Image device for generating depth images and related electronic device
An image device for generating depth images includes at least two image capturers and a rotating device. When the rotating device rotates the at least two image capturers, multiple images captured by the at least two image capturers are utilized to generate a depth image, wherein a view angle corresponding to the depth image is not less than a view angle of each image capturer of the at least two image capturers.
1 . An image device for generating depth images, comprising:
at least two image capturers; and
a rotating device, wherein when the rotating device rotates the at least two image capturers, multiple images captured by the at least two image capturers are utilized to generate a depth image, wherein a view angle corresponding to the depth image is not less than a view angle of each image capturer of the at least two image capturers.
2 . The image device of claim 1 , further comprising:
a supporting unit coupled to the rotating device, wherein the at least two image capturers are installed on the supporting unit.
3 . The image device of claim 1 , wherein a rotation axis of the rotating device passes through an optical center of the each image capturer.
4 . The image device of claim 1 , wherein a processor stitches a plurality of first images captured by an image capturer of the at least two image capturers to generate a color image according to a feature point matching method or a fixed angle method, and stitches a plurality of second images captured by another image capturer of the at least two image capturers to generate the depth image according to the feature point matching method or the fixed angle method, wherein the another image capturer is different from the image capturer.
5 . The image device of claim 4 , wherein the processor is installed in the image device or outside the image device.
6 . The image device of claim 4 , wherein the color image and the depth image are integrated into a color and depth image, and the color and depth image is stored as a file.
7 . The image device of claim 6 , wherein when the color and depth image is stored as the file, the color image is compressed according to a Joint Photographic Experts Group (JPEG) format, the depth image is compressed according to a lossless format, and a compressed depth image is stored in a header of the file.
8 . An image device for generating depth images, comprising:
at least one image capturer;
at least one light source emitting emission light; and
a rotating device;
wherein when the rotating device rotates the at least one image capturer and the at least one light source, multiple images captured by the at least one image capturer and the emission light are used for generating a depth image, wherein a view angle corresponding to the depth image is not less than a view angle of each image capturer of the at least one image capturer.
9 . The image device of claim 8 , wherein when the rotating device rotates the at least one image capturer and the at least one light source, a plurality of images comprising the emission light captured by an image capturer of the at least one image capturer or flight time corresponding to the emission light passing from the at least one light source to each object and passing from the each object to the image capturer after the emission light is reflected by the each object is used for generating the depth map.
10 . The image device of claim 9 , wherein when the plurality of images are used for generating the depth image, the emission light is structured light.
11 . The image device of claim 8 , further comprising:
a supporting unit coupled to the rotating device, wherein the at least one image capturer and the at least one light source are installed on the supporting unit.
12 . The image device of claim 8 , wherein a rotating axis of the rotating device passes through an optical center of the each image capturer of the at least one image capturer.
13 . An electronic device for viewing a panoramic color and depth image, comprising:
a display; and
a processor reading a 360 degree panoramic color image and a 360 degree panoramic depth image, wherein the 360 degree panoramic color image corresponds to the 360 degree panoramic depth image;
wherein when the electronic device is moved or rotated, the processor further converts a part of the 360 degree panoramic color image corresponding to a view angle corresponding to motion or rotation of the electronic device into a planar color image and a part of the 360 degree panoramic depth image corresponding to the view angle into a planar depth image according to the view angle, combines the planar color image with the planar depth image to generate a planar color and depth image corresponding to the view angle, and makes the display display the planar color image according to the planar color and depth image.
14 . The electronic device of claim 13 , further comprising:
an inertial sensor determining the view angle corresponding to the motion or the rotation of the electronic device according to the motion or the rotation of the electronic device.
15 . The electronic device of claim 13 , wherein each depth value of the 360 degree panoramic depth image corresponds to a virtual optical center which the electronic device acts as, and each depth value of the planar depth image corresponds to a virtual optical plane where the electronic device is located.
16 . The electronic device of claim 13 , wherein when the processor combines the planar color image with the planar depth image to generate the planar color and depth image, the processor converts the planar depth image into depth information corresponding to a virtual optical plane to make the planar color and depth image have the depth information.