WO2006028108A1 - 画像処理システム及びその方法と、それに用いられる端末及びサーバ - Google Patents
画像処理システム及びその方法と、それに用いられる端末及びサーバ Download PDFInfo
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- WO2006028108A1 WO2006028108A1 PCT/JP2005/016385 JP2005016385W WO2006028108A1 WO 2006028108 A1 WO2006028108 A1 WO 2006028108A1 JP 2005016385 W JP2005016385 W JP 2005016385W WO 2006028108 A1 WO2006028108 A1 WO 2006028108A1
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- information
- shooting
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- imaging
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32128—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title attached to the image data, e.g. file header, transmitted message header, information on the same page or in the same computer file as the image
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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
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3242—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of processing required or performed, e.g. for reproduction or before recording
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3274—Storage or retrieval of prestored additional information
- H04N2201/3277—The additional information being stored in the same storage device as the image data
Definitions
- Image processing system and method, and terminal and server used therefor are Image processing system and method, and terminal and server used therefor
- the present invention relates to an image processing technique, and more particularly to an image processing system and method for acquiring information related to shooting, and performing an image correction process optimal for a shot image based on the information.
- the present invention relates to terminals and servers used.
- Patent Document 1 a technique for performing image processing on a captured image without imposing a burden on the user has been proposed.
- Patent Document 1 The technique disclosed in Patent Document 1 is a method in which shooting information acquisition means 12 captures image data SO to which shooting information 0 including a shooting location and shooting time as shown in FIG. The image information 0 is read out, and based on this, the first image processing condition setting means 13 sets the first image processing condition G1. On the other hand, the second image processing condition setting means 14 sets the second image processing condition G2 based on the image data SO. The final image processing condition setting means 15 sets the final image processing condition GF0 from the image processing conditions Gl and G2, and performs image processing on the image data SO based on this to obtain processed image data S1.
- Patent Document 1 Japanese Patent Laid-Open No. 2003-281511
- the second image processing condition setting means 14 performs image processing. Also consider the setting of conditions.
- the first image processing condition setting means 13 analyzes only the shooting time and the shooting location such as indoors or outdoors according to the shooting information 0, and the detailed shooting situation and shooting target are analyzed. Do not analyze itself, set the conditions for image processing!
- the present invention has been invented in view of the above problems, and its purpose is to analyze photographing information to obtain a photographing object or photographing situation, and to perform appropriate image correction corresponding thereto.
- An object of the present invention is to provide an image processing technique capable of correcting a photographed image by information.
- a first invention for solving the above problem is an image processing system
- An imaging unit that acquires the image data of the imaging target by imaging the imaging target, and the imaging information acquired by the imaging information acquisition unit are analyzed, and the image correction information of the image data is acquired from the storage unit Photographing information analysis means;
- a second invention for solving the above problem is an image processing system
- An imaging unit that acquires image data of a shooting target by imaging the shooting target, and analyzes the shooting information acquired by the shooting information acquisition unit to obtain a shooting target or shooting situation, and corresponds to this shooting target or shooting situation Photographing information analyzing means for acquiring image correction information to be acquired from the storage means;
- image processing means for correcting the image data obtained by the imaging means based on the image correction information obtained by the photographing information analysis means.
- a third invention for solving the above problem is an image processing system
- Image correction information that is correction information for correcting a captured image
- a storage unit that stores the image correction information to which the image correction information is applied in association with the shooting state, and shooting information for acquiring the shooting information Acquisition means;
- An imaging unit that acquires image data of a shooting target by imaging the shooting target, and analyzes the shooting information acquired by the shooting information acquisition unit to obtain a shooting target or shooting situation, and corresponds to this shooting target or shooting situation Photographing information analyzing means for acquiring image correction information to be acquired from the storage means;
- image processing means for correcting the image data obtained by the imaging means based on the image correction information obtained by the photographing information analysis means.
- a fourth invention for solving the above-described problem is an image processing system
- An image correction information database that stores image correction information, which is correction information for correcting a captured image, and a shooting target or shooting situation to which the image correction information is applied;
- a shooting information database in which shooting information and shooting targets or shooting situations are associated and stored;
- An imaging unit that acquires image data of a shooting target by imaging the shooting target, and a shooting target or shooting situation corresponding to the shooting information acquired by the shooting information acquisition unit
- the image information is retrieved from the image information database, and the image correction information corresponding to the image object or the image condition is acquired from the image information analyzing unit and the image information acquired by the image information analyzing unit.
- image processing means for correcting the image data obtained by the imaging means.
