CN102694976A - Method and apparatus for image collection - Google Patents
Method and apparatus for image collection Download PDFInfo
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- CN102694976A CN102694976A CN2011100725572A CN201110072557A CN102694976A CN 102694976 A CN102694976 A CN 102694976A CN 2011100725572 A CN2011100725572 A CN 2011100725572A CN 201110072557 A CN201110072557 A CN 201110072557A CN 102694976 A CN102694976 A CN 102694976A
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Abstract
The embodiment of the invention provides a method and apparatus for image collection. The method comprises the following steps that: a first image is collected with a first focal length; the first image is analyzed to obtain a first analysis result; when the first analysis result shows that the first image does not contain an image of a predetermined object, the first focal length is adjusted into a second focal length, wherein the first focal length is different from the second focal length; a second image is collected with a second focal length, wherein the second image contains the image of the predetermined object; and indication of the second image is output and stored. According to the invention, a technical problem that a shot object can not be controlled in a shooting area during the shooting process can be solved, thereby improving shooting efficiency as well as usage and satisfaction conditions of users.
Description
Technical field
The present invention relates to the terminal camera technique, particularly a kind of image-pickup method and device.
Background technology
Development along with terminal technology; People are also increasingly high to the requirement of taking a picture; The user is when using mobile phone or camera to take pictures; The image of object in the view-finder of mobile phone or camera (such as the appearance characteristic of portrait etc.) is not complete, the people when perhaps surpassing a people in the view-finder on the very possible limit or be not that the people that lifting mobile phone will be photographed outside the picture or what photograph is half face.
In research and practice process to prior art; Inventor of the present invention finds; In the existing implementation, when the image of object in the view-finder (such as facial characteristics of portrait etc.) was imperfect, the user can lift the camera move left and right; Take preferably a little to seek, to guarantee the integrality of the image of object in the view-finder.But in the moving process that uses mobile phone or camera to take, shooting background and one be shooted are difficult to control, take efficient thereby reduce, and have also lowered user's usage degree and satisfaction simultaneously.Under the situation of especially autodyning,, just can see incomplete image after can only taking pictures, thereby take once more, the same satisfaction that influences take pictures efficient and user because the content of finding a view is invisible.
Summary of the invention
The embodiment of the invention provides a kind of image-pickup method and device, to solve in shooting process, controls the technical problem of object in viewfinder range that is taken automatically, takes efficient to improve.
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of image-pickup method, comprising:
Under first focal length, gather first image;
Analyze said first image, obtain first analysis result;
When said first analysis result shows, when not comprising the image of predetermine one in said first image, be second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Under said second focal length, gather second image, wherein, in said second image, comprise the image of predetermine one;
The indication of said second image of output storage.
Preferably, before said collection first image, said method also comprises: confirm predetermine one.
Preferably, said method also comprises:
When said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images, wherein, said first object images is the image of the said subscription object in said first image;
Obtain first value of the predefined parameter of said first object images;
Obtain the threshold value of said predefined parameter;
When judging that said first value is lower than said threshold value, be the 3rd focal length with said first focus adjustment, wherein, said first focal length is different with said the 3rd focal length;
Under said the 3rd focal length; Gather the 3rd image, wherein, said the 3rd image comprises second object images; Said second object images is the image of the predetermine one in the 3rd image, and second value of the said predefined parameter of said second object images is higher than said first value;
The indication of said the 3rd image of output storage.
Preferably, said threshold value is: the first object images characteristic of correspondence accounts for the ratio of predetermine one.
Preferably, the said output indication of storing said second image comprises: through the indication of signal lamp or said second image of jingle bell output storage.
The embodiment of the invention also provides a kind of image-pickup method, comprising:
Under first focal length, gather first image;
Analyze said first image, obtain first analysis result;
When said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images, wherein, said first object images is the image of the said subscription object in said first image;
Obtain first value of the predefined parameter of said first object images;
Obtain the threshold value of said predefined parameter;
When said first value is lower than said threshold value, be second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Under said second focal length; Gather second image, wherein, said second image comprises second object images; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
The indication of said second image of output storage.
Preferably, before said collection first image, said method also comprises: confirm predetermine one.
Preferably, said threshold value is: the first object diagram characteristic of correspondence looks like to account for the ratio of predetermine one.
Preferably, the said output indication of storing said second image comprises: through the indication of signal lamp or said second image of jingle bell output storage.
Accordingly, the present invention also provides a kind of image collecting device, comprising:
First collecting unit is used under first focal length, gathering first image;
First analytic unit is used to analyze said first image, obtains first analysis result;
First judging unit is used for judging whether said first analysis result comprises the image of predetermine one, and sends first judged result;
First regulon; Be used for when first image does not comprise the image of predetermine one described in first judged result that receives the transmission of first judging unit; With said first focus adjustment is second focal length, and wherein, said first focal length is different with said second focal length;
Second collecting unit is used under said second focal length, gathering second image, wherein, in said second image, comprises the image of predetermine one;
The first output indicating member, the indication that is used to export said second image of storage.
