WO2012117703A1 - Dispositif et procédé de traitement d'images tridimensionnelles, dispositif à lunettes pour la visualisation d'images tridimensionnelles, circuit intégré pour dispositif de traitement d'images tridimensionnelles, dispositif de lecture de disque optique, dispositif de lecture de signal vidéo tridimensionnel et dispositif d'affichage de signal vidéo tridimensionnel - Google Patents

Dispositif et procédé de traitement d'images tridimensionnelles, dispositif à lunettes pour la visualisation d'images tridimensionnelles, circuit intégré pour dispositif de traitement d'images tridimensionnelles, dispositif de lecture de disque optique, dispositif de lecture de signal vidéo tridimensionnel et dispositif d'affichage de signal vidéo tridimensionnel Download PDF

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Publication number
WO2012117703A1
WO2012117703A1 PCT/JP2012/001242 JP2012001242W WO2012117703A1 WO 2012117703 A1 WO2012117703 A1 WO 2012117703A1 JP 2012001242 W JP2012001242 W JP 2012001242W WO 2012117703 A1 WO2012117703 A1 WO 2012117703A1
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WIPO (PCT)
Prior art keywords
unit
pupil interval
image
amount
pupil
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PCT/JP2012/001242
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English (en)
Japanese (ja)
Inventor
宏道 島田
真司 佐々木
西畑　素秀
一代 東
史岳 三枝
Original Assignee
パナソニック株式会社
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Publication of WO2012117703A1 publication Critical patent/WO2012117703A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2213/00—Details of stereoscopic systems
    • H04N2213/008—Aspects relating to glasses for viewing stereoscopic images

Definitions

  • the present invention relates to a three-dimensional image processing device, a three-dimensional image viewing spectacle device, a three-dimensional image processing method, a three-dimensional image processing device integrated circuit, an optical disk reproducing device, a three-dimensional video signal reproducing device, and a display device.
  • the present invention relates to a three-dimensional image processing apparatus and the like for avoiding the health damage of the elderly.
  • Patent Documents 1, 2, etc. various techniques for realizing such a mechanism.
  • Patent Document 1 in an autostereoscopic display, video information is decoded and displayed in a display mode having different reproduction permission levels for each observer, and a plurality of observations are observed from different positions through local stereoscopic video information output means. Are displayed as different stereoscopic image information for each viewpoint. At this time, stereoscopic image information suitable for each of a plurality of observers is displayed based on the personal information and the viewing restriction information. Thereby, the adult can enjoy the stereoscopic video content together with the child without worrying about the safety of the child's eyes.
  • the parallax amount of the image signal for the left and right eyes for performing stereoscopic display is controlled by setting information from the setting control means in the parallax amount control means.
  • the observer stores in advance the setting parallax amount optimum for him / her in the setting information storage means.
  • the personal identification means also recognizes the features of the face and saves it as a database. Thus, when the viewer views again, the parallax amount is automatically set (Patent Document 2).
  • JP 2006-262191 A Japanese Patent Laid-Open No. 11-164329
  • 3D video content is generally produced so that the pupil interval is 6 cm to 6.5 cm, that is, optimal for an adult pupil interval. 5 cm or less), the stereoscopic effect is more strongly felt, and the popping out and the depth are emphasized more than intended by the content creator, which causes visual fatigue and discomfort to the viewer.
  • Patent Document 1 and Patent Document 2 have a problem in that complicated processing such as input of information related to the viewing environment is required in advance.
  • the present invention provides a three-dimensional image processing apparatus and the like that can ensure the child's visual safety and eliminate the need for complicated processing such as inputting viewing environment information in advance, in order to solve the above problems. There is to do.
  • an embodiment of a three-dimensional image processing apparatus includes a left-eye image data and a right-eye image data constituting a three-dimensional image displayed on a display device.
  • the 3D image A three-dimensional image processing apparatus that corrects the pop-out amount and depth amount, and includes an R video memory that stores image data for the right eye, an L video memory that stores image data for the left eye, and the pupils between the viewer's eyes
  • a pupil distance setting unit for setting pupil distance information indicating the distance of the right eye, image data for the right eye stored in the R video memory, and offset for the image data for the left eye stored in the L video memory
  • the pupil set by the pupil interval setting unit by adjusting the offset amount acquired by the offset acquisition unit based on the pupil interval information set by the offset acquisition unit and the pupil
  • An L frame data creation unit that creates left eye image frame data by shifting the spatial position of the left eye image data, and an L frame data creation unit that outputs the left eye image frame data created by the L frame data creation unit
  • An image output control unit and an R image output control unit that outputs the image frame data for the right eye created by the R frame data creation unit.
  • the right-eye image data and the left-eye image data are further generated by decoding the encoded image data, and the generated right-eye image data and left-eye image data are respectively stored in the R video memory and A video decoder unit stored in the L video memory; and an L / R switching control unit that outputs data while switching between data output from the L image output control unit and data output from the R image output control unit. It is preferable. According to this configuration, it is possible to correct the image data so that the projection amount and the depth amount according to the viewer's pupil interval are obtained using preset pupil interval information and the input three-dimensional image offset amount. It is possible to generate an image that does not give viewers visual fatigue or discomfort.
  • the offset amount of the input 3D image is adjusted to an offset amount suitable for the child. Child's visual safety is ensured, and complicated processing such as inputting viewing environment information in advance becomes unnecessary.
  • an L selector for selecting and outputting either the left-eye image data stored in the L video memory or the left-eye image frame data created by the L frame data creation unit; and the R An R selector that selects and outputs either the right-eye image data stored in the video memory or the right-eye image frame data created by the R-frame data creation unit, the L-image output control unit;
  • the R image output control unit may output data output from the L selector and the R selector at a constant frame rate, respectively.
  • the L selector and the R selector select and output a three-dimensional image in which the offset amount is not adjusted and a three-dimensional image in which the offset amount is adjusted to match the pupil interval information. Therefore, it is possible to select whether or not to adjust the offset amount.
  • the L selector and the R selector can select the L selector and the R selector depending on the pupil interval information set by the pupil interval setting unit.
  • the R selector selects the left-eye image frame data and the right-eye image frame data, respectively, when the pupil-interval information set by the pupil-interval setting unit indicates a value less than a predetermined value.
  • the pupil interval setting unit further sets wearing information indicating whether the viewer is wearing a 3D image viewing eyeglass device or not wearing the 3D image viewing glasses device, and the L selector and the R
  • the selector indicates the pupil interval information set by the pupil interval setting unit less than a predetermined value, and the wearing information set by the pupil interval setting unit When showing the mounting state, respectively, it may be to select the image frame data and the right-eye image frame data for the left eye.
  • the pupil interval information indicates a value less than a predetermined value, that is, when the viewer is a child, a three-dimensional image in which the offset amount is adjusted to match the pupil interval information is output. Therefore, it is avoided that visual fatigue or discomfort is given to the child.
  • the L / R switching control unit controls the L / R switching control unit, the data output from the L image output control unit and the data output from the R image output control unit are output while switching alternately.
  • a 2D / 3D switching control unit that performs control for switching between original display, data output from the L image output control unit, and two-dimensional display in which only one of the data output from the R image output control unit is output You may prepare. According to this configuration, it is possible to switch between two-dimensional display and three-dimensional display. For example, when it is determined by the acquired pupil interval information that the viewer includes a child, the 2D / The 3D switching control unit can instruct switching to two-dimensional display, and by this, only one of the left-eye image data and the right-eye image data is output. Even when a child is included in the image, a safe image can be generated, and visual fatigue and discomfort of the child can be prevented in advance.
  • the 2D / 3D switching control unit attaches the 3D image viewing glasses apparatus after a predetermined time has elapsed after power is turned on to the 3D image viewing glasses apparatus.
  • the three-dimensional display is switched to the two-dimensional display. According to this configuration, when a 3D image is displayed even though there is no wearer of the 3D image viewing eyeglass device, a 3D image viewing eyeglass device non-wearing person (that is, a viewer) is 3D. Viewing an image can be prevented.
  • the pupil interval setting unit includes an input unit that receives discrete value information or continuous value information corresponding to the pupil interval information. According to this configuration, since the pupil interval information can be controlled by an input via a viewer input switch or a remote control switch, it is possible to generate an image that is less likely to cause visual fatigue or discomfort due to the viewer's will. .
  • the pupil interval setting unit receives the pupil interval information transmitted from the 3D image viewing glasses apparatus, and sets the received pupil interval information as the pupil interval information.
