CN104754223A - Method for generating thumbnail and shooting terminal - Google Patents
Method for generating thumbnail and shooting terminal Download PDFInfo
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- CN104754223A CN104754223A CN201510109363.3A CN201510109363A CN104754223A CN 104754223 A CN104754223 A CN 104754223A CN 201510109363 A CN201510109363 A CN 201510109363A CN 104754223 A CN104754223 A CN 104754223A
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Abstract
The invention provides a method for generating a thumbnail and a shooting terminal. The method for generating the thumbnail includes: detecting a shooting instruction input by a user, and responding to the shooting instruction so as to shoot at least one picture or one segment of video; if obtaining the at least one picture through shooting, obtaining a first thumbnail of the finally shot picture in the at least one picture, wherein each first thumbnail is obtained by zooming each picture after a terminal system shoots each picture; zooming the first thumbnail of the finally shot picture according to a first zooming proportion so as to obtain a second terminal of the finally shot picture; displaying the second terminal of the finally shot picture in a preset area of a shooting interface. The method for generating the thumbnail and the shooting terminal can accelerate generation of the thumbnail to be displayed on the shooting interface, and improve user experience.
Description
Technical field
The present invention relates to technical field of image processing, particularly relate to a kind of method and the camera terminal that generate thumbnail.
Background technology
Along with the development of terminal technology, the function of terminal is day by day diversified.Nowadays the many terminals on market are all equipped with camera, can implement to take pictures or camera function.After the complete photo of general take, terminal not only preserves the picture data taken and obtain, and preserves after also above-mentioned photo being reduced, so that the content of the first previewing photos of energy selects the photo that will check again during user's follow-up Album for glancing over pictures.Meanwhile, after user takes a photo, before exiting shooting interface; terminal usually can according to data genaration thumbnail of this photo; and show this thumbnail in the specific region of screen, user is known and completes a shooting action, and can the photo just taken of preview.Along with user constantly carries out shooting action, this thumbnail also can be constantly updated.
But nowadays the performance of terminal camera improves constantly, the data volume of photo of taking also increasing, make the speed goes generating thumbnail slow.When user takes pictures continuously, thumbnail may upgrade not in time, cannot be synchronous with the up-to-date photo taken of user, reduces Consumer's Experience.
Summary of the invention
The embodiment of the present invention provides a kind of method and the camera terminal that generate thumbnail, can accelerate the speed generating thumbnail.
Embodiment of the present invention first aspect provides a kind of method generating thumbnail, can comprise:
Detect the shooting instruction of user's input, respond described shooting instruction shooting and obtain at least one pictures or one section of video;
If shooting obtains at least one pictures, then to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures;
First thumbnail of one pictures of described last shooting is reduced according to the first scaling, obtains the second thumbnail of a pictures of described last shooting;
Second thumbnail of one pictures of the described last shooting of predeterminable area display at shooting interface.
In conjunction with first aspect, in the execution mode that the first is feasible, after described response described shooting instruction shooting obtains at least one pictures or one section of video, described method also comprises:
If shooting obtains one section of video, then obtain the 3rd thumbnail of described one section of video, described 3rd thumbnail obtains for the frame picture of described terminal system after often taking one section of video in video described in convergent-divergent;
3rd thumbnail of described one section of video is reduced according to the second scaling, obtains the 4th thumbnail of described one section of video;
At the 4th thumbnail of the described one section of video of described predeterminable area display at described shooting interface.
In conjunction with first aspect, in the execution mode that the second is feasible, described the first thumbnail by a pictures of described last shooting reduces according to the first scaling, obtains the second thumbnail of a pictures of described last shooting, comprising:
According to the size of the first thumbnail of a pictures of described last shooting and the size of the second required thumbnail, determine described first scaling;
First thumbnail of one pictures of described last shooting is reduced according to described first scaling, and is converted to bitmap images, obtain the second thumbnail of a pictures of described last shooting.
In conjunction with the first feasible execution mode of first aspect, in the execution mode that the third is feasible, described the 3rd thumbnail by described one section of video reduces according to the second scaling, obtains the 4th thumbnail of described one section of video, comprising:
According to the size of the 3rd thumbnail of described one section of video and the size of the 4th required thumbnail, determine described second scaling;
3rd thumbnail of described one section of video is reduced according to described second scaling, and is converted to bitmap images, obtain the 4th thumbnail of described one section of video.
In conjunction with first aspect, in the 4th kind of feasible execution mode, the first thumbnail of a pictures of last shooting in the described at least one pictures of described acquisition, comprising:
Determine the memory location of described first thumbnail;
The first thumbnail of a pictures of last shooting described at least one pictures is obtained from the memory location of described first thumbnail.
Embodiment of the present invention second aspect provides a kind of camera terminal, can comprise:
Taking module, for detecting the shooting instruction of user's input, responding described shooting instruction shooting and obtaining at least one pictures or one section of video;
First acquisition module, for when shooting obtains at least one pictures, to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, and described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures;
First reduces module, and the first thumbnail for the pictures by described last shooting reduces according to the first scaling, obtains the second thumbnail of a pictures of described last shooting;
First display module, for the second thumbnail of a pictures of the described last shooting of predeterminable area display at shooting interface.
