Multiview image creation system and method
A multiview image creation system and method create a multiview image from a single view image. Creating a multiview image includes importing a single view image and assigning the single view image to a first multiview image layer of a composite multiview image. Creating a multiview image further includes replicating the single view image into a plurality of view images of the first multiview image layer, converting a depth setting of the first multiview image layer into a plurality of shift values of corresponding view images based on an ordered number of the view images, and shifting the view images of the first multiview image layer according to the corresponding shift values. The plurality of multiview image layers may be automatically rendered in a predefined sequence as the composite multiview image on a multiview display.
1. A method of creating a multiview image, the method comprising:
importing a single view image into an application, the single view image being assigned to a first multiview image layer among a plurality of multiview image layers that form a composite multiview image;
replicating the single view image into a plurality of view images of the first multiview image layer;
receiving user input comprising a depth setting for the first multiview image layer;
converting the depth setting to a plurality of shift values for corresponding view images based on an ordered number of each of the view images, the plurality of shift values being ordered such that adjacent shift values are equally spaced apart with a spacing that corresponds to the depth setting;
shifting the view images of the first multiview image layer according to the corresponding shift values in response to the first multiview image layer being selected; and
automatically rendering the plurality of multiview image layers in a predefined sequence as the composite multiview image on a multiview display.
2. The method of creating a multiview image of claim 1 , wherein the single view image is formatted in a bitmap format comprising color channel values and a transparency value for each pixel.
3. The method of creating a multiview image of claim 1 , further comprising assigning one of the view images as a base view image, wherein the shift value of the base view image is zero.
4. The method of creating a multiview image of claim 1 , wherein shifting each view image comprises shifting pixels of each view image along a horizontal direction.
5. The method of creating a multiview image of claim 1 , further comprising blending each view image of the first multiview image layer with corresponding view images of a second multiview image layer of the plurality of multiview image layers.
6. The method of creating a multiview image of claim 1 , wherein automatically rendering the plurality of multiview image layers in the predefined sequence as the composite multiview image comprises rendering an upper multiview image layer defined by the predefined sequence while omitting transparent regions of the upper multiview image layer.
7. The method of creating a multiview image of claim 1 , wherein automatically rendering the plurality of multiview image layers in the predefined sequence as the composite multiview image comprises mapping pixels of each view image to interlaced locations of the multiview display.
8. The method of creating a multiview image of claim 1 , further comprising selecting a region of the first multiview image layer and selectively shifting a portion of the view images that fall within the selected region.
9. The method of creating a multiview image of claim 1 , further comprising formatting the composite multiview image in a user-specified multiview file format.
10. A multiview image generation system comprising:
a multiview display;
a processor, and
a memory that stores a plurality of instructions, which, when executed, cause the processor to:
select a first multiview image layer among a plurality of multiview image layers that form a composite multiview image, the first multiview image layer comprising a plurality of view images;
receive user input comprising a depth setting for the first multiview image layer;
convert the depth setting to a plurality of shift values for corresponding view images based on an ordered number of each of the view images, the plurality of shift values being ordered such that adjacent shift values are equally spaced apart with a spacing that corresponds to the depth setting;
shift the view images of the selected first multiview image layer according to the corresponding shift values; and
automatically render the plurality of multiview image layers in a predefined sequence as the composite multiview image on the multiview display,
wherein the first multiview image layer is a newly created multiview image layer, and
wherein each ordered number corresponds to a relative position of each of the view images.
11. The multiview image generation system of claim 10 , wherein the plurality of the view images are identical view images that are replicated from a single view image.
12. The multiview image generation system of claim 10 , wherein one of the view images is assigned as a base view image, wherein the shift value of the base view image is zero.
13. The multiview image generation system of claim 10 , wherein the plurality of instructions, which, when executed, further cause the processor to:
blend each view image of the first multiview image layer with corresponding view images of a second multiview image layer of the plurality of multiview image layers.
14. The multiview image generation system of claim 10 , further comprising a shader configured to iteratively render the plurality of multiview image layers in the predefined sequence by mapping pixels of each multiview image layer to interlaced locations of the multiview display.
15. The multiview image generation system of claim 10 , wherein the multiview display is configured to provide broad-angle emitted light during a two-dimensional (2D) mode using a broad-angle backlight;
wherein the multiview display is configured to provide directional emitted light during a multiview mode using a multiview backlight having an array of multibeam elements, the directional emitted light comprising a plurality of directional light beams provided by each multibeam element of the multibeam element array;
wherein the multiview display is configured to time multiplex the 2D and multiview modes using a mode controller to sequentially activate the broad-angle backlight during a first sequential time interval corresponding to the 2D mode and the multiview backlight during a second sequential time interval corresponding to the multiview mode; and
wherein directions of directional light beams of the directional light beam plurality correspond to different view directions of the composite multiview image.
16. The multiview image generation system of claim 15 , wherein the multiview display is configured to guide light in a light guide as guided light; and
wherein the multiview display is configured to scatter out a portion of the guided light as the directional emitted light using multibeam elements of the multibeam element array, each multibeam element of the multibeam element array comprising one or more of a diffraction grating, a micro-refractive element, and a micro-reflective element.
17. A non-transitory, computer-readable storage medium storing executable instructions that, when executed by a processor of a computing system, implement operations to create a multiview image from a depth map. the operations comprising:
assigning a single view image to a first multiview image layer;
loading the depth map for the first multiview image layer;
modifying one or both of a size and a shape of the depth map to provide a modified depth map;
synthesizing a plurality of view images from the single view image and from the modified depth map for the first multiview image layer, the plurality of view images being ordered such that adjacent view images are equally spaced apart with a spacing that corresponds to a property of the modified depth map; and
automatically rendering the first multiview image layer and a second multiview image layer in a predefined sequence as a composite multiview image on a multiview display.
18. The non-transitory, computer-readable storage medium of claim 17 , wherein synthesizing a plurality of view images comprises predicting the plurality of view images using a neural network.
19. The non-transitory, computer-readable storage medium of claim 17 , wherein automatically rendering comprises mapping pixels of each view image to interlaced locations of the multiview display.
20. The non-transitory, computer-readable storage medium of claim 17 , wherein a user interface is configured to overlay the depth map on the single view image and receive user input to modify one or both of a size and a shape of the depth map.