  • the pupil distance information can be controlled to an optimum value for the person actually viewing by input from the 3D image viewing eyeglass device. An image that does not give a pleasant feeling can be generated. Therefore, when the viewer is a child, the offset amount of the input 3D image is adjusted to an offset amount suitable for the child, so that the child's visual safety is ensured and the viewing environment information is preliminarily stored. No complicated processing such as input to the.
  • the pupil interval setting unit acquires a plurality of pupil interval information
  • the pupil interval setting unit selects the minimum pupil interval information from the acquired plurality of pupil interval information
  • the offset compression unit sets the pupil interval setting The offset compression amount is calculated using the pupil interval information selected by the unit.
  • the pupil interval setting unit sets a continuous value including at least 4.0 cm to 6.5 cm as the pupil interval information. That is, the pupil interval setting unit includes A continuous value including at least 4.0 cm to 6.5 cm, which is a range including an adult pupil interval, can be set. According to this configuration, since the pupil interval can be finely adjusted by the pupil interval setting unit for both children and adults, it is possible to generate an image that is less likely to cause visual fatigue or discomfort to the viewer.
  • the pupil interval setting unit sets a discrete value including at least 4.0 cm to 5.5 cm as the pupil interval information. According to this configuration, the offset amount of the image data is corrected in accordance with the pupil distance of the child, that is, the offset amount is automatically adjusted only when the viewer is a child. Even if the person is a child, an image that hardly gives visual fatigue or discomfort can be generated.
  • the pupil interval setting unit when the pupil interval setting unit obtains wearing information from a small 3D image viewing eyeglass device, the pupil interval indicates a pupil interval in the range of 4.0 cm to 5.5 cm as the pupil interval information.
  • the information is set.
  • the pupil interval setting unit sets the pupil interval in the range of 4.0 cm to 5.5 cm. Therefore, the offset amount of the image data can be adjusted in accordance with the pupil distance of the child, and an image that hardly causes visual fatigue or discomfort to the viewer can be generated.
  • the offset compression unit uses the pupil interval indicated by the pupil interval information set by the pupil interval setting unit as a first pupil interval, and is a predetermined pupil assumed when creating a three-dimensional image.
  • the interval is the second pupil interval
  • the offset compression amount is calculated from the calculated offset control amount.
  • the offset amount is adjusted based on the ratio between the pupil interval indicated by the viewer's actual pupil interval information set by the pupil interval setting unit and the default pupil interval of the input three-dimensional image. Therefore, the input three-dimensional image can be corrected to a three-dimensional image having an offset amount in accordance with the pupil distance of the actual viewer, and an image that hardly causes visual fatigue or discomfort to the viewer can be generated.
  • a warning generation unit may be provided that issues a warning to the viewer when the pupil interval indicated by the pupil interval information set by the pupil interval setting unit is less than a predetermined value.
  • the warning generation unit further includes: When the display on the display device of the data output from the 3D image processing device is changed from the normal 3D image display that is not the compressed display to the compressed display or the 2D display, the display device In addition, a warning that the compressed display or the two-dimensional display is performed may be displayed.
  • the pupil distance is less than a predetermined value based on the pupil distance information acquired during viewing of the 3D video, that is, when it is determined that the viewer includes a child.
  • the warning generation unit is When the viewer cannot receive the wearing information indicating that the viewer is wearing the 3D image viewing glasses device after a predetermined time has elapsed after the power is turned on to the 3D image viewing glasses device, The warning is issued.
  • the warning is issued when a 3D image is displayed even though there is no wearer of the 3D image viewing spectacle device, that is, a viewer who does not wear the 3D image viewing spectacle device is not intended. Since a warning is issued when viewing a 3D image, human visual fatigue and discomfort can be prevented.
  • the apparatus further includes a pupil interval calculation unit that calculates a pupil interval of a viewer and outputs the calculated pupil interval to the pupil interval setting unit, wherein the pupil interval setting unit is output from the pupil interval calculation unit.
  • the pupil interval information may be set using the pupil interval. According to this configuration, since the pupil interval setting unit sets the pupil interval information using the pupil interval output from the pupil interval calculation unit, for example, the viewer's pupil interval can be specified without using glasses dedicated to stereoscopic viewing.
  • the present invention can also be applied to an autostereoscopic three-dimensional image display device.
  • the pupil interval calculation unit includes an imaging unit that images the viewer, a viewer position calculation unit that calculates the position of the viewer, the viewer image captured by the imaging unit, and the viewer You may have a pupil space
  • the viewer's pupil interval is calculated from an image or the like obtained by photographing the viewer. Therefore, for example, by providing a pupil interval calculation unit composed of a camera or the like on a 3D display image display device, the projection amount and depth amount of the 3D image are appropriately set according to the pupil interval of the viewer. Adjusted.
  • the pupil interval calculation unit includes an imaging unit that captures the viewer and an image of the viewer captured by the recording unit, whether the viewer is an adult or a child.
  • the viewer discriminating unit and the viewer discriminating unit discriminate that the viewer is an adult, a value predetermined as an adult pupil interval is calculated as the pupil interval.
  • the viewer determining unit may include a pupil interval determining unit that calculates a predetermined value as the pupil interval of the child as the pupil interval. According to this configuration, it is determined whether the viewer is an adult or a child from an image obtained by photographing the viewer, and the pupil interval is calculated according to the determination result. Therefore, for example, by providing a pupil interval calculation unit composed of a camera or the like on the 3D display image display device, the projection amount and depth of the 3D image according to the attribute (adult / child) of the viewer The amount is adjusted appropriately.
  • a 3D image viewing spectacle device which acquires pupil distance information indicating a distance between pupils of both eyes of a viewer.
  • An acquisition unit and an acquisition information transmission unit for transmitting the pupil interval information acquired by the pupil interval acquisition unit to the outside, or a 3D image viewing eyeglass device, the 3D image viewing eyeglass device First information as to whether or not the viewer is wearing, second information as to whether the 3D image viewing glasses device is large or small, or both the first information and the second information as wearing information
  • a mounting information acquisition unit that acquires the mounting information and an acquisition information transmission unit that transmits the mounting information acquired by the mounting information acquisition unit to the outside.
  • a pupil interval acquisition unit for acquiring the pupil interval information indicating the first information on whether or not the viewer is wearing the 3D image viewing glasses device, and the 3D image viewing glasses device is large and small.
  • the mounting information acquiring unit that acquires the mounting information and the pupil acquired by the pupil interval acquiring unit
  • An acquisition information transmitting unit that transmits at least one of the interval information and the mounting information acquired by the mounting information acquiring unit to the outside.
  • the apparatus further includes lenses for left eye and right eye
  • the pupil interval acquisition unit has a mechanism in which the interval of the lenses is variable, and acquires the interval of the lenses as the pupil interval information.
  • the 3D image viewing eyeglass device can acquire the pupil interval information according to the wearer by adjusting the lens interval, and the pupil can be obtained from the 3D image processing device. Interval information can be sent.
  • the pop-out amount and depth amount can be corrected for the output image data in a form corresponding to the pupil interval of the viewer. For this reason, viewer's visual fatigue and discomfort can be prevented.
  • the 3D image viewing eyeglass device can acquire the pupil interval information according to the wearer by adjusting the length of the vine portion, and the 3D image processing device The pupil interval information can be transmitted.
  • the pop-out amount and depth amount can be corrected for the output image data in a form corresponding to the pupil interval of the viewer. For this reason, viewer's visual fatigue and discomfort can be prevented.
  • the 3D image viewing spectacle device can switch the output image between the 2D display and the 3D display by the switch with respect to the 3D image processing apparatus. For this reason, since the display method of a two-dimensional image and a three-dimensional image can be changed according to a viewer's will, visual fatigue and discomfort can be prevented.
  • it further includes a nose pad, a left ear pad, and a right ear pad, and the wearing information acquisition unit is provided on at least one of the nose pad, the left ear pad, and the right ear pad.
  • An installed energization type or pressure detection type sensor is provided, and the mounting information is obtained from the sensor. According to this configuration, when the viewer wears the 3D image viewing eyeglass device, the wearing state can be detected by the installed sensor. Therefore, it is possible to automatically acquire the mounting information without inputting the viewing environment in advance.
  • a current-carrying type or a pressure detection system installed at each of the nose pad, the left ear pad and the right ear pad, and the nose pad, left ear pad and right ear pad.
  • the mounting information acquisition unit and the pupil interval acquisition unit are configured to acquire the mounting state and the pupil interval information, respectively, from information obtained by the sensor.
  • the eyeglass device for viewing 3D images can detect the wearing state by a set sensor when the viewer wears it, and can estimate pupil interval information from the distance between the sensors. Can do. Therefore, it is possible to automatically acquire the wearing information and the pupil interval information without inputting the viewing environment in advance.