- a fifth invention for solving the above-mentioned problem is an image processing system
- Shooting information analysis means for analyzing shooting information acquired by the shooting information acquisition means, and acquiring image correction information of the image data from the storage means;
- image processing means for correcting the image data acquired by the imaging means based on the image correction information acquired by the imaging information analysis means.
- a sixth invention for solving the above-mentioned problems is characterized in that, in any one of the first to fifth inventions, the photographing information acquisition means is means for acquiring information on a photographing position.
- a seventh invention for solving the above-mentioned problems is characterized in that, in any one of the first to sixth inventions, the shooting information acquisition means is means for acquiring shooting date / time information.
- An eighth invention for solving the above-mentioned problems is characterized in that, in any one of the first to seventh inventions, the shooting information acquisition means is means for acquiring weather information at the time of shooting. To do.
- a ninth invention for solving the above-mentioned problems is characterized in that, in any one of the first to eighth inventions, the photographing information acquisition means is means for acquiring photographing angle information.
- the image correction information is image information of a photographing target and preferable color expression information of the image
- the image processing means uses the image information of the shooting target during the correction process.
- a target photographing target is identified, and an image of the target photographing target is corrected using the preferred color expression information.
- An eleventh invention for solving the above problem is an image processing method
- Shooting information is acquired at the time of shooting, this shooting information is analyzed to determine the shooting target or shooting status, image correction information corresponding to this shooting target and shooting status is searched from the stored image correction information, and this image Based on the correction information, the captured image is corrected.
- a twelfth invention for solving the above problem is an image processing method
- Image information is acquired at the time of shooting, this shooting information is analyzed to determine the shooting target or shooting situation, and image correction information corresponding to this shooting target and shooting situation is stored according to the shooting target or shooting situation. It is characterized in that a search is made from the correction information, and the captured image is corrected based on the image correction information.
- a thirteenth invention for solving the above problem is an image processing method
- Information on the position and image correction is stored in advance, the stored information is searched from the captured position, the corresponding image correction information is extracted, and an image captured using the image correction information is extracted. Correction processing is performed.
- a fourteenth invention for solving the above problem is an image processing method
- the information on the position, date and time and image correction is stored in advance, the stored information is searched from the captured position and date and the corresponding image correction information is extracted, and the image correction information is used to capture the image. The image is corrected.
- a fifteenth invention for solving the above-described problem is an image processing method
- the information on the position, date and time, weather and image correction is accumulated in advance, the stored information is searched from the taken position, date and weather and the weather, the corresponding image correction information is extracted, and the image correction information is obtained. It is characterized in that an image photographed using the image is corrected.
- a sixteenth invention for solving the above-mentioned problem is an image processing method
- Information on the position, date / time, weather, angle, and image correction is stored in advance, and the stored information is retrieved from the captured position, date / time, weather, and angle, and the corresponding image correction information is extracted, and the image correction is performed. It is characterized by correcting the captured image using the information of The
- the image correction information includes image information of a target object and a preferred color representation of the image.
- Information identifying a target object using image information of the object at the time of correction, and preferably correcting the target image using color expression information.
- An eighteenth invention for solving the above problem is an image processing system
- a portable terminal having an image processing means for correcting the image data, and means for transmitting the shooting information acquired by the shooting information acquisition means, and a storage means for storing image correction information for correcting the image data
- Receiving the shooting information from the portable terminal analyzing the received shooting information to obtain a shooting target or shooting situation, and acquiring image correction information corresponding to the shooting target and shooting situation from the storage unit.
- a server having information analysis means and transmission means for transmitting the image correction information acquired by the photographing information analysis means to the portable terminal.
- a nineteenth invention for solving the above problem is an image processing system
- An imaging unit that acquires image data of an imaging target by imaging the imaging target, an imaging information acquisition unit that acquires imaging information, the image data acquired by the imaging unit, and the imaging information acquisition unit
- a mobile terminal having means for transmitting the captured image information, storage means for storing image correction information for correcting the image data, receiving the shooting information from the mobile terminal, analyzing the received shooting information and shooting An object or shooting situation is obtained, and image correction information corresponding to the shooting object and shooting situation is acquired from the storage means.
- a server having image processing means for correcting the received image data and transmission means for transmitting the image data corrected by the image processing means to the portable terminal. It is characterized by doing.
- a twentieth invention for solving the above-mentioned problem is a portable terminal that transmits captured image data to an external image processing server and performs image processing.
- An imaging unit that acquires image data of the imaging target, an imaging information acquisition unit that acquires imaging information, the image data of the imaging target, and the imaging information are transmitted in correspondence with each other by imaging the imaging target.