Preferably, also comprise: confirm the unit, be used for before first collecting unit is gathered first image, confirming predetermine one.
Preferably, also comprise:
First acquiring unit; Be used for showing, when comprising the image of predetermine one in said first image, obtain first object images in the judged result that first judging unit sends; Wherein, said first object images is the image of the said subscription object in said first image;
Second acquisition unit is used to obtain first value of the predefined parameter of said first object images;
The 3rd acquiring unit is used to obtain the threshold value of said predefined parameter;
Second judging unit is used to judge when whether said first value is lower than said threshold value, and sends second judged result;
Second regulon, being used for receiving second judged result that second judging unit sends is first value when being lower than said threshold value, is the 3rd focal length with said first focus adjustment, wherein, said first focal length is different with said the 3rd focal length;
The 3rd collecting unit; Be used under said the 3rd focal length; Gather the 3rd image, wherein, said the 3rd image comprises second object images; Said second object images is the image of the predetermine one in the 3rd image, and second value of the said predefined parameter of said second object images is higher than said first value;
The second output indicating member, the indication that is used to export said the 3rd image of storage.
Accordingly, the present invention also provides a kind of image collecting device, comprising:
First collecting unit is used under first focal length, gathering first image;
Analytic unit is used to analyze said first image, obtains first analysis result;
First judging unit is used for judging whether said first analysis result comprises the image of predetermine one, and sends first judged result;
First acquiring unit; Be used for showing, when comprising the image of predetermine one in said first image, obtain first object images in first judged result that first judging unit sends; Wherein, said first object images is the image of the said subscription object in said first image;
Second acquisition unit is used to obtain first value of the predefined parameter of said first object images;
The 3rd acquiring unit is used to obtain the threshold value of said predefined parameter;
Second judging unit is used to judge when whether said first value is lower than said threshold value, and sends second judged result;
Regulon, being used for receiving second judged result that second judging unit sends is first value when being lower than said threshold value, is second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Second collecting unit; Be used under said second focal length; Gather second image, wherein, said second image comprises second object images; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
The output indicating member, the indication that is used to export said second image of storage.
Preferably, also comprise: confirm the unit, be used for before first collecting unit is gathered first image, confirming predetermine one.
Accordingly, the present invention also provides a kind of terminal, comprising:
Collecting unit is used under first focal length, gathering first image, and under second focal length, gathers second image, wherein, comprises the image of predetermine one in said second image;
Processing unit is used for first image of said collecting unit collection is analyzed, and obtains first analysis result; When said first analysis result shows; When not comprising the image of predetermine one in said first image; The order that generation is second focal length with said first focus adjustment; Wherein, said first focal length is different with said second focal length, comprises the image of predetermine one in said second image of under second focal length, gathering;
The output indicating member, the indication that is used to export second image of storing said collecting unit collection.
Accordingly, the present invention also provides a kind of terminal, comprising:
Collecting unit is used under first focal length, gathering first image; And under second focal length; Gather second image, said second image comprises second object images, wherein; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
Processing unit is used for said first image is analyzed, and obtains first analysis result; When said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images; Wherein, Said first object images is the image of the said subscription object in said first image, when first value of the predefined parameter of said first object images is lower than the threshold value of said predefined parameter, and the order that to produce said first focus adjustment be second focal length; Wherein, Said first focal length is different with said second focal length, and said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
The output indicating member, the indication that is used to export said second image of storing said collecting unit collection.
In the embodiment of the invention, when subject was no longer in the viewfinder range, terminal equipment was through focus automatically, with the control subject in viewfinder range; Further, when subject is in viewfinder range, judge whether subject is encompassed in the viewfinder range fully, if do not have, then focuses automatically, progressively contain in the viewfinder range with the control subject.Hence one can see that, the invention solves in shooting process, controls the technical problem of object in viewfinder range that is taken automatically, improved shooting efficient, and user's usage degree and satisfaction.
Description of drawings
The flow chart of a kind of image-pickup method that Fig. 1 provides for the embodiment of the invention;
The flow chart of the alternative image-pickup method that Fig. 2 provides for the embodiment of the invention;
The particular flow sheet of a kind of image-pickup method that Fig. 3 provides for the embodiment of the invention;
The structural representation of a kind of image collecting device that Fig. 4 provides for the embodiment of the invention;
The structural representation of the alternative image collecting device that Fig. 5 provides for the embodiment of the invention.
Embodiment
In order to make those skilled in the art person understand the scheme of the embodiment of the invention better, the embodiment of the invention is done further to specify below in conjunction with accompanying drawing and execution mode.
