JP2020028079A5 - Imaging equipment and image processing equipment, their control methods, programs, storage media - Google Patents

Claims (18)

An imaging device capable of generating a single composite image by synthesizing a plurality of unit images having different imaging directions and having a partially common area.
An imaging means for capturing a subject image and
The imaging means is made to image the plurality of unit images, and before and after the imaging of each unit image of the plurality of unit images, a short-second exposure having a shorter exposure time than the exposure time of the unit image. A control means for capturing an image and
A first short exposure image taken after the first unit image is taken and a second short shot taken before the second short shot taken following the first unit image. A calculation means for calculating the amount of movement of the subject between the first short-exposure image and the second short-exposure image using the second-exposure image, and
Based on the movement amount of the subject calculated by the calculation means, the first unit image and the second unit image are aligned, and the first unit image and the second unit image are combined. Synthetic means to do
An imaging device characterized by comprising. The imaging apparatus according to claim 1, wherein the subject is a starry sky, and the unit image is an image taken with a long exposure for photographing the starry sky. The imaging device according to claim 2, wherein the short-exposure image is an image captured by increasing the sensitivity of the imaging means in order to capture a starry sky with a short-second exposure. When the first determination means for determining whether or not it is necessary to capture the short-exposure image is further provided, and it is determined by the first determination means that the short-exposure image does not need to be captured. The imaging device according to any one of claims 1 to 3, wherein the control means omits imaging of the short-second exposure image. The first determination means determines that imaging of the short exposure image is not necessary when there is no movement of the subject between the first short exposure image and the second short exposure image. The image pickup apparatus according to claim 4, wherein the image pickup apparatus is characterized by the above. The first unit image and the second unit image are determined by the second determination means for determining whether or not the alignment of the first unit image and the second unit image is possible, and the second determination means. The imaging device according to any one of claims 1 to 5, further comprising a warning means for issuing a warning when it is determined that alignment of a unit image is impossible. The second determination means is when the amount of movement of the subject between the first short-time exposure image and the second short-time exposure image calculated by the calculation means exceeds a predetermined amount. The imaging apparatus according to claim 6, wherein it is determined that the alignment of the first unit image and the second unit image is impossible. The second determination means further includes a time measuring means for measuring the elapsed time between the acquisition of the first short-exposure image and the imaging of the second short-exposure image, and the second determination means has a predetermined elapsed time. The imaging device according to claim 6, wherein it is determined that the alignment of the first unit image and the second unit image is impossible when the time is exceeded. An image processing device capable of generating a single composite image by synthesizing a plurality of unit images having different imaging directions and having a partially common region.
Acquires the plurality of unit images and short-second exposure images captured with an exposure time shorter than the exposure time of the unit images before and after imaging of each of the plurality of unit images. Acquisition method and
A first short exposure image taken after the first unit image is taken and a second short shot taken before the second short shot taken following the first unit image. A calculation means for calculating the amount of movement of the subject between the first short-exposure image and the second short-exposure image using the second-exposure image, and
Based on the movement amount of the subject calculated by the calculation means, the first unit image and the second unit image are aligned, and the first unit image and the second unit image are combined. Synthetic means to do
An image processing device comprising. The image processing apparatus according to claim 9, wherein the subject is a starry sky, and the unit image is an image taken with a long exposure for photographing the starry sky. The short second exposure image, an image processing apparatus according to claim 10, characterized in that in order to capture the short second exposure starry, a captured image by increasing the sensitivity of an imaging unit. The first unit image and the second unit image are determined by the second determination means for determining whether or not the alignment of the first unit image and the second unit image is possible, and the second determination means. The image processing apparatus according to any one of claims 9 to 11, further comprising a warning means for issuing a warning when it is determined that the unit image cannot be aligned. In the second determination means, when the amount of movement of the subject between the first short-second exposed image and the second short-second exposed image calculated by the calculation means exceeds a predetermined amount. The image processing apparatus according to claim 12, wherein it is determined that the alignment of the first unit image and the second unit image is impossible. The acquisition means further acquires information on the elapsed time between the acquisition of the first short-second exposed image and the acquisition of the second short-second exposed image, and the second determination means obtains the elapsed time. The image processing apparatus according to claim 12, wherein when the number exceeds a predetermined time, it is determined that the alignment of the first unit image and the second unit image is impossible. It is a method of controlling an imaging device capable of generating one composite image by synthesizing a plurality of unit images having different imaging directions and partially having a common area.
The imaging means for capturing the subject image captures the plurality of unit images, and the exposure time is longer than the exposure time of the unit image before and after the imaging of each unit image of the plurality of unit images. A control process for capturing a short short-second exposure image,
A first short exposure image taken after the first unit image is taken and a second short shot taken before the second short shot taken following the first unit image. A calculation step of calculating the amount of movement of the subject between the first short-exposure image and the second short-exposure image using the second-exposure image, and a calculation step.
Based on the movement amount of the subject calculated in the calculation step, the first unit image and the second unit image are aligned, and the first unit image and the second unit image are combined. Synthesis process and
A method for controlling an imaging device, which comprises. It is a method of controlling an image processing device capable of generating one composite image by synthesizing a plurality of unit images having different imaging directions and having a partially common region.
Acquires the plurality of unit images and short-second exposure images captured with an exposure time shorter than the exposure time of the unit images before and after imaging of each of the plurality of unit images. Acquisition process and
A first short exposure image taken after the first unit image is taken and a second short shot taken before the second short shot taken following the first unit image. A calculation step of calculating the amount of movement of the subject between the first short-exposure image and the second short-exposure image using the second-exposure image, and a calculation step.
Based on the movement amount of the subject calculated in this calculation, the first unit image and the second unit image are aligned, and the first unit image and the second unit image are combined. The synthesis process to synthesize and
A method for controlling an image processing apparatus, which comprises. A program for causing a computer to execute each step of the control method according to claim 15 or 16. A computer-readable storage medium that stores a program for causing a computer to execute each step of the control method according to claim 15 or 16.