- a twenty-first invention for solving the above-described problem is a portable terminal that performs image processing on photographed image data.
- An imaging unit that acquires image data of an imaging target by imaging the imaging target, an imaging information acquisition unit that acquires imaging information, a unit that transmits the imaging information, and an imaging corresponding to the imaging target information Based on the means for receiving the image correction information of the image data and the obtained image correction information! And image processing means for correcting the image data.
- a twenty-second invention for solving the above-described problem is a mobile terminal
- An imaging unit that acquires image data of an imaging target by imaging an imaging target, an imaging information acquisition unit that acquires imaging information, an imaging target information acquisition unit that acquires imaging target information of the imaging target, and the imaging And storing means for storing the target image data and the acquired photographing information in a removable storage means.
- a twenty-third invention for solving the above-mentioned problem is a server for transmitting image correction information for correcting captured image data to a terminal,
- the storage means for storing the image correction information for correcting the image data and the shooting information transmitted from the terminal are received, and the received shooting information is analyzed to determine the shooting target and the shooting status.
- the image processing apparatus includes imaging information analysis means for acquiring image correction information corresponding to the situation from the storage means, and transmission means for transmitting the image correction information acquired by the imaging information analysis means to the terminal.
- a twenty-fourth invention for solving the above-mentioned problem is a server that corrects photographed image data transmitted from a terminal and then transmits the corrected image data to the terminal.
- Storage means that stores image correction information for correcting image data and a terminal
- An imaging information analysis unit that receives the received imaging information, analyzes the received imaging information, obtains an imaging target or imaging status, and acquires image correction information corresponding to the imaging object or imaging status from the storage unit;
- An image processing unit that corrects the received image data based on the image correction information acquired by the imaging information analysis unit; and a transmission unit that transmits the image data corrected by the image processing unit to the terminal. It is characterized by having.
- a twenty-fifth aspect of the present invention for solving the above problem is a program for an information processing apparatus for transmitting image correction information for correcting captured image data to a terminal,
- the program receives the shooting information transmitted from the terminal by the information processing apparatus, analyzes the received shooting information to obtain a shooting target and a shooting situation, and image correction information corresponding to the shooting target or the shooting situation.
- imaging information analysis means for acquiring image correction information for correcting image data
- transmission means for transmitting the image correction information acquired by the imaging information analysis means to the terminal.
- a twenty-sixth aspect of the present invention for solving the above-described problem is a program for an information processing apparatus that transmits to a terminal after correcting imaged image data transmitted from the terminal, wherein the program includes the information
- the processing device receives the shooting information transmitted from the terminal, analyzes the received shooting information to obtain the shooting target or shooting situation, and corrects the image data with the image correction information corresponding to the shooting target or shooting situation.
- Photographing information analysis means for acquiring from the storage means for storing the image correction information to be performed, and image processing means for correcting the received image data based on the image correction information acquired by the photographing information analysis means
- the image data corrected by the image processing means is functioned as a transmission means for transmitting to the terminal.
- the shooting information acquisition unit 2 acquires shooting information that is information at the time of shooting.
- the shooting information acquired by the shooting information acquisition unit 2 includes, for example, a shooting position, shooting date and time, weather at the time of shooting, shooting angle and direction, and angle of view of the shooting lens.
- the storage unit 3 stores image correction information for correcting a captured image.
- the image correction information includes not only color correction such as white balance, brightness, and saturation of the image, but also processing of the image data itself such as edge enhancement.
- the shooting information analysis unit 4 analyzes the shooting information given from the shooting information acquisition unit 2 and reads out image correction information appropriate for the shot image from the storage unit 3. Then, based on the image correction information obtained by the image correction information acquisition unit 4, the image processing unit 5 performs correction processing on the image data to be imaged obtained by the imaging unit 1.
- the present invention by acquiring shooting information such as position information and date / time information that the photographer does not perform a special operation, and analyzing the shooting information, an appropriate result based on the analysis result can be obtained.
- shooting information such as position information and date / time information that the photographer does not perform a special operation
- analyzing the shooting information an appropriate result based on the analysis result can be obtained.
- shooting information such as position information and date / time information is analyzed to determine a shooting target and shooting situation, and image correction information is acquired from the shooting target and shooting situation.
- image correction information is acquired from the shooting target and shooting situation.
- conventional technology which is different from simple image correction technology that corrects images without recognizing specific shooting targets or shooting conditions as in the conventional technology, various shooting targets and complex shooting Even in the situation, appropriate image correction can be performed.
- FIG. 1 is a diagram for explaining the outline of the present invention.