Also see also Fig. 1, the flow chart of a kind of image-pickup method that provides for the embodiment of the invention; In this embodiment, the image of collection can be the appearance characteristic of people's face, also can be animals and plants, or other objects, the vehicles, and daily necessities or the like, present embodiment does not limit, and said method comprises:
Step 101: under first focal length, gather first image;
In this step, gathering the process of first image, is not the picture-storage process, promptly is not the process that triggers the camera function memory image, just such as the process of finding a view through camera lens.
Step 102: analyze said first image, obtain first analysis result;
Step 103: when said first analysis result shows, when not comprising the image of predetermine one in said first image, be second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Step 104: under said second focal length, gather second image, wherein, in said second image, comprise the image of predetermine one; Wherein, among this embodiment, the image of the predetermine one that comprises in said second image can be the parts of images of predetermine one, can be all images of predetermine one also, and present embodiment does not limit.
Step 105: the indication of said second image of output storage.
Wherein, can store the indication of said second image through signal lamp or jingle bell output, but be not limited to this.
In this embodiment, behind collection first image, first image that collects is judged whether said first image comprises the setting image earlier, if do not comprise the setting image, then directly adjusted focal length, being about to first focus adjustment is second focal length.Present embodiment can be transferred focal length far away, also can focal length be transferred closely, such as; Judgement through camera collection to image in whether comprise that the appearance of complete people's face is characterized as example, if judge the appearance characteristic that does not have complete people's face in this image, just directly focus; The process of its adjustment comprises: a kind of is that camera is too near from people's face, only collects groups of people's face; But can't satisfy the necessary condition of recognition of face, therefore need focus; Another kind is, camera is too far away from people's face, and the people's face that collects is too small, can't satisfy necessary the condition of recognition of face equally, so need focus.
If a kind of object recognition technique can only be supported in this terminal, then after images acquired, can start recognition technology automatically this image is analyzed and discerned; Preferably, supporting that said method can also comprise: confirm predetermine one under many object detection situation; Promptly select to hope the object of identification in advance, such as confirming that the predetermine one that need discern is people's face or automobile etc., afterwards; According to the predetermine one of selecting; Confirm the recognition technology of this object of identification, so that after images acquired, the image of gathering is analyzed.
Preferably; Said method can also comprise: when said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images; Wherein, said first object images is the image of the said subscription object in said first image; Wherein, the image of said subscription object can be a parts of images, also can be all images;
Obtain first value of the predefined parameter of said first object images;
Obtain the threshold value of said predefined parameter;
When judging that said first value is lower than said threshold value, be the 3rd focal length with said first focus adjustment, wherein, said first focal length is different with said the 3rd focal length;
Under said the 3rd focal length; Gather the 3rd image, wherein, said the 3rd image comprises second object images; Said second object images is the image of the predetermine one in the 3rd image, and second value of the said predefined parameter of said second object images is higher than said first value;
The indication of said the 3rd image of output storage.
Preferably, said method can also comprise: in the indication of said the 3rd image of output storage, receive the memory image instruction after, store said second image; That is to say, after the output indication,, then store said second image if satisfy predetermined condition; If do not satisfy the reservation condition, be second image do not stored, promptly; After the output indication, the user can take pictures in manual operation, generates the memory image instruction; Also can when the time that the startup that reaches setting is taken pictures, generate the memory image instruction automatically, triggering is taken pictures.
In this embodiment; If judge the image that comprises predetermine one in said first image, afterwards, judge further more whether the image of the predetermine one that comprises in this first image is complete image (image of user's approval); If not; Then adjust focal length, comprise complete image in the image that behind the adjustment focal length, collects, perhaps the satisfied image of user.The mode of adjustment focal length also comprises focal length is transferred far away or transferred nearly dual mode in the present embodiment, specifically sees for details above-mentionedly, repeats no more at this.
Wherein, in this embodiment, said threshold value can for: the first object images characteristic of correspondence accounts for the ratio of predetermine one, and it is 100% that this ratio can be provided with; Also can be set to 85%, can also be set to 63% etc., being provided with of its ratio can be different according to user's satisfaction; And different values is set, such as, being provided with can greater than any value of 50%; Certainly, can be set to any value in 1% to 50%, present embodiment does not limit yet.
Certainly, said threshold value also can be the size of image, or definition etc.; Such as, if the size of the image one-man's who gathers nose, and the predetermined image size would be the size of the nose, a pair of eyes and a mouth crust that comprise a people; Through behind the discriminatory analysis,, also lack other characteristics of predetermined image though comprise a nose in the predetermined image in the image that collects; Therefore, need the adjustment focal length, behind the adjustment focal length; The size that comprises predetermined image in the image that collects afterwards, just can be exported the indication of said second image of storage.
