CN1946139A - Method and device for processing image in view finder - Google Patents
Method and device for processing image in view finder Download PDFInfo
- Publication number
- CN1946139A CN1946139A CN 200610113940 CN200610113940A CN1946139A CN 1946139 A CN1946139 A CN 1946139A CN 200610113940 CN200610113940 CN 200610113940 CN 200610113940 A CN200610113940 A CN 200610113940A CN 1946139 A CN1946139 A CN 1946139A
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- Prior art keywords
- view finder
- image
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- pending zone
- size
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000012545 processing Methods 0.000 title claims description 13
- 238000004513 sizing Methods 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008921 facial expression Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Abstract
This invention discloses a process method for images in a viewfinder including: identifying a being processed region in a viewfinder image, which is amplified and displayed by the viewfinder, which avoids the problem for being difficult to identify details of objects resulted in the limit of the size of a viewfinder to get images meeting the needs of users. This invention also discloses a process device for images in viewfinders.
Description
Technical field
The present invention relates to image processing techniques, relate in particular to a kind of treatment of picture method and device in the view finder.
Background technology
Along with the development of computer network and consumer electronics, increasing shooting such as portable digital camera, Digital Video product has entered people's life, makes that people's life is more rich and varied.Though the photographic effect of portable shooting product is become better and better now, but owing to be subjected to the influence of portable application, the size of the view finder of these shooting products is smaller, and resolution is lower, makes people be difficult to differentiate details when watching full figure on view finder like this.
To the development of the technology of image recognition, people utilize image recognition technology to solve the problems referred to above along with at present.But these technology mainly are to be used in automatic focusing and exposure control aspect, allow exposure, focusing control with clearly defined objective to detected object, but can not allow people from view finder, can differentiate the middle details of publishing picture, particularly can't differentiate the current moving situation of this object for dynamic object.For example, when taking pictures, can obtain people's face in the view finder separately by face identification functions, but human face ratio hour in the photo with digital camera, photographer can not tell the facial expression of the people's face that obtains well, makes photographer can't hold the Best Times of shooting.
Summary of the invention
The invention provides a kind of to treatment of picture method and device in the view finder, solve exist in the prior art can't be directly from view finder the problem of details among the resolution figure.
The invention provides a kind of to treatment of picture method in the view finder, this method is applied to have in the camera system of view finder, this camera system captures image and shows by view finder, this method comprises: identify pending zone in the viewfmder image, should show by described view finder after the amplification of pending zone again.
The described step that pending zone is amplified comprises: the size of the pending area part of image correspondence in viewfmder image that camera system is captured is enlarged into predefined size.
The mode that shows by view finder again after described will this pending zone the amplification is included in the view finder edge or the center shows.
Describedly identify that the mode in pending zone comprises in the viewfmder image: determine the position of this object each point in view finder according to the object features model of storage in advance, with described each point area surrounded as pending zone.
When pending zone is the rectangular area, and when the length-width ratio of the length-width ratio of this rectangular area and the size of described setting is unequal, according to the length-width ratio of setting pending regional extent is enlarged, the length-width ratio in the pending zone behind this expanded scope equals the length-width ratio of the size of described setting, the pending zone behind this expanded scope is amplified to show again.
The invention provides a kind ofly to treatment of picture device in the view finder, this device is applied to have in the picture pick-up device of view finder, and this camera system captures image and shows that by view finder this device comprises:
Recognition unit is used for identifying the pending zone of viewfmder image;
Amplifying unit is used for the pending zone of recognition unit is amplified, and sends to the view finder demonstration.
Described amplifying unit comprises:
The size memory cell is used to store the up-sizing of setting;
Image storage unit is used to store the image that camera system captures;
The image amplifying unit, the size that is used for the corresponding pending area part in viewfmder image of image that described camera system is captured is enlarged into the setting size, and sends to view finder and show.
Described recognition unit comprises:
The model memory cell is used to store described object features model;
The identification processing unit is used for determining the position of this object at the view finder each point according to described object features model, with the area surrounded of described each point as pending zone.
The method of the present invention by the object in the viewfmder image is discerned and amplified, avoided because the problem that is difficult to recognize the object details that the restriction of viewfinder size causes, make it possible to obtain the detail section of object in the image, more satisfied the image of user's needs by view finder.
Description of drawings
Fig. 1 be in the embodiment of the invention in the view finder image show schematic diagram;
Fig. 2 is a steps flow chart schematic diagram in the embodiment of the invention;
Fig. 3 is apparatus of the present invention schematic diagram.
