WO2015085589A1 - 一种获取全景图像的方法及终端 - Google Patents
一种获取全景图像的方法及终端 Download PDFInfo
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- WO2015085589A1 WO2015085589A1 PCT/CN2013/089411 CN2013089411W WO2015085589A1 WO 2015085589 A1 WO2015085589 A1 WO 2015085589A1 CN 2013089411 W CN2013089411 W CN 2013089411W WO 2015085589 A1 WO2015085589 A1 WO 2015085589A1
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- WIPO (PCT)
- Prior art keywords
- image
- terminal
- shooting
- images
- unit
- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 56
- 230000033001 locomotion Effects 0.000 claims abstract description 79
- 230000001960 triggered effect Effects 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 9
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- 238000012545 processing Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/698—Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
- G03B37/02—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with scanning movement of lens or cameras
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
- G03B37/005—Photographing internal surfaces, e.g. of pipe
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/70—Determining position or orientation of objects or cameras
- G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
- G06T7/74—Determining position or orientation of objects or cameras using feature-based methods involving reference images or patches
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/80—Analysis of captured images to determine intrinsic or extrinsic camera parameters, i.e. camera calibration
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/64—Computer-aided capture of images, e.g. transfer from script file into camera, check of taken image quality, advice or proposal for image composition or decision on when to take image
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30244—Camera pose
Definitions
- Embodiments of the present invention provide a method for acquiring a panoramic image, which can highlight an image of a center position during panoramic shooting, and improve the overall effect of the panoramic image. Embodiments of the present invention also provide corresponding terminals.
- the acquiring unit is configured to: when the terminal moves, detect the relative motion between adjacent frame images, and obtain the real-time The location of the terminal during the movement, in order to instruct the user to move the terminal to the acquisition position of the next image;
- the camera is configured to capture an image
- FIG. 1 is a schematic diagram of an embodiment of a method for acquiring a panoramic image according to an embodiment of the present invention
- FIG. 8 is a schematic diagram of another embodiment of a terminal in an embodiment of the present invention.
- the terminal When panoramic shooting is required, the terminal will take the first image after acquiring the panoramic shooting command triggered by the user, in order to ensure that the parameters such as exposure control and white balance control of other subsequent images are the same as the first image, and at the same time The shooting parameters of the first image.
- the preset number of sheets can be 4 sheets.
- the terminal rotates to the left of the initial position two images are taken.
- the number of settings is not limited and can be set according to requirements.
- the first image and the preset number of images are seamlessly spliced by using a pre-made splicing scheme with the first image as a center to obtain a panoramic image.
- the first image is captured, and the shooting parameters of the first image are acquired, and the movement guidance information is determined according to the preset movement guiding policy, and is determined at the terminal.
- An image wherein the preset number of images is an image of a background of the left and right sides of the background corresponding to the first image, and the first image and the preset number of images are the first
- the image is centered using a pre-made stitching scheme for seamless stitching to obtain a panoramic image.
- the method provided by the embodiment of the present invention can highlight the image of the center position during panoramic shooting, and improve the overall image of the panoramic image. Effect.
- the mobile guiding information is determined according to a preset mobile guiding policy, and Displaying the mobile guiding information on the terminal, so that the user can move the terminal according to the mobile guiding information, which may include:
- the next image is captured according to the shooting parameters of the first image
- the terminal determines that the shooting position of the next image is at the left end of the initial position, and displays on the display interface of the terminal. The shooting position of the next image.
- the user takes a self-portrait in the panoramic shooting mode, and uses the mobile phone to shoot the first image of himself.
- the terminal instructs to rotate the mobile phone to the left according to the preset mobile guiding strategy, and completes the second image shooting, and
- a small ball and a small circle are displayed on the display interface of the mobile phone, and the arrow is pointed by the small circle to the small ball, the small ball is used to indicate the shooting position of the next image, and the small circle is used to indicate the first image is taken.
- the phone is in the initial position, the arrow pointing to indicate that the phone needs to be rotated to the left, so that the user can rotate the phone to the left according to the prompt on the interface.
- the real-time acquisition and display is performed on the basis of the optional embodiment corresponding to FIG.
- the location of the terminal may include:
- the mobile phone needs to be rotated to the position of the next image.
- the next image will be taken.