Also see also Fig. 2, the flow chart of another image-pickup method that provides for the embodiment of the invention; In this embodiment, the appearance characteristic that the image of said collection can people's face also can be animals and plants, or other objects, the vehicles, and daily necessities or the like, said method comprises:
Step 201: under first focal length, gather first image;
Step 202: analyze said first image, obtain first analysis result;
Step 203: when said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images, wherein, said first object images is the image of the said subscription object in said first image;
Step 204: first value that obtains the predefined parameter of said first object images;
Step 205: the threshold value that obtains said predefined parameter; Wherein, said threshold value is: the first object images characteristic of correspondence accounts for the ratio of predetermine one;
Step 206: when said first value is lower than said threshold value, be second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Step 207: under said second focal length; Gather second image, wherein, said second image comprises second object images; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
Step 208: the indication of said second image of output storage.Specifically can store the indication of said second image, but be not limited to this through signal lamp or jingle bell output.
Preferably, in this embodiment, said method can also comprise: in the indication of said the 3rd image of output storage, receive the memory image instruction after; Store said second image, that is to say, after the output indication, if satisfy predetermined condition; Then storing said second image, if do not satisfy the reservation condition, is second image do not stored, promptly; After the output indication, the user can take pictures in manual operation, generates the memory image instruction; Also can when the time that the startup that reaches setting is taken pictures, generate the memory image instruction automatically, triggering is taken pictures.
Among this embodiment,, judging that further in the image that collects be to comprise the part predetermined image if comprise predetermined image in the image that judgement is gathered; Or complete predetermined image; If the part predetermined image is then adjusted focal length, the image behind the collection adjustment focal length; If the image of gathering behind this adjustment focal length comprises that than the preceding image of gathering of adjustment the ratio of predetermined image is big, can export the indication of said the 3rd image of storage; Also can continue to adjust focal length, comprise complete predetermined image in the image that collects behind the adjustment focal length, certainly, also can not be complete image, as long as the user is satisfied.
Wherein, among this embodiment, the mode of adjustment focal length can comprise transfers focal length far or transfers closely.
On the basis of Fig. 1 and Fig. 2 embodiment, also see also Fig. 3, the particular flow sheet of a kind of image-pickup method that provides for the embodiment of the invention; In this embodiment, the appearance characteristic that the image of said collection can people's face also can be animals and plants; Or other objects; The vehicles, daily necessities or the like, said method comprises:
Step 301: under first focal length, gather first image;
Step 302: analyze said first image, obtain first analysis result;
Step 303: judge whether said first analysis result comprises the image of predetermine one, if do not have, execution in step 304; Otherwise, execution in step 307;
In this step, mainly be to judge the image that whether comprises complete predetermine one in first analysis result, if do not comprise, then adjust focal length, can transfer far, can transfer closely yet, present embodiment does not limit.
Step 304: when said first analysis result shows, when not comprising the image of predetermine one in said first image, be second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Step 305: under said second focal length, gather second image, wherein, in said second image, comprise the image of predetermine one; Wherein, among this embodiment, the image of the predetermine one that comprises in said second image can be the parts of images of predetermine one, can be all images of predetermine one also, and present embodiment does not limit.
In this step, if the image of the predetermine one that comprises in second image, directly execution in step 306; Also can be further, whether the image of judging the predetermine one that comprises in second image is the image of complete predetermine one, realization that it is follow-up and step 307 are similar to 312 step, repeat no more at this.
Step 306: the indication of said second image of output storage;
Step 307: when said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images, wherein, said first object images is the image of the said subscription object in said first image;
In this step,, then need to judge further whether the image of predetermine one is complete predetermine one in first image, in the present embodiment, can judge through the mode of ratio if judge the image that comprises predetermine one in first image.
Step 308: first value that obtains the predefined parameter of said first object images;
Step 309: the threshold value that obtains said predefined parameter;
Wherein, said threshold value can for: the first object images characteristic of correspondence accounts for the ratio of predetermine one.The setting of its ratio sees for details above-mentioned, repeats no more at this.
Step 310: judge whether said first value is lower than said threshold value, if, execution in step 311; Otherwise, execution in step 314;
Step 311: when judging that said first value is lower than said threshold value, be the 3rd focal length with said first focus adjustment, wherein, said first focal length is different with said the 3rd focal length;
Step 312: under said the 3rd focal length; Gather the 3rd image, wherein, said the 3rd image comprises second object images; Said second object images is the image of the predetermine one in the 3rd image, and second value of the said predefined parameter of said second object images is higher than said first value;
Step 313: the indication of said the 3rd image of output storage;
Step 314: the indication of said first image of output storage.
Preferably, in this embodiment, said method can also comprise: in the indication of said the 3rd image of output storage, receive the memory image instruction after; Store said second image, that is to say, after the output indication, if satisfy predetermined condition; Then storing said second image, if do not satisfy the reservation condition, is second image do not stored, promptly; After the output indication, the user can take pictures in manual operation, generates the memory image instruction; Also can when the time that the startup that reaches setting is taken pictures, generate the memory image instruction automatically, triggering is taken pictures.
