Field display system, field display method, and field display program

A field display system comprising:

• a projecting unit, implemented by a processor, configured to project a position in an image captured by a camera, on a plurality of monitoring domains obtained by moving, in parallel, a region to be monitored which defines a range to be checked for an image capturing situation of the camera, the monitoring domain being determined based on a height of a target to be monitored, an image of which is captured by the camera, and to specify fields of the plurality of monitoring domains as a range an image of which the camera captures without being blocked by an obstacle;
• an integrating unit, implemented by the processor, configured to integrate the fields in the monitoring domains;
• and
• a display control unit, implemented by the processor, configured to cause a display apparatus to display an integration result of the fields, wherein
• the integrating unit extracts a region corresponding to a field of each monitoring domain as the integration result of the fields per camera, and
• the display control unit causes the display apparatus to display the extracted region per camera.

A field display system comprising:

• a projecting unit, implemented by a processor, configured to project a position in an image captured by a camera, on a plurality of monitoring domains obtained by moving, in parallel, a region to be monitored which defines a range to be checked for an image capturing situation of the camera, the monitoring domain being determined based on a height of a target to be monitored, an image of which is captured by the camera, and to specify fields of the plurality of monitoring domains as a range an image of which the camera captures without being blocked by an obstacle;
• an integrating unit, implemented by the processor, configured to integrate the fields in the monitoring domains;
• and
• a display control unit, implemented by the processor, configured to cause a display apparatus to display an integration result of the fields,
• wherein the integrating unit comprises:
• a field rate calculating unit, implemented by the processor, configured to perform, per camera, processing of calculating a field rate which is a ratio of the number of monitoring domains, positions of which belong to the fields, to a total number of monitoring domains, per position outside a range in the region to be monitored in which the obstacle exists;
• and
• an average field rate calculating unit, implemented by the processor, configured to calculate, per position outside the range in the region to be monitored in which the obstacle exists, an average field rate which is an average value of field rates of predetermined top rank orders out of field rates calculated per camera for the position, and
• the display control unit causes the display apparatus to display a region corresponding to each average field rate in the region to be monitored according to a mode which supports the average field rate.

A field display system comprising:

• a projecting unit, implemented by a processor, configured to project a position in an image captured by a camera, on a plurality of monitoring domains obtained by moving, in parallel, a region to be monitored which defines a range to be checked for an image capturing situation of the camera, the monitoring domain being determined based on a height of a target to be monitored, an image of which is captured by the camera, and to specify fields of the plurality of monitoring domains as a range an image of which the camera captures without being blocked by an obstacle;
• a segmenting unit, implemented by the processor, configured to segment each monitoring domain based on how many fields of cameras each monitoring domain corresponds to;
• and
• a display control unit, implemented by the processor, configured to cause the display apparatus to display each monitoring domain to display a region segmented in an individual monitoring domain according to a mode which supports the number of cameras which include the region in the fields.

A field display method comprising:

• projecting a position in an image captured by a camera, on a plurality of monitoring domains obtained by moving, in parallel, a region to be monitored which defines a range to be checked for an image capturing situation of the camera, the monitoring domain being determined based on a height of a target to be monitored, an image of which is captured by the camera, and specifying fields of the plurality of monitoring domains as a range an image of which the camera captures without being blocked by an obstacle;
• integrating the fields in the monitoring domains;
• and
• causing a display apparatus to display an integration result of the fields,
• wherein when integrating the fields in the monitoring domains, performing, per camera, processing of calculating a field rate which is a ratio of the number of monitoring domains, positions of which belong to the fields, to a total number of monitoring domains, per position outside a range in the region to be monitored in which the obstacle exists, and
• wherein the integration result of the fields includes, per camera, a region corresponding to each field rate in the region to be monitored according to a mode which supports the field rate.

A field display method comprising:

• projecting a position in an image captured by a camera, on a plurality of monitoring domains obtained by moving, in parallel, a region to be monitored which defines a range to be checked for an image capturing situation of the camera, the monitoring domain being determined based on a height of a target to be monitored, an image of which is captured by the camera, and specifying fields of the plurality of monitoring domains as a range an image of which the camera captures without being blocked by an obstacle;
• segmenting each monitoring domain based on how many fields of cameras each monitoring domain corresponds to;
• and
• causing the display apparatus to display each monitoring domain to display a region segmented in an individual monitoring domain according to a mode which supports the number of cameras which include the region in the fields.

A non-transitory computer-readable recording medium in which a field display program is recorded, the field display program causing a computer to execute:

• projection processing of projecting a position in an image captured by a camera, on a plurality of monitoring domains obtained by moving, in parallel, a region to be monitored which defines a range to be checked for an image capturing situation of the camera, the monitoring domain being determined based on a height of a target to be monitored, an image of which is captured by the camera, and specifying fields of the plurality of monitoring domains as a range an image of which the camera captures without being blocked by an obstacle;
• integration processing of integrating the fields in the monitoring domains;
• and
• display control processing of causing a display apparatus to display an integration result of the fields,
• wherein the integrating processing includes:
• performing, per camera, processing of calculating a field rate which is a ratio of the number of monitoring domains, positions of which belong to the fields, to a total number of monitoring domains, per position outside a range in the region to be monitored in which the obstacle exists, and
• wherein the integration result of the fields includes, per camera, a region corresponding to each field rate in the region to be monitored according to a mode which supports the field rate.

A non-transitory computer-readable recording medium in which a field display program is recorded, the field display program causing a computer to execute:

• projection processing of projecting a position in an image captured by a camera, on a plurality of monitoring domains obtained by moving, in parallel, a region to be monitored which defines a range to be checked for an image capturing situation of the camera, the monitoring domain being determined based on a height of a target to be monitored, an image of which is captured by the camera, and specifying fields of the plurality of monitoring domains as a range an image of which the camera captures without being blocked by an obstacle;
• segmentation processing of segmenting each monitoring domain based on how many fields of cameras each monitoring domain corresponds to;
• and
• display control processing of causing a display apparatus to display each monitoring domain to display a region segmented in an individual monitoring domain according to a mode which supports the number of cameras which include the region in the fields.