- the terminal starts shooting mode, it will not capture images at the frame rate. For example: When the frame rate is 30 frames/second, the terminal will capture one every 1/30 second.
- the frame image the terminal can determine how much the terminal moves according to the difference between the adjacent two frames of images, thereby determining the position of the terminal during the movement, and displaying the determined position on the terminal, so as to instruct the user to move the terminal The shooting position to the next image.
- the first image is captured, and the first image is acquired.
- the method may further include:
- the preset threshold can be 80% or 90%, or other values, because the first image is usually shot against the face, when the similarity between the preview image and the first image is higher than the preset threshold, It is possible to determine the position at which the terminal returns to the first image.
- the feature point pairs are selected, the feature point pairs representing the same image transformation are retained, and the feature point pairs pointing to other image transformations are removed, and the random sample matching algorithm (RANdom S Ample Consensus, RANSAC) algorithm can be used. It is also possible to calculate a transformation matrix between two images from the selected feature point pairs by transform matrix calculation.
- RANSAC Random S Ample Consensus
- the acquiring unit 201 is further configured to acquire a shooting parameter of the first image when the shooting unit captures the first image;
- a determining unit 203 configured to: after the acquiring unit 201 acquires the first image, determine movement instruction information according to a preset movement guiding policy;
- the display unit 204 is configured to display, on the terminal, the mobile guiding information determined by the determining unit 203, so as to instruct the user to move the terminal according to the mobile guiding information;
- the photographing unit 202 is further configured to: after the detecting unit 205 detects the movement of the terminal, capture a preset number of images according to the shooting parameters of the first image, wherein the preset number of images An image of the background of the left and right sides of the background corresponding to the first image;
- the splicing unit 206 is configured to seamlessly splicing the first image and the preset number of images captured by the shooting unit 202 with a pre-made splicing scheme centering on the first image to obtain a panoramic view image.
- the determining unit 203 is configured to determine a shooting position of the next image according to the preset movement guiding policy
- the calibration unit 207 is configured to perform a center position calibration every preset image after the photographing unit 202 captures the first image, the center position being calibrated to the current preview image and the first image Comparing, when the current preview image and the first image matching similarity is higher than a preset threshold, determining that the position of the terminal returns to the position of the terminal when the first image is captured, so that When the detection of the position of the terminal fails, the shooting is resumed according to the position at which the first image is taken.
- the locking unit 208 is configured to lock the automatic white balance control AWB and the automatic exposure control AE before the shooting unit 202 captures the first image, so that the captured parameters of the preset number of images captured are The shooting parameters of the first image are consistent.
- a detecting subunit 2061 configured to detect a position of the person image in the first image and the preset number of images
- the splicing sub-unit 2062 is configured to splicing the position of the non-person image in each image detected by the detecting sub-unit 2061 when the image splicing is performed by using the pre-made splicing scheme.
- Figure 9 is a diagram showing the structure of a terminal according to an embodiment of the present invention.
- the terminal provided by the embodiment of the present invention can be used to implement the method for acquiring a panoramic image in the embodiment of the present invention.
- the specific technical details are not disclosed, and the understanding is made with reference to the embodiment of the method of the present invention.
- the terminal may be a terminal including a mobile phone, a tablet computer, a PDA (Personal Digital Assistant), a POS (Point of Sales), an in-vehicle computer, and the terminal is a mobile phone
- FIG. 9 shows A block diagram of a partial structure of a terminal-related mobile phone 400 according to an embodiment of the present invention.
- the mobile phone 400 includes an RF (Radio Frequency) circuit 410, a memory 420, an input unit 430, a display device 440, a sensor 450, an output unit 451, an audio circuit 460, and a wireless fidelity (WiFi) module 470.
- RF Radio Frequency
- processor 480 and power supply 490 and other components.
- the structure of the handset shown in Figure 9 does not constitute a limitation to the handset, and may include more or fewer components than those illustrated, or some components may be combined, or different components may be arranged.
- the memory 420 can be used to store software programs and modules, and the processor 480 executes various functional applications and data processing of the mobile phone 400 by running software programs and modules stored in the memory 420.
- the memory 420 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may be stored according to The data created by the use of the mobile phone 400 (such as audio data, phone book, etc.) and the like.
- the memory 420 may include a high speed random access memory, and may also include a nonvolatile memory such as at least one magnetic disk storage device, a flash memory device, or other volatile solid state memory. Storage device.