For the ease of those skilled in the art's understanding, explain with concrete instance below.In the present embodiment is example by predetermine one with the face feature of portrait, can be people's face, also can be many people's faces, specifically comprises:
1, terminal (such as mobile phone or camera) receives the instruction that the user starts the application of taking a picture, according to the camera function of said instruction unpack mobile phone or the camera function of camera; This application of taking a picture also can be all application that can trigger camera function;
2, need to confirm the preset of collection the user to after liking people's face; Select the function of recognition of face adjustment focal length; Promptly should in the application of taking a picture, start the function of recognition of face adjustment focal length, certainly, can start the function of recognition of face adjustment focal length through other modes.This process, the step of corresponding above-mentioned definite predetermine one;
3, the image in the collection viewfinder range, promptly first image is gathered at this terminal under first focal length, in the present embodiment, can under unsupervised, gather first image, also can have the people to keep watch on collection first image down.Present embodiment does not limit;
4, first image that collects is analyzed, obtained analysis result, and judge in the said analysis result; The facial characteristics that whether comprises people's face; Promptly judge in first image that collects whether comprise the facial characteristics of people's face through face recognition technology, if do not comprise, execution in step 5; If comprise, execution in step 6;
Wherein, The judgment mode of recognition of face has multiple; Such as; The face identification method of geometric properties; Geometric properties in this method can be shape such as eye, nose, mouth and the geometrical relationship between them (such as each other distance etc.), can also be based on the face identification method of eigenface (PCA), the face identification method of neural net, the face identification method of elastic graph coupling, the face identification method of line segment Hausdorff distance (LHD), the face identification method of SVMs (SVM) etc., but be not limited to this;
If 5 first images do not comprise the appearance characteristic of people's face, then adjust focal length, be about to first focal length and be adjusted into second focal length; And under said second focal length, gather second image, wherein; After in judging said second image, comprising the image of predetermine one, the indication that can export said second image of storage promptly starts the indication of taking pictures; Directly take pictures so that start the key of taking pictures, finish;
Wherein, start the key of taking pictures and directly take pictures and can comprise dual mode, a kind of is automatic startup, promptly through above-mentioned face identification method, if the face characteristic that identifies in second image is all complete, then starts the key of taking pictures and takes pictures; A kind of is to detect the user to press the key of taking pictures, and present embodiment does not limit.
Certainly, in this step, in judging said second image, comprise the image of predetermine one after, also can continue to judge the image that whether comprises complete predetermine one in second image; Promptly carry out label 6;
If 6 comprise people's face (can be one or mores') appearance characteristic at first image (perhaps second image); But through identification, the appearance characteristic of people's face is imperfect, then continues to focus; With the amplification viewfinder range, and gather the back image (i.e. the 3rd image) of focusing; Wherein, in this adjustment process, the terminal reminds the user also to regulate and can not take pictures in wait now through the mode of prompt tone or warning light; Its RM sees above-mentioned recognition of face mode for details, repeats no more at this;
Wherein, in this step, be that the appearance characteristic of part face is discerned; The recognition principle of the similar and whole face of this recognition principle; Suppose to comprise in the viewfinder range each dimension of whole face identification, afterwards, compare with the image in the current viewfinder range; Replenish the face recognition point that lacks, draw the process that whether has half face in the viewfinder range through computing then.The process that it is concrete, with similar to the recognition technology of whole face, such as the same recognition methods of adopting geometric properties, the geometric properties in this method can be shapes such as eye, nose, mouth, repeats no more at this.
7, focus after, if comprise the appearance characteristic of or everyone face in the 3rd image, prompt tone/lamp of then waiting for stops, and can indicate the prompt tone/lamp work of taking pictures, such as, after 0.5 to 1 second, carry out and take action etc., but be not limited thereto;
8, focus after, if one or everyone face still can not be in viewfinder ranges in the 3rd image, then continue to focus automatically in the terminal; Amplify viewfinder range; Simultaneously, continue to regulate wait tone/lamp continuous firing, in the image that the appearance characteristic of or everyone face can both be gathered; Prompt tone/lamp of then waiting for stops, and can start the prompt tone/lamp work of taking pictures.
In the present embodiment, adopt the technology of recognition of face, to the appearance characteristic of people's face in the image of gathering complete identification whether; If imperfect,, promptly dwindle focal length through the adjustment focal length; Increase focal length, and gather focus after image, comprise whole characteristics of the appearance of people's face up to this image; Afterwards, signal lamp or jingle bell prompting user can take pictures.Thereby solved in shooting process, the object that automatic control is taken has improved shooting efficient in the technical problem of viewfinder range, and user's usage degree and satisfaction.
