjustment instruction Judge that the play area for being located at target location is complete in the current location of domain displacement information and play area in computer screen During coverage machine screen, the play area is adjusted to target location.

According to the third aspect of the present invention, a kind of dress for forming the background of computer video desktop is additionally provided Put, the device includes：Module high wide is obtained, the information high wide of the background video for obtaining computer video desktop；Window is set Module is identical with background video the ratio of width to height, wide not less than calculating for setting the ratio of width to height according to background video information high wide The background video window high not less than computer screen wide and high of machine screen；First video load-on module, for described The background video is loaded in background video window, to form the back of the body of the computer video desktop that computer screen is completely covered Scape.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, it is described to obtain module tool high wide Body is used for：When the control instruction for making background video window adapt to computer screen is received, computer video desktop is obtained Background video information high wide.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, the setting window module tool Body is used for：In the case where background video the ratio of width to height is less than computer screen the ratio of width to height, a width of meter of background video window is set The width of calculation machine screen, the width for setting a height of computer screen of background video window is regarded with the product high of background video with background The business of the width of frequency；Or, in the case where background video the ratio of width to height is more than computer screen the ratio of width to height, background video window is set A height of computer screen height, the product wide of the high and background video of a width of computer screen of background video window is set With the business of the height of background video.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, the background video window exists The axis of axis in horizontal direction with computer screen in the horizontal direction overlaps；And/or, the background video window The axis of in the vertical direction overlaps with the axis of computer screen in the vertical direction.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, described device also includes： First zoom control module, in the case where the scaling instruction of background video window is received, according to the scaling instruction In scalability information and current background video window information high wide judge that target background video window is completely covered computer screen During curtain, the background video window is adjusted to target background video window；Or, adjusted background video the window's position is received In the case of whole instruction, exist in the background video window shifts information and background video window in position adjustment instruction When current location in computer screen judges that the background video window for being located at target location is completely covered computer screen, will The background video window is adjusted to target location.

According to the fourth aspect of the present invention, a kind of dress for forming the background of computer video desktop is additionally provided Put, the device includes：Module high wide is obtained, the information high wide of the background video for obtaining computer video desktop；Setting area Module, for determining, the width identical with background video the ratio of width to height in background video window according to background video information high wide The play area high not less than computer screen wide not less than computer screen and high, wherein, the background video window is extremely Few a line frame is located at the outside of computer screen, and at least one frame of the background video window is located at play area Outside；Second video load-on module, for loading the background video in the play area of the background video window.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, it is described to obtain module tool high wide Body is used for：When the control instruction for making play area adapt to computer screen is received, the background of computer video desktop is obtained Video information high wide.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, the setting area module tool Body is used for：Identical with background video the ratio of width to height, wide wide not less than computer screen and height is determined according to background video information high wide Coordinate position of the play area high not less than computer screen in the coordinate system of computer screen, and according to the broadcast area Coordinate position of the domain in the coordinate system of computer screen determines to completely include the background video window of the play area in meter Coordinate position in the coordinate system of calculation machine screen；Or, obtain seat of the background video window in the coordinate system of computer screen Cursor position, and coordinate position in the coordinate system of computer screen determines to be fully located at background according to the background video window It is identical with background video the ratio of width to height, wide wide not less than computer screen and high high not less than computer screen in video window Relative position of the play area in background video window.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, the setting area module tool Body is used for：In the case where background video the ratio of width to height is less than computer screen the ratio of width to height, a width of computer of play area is set The width of screen, sets the product high with background video wide and the width of background video of a height of computer screen of play area Business；Or, in the case where background video the ratio of width to height is more than computer screen the ratio of width to height, a height of computer of play area is set The height of screen, sets the product wide with background video high and the height of background video of a width of computer screen of play area Business.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, the background video window exists The axis of axis in horizontal direction with computer screen in the horizontal direction overlaps；And/or, the background video window The axis of in the vertical direction overlaps with the axis of computer screen in the vertical direction；And/or, the play area exists The axis of axis in horizontal direction with computer screen in the horizontal direction overlaps；And/or, the play area is perpendicular The upward axis of Nogata overlaps with the axis of computer screen in the vertical direction.

Optionally, the above-mentioned device for forming the background of computer video desktop, wherein, described device also includes： Second zoom control module, in the case where play area scaling instruction is received, according in the scaling instruction When scalability information and play area current location information judge that target play area is completely covered computer screen, broadcast described Put region and be adjusted to target play area；Or, in the case where play area position adjustment instruction is received, according to described Judge to be located in current location in computer screen of play area displacement information and play area in position adjustment instruction When the play area of target location is completely covered computer screen, the play area is adjusted to target location.

Compared with prior art, the present invention has advantages below：The present invention sets by using background video information high wide Background video window is put, the background video window the ratio of width to height can be made identical with background video the ratio of width to height, and make background video window The mouth height not less than computer screen wide and high not less than computer screen wide, so as to add in such background video window Background video is carried, background video can be effectively prevent with meter while ensureing that background video is completely covered computer screen The aspect ratio imbalance or computer video desktop that calculation machine screen height wide is not corresponded and caused are not paved with the phenomenons such as screen.Thus Understand, the technical scheme that the present invention is provided can make computer video desktop bring more preferably visual experience for user.

Brief description of the drawings

By the detailed description made to non-limiting example made with reference to the following drawings of reading, it is of the invention other Feature, objects and advantages will become more apparent upon：

Fig. 1 is the embodiment of the present invention one for forming the method flow diagram of the background of computer video desktop；

Fig. 2 is the embodiment of the present invention two for forming the method flow diagram of the background of computer video desktop；

Fig. 3 is the embodiment of the present invention three for forming the schematic device of the background of computer video desktop；

Fig. 4 is the embodiment of the present invention four for forming the schematic device of the background of computer video desktop.

Specific embodiment

The preferred embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing Preferred embodiment, however, it is to be appreciated that may be realized in various forms the disclosure without the embodiment party that should be illustrated here Formula is limited.Conversely, these embodiments are provided so that the disclosure is more thorough and complete, and can be by the disclosure Scope it is complete convey to those skilled in the art.

Technical scheme is described in further detail below in conjunction with the accompanying drawings.

Embodiment one, the method for background for forming computer video desktop.

In the present embodiment, the presentation still frame that the background of computer desktop is formed not by the form of wallpaper Background, and can be broadcasting video background, i.e. the content that the background of computer desktop is showed is playable dynamic Video pictures, the computer desktop with such background is referred to as computer video desktop in the present embodiment.

Computer video desktop in the present embodiment is typically by the pre- setting video that can play as background video and calculating Each icon (such as icon of the icon of application program, document icon and shortcut) and taskbar on machine desktop etc. are stacked Plus and formed, i.e., each icon and taskbar in computer desktop etc. still according to original position set, the meter of the present embodiment The background video that calculation machine video desktop is played can't to the position of each icon and taskbar in computer desktop etc. and Active mode etc. produces any influence.

Computer video desktop in the present embodiment is typically what is realized by computer video multipad, such as exists It is mounted with computer after computer video multipad of the invention, forms computer video desktop client end, and The computer video desktop client end can be replaced or the former background picture of covering using default background video, so that table for computer The background in face is presented dynamic video pictures, forms computer video desktop.

The background video that computer video desktop in the present embodiment is played can be computer video desktop application journey (background for such as being carried in computer video multipad installation kit is regarded the background video of sequence default setting in installation process Frequently), or computer video desktop client end group in background video update rule and change background video, and change New background video can be the background video that computer video desktop server is pushed to computer video desktop client end.

