Method and apparatus for an imaging device
An embodiment of an image recording apparatus includes an eyeglass frame, at least one first optical unit disposed on the eyeglass frame for capturing a main scene image, and at least one second optical unit disposed on the eyeglass frame for capturing an auxiliary scene image. The first and the second field of view of the user at least partially overlap. The image resolution of the main scene image is lower than the image resolution of the main scene image and the field of view of the main scene image is larger than the field of view of the auxiliary scene image. The image recording apparatus further includes at least one processor for receiving the main and the auxiliary scene images, and generating a modified resolution copy of the main scene image based on the auxiliary scene image.
1 . An image recording apparatus comprising:
a first camera module configured to have a first field of view and generate first image data that is reproducible as a first image within the first field of view and having a first resolution;
a second camera module configured to have a second field of view and generate second image data that is reproducible as a second image within the second field of view and having a second resolution;
the first camera module and the second camera module disposed on or in a common support and spaced from each other by a predetermined distance such that the first field of view and the second field of view share an overlapping field of view;
the first camera module and the second camera module configured such that the first image data and the second image data are generated at the same time or at about the same time when the first camera and the second camera are directed at a scene such that the first image and the second image are of the scene and include a same portion of the scene within the overlapping field of view such that stereo imaging of the scene in the overlapping field of view is provided; and
at least one processor configured to:
receive at least a portion of the first image data from the first camera and at least a portion of the second image data from the second camera;
process the at least a portion of the first image data and the at least a portion of the second image data using at least one common feature associated with (i) the at least a portion of the first image data and (ii) the at least a portion of the second image data, to generate distance information regarding distance to a subject in the same portion of the scene included in the first image and the second image; and
process the at least a portion of the second image data and the distance information to generate for display to a user an output image by:
determining a region of interest in the second image and a peripheral region in the second image using the distance information such that the region of interest in the second image comprises the subject and is at least partially enclosed by the peripheral region in the second image;
using the peripheral region in the second image for a peripheral region in the output image by lowering the second resolution of the peripheral region in the second image to provide the peripheral region in the output image, wherein the peripheral region in the output image has a peripheral region resolution lower than the second resolution such that the peripheral region in the output image appears to the user as an unfocused periphery of the output image when the output image is displayed to the user; and
using the region of interest in the second image for a region of interest in the output image, wherein the region of interest in the output image has a region of interest resolution higher than the peripheral region resolution of the peripheral region in the output image such that the region of interest in the output image appears to the user as a focused region of the output image when the output image is displayed to the user.
2 . The image recording apparatus of claim 1 , wherein:
the second field of view is narrower than the first field of view;
the second resolution is higher than the first resolution; and
the peripheral region resolution is lower than the first resolution.
3 . The image recording apparatus of claim 2 , wherein the region of interest resolution has the second resolution.
4 . The image recording apparatus of claim 3 , wherein:
the second field of view is entirely within the first field of view such that the second field of view comprises all of the overlapping field of view and the scene within the second field of view comprises all of the same portion of the scene within the overlapping field of view; and
the output image is of the scene only within the second field of view.
5 . The image recording apparatus of claim 1 , wherein the image recording apparatus is embodied in a mobile phone.
6 . The image recording apparatus of claim 1 , wherein the common support includes an eyeglass frame.
7 . The image recording apparatus of claim 1 , further comprising a display unit, wherein the output image is displayed on the display unit.
8 . The image recording apparatus of claim 7 , further comprising a memory unit, wherein the at least one processor is further configured to save image data reproducible as the output image to the memory unit.
9 . The image recording apparatus of claim 1 , wherein the subject is a face of a person, and wherein the at least one processor is further configured to execute a facial recognition procedure to identify the face.
10 . The image recording apparatus of claim 1 , wherein the second resolution of the peripheral region in the second image is reduced to provide the peripheral region in the output image by pixel binning, applying a low pass filter, or a combination thereof.
11 . The method of claim 1 , wherein the at least one common feature is a plurality of common features.
12 . A method for generating a modified image using a multi-camera device having a first camera module and a second camera module, the method comprising:
generating first image data, via the first camera module configured to have a first field of view, the first image data being reproducible as a first image within the first field of view and having a first resolution;
generating second image data, via the second camera module configured to have a second field of view, the second image data being reproducible as a second image within the second field of view and having a second resolution, the first camera module and the second camera module disposed on or in a common support and spaced from each other by a predetermined distance such that the first field of view and the second field of view share an overlapping field of view, the first camera module generating the first image data at the same time or at about the same time that the second camera module generates the second image data when the first camera and the second camera are directed at a scene such that the first image and the second image are of the scene and include a same portion of the scene within the overlapping field of view such that stereo imaging of the scene in the overlapping field of view is provided; and
receiving, via a processor, at least a portion of the first image data from the first camera and at least a portion of the second image data from the second camera;
processing, via the processor, the at least a portion of the first image data and the at least a portion of the second image data using at least one common feature associated with (i) the at least a portion of the first image data and (ii) the at least a portion of the second image data, to generate distance information regarding distance to a subject in the same portion of the scene included in the first image and the second image; and
processing, via the processor, the at least a portion of the second image data and the distance information to generate for display to a user an output image by:
determining a region of interest in the second image and a peripheral region in the second image using the distance information such that the region of interest in the second image comprises the subject and is at least partially enclosed by the peripheral region in the second image;
using the peripheral region in the second image for a peripheral region in the output image by lowering the second resolution of the peripheral region in the second image to provide the peripheral region in the output image, wherein the peripheral region in the output image has a peripheral region resolution lower than the second resolution such that the peripheral region in the output image appears to the user as an unfocused periphery of the output image when the output image is displayed to the user; and
using the region of interest in the second image for a region of interest in the output image, wherein the region of interest in the output image has a region of interest resolution higher than the peripheral region resolution of the peripheral region in the output image such that the region of interest in the output image appears to the user as a focused region of the output image when the output image is displayed to the user.
13 . The method of claim 12 , wherein:
the second field of view is narrower than the first field of view;
the second resolution is higher than the first resolution; and
the peripheral region resolution is lower than the first resolution.
14 . The method of claim 13 , wherein the region of interest resolution has the second resolution.
15 . The method of claim 14 , wherein:
the second field of view is entirely within the first field of view such that the second field of view comprises all of the overlapping field of view and the scene within the second field of view comprises all of the same portion of the scene within the overlapping field of view; and
the output image is of the scene only within the second field of view.
16 . The method of claim 12 , wherein the common support includes an eyeglass frame.
17 . The method of claim 12 , wherein the multi-camera device further comprises a display unit, and wherein the method further comprises displaying the output image on the display unit.
18 . The method of claim 17 , wherein the multi-camera device further comprises a memory unit, and wherein the method further comprises saving image data reproducible as the output image to the memory unit.
19 . The method of claim 12 , wherein the subject is a face of a person, and wherein the method further comprises executing a facial recognition procedure to identify the face.
20 . The method of claim 12 , wherein the second resolution of the peripheral region in the second image is reduced to provide the peripheral region in the output image by pixel binning, applying a low pass filter, or a combination thereof.
21 . The imaging system of claim 12 , wherein the at least one common feature is a plurality of common features.