In conjunction with second aspect, in the execution mode that the first is feasible, described camera terminal, also comprises:
Second acquisition module, during for obtaining one section of video in shooting, obtains the 3rd thumbnail of described one section of video, and described 3rd thumbnail obtains for the frame picture of described terminal system after often taking one section of video in video described in convergent-divergent;
Second reduces module, for being reduced according to the second scaling by the 3rd thumbnail of described one section of video, obtains the 4th thumbnail of described one section of video;
Second display module, for the 4th thumbnail of the described one section of video of described predeterminable area display at described shooting interface.
In conjunction with second aspect, in the execution mode that the second is feasible, described first reduces module, comprising:
First determining unit, for the size of the first thumbnail of the pictures according to described last shooting and the size of the second required thumbnail, determines described first scaling;
First reducing unit, the first thumbnail for the pictures by described last shooting reduces according to described first scaling, and is converted to bitmap images, obtains the second thumbnail of a pictures of described last shooting.
In conjunction with the first feasible execution mode of second aspect, in the execution mode that the third is feasible, described second reduces module, comprising:
Second determining unit, for the size of the 3rd thumbnail according to described one section of video and the size of the 4th required thumbnail, determines described second scaling;
Second reducing unit, for being reduced according to described second scaling by the 3rd thumbnail of described one section of video, and being converted to bitmap images, obtaining the 4th thumbnail of described one section of video.
In conjunction with second aspect, in the 4th kind of feasible execution mode, described first acquisition module, comprising:
3rd determining unit, for determining the memory location of described first thumbnail;
Acquiring unit, for obtaining the first thumbnail of a pictures of last shooting in described at least one pictures from the memory location of described first thumbnail.
In the embodiment of the present invention, after the shooting instruction of response user is taken and is obtained at least one pictures, obtain the first thumbnail of a pictures of last shooting, first thumbnail convergent-divergent is obtained for the second thumbnail in shooting interface display, data volume due to the first thumbnail is less than the original image data of taking and obtaining, therefore data processing amount can be reduced, accelerate the speed of generation second thumbnail, can upgrade in time when user is taken pictures continuously and take second thumbnail at interface, promote Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of an embodiment of the method for the generation thumbnail that the embodiment of the present invention provides;
Fig. 2 is the schematic flow sheet of another embodiment of the method for the generation thumbnail that the embodiment of the present invention provides;
Fig. 3 is the structural representation of an embodiment of the camera terminal that the embodiment of the present invention provides;
Fig. 4 is the structural representation of another embodiment of the camera terminal that the embodiment of the present invention provides;
Fig. 5 is the first structural representation reducing an embodiment of module in the camera terminal that provides of the embodiment of the present invention;
Fig. 6 is the second structural representation reducing an embodiment of module in the camera terminal that provides of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the invention discloses a kind of method and the camera terminal that generate thumbnail, the speed generating thumbnail can be accelerated, improve Consumer's Experience, be described in detail below in conjunction with accompanying drawing.Wherein the camera terminal of the embodiment of the present invention can be any electronic equipment with camera head, includes but not limited to the electronic equipments such as camera, mobile phone, notebook computer, panel computer.
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of an embodiment of the method for the generation thumbnail that the embodiment of the present invention provides.The method of the embodiment of the present invention realizes by camera terminal.As shown in Figure 1, the method can comprise the following steps:
S101, detects the shooting instruction of user's input, responds described shooting instruction shooting and obtains at least one pictures or one section of video.
In concrete enforcement, user by touch screen or touch-screen input shooting instruction, or can take instruction by button or input through keyboard.In the embodiment of the present invention, the shooting instruction of user's input, includes but not limited to singly clap instruction, continuous shooting instruction, video recording instruction etc.Wherein, if the shooting instruction of user's input singly claps instruction, then shooting obtains a pictures; If the shooting instruction of user's input is continuous shooting instruction, then shooting obtains plurality of pictures; If video recording instruction during the shooting instruction that user inputs, then shooting obtains one section of video.
S102, if shooting obtains at least one pictures, then to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, and described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures.
In the embodiment of the present invention, after often having taken a pictures, terminal system can reduce process to this picture immediately, and the picture after reducing is the first thumbnail.The size of the first thumbnail and data volume are all less than the original image taken and obtain.First thumbnail is stored in the memory location of specifying, and as the preview graph of original image, can be convenient to the content of user's every pictures of preview when Album for glancing over pictures.
In concrete enforcement, if shooting obtains a pictures, then directly obtain the first thumbnail of this picture; If shooting obtains plurality of pictures (such as during continuous shooting), then obtain the first thumbnail of a pictures of last shooting in this plurality of pictures.
Alternatively, the first thumbnail can be that the original image obtained is scaled to be obtained by taking; Or can be scaled intercept a part from the original image that shooting obtains after obtaining; Can also be directly from the original image that shooting obtains, intercept a part to obtain.
S103, reduces the first thumbnail of a pictures of described last shooting according to the first scaling, obtains the second thumbnail of a pictures of described last shooting.
In the execution mode that some are feasible, described first scaling can calculate according to the size of the size of the second required thumbnail and existing first thumbnail.Described first scaling can comprise long limit ratio and minor face ratio, and wherein long limit ratio refers to the ratio on the long limit of the first thumbnail and the long limit of the second thumbnail, and minor face ratio refers to the ratio of the minor face of the first thumbnail and the minor face of the second thumbnail.Alternatively, the value of long limit ratio and minor face ratio can be identical or different.