Fig. 1 is the flow chart of the method for the background for forming computer video desktop of the present embodiment.In Fig. 1, originally The method of embodiment can be performed by computer video desktop client end, and the method for the present embodiment mainly includes：Step S100, Step S110 and step S120.Each step for being included to the method for the present embodiment below is illustrated respectively.

S100, the background video information high wide for obtaining computer video desktop.

As an example, the background video of the computer video desktop in the present embodiment information high wide namely computer video table The screen information high wide that the background video in face is adapted to is identical in computer screen information high wide high information wide with background video When, background video generally has preferably result of broadcast, and the background video such as played is not in be caused due to compression of images Bright spot high and the phenomenon such as image blurring that is caused due to image stretch.Background video information high wide in the present embodiment can Be specially background video size wide (such as pixel quantity or millimeter or cms of the background video on cross direction or Person's inch number etc.) and size high (such as pixel quantity or millimeter or cms or English of the background video on direction high Very little number etc.), it is also possible to specially the ratio of width to height (such as 4 of background video:3、5:4、16:10 and 16:9 etc.) and background video Width/size high, can also be specially the identification information that uniquely corresponds to the ratio of width to height and unique one wide/size high of correspondence Identification information etc., can also be specially one mark of size high of identification information and unique correspondence for uniquely corresponding to a size wide Knowledge information.

As an example, the present embodiment can obtain background video information high wide from the attribute information of background video.In the back of the body In the case that scape video information high wide includes the identification information of the ratio of width to height, the present embodiment can be previously provided with the mark of the ratio of width to height The corresponding relation of information and the ratio of width to height, so that the present embodiment can be according to the identification information of the ratio of width to height for getting and above-mentioned right Relation information is answered to know the ratio of width to height of background video.Include the identification information or size high of size wide in background video information high wide Identification information in the case of, the present embodiment can be previously provided with the corresponding relation letter of the identification information of size wide and size wide The identification information of breath or size high and the correspondence relationship information of size high, so that the present embodiment can be according to the chi wide for getting The identification information and above-mentioned correspondence relationship information of very little identification information/size high know the size wide/size high of background video.

As an example, the present embodiment can obtain computer and regard in the start-up course at computer video desktop client end The background video information high wide of frequency desktop, such as in computer booting start-up course, computer video desktop client end can be therewith Start, in the start-up course at computer video desktop client end, acquisition is currently set as the storage of the background video of background Path and the title of background video, afterwards, the attribute information of respective background video are read according to the store path and title, And the background video information high wide of computer video desktop is obtained from the attribute information for reading.

As an example, the process that the present embodiment can be successfully started up and normally run at computer video desktop client end In, the background video information high wide of computer video desktop is obtained, such as at computer video desktop client end with computer booting Start and after normal startup optimization, computer video desktop is formed by playing background video, connect in computer video desktop The control instruction for making play area adapt to computer screen is received (such as the control instruction produced based on shortcut or based on mouse Control instruction that punctuate hits and produces etc.) when, acquisition is currently set as the store path and background of the background video of background The title of video, afterwards, reads the attribute information of respective background video according to the store path and title, and from the category for reading Property information in obtain computer video desktop background video information high wide.

S110, to set the ratio of width to height according to background video information high wide identical with background video the ratio of width to height, wide not less than calculating The background video window high not less than computer screen wide and high of machine screen.

As an example, current embodiment require that know the information wide and information high of computer screen in advance, computer screen Information wide can be specially pixel quantity or millimeter or cms or inch number of the computer screen on cross direction Deng, computer screen information high can be specially pixel quantity or millimeter of the computer screen on direction high or li Rice number or inch number etc..

As an example, the present embodiment is when background video window is set, background video window the ratio of width to height should ensured with the back of the body While scape video aspect ratio is identical, make the width of background video window not less than the width of computer screen, make background video window Height not less than computer screen height.In the case of background video the ratio of width to height and computer screen the ratio of width to height identical, this reality Apply size of the size of background video window in example generally with computer screen identical；And in background video the ratio of width to height and calculating In the case that machine screen width high ratio is differed, the size of background video window is necessarily more than computer screen, so that background video Computer screen is completely covered window.

One specific example of the setting background video window of the present embodiment：Judging background video the ratio of width to height less than meter In the case of calculation machine screen width high ratio, the W1 wide of background video window can be set to the W2 wide, i.e. W1=of computer screen W2, and the product that the H1 high of background video window is set to the W2 wide of computer screen and the H3 high of background video is regarded with background The business of the W3 wide of frequency, i.e. H1=W2 × H3/W3.

The present embodiment sets another specific example of background video window：Judging background video the ratio of width to height more than meter In the case of calculation machine screen width high ratio, then the H1 high of background video window can be set to the present embodiment the height of computer screen H2, and the product that the W1 wide of background video window is set to the H2 high of computer screen and the W3 wide of background video is regarded with background The business of the H3 high of frequency, i.e. W1=H2 × W3/H3.

The present embodiment sets another specific example of background video window：Counted judging that background video the ratio of width to height is equal to In the case of calculation machine screen width high ratio, then the W1 wide of background video window can be set to the present embodiment the width of computer screen W2, i.e. W1=W2, the H1 high of background video window is set to the H2 high of computer screen, i.e. H1=H2.

As an example, the background video window of the present embodiment axis in the horizontal direction would generally be with computer screen Axis in the horizontal direction overlaps；And the axis of background video window in the vertical direction would generally be with computer screen The axis of in the vertical direction overlaps.Certainly, the present embodiment is also not excluded for background video window axis in the horizontal direction Possibility and background video window in the vertical direction that axis of the line not with computer screen in the horizontal direction overlaps The possibility that is not overlapped with the axis of computer screen in the vertical direction of axis；Such as in the size of background video window In the case of size more than computer screen, at least one frame of background video window and the corresponding frame of computer screen Overlap, and at least one frame of background video window and the corresponding frame of computer screen are misaligned and positioned at computer screen Corresponding frame outside；For another example in the case of the size of the size more than computer screen of background video window, background is regarded Each frame of frequency window is misaligned to the corresponding frame of computer screen.However, no matter background video window in the horizontal direction On whether the axis with computer screen in the horizontal direction overlaps and background video window is in vertical direction for axis On axis whether overlapped with the axis of computer screen in the vertical direction, the background video window in the present embodiment should Computer screen is completely covered, and the present embodiment can determine position of the background video window in the coordinate system of computer screen Put, such as determine four summits of background video window coordinate respectively in the coordinate system of computer screen, determine for another example Coordinate of one summit (such as left upper apex) of background video window in the coordinate system of computer screen, should such that it is able to basis The wide and height of coordinate and background video window of the summit in the coordinate system of computer screen can determine background video window Position of the mouth in the coordinate system of computer screen.

S120, in above-mentioned background video window background video is loaded, the calculating of computer screen is completely covered to be formed The background of machine video desktop.

As an example, the present embodiment can by the store path of background video, title, the handle of background video window and Positional information of the background video window in the coordinate system of computer screen is supplied to Video Codec, so that video compiles solution Code device loads on corresponding background video in the background video window of above-mentioned setting, forms the calculating that video playback form is presented Machine video desktop.Because the size of the background video window in the present embodiment is necessarily not less than computer screen, and background video Window is completely covered computer screen, therefore, the background of the computer video desktop in the present embodiment can be completely covered computer Screen, and the subregion of the background of computer video desktop can be blocked, such as the part area of the background of computer video desktop Domain can be blocked by each icon in computer desktop, taskbar, acceleration ball and Pinyin Input column etc..