Embodiment
The present invention is directed to the picture pick-up device that has view finder, discern and amplify, satisfy user's shooting needs better by the part of user in the viewfmder image being wished obtain details.
The present invention is further detailed explanation below in conjunction with Figure of description.
Present embodiment is the process that the people's face in the viewfmder image is discerned and amplified, and as shown in Figure 2, this process steps is:
Step 201:, obtain the pending zone of people's face by the identification of people's face.
In the present embodiment, A, B two people are arranged in the viewfmder image, not of uniform size cause of their face in viewfmder image.As shown in Figure 1, setting the origin of coordinates 3. locate to the view finder plane, is Y towards 1. direction, and (Y＞0) is X towards 4. direction, (X＞0).
Capture people's face by camera system, adopt the faceform of appearance (AAM) initiatively to calculate the affine transformation coefficient of track human faces and the face characteristic model of having stored, determine people's face thus, the each point position of the human face region that detection and tracking obtain according to people's face, the area surrounded of each point as pending zone, has so just been obtained A, B two people's pending zone.The pending zone of setting two people in the present embodiment is the rectangular area, and wide (W) of two rectangular areas and high (H) are respectively (W
A, H
A) and (W
B, H
B).The pending zone of She Dinging is the rectangular area in the present embodiment, and the graphics field that can certainly use other is pending zone.
In the present invention, the mode that obtains pending zone can be determined the position of this object each point in viewfmder image for the object features model of handling according to needs in the image of storage in advance, and with this area surrounded as pending zone.
Step 202: people's face in pending zone is amplified.
The up-sizing that setting can be satisfied user's needs is wide wide, high height.(the W that will obtain by step 201
A, H
A) and (W
B, H
B) respectively with (wide height) compares, if the people's face rectangular area that obtains greater than or during the up-sizing that approaches to set, then need not carry out processing and amplifying.Can set in the present embodiment when W*H＜wide*height-Delta (can choose Delta=wide*height*2/5), processing and amplifying need be carried out in this rectangular area.The user also can set this Delta according to self needs.Set in the present embodiment W simultaneously
A* H
A=5 * 5, processing and amplifying then according to above-mentioned setting, need be carried out in wide * height=10 * 10.Image in the view finder is to obtain after the camera head by picture pick-up device dwindles the real image that captures, thus each part of the image in the view finder all the image with this camera head storage is corresponding one by one.Therefore, with in the image of camera head storage with view finder in image W
A* H
AThe part of rectangular area correspondence be reduced into 10 * 10 after, show at the view finder edge, finish processing and amplifying.
And for the B zone, W
B* H
B=5 * 3, if can cause the consequence of image fault according to the processing identical with aforementioned a-quadrant.Can set in the present embodiment when (W/H)＞(wide/height), get H '=W*height/wide, this H ' overlaps with the center of former H.At this moment, use W * H ' to substitute former W * H and become the rectangular area of identifying.Therefore, H
B'=5, then W
B* H
BThe subregion on every side of B has been identified greater than the zone of former B in '=5 * 5, this zone.If the subregion around described has exceeded the edge of view finder, can define and use black display.Equally, if (H/W)＞(height/wide) time, get W '=H*wide/height, this W ' overlaps with the center of former W.
Obtain W in the viewfmder image
B* H
B' after, with in the image of camera head storage with viewfmder image in W
B* H
B' the part of rectangular area correspondence be reduced into 10 * 10 after, show at the view finder edge, finish processing and amplifying.
Certainly, the wide wide of up-sizing that the user needs, high height can be that the user sets in advance as required, identification to object needing to obtain the zone of amplification also can realize with other algorithm, the user also can use other algorithm to come processing and amplifying is carried out in the zone of identifying simultaneously, and the image after amplifying also can show at the arbitrary portion of view finder.
The present invention also provide a kind of in view finder the treatment of picture device, as shown in Figure 3, this device is applied to have in the camera system of view finder, this camera system captures image and shows that by view finder this device comprises recognition unit 11 and amplifying unit 12.Wherein, recognition unit 11 is used to identify the pending zone of viewfmder image; Amplifying unit 12 is used for the pending zone of recognition unit is amplified, and sends to the view finder demonstration.
Described recognition unit comprises model memory cell 21 and identification processing unit 22.Wherein, model memory cell 21 is used to store described object features model; Identification processing unit 22 is used for determining the position of this object at the view finder each point according to described object features model, with the area surrounded of described each point as pending zone.