- the display device 440 can be used to display information input by the user or information provided to the user and the mobile phone
- the display device 440 can include a display panel 441.
- the display panel 441 can be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
- the touch panel 431 can cover the display panel 441. When the touch panel 431 detects a touch operation on or near the touch panel 431, it transmits to the processor 480 to determine the type of the touch event, and then the processor 480 according to the touch event. The type provides a corresponding visual output on display panel 441.
- the touch panel 431 and the display panel 441 are used as two independent components to implement the input and input functions of the mobile phone 400 in FIG. 9, in some embodiments, the touch panel 431 and the display panel 441 may be integrated. The input and output functions of the mobile phone 400 are implemented.
- the handset 400 can also include at least one type of sensor 450, such as a light sensor, motion sensor, and other sensors.
- the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel 441 according to the brightness of the ambient light, and the proximity sensor may close the display panel 441 when the mobile phone 400 moves to the ear. / or backlight.
- the accelerometer sensor can detect the acceleration of each direction (usually three axes) and can detect when stationary.
- WiFi is a short-range wireless transmission technology.
- the mobile phone 400 can help users to send and receive emails, browse web pages, and access streaming media through the WiFi module 470, which provides users with wireless broadband Internet access.
- FIG. 9 shows the WiFi module 470, it can be understood that it does not belong to the essential configuration of the mobile phone 400, and can be omitted as needed within the scope of not changing the essence of the invention.
- the handset 400 also includes a power source 490 (e.g., a battery) for powering various components.
- a power source 490 e.g., a battery
- the power source can be logically coupled to the processor 480 through a power management system to manage functions such as charging, discharging, and power management through the power management system.
- the processor 480 included in the terminal further has the following functions:
- the processor 480 is configured to: after acquiring a panoramic shooting instruction triggered by a user, capturing a first image, acquiring a shooting parameter of the first image, and determining movement instruction information according to a preset movement guiding policy, And displaying the movement instruction information on the terminal, so as to instruct the user to move the terminal according to the movement instruction information, and after detecting the movement of the terminal, shooting a preset quantity according to the shooting parameters of the first image.
- the preset number of images is an image of the background of the left and right sides of the background corresponding to the first image, and the first image and the preset number of images are the first image
- the image is centered with a pre-made stitching scheme for seamless stitching to obtain a panoramic image.
- the intermediate image when the panoramic image is captured, the intermediate image may be captured first, and then the images at both ends are captured, so that the image at the center position can be highlighted, and the overall effect of the panoramic image is improved.
- the processor 480 is further configured to determine a shooting position of a next image according to the preset motion guiding policy
- the display device 440 may display a shooting position of the next image on the terminal; the camera 491 is further configured to: after the terminal moves to a shooting position of the next image, according to the first Shooting parameters of one image, taking the next image;
- the processor 480 is further configured to: when detecting the relative motion between adjacent frame images, move the location of the terminal in the mobile process in real time, so as to indicate that the user will The terminal moves to the acquisition position of the next image.
- the processor 480 is further configured to lock the automatic white balance control AWB and the automatic exposure control AE, so as to capture the captured parameters of the preset number of images and the first image. The parameters are consistent.