As an example, the size of the background video window in the present embodiment can be by user's autonomous control, such as in computer Video desktop is received the instruction of background video window scaling and (is rolled such as the scaling instruction produced based on shortcut or based on mouse Wheel/button and produce scaling instruction etc.) in the case of, judge whether target background video window is completely covered computer screen Curtain；When the result for judging can be completely covered computer screen as target background video window, the present embodiment is by background video Window size is adjusted to target background video window size, at this point it is possible to by by target background video window in computer screen Positional information in the coordinate system of curtain is supplied to Video Codec, so that Video Codec can be by the correspondingly sized back of the body Scape video is loaded in target background video window, forms the computer video desktop that video playback form is presented；In addition, sentencing Disconnected result for target background video window computer screen can be completely covered when, the present embodiment can also be by Video Codec The computer video table that background video is filled in formation presentation video playback form in target background video window of self adaptation Face；And when the result for judging can not be completely covered computer screen as target background video window, the present embodiment can not be right The size of current background video window is adjusted, and certainly, the present embodiment can also be target background video in the result for judging When window can not be completely covered computer screen, the adjustment of current background video window size can be completely covered computer screen Minimum background video window size.The present embodiment judges whether target background video window is completely covered the side of computer screen Formula can be specially：The scalability information in scaling instruction is obtained, and obtains current background video window information high wide, then, root The size of target background video window is calculated according to the scalability information and current background video window information high wide in scaling instruction, Judge target background video window it is wide whether not less than computer screen width, and target background video window it is high whether not Less than the height of computer screen, if the width of target background video window is regarded not less than the width of computer screen, and target background The height of frequency window is not less than the height of computer screen, then the result for judging can be completely covered calculating as target background video window Machine screen, the result for otherwise judging can not be completely covered computer screen as target background video window.

As an example, the position of the background video window in the present embodiment can be by user's autonomous control, such as in computer Video desktop receives background video the window's position adjust instruction (such as the adjust instruction produced based on shortcut or based on mouse Punctuate is hit or the adjust instruction that is produced based on mouse drag etc.) in the case of, judge the background video positioned at target location Whether window is completely covered computer screen；It is that background video window positioned at target location can cover completely in the result for judging During lid computer screen, background video window is adjusted to target location by the present embodiment from current location, at this point it is possible to pass through by Target position information of the background video window in the coordinate system of computer screen is supplied to Video Codec, so that video Codec can be loaded in the background video window of target location background video, formed and video playback shape is presented The computer video desktop of state；And be that background video window positioned at target location can not be completely covered calculating in the result for judging During machine screen, the present embodiment can not be adjusted to the position of current background video window.The present embodiment judges to be located at target The mode whether the background video window of position is completely covered computer screen can be specially：Obtain the background in adjust instruction Video window displacement information, and current location of the background video window in computer screen is obtained, then, according to adjust instruction In current location in computer screen of background video window shifts information and background video window calculate background video Coordinate information of the target location of window in the coordinate system of computer screen, judges seat of the computer screen in computer screen Whether the coordinate information in mark system belongs in the range of the target location of background video window, if computer screen is in computer screen Coordinate information in the coordinate system of curtain belongs to when in the range of the target location of background video window, then the result for judging is positioned at mesh The background video window of cursor position can be completely covered computer screen, and the result for otherwise judging is the background positioned at target location Video window can not be completely covered computer screen.

Embodiment two, the method for background for forming computer video desktop.

Computer desktop in the present embodiment is equally computer video desktop.The particular content of computer video desktop can With referring to the description in above-described embodiment one.It is not repeated.

Fig. 2 is the flow chart of the method for the background for forming computer video desktop of the present embodiment.In fig. 2, originally The method of embodiment can be performed by computer video desktop client end, and the method for the present embodiment mainly includes：Step S200, Step S210 and step S220.Each step for being included to the method for the present embodiment below is illustrated respectively.

S200, the background video information high wide for obtaining computer video desktop.

As an example, the process that the present embodiment can be successfully started up and normally run at computer video desktop client end In, the background video information high wide of computer video desktop is obtained, such as at computer video desktop client end with computer booting Start and after normal startup optimization, computer video desktop is formed by playing background video, connect in computer video desktop The control instruction for making background video window adapt to computer screen is received (such as the control instruction or base that are produced based on shortcut The control instruction etc. clicked in mouse and produced) when, acquisition be currently set as the background video of background store path and The title of background video, afterwards, reads the attribute information of respective background video according to the store path and title, and from reading Attribute information in obtain computer video desktop background video information high wide.

S210, according to background video information high wide determine in background video window with background video the ratio of width to height phase The play area high not less than computer screen wide not less than computer screen and high same, wide.

As an example, the background video window in the present embodiment is necessarily more than in computer screen, and background video window Play area computer screen can be completely covered, but play area is not completely filled with background video window, but The subregion in background video window is only taken up；I.e. at least one frame of background video window is located at computer screen Outside, and at least one frame of background video window is located at the outside of play area, and the four edges of play area will not Positioned at the inner side of the corresponding frame of computer screen.

As an example, the present embodiment can first set play area, then, then the background comprising the play area is set regards Frequency window；Specifically, the present embodiment can first determine coordinate position of the play area in the coordinate system of computer screen；Such as In the case of background video the ratio of width to height and computer screen the ratio of width to height identical, can directly by four summits of computer screen Coordinate position in the coordinate system of computer screen is as four summits of play area in the coordinate system of computer screen Coordinate position；For another example the coordinate by one or two adjacent vertexs of computer screen in the coordinate system of computer screen Coordinate position of the position as the respective vertices of play area in the coordinate system of computer screen, and according to background video height wide Size high than, the size wide of background video and background video determines other summits of play area in computer screen Coordinate position in coordinate system, makes the ratio of width to height of play area identical with background video the ratio of width to height, and makes play area other Coordinate position of the summit in the coordinate system of computer screen is located at outside (the i.e. play area of the respective vertices of computer screen Width not less than computer screen it is wide, and play area height not less than computer screen it is high)；Afterwards, the present embodiment can be with root Coordinate position according to the play area in the coordinate system of computer screen determines to completely include the background video of the play area Coordinate position of the window in the coordinate system of computer screen, such as determines the back of the body according to the predetermined magnification ratio for play area Coordinate position of four summits of scape video window in the coordinate system of computer screen.

As an example, the present embodiment can first set background video window, then, then set in the background video window Play area；Specifically, the present embodiment can first determine coordinate of the background video window in the coordinate system of computer screen Position；Such as in the case of background video the ratio of width to height and computer screen the ratio of width to height identical, can be according to wide for background video Predetermined magnification ratio high determines coordinate position of four summits of background video window in the coordinate system of computer screen； For another example the coordinate position using one or two adjacent vertexs of computer screen in the coordinate system of computer screen is used as the back of the body Coordinate position of the respective vertices of scape video window in the coordinate system of computer screen, according to background video the ratio of width to height, background The size wide of video and the size high of background video determine the seat of other summits in computer screen of background video window Coordinate position in mark system, makes the ratio of width to height of background video window identical with background video the ratio of width to height, and make background video window The outside of coordinate position of other summits in the coordinate system of the computer screen respective vertices that are located at computer screen (carry on the back The width of scape video window is wide not less than computer screen, and the height of background video window is high not less than computer screen)；Afterwards, The present embodiment can be determined identical with background video the ratio of width to height, wide wide not less than computer screen in the background video window And coordinate position of the play area high not less than computer screen high in the coordinate system of computer screen, such as by computer screen Relative position of one summit of curtain in background video window is as a summit of play area in background video window Relative position, and according to background video the ratio of width to height, the size wide of background video, the size high of background video, computer screen Coordinate position in the coordinate system of computer screen of size wide, the size high and background video window of computer screen it is true Other relative positions of three summits in background video window of play area are made, so that the play area determined is complete It is located in background video window entirely, makes the ratio of width to height of play area identical with background video the ratio of width to height, and make the width of play area It is wide not less than computer screen and high high not less than computer screen.

