Abstract: A head-mounted display device, comprising a holder, a lens barrel assembly provided on the holder, and an adjusting device. The lens barrel assembly comprises a lens barrel, a display module provided in the lens barrel, and an optical lens group provided at one end of the lens barrel, wherein the optical lens group comprises at least one optical lens. The adjusting device comprises a driving device provided on the holder, a support provided in the lens barrel and fixedly connected to the display module, and a transmission device. The transmission device is configured to be capable of driving the support to do a reciprocating linear motion under a driving of the driving device, so that the display module is close to or away from the optical lens group.

Abstract: Provided is a focusing assembly including a focusing barrel and a barrel retaining ring; the focusing barrel includes a first sleeve, a second sleeve, and a third sleeve that are sequentially sleeved from inside to outside of the focusing barrel; the first sleeve is provided with a lens mounting portion for mounting a focusing lens, a first end of the second sleeve is provided with a display screen mounting portion for mounting a display screen, a second end of the second sleeve is detachably connected to the barrel retaining ring, the first end and the second end being opposite ends of the second sleeve; and the lens mounting portion and the display screen mounting portion are configured such that the relative position thereof in a focusing direction of the focusing assembly is adjustable.

Abstract: The present application relates to a virtual reality display device and a control method thereof. The method comprises: acquiring time required for three-dimensional scene rendering when three-dimensional scene rendering is performed on a frame of image to be displayed (S11); and selecting a mode of local backlight dimming according to the time required for three-dimensional scene rendering and a predetermined screen refresh rate, wherein the greater the time required for three-dimensional scene rendering, the less the time required for the selected mode of the local backlight dimming (S12).

Abstract: An image processing method includes determining a display mode; processing, according to an image processing manner corresponding to the display mode, original image data to obtain target image data; and transmitting the target image data to an image display terminal, so that the image display terminal performs image display according to a scanning display manner corresponding to the display mode, a resolution of the target image data is less than or equal to that of the original image data, and the target image data carries indication information of the display mode.

Abstract: An image processing method is provided, the method includes: performing area division on an input image to obtain a plurality of sub-images; determining a part of the plurality of sub-images as an image to be output; stitching respective sub-images of the image to be output to obtain a stitched image; and transmitting the stitched image, wherein the stitched image is smaller than the input image. An image jointing method is provided, the method includes: receiving a stitched image obtained by the image processing method according to the present disclosure; extracting respective sub-images of an image to be output from the stitched image; and jointing the respective sub-images to obtain a display image, wherein the jointing the respective sub-images refers to obtaining the display image by an operation inverse to a stitching process of stitching the respective sub-images to obtain the stitched image.

Abstract: An image processing method includes determining a display mode; processing, according to an image processing manner corresponding to the display mode, original image data to obtain target image data; and transmitting the target image data to an image display terminal, so that the image display terminal performs image display according to a scanning display manner corresponding to the display mode, a resolution of the target image data is less than or equal to that of the original image data, and the target image data carries indication information of the display mode.

Abstract: The present application relates to a virtual reality display device and a control method thereof. The method comprises: acquiring time required for three-dimensional scene rendering when three-dimensional scene rendering is performed on a frame of image to be displayed (S11); and selecting a mode of local backlight dimming according to the time required for three-dimensional scene rendering and a predetermined screen refresh rate, wherein the greater the time required for three-dimensional scene rendering, the less the time required for the selected mode of the local backlight dimming (S12).

Abstract: The present application discloses method for generating a panorama image based on a rendering engine associated with a display apparatus. The method includes determining a display model configured to be a polygon prism for a rendering engine corresponding to a panorama view of a scene. Additionally, the method includes using multiple sampling cameras associated with the rendering engine to capture multiple sample sub-images of the panorama view in respective directions towards multiple sub-planes of the polygon prism. The method further includes attaching the multiple sample sub-images to respective multiple sub-planes to form a constructed display model. Furthermore, the method includes rendering the constructed display model by the rendering engine to reconstruct a panorama image and displaying the panorama image on the display apparatus.

Abstract: Smart glasses are provided in the present disclosure, including a housing, a fixing bracket, a left lens barrel, a right lens barrel, an object distance adjustment mechanism including a left-eye object distance adjustment gear, a right-eye object distance adjustment gear, an object distance adjustment driving gear engaged with the left-eye object distance adjustment gear and the right-eye object distance adjustment gear and a driving motor driving the object distance adjustment driving gear to rotate and being capable of moving back and forth on the fixing bracket along a second direction; a pupil distance adjustment mechanism connected to at least one lens barrel, and configured to drive the lens barrel to move in the first direction when an external force is applied, and a linkage member arranged between the at least one lens barrel and the driving motor.

Abstract: A control method for an imaging system is provided. The imaging system includes a display device and a dimming lens disposed on a display side of the display device. The dimming lens is capable of moving toward or away from the display apparatus to adjust an object distance from the display device to the dimming lens. The control method includes: determining the object distance when the dimming lens moves to a set position; according to the object distance, determining an image distance from a virtual image, generated by a display image of the display device through the dimming lens, to the dimming lens; and according to the determined image distance and a correlation between the image distance and a resolution of the display image, determining a resolution corresponding to the determined image distance, and controlling the display device to display the display image at the determined resolution.