  • One form of the three-dimensional image processing method is to offset the pixel shift amount between the left-eye image data and the right-eye image data constituting the three-dimensional image displayed on the display device.
  • the popping out amount and depth amount of the three-dimensional image are defined as A three-dimensional image processing method for correcting, a pupil interval setting step for setting pupil interval information indicating a distance between pupils of both eyes of a viewer, right eye image data and an L video memory stored in an R video memory.
  • the offset acquisition step for acquiring the offset amount related to the image data for the left eye stored in the eye, and the offset acquisition based on the pupil interval information set in the pupil interval setting step
  • the offset acquisition step for acquiring the offset amount related to the image data for the left eye stored in the eye, and the offset acquisition based on the pupil interval information set in the pupil interval setting step
  • the left eye image frame is shifted by shifting the spatial position of the left eye image data.
  • L frame data creation step for creating image data L image output control step for outputting image frame data for the left eye created in the L frame data creation step, and for the right eye created in the R frame data creation step R image output control step for outputting image frame data.
  • the offset amount can be compressed.
  • the three-dimensional image can be corrected to an image that is less likely to cause visual fatigue or discomfort to the viewer.
  • the present invention can be realized as a semiconductor integrated circuit (LSI) that realizes part or all of the functions of such a three-dimensional image processing apparatus, an optical disk reproducing apparatus including such a three-dimensional image processing apparatus, or Further, it can be realized as a 3D video signal reproduction device such as a set top box or a 3D video display device such as a digital television, or as a 3D image display system including such a 3D image display device.
  • LSI semiconductor integrated circuit
  • the present invention when viewing 3D video, it is possible to generate image data of an image with less visual fatigue and discomfort of the viewer, particularly ensuring the safety for children's vision and viewing environment information 3D image processing apparatus, integrated circuit for 3D image processing apparatus, 3D image viewing spectacle apparatus, and the like, which do not require complicated processing such as inputting the image in advance, can be provided.
  • FIG. 1 is a diagram illustrating the relationship between the pupil interval and the pop-out amount.
  • FIG. 2 is a block diagram showing a configuration of the three-dimensional image processing apparatus as the first embodiment.
  • FIG. 3 is a diagram for explaining the offset.
  • FIG. 4 is a block diagram showing a configuration of the three-dimensional image processing apparatus as the second embodiment.
  • FIG. 5 is a block diagram illustrating a configuration of a 3D image processing apparatus according to the third embodiment.
  • FIG. 6A is a block diagram illustrating a configuration of a 3D image viewing eyeglass device according to a fourth embodiment.
  • FIG. 6B is a diagram illustrating an example of sensor attachment in the 3D image viewing eyeglass device.
  • FIG. 1 is a diagram illustrating the relationship between the pupil interval and the pop-out amount.
  • FIG. 2 is a block diagram showing a configuration of the three-dimensional image processing apparatus as the first embodiment.
  • FIG. 3 is a diagram for explaining the offset.
  • FIG. 4 is a block diagram
  • FIG. 7 is a block diagram illustrating a configuration of a 3D image viewing eyeglass device according to the fifth embodiment.
  • FIG. 8 is a block diagram showing the configuration of the optical disc playback apparatus and 3D video signal playback apparatus as the sixth embodiment.
  • FIG. 9 is a block diagram illustrating a configuration of a 3D video signal display apparatus according to the seventh embodiment.
  • FIG. 10 is a flowchart illustrating the procedure of the three-dimensional image processing method according to the eighth embodiment.
  • FIG. 11 is an external view of an autostereoscopic three-dimensional image display device as a ninth embodiment.
  • FIG. 12 is a block diagram illustrating a configuration of a pupil interval calculation unit in the 3D image display apparatus.
  • FIG. 13 is a diagram illustrating a method for calculating the pupil interval by the pupil interval calculator.
  • FIG. 14 is a block diagram illustrating a configuration of a 3D image processing apparatus according to the ninth embodiment.
  • FIG. 15 is a block diagram illustrating a configuration of a pupil interval calculation
  • FIG. 1 is a diagram showing the relationship among the pupil interval, the offset amount, and the pop-out amount.
  • the offset amount is a pixel shift amount (parallax on the display device, spatial position (pixel) between the image data for the left eye and the image data for the right eye for creating a three-dimensional image displayed on the display device. Position)).
  • the pop-out amount is a distance perceived by the viewer as “pop-out” with respect to the display object.
  • the depth amount is a distance that the viewer perceives as “depth” with respect to the display object. Whether the display object is perceived as “jump out” or “depth” depends on the sign of the offset amount (for example, a sign that the right-side parallax amount from the right-eye image on the display device is positive). ).
  • 3D video content is generally authored (produced) based on an adult pupil spacing of 6 cm to 6.5 cm.
  • the pupil distance of a child is 4.5 cm to 5.5 cm, when an adult and a child watch a 3D image at the same time, the child feels that the amount of protrusion and depth is larger than the content creator's intention. It is done. Therefore, it is necessary to correct the offset amount by adjusting the pop-out amount and the depth amount to the pupil distance of the child in consideration of the influence on the visual perception of the child.
  • the offset amount is corrected using the viewer's pupil interval information and the offset amount obtained from the three-dimensional image data.
  • FIG. 2 is a block diagram showing a configuration of the three-dimensional image processing apparatus 100 as the first embodiment.
  • a 3D image processing apparatus 100 shown in FIG. 2 is an apparatus that can be applied to a system that provides 3D video content to a viewer wearing a 3D image viewing eyeglass device or the like. This is a device having a function of correcting the pop-out amount and depth amount of the original image.
  • the three-dimensional image processing apparatus 100 includes a video decoder unit 1, an L video memory 2L, an R video memory 2R, a control unit 150, an L image output control unit 10L, an R image output control unit 10R, an L / L
  • the R switch control unit 151 is configured to generate output 3D image data (Overlaid AV output) by adjusting the offset amount of the input 3D image data (3D Encoded Video Stream), and display device (not shown) Output).
  • the video decoder unit 1 internally filters the encoded (encoded) three-dimensional image data using a PID (packet identifier), and outputs the encoded image data for the left eye and the right eye. After being divided into the encoded image data for use, the image data for the left eye and the image data for the right eye are generated by decoding both of them.
  • PID packet identifier
  • the L video memory 2L is a memory for storing the image data for the left eye generated by the video decoder unit 1.
  • the R video memory 2R is a memory for storing right-eye image data generated by the video decoder unit 1.
  • the control unit 150 includes an offset acquisition unit 3, an offset frame memory 4, an L frame data creation unit 5L, an R frame data creation unit 5R, an offset compression unit 6, a pupil interval setting unit 7, and an L selector 9L. , R selector 9R.
  • the offset acquisition unit 3 specifies the amount of deviation in the left-right direction as an offset amount when left-eye image data and right-eye image data are input from the L video memory 2L and the R video memory 2R, respectively. .
  • the offset acquisition unit 3 Specifies the amount of deviation between the object included in the left-eye image data and the object included in the right-eye image data as an offset amount.
  • the offset acquisition unit 3 obtains the spatial position of the corresponding block by scanning a block of a predetermined size (for example, an 8 ⁇ 8 pixel block) cut out from the right-eye image data on the left-eye image data.
  • the distance between both blocks is obtained as an offset amount O as shown in FIG.
  • the offset amount is obtained for each pixel or every several pixels, stored in the offset frame memory 4, and updated each time the L video memory 2L or the R video memory 2R is updated.
  • the offset frame memory 4 is a memory (RAM) in which information can be written and read as needed.
  • the pupil interval setting unit 7 has an input unit such as an input switch or a reception sensor that receives a signal transmitted from a remote controller or a 3D image viewing spectacle device. From the input unit, the pupil interval of the viewer As the pupil interval information indicating the continuous distance information of 4.5 cm to 6.0 cm (for example, values in increments of 0.1 cm from 4.5 cm to 6.0 cm), and as the wearing information, the viewer can view the three-dimensional image. Binary information indicating either a wearing state in which the viewing eyeglass device is worn or a non-wearing state in which it is not worn is acquired. Thereby, it is possible to set pupil interval information and mounting information by external input via an input switch, a remote controller, a 3D image viewing eyeglass device, or the like.
  • the pupil interval setting unit 7 selects the smallest value from the pupil interval information as the pupil interval information to be finally adopted, On the other hand, if there is at least one unmounted state in the input mounting information as the mounting information to be finally adopted, that is preferentially selected.
  • the pupil interval information is output to the offset compression unit 6, while the mounting information is output as a control signal to the L selector 9L and the R selector 9R.