As an example, the present embodiment is when background video window is set, background video window the ratio of width to height can be both made with the back of the body Scape video/computer screen the ratio of width to height is identical, it is also possible to make background video window the ratio of width to height wide with background video/computer screen Ratio high is differed；And no matter whether background video window the ratio of width to height is identical with background video/computer screen the ratio of width to height, this implementation Example all should make the width of background video window and play area not less than the width of computer screen, make background video window and broadcast Put the height of the height not less than computer screen in region.In background video the ratio of width to height and computer screen the ratio of width to height identical situation Under, the size of the size of the play area in the present embodiment generally with computer screen is identical；And background video the ratio of width to height with In the case that computer screen the ratio of width to height is differed, the size of play area is necessarily more than computer screen, so that play area Computer screen is completely covered.

One specific example of the setting play area of the present embodiment is：Judging background video the ratio of width to height less than calculating In the case of machine screen width high ratio, the W4 wide of play area can be set to W2 wide, the i.e. W4=W2 of computer screen, and will The H4 high of play area be set to the product of the W2 wide of the computer screen and H3 high of background video and background video W3 wide it Business, i.e. H4=W2 × H3/W3.

The present embodiment set play area another specific example be：Judging background video the ratio of width to height more than calculating In the case of machine screen width high ratio, then the H4 high of play area can be set to the present embodiment the H2 high of computer screen, i.e., H4=H2, and the product that the W4 wide of play area is set to the H2 high of computer screen and the W3 wide of background video is regarded with background The business of the H3 high of frequency, i.e. W4=H2 × W3/H3.

The present embodiment set play area another specific example be：Calculated judging that background video the ratio of width to height is equal to In the case of machine screen width high ratio, then the W4 wide of play area can be set to the present embodiment the W2 wide of computer screen, i.e., W4=W2, the H4 high of play area is set to the H2 high of computer screen, i.e. H4=H2.

As an example, the play area of the present embodiment axis in the horizontal direction would generally be with computer screen in water Square upward axis overlaps；And the axis of play area in the vertical direction would generally be with computer screen in side vertically Upward axis overlaps.Certainly, the present embodiment be also not excluded for play area axis in the horizontal direction not with computer Possibility that screen axis in the horizontal direction overlaps and the axis of play area in the vertical direction not with calculating The possibility that the axis of machine screen in the vertical direction overlaps；Such as in the size of the size more than computer screen of play area In the case of, the corresponding frame of at least one frame of play area and computer screen overlaps, and play area at least one Individual frame is misaligned to the corresponding frame of computer screen and outside of corresponding frame positioned at computer screen；For another example playing In the case of size of the size in region more than computer screen, each frame of play area and the corresponding frame of computer screen It is misaligned.However, no matter play area axis in the horizontal direction whether with computer screen in the horizontal direction Axis overlap and play area in the vertical direction axis whether the axis with computer screen in the vertical direction Line overlaps, and the play area in the present embodiment should be completely covered computer screen.Additionally, the background video window of the present embodiment exists Axis in horizontal direction would generally overlap with computer screen axis in the horizontal direction；And background video window exists Axis on vertical direction would generally overlap with the axis of computer screen in the vertical direction.

S220, in the play area of above-mentioned background video window load background video.

As an example, the present embodiment can by the store path of background video, title, the handle of background video window and The position of play area is supplied to Video Codec so that Video Codec corresponding background video is loaded on it is above-mentioned In the play area of the background video window of setting, the computer video desktop that video playback form is presented is formed.Due to this reality The size for applying the play area in the background video window of example is necessarily completely covered not less than computer screen, and the play area Computer screen, therefore, the background video of the computer video desktop in the present embodiment can be completely covered computer screen, and meter The subregion of the background video of calculation machine video desktop can be blocked, such as the subregion of the background video of computer video desktop Can be blocked by each icon in computer desktop, taskbar, acceleration ball and Pinyin Input column etc..

As an example, the size of the play area in the present embodiment can be by user's autonomous control, such as in computer video Desktop reception is to the instruction of play area scaling (such as the scaling instruction produced based on shortcut or based on mouse roller/button And scaling instruction for producing etc.) in the case of, judge whether target play area is completely covered computer screen；In the knot for judging When really computer screen can be completely covered for target play area, currently playing region is adjusted to target and played by the present embodiment Region, at this point it is possible to be supplied to video to compile by the positional information by target play area in the coordinate system of computer screen Decoder, so that during correspondingly sized background video can be loaded on target play area by the Video Codec, being formed The computer video desktop of video playback form, position of the above-mentioned target play area in the coordinate system of computer screen is presented Information can be specially four vertex point coordinate informations of target play area, it is also possible to the specially diagonal of target play area On two vertex point coordinate informations, a vertex point coordinate information and the target broadcast area of target play area can also be specially The information wide and high in domain etc.；And when the result for judging can not be completely covered computer screen as target play area, this implementation Example can not be adjusted to the size in currently playing region, and certainly, the present embodiment can also be in the result for judging as target is broadcast When putting region and computer screen can not be completely covered, the size in currently playing region is adjusted to computer screen can be completely covered The minimum play area of curtain.The present embodiment judges whether target play area is completely covered the mode of computer screen can be specific For：The scalability information in scaling instruction is obtained, and obtains currently playing region information high wide, then, according in scaling instruction Scalability information and currently playing region information high wide calculate the size of target play area, and judging the width of target play area is The no width not less than computer screen, and target play area it is high whether not less than computer screen height, if target is broadcast Put the width of the width in region not less than computer screen, and target play area height of the height not less than computer screen, then judge Result computer screen can be completely covered for target play area, the result for otherwise judging can not as target play area Computer screen is completely covered.

As an example, the position of the play area in the present embodiment can be by user's autonomous control, such as in computer video Desktop reception instruct to play area position adjustment (clicked on such as the adjust instruction that produces based on shortcut or based on mouse or Adjust instruction that person is based on mouse drag and produces etc.) in the case of, judge whether the play area positioned at target location is complete Coverage machine screen；When the result for judging is that play area positioned at target location can be completely covered computer screen, Play area is adjusted to target location by the present embodiment from current location, at this point it is possible to by by play area in computer screen Target position information in the coordinate system of curtain is supplied to Video Codec, so that Video Codec can be by background video Load in the play area of target location, form the computer video desktop that video playback form is presented；And sentencing When disconnected result is that play area positioned at target location can not be completely covered computer screen, the present embodiment can not be to current The position of play area is adjusted, and certainly, the present embodiment can also be positioned at the broadcast area of target location in the result for judging When domain can not be completely covered computer screen, play area is adjusted at least one mutual while corresponding with computer screen Overlap.The mode whether play area of the present embodiment judgement positioned at target location is completely covered computer screen can be specific For：The play area displacement information in adjust instruction is obtained, and obtains current location of the play area in computer screen, so Afterwards, current location of the play area displacement information and play area in adjust instruction in computer screen calculates and broadcasts Coordinate information of the target location in region in the coordinate system of computer screen is put, judges computer screen in computer screen Whether the coordinate information in coordinate system belongs in the range of the target location of play area, if computer screen is in computer screen Coordinate system in coordinate information to belong to the result for when in the range of the target location of play area, then judging be positioned at target location Play area computer screen can be completely covered, the result for otherwise judging is that the play area positioned at target location can not Computer screen is completely covered.