In concrete enforcement, when long limit ratio is identical with the value of minor face ratio, can directly by scaled for described first thumbnail.When long limit ratio is different with the value of minor face ratio, first can shortens the long limit/minor face of the first thumbnail according to long limit ratio/minor face ratio, then shorten the minor face/long limit of the first thumbnail according to minor face ratio/long limit ratio; Or, first from the first thumbnail, intercept the maximum region identical with the length-width ratio of the second required thumbnail, then by scaled for this region be the second required thumbnail; Or, from the first thumbnail, directly intercept a panel region identical with the second required thumbnail size as the second thumbnail.Such as, the size of the first thumbnail is 512*384, and the second required thumbnail size is 128*128, then long limit ratio is 4, minor face ratio is 3, now first the long limit of the first thumbnail can be shortened 4 times, then the minor face of the image obtained is shortened 3 times as the second thumbnail; Or, first from the first thumbnail, intercept the panel region that size is 384*384, then the panel region entirety intercepted out reduced 3 times as the second thumbnail; Or directly intercepting out size from the first thumbnail is that a panel region of 128*128 is as the second thumbnail.
S104, the second thumbnail of a pictures of the described last shooting of predeterminable area display at shooting interface.
After obtaining the second thumbnail of a pictures of last shooting, the second thumbnail of this picture can be shown at the predeterminable area at shooting interface, to make the content of last picture captured by user's preview.
Alternatively, described predeterminable area can be region, the lower left corner, the lower right field at shooting interface or be arranged in the side that button is taken at described shooting interface.
In the embodiment of the present invention, after the shooting instruction of response user is taken and is obtained at least one pictures, obtain the first thumbnail of a pictures of last shooting, first thumbnail convergent-divergent is obtained for the second thumbnail in shooting interface display, data volume due to the first thumbnail is less than the original image data of taking and obtaining, therefore data processing amount can be reduced, accelerate the speed of generation second thumbnail, can upgrade in time when user is taken pictures continuously and take second thumbnail at interface, promote Consumer's Experience.
Refer to Fig. 2, Fig. 2 is the schematic flow sheet of another embodiment of the method for the generation thumbnail that the embodiment of the present invention provides.The method of the embodiment of the present invention realizes by camera terminal.As shown in Figure 2, the method can comprise the following steps:
S201, detects the shooting instruction of user's input, responds described shooting instruction shooting and obtains at least one pictures or one section of video.
In concrete enforcement, user by touch screen or touch-screen input shooting instruction, or can take instruction by button or input through keyboard.In the embodiment of the present invention, the shooting instruction of user's input, includes but not limited to singly clap instruction, continuous shooting instruction, video recording instruction etc.Wherein, if the shooting instruction of user's input singly claps instruction, then shooting obtains a pictures; If the shooting instruction of user's input is continuous shooting instruction, then shooting obtains plurality of pictures; If video recording instruction during the shooting instruction that user inputs, then shooting obtains one section of video.
S202, if shooting obtains at least one pictures, then to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, and described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures.
In the embodiment of the present invention, after often having taken a pictures, terminal system can reduce process to this picture immediately, and the picture after reducing is the first thumbnail.The size of the first thumbnail and data volume are all less than the original image taken and obtain.First thumbnail is stored in the memory location of specifying, and as the preview graph of original image, can be convenient to the content of user's every pictures of preview when Album for glancing over pictures.
In concrete enforcement, if shooting obtains a pictures, then directly obtain the first thumbnail of this picture; If shooting obtains plurality of pictures (such as during continuous shooting), then obtain the first thumbnail of a pictures of last shooting in this plurality of pictures.
Alternatively, the first thumbnail can be that the original image obtained is scaled to be obtained by taking; Or can be scaled intercept a part from the original image that shooting obtains after obtaining; Can also be directly from the original image that shooting obtains, intercept a part to obtain.
Alternatively, first can determine the memory location of the first thumbnail, then obtain the first thumbnail of the last pictures taken above-mentioned at least one pictures from the memory location of the first thumbnail.Wherein the memory location of the first thumbnail can be the memory location of system default, also can be the memory location that user specifies.
S203, reduces the first thumbnail of a pictures of described last shooting according to the first scaling, obtains the second thumbnail of a pictures of described last shooting.
In the execution mode that some are feasible, described first scaling can calculate according to the size of the size of the second required thumbnail and existing first thumbnail.
Described first scaling can comprise long limit ratio and minor face ratio, and wherein long limit ratio is the ratio on the long limit of the first thumbnail and the long limit of the second thumbnail, and minor face ratio is the ratio of the minor face of the first thumbnail and the minor face of the second thumbnail.Alternatively, the value of long limit ratio and minor face ratio can be identical or different.
In concrete enforcement, when long limit ratio is identical with the value of minor face ratio, can directly by scaled for described first thumbnail the first thumbnail.When long limit ratio is different with the value of minor face ratio, first can shortens the long limit/minor face of the first thumbnail according to long limit ratio/minor face ratio, then shorten the minor face/long limit of the first thumbnail according to minor face ratio/long limit ratio; Or, first from the first thumbnail, intercept the maximum region identical with the length-width ratio of the second required thumbnail, then by scaled for this region be the second required thumbnail; Or, from the first thumbnail, directly intercept a panel region identical with the second required thumbnail size as the second thumbnail.