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Abstract
Description
Claims
Priority Applications (18)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES13899065T ES2755764T3 (es) | 2013-12-13 | 2013-12-13 | Método y terminal para adquirir una imagen panorámica |
ES19182561T ES2968868T3 (es) | 2013-12-13 | 2013-12-13 | Método y terminal para adquirir una imagen panorámica |
BR122016017488-3A BR122016017488B1 (pt) | 2013-12-13 | Método e terminal para aquisição de imagem panorâmica | |
PCT/CN2013/089411 WO2015085589A1 (zh) | 2013-12-13 | 2013-12-13 | 一种获取全景图像的方法及终端 |
EP19182561.1A EP3640732B1 (en) | 2013-12-13 | 2013-12-13 | Method and terminal for acquire panoramic image |
CN201610645733.XA CN106210539B (zh) | 2013-12-13 | 2013-12-13 | 一种获取全景图像的方法及终端 |
BR112016013424-9A BR112016013424B1 (pt) | 2013-12-13 | 2013-12-13 | método e terminal para aquisição de imagem panorâmica |
EP13899065.0A EP3001247B1 (en) | 2013-12-13 | 2013-12-13 | Method and terminal for acquiring panoramic image |
CN201380073251.6A CN104995558B (zh) | 2013-12-13 | 2013-12-13 | 一种获取全景图像的方法及终端 |
KR1020187007113A KR101946437B1 (ko) | 2013-12-13 | 2013-12-13 | 파노라마 이미지 획득을 위한 방법 및 단말기 |
FIEP19182561.1T FI3640732T3 (fi) | 2013-12-13 | 2013-12-13 | Menetelmä ja päätelaite panoraamakuvan saamiseksi |
KR1020167001115A KR101725533B1 (ko) | 2013-12-13 | 2013-12-13 | 파노라마 이미지 획득을 위한 방법 및 단말기 |
JP2016537082A JP6259095B2 (ja) | 2013-12-13 | 2013-12-13 | パノラマ画像を取得する方法及び端末 |
KR1020177009135A KR101839569B1 (ko) | 2013-12-13 | 2013-12-13 | 파노라마 이미지 획득을 위한 방법 및 단말기 |
US14/984,316 US10277804B2 (en) | 2013-12-13 | 2015-12-30 | Method and terminal for acquiring panoramic image |
US16/379,001 US10771686B2 (en) | 2013-12-13 | 2019-04-09 | Method and terminal for acquire panoramic image |
US17/013,309 US11336820B2 (en) | 2013-12-13 | 2020-09-04 | Method and terminal for acquire panoramic image |
US17/721,151 US11846877B2 (en) | 2013-12-13 | 2022-04-14 | Method and terminal for acquiring panoramic image |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2013/089411 WO2015085589A1 (zh) | 2013-12-13 | 2013-12-13 | 一种获取全景图像的方法及终端 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US14/984,316 Continuation US10277804B2 (en) | 2013-12-13 | 2015-12-30 | Method and terminal for acquiring panoramic image |
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WO2015085589A1 true WO2015085589A1 (zh) | 2015-06-18 |
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PCT/CN2013/089411 WO2015085589A1 (zh) | 2013-12-13 | 2013-12-13 | 一种获取全景图像的方法及终端 |
Country Status (9)
Country | Link |
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US (4) | US10277804B2 (zh) |
EP (2) | EP3640732B1 (zh) |
JP (1) | JP6259095B2 (zh) |
KR (3) | KR101839569B1 (zh) |
CN (2) | CN104995558B (zh) |
BR (1) | BR112016013424B1 (zh) |
ES (2) | ES2968868T3 (zh) |
FI (1) | FI3640732T3 (zh) |
WO (1) | WO2015085589A1 (zh) |
Cited By (5)
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KR20170006443A (ko) * | 2015-07-08 | 2017-01-18 | 엘지이노텍 주식회사 | 차량용 영상 처리 장치 및 방법과, 이 방법을 실행하기 위한 프로그램을 기록한 기록 매체 |
CN107026973A (zh) * | 2016-02-02 | 2017-08-08 | 株式会社摩如富 | 图像处理装置、图像处理方法与摄影辅助器材 |
US10277804B2 (en) | 2013-12-13 | 2019-04-30 | Huawei Device Co., Ltd. | Method and terminal for acquiring panoramic image |
CN111432074A (zh) * | 2020-04-21 | 2020-07-17 | 青岛联合创智科技有限公司 | 一种辅助手机用户进行图片信息采集的方法 |
CN113888739A (zh) * | 2019-05-24 | 2022-01-04 | 创新先进技术有限公司 | 图像采集引导方法以及装置 |
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KR102650189B1 (ko) | 2016-12-26 | 2024-03-22 | 삼성전자주식회사 | 전자 장치 및 전자 장치 제어 방법 |
CN109891874B (zh) | 2017-08-18 | 2020-12-15 | 华为技术有限公司 | 一种全景拍摄方法及装置 |
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WO2019061405A1 (zh) * | 2017-09-30 | 2019-04-04 | 深圳传音制造有限公司 | 全景拍摄方法及终端 |
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CN112995503B (zh) * | 2021-02-07 | 2023-04-07 | 苏州臻迪智能科技有限公司 | 手势控制全景图像获取方法、装置、电子设备及存储介质 |
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BR122016017488A2 (pt) | 2019-08-27 |
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