The device of embodiment three, background for forming computer video desktop.

Fig. 3 is the schematic diagram of the device for forming computer video desktop of the present embodiment.Device in Fig. 3 generally sets It is placed in computer video desktop client end, and device in Fig. 3 mainly includes：Obtain module high 300 wide, window module is set 310 and the first video load-on module 320.Optionally, the device can also include：First zoom control module 330.

Each module for being included to the device of the present embodiment below is illustrated respectively.

Obtain the background video information high wide that module high 300 wide is mainly used in obtaining computer video desktop.

As an example, obtaining module high 300 wide can obtain background video letter high wide from the attribute information of background video Breath.In the case where background video information high wide includes the identification information of the ratio of width to height, can be set in advance in acquisition module high 300 wide The identification information of the ratio of width to height and the corresponding relation of the ratio of width to height are equipped with, so that obtain module high 300 wide can be according to the width for getting The identification information and above-mentioned correspondence relationship information of ratio high know the ratio of width to height of background video.Include in background video information high wide In the case of the identification information of the identification information of size wide or size high, width can be previously provided with acquisition module high 300 wide The identification information of size is believed with the correspondence relationship information of size wide or the identification information of size high with the corresponding relation of size high Breath, thus obtain module high 300 wide can according to the identification information of the identification information of the size wide for getting/size high and on State size wide/size high that correspondence relationship information knows background video.

As an example, obtaining module high 300 wide can obtain meter in the start-up course at computer video desktop client end The background video information high wide of calculation machine video desktop, such as in computer booting start-up course Computer video desktop client meeting Start therewith, acquisition module high 300 wide is obtained in the start-up course at computer video desktop client end and is currently set as the back of the body The store path of the background video of scape and the title of background video, afterwards, obtain module high 300 wide according to the store path with And title reads the attribute information of respective background video, and the back of the body of computer video desktop is obtained from the attribute information for reading Scape video information high wide.

As an example, obtain module high 300 wide and can be successfully started up at computer video desktop client end and normally run During, the background video information high wide of computer video desktop is obtained, such as at computer video desktop client end with calculating Machine starting up and after normal startup optimization, computer video desktop is formed by playing background video, in computer video Desktop reception to make play area adapt to computer screen control instruction (such as the control instruction that produces based on shortcut or Control instruction clicked on based on mouse and produced etc.) when, the background that the acquisition acquisition of module high 300 wide is currently set as background is regarded The store path of frequency and the title of background video, afterwards, obtain module high 300 wide and read phase according to the store path and title The attribute information of background video is answered, and the background video of computer video desktop letter high wide is obtained from the attribute information for reading Breath.

Window module 310 is set to be mainly used in being set according to the background video information high wide for obtaining the acquisition of module high 300 wide The ratio of width to height is identical with background video the ratio of width to height, the back of the body high not less than computer screen wide and high not less than computer screen wide Scape video window.

As an example, set window module 310 to need to know the information wide of computer screen and information high, computer in advance The information wide of screen can be specially pixel quantity or millimeter or cms of the computer screen on cross direction or Inch number etc., the information high of computer screen can be specially pixel quantity or millimeter of the computer screen on direction high Or cms or inch number etc..

As an example, setting window module 310 when background video window is set, background video window height wide should ensured While more identical than with background video the ratio of width to height, make the width of background video window not less than the width of computer screen, regard background Height of the height of frequency window not less than computer screen.In background video the ratio of width to height and computer screen the ratio of width to height identical situation Under, size of the size generally with computer screen for setting background video window set by window module 310 is identical；And in the back of the body In the case that scape video aspect ratio is differed with computer screen the ratio of width to height, the background video set by window module 310 is set The size of window is necessarily more than computer screen, so as to set background video window set by window module 310 by computer Screen is completely covered.

Set window module 310 set background video window a specific example be：Window module 310 is set to judge Go out background video the ratio of width to height less than in the case of computer screen the ratio of width to height, the W1 wide of background video window can be set to meter The W2 wide of calculation machine screen, i.e. W1=W2, and the W2 wide that the H1 high of background video window is set to computer screen is regarded with background The business of the product of the H3 high of frequency and the W3 wide of background video, i.e. H1=W2 × H3/W3.

Set window module 310 set background video window another specific example be：Window module 310 is set to sentence Break and background video the ratio of width to height more than in the case of computer screen the ratio of width to height, then setting window module 310 can regard background The H1 high of frequency window is set to the H2 high of computer screen, and the W1 wide of background video window is set to the height of computer screen The product of the H2 and W3 wide of background video and the business of the H3 high of background video, i.e. W1=H2 × W3/H3.

Set window module 310 set background video window another specific example be：Window module 310 is set to sentence Break and background video the ratio of width to height equal in the case of computer screen the ratio of width to height, then setting window module 310 can regard background The W1 wide of frequency window is set to the W2 wide of computer screen, i.e. W1=W2, and the H1 high of background video window is set into computer The H2 high of screen, i.e. H1=H2.

As an example, the background video window axis in the horizontal direction set set by window module 310 is usual Axis that can be with computer screen in the horizontal direction overlaps；And the axis of background video window in the vertical direction is usual Can be overlapped with the axis of computer screen in the vertical direction.Certain the present embodiment is also not excluded for setting the institute of window module 310 Axis of the background video window of the setting axis in the horizontal direction not with computer screen in the horizontal direction overlaps Possibility and background video window in the vertical direction axis not with the axis of computer screen in the vertical direction The possibility that line overlaps；The size of the background video window as set by setting window module 310 is more than computer screen In the case of size, at least one frame of background video window overlaps to the corresponding frame of computer screen, and background video At least one frame of window is misaligned to the corresponding frame of computer screen and corresponding frame positioned at computer screen outer Side；For another example in situation of the size more than the size of computer screen for setting the background video window set by window module 310 Under, each frame of background video window is misaligned to the corresponding frame of computer screen.However, no matter background video window exists Whether the axis with computer screen in the horizontal direction overlaps and background video window exists for axis in horizontal direction Whether the axis on vertical direction overlaps with the axis of computer screen in the vertical direction, sets the institute of window module 310 The background video window of setting should be completely covered computer screen, and setting window module 310 can determine background video window Position of the mouth in the coordinate system of computer screen, such as sets four summits that window module 310 determines background video window The coordinate in the coordinate system of computer screen, sets one that window module 310 determines background video window for another example respectively Coordinate of the summit (such as left upper apex) in the coordinate system of computer screen, so that set window module 310 can be according to the top The wide and height of coordinate and background video window of the point in the coordinate system of computer screen can determine background video window Position in the coordinate system of computer screen.

First video load-on module 320 is mainly used in being loaded in the background video window that window module 310 is set is set Background video, to form the background of the computer video desktop that computer screen is completely covered.