In the execution mode that some are feasible, according to the size of the first thumbnail of a pictures of described last shooting and the size of the second required thumbnail, determine described first scaling, and after the first thumbnail of a pictures of described last shooting is reduced according to described first scaling, the first thumbnail after reducing can be converted to bitmap images, as the second thumbnail of a pictures of described last shooting.
S204, the second thumbnail of a pictures of the described last shooting of predeterminable area display at shooting interface.
After obtaining the second thumbnail of a pictures of last shooting, the second thumbnail of this picture can be shown at the predeterminable area at shooting interface, to make the content of last picture captured by user's preview.
In the execution mode that some are feasible, described predeterminable area can be region, the lower left corner, the lower right field at shooting interface or be arranged in the side that button is taken at described shooting interface.Alternatively, described predeterminable area can also be upper left corner area or the upper right comer region at shooting interface.User can select to check the original image that this thumbnail is corresponding by clicking described second thumbnail.
S205, if shooting obtains one section of video, then obtains the 3rd thumbnail of described one section of video, and described 3rd thumbnail obtains for the frame picture of described terminal system after often taking one section of video in video described in convergent-divergent.
After often having taken one section of video, terminal system immediately can be chosen a frame picture and carry out reducing process from this video, obtains the 3rd thumbnail of this video.3rd thumbnail is stored in the memory location of specifying, can as the preview graph of this video, and user can select to play this video by click the 3rd thumbnail.
Alternatively, the 3rd thumbnail can obtain scaled for an above-mentioned frame picture; Or scaledly to obtain a part can be intercepted from an above-mentioned frame picture after; Directly can also intercept a part from an above-mentioned frame picture to obtain.Usually an above-mentioned frame picture is the first frame picture or the last frame picture of above-mentioned one section of video, also can be any frame picture of above-mentioned one section of video.
Alternatively, first can determine the memory location of the 3rd thumbnail, then obtain the 4th thumbnail of above-mentioned one section of video from the memory location of the 3rd thumbnail.Wherein the memory location of the 3rd thumbnail can be the memory location of system default, also can be the memory location that user specifies, and the memory location of the 3rd thumbnail and the memory location of the first thumbnail can be identical or different.
S206, reduces the 3rd thumbnail of described one section of video according to the second scaling, obtains the 4th thumbnail of described one section of video.
In the execution mode that some are feasible, described second scaling can calculate according to the size of the size of the 4th required thumbnail and existing 3rd thumbnail.Described second scaling can comprise long limit ratio and minor face ratio, and wherein long limit ratio refers to the ratio on the long limit of the 3rd thumbnail and the long limit of the 4th thumbnail, and minor face ratio refers to the ratio of the minor face of the 3rd thumbnail and the minor face of the 4th thumbnail.Alternatively, the value of long limit ratio and minor face ratio can be identical or different.
In concrete enforcement, when long limit ratio is identical with the value of minor face ratio, can directly by scaled for described 3rd thumbnail.When long limit ratio is different with the value of minor face ratio, first can shortens the long limit/minor face of the 3rd thumbnail according to long limit ratio/minor face ratio, then shorten the minor face/long limit of the 3rd thumbnail according to minor face ratio/long limit ratio; Or, first from the 3rd thumbnail, intercept the maximum region identical with the length-width ratio of the 4th required thumbnail, then by scaled for this region be the 4th required thumbnail; Or, from the 3rd thumbnail, directly intercept a panel region identical with the 4th required thumbnail size as the 4th thumbnail.Such as, the size of the 3rd thumbnail is 512*384, and the 4th required thumbnail size is 128*128, then long limit ratio is 4, minor face ratio is 3, now first the long limit of the 3rd thumbnail can be shortened 4 times, then the minor face of the image obtained is shortened 3 times as the 4th thumbnail; Or, first from the 3rd thumbnail, intercept the panel region that size is 384*384, then the panel region entirety intercepted out reduced 3 times as the 4th thumbnail; Or directly intercepting out size from the 3rd thumbnail is that a panel region of 128*128 is as the 4th thumbnail.
In the execution mode that some are feasible, according to the size of the 3rd thumbnail of described one section of video and the size of the 4th required thumbnail, determine described second scaling, and after the 3rd thumbnail of described one section of video is reduced according to described second scaling, the 3rd thumbnail after reducing can be converted to bitmap images, using four thumbnail of bitmap images as described one section of video.
S207, at the 4th thumbnail of the described one section of video of described predeterminable area display at described shooting interface.
After obtaining the 4th thumbnail of described one section of video, the 4th thumbnail of this video can be shown at the predeterminable area at shooting interface, to make the content of the video captured by user's preview.
In the execution mode that some are feasible, described predeterminable area can be region, the lower left corner, the lower right field at shooting interface or be arranged in the side that button is taken at described shooting interface.Alternatively, described predeterminable area can also be upper left corner area or the upper right comer region at shooting interface.User can select to play corresponding video by clicking described 4th thumbnail.