Abstract: An image display processing method for a display device, an image display processing device, a display device, and a non-volatile storage medium are provided. The display device includes a backlight unit and a display panel, the backlight unit includes a plurality of backlight blocks and is driven by a local dimming mode, and the image display processing method includes: obtaining initial backlight data of each of the plurality of backlight blocks corresponding to a display image; performing a peak driving process on the initial backlight data of each of the plurality of backlight blocks by a graphics processing unit to obtain adjusted backlight data of each of the plurality of backlight blocks; and providing the adjusted backlight data to the backlight unit by the graphics processing unit so that the display panel displays the display image.

Abstract: Embodiments of the present disclosure provide a method for controlling a virtual reality display device, wherein the virtual reality display device includes a display, an optical system, and a movement controller. In this method, an anti-distortion image is generated based on the original image according to distortion parameters of the optical system. The anti-distortion image includes an effective image area and an invalid image area, wherein the effective image area includes image information of the original image. The movement control information is written into the invalid image area, and the movement control information is used by the movement controller to control the movement of the display. The anti-distortion image is provided to the virtual reality display device.

Abstract: Disclosed are a control method and apparatus for a virtual reality device. The method includes acquiring vision information of a current user that uses a virtual reality device; and according to the vision information of the current user, adjusting the distance between a lens in the virtual reality device and the eyes of the current user, and the distance between the field of view angle of each virtual camera and adjacent virtual cameras.

Abstract: An image processing method is disclosed. The image processing method may include: partitioning an original gridded image to obtain a plurality of regional grid images, wherein the regional grid images are distributed along a direction away from a geometric center of the original gridded image (S300); and adjusting grid vertices of the regional grid images based on anti-distortion parameters to obtain a plurality of regional correction grid images forming a grid correction image (S400). A grid density of each of the regional correction grid images may be smaller than or equal to a grid density of a corresponding regional grid image, and the grid density of each of the plurality of the regional correction grid images may gradually increase along the direction away from the geometric center of the original gridded image.

Abstract: An image rendering method for a computer product coupled to a display apparatus may include rendering an entire display region of the display apparatus with a first rendering mode to generate a first rendering mode sample image, determining a target region in the entire display region, rendering the target region with a second rendering mode to generate a second rendering mode sample image, and transmitting data of the first rendering mode sample image and the second rendering mode sample image. The second rendering mode comprises at least a value of an image rendering feature that is higher than that of the first rendering mode.

Abstract: An image processing method, a backlight brightness adjustment method, an image processing system, and a computer readable storage medium are provided. The image processing method includes: acquiring a display image; dividing the display image to obtain one or more initial local regions; calculating an average brightness value of each of the one or more initial local regions respectively; acquiring an output image according to the average brightness value of each of the one or more initial local regions and the display image.

Abstract: An image rendering method, device, and system, a storage medium, and an image display method are provided. The image rendering method includes: acquiring an image to be displayed; according to a gaze point of human eyes on a display screen, obtaining a gaze point position on the image to be displayed; determining, according to the gaze point position, a first sampling area and a second sampling area of the image to be displayed; performing first resolution sampling on the first sampling area to obtain a first display area; performing second resolution sampling on the image to be displayed to obtain a second display area corresponding to the second sampling area, a resolution of the second sampling area being greater than that of the second display area; and splicing the first display area and the second display area to obtain an output image to be transmitted to the virtual reality device.

Abstract: An image processing method according to some embodiments of the present disclosure includes: obtaining rendering durations of images of M frames; determining whether the rendering durations of the images of the M frames match a motion gesture requirement; if yes, controlling a difference ?t between a rendering start timing of the image of each frame and a warp processing start timing of the image of a corresponding frame to be less than or equal to a preset difference ?taim; otherwise, setting a system frame rate to make the rendering duration of the image of each frame match the motion gesture requirement.

Abstract: An image processing method includes determining a display mode; processing, according to an image processing manner corresponding to the display mode, original image data to obtain target image data; and transmitting the target image data to an image display terminal, so that the image display terminal performs image display according to a scanning display manner corresponding to the display mode, a resolution of the target image data is less than or equal to that of the original image data, and the target image data carries indication information of the display mode.

Abstract: Provided is a focusing assembly including a focusing barrel and a barrel retaining ring; the focusing barrel includes a first sleeve, a second sleeve, and a third sleeve that are sequentially sleeved from inside to outside of the focusing barrel; the first sleeve is provided with a lens mounting portion for mounting a focusing lens, a first end of the second sleeve is provided with a display screen mounting portion for mounting a display screen, a second end of the second sleeve is detachably connected to the barrel retaining ring, the first end and the second end being opposite ends of the second sleeve; and the lens mounting portion and the display screen mounting portion are configured such that the relative position thereof in a focusing direction of the focusing assembly is adjustable.