  • wireless communication or infrared communication may be used, but it is not limited to a specific means.
  • the offset compression unit 6 is connected to the pupil interval setting unit 7 and the offset frame memory 4, and uses the pupil interval information input by the pupil interval setting unit 7 and the offset amount input by the offset frame memory 4 to use the pupil interval.
  • a control amount (offset control amount) for performing offset compression (adjustment of offset amount) according to information is calculated.
  • the offset control amount is an offset amount after adjustment, and a three-dimensional image having a pop-out amount and a depth amount suitable for a viewer having a pupil interval indicated by the pupil interval information set by the pupil interval setting unit 7 is used. This is the offset amount to generate.
  • the ratio between the acquired pupil interval information and the pupil interval information generally assumed when creating the 3D video content is used.
  • the pupil interval obtained from the pupil interval setting unit 7 is Dc, and pupil interval information 6.5 cm generally assumed at the time of creating the 3D video content is Da, and the offset amount when viewing with Da (that is, the pupil interval)
  • the offset control amount Wm is the offset compression unit 6.
  • Wm Dc / Da ⁇ W Is obtained by the following relational expression. That is, the offset compression unit 6 uses the pupil interval indicated by the pupil interval information set by the pupil interval setting unit 7 as the first pupil interval Dc, and sets a predetermined pupil interval assumed when the three-dimensional image is created.
  • the offset control amount Wm is calculated by calculating the ratio of the first pupil interval Dc to the second pupil interval Da by the default offset amount W.
  • Dc ⁇ Da, Wm W.
  • the calculation method of the offset control amount in the offset compression unit 6 is not limited to a specific one.
  • the offset compression amount is for the right eye for generating a three-dimensional image having a pop-out amount and a depth amount suitable for a viewer having a pupil interval indicated by the pupil interval information set by the pupil interval setting unit 7. This is the shift amount of the spatial position of the image data and the image data for the left eye.
  • the offset compression amount Wc obtained in this way is input to the L frame data creation unit 5L and the R frame data creation unit 5R.
  • the L frame data creation unit 5L is connected to the L video memory 2L and the offset compression unit 6, and offset compression amount Wc input from the offset compression unit 6 with respect to image data for the left eye input from the L video memory 2L.
  • L frame data left-eye image frame data
  • R frame data creation unit 5R is connected to the R video memory 2R and the offset compression unit 6, and the offset input from the offset compression unit 6 to the right-eye image data input from the R video memory 2R.
  • R frame data (right-eye image frame data) is created by shifting the spatial position (in other words, the pixel position or display position) to the right by Wc for each pixel.
  • the L selector 9L is connected to the L video memory 2L, the L frame data creation unit 5L, and the pupil interval setting unit 7, and receives pupil interval information and mounting information from the pupil interval setting unit 7.
  • the L selector 9L indicates that the received pupil interval information is less than a predetermined value (for example, within a range of 4.5 cm to 5.5 cm), and the mounting information indicates “wearing state”. Is detected, the L frame data generated by the L frame data creation unit 5L is output. On the other hand, if the condition is not satisfied, the left eye image data stored in the L video memory 2L is output. To do.
  • the R selector 9R is connected to the R video memory 2R, the R frame data creation unit 5R, and the pupil interval setting unit 7, and receives pupil interval information and mounting information from the pupil interval setting unit 7.
  • the R selector 9R indicates that the received pupil interval information is less than a predetermined value (for example, within a range of 4.5 cm to 5.5 cm), and the mounting information indicates “wearing state”. Is detected, the R frame data generated by the R frame data creation unit 5R is output. On the other hand, when the condition is not satisfied, the right eye image data stored in the R video memory 2R is output. To do.
  • the L selector 9L and the R selector 9R may select input data depending only on pupil interval information. This is because when the 3D image processing apparatus 100 is designed on the assumption that the viewer wears the 3D image viewing glasses apparatus, it is not necessary to consider the wearing information.
  • the L image output control unit 10L is connected to the control unit 150 and outputs data (that is, left-eye image data or L frame data) output from the control unit 150, here 60p (a progressive method with a frame rate of 60 fps). ).
  • the R image output control unit 10R is connected to the control unit 150, and outputs data output from the control unit 150 (that is, right-eye image data or R frame data) at 60p.
  • the frame rate and output method are not limited to 60 fps, progressive method, and the like.
  • the L / R switching control unit 151 includes a signal selector that selects one of the two input signals and outputs the selected signal to a display device or the like (not shown) and its control circuit.
  • the pupil interval setting unit 7 and the L image When connected to the output control unit 10L and the R image output control unit 10R and wearing information is input as a control signal from the pupil interval setting unit 7, the outputs of the L image output control unit 10L and the R image output control unit 10R are set to 1. / Outputs while switching alternately at 60-second intervals.
  • the L / R switching control unit 151 outputs the images in the order of left-eye image, right-eye image, left-eye image, right-eye image,... An original image can be output.
  • the L / R switching control unit 151 outputs only the output of the L image output control unit 10L at 60p to display a three-dimensional display. You may switch to a two-dimensional display.
  • the 3D image processing apparatus 100 when there is an input of encoded 3D image data and an input of pupil interval information, the 3D image data is decoded. After that, it is possible to correct the pop-out amount and depth amount of the output image from the offset amount and the pupil interval information, and output it as a three-dimensional image. For this reason, it is possible to generate and display a three-dimensional image that hardly gives visual fatigue or discomfort to the viewer.
  • FIG. 4 is a block diagram illustrating a configuration of the 3D image processing apparatus 200 according to the second embodiment.
  • the three-dimensional image processing apparatus 200 decodes the encoded three-dimensional image data, performs the image correction described in the first embodiment (correction of the pop-out amount and depth amount), and performs the three-dimensional image correction.
  • This is a device that selectively outputs decoded 3D image data as a 2D image.
  • the description which overlaps with Embodiment 1 is not repeated, but a difference with Embodiment 1 is mainly demonstrated.
  • the 3D image processing apparatus 200 includes a video decoder unit 11, an L video memory 12L, an R video memory 12R, a control unit 250, an L image output control unit 110L, and an R image output control unit. 110R and an L / R switching control unit 111.
  • the video decoder unit 11, the L video memory 12L, the R video memory 12R, the L image output control unit 110L, and the R image output control unit 110R are those according to the first embodiment described with reference to FIG. Since it is the same as (component of the same name), these description is not repeated.
  • control unit 250 Next, the detailed configuration of the control unit 250 will be described.
  • the control unit 250 includes an offset acquisition unit 13, an offset frame memory 14, an L frame data creation unit 15 ⁇ / b> L, an R frame data creation unit 15 ⁇ / b> R, an offset compression unit 16, and a pupil interval setting unit 17. And an L selector 19L, an R selector 19R, and a 2D / 3D switching control unit 112.
  • the offset acquisition unit 13, the offset frame memory 14, the L frame data creation unit 15L, the R frame data creation unit 15R, the offset compression unit 16, the L selector 19L, and the R selector 19R refer to FIG. Since they have the same functions as those (components having the same names) according to Embodiment 1 described above, these descriptions will not be repeated.
  • the pupil interval setting unit 17 has an input unit such as an input switch or a reception sensor that receives a signal transmitted from a remote controller or a 3D image viewing spectacle device. Continuous value information from 5 cm to 6.0 cm, binary information indicating either a mounted state or an unmounted state as mounting information, and two-dimensional display and tertiary as 2D / 3D display selection information Binary information indicating either original display is acquired. Accordingly, it is possible to set pupil interval information, mounting information, and 2D / 3D display selection information by an input from the outside via an input switch, a remote controller, a 3D image viewing eyeglass device, or the like.
  • the pupil interval setting unit 17 selects the smallest value from among the pupil interval information as the pupil interval information to be finally adopted.
  • the pupil interval setting unit 17 changes the non-wearing state if at least one piece of wearing information indicating a non-wearing state is input as the finally adopted wearing information.
  • the mounting information shown is selected with priority.
  • the pupil interval setting unit 17 displays 2D / 3D display indicating at least one 2D display as 2D / 3D display selection information to be finally adopted. If there is selection information, 2D / 3D display selection information indicating two-dimensional display is preferentially selected.
  • Pupil interval information is sent to the offset compression unit 16, while wearing information is sent as control signals to the L / R switching control unit 151 and 2D / 3D switching control unit 112, and 2D / 3D display selection information is sent to the 2D / 3D switching control unit 112. Is output.
  • wireless communication or infrared communication may be used, but it is not limited to a specific means.