In the execution mode that some are feasible, user completes shooting backed off after random shooting interface, after entering shooting interface next time, before performing shooting action, terminal system before can judging once shooting what obtain is picture or video, if what front once shooting obtained is picture, then directly obtains the second thumbnail of this picture and be presented at described predeterminable area; If what front once shooting obtained is video, then directly obtains the 4th thumbnail of this video and be presented at described predeterminable area.
In the embodiment of the present invention, the shooting instruction shooting of response user obtains at least one pictures or one section of video, if shooting obtains at least one pictures, then obtain the first thumbnail of a pictures of last shooting, the first thumbnail convergent-divergent is obtained for the second thumbnail in shooting interface display; If shooting obtains one section of video, then obtain the 3rd thumbnail of a frame picture in this video, the 3rd thumbnail convergent-divergent is obtained for the 4th thumbnail in shooting interface display.Data volume due to the first thumbnail is less than the original image data volume of taking and obtaining, the data volume of the 3rd thumbnail is less than the data volume of a frame picture in the video of shooting, therefore data processing amount can be reduced, accelerate the speed of generation second thumbnail or the 4th thumbnail, can upgrade in time when making user take pictures continuously or make a video recording and take the thumbnail at interface, promote Consumer's Experience.
Refer to Fig. 3, Fig. 3 is the structural representation of an embodiment of the camera terminal that the embodiment of the present invention provides.As shown in Figure 3, this camera terminal can comprise:
Taking module 301, for detecting the shooting instruction of user's input, responding described shooting instruction shooting and obtaining at least one pictures or one section of video.
In concrete enforcement, user by touch screen or touch-screen input shooting instruction, or can take instruction by button or input through keyboard.In the embodiment of the present invention, the shooting instruction of user's input, includes but not limited to singly clap instruction, continuous shooting instruction, video recording instruction etc.Wherein, if the shooting instruction of user's input singly claps instruction, then shooting obtains a pictures; If the shooting instruction of user's input is continuous shooting instruction, then shooting obtains plurality of pictures; If video recording instruction during the shooting instruction that user inputs, then shooting obtains one section of video.
In concrete enforcement, taking module can be the filming apparatus of camera terminal, such as camera.
First acquisition module 302, for when shooting obtains at least one pictures, to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures.
In the embodiment of the present invention, after often having taken a pictures, terminal system can reduce process to this picture immediately, and the picture after reducing is the first thumbnail.The size of the first thumbnail and data volume are all less than the original image taken and obtain.First thumbnail is stored in the memory location of specifying, and as the preview graph of original image, can be convenient to the content of user's every pictures of preview when Album for glancing over pictures.
In concrete enforcement, if shooting obtains a pictures, then the first acquisition module 302 directly obtains the first thumbnail of this picture; If shooting obtains plurality of pictures (such as during continuous shooting), then the first acquisition module 302 obtains the first thumbnail of a pictures of last shooting in this plurality of pictures.
Alternatively, the first thumbnail can be that the original image obtained is scaled to be obtained by taking; Or can be scaled intercept a part from the original image that shooting obtains after obtaining; Can also be directly from the original image that shooting obtains, intercept a part to obtain.
First reduces module 303, and the first thumbnail for the pictures by described last shooting reduces according to the first scaling, obtains the second thumbnail of a pictures of described last shooting.
In the execution mode that some are feasible, described first scaling can calculate according to the size of the size of the second required thumbnail and existing first thumbnail.Described first scaling can comprise long limit ratio and minor face ratio, and wherein long limit ratio refers to the ratio on the long limit of the first thumbnail and the long limit of the second thumbnail, and minor face ratio refers to the ratio of the minor face of the first thumbnail and the minor face of the second thumbnail.Alternatively, the value of long limit ratio and minor face ratio can be identical or different.
In concrete enforcement, when long limit ratio is identical with the value of minor face ratio, can directly by scaled for described first thumbnail.When long limit ratio is different with the value of minor face ratio, first can shortens the long limit/minor face of the first thumbnail according to long limit ratio/minor face ratio, then shorten the minor face/long limit of the first thumbnail according to minor face ratio/long limit ratio; Or, first from the first thumbnail, intercept the maximum region identical with the length-width ratio of the second required thumbnail, then by scaled for this region be the second required thumbnail; Or, from the first thumbnail, directly intercept a panel region identical with the second required thumbnail size as the second thumbnail.Such as, the size of the first thumbnail is 512*384, and the second required thumbnail size is 128*128, then long limit ratio is 4, minor face ratio is 3, now first the long limit of the first thumbnail can be shortened 4 times, then the minor face of the image obtained is shortened 3 times as the second thumbnail; Or, first from the first thumbnail, intercept the panel region that size is 384*384, then the panel region entirety intercepted out reduced 3 times as the second thumbnail; Or directly intercepting out size from the first thumbnail is that a panel region of 128*128 is as the second thumbnail.
First display module 304, for the second thumbnail of a pictures of the described last shooting of predeterminable area display at shooting interface.
After obtaining the second thumbnail of a pictures of last shooting, the second thumbnail of this picture can be shown at the predeterminable area at shooting interface, to make the content of last picture captured by user's preview.
Alternatively, described predeterminable area can be region, the lower left corner, the lower right field at shooting interface or be arranged in the side that button is taken at described shooting interface.
In concrete enforcement, the first display module 304 can be the display screen of camera terminal, comprises touch-screen and touch screen.