- FIG. 2 is a diagram for explaining an outline of an embodiment of the present invention.
- FIG. 3 is a diagram for explaining the outline of the first embodiment.
- FIG. 4 is a diagram for explaining the outline of the second embodiment.
- FIG. 5 is a diagram for explaining the outline of the third embodiment.
- FIG. 6 is a diagram for explaining the outline of the fourth embodiment.
- FIG. 7 is a diagram for explaining the outline of the fifth embodiment.
- FIG. 8 is a diagram for explaining the outline of Example 1.
- FIG. 9 is a diagram for explaining the outline of Example 2.
- FIG. 10 is a diagram for explaining the outline of Example 3.
- FIG. 11 is a diagram for explaining a conventional technique. Explanation of symbols
- the shooting information acquisition unit 2 acquires shooting information that is information at the time of shooting.
- the shooting information acquired by the shooting information acquisition unit 2 includes, for example, a shooting position, a shooting date and time, a weather at the time of shooting, a shooting angle and a direction, and the like.
- the shooting information analysis unit 4 has a shooting information database 41 that stores shooting targets and shooting situations corresponding to shooting information in order to analyze shooting information given from the shooting information acquisition unit 2.
- the photographing information database 41 stores information such as latitude'longitude and direction, and information on the photographing target in association with each other.
- information such as latitude / longitude, direction, and date / time is stored in association with information on shooting conditions such as morning, night view, forward light, and backlight.
- the shooting information analysis unit 4 obtains information corresponding to shooting information (for example, information on latitude'longitude, direction, date and time) given from the shooting information acquisition unit 2, A search is made from the shooting information database 41, and the shooting target and shooting status associated with this information are obtained. For example, if the shooting target is the sea based on information such as latitude'longitude, direction, etc. Can do.
- shooting information for example, information on latitude'longitude, direction, date and time
- the shooting information database 41 is not limited to a single piece of shooting information and shooting conditions that need to be associated with a plurality of shooting information, shooting conditions and shooting targets on a one-to-one basis. Or auxiliary information for obtaining a photographing target may be stored in association with each other.
- the imaging information analysis unit 4 may be configured to obtain the imaging target and the imaging status based on a plurality of auxiliary information obtained from the imaging information module. For example, if the photographic information analysis unit 4 searches the photographic information database 41 and obtains auxiliary information such as Takayama from the position information and obtains auxiliary information such as date and time information power as well as winter, the combined power of Takayama and winter also includes It may be configured to determine that the mountain is a snowy mountain.
- the storage unit 3 stores image correction information for correcting a captured image and an image correction information data base in which the shooting target or shooting situation to which the image correction information is applied is stored.
- the image correction information includes, for example, image white balance, lightness, and saturation, as well as processing of the image data itself such as edge enhancement, as well as the color correction.
- the shooting information analysis unit 4 analyzes the shooting information given from the shooting information acquisition unit 2, obtains the shooting target and shooting situation, and responds to the shooting target and shooting situation.
- the image processing unit 5 Based on the correction information obtained by the image correction information acquisition unit 4, the image processing unit 5 performs correction processing on the image data to be imaged obtained by the imaging unit 1.
- the shooting information database 41 and the image correction information database 31 of the shooting information analysis unit 4 may be combined into one database, and this database may be stored in the storage unit 3.
- the imaging information analysis unit 4 reads the image correction information with reference to the database in the storage unit 3.
- the present invention includes an imaging unit 1 such as a camera as shown in FIG. 3, a shooting information acquisition unit 2 that acquires shooting information that is information at the time of shooting, and image correction information for correcting a shot image.
- the storage unit 3 stores the corresponding shooting target and the shooting information given from the shooting information acquisition unit 2 to obtain the shooting target, and stores the image correction information corresponding to the shooting target.
- the image information analysis unit 4 obtained from 3 and the image processing unit 5 that performs correction processing on the image data to be imaged obtained by the image acquisition unit 1 based on the correction information obtained by the image information analysis unit 4.
- the imaging unit 1 includes a single-lens reflex camera, a digital camera, a digital video camera, and a camera-equipped mobile phone. This is an imaging device that has a number of functions required for photography, such as telephones and USB cameras.
- the imaging information acquisition unit 2 includes a location information acquisition unit 21.
- the location information acquisition unit 21 acquires the imaging position of an image, and uses, for example, a positioning satellite radio wave. Then, information on the shooting position and shooting direction is acquired as GPS information.
- the photographing position is a position where the imaging device is present, and is represented by latitude and longitude.