  • the 2D / 3D switching control unit 112 controls the L / R switching control unit 111 to alternately switch data output from the L image output control unit 110L and data output from the R image output control unit 110R.
  • the 2D / 3D switching control unit 112 when the mounting state is not input as the mounting information for a certain period of time, or when the 2D / 3D display selection information indicates two-dimensional display, the 2D / 3D switching control unit 112 sends the information to the L / R switching control unit 111. On the other hand, switching to the two-dimensional display is instructed. On the other hand, when the mounting state continues to be input as the mounting information and the 2D / 3D display selection information indicates three-dimensional display, the 2D / 3D switching control unit 112 Instruct to switch to 3D display.
  • the 2D / 3D switching control unit 112 indicates that the viewer is wearing the 3D image viewing glasses device after a predetermined time has elapsed after the power is turned on to the 3D image viewing glasses device.
  • the display may be switched from the three-dimensional display to the two-dimensional display.
  • the L / R switching control unit 111 is connected to the L image output control unit 110L, the R image output control unit 110R, and the 2D / 3D switching control unit 112, and receives designation of 3D display from the 2D / 3D switching control unit 112. In this case, the same operation as the L / R switching control unit 151 of the first embodiment is performed. That is, the L / R switching control unit 111 performs switching control so that the data output from the L image output control unit 110L and the data output from the R image output control unit 110R are alternately output at 60p. .
  • the L / R switching control unit 111 receives the designation of 2D display from the 2D / 3D switching control unit 112, only the data output from the L image output control unit 110L is output at 60p. The control is performed. At this time, if the video decoder unit 11 can perform decoding only at 1/30 second intervals, the L / R switching control unit 111 continues the same data output from the L image output control unit 110L twice. To output at 60p.
  • the 3D image display can be switched to the 2D image display. As a result, it is possible to generate and display an image that is less likely to cause visual fatigue or discomfort to the viewer.
  • FIG. 5 is a block diagram showing a configuration of the 3D image processing apparatus 300 according to the third embodiment.
  • the three-dimensional image processing apparatus 300 decodes the encoded three-dimensional image data, performs the image correction (correction of the pop-out amount and depth amount) described in the first embodiment, and performs the three-dimensional image correction. It is a device that outputs an image and displays a warning under certain conditions. Below, the description which overlaps with Embodiment 1 is not repeated, but a difference with Embodiment 1 is mainly demonstrated.
  • the 3D image processing apparatus 300 includes a video decoder unit 21, an L video memory 22L, an R video memory 22R, a control unit 350, an L image output control unit 210L, and an R image output control unit. 210R and an L / R switching control unit 211.
  • the video decoder unit 21, the L video memory 22L, the R video memory 22R, the L image output control unit 210L, and the R image output control unit 210R are those according to the first embodiment described with reference to FIG. Since it is the same as (component of the same name), these description is not repeated.
  • control unit 350 Next, a detailed configuration of the control unit 350 will be described.
  • control unit 350 includes an offset acquisition unit 23, an offset frame memory 24, an L frame data creation unit 25L, an R frame data creation unit 25R, an offset compression unit 26, and a pupil interval setting unit 27. And an L selector 29L, an R selector 29R, and a warning display generator 212.
  • the offset frame memory 24, the L frame data creation unit 25L, the R frame data creation unit 25R, the offset compression unit 26, the L selector 29L, and the R selector 29R are the embodiments described with reference to FIG. Since these are the same as those according to 1 (components having the same name), the description thereof will not be repeated.
  • the pupil interval setting unit 27 has an input unit such as an input switch or a reception sensor that receives a signal transmitted from a remote controller or a 3D image viewing spectacle device. Discrete values from 5 cm to 5.5 cm (for example, values in increments of 0.5 cm from 4.5 cm to 5.5 cm, or values associated with any one of such values) are also used as mounting information. , To obtain the above binary information. Thereby, setting of pupil interval information and mounting information in external input becomes possible.
  • the pupil interval information is 5.5 cm, it may be handled as 6.0 cm.
  • the pupil interval setting unit 27 selects the smallest value from among the pupil interval information as the pupil interval information to be finally adopted, As mounting information to be finally adopted, if there is at least one mounting information indicating an unmounted state in the input mounting information, it is selected with priority.
  • the pupil interval information is output to the offset compression unit 26 and the warning display generation unit 212, while the wearing information is output to the warning display generation unit 212.
  • wireless communication or infrared communication may be used, but it is not limited to a specific means.
  • the 3D image processing apparatus 300 When the 3D image output from the 3D image processing apparatus 300 is an image that gives visual fatigue or discomfort to the viewer, for example, the 3D image processing apparatus 300 is assumed to have an adult pupil interval.
  • a warning generation unit that issues a warning to the viewer when the viewer is a child or the viewer does not wear the glasses device for viewing the 3D image even though the 3D image is output.
  • it is connected to the pupil interval setting unit 27, and pupil interval information and mounting information are input from the pupil interval setting unit 27.
  • the warning display generating unit 212 when the non-wearing state continues to be input as the wearing information for a certain time, or when the pupil interval information is a value less than a predetermined value (for example, 5.5 cm), the warning display generating unit 212 The warning message or the warning image is overwritten only on the data output from the L image output control unit 210L. On the other hand, when the wearing state is continuously input as the wearing information and the pupil interval information is 5.5 cm or more, the warning display generation unit 212 does not overwrite the warning message or the warning image.
  • a predetermined value for example, 5.5 cm
  • the warning display generation unit 212 When the display on the display device of the data output from the 3D image processing apparatus 300 is changed from a normal 3D image display that is not compressed display to compressed display or 2D display, L image output control is performed. By processing the data output from the unit 210L, a warning that compression display or two-dimensional display is to be performed may be displayed on the display device that displays the output data.
  • the warning display generation unit 212 displays mounting information indicating that the viewer is wearing the 3D image viewing spectacle device after a predetermined time has elapsed since the 3D image viewing spectacle device was turned on.
  • the above warning may be issued.
  • the pupil interval setting unit 27 cannot detect the input of the wearing information for a certain period of time while displaying the three-dimensional image, or when viewing the three-dimensional image
  • a warning message or a warning screen is overwritten on the output screen. For this reason, a warning is given before displaying an image that gives visual fatigue or discomfort to the viewer, and the possibility of viewing an image that gives visual fatigue or discomfort can be reduced.
  • FIG. 6A is a block diagram illustrating a configuration of a 3D image viewing glasses apparatus 400 according to the fourth embodiment.
  • the 3D image viewing glasses apparatus 400 shown in FIG. 6A is glasses that can be applied to a system that provides 3D video content to a viewer wearing the 3D image viewing glasses apparatus 400.
  • the presence / absence of wearing of the 3D image viewing glasses apparatus 400 and the selection information of 2D display / 3D display can be detected and output to the outside (3D image processing apparatus according to Embodiments 1 to 3). This is a device that can be used.
  • the three-dimensional image viewing spectacle device 400 includes a left-eye lens and a right-eye lens having a shutter that opens and closes in synchronization with a signal sent from the outside, a vine part, a nose part, a left ear part, and a right ear.
  • a pupil interval acquisition unit 41 In addition to the constituent elements of a normal 3D image viewing eyeglass device such as a contact part, at least a pupil interval acquisition unit 41, a mounting information acquisition unit 42, a 2D / 3D display selection unit 43, and an acquisition information transmission unit 44 It consists of.
  • the 3D image viewing spectacle device 400 includes a pupil interval acquisition unit 41, a mounting information acquisition unit 42, a 2D / 3D display selection unit 43, and an acquisition information transmission unit 44. It may be configured.
  • the pupil interval acquisition unit 41 is connected to the acquisition information transmission unit 44, and includes a mechanism for setting a lens interval (a mechanism with a variable lens interval) at the nose pad of the 3D image viewing spectacle device 400.
  • a mechanism for setting a lens interval a mechanism with a variable lens interval
  • the optimal pupil interval for the wearer is acquired as pupil interval information.
  • the acquired pupil interval information is transmitted to the 3D image processing apparatus via the acquisition information transmitting unit 44.
  • the wearing information acquisition unit 42 is connected to the acquisition information transmission unit 44, and at least one of the nose pad portion, the left ear pad portion, and the right ear pad portion of the 3D image viewing spectacle device 400 is energized or pressure-operated.
  • a detection type sensor is provided, and when at least one sensor detects the wearing, the wearing state is set, and all the sensors cannot detect the wearing state. In this case, binary information that is not attached is acquired.
  • the acquired mounting information is transmitted to the 3D image processing apparatus via the acquisition information transmitting unit 44.