In the embodiment of the present invention, after the shooting instruction of response user is taken and is obtained at least one pictures, obtain the first thumbnail of a pictures of last shooting, first thumbnail convergent-divergent is obtained for the second thumbnail in shooting interface display, data volume due to the first thumbnail is less than the original image data of taking and obtaining, therefore data processing amount can be reduced, accelerate the speed of generation second thumbnail, can upgrade in time when user is taken pictures continuously and take second thumbnail at interface, promote Consumer's Experience.
Refer to Fig. 4, Fig. 4 is the structural representation of another embodiment of the camera terminal that the embodiment of the present invention provides.As shown in Figure 4, this camera terminal can comprise:
Taking module 301, for detecting the shooting instruction of user's input, responding described shooting instruction shooting and obtaining at least one pictures or one section of video.
Wherein the embodiment of taking module 301 with reference to taking module 301 embodiment illustrated in fig. 3, can be not repeated herein.
First acquisition module 302, for when shooting obtains at least one pictures, to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures.
In the embodiment of the present invention, after often having taken a pictures, terminal system can reduce process to this picture immediately, and the picture after reducing is the first thumbnail.The size of the first thumbnail and data volume are all less than the original image taken and obtain.First thumbnail is stored in the memory location of specifying, and as the preview graph of original image, can be convenient to the content of user's every pictures of preview when Album for glancing over pictures.
In concrete enforcement, if shooting obtains a pictures, then directly obtain the first thumbnail of this picture; If shooting obtains plurality of pictures (such as during continuous shooting), then obtain the first thumbnail of a pictures of last shooting in this plurality of pictures.
Alternatively, the first thumbnail can be that the original image obtained is scaled to be obtained by taking; Or can be scaled intercept a part from the original image that shooting obtains after obtaining; Can also be directly from the original image that shooting obtains, intercept a part to obtain.
In the execution mode that some are feasible, the first acquisition module 302 can comprise the 3rd determining unit and acquiring unit (not shown), wherein the 3rd determining unit, can be used for the memory location determining described first thumbnail; Acquiring unit, can be used for the first thumbnail of the pictures obtaining last shooting described at least one pictures from the memory location of described first thumbnail.
First reduces module 303, and the first thumbnail for the pictures by described last shooting reduces according to the first scaling, obtains the second thumbnail of a pictures of described last shooting.
In the execution mode that some are feasible, described first scaling can calculate according to the size of the size of the second required thumbnail and existing first thumbnail.
Alternatively, described first scaling can comprise long limit ratio and minor face ratio, and wherein long limit ratio is the ratio on the long limit of the first thumbnail and the long limit of the second thumbnail, and minor face ratio is the ratio of the minor face of the first thumbnail and the minor face of the second thumbnail.Wherein the value of long limit ratio and minor face ratio can be identical or different.
In concrete enforcement, when long limit ratio is identical with the value of minor face ratio, first reduces module 303 can directly by scaled for described first thumbnail the first thumbnail.When long limit ratio is different with the value of minor face ratio, first reduces module 303 first can shorten the first thumbnail long limit/minor face according to long limit ratio/minor face ratio, then shortens the minor face/long limit of the first thumbnail according to minor face ratio/long limit ratio; Or first reduces module 303 first can intercept the maximum region identical with the length-width ratio of the second required thumbnail from the first thumbnail, then by scaled for this region be the second required thumbnail; Or first reduces module 303 directly can intercept a panel region identical with the second required thumbnail size as the second thumbnail from the first thumbnail.
In the execution mode that some are feasible, as shown in Figure 5, first reduces module 303 and can comprise:
First determining unit 3031, for the size of the first thumbnail of the pictures according to described last shooting and the size of the second required thumbnail, determines described first scaling;
First reducing unit 3032, the first thumbnail for the pictures by described last shooting reduces according to described first scaling, and is converted to bitmap images, obtains the second thumbnail of a pictures of described last shooting.
First display module 304, for the second thumbnail of a pictures of the described last shooting of predeterminable area display at shooting interface.
After obtaining the second thumbnail of a pictures of last shooting, the second thumbnail of this picture can be shown at the predeterminable area at shooting interface, to make the content of last picture captured by user's preview.
In the execution mode that some are feasible, described predeterminable area can be region, the lower left corner, the lower right field at shooting interface or be arranged in the side that button is taken at described shooting interface.Alternatively, described predeterminable area can also be upper left corner area or the upper right comer region at shooting interface.User can select to check the original image that this thumbnail is corresponding by clicking described second thumbnail.
In concrete enforcement, the first display module 304 can be the display screen of camera terminal, comprises touch-screen and touch screen.
Second acquisition module 305, during for obtaining one section of video in shooting, obtains the 3rd thumbnail of described one section of video, and described 3rd thumbnail obtains for the frame picture of described terminal system after often taking one section of video in video described in convergent-divergent.
After often having taken one section of video, terminal system immediately can be chosen a frame picture and carry out reducing process from this video, obtains the 3rd thumbnail of this video.3rd thumbnail is stored in the memory location of specifying, can as the preview graph of this video, and user can select to play this video by click the 3rd thumbnail.