Implementation procedure based on said method; The embodiment of the invention also provides a kind of image collecting device, and its structural representation sees Fig. 4 for details, and said device comprises: first collecting unit 41; First analytic unit 42; First judging unit 43, the first regulons, 44, the second collecting units 45 and the first output indicating member 46.Wherein, said first collecting unit 41 is used under first focal length, gathering first image; Said first analytic unit 42 is used to analyze said first image, obtains first analysis result; Said first judging unit 43 is used for judging whether said first analysis result comprises the image of predetermine one, and sends first judged result; Said first regulon 44; Be used for when first image does not comprise the image of predetermine one described in first judged result that receives the transmission of first judging unit; With said first focus adjustment is second focal length, and wherein, said first focal length is different with said second focal length; Said second collecting unit 45 is used under said second focal length, gathering second image, wherein, in said second image, comprises the image of predetermine one; The said first output indicating member 46, the indication that is used to export said second image of storage.
Preferably, said device can also comprise: confirm the unit, be used for before first collecting unit is gathered first image, confirming predetermine one.
Preferably, said device can also comprise: first acquiring unit, second acquisition unit, the 3rd acquiring unit, second judging unit, second regulon, the 3rd collecting unit and the second output indicating member.Wherein, said first acquiring unit is used for showing in the judged result that first judging unit sends; When comprising the image of predetermine one in said first image; Obtain first object images, wherein, said first object images is the image of the said subscription object in said first image; Said second acquisition unit is used to obtain first value of the predefined parameter of said first object images; Said the 3rd acquiring unit is used to obtain the threshold value of said predefined parameter, and said threshold value is: the first object images characteristic of correspondence accounts for the ratio of predetermine one; Said second judging unit is used to judge when whether said first value is lower than said threshold value, and sends second judged result; Said second regulon, being used for receiving second judged result that second judging unit sends is first value when being lower than said threshold value, is the 3rd focal length with said first focus adjustment, wherein, said first focal length is different with said the 3rd focal length; Said the 3rd collecting unit; Be used under said the 3rd focal length; Gather the 3rd image, wherein, said the 3rd image comprises second object images; Said second object images is the image of the predetermine one in the 3rd image, and second value of the said predefined parameter of said second object images is higher than said first value; The said second output indicating member, the indication that is used to export said the 3rd image of storage specifically can be through the indication of signal lamp or said second image of jingle bell output storage.
In the said device, the implementation procedure of each Elementary Function and effect sees implementation procedure corresponding in the said method for details, repeats no more at this.
Also see also Fig. 5, the structural representation of the another kind of image collecting device that provides for the embodiment of the invention, said device comprises: first collecting unit 50; Analytic unit 51, the first judging units 52, the first acquiring units 53; Second acquisition unit 54, the three acquiring units 55, the second judging units 56; Regulon 57, the second collecting units 58 and output indicating member 59.Wherein, said first collecting unit 50 is used under first focal length, gathering first image; Said analytic unit 51 is used to analyze said first image, obtains first analysis result; Said first judging unit 52 is used for judging whether said first analysis result comprises the image of predetermine one, and sends first judged result; Said first acquiring unit 53; Be used for showing, when comprising the image of predetermine one in said first image, obtain first object images in first judged result that first judging unit sends; Wherein, said first object images is the image of the said subscription object in said first image; Said second acquisition unit 54 is used to obtain first value of the predefined parameter of said first object images; Said the 3rd acquiring unit 55 is used to obtain the threshold value of said predefined parameter; Said second judging unit 56 is used to judge when whether said first value is lower than said threshold value, and sends second judged result; Said regulon 57, being used for receiving second judged result that second judging unit sends is first value when being lower than said threshold value, is second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length; Said second collecting unit 58; Be used under said second focal length; Gather second image, wherein, said second image comprises second object images; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value; Said output indicating member 59, the indication that is used to export said second image of storage.
Preferably, said device can also comprise: confirm the unit, be used for before first collecting unit is gathered first image, confirming predetermine one.
In the said device, can be integrated in the mobile phone, also can be integrated in camera or the video tape recorder.The implementation procedure of each Elementary Function and effect in its this device sees implementation procedure corresponding in the said method for details, repeats no more at this.
Accordingly, the present invention also provides a kind of terminal, and said terminal comprises: collecting unit, processing unit and output indicating member.Wherein, said collecting unit such as camera lens and CCD, is used under first focal length, gathering first image, and under second focal length, gathers second image; Said processing unit such as CPU, is used for first image of said collecting unit collection is analyzed, and obtains first analysis result; When said first analysis result shows; When not comprising the image of predetermine one in said first image; The order that generation is second focal length with said first focus adjustment; Wherein, said first focal length is different with said second focal length, comprises the image of predetermine one in said second image of under second focal length, gathering; Said output indicating member such as photoflash lamp or sound etc., is used to export the indication of second image of storing said collecting unit collection.