As an example, the first video load-on module 320 can be by the store path of background video, title, background video window Positional information of the handle and background video window of mouth in the coordinate system of computer screen is supplied to Video Codec, from And in making the background video window that corresponding background video is loaded on Video Codec above-mentioned setting, formed and video is presented broadcasts Put the computer video desktop of form.Because the size of the background video window in the present embodiment is necessarily not less than computer screen Curtain, and background video window is completely covered computer screen, therefore, the background of the computer video desktop in the present embodiment can be complete All standing computer screen, and the subregion of the background of computer video desktop can be blocked, such as computer video desktop The subregion of background can be blocked by each icon in computer desktop, taskbar, acceleration ball and Pinyin Input column etc..

As an example, the size of the background video window in the present embodiment can be by user's autonomous control, such as in computer Video desktop is received the instruction of background video window scaling and (is rolled such as the scaling instruction produced based on shortcut or based on mouse Wheel/button and produce scaling instruction etc.) in the case of, the first zoom control module 330 judges that target background video window is It is no that computer screen is completely covered；When the result for judging can be completely covered computer screen as target background video window, Background video window size is adjusted to target background video window size by the first zoom control module 330, now, the first scaling Control module 330 can be supplied to by the positional information by target background video window in the coordinate system of computer screen and be regarded Frequency codec, so that correspondingly sized background video can be loaded on target background video window by Video Codec In, form the computer video desktop that video playback form is presented；In addition, being target background video window energy in the result for judging When computer screen enough is completely covered, the first zoom control module 330 can also be by Video Codec self adaptation by background Video forms the computer video desktop that video playback form is presented in being filled in target background video window；And in the knot for judging When really computer screen can not be completely covered for target background video window, the first zoom control module 330 can not be to current The size of background video window is adjusted, and certainly, the first zoom control module 330 can also be in the result for judging as target is carried on the back When scape video window can not be completely covered computer screen, the adjustment of current background video window size can be completely covered calculating The minimum background video window size of machine screen.First zoom control module 330 judges whether target background video window is complete The mode of coverage machine screen can be specially：First zoom control module 330 obtains the scalability information in scaling instruction, and Current background video window information high wide is obtained, then, scalability information of the first zoom control module 330 in scaling instruction High information wide with current background video window calculates the size of target background video window, judges target background video window It is wide whether not less than computer screen width, and target background video window it is high whether not less than computer screen height, such as The width of fruit target background video window is not less than the width of computer screen, and the height of target background video window is not less than computer The height of screen, then the result that the first zoom control module 330 judges is as target background video window can be completely covered computer Screen, the result that otherwise the first zoom control module 330 judges is as target background video window can not be completely covered computer Screen.

As an example, the position of the background video window in the present embodiment can be by user's autonomous control, such as in computer Video desktop receives background video the window's position adjust instruction (such as the adjust instruction produced based on shortcut or based on mouse Punctuate is hit or the adjust instruction that is produced based on mouse drag etc.) in the case of, the first zoom control module 330 judges to be located at Whether the background video window of target location is completely covered computer screen；It is the background positioned at target location in the result for judging When video window can be completely covered computer screen, the first zoom control module 330 is by background video window from current location Be adjusted to target location, now, the first zoom control module 330 can by by background video window computer screen seat Target position information in mark system is supplied to Video Codec, so that Video Codec can load on background video In the background video window of target location, the computer video desktop that video playback form is presented is formed；And judging Result when being that background video window positioned at target location can not be completely covered computer screen, the first zoom control module 330 can not be adjusted to the position of current background video window.First zoom control module 330 judges to be located at target location Background video window whether be completely covered computer screen mode can be specially：Obtain the background video in adjust instruction Window shifts information, and current location of the background video window in computer screen is obtained, then, the first zoom control module Current location of the 330 background video window shifts information and background video window in adjust instruction in computer screen Calculate coordinate information of the target location of background video window in the coordinate system of computer screen, the first zoom control module 330 judge whether coordinate information of the computer screen in the coordinate system of computer screen belongs to the target position of background video window In the range of putting, if coordinate information of the computer screen in the coordinate system of computer screen belongs to the target of background video window When in position range, then the result that the first zoom control module 330 judges is that the background video window positioned at target location can Computer screen is completely covered, otherwise, the result that the first zoom control module 330 judges is the background video positioned at target location Window can not be completely covered computer screen.

The device of example IV, background for forming computer video desktop.

Fig. 4 is the schematic diagram of the device for forming computer video desktop of the present embodiment.Device in Fig. 4 generally sets It is placed in computer video desktop client end, and device in Fig. 4 mainly includes：Obtain module high 300 wide, setting area module 340 and the second video load-on module 350；Optionally, the device of the present embodiment can also include：Second zoom control module 360。

Module high 300 wide is obtained for obtaining the background video information high wide of computer video desktop, and obtains width Gao Mo The description in operation such as above-mentioned embodiment three performed by block 300, is not repeated.

Setting area module 340 be mainly used according to background video information high wide determine in background video window with Background video the ratio of width to height is identical, wide wide not less than computer screen and the play area high not less than computer screen high.

As an example, the background video window in the present embodiment is necessarily more than computer screen, and setting area module 340 The set play area in background video window can be completely covered computer screen, but play area does not have Background video window is completely filled with, but has only taken up the subregion in background video window；That is, background video window At least one frame of mouth is located at the outside of computer screen, and at least one frame of background video window is located at play area Outside, and the four edges of play area will not be located at computer screen corresponding frame inner side.

As an example, setting area module 340 can first set play area, then set again comprising the play area Background video window；Specifically, setting area module 340 can first determine play area in the coordinate system of computer screen Coordinate position；Such as in the case of background video the ratio of width to height and computer screen the ratio of width to height identical, setting area module 340 can Using coordinate position directly by four summits of computer screen in the coordinate system of computer screen as the four of play area Coordinate position of the individual summit in the coordinate system of computer screen；For another example setting area module 340 is by one of computer screen Or the coordinate position of two adjacent vertexs in the coordinate system of computer screen as the respective vertices of play area in computer Coordinate position in the coordinate system of screen, and according to background video the ratio of width to height, the size wide of background video and background video Size high determines coordinate position of other summits of play area in the coordinate system of computer screen, makes the width of play area It is high more identical than with background video the ratio of width to height, and make coordinate bit of other summits of play area in the coordinate system of computer screen Setting in the outside of the respective vertices of computer screen, (i.e. the width of play area is wide not less than computer screen, and play area Height not less than computer screen it is high)；Afterwards, setting area module 340 can be according to the play area in computer screen Coordinate position in coordinate system determines the background video window for completely including the play area in the coordinate system of computer screen Coordinate position, such as setting area module 340 for the predetermined magnification ratio of play area according to determining background video window Coordinate position of four summits in the coordinate system of computer screen.