  • the 2D / 3D display selection unit 43 is realized by an input switch provided in the 3D image viewing glasses apparatus 400, and the wearer can switch the display method between 2D display and 3D display.
  • Information consisting of binary values indicating either one of three-dimensional display and three-dimensional display is acquired as 2D / 3D display selection information.
  • the acquired 2D / 3D display selection information is transmitted to the 3D image processing apparatus via the acquisition information transmitting unit 44.
  • the acquisition information transmission unit 44 transmits the information obtained by the pupil interval acquisition unit 41, the mounting information acquisition unit 42, and the 2D / 3D display selection unit 43 to the 3D image processing apparatus using wireless communication or infrared communication. It has the function to do. However, the means for transmitting information is not necessarily limited to wireless communication and infrared communication, and may be transmitted by other methods.
  • 3D image viewing glasses apparatus 400 when wearing 3D image viewing glasses apparatus 400 correctly, the wearer's pupil interval information, wearing information, and 2D / 3D display are displayed.
  • the selection information can be acquired, and the acquired information is output to the 3D image processing apparatus according to the first to third embodiments, so that the 3D image processing apparatus can perform image correction (amount of projection and depth). Instructions regarding the correction of the amount).
  • the wearing information acquisition unit 42 not only acquires the first information as to whether or not the viewer wears the 3D image viewing glasses apparatus 400, but also the 3D image viewing glasses apparatus 400 is large in size.
  • the second information as to whether or not both the first information and the second information may be acquired as the mounting information.
  • the 3D image viewing glasses apparatus 400 includes a mechanism that can adjust the length of the vine, by providing a switch that is turned on / off according to the adjustment of the vine, the 3D image viewing glasses can be provided. It may be detected whether device 400 is large or small. Accordingly, the 3D image processing apparatus that has received such mounting information determines whether the viewer is an adult or a child based on the second information, and determines that the viewer is a child.
  • the offset amount may be compressed.
  • the pupil interval setting unit included in the 3D image processing apparatus acquires a pupil interval in the range from 4.0 cm to 5.5 cm as the pupil interval information when the wearing information is acquired from the small 3D image viewing glasses apparatus.
  • the pupil interval information shown may be set.
  • the 3D image viewing glasses apparatus 400 includes at least one energization type or pressure detection type sensor in each of the nose pad part, the left ear pad part, and the right ear pad part.
  • interval acquisition part 41 may acquire a mounting state from the information of at least 3 points
  • the wearing information acquisition unit 42 includes at least one or more parts provided in any of the nose pad, the left ear pad, and the right ear pad among the information obtained from these sensors. If all of the sensors indicate that they are not worn, that is selected with priority (that is, as wearing information, it is set that the 3D image viewing glasses apparatus 400 is not worn).
  • the pupil interval information is set to a value of 5.5 cm or more, and when the sum of the values of these sensors is less than the predetermined value, the pupil interval information is set to 5. Set to a value less than 5 cm. For example, as shown in FIG.
  • the pupil interval information is set to a value of 5.5 cm or more (that is, the adult pupil interval) (FIG. 6B).
  • a predetermined value for example, “5”
  • the pupil interval information is set to a value less than 5.5 cm (that is, the pupil interval of the child).
  • FIG. 7 is a block diagram showing a configuration of a 3D image viewing glasses apparatus 500 according to the fifth embodiment.
  • the 3D image viewing glasses apparatus 500 according to Embodiment 3 shown in FIG. 7 is glasses that can be applied to a system that provides 3D video content to a viewer wearing the 3D image viewing glasses apparatus 500.
  • the 3D image viewing glasses apparatus 500 includes at least a pupil interval acquisition unit 51, a wearing information acquisition unit 52, and an acquisition information transmission unit 54.
  • the 3D image viewing eyeglass device 500 may include any one of the pupil interval acquisition unit 51 and the mounting information acquisition unit 52 and the acquisition information transmission unit 54.
  • the pupil interval acquisition unit 51 is connected to the acquisition information transmission unit 54 and includes a mechanism for adjusting the length of the vine portion of the 3D image viewing eyeglass device 500, and the wearer of the 3D image viewing eyeglass device 500.
  • the length of the gutter portion is adjusted, and pupil interval information corresponding to the adjusted length is acquired and output to the acquired information transmission unit 54.
  • the pupil interval acquisition unit 51 has a vine portion with a vine portion having a vine portion of about 125 mm to 130 mm, and an adult eyeglass vine portion with a vine portion of about 130 mm to 145 mm.
  • the pupil interval information is set as 4.5 cm (that is, acquired as a discrete value), and when the vine portion is 130 mm to 145 mm, the pupil interval information is set to 6.0 cm. Set (that is, obtain as a discrete value).
  • the setting of pupil interval information is not necessarily limited to these numerical values and how to deal with them.
  • the acquired pupil interval information is transmitted to the 3D image processing apparatus via the acquisition information transmission unit 54.
  • the acquisition information transmission unit 54 has a function of transmitting information obtained by the pupil interval acquisition unit 51 and the mounting information acquisition unit 52 to the 3D image processing apparatus using wireless communication or infrared communication.
  • the means for transmitting information is not necessarily limited to wireless communication and infrared communication, and may be transmitted by other methods.
  • the 3D image viewing glasses apparatus 500 when the 3D image viewing glasses apparatus 500 is worn, the 3D image viewing glasses apparatus 500 uses the pupil interval information of the wearer. And the mounting information can be acquired, and the acquired data can be output to the 3D image processing apparatus to instruct the 3D image processing apparatus 300.
  • FIG. 8 is a block diagram showing a connection relationship among the optical disc playback apparatus 600, the set top box 610, and the digital television 62 as the sixth embodiment.
  • An optical disc reproducing apparatus 600 shown in FIG. 8 includes a pickup unit that reads a signal from the optical disc 101, a reproducing unit 70 that includes a mechanism for rotating the optical disc, and the tertiary described in the first embodiment, the second embodiment, or the third embodiment.
  • the digital video player includes an original image processing device 80 and an HDMI output unit 90 that converts a signal from the three-dimensional image processing device 80 into a High-Definition Multimedia interface (hereinafter referred to as HDMI) signal and outputs the signal.
  • HDMI High-Definition Multimedia interface
  • the set-top box 610 includes an input unit 71 that acquires, as an input, a 3D video signal transmitted from the Internet, a broadcast wave, or a communication signal, and the first embodiment, the second embodiment, or the third embodiment.
  • 3 is an example of a 3D image signal reproducing apparatus according to the present invention, which includes the described 3D image processing apparatus 81 and an HDMI output unit 91 that converts a signal from the 3D image processing apparatus 81 into an HDMI signal and outputs the HDMI signal. .
  • the digital television 62 is an HDMI input unit 92 that accepts input of an HDMI signal, and a tertiary that performs processing to generate a 3D video signal for displaying a 3D image on the display device 102 from the signal input to the HDMI input unit 92.
  • the original image processing unit 85 is configured.
  • the optical disc playback device 600 and / or the set top box 610 are connected to the digital television 62 via an HDMI cable.
  • the playback unit 70 of the optical disc playback device 600 plays back the encoded 3D image signal recorded on the optical disc 101 and outputs it to the 3D image processing device 80.
  • the 3D image processing device 80 generates output 3D image data by converting the reproduced 3D image signal into a format that can be displayed in 3D. Details of the three-dimensional image processing apparatus 80 are the same as those according to the first embodiment, the second embodiment, and the third embodiment described with reference to FIGS. 2, 4, and 5, and thus the description thereof is repeated. Absent.
  • the HDMI output unit 90 outputs the output 3D image data generated by the 3D image processing device 80 to the digital television 62 via the HDMI cable.
  • the optical disc playback apparatus 600 plays back 3D image data recorded on a recording medium other than the optical disc 101 (for example, a digital versatile disc, a hard disk drive, a nonvolatile memory, etc.) and converts it into a signal format that can be displayed in 3D. It may be converted and output as an HDMI signal.
  • a recording medium other than the optical disc 101 for example, a digital versatile disc, a hard disk drive, a nonvolatile memory, etc.
  • the optical disc playback apparatus 600 corrects the three-dimensional image data acquired from the storage medium such as the optical disc 101 such as the Blu-ray disc so that the pop-out amount and the depth amount are optimal for the viewer.
  • the 3D video signal after the output is output to the digital television 62 via the HDMI cable.
  • the digital television 62 can display an image that has been corrected so as to have an optimal pop-out amount and depth amount from the display device 102 to the viewer, despite having the conventional three-dimensional image processing unit 85.
  • the set top box 610 outputs, to the 3D image processing device 81, a signal obtained by inputting a 3D video signal transmitted from the outside to the input unit 71 via the Internet, a broadcast wave, or a communication signal.