Preferably, said terminal can also comprise memory cell, such as storage card etc., is used for after output indicating member output indication, receive the memory image instruction after, store said second image.That is to say, after the output indication,, then store said second image if satisfy predetermined condition; If do not satisfy the reservation condition, be second image do not stored, promptly; After output indicating member output indication, the user can take pictures in manual operation, generates the memory image instruction; Also can when the time that the startup that reaches setting is taken pictures, generate the memory image instruction automatically, triggering is taken pictures.
The implementation procedure of each unit, said terminal sees implementation procedure corresponding in the said method for details, repeats no more at this.
Accordingly, the embodiment of the invention also provides a kind of terminal, and said terminal comprises: collecting unit, processing unit and output indicating member.Wherein, said collecting unit such as camera lens and CCD, is used under first focal length, gathering first image, and under second focal length, gathers second image; Said processing unit such as CPU, is used for said first image is analyzed; Obtain first analysis result, when said first analysis result shows, when comprising the image of predetermine one in said first image; Obtain first object images, wherein, said first object images is the image of the said subscription object in said first image; When first value of the predefined parameter of said first object images is lower than the threshold value of said predefined parameter; The order that generation is second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value; Said output indicating member such as photoflash lamp or sound etc., is used to export the indication of said second image of storing said collecting unit collection.
Said terminal can also comprise: memory cell, such as storage card etc., be used for after output indicating member output indication, receive the memory image instruction after, store said second image.That is to say, after the output indication of output indicating member, if satisfy predetermined condition, then store said second image, if do not satisfy the reservation condition, is second image do not stored.
In the embodiment of the invention, when subject was no longer in the viewfinder range, terminal equipment was through focus automatically; Increase the purpose of the picture of finding a view, subject is progressively contained in the picture, i.e. the object that control is taken is in viewfinder range; Thereby solved in shooting process; Can not control and clapped the technical problem of object, improve shooting efficient in the shooting district, and user's usage degree and satisfaction.
Also need to prove; In this article; Relational terms such as first and second grades only is used for an entity or operation are made a distinction with another entity or operation, and not necessarily requires or hint relation or the order that has any this reality between these entities or the operation.And; Term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability; Thereby make and comprise that process, method, article or the equipment of a series of key elements not only comprise those key elements; But also comprise other key elements of clearly not listing, or also be included as this process, method, article or equipment intrinsic key element.Under the situation that do not having much more more restrictions, the key element that limits by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises said key element and also have other identical element.
Through the description of above execution mode, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware, but the former is better execution mode under a lot of situation.Based on such understanding; The part that technical scheme of the present invention contributes to prior art in essence in other words can be come out with the embodied of software product; This computer software product can be stored in the storage medium, like ROM/RAM, magnetic disc, CD etc., comprises that some instructions are with so that a computer equipment (can be a personal computer; Server, the perhaps network equipment etc.) carry out the described method of some part of each embodiment of the present invention or embodiment.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (16)
1. an image-pickup method is characterized in that, comprising:
Under first focal length, gather first image;
Analyze said first image, obtain first analysis result;
When said first analysis result shows, when not comprising the image of predetermine one in said first image, be second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Under said second focal length, gather second image, wherein, in said second image, comprise the image of predetermine one;
The indication of said second image of output storage.
2. method according to claim 1 is characterized in that, before said collection first image, said method also comprises: confirm predetermine one.
3. method according to claim 1 is characterized in that, also comprises:
When said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images, wherein, said first object images is the image of the said subscription object in said first image;
Obtain first value of the predefined parameter of said first object images;
Obtain the threshold value of said predefined parameter;
When judging that said first value is lower than said threshold value, be the 3rd focal length with said first focus adjustment, wherein, said first focal length is different with said the 3rd focal length;
Under said the 3rd focal length; Gather the 3rd image, wherein, said the 3rd image comprises second object images; Said second object images is the image of the predetermine one in the 3rd image, and second value of the said predefined parameter of said second object images is higher than said first value;
The indication of said the 3rd image of output storage.
4. method according to claim 1 is characterized in that, said threshold value is: the first object images characteristic of correspondence accounts for the ratio of predetermine one.
5. according to each described method of claim 1 to 4, it is characterized in that the indication that said second image is stored in said output comprises: through the indication of signal lamp or said second image of jingle bell output storage.
6. an image-pickup method is characterized in that, comprising:
Under first focal length, gather first image;
Analyze said first image, obtain first analysis result;
When said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images, wherein, said first object images is the image of the said subscription object in said first image;
Obtain first value of the predefined parameter of said first object images;
Obtain the threshold value of said predefined parameter;
When said first value is lower than said threshold value, be second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Under said second focal length; Gather second image, wherein, said second image comprises second object images; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
The indication of said second image of output storage.
7. method according to claim 6 is characterized in that, before said collection first image, said method also comprises: confirm predetermine one.