Alternatively, the 3rd thumbnail can obtain scaled for an above-mentioned frame picture; Or scaledly to obtain a part can be intercepted from an above-mentioned frame picture after; Directly can also intercept a part from an above-mentioned frame picture to obtain.Usually an above-mentioned frame picture is the first frame picture or the last frame picture of above-mentioned one section of video, also can be any frame picture of above-mentioned one section of video.
Alternatively, first can determine the memory location of the 3rd thumbnail, then obtain the 4th thumbnail of above-mentioned one section of video from the memory location of the 3rd thumbnail.Wherein the memory location of the 3rd thumbnail can be the memory location of system default, also can be the memory location that user specifies, and the memory location of the 3rd thumbnail and the memory location of the first thumbnail can be identical or different.
Second reduces module 306, for being reduced according to the second scaling by the 3rd thumbnail of described one section of video, obtains the 4th thumbnail of described one section of video.
In the execution mode that some are feasible, described second scaling can calculate according to the size of the size of the 4th required thumbnail and existing 3rd thumbnail.Described second scaling can comprise long limit ratio and minor face ratio, and wherein long limit ratio refers to the ratio on the long limit of the 3rd thumbnail and the long limit of the 4th thumbnail, and minor face ratio refers to the ratio of the minor face of the 3rd thumbnail and the minor face of the 4th thumbnail.Alternatively, the value of long limit ratio and minor face ratio can be identical or different.
In concrete enforcement, when long limit ratio is identical with the value of minor face ratio, second reduces module 306 can directly by scaled for described 3rd thumbnail.When long limit ratio is different with the value of minor face ratio, second reduces module 306 first can shorten the 3rd thumbnail long limit/minor face according to long limit ratio/minor face ratio, then shortens the minor face/long limit of the 3rd thumbnail according to minor face ratio/long limit ratio; Or second reduces module 306 first can intercept the maximum region identical with the length-width ratio of the 4th required thumbnail from the 3rd thumbnail, then by scaled for this region be the 4th required thumbnail; Or second reduces module 306 directly can intercept a panel region identical with the 4th required thumbnail size as the 4th thumbnail from the 3rd thumbnail.Such as, the size of the 3rd thumbnail is 512*384, the 4th required thumbnail size is 128*128, then long limit ratio is 4, minor face ratio is 3, now second reduces module 306 and first the long limit of the 3rd thumbnail can be shortened 4 times, then the minor face of the image obtained is shortened 3 times as the 4th thumbnail; Or, first from the 3rd thumbnail, intercept the panel region that size is 384*384, then the panel region entirety intercepted out reduced 3 times as the 4th thumbnail; Or directly intercepting out size from the 3rd thumbnail is that a panel region of 128*128 is as the 4th thumbnail.
In the execution mode that some are feasible, as shown in Figure 5, second reduces module 306 and can comprise:
Second determining unit 3061, for the size of the 3rd thumbnail according to described one section of video and the size of the 4th required thumbnail, determines described second scaling;
Second reducing unit 3062, for being reduced according to described second scaling by the 3rd thumbnail of described one section of video, and being converted to bitmap images, obtaining the 4th thumbnail of described one section of video.
Second display module 307, for the 4th thumbnail of the described one section of video of described predeterminable area display at described shooting interface.
In concrete enforcement, the second display module 307 can be the display screen of camera terminal, comprises touch-screen and touch screen.
After obtaining the 4th thumbnail of described one section of video, the second display module 307 can show the 4th thumbnail of this video at the predeterminable area at shooting interface, to make the content of the video captured by user's preview.
In the execution mode that some are feasible, described predeterminable area can be region, the lower left corner, the lower right field at shooting interface or be arranged in the side that button is taken at described shooting interface.Alternatively, described predeterminable area can also be upper left corner area or the upper right comer region at shooting interface.User can select to play corresponding video by clicking described 4th thumbnail.
In the execution mode that some are feasible, user completes shooting backed off after random shooting interface, after entering shooting interface next time, before performing shooting action, terminal system before can judging once shooting what obtain is picture or video, if what front once shooting obtained is picture, then directly obtains the second thumbnail of this picture and be presented at described predeterminable area; If what front once shooting obtained is video, then directly obtains the 4th thumbnail of this video and be presented at described predeterminable area.
In the embodiment of the present invention, the shooting instruction shooting of response user obtains at least one pictures or one section of video, if shooting obtains at least one pictures, then obtain the first thumbnail of a pictures of last shooting, the first thumbnail convergent-divergent is obtained for the second thumbnail in shooting interface display; If shooting obtains one section of video, then obtain the 3rd thumbnail of a frame picture in this video, the 3rd thumbnail convergent-divergent is obtained for the 4th thumbnail in shooting interface display.Data volume due to the first thumbnail is less than the original image data volume of taking and obtaining, the data volume of the 3rd thumbnail is less than the data volume of a frame picture in the video of shooting, therefore data processing amount can be reduced, accelerate the speed of generation second thumbnail or the 4th thumbnail, can upgrade in time when making user take pictures continuously or make a video recording and take the thumbnail at interface, promote Consumer's Experience.
Device embodiment described above is only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying performing creative labour, are namely appreciated that and implement.
Step in embodiment of the present invention method can be carried out order according to actual needs and be adjusted, merges and delete.
Module in embodiment of the present invention device or unit can carry out merging, divide and deleting according to actual needs.