- the shooting direction is the direction in which the imaging device is directed to the shooting target. Incidentally, regarding the acquisition of the shooting direction, an electronic direction magnet or the like may be provided so that the direction of the imaging unit 1 in the lens direction can be recognized.
- the storage unit 3 is a medium having an image correction information database 31 in which image correction information for correcting a shot image and a shooting target to which the image correction information is applied are stored correspondingly. is there.
- the image correction information represents, for example, an optimal correction parameter when shooting at a certain tourist attraction, and is stored in the storage unit 3 in association with a shooting target (in this case, a building name). For example, if the object to be photographed (here, the name of the building) is Kinkakuji, the image correction information stores correction information that makes it possible to clearly see the building of Kinkakuji.
- the imaging information analysis unit 4 analyzes the imaging target based on the position information, and reads image correction information corresponding to the imaging target from the storage unit 3.
- the building name (photographing target) existing for each certain location information as shown in FIG. 3 is stored in the photography information database 41 and acquired by the location information acquisition means 21.
- the building name (photographing object) corresponding to the position information obtained is obtained from the photographing information database 41.
- the image correction information corresponding to the building name (photographing target) is read from the image correction information database 31 of the storage unit 3.
- the imaging information analysis unit 4 analyzes that the imaging target is Kinkakuji, and stores image correction information corresponding to Kinkakuji in the storage unit 3 image correction information. Read from database 31.
- the shooting target can be analyzed more accurately. It becomes possible. Even at the same shooting position and shooting direction, shooting is possible depending on the angle of view of the shooting lens. Subject content may be different. For example, even if the same Kinkakuji temple is to be photographed, if the photographic lens is a wide-angle lens, other buildings and natural objects will enter the center of the Kinkakuji temple, and the ratio of Kinkakuji to the image will be low.
- the shooting target is analyzed as a near view or a distant view depending on the angle of view of the shooting lens.
- the image processing unit 5 optimally corrects the image data obtained from the imaging unit 1 based on the image correction information obtained from the imaging information analysis unit 4.
- the effect of the present embodiment is to automatically analyze what kind of image pickup object (photographing target) exists at the position by acquiring position information without a photographer performing a special operation. This means that an optimal image correction can be applied to the imaged object (photographing target).
- the building name (photographing target) and the image correction information are stored in the image correction information database 31 of the storage unit 3 in association with each other, and the shooting information analysis unit 4 analyzes the shooting information.
- Image correction information corresponding to the obtained building name (photographing target) is read out.
- the image correction information database 31 is not limited to this, and correction processing such as white balance and sharpness and a plurality of correction values used for these processing are stored in association with each other.
- the shooting information analysis unit 4 is configured to read correction information such as white balance and sharpness level suitable for the shooting target from the image correction information database 31. Also good. For example, if the position information is latitude 'longitude 1, the shooting information analysis unit 4 analyzes that the shooting target is Kinkakuji, and the image correction information necessary to optimally correct Kinkakuji is a shape or Kinkakuji. The color information that optimizes the gold color of the exterior of the image is read from the image correction information database 31 of the storage unit 3.
- the image processing unit 5 performs the correction information power edge emphasis processing obtained from the imaging information analysis unit 4, and the gold color that is the exterior of the Kinkakuji is optimized.
- the color correction is performed so that the exterior color of the Kinkakuji temple in the image becomes a preferable gold color.
- the color correction method there is JP-A-2001-092956 (preferred U, color correction).
- the color information read by the photographing information analysis unit 4 may be preferable color information.
- the image processor 5 prefers the color of the exterior of the Kinkakuji temple in the image.
- FIG. 4 is a schematic block diagram showing a system configuration according to the second embodiment of the present invention. Note that the same reference numerals in the second embodiment denote the same parts as in the first embodiment, and a detailed description thereof will be omitted.
- the imaging information acquisition unit 2 is provided with date / time information acquisition means 22 in addition to the position information acquisition means 21.
- the date and time information acquisition unit 22 acquires the date and time when the video was shot, and for example, acquires the shooting date and time information from a timer built in the imaging apparatus.
- an imaging device that does not have a built-in timer function such as a USB camera, acquires information about the date and time when the imaging device is connected.
- the GPS information of the position information acquisition unit 21 may be used instead to acquire the shooting date / time information.
- the shooting situation is added in addition to the shooting target.
- image correction information suitable for correcting an image shot at the position and date and time is supported. Attached and memorized.
- image correction information database 31 of FIG. 4 specific shooting object names and building names are stored as shooting objects, and night scenes, evenings, daytime, and the like are stored as shooting conditions.
- the image correction information stores correction information that makes the Kinkakuji structure clearly visible.