Described amplifying unit 12 comprises size memory cell 31, image storage unit 32 and image amplifying unit 33.Wherein, size memory cell 31 is used to store the up-sizing of setting; Image storage unit 32 is used to store the image that camera system captures; The size that image amplifying unit 33 is used for the corresponding pending area part in viewfmder image of image that described camera system is captured is enlarged into the setting size, and sends to view finder and show.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (8)
1, a kind of to treatment of picture method in the view finder, this method is applied to have in the camera system of view finder, this camera system captures image and shows by view finder, it is characterized in that, this method comprises: identify pending zone in the viewfmder image, should show by described view finder after the amplification of pending zone again.
2, method according to claim 1 is characterized in that, the described step that pending zone is amplified comprises: the size of the pending area part of image correspondence in viewfmder image that camera system is captured is enlarged into predefined size.
3, method according to claim 1 is characterized in that, the mode that shows by view finder again after described will this pending zone the amplification is included in the view finder edge or the center shows.
4, method according to claim 1, it is characterized in that, describedly identify that the mode in pending zone comprises in the viewfmder image: determine the position of this object each point in view finder according to the object features model of storage in advance, with described each point area surrounded as pending zone.
5, as method as described in the claim 2, it is characterized in that, when pending zone is the rectangular area, and when the length-width ratio of the length-width ratio of this rectangular area and the size of described setting is unequal, according to the length-width ratio of setting pending regional extent is enlarged, the length-width ratio in the pending zone behind this expanded scope equals the length-width ratio of the size of described setting, the pending zone behind this expanded scope is amplified to show again.
6, a kind of to treatment of picture device in the view finder, this device is applied to have in the camera system of view finder, and this camera system captures image and shows by view finder, it is characterized in that this device comprises:
Recognition unit is used for identifying the pending zone of viewfmder image;
Amplifying unit is used for the pending zone of recognition unit is amplified, and sends to the view finder demonstration.
7, as device as described in the claim 6, it is characterized in that described amplifying unit comprises:
The size memory cell is used to store the up-sizing of setting;
Image storage unit is used to store the image that camera system captures;
The image amplifying unit, the size that is used for the corresponding pending area part in viewfmder image of image that described camera system is captured is enlarged into the setting size, and sends to view finder and show.
8, as device as described in the claim 6, it is characterized in that described recognition unit comprises:
The model memory cell is used to store described object features model;
The identification processing unit is used for determining the position of this object at the view finder each point according to described object features model, with the area surrounded of described each point as pending zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101139407A CN100525388C (en) | 2006-10-20 | 2006-10-20 | Method and device for processing image in view finder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101139407A CN100525388C (en) | 2006-10-20 | 2006-10-20 | Method and device for processing image in view finder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1946139A true CN1946139A (en) | 2007-04-11 |
| CN100525388C CN100525388C (en) | 2009-08-05 |
Family
ID=38045335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101139407A Expired - Fee Related CN100525388C (en) | 2006-10-20 | 2006-10-20 | Method and device for processing image in view finder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100525388C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103209291A (en) * | 2012-01-17 | 2013-07-17 | 百度在线网络技术（北京）有限公司 | Method, apparatus and device for controlling automatic image shooting |
| WO2016115805A1 (en) * | 2015-01-23 | 2016-07-28 | 中兴通讯股份有限公司 | Shooting method, shooting device, mobile terminal and computer storage medium |
| CN107172347A (en) * | 2017-05-12 | 2017-09-15 | 维沃移动通信有限公司 | A kind of photographic method and terminal |
-
2006
- 2006-10-20 CN CNB2006101139407A patent/CN100525388C/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103209291A (en) * | 2012-01-17 | 2013-07-17 | 百度在线网络技术（北京）有限公司 | Method, apparatus and device for controlling automatic image shooting |
| WO2016115805A1 (en) * | 2015-01-23 | 2016-07-28 | 中兴通讯股份有限公司 | Shooting method, shooting device, mobile terminal and computer storage medium |
| CN105872349A (en) * | 2015-01-23 | 2016-08-17 | 中兴通讯股份有限公司 | Photographing method, photographing device and mobile terminal |
| CN107172347A (en) * | 2017-05-12 | 2017-09-15 | 维沃移动通信有限公司 | A kind of photographic method and terminal |
| CN107172347B (en) * | 2017-05-12 | 2020-04-14 | 维沃移动通信有限公司 | Photographing method and terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100525388C (en) | 2009-08-05 |
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Granted publication date: 20090805 Termination date: 20191020 |