As an example, setting area module 340 can first set background video window, then, then in the background video window Play area is set in mouthful；Specifically, setting area module 340 can first determine background video window in computer screen Coordinate position in coordinate system；As setting area module 340 can according to for background video predetermined magnification ratio high wide come Determine coordinate position of four summits of background video window in the coordinate system of computer screen；For another example setting area module 340 coordinate position using one or two adjacent vertexs of computer screen in the coordinate system of computer screen is used as background Coordinate position of the respective vertices of video window in the coordinate system of computer screen, setting area module 340 is regarded according to background The size high of frequency the ratio of width to height, the size wide of background video and background video determines other summits of background video window in meter Coordinate position in the coordinate system of calculation machine screen, makes the ratio of width to height of background video window identical with background video the ratio of width to height, and make Coordinate position of other summits of background video window in the coordinate system of computer screen is located at the respective top of computer screen (i.e. the width of background video window is wide not less than computer screen, and the height of background video window is not less than computer in the outside of point Screen is high)；Afterwards setting area module 340 can be determined in the background video window it is identical with background video the ratio of width to height, Width is wide not less than computer screen and the play area high not less than computer screen high is in the coordinate system of computer screen The relative position of coordinate position, such as setting area module 340 by a summit of computer screen in background video window is made It is the relative position of the summit in background video window of play area, and according to background video the ratio of width to height, background video Size wide, the size high of background video, the size wide of computer screen, the size high of computer screen and background video window Coordinate position of the mouth in the coordinate system of computer screen determines other three summits of play area in background video window In relative position so that the play area determined is fully located in background video window, make the ratio of width to height of play area It is identical with background video the ratio of width to height, and make the width of play area wide and high not less than computer screen not less than computer screen It is high.

As an example, setting area module 340 needs to know the information wide of computer screen and information high in advance.Setting area Domain module 340 can both make background video window the ratio of width to height and background video/computer screen when background video window is set The ratio of width to height is identical, it is also possible to background video window the ratio of width to height is differed with background video/computer screen the ratio of width to height；And no matter Whether background video window the ratio of width to height is identical with background video/computer screen the ratio of width to height, and setting area module 340 all should make the back of the body The width of scape video window and play area makes the height of background video window and play area not less than the width of computer screen Not less than the height of computer screen.In the case of background video the ratio of width to height and computer screen the ratio of width to height identical, setting area Size of the size of the play area set by module 340 generally with computer screen is identical；And background video the ratio of width to height with In the case that computer screen the ratio of width to height is differed, the size of the play area set by setting area module 340 is necessarily more than Computer screen, so that computer screen is completely covered play area.

Setting area module 340 set play area a specific example be：Setting area module 340 is judging the back of the body The W4 wide of play area can be set to computer screen by scape video aspect ratio less than in the case of computer screen the ratio of width to height W2 wide, i.e. W4=W2, and the H4 high of play area is set to multiplying for the W2 wide of the computer screen and H3 high of background video The business of the W3 wide of product and background video, i.e. H4=W2 × H3/W3.

Setting area module 340 set play area another specific example be：Setting area module 340 is being judged More than in the case of computer screen the ratio of width to height, then setting area module 340 can be by play area for background video the ratio of width to height H4 high is set to the H2 high of computer screen, i.e. H4=H2, and the W4 wide of play area is set to the H2 high of computer screen With the business of the H3 high of the product and background video of the W3 wide of background video, i.e. W4=H2 × W3/H3.

Setting area module 340 set play area another specific example be：Setting area module 340 is being judged In the case that background video the ratio of width to height is equal to computer screen the ratio of width to height, then setting area module 340 can be by play area W4 wide is set to the W2 wide of computer screen, i.e. W4=W2, the H4 high of play area is set to the H2 high of computer screen, i.e., H4=H2.

As an example, play area set by setting area module 340 axis in the horizontal direction would generally be with Computer screen axis in the horizontal direction overlaps；And the axis of play area in the vertical direction would generally be with calculating The axis of machine screen in the vertical direction overlaps.Certainly, the present embodiment is also not excluded for broadcasting set by setting area module 340 Put possibility that axis of the region axis in the horizontal direction not with computer screen in the horizontal direction overlap and The possibility that the axis of play area in the vertical direction does not overlap with the axis of computer screen in the vertical direction；Such as In the case of the size of the size more than computer screen of play area, the play area set by setting area module 340 The corresponding frame of at least one frame and computer screen overlap, and play area at least one frame and computer screen Corresponding frame is misaligned and outside of corresponding frame positioned at computer screen；For another example the size in play area is more than and calculates In the case of the size of machine screen, each frame of the play area set by setting area module 340 and the phase of computer screen Answer frame misaligned.However, no matter play area axis in the horizontal direction whether with computer screen in level side Upward axis overlap and play area in the vertical direction axis whether with computer screen in the vertical direction Axis overlap, the play area set by setting area module 340 should be completely covered computer screen.Additionally, this implementation The background video window of example axis in the horizontal direction would generally be with computer screen axis in the horizontal direction weight Close；And the axis of background video window in the vertical direction would generally be with the axis of computer screen in the vertical direction weight Close.

Second video load-on module 350 is mainly used in loading background video in the play area of background video window.

As an example, the second video load-on module 350 can by the store path of background video, the title of background video, The handle of background video window and the position of play area are supplied to Video Codec, so that Video Codec will be corresponding Background video load on the play area of background video window of above-mentioned setting, form the calculating that video playback form is presented Machine video desktop.Because the size of the play area in the background video window set by setting area module 340 is not necessarily small In computer screen, and the play area is completely covered computer screen, therefore, computer video desktop in the present embodiment Background video can be completely covered computer screen, and the subregion of the background video of computer video desktop can be blocked, such as The subregion of the background video of computer video desktop can be by the icon in computer desktop, taskbar, acceleration ball and spelling Sound input field etc. is blocked.

As an example, the size of the play area set by setting area module 340 can such as be existed by user's autonomous control Computer video desktop reception is to the instruction of play area scaling (such as the scaling instruction produced based on shortcut or based on mouse Roller/button and produce scaling instruction etc.) in the case of, whether the second zoom control module 360 judges target play area Computer screen is completely covered；When the result for judging can be completely covered computer screen as target play area, the second contracting Put control module 360 and currently playing region is adjusted to target play area, now, the second zoom control module 360 can lead to Cross the positional information by target play area in the coordinate system of computer screen and be supplied to Video Codec, so that this is regarded During correspondingly sized background video can be loaded on target play area by frequency codec, formed and video playback form is presented Computer video desktop, positional information of the above-mentioned target play area in the coordinate system of computer screen can be specially target Four vertex point coordinate informations of play area, it is also possible to the two apex coordinates letter specially on the diagonal of target play area Breath, can also be specially a vertex point coordinate information of target play area and the information wide and high of target play area etc.； And when the result for judging can not be completely covered computer screen as target play area, the second zoom control module 360 can be with The size to currently playing region is not adjusted, and certainly, the second zoom control module 360 can also be mesh in the result for judging When mark play area can not be completely covered computer screen, the size in currently playing region is adjusted to calculating can be completely covered The minimum play area of machine screen.Second zoom control module 360 judges whether target play area is completely covered computer screen The mode of curtain can be specially：Second zoom control module 360 obtains the scalability information in scaling instruction, and obtains currently playing Region information high wide, then, scalability information and currently playing region of the second zoom control module 360 in scaling instruction are wide Whether information high calculates the size of target play area, judges the width for being not less than computer screen wide of target play area, And the height for whether being not less than computer screen high of target play area, if the width of target play area is not less than computer screen Curtain width, and target play area height not less than computer screen height, then the second zoom control module 360 judge result For target play area can be completely covered computer screen, otherwise, the result that the second zoom control module 360 judges is target Play area can not be completely covered computer screen.