- correction information such as white balance for night views is stored. It has been.
- the shooting information analysis unit 4 analyzes the shooting target or shooting situation based on the position information and the date / time information, and reads the image correction information corresponding to the shooting target or shooting situation from the storage unit 3. Is. Specifically, the name of the building existing there is stored for every certain position information as shown in FIG. 4, and the photographing object corresponding to the position information acquired by the position information acquisition means 21 is obtained. In addition, a situation suitable for each certain date / time information is stored, and a shooting situation corresponding to the date / time information acquired by the date / time information acquisition means 22 is obtained. Then, the image correction information corresponding to the shooting target or shooting situation is read from the storage unit 3.
- the shooting information analysis unit 4 is Kinkakuji
- the date and time information is "September 25 19:00”
- the shooting status is night view.
- the image correction information for the shooting object is Kinkakuji and the shooting situation is a night view is stored from the storage unit 3. read out.
- the image processing unit 5 performs edge enhancement on the image data obtained from the imaging unit 1 based on the image correction information of the Kinkakuji and the image correction information of the night view so that the Kinkakuji can be clearly seen, and at night. Correct with gamma correction etc. to lift the darkly sunk part during shooting.
- the imaging information analysis unit 4 merges several correction methods and correction amounts when the correction amounts are obtained, calculates a more optimal correction amount, and corrects the calculation result. It may be an amount.
- the correction amount defined as the gamma correction amount and the sharpness are applied as they are.
- the image may be corrected more than expected, resulting in a noisy image. Therefore, the final correction amount considering the effect of the final acquired image is calculated from the correction amount defined for each.
- the effect of the present embodiment is that, by acquiring position information and date / time information that the photographer does not perform a special operation, what kind of captured object is automatically analyzed based on the position information and the date / time is analyzed. It is possible to analyze the shooting situation of the imaged object based on the information and apply the optimum image correction to the imaged object.
- FIG. 5 is a schematic block diagram showing the configuration of the system according to the third embodiment of the system of the present invention. Note that the same reference numerals in the third embodiment denote the same parts as in the first and second embodiments, and a detailed description thereof will be omitted.
- the weather information acquisition means 23 provided in the imaging information acquisition unit 2 acquires the weather when the image was captured. Access the weather information server that provides weather information at the shooting location, and acquire weather information at the shooting location based on GPS information.
- the storage unit 3 is an image suitable for correcting an image corresponding to a shooting situation such as clear and cloudy at the time of shooting, for example. Correction information is stored.
- the shooting information analysis unit 4 is based on the position information, date and time information, and weather information!
- the photographing situation is analyzed, and this photographing information or image correction information corresponding to the photographing situation is also read out by the storage unit 3.
- the building name existing there is stored for every certain position information as shown in FIG. 4, and the photographing object corresponding to the position information acquired by the position information acquisition means 21 is obtained.
- a situation suitable for each certain date / time information is stored, and a shooting situation corresponding to the date / time information acquired by the date / time information acquisition means 22 is obtained.
- the image correction information corresponding to these shooting targets and shooting conditions is read from the storage unit 3.
- the photographing information analysis unit 4 reads out from the storage unit 3 image correction information corresponding to the photographing situation such as clear and cloudy from the weather information acquired from the weather information server or the like based on the position information and the like.
- the shooting information analysis unit 4 “Kinkakuji”, the shooting situation power “night view” and “cloudy”, and the image correction information corresponding to each shooting object and shooting situation is read from the storage unit 3.
- the image processing unit 5 Based on the acquired image correction information, the obtained image data is edge-enhanced so that the Kinkaku-ji temple can be clearly seen, and gamma correction is performed to lift the darkly sunk part at night shooting, and the cloudy
- the portion that was shot with the dull color because it was shot below is corrected with saturation correction etc. so that it becomes an appropriate color.
- the storage unit 3 does not have these correction adaptation conditions separately, and stores image correction information appropriate for this combination, and the imaging information analysis unit 4 uses the combination of correction adaptation conditions. It is also possible to read out one suitable image correction information.
- the image processing unit 5 can correct the image obtained by photographing the autumn leaves and the Kinkakuji that have been lighted up at night based on the image correction information with appropriate image correction information. it can.
- As an example of correction based on the acquired image correction information, only the colored leaves that were lit up at night are favored to be red as if they were autumn leaves, and color correction is performed.
- Kinkakuji is an edge that takes into account the effects of light up. Emphasis, gamma correction, and saturation correction are performed so that the part that has been shot in a dull color because it was shot under cloudy becomes an appropriate color.
