LED wall surface reflectance
A system for determining surface reflectance of an LED display wall for use in a video game with respect to an object placed before the LED display wall includes a first number of LED sources and a second number of LED sources larger than the first number. The system includes at least one programmatic module for receiving data inputs, which define at least one or more surface area portions of the LED display wall and one or more parameters, a controller coupled with the programmatic module and configured to activate the LED sources in the one or more defined portions of the LED display wall, a camera configured to capture surface reflectance data of the object positioned in front of the LED display wall upon activation or change of the one or more parameters, and a processor configured to process and generate characterizing surface reflectance data.
1 . A system for determining surface reflectance of an LED display wall, with respect to an object placed before said LED display wall, wherein the LED display wall comprises a first number of light emitting diode (LED) sources, the system comprising:
at least one programmatic module configured to receive a plurality of data inputs defining at least one target illumination zone comprising one or more contiguous surface area portions of the LED display wall, wherein each of the defined one or more contiguous surface area portions of the LED display wall comprise a grouping of more than one of the first number of LED sources;
a controller coupled with the programmatic module and configured to activate the LED sources in the defined at least one target illumination zone according to one or more calibration parameters, wherein the one or more calibration parameters comprises at least one of color, luminance, and exposure;
a camera configured to capture data indicative of reflected light intensity and spectral distribution from the object positioned in front of the at least one target illumination zone during activation; and
a processor configured to process the captured data to generate calibrated surface reflectance data for the object and to store the calibrated surface reflectance data as reflectance profile data adapted to be implemented in a video game.
2 . The system of claim 1 , wherein the at least one target illumination zone of the LED display wall comprises a number of LED sources equal to one LED source per pixel of an image in the video game.
3 . The system of claim 1 , wherein the controller is configured to move a location of the at least one target illumination zone of the LED display wall based on the plurality of data inputs.
4 . The system of claim 3 , wherein the camera is configured to move based on the location of the at least one target illumination zone of the LED display wall.
5 . The system of claim 1 , wherein the one or more parameters further comprise at least one of the LED sources' brightness, brilliance, highlights, shadows, contrast, black point, saturation, vibrancy, warmth, tint, sharpness, and definition.
6 . The system of claim 1 , wherein the plurality of data inputs further comprises values defining one or more contexts, wherein the one or more contexts comprise at least one of a nighttime, cloudy day, rainy day, snowfall, thunderstorms, fluorescent light, moon shadows, sunset and sunrise.
7 . The system of claim 1 , wherein the at least one programmatic module is configured to generate a graphical user interface (GUI) configured to receive at least one of object characteristics, parameters, camera location, context and reflectance angle.
8 . The system of claim 7 , wherein, the object characteristics comprise a size of the object, a shape of the object and a distance of the object from the LED display wall.
9 . The system of claim 1 , wherein the LED display wall is at least 60 feet wide and 18 feet tall.
10 . The system of claim 1 , wherein the camera is configured to capture a predefined number of data points indicative of reflected light intensity and spectral distribution from the object positioned in front of the at least one target illumination zone of the LED display wall.
11 . A method for determining surface reflectance of an LED wall with respect to an object placed before the LED wall, wherein the LED display wall comprises a first number of light emitting diode (LED) sources, the method comprising:
receiving a plurality of data inputs defining at least one target illumination zone comprising, one or more contiguous surface area portions of the LED display wall, wherein each of the defined one or more contiguous surface area portions of the LED display wall comprise a grouping of more than one of the first number of LED sources;
activating the LED sources in the defined at least one target illumination zone according to one or more calibration parameters, wherein the one or more calibration parameters comprises at least one of color, luminance, and exposure;
using a camera to capture data indicative of reflected light intensity and spectral distribution from the object positioned in front of the at least one target illumination zone during activation; and
analyzing the captured data to generate calibrated surface reflectance data for the object and to store the calibrated surface reflectance data as reflectance profile data adapted to be implemented in a video game.
12 . The method of claim 11 , wherein the object characteristics comprise a size of the object, a shape of the object and a distance of the object from the LED wall.
13 . The method of claim 11 , further comprising prompting a user to approve the defined target illumination zone.
14 . The method of claim 11 , further comprising moving a location of the at least one target illumination zone of the LED display wall based on the plurality of data inputs.
15 . The method of claim 11 , wherein the one or more parameters of the LED wall further comprise at least one of the LED sources' brightness, brilliance, highlights, shadows, contrast, black point, saturation, vibrancy, warmth, tint, sharpness, and definition.
16 . The method of claim 11 , using the camera comprises capturing a predefined number of data points indicative of reflected light intensity and spectral distribution from the object positioned in front of the at least one target illumination zone of the LED display wall.
17 . The method of claim 11 , wherein the plurality of data inputs further comprises values defining one or more contexts, wherein the one or more contexts comprise at least one of a nighttime, cloudy day, rainy day, snowfall, thunderstorms, fluorescent light, moon shadows, and sunset/sunrise.
18 . The method of claim 11 , wherein a graphical user interface (GUI) is used to receive at least one of the one or more object characteristics, the one or more parameters, the camera location, and the one or more reflectance angles.
19 . The method of claim 11 , wherein the LED wall is at least 60 feet wide and 18 feet tall.
20 . The method of claim 11 , further comprising moving the camera based on the location of the at least one target illumination zone of the LED wall.