As an example, the position of the play area of the setting of setting area module 340 can be by user's autonomous control, such as in meter Calculation machine video desktop receives play area position adjustment instruction (such as the adjust instruction produced based on shortcut or based on mouse Punctuate is hit or the adjust instruction that is produced based on mouse drag etc.) in the case of, the second zoom control module 360 judges to be located at Whether the play area of target location is completely covered computer screen；It is the play area positioned at target location in the result for judging When computer screen can be completely covered, play area is adjusted to target position by the second zoom control module 360 from current location Put, now, the second zoom control module 360 can be by the target location by play area in the coordinate system of computer screen Information is supplied to Video Codec, so that Video Codec can be loaded on positioned at target location background video In play area, the computer video desktop that video playback form is presented is formed；And the second zoom control module 360 is in judgement When result is that play area positioned at target location can not be completely covered computer screen, can not be to the position in currently playing region Put and be adjusted, certainly, the second zoom control module 360 can also be play area positioned at target location in the result for judging When computer screen can not be completely covered, play area is adjusted at least one phase mutual respect while corresponding with computer screen Close.Second zoom control module 360 judges whether the play area positioned at target location is completely covered the mode of computer screen Can be specially：Second zoom control module 360 obtains the play area displacement information in adjust instruction, and obtains play area Current location in computer screen, then, play area displacement of the second zoom control module 360 in adjust instruction The current location of information and play area in computer screen calculates the target location of play area in computer screen Coordinate information in coordinate system, the second zoom control module 360 judges computer screen in the coordinate system of computer screen Whether coordinate information belongs in the range of the target location of play area, if computer screen is in the coordinate system of computer screen Coordinate information belong to when in the range of the target location of play area, then the result that the second zoom control module 360 judges is position Play area in target location can be completely covered computer screen, otherwise, the result that the second zoom control module 360 judges It is that play area positioned at target location can not be completely covered computer screen.

It should be noted that a part of the invention can be applied to computer program product, such as computer program Instruction, when it is performed by intelligent electronic device (such as computer or server), by the operation of the intelligent electronic device Can call or provide the method according to the invention and/or technical scheme.And the programmed instruction of the method for the present invention is called, can Can be stored in fixed or moveable recording medium, and/or by the number in broadcast or other signal bearing medias It is transmitted according to stream, and/or is stored in the working storage according to the intelligent electronic device of described program instruction operation. This, according to one embodiment of present invention including a device, the device includes the storage for storing computer program instructions Device and the processor for execute program instructions, wherein, when the computer program instructions are by the computing device, trigger the dress Put methods and/or techniques scheme of the operation based on foregoing multiple embodiments of the invention.

It is obvious to a person skilled in the art that the invention is not limited in the details of above-mentioned one exemplary embodiment, and And in the case of without departing substantially from spirit or essential characteristics of the invention, can in other specific forms realize the present invention.Cause This, no matter from the point of view of which point, all should regard embodiments of the invention as exemplary, and be nonrestrictive, this hair Bright scope limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained All changes in justice and scope are included in the present invention.Any reference in claim should not be considered as limitation involved And claim.Furthermore, it is to be understood that " including " word is not excluded for other units or step, and odd number is not excluded for plural number.Device The multiple units or device or module stated in claim can also be passed through by a unit or device or module Software or hardware are realized.The first, the second grade word is only used for representing title, and is not offered as any specific order.

Claims

1. a kind of method for forming the background of computer video desktop, it is characterised in that methods described includes：

Obtain the background video information high wide of computer video desktop；

The ratio of width to height is set according to background video information high wide identical with background video the ratio of width to height, wide not less than computer screen The background video window high not less than computer screen wide and high；

The background video is loaded in the background video window, the computer video of computer screen is completely covered to be formed The background of desktop.

2. method according to claim 1, it is characterised in that the background video height wide of the acquisition computer video desktop The step of information, includes：

When the control instruction for making background video window adapt to computer screen is received, the background of computer video desktop is obtained Video information high wide.

3. method according to claim 1, it is characterised in that described to set wide high according to background video information high wide The background high not less than computer screen wide and high not less than computer screen more identical than with background video the ratio of width to height, wide is regarded The step of frequency window, includes：

In the case where background video the ratio of width to height is less than computer screen the ratio of width to height, a width of computer of background video window is set The width of screen, sets the product high with background video wide and background video of a height of computer screen of background video window The business of width；Or

In the case where background video the ratio of width to height is more than computer screen the ratio of width to height, a height of computer of background video window is set The height of screen, sets the product wide with background video high and background video of a width of computer screen of background video window The business of height.

4. method according to claim 1, it is characterised in that：

Axis of the background video window axis in the horizontal direction with computer screen in the horizontal direction overlaps； And/or

The axis of the background video window in the vertical direction overlaps with the axis of computer screen in the vertical direction.

5. the method according to any claim in Claims 1-4, it is characterised in that described method also includes：

In the case where the scaling instruction of background video window is received, in the scalability information in the scaling instruction and current When background video window information high wide judges that target background video window is completely covered computer screen, by the background video Window is adjusted to target background video window；Or

In the case where background video the window's position adjust instruction is received, regarded in the background in position adjustment instruction Judge to be located at the background of target location in the current location of frequency window shifts information and background video window in computer screen When video window is completely covered computer screen, the background video window is adjusted to target location.

6. a kind of method for forming computer video desktop background video, it is characterised in that methods described includes：

Obtain the background video information high wide of computer video desktop；

Identical with background video the ratio of width to height, wide it is not less than according to what background video information high wide determined in background video window Computer screen is wide and the play area high not less than computer screen high, wherein, at least one of the background video window Frame be located at computer screen outside, and the background video window at least one frame be located at play area outside；

The background video is loaded in the play area of the background video window.

7. method according to claim 6, it is characterised in that the background video height wide of the acquisition computer video desktop The step of information, includes：

When the control instruction for making play area adapt to computer screen is received, the background video of computer video desktop is obtained Information high wide.

8. method according to claim 6, it is characterised in that described to determine to be located at background according to background video information high wide It is identical with background video the ratio of width to height, wide wide not less than computer screen and high high not less than computer screen in video window The step of play area, includes：

Identical with background video the ratio of width to height, wide wide not less than computer screen and Gao Bu little is determined according to background video information high wide In coordinate position of the computer screen play area high in the coordinate system of computer screen, and existed according to the play area Coordinate position in the coordinate system of computer screen determines the background video window for completely including the play area in computer Coordinate position in the coordinate system of screen；Or

Coordinate position of the background video window in the coordinate system of computer screen is obtained, and is existed according to the background video window Coordinate position in the coordinate system of computer screen determine to be fully located in background video window with background video the ratio of width to height phase The play area high not less than computer screen wide not less than computer screen and high same, wide is relative in background video window Position.

9. a kind of device for forming the background of computer video desktop, it is characterised in that described device includes：

Module high wide is obtained, the information high wide of the background video for obtaining computer video desktop；

Set window module, for according to background video information high wide set the ratio of width to height it is identical with background video the ratio of width to height, Wide and high high background video window not less than computer screen of the width not less than computer screen；

First video load-on module, for loading the background video in the background video window, is completely covered with being formed The background of the computer video desktop of computer screen.

10. a kind of device for forming computer video desktop background video, it is characterised in that methods described includes：

Setting area module, it is wide with background video in background video window for being determined according to background video information high wide Height than the play area high not less than computer screen identical, wide wide not less than computer screen and high, wherein, the background is regarded At least one frame of frequency window is located at the outside of computer screen, and at least one frame of the background video window is located at The outside of play area；

Second video load-on module, for loading the background video in the play area of the background video window.