- the entire image tends to be blue-fogged. Therefore, as in the above-mentioned embodiment, when shooting on a snowy mountain in the middle of February on a sunny day, the mountain force, the date and time information power from the location information, winter is the snowy mountain from the two information, the weather is sunny
- the image processing unit 5 takes into account the color fog of the snowy mountain and the image data obtained from the imaging unit 1 is totally fogged in the snowy mountain based on the acquired image correction information. It is also possible to perform color correction to remove the blue fog on the finished image.
- the effect of the present embodiment is that what kind of imaging object is present from the position information automatically by acquiring the position information, date / time information, and weather information without the photographer performing a special operation. It is possible to analyze the situation of the imaged object from the date and time information, analyze the appearance of the imaged object based on the weather information, and apply the optimum image correction to the imaged object.
- FIG. 6 is a schematic block diagram showing the configuration of the system according to the fourth embodiment of the system of the present invention. Note that in the fourth embodiment, identical symbols are assigned to configurations identical to those in the first, second, and third embodiments, and detailed descriptions thereof are omitted.
- the angle information acquisition unit 24 provided in the imaging information acquisition unit 2 acquires the angle of the imaging device when an image is captured.
- the angle of the imaging device is obtained using a gyroscope, gravity sensor or the like.
- the storage unit 3 adds to the information of the first, second, and third embodiments described above, for example, shooting Image correction information suitable for correcting an image with an angle is stored! For example, even when shooting the same Kinkakuji, the contents of image correction differ depending on whether the light is directed or backlit. Therefore, a plurality of pieces of image correction information of shooting situations such as forward light, oblique light, and backlight are also prepared as shooting situations.
- the imaging information analysis unit 4 uses the position information included in the GPS information, the date and time information obtained based on the built-in timer, the weather information obtained by accessing the weather information server, and the angle obtained from the gravity sensor. An appropriate photographing object and photographing situation are analyzed from the information, and image correction information corresponding to the photographing object and photographing situation is read from the storage unit 3. Therefore, the shooting information database 41 is a database that also includes angle information. From the positional information and date / time information, the positional relationship between the shooting location and the sun, and the positional information and angular information between the lens of the imaging device and the sun. Establish a database that helps position relationships.
- the image processing unit 5 optimally corrects the image data obtained from the imaging unit 1 based on the image correction information obtained from the imaging information analysis unit 4.
- the correction method there is JP-A-10-040355 (backlight correction).
- the image data obtained from the shooting unit 1 is corrected and processed based on the backlight correction amount data obtained from the shooting information analysis unit. .
- the effect of the present embodiment is that the position information, date / time information weather information, and angle information that the photographer does not perform a special operation are automatically acquired from the position information at the time of shooting. Analyzes whether there is an imaged object, analyzes the state of the imaged object from the date and time information, analyzes the reflected state of the imaged object from the weather information, analyzes the orientation of the lens of the imaging device from the angle information, and is optimal for the imaged object Therefore, it is possible to correct image.
- angle information may be used together with position information as information for specifying an imaging object.
- the shooting position can be specified from the position information, and the detailed shooting direction and shooting angle can be specified from the angle information.
- Image correction information can be obtained. Specifically, when photographing Kinkakuji, it is unclear to what kind of composition you want to photograph Kinkakuji.
- angle information it is possible to specify the subject in detail, whether it is an image of Kinkakuji with a pond in the foreground or an image of Kinkakuji with the sky in the background. .
- FIG. 7 is a schematic block diagram showing the configuration of a system according to the fifth embodiment of the system of the present invention. Note that in the fifth embodiment, identical symbols are assigned to configurations identical to those in the first, second, third, and fourth embodiments, and detailed descriptions thereof are omitted.
- the storage unit 3 also stores image data of an object to be imaged in association with image correction information to be imaged.
- image correction information For example, when Kinkakuji is the subject of photography, reference image data for Kinkakuji is stored together with the image correction information for Kinkakuji.
- the reference image data acquired together with the image correction information and the captured image data can be compared with the captured image data at the time of correction by the image processing unit 5, so that the object to be captured can be accurately recognized from the captured image. Correction processing using image correction information can be made even more effective.
- the reference image data of the target object stored in the storage unit 3 is image data having optimum color information, it is effective to calculate the difference from the image data. Correction processing is possible.
- FIG. 8 is a diagram showing a configuration of the first embodiment of the present invention.
- This system as shown in FIG. 7 includes a mobile phone 100, a server 200, and a network 300 that connects the mobile phone 100 and the server 200.