8. method according to claim 6 is characterized in that, said threshold value is: the first object diagram characteristic of correspondence looks like to account for the ratio of predetermine one.
9. method according to claim 6 is characterized in that, the indication that said second image is stored in said output comprises: through the indication of signal lamp or said second image of jingle bell output storage.
10. an image collecting device is characterized in that, comprising:
First collecting unit is used under first focal length, gathering first image;
First analytic unit is used to analyze said first image, obtains first analysis result;
First judging unit is used for judging whether said first analysis result comprises the image of predetermine one, and sends first judged result;
First regulon; Be used for when first image does not comprise the image of predetermine one described in first judged result that receives the transmission of first judging unit; With said first focus adjustment is second focal length, and wherein, said first focal length is different with said second focal length;
Second collecting unit is used under said second focal length, gathering second image, wherein, in said second image, comprises the image of predetermine one;
The first output indicating member, the indication that is used to export said second image of storage.
11. device according to claim 10 is characterized in that, also comprises: confirm the unit, be used for before first collecting unit is gathered first image, confirming predetermine one.
12. according to claim 10 or 11 described devices, it is characterized in that, also comprise:
First acquiring unit; Be used for showing, when comprising the image of predetermine one in said first image, obtain first object images in the judged result that first judging unit sends; Wherein, said first object images is the image of the said subscription object in said first image;
Second acquisition unit is used to obtain first value of the predefined parameter of said first object images;
The 3rd acquiring unit is used to obtain the threshold value of said predefined parameter;
Second judging unit is used to judge when whether said first value is lower than said threshold value, and sends second judged result;
Second regulon, being used for receiving second judged result that second judging unit sends is first value when being lower than said threshold value, is the 3rd focal length with said first focus adjustment, wherein, said first focal length is different with said the 3rd focal length;
The 3rd collecting unit; Be used under said the 3rd focal length; Gather the 3rd image, wherein, said the 3rd image comprises second object images; Said second object images is the image of the predetermine one in the 3rd image, and second value of the said predefined parameter of said second object images is higher than said first value;
The second output indicating member, the indication that is used to export said the 3rd image of storage.
13. an image collecting device is characterized in that, comprising:
First collecting unit is used under first focal length, gathering first image;
Analytic unit is used to analyze said first image, obtains first analysis result;
First judging unit is used for judging whether said first analysis result comprises the image of predetermine one, and sends first judged result;
First acquiring unit; Be used for showing, when comprising the image of predetermine one in said first image, obtain first object images in first judged result that first judging unit sends; Wherein, said first object images is the image of the said subscription object in said first image;
Second acquisition unit is used to obtain first value of the predefined parameter of said first object images;
The 3rd acquiring unit is used to obtain the threshold value of said predefined parameter;
Second judging unit is used to judge when whether said first value is lower than said threshold value, and sends second judged result;
Regulon, being used for receiving second judged result that second judging unit sends is first value when being lower than said threshold value, is second focal length with said first focus adjustment, wherein, said first focal length is different with said second focal length;
Second collecting unit; Be used under said second focal length; Gather second image, wherein, said second image comprises second object images; Said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
The output indicating member, the indication that is used to export said second image of storage.
14. device according to claim 13 is characterized in that, also comprises: confirm the unit, be used for before first collecting unit is gathered first image, confirming predetermine one.
15. a terminal is characterized in that, comprising:
Collecting unit is used under first focal length, gathering first image, and under second focal length, gathers second image;
Processing unit is used for first image of said collecting unit collection is analyzed, and obtains first analysis result; When said first analysis result shows; When not comprising the image of predetermine one in said first image; The order that generation is second focal length with said first focus adjustment; Wherein, said first focal length is different with said second focal length, comprises the image of predetermine one in said second image of under second focal length, gathering;
The output indicating member, the indication that is used to export second image of storing said collecting unit collection.
16. a terminal is characterized in that, comprising:
Collecting unit is used under first focal length, gathering first image, and under second focal length, gathers second image, and said second image comprises second object images;
Processing unit is used for said first image is analyzed, and obtains first analysis result; When said first analysis result shows, when comprising the image of predetermine one in said first image, obtain first object images; Wherein, Said first object images is the image of the said subscription object in said first image, when first value of the predefined parameter of said first object images is lower than the threshold value of said predefined parameter, and the order that to produce said first focus adjustment be second focal length; Wherein, Said first focal length is different with said second focal length, and said second object images is the image of the predetermine one in second image, and second value of the said predefined parameter of said second object images is higher than said first value;
The output indicating member, the indication that is used to export said second image of storing said collecting unit collection.
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| CN201110072557.2A CN102694976B (en) | 2011-03-24 | A kind of image-pickup method and device |
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| CN201110072557.2A CN102694976B (en) | 2011-03-24 | A kind of image-pickup method and device |
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