The module of the embodiment of the present invention or module, with universal integrated circuit (as central processor CPU), or can realize with application-specific integrated circuit (ASIC) (ASIC).
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that each execution mode can add required general hardware platform by software and realize, and can certainly pass through hardware.Based on such understanding, technique scheme can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product can store in a computer-readable storage medium, as ROM/RAM, magnetic disc, CD etc., comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform the method described in some part of each embodiment or embodiment.
Above-described execution mode, does not form the restriction to this technical scheme protection range.The amendment done within any spirit at above-mentioned execution mode and principle, equivalently to replace and improvement etc., within the protection range that all should be included in this technical scheme.
Claims (10)
1. generate a method for thumbnail, it is characterized in that, comprising:
Detect the shooting instruction of user's input, respond described shooting instruction shooting and obtain at least one pictures or one section of video;
If shooting obtains at least one pictures, then to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures;
First thumbnail of one pictures of described last shooting is reduced according to the first scaling, obtains the second thumbnail of a pictures of described last shooting;
Second thumbnail of one pictures of the described last shooting of predeterminable area display at shooting interface.
2. method according to claim 1, is characterized in that, after described response described shooting instruction shooting obtains at least one pictures or one section of video, described method also comprises:
If shooting obtains one section of video, then obtain the 3rd thumbnail of described one section of video, described 3rd thumbnail obtains for the frame picture of described terminal system after often taking one section of video in video described in convergent-divergent;
3rd thumbnail of described one section of video is reduced according to the second scaling, obtains the 4th thumbnail of described one section of video;
At the 4th thumbnail of the described one section of video of described predeterminable area display at described shooting interface.
3. method according to claim 1, is characterized in that, described the first thumbnail by a pictures of described last shooting reduces according to the first scaling, obtains the second thumbnail of a pictures of described last shooting, comprising:
According to the size of the first thumbnail of a pictures of described last shooting and the size of the second required thumbnail, determine described first scaling;
First thumbnail of one pictures of described last shooting is reduced according to described first scaling, and is converted to bitmap images, obtain the second thumbnail of a pictures of described last shooting.
4. method according to claim 2, is characterized in that, described the 3rd thumbnail by described one section of video reduces according to the second scaling, obtains the 4th thumbnail of described one section of video, comprising:
According to the size of the 3rd thumbnail of described one section of video and the size of the 4th required thumbnail, determine described second scaling;
3rd thumbnail of described one section of video is reduced according to described second scaling, and is converted to bitmap images, obtain the 4th thumbnail of described one section of video.
5. method according to claim 1, is characterized in that, the first thumbnail of a pictures of last shooting in the described at least one pictures of described acquisition, comprising:
Determine the memory location of described first thumbnail;
The first thumbnail of a pictures of last shooting described at least one pictures is obtained from the memory location of described first thumbnail.
6. a camera terminal, is characterized in that, comprising:
Taking module, for detecting the shooting instruction of user's input, responding described shooting instruction shooting and obtaining at least one pictures or one section of video;
First acquisition module, for when shooting obtains at least one pictures, to obtain in described at least one pictures the first thumbnail of a pictures of last shooting, and described first thumbnail obtains for terminal system picture described in convergent-divergent after often taking a pictures;
First reduces module, and the first thumbnail for the pictures by described last shooting reduces according to the first scaling, obtains the second thumbnail of a pictures of described last shooting;
First display module, for the second thumbnail of a pictures of the described last shooting of predeterminable area display at shooting interface.
7. camera terminal according to claim 6, is characterized in that, described camera terminal, also comprises:
Second acquisition module, during for obtaining one section of video in shooting, obtains the 3rd thumbnail of described one section of video, and described 3rd thumbnail obtains for the frame picture of described terminal system after often taking one section of video in video described in convergent-divergent;
Second reduces module, for being reduced according to the second scaling by the 3rd thumbnail of described one section of video, obtains the 4th thumbnail of described one section of video;
Second display module, for the 4th thumbnail of the described one section of video of described predeterminable area display at described shooting interface.
8. camera terminal according to claim 6, is characterized in that, described first reduces module, comprising:
First determining unit, for the size of the first thumbnail of the pictures according to described last shooting and the size of the second required thumbnail, determines described first scaling;
First reducing unit, the first thumbnail for the pictures by described last shooting reduces according to described first scaling, and is converted to bitmap images, obtains the second thumbnail of a pictures of described last shooting.
9. camera terminal according to claim 7, is characterized in that, described second reduces module, comprising:
Second determining unit, for the size of the 3rd thumbnail according to described one section of video and the size of the 4th required thumbnail, determines described second scaling;
Second reducing unit, for being reduced according to described second scaling by the 3rd thumbnail of described one section of video, and being converted to bitmap images, obtaining the 4th thumbnail of described one section of video.
10. camera terminal according to claim 6, is characterized in that, described first acquisition module, comprising:
3rd determining unit, for determining the memory location of described first thumbnail;
Acquiring unit, for obtaining the first thumbnail of a pictures of last shooting in described at least one pictures from the memory location of described first thumbnail.
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| CN201510109363.3A CN104754223A (en) | 2015-03-12 | 2015-03-12 | Method for generating thumbnail and shooting terminal |
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| CN201510109363.3A CN104754223A (en) | 2015-03-12 | 2015-03-12 | Method for generating thumbnail and shooting terminal |
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