- the mobile phone 10 includes the imaging unit 1, the imaging information acquisition unit 2, and the image processing unit 5 described above. Further, the cellular phone 10 receives the imaging information acquired by the imaging information acquisition unit 2 and the server 200. A transmission / reception unit 101 that transmits / receives image correction information to be transmitted is included.
- Server 200 includes storage unit 3 and imaging information analysis unit 4 described above, and further transmits / receives imaging information transmitted from mobile phone 100 and image correction information transmitted to mobile phone 100. 201.
- the user of the mobile phone 100 takes a picture with the imaging unit 1 of the mobile phone 100.
- the shooting information acquisition unit 2 of the mobile phone 100 acquires shooting information.
- the acquired photographing information is transmitted to the server 200 via the transmission / reception unit 101.
- the server 200 receives shooting information from the mobile phone 100 via the transmission / reception unit 201, and the shooting information analysis unit 4 analyzes the shooting information to obtain an appropriate correction adaptation condition. Then, the image correction information corresponding to the correction adaptation condition is read from the storage unit 3, and the image correction information is transmitted to the mobile phone 100 via the transmission / reception unit 201.
- the image correction information is received from the server 200 via the transmission / reception unit 101, and the image data acquired by the image processing unit 5 by the imaging unit 1 based on the image correction information! to correct.
- the present invention can be applied to a mobile terminal such as a mobile phone having a limited storage capacity.
- FIG. 9 is a diagram showing a configuration of the second embodiment of the present invention.
- the present system as shown in FIG. 8 includes a mobile phone 110, a server 210, and a network 310 that connects the mobile phone 110 and the server 210.
- the mobile phone 110 includes the imaging unit 1 and the imaging information acquisition unit 2 described above, and further, the imaging information acquired by the imaging information acquisition unit 2 and the correction transmitted from the server 200 are corrected. Images A transmission / reception unit 111 that transmits / receives data and a storage unit 112 that stores corrected image data are included.
- the server 210 includes the storage unit 3, the shooting information analysis unit 4, and the image processing unit 5 described above. Further, the shooting information transmitted from the mobile phone 100 and the corrected information transmitted to the mobile phone 100 are corrected. A transmission / reception unit 211 for transmitting the image data.
- the user of the mobile phone 110 takes a picture with the imaging unit 1 of the mobile phone 110.
- the shooting information acquisition unit 2 of the mobile phone 110 acquires shooting information.
- the captured image data and the acquired imaging information are transmitted to the server 210 via the transmission / reception unit 111.
- the Server 210 receives image data and shooting information from mobile phone 110 via transmission / reception unit 211.
- the imaging information analysis unit 4 analyzes the received imaging information and obtains appropriate correction adaptation conditions. Then, the image correction information corresponding to the correction adaptation condition is read from the storage unit 3, and the image correction information is transmitted to the image processing unit 5.
- the image processing unit 5 corrects the received image data based on the image correction information, and transmits the corrected image data to the mobile phone 110 via the transmission / reception unit 211.
- Mobile phone 110 receives corrected image data from server 210 via transmission / reception unit 111, and this corrected image data is stored in storage unit 112.
- the present invention can be applied even to a mobile terminal such as a mobile phone having a low storage capacity and a low image processing capability.
- the image data and shooting information acquired by the mobile phone are transmitted to the server via the communication line.
- the acquired image data and shooting information are transferred to the compact flash ( It may be configured to store in a memory card such as a registered trademark or an SD card, and to pass this memory card to the server.
- Example 3 of the present invention will be described.
- FIG. 10 is a general block configuration diagram of an information processing apparatus that implements a part of the server 200.
- the information processing apparatus shown in FIG. 10 includes a processor 500, a program memory 501, and a storage medium 502.
- the storage medium 502 corresponds to the imaging information database 41 of the storage unit 3 and the imaging information analysis unit 4 in the first and second embodiments.
- the storage medium 502 may be a plurality of storage media, or may be storage areas having the same storage medium power.
- a magnetic storage medium such as a hard disk can be used as the storage medium.
- the program memory 501 stores a program that causes the processor 500 to perform processing as the imaging information analysis unit 4 and the image processing unit 5 in the first and second embodiments. Causes the processor 500 to operate and instructs the transceiver 201
- the processor 500 may be configured to process part of the processing of the transmission / reception unit 201.
- imaging information acquisition unit 2 is realized by the processor 500.
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Abstract
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Also Published As
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US20070255456A1 (en) | 2007-11-01 |
US7929796B2 (en) | 2011-04-19 |
JPWO2006028108A1 (ja) | 2008-07-31 |
JP4895020B2 (ja) | 2012-03-14 |
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