  • the 3D image processing device 81 generates output 3D image data by converting the input 3D image data into a format that can be displayed in 3D.
  • the details of the three-dimensional image processing apparatus 81 are the same as those according to the first embodiment, the second embodiment, and the third embodiment described with reference to FIGS. 2, 4, and 5. Absent.
  • the HDMI output unit 91 outputs the output 3D image data generated by the 3D image processing device 81 to the digital television 62 via the HDMI cable.
  • the set-top box 610 corrects the three-dimensional image data transmitted by the Internet, broadcast waves, or communication signals so that the pop-out amount and the depth amount are optimal for the viewer. Then, the three-dimensional image data is output to the digital television 62 via the HDMI cable.
  • the digital television 62 can display an image corrected so as to have an optimal pop-out amount and depth amount for the viewer, despite having the conventional three-dimensional image processing unit 85. .
  • Embodiment 7 Here, the configuration of digital television 630 according to Embodiment 7 shown in FIG. 9 will be described.
  • the digital television 630 is an example of a 3D video signal display device according to the present invention including the receiving unit 72, the 3D image processing device 82, the HDMI input unit 93, and the display device 102.
  • the receiving unit 72 receives the encoded 3D video signal included in the broadcast wave.
  • the 3D image processing device 82 generates 3D image data for display by converting the encoded 3D video signal received by the receiving unit 72 into a format that can be displayed in 3D, and displays the 3D image data for display. Is output to the display device 103. Further, the 3D image processing device 82 generates display 3D image data using the externally input 3D video signal input from the HDMI input unit 93, and outputs the display 3D image data to the display device 103. To do.
  • the details of the three-dimensional image processing apparatus 82 are the same as those according to the first embodiment, the second embodiment, and the third embodiment described with reference to FIGS. 2, 4, and 5, and thus the description will be repeated. Absent.
  • the HDMI input unit 92 outputs 3D image data output from an external device (not shown) such as a conventional optical disc playback device or set top box to the 3D image processing device 82 as input 3D image data.
  • the display device 103 displays the output 3D image data output from the 3D image processing device 82.
  • the digital television 630 and the optical disc playback apparatus or the set top box may be connected by a standard cable other than the HDMI cable, or may be connected by wireless communication means.
  • the 3D image data acquired from the broadcast wave, the conventional optical disc playback device, or the set top box is optimal for the viewer by the 3D image processing device 82. It is possible to correct the amount of protrusion and depth and output to the outside. For this reason, it is possible to reproduce a three-dimensional image that is less likely to cause visual fatigue or discomfort for the viewer.
  • the optimal pop-out amount and depth amount from the display device 103 to the viewer It is possible to display an image corrected so that
  • FIG. 10 is a flowchart illustrating an example of the three-dimensional image processing method 700.
  • This 3D image processing method 700 is executed by, for example, the 3D image processing apparatus according to Embodiments 1 to 3.
  • step ST11 it is determined whether the encoded image data input from the input terminal or the like is two-dimensional image data or three-dimensional image data including left-eye image data and right-eye image data. Determine. If the input encoded image data is three-dimensional image data (YES in ST11), the process proceeds to step ST14 as the next process. On the other hand, if it is two-dimensional image data (NO in ST11). The process proceeds to step ST13.
  • step ST14 the 2D / 3D display selection information received from the outside in step ST12 determines whether the display is two-dimensional or three-dimensional.
  • the process proceeds to step ST15 as the next process, whereas if it is a two-dimensional display (in ST14) NO), the process proceeds to step ST13.
  • step ST13 the two-dimensional image is decoded, and the process proceeds to step ST25 as the next processing.
  • step ST15 the encoded three-dimensional image data is decoded, and left-eye image data and right-eye image data are acquired. Based on the obtained left-eye image data and right-eye image data, an offset amount is acquired in step ST16.
  • the method for acquiring the offset amount is the same as that according to the first embodiment, the second embodiment, and the third embodiment described with reference to FIGS. 2, 4, and 5, and therefore the description thereof will not be repeated.
  • step ST18 it is determined whether the value of the pupil interval information received from the outside in step ST17 is within the range of 4.5 cm to 5.5 cm which is the pupil interval of the child. If it is within the range (YES in ST18), the process proceeds to step ST20 as the next process. On the other hand, if it is out of range (NO in ST18), the process proceeds to step ST19.
  • step ST20 an offset compression calculation is performed using the offset amount acquired in step ST16 and the pupil interval information acquired in step ST17.
  • the offset compression amount for correcting the pop-out amount and the depth amount optimal for the pupil distance of the viewer is calculated, and the process proceeds to step ST21 as the next processing. Since the compression calculation method is the same as those according to the first embodiment, the second embodiment, and the third embodiment described with reference to FIGS. 2, 4, and 5, description thereof will not be repeated.
  • step ST19 since the viewer is determined to be an adult, offset correction is not performed on the left-eye image data and the right-eye image data, and the left-eye image data and the right-eye image data are output as they are. Is done.
  • step ST21 the left eye image data is shifted to the right and the right eye image data is shifted to the left by the offset compression amount calculated in step ST20. Create an image that will be the amount and depth.
  • the corrected left-eye image data is L frame data
  • the corrected right-eye image data is R frame data, and the process proceeds to step ST22 as the next processing.
  • step ST22 control is performed to output the L frame data and R frame data created in step ST21 to the outside, and the process proceeds to step ST24 as the next processing.
  • the output control here includes, for example, output at 60 fps.
  • step ST24 it is determined whether the device is mounted or not based on the mounting information received from the outside in step ST23. If the mounting information is in the mounting state (YES in ST24), the process proceeds to step ST26 as the next process. On the other hand, if the mounting information is not in the mounting state (NO in ST24), the process proceeds to step ST25. To do.
  • step ST26 a three-dimensional image is output by alternately switching the left-eye image and the right-eye image.
  • step ST25 only the left-eye image data or L frame data is output to the outside.
  • the output image data may be either right-eye image data or R frame data.
  • the input of the three-dimensional image data, the pupil interval information of the viewer, and the wearing information of the viewer's 3D image viewing eyeglass device are obtained. If so, the offset of the 3D image data can be corrected so that the optimal pop-out amount and depth amount for the viewer's pupil spacing can be generated, and an image that does not cause visual fatigue or discomfort to the viewer is generated. be able to.
  • FIG. 11 is an external view of an autostereoscopic three-dimensional image display apparatus.
  • reference numeral 1101 denotes a three-dimensional image display device main body.
  • Reference numeral 1102 denotes a camera unit.
  • the camera unit 1102 is connected to the three-dimensional image display device 1101 using an interface such as a USB (not shown).
  • the camera unit 1102 includes a light emitting unit 1103, a light receiving unit 1104, and a photographing unit 1105.
  • the distance measuring light emitted by the light emitting unit 1103 is reflected by the viewer 1106 viewing the 3D image displayed on the 3D image display device 1101 and is incident on the light receiving unit 1104. Thereby, the distance between the three-dimensional image display device 1101 and the viewer 1106 can be measured.
  • FIG. 12 is a block diagram showing a configuration of the pupil interval calculation unit 1200.
  • the pupil interval calculation unit 1200 is a device that calculates the pupil interval of the viewer 1106 and outputs the calculated pupil interval to the pupil interval setting unit 7, 17 or 27 in the first to third embodiments, and the imaging unit 1105, A viewer position calculation unit 1201, a control unit 1202, and a pupil interval calculation unit 1203 are provided.
  • the image of the viewer 1106 captured by the imaging unit 1105 and the 3D image display device 1101 calculated by the viewer position calculation unit 1201 to the viewer 1106.
  • the pupil interval calculation unit 1203 calculates the viewer's pupil interval, and outputs the calculated value to the pupil interval setting unit 7, 17, or 27.
  • the viewer position calculation unit 1201 is a processing unit that calculates the position of the viewer 1106 (here, the distance from the three-dimensional image display device 1101 to the viewer 1106), and the light emitting unit 1103, the light receiving unit 1104, and the viewer distance.
  • a calculation unit 1204 is provided.
  • the control unit 1202 is connected to the viewer distance calculation unit 1204 and the imaging unit 1105, and is a processor or the like that controls these operations.
  • the pupil interval calculation unit 1203 is connected to the viewer distance calculation unit 1204 and the imaging unit 1105, calculates the pupil interval of the viewer 1106 using information input from these, and calculates the calculated value as the pupil interval setting unit 7, Output to 17 or 27.
  • reference numerals 1301 and 1302 denote a lens and an image sensor inside the photographing unit 1105, respectively.
  • the pupil distance of the viewer 1106 is p
  • the distance from the viewer 1106 to the lens 1301 is d
  • the distance from the lens 1301 to the image sensor 1302 is f
  • the image sensor 1302 is projected.
  • the interval between the pupils of the viewer 1106 is i.
  • the distance d is calculated by the viewer distance calculation unit 1204 based on the information that the light emitting unit 1103 irradiates the distance measuring light and the distance measuring light is reflected by the viewer 1106 and enters the light receiving unit 1104.
  • the distance f is a value determined by the position of the lens 1301 inside the photographing unit 1105.
  • the pupil interval calculator 1203 acquires the pupil interval i of the viewer 1106 projected on the image sensor 1302 by recognizing the viewer 1106 and its pupil using a known face recognition algorithm. Then, the pupil interval calculation unit 1203 calculates the pupil interval p by dividing the product of the distance d and the pupil interval i by the distance f as in the equation shown in FIG.
  • FIG. 14 is a block diagram illustrating a configuration of a 3D image processing apparatus 1400 according to the ninth embodiment.
  • a 3D image processing apparatus 1400 shown in FIG. 14 is an apparatus applicable to a system that provides 3D video content to a viewer 1106 using a 3D image display apparatus 1101.
  • Components having the same numbers as those in FIG. 2 have the same functions as the components described in the first embodiment, and thus description thereof is omitted.
  • the pupil interval calculation unit 1200 is, for example, the pupil interval calculation unit 1200 shown in FIG. 12, and outputs information indicating the calculated pupil interval (pupil interval information) to the pupil interval setting unit 1401.
  • the pupil interval setting unit 1401 performs the same operation as the pupil interval setting unit 7 in FIG. 2 (or the pupil interval setting unit 17 in FIG. 4 and the pupil interval setting unit 27 in FIG. 5).
  • the 3D image processing apparatus 1400 and the 3D image display apparatus 1101 according to the present embodiment are not based on the premise that the viewer wears the 3D image viewing glasses apparatus, the pupil interval setting unit 1401 is installed. Information is not taken into account (no processing related to mounting information is performed).
  • the image superimposing unit 1402 superimposes the outputs of the L image output control unit 10L and the R image output control unit 10R, and outputs an image that can be viewed on the autostereoscopic three-dimensional image display device 1101.
  • the projection amount and the depth amount of the three-dimensional image displayed on the autostereoscopic three-dimensional image display device 1101 are appropriate according to the pupil interval of the viewer. Adjusted to
  • the pupil interval information of the viewer is acquired by determining whether the viewer is an adult or a child using the face database.
  • reference numeral 1500 denotes a pupil interval calculation unit.
  • a control unit 1501 is a processor or the like that controls the photographing unit 1105. Under the control, an image photographed by the photographing unit 1105 is input to the child discrimination unit 1502.
  • the child discriminating unit 1502 is an example of a viewer discriminating unit that discriminates whether the viewer is an adult or a child.
  • a face database 1503 in which images showing various child faces are stored in advance is used. Then, by using an algorithm such as pattern matching, it is determined whether or not a child's face is included in the human face included in the image input from the imaging unit 1105, and the determination result is output to the pupil interval determination unit 1504. .
  • the pupil interval determining unit 1504 has a predetermined value (one value in the range of 4 to 5.5 cm) as the pupil interval of the child as pupil interval information. Set to output.
  • the pupil interval determining unit 1504 uses a predetermined value (from 6 to 6.5 cm) as an adult pupil interval as pupil interval information. Set to one value) and output.
  • a 3D image processing apparatus 1400 that uses the pupil interval calculation unit 1500 in this embodiment instead of the pupil interval calculation unit 1200 in Embodiment 9 may be configured as the 3D image processing apparatus.
  • the “predetermined value as the pupil distance of the child” and the “predetermined value as the pupil distance of the adult” are set based on instructions from the viewer / user as well as fixed values. (For example, a value selected by the viewer / user within a predetermined range). Similarly, the viewer / user may edit, register, and delete the child face images stored in the face database 1503. Further, the information stored in the face database 1503 is not limited to images, but may be text data indicating the characteristics of a child's face.
  • the 3D image processing apparatus As described above, the 3D image processing apparatus, 3D image viewing glasses apparatus, optical disk playback apparatus, 3D video signal playback apparatus, 3D video signal display apparatus, and 3D image processing method according to Embodiments 1 to 10 of the present invention are described. However, the present invention is not limited to these embodiments.
  • the three-dimensional image processing apparatus is configured to output the left-eye image after switching to the two-dimensional display, but may be configured to output the right-eye image. .
  • a three-dimensional image includes a left-eye image and a right-eye image having different parallaxes
  • the three-dimensional image includes three or more images having different parallaxes. Also good.
  • the 3D image processing apparatus outputs the left-eye image data and the right-eye image data separately. However, the left-eye image data and the right-eye image data are combined. May be output.
  • the three-dimensional image processing apparatuses 100 to 300 according to the present invention are applied to a digital television, an optical disk reproducing apparatus, and a set-top box has been described, but the three-dimensional image processing apparatus according to the present invention is a digital
  • the present invention can be applied to a three-dimensional image display device (for example, a mobile phone device, a personal computer, etc.) that displays a three-dimensional image other than a television.
  • the 3D image processing apparatuses 100 to 300 according to the present invention can be applied to a 3D image output apparatus (for example, a digital video player) that outputs a 3D image other than a Blu-ray disc player.
  • control unit 150, the control unit 250, and the control unit 350 in the three-dimensional image processing apparatus according to the above embodiment are typically realized as an LSI that is an integrated circuit. These may be individually made into one chip, or may be made into one chip so as to include a part or all of them.
  • the integrated circuit is not limited to the control unit, and may include peripheral components shown in the block diagram of the embodiment.
  • circuits are not limited to LSI, and may be realized by a dedicated circuit or a general-purpose processor.
  • An FPGA Field Programmable Gate Array
  • reconfigurable processor that can reconfigure the connection and setting of circuit cells inside the LSI may be used.
  • circuit integration technology that replaces LSI appears due to progress in semiconductor technology or other technology established as a result of the derivation of semiconductor technology, naturally, the processing according to the present invention can be performed using that technology. Integration may be performed.
  • some or all of the three-dimensional image processing apparatus may be realized by a processor such as a CPU executing a program.
  • the present invention may be the above program or a non-temporary recording medium such as a CD-ROM on which the above program is recorded.
  • the program can be distributed via a transmission medium such as the Internet.
  • the present invention can be applied to a 3D image processing device, a 3D image viewing spectacle device, an optical disk playback device, a 3D video signal playback device, a 3D video signal display device, and the like. Applicable to disc players and the like.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)

Abstract

L'invention concerne un dispositif de traitement d'images tridimensionnelles sans danger pour la vision d'un enfant et rendant superflu un traitement complexe tel que la saisie préalable d'information sur l'environnement visuel. L'invention fait appel aux organes suivants : unité de fixation de distance pupillaire (7) pour le réglage d'informations pupillaires ; unité d'acquisition de décalage (3) pour acquisition d'une valeur de décalage pour des données d'image d'œil droit et pour des données d'image d'œil gauche ; unité de compression de décalage (6) pour le réglage de la valeur de décalage sur la base d'informations relatives à a distance pupillaire, permettant par là même de calculer l'ampleur de compression de décalage convenant pour un observateur dont la distance pupillaire est indiquée par lesdites informations ; unité de création de données de trame de côté droit (5R) pour le déplacement de la position spatiale des données d'image pour œil droit conformément à l'ampleur de la compression de décalage et donc création de données de trame d'image, œil droit ; et unité de création de données de trame de côté gauche (5L) pour le déplacement de la position spatiale des données d'image pour œil gauche conformément à l'ampleur de la compression de décalage et donc création de données de trame d'image pour œil gauche.
PCT/JP2012/001242 2011-03-02 2012-02-23 Dispositif et procédé de traitement d'images tridimensionnelles, dispositif à lunettes pour la visualisation d'images tridimensionnelles, circuit intégré pour dispositif de traitement d'images tridimensionnelles, dispositif de lecture de disque optique, dispositif de lecture de signal vidéo tridimensionnel et dispositif d'affichage de signal vidéo tridimensionnel WO2012117703A1 (fr)

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CN115118949A (zh) * 2021-03-22 2022-09-27 宏碁股份有限公司 立体图像产生方法与使用该方法的电子装置
CN114296242B (zh) * 2022-01-05 2023-07-07 北京蜂巢世纪科技有限公司 一种镜腿长度调节方法以及ar眼镜
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