NI Vision for LabVIEW

IMAQ FPGA ColorThreshold VI

  • Updated2023-02-21
  • 29 minute(s) read
Owning Palette: Color Processing
Requires: NI Vision Development Module FPGA

Applies a threshold to the three planes of an RGB or HSL image and places the result into an image.

IMAQ FPGA ColorThreshold RGB32 x1

Applies a threshold to the three planes of an RGB image and places the result into an image.

Instance Details

Supported Image Types

32-bit RGB

IMAQ FPGA ColorThreshold RGB32 x1

cnclst.gif

Blue Range determines the thresholding range for the blue plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

ccclst.gif

Pixel Bus In when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

cnclst.gif

Pixel Data is the value of the pixel.

cu8.gif

A is the value of the alpha plane.

cu8.gif

R/H is the red or hue value of the first color plane, depending on the color mode.

cu8.gif

G/S is the green or saturation value of the second color plane, depending on the color mode.

cu8.gif

B/L is the blue or luminance value of the third color plane, depending on the color mode.

cbool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

cbool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

cbool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

cenum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

cnclst.gif

Red Range determines the thresholding range for the green plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cnclst.gif

Green Range determines the thresholding range for the green plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cbool.gif

Input Valid specifies whether the next data point has arrived for processing. Wire the Output Valid output of an upstream node to this input to transfer data from the upstream node to this node.

cbool.gif

Ready For Output specifies whether downstream nodes are ready for this node to return a new value. The default is TRUE. Use a Feedback Node to wire the Ready for Input output of a downstream node to this input of the current node.

Note  If this terminal is FALSE during a given cycle, the output valid terminal returns FALSE during that cycle.
icclst.gif

Pixel Bus Out when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

iu8.gif

Pixel Data is the value of the pixel.

ibool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

ibool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

ibool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

ienum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

ibool.gif

Output Valid returns TRUE if this node has computed a result that downstream nodes can use. Wire this output to the Input Valid input of a downstream node to transfer data from the node to the downstream node.

ibool.gif

Ready for Input returns TRUE if this node is ready to accept new input data. Use a Feedback Node to wire this output to the Ready for Output input of an upstream node.

Note  If this terminal returns FALSE during a given cycle, LabVIEW discards any data that other nodes send to this node during the following cycle. LabVIEW discards this data even if the Input Valid terminal is TRUE during the following cycle.

IMAQ FPGA ColorThreshold RGB32 x1 Details

Note  Resource estimates are based on a 40 MHz clock.

Virtex-5

Estimated Device Utilization

  • Slice Registers: 158
  • Slice LUTs: 174
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

Spartan-6

Estimated Device Utilization

  • Slice Registers: 157
  • Slice LUTs: 171
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

Zynq

Estimated Device Utilization

  • Slice Registers: 158
  • Slice LUTs: 172
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

Kintex-7

Estimated Device Utilization

  • Slice Registers: 407
  • Slice LUTs: 455
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

IMAQ FPGA ColorThreshold RGB32 x8

Applies a threshold to the three planes of an RGB image and places the result into an image.

Instance Details

Supported Image Types

32-bit RGB

IMAQ FPGA ColorThreshold RGB32 x8

cnclst.gif

Blue Range determines the thresholding range for the blue plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

ccclst.gif

Pixel Bus In when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

cnclst.gif

Pixel Data is the value of the pixel.

cu8.gif

A is the value of the alpha plane.

cu8.gif

R/H is the red or hue value of the first color plane, depending on the color mode.

cu8.gif

G/S is the green or saturation value of the second color plane, depending on the color mode.

cu8.gif

B/L is the blue or luminance value of the third color plane, depending on the color mode.

cbool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

cbool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

cbool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

cenum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

cnclst.gif

Red Range determines the thresholding range for the green plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cnclst.gif

Green Range determines the thresholding range for the green plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cbool.gif

Input Valid specifies whether the next data point has arrived for processing. Wire the Output Valid output of an upstream node to this input to transfer data from the upstream node to this node.

cbool.gif

Ready For Output specifies whether downstream nodes are ready for this node to return a new value. The default is TRUE. Use a Feedback Node to wire the Ready for Input output of a downstream node to this input of the current node.

Note  If this terminal is FALSE during a given cycle, the output valid terminal returns FALSE during that cycle.
icclst.gif

Pixel Bus Out when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

iu8.gif

Pixel Data is the value of the pixel.

ibool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

ibool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

ibool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

ienum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

ibool.gif

Output Valid returns TRUE if this node has computed a result that downstream nodes can use. Wire this output to the Input Valid input of a downstream node to transfer data from the node to the downstream node.

ibool.gif

Ready for Input returns TRUE if this node is ready to accept new input data. Use a Feedback Node to wire this output to the Ready for Output input of an upstream node.

Note  If this terminal returns FALSE during a given cycle, LabVIEW discards any data that other nodes send to this node during the following cycle. LabVIEW discards this data even if the Input Valid terminal is TRUE during the following cycle.

IMAQ FPGA ColorThreshold RGB32 x8 Details

Note  Resource estimates are based on a 40 MHz clock.

Kintex-7

Estimated Device Utilization

  • Slice Registers: 518
  • Slice LUTs: 720
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

IMAQ FPGA ColorThreshold HSL32 x1

Applies a threshold to the three planes of an HSL image and places the result into an image.

Instance Details

Supported Image Types

32-bit HSL

IMAQ FPGA ColorThreshold HSL32 x1

cnclst.gif

Lum Range determines the thresholding range for the luminance plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

ccclst.gif

Pixel Bus In when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

cnclst.gif

Pixel Data is the value of the pixel.

cu8.gif

A is the value of the alpha plane.

cu8.gif

R/H is the red or hue value of the first color plane, depending on the color mode.

cu8.gif

G/S is the green or saturation value of the second color plane, depending on the color mode.

cu8.gif

B/L is the blue or luminance value of the third color plane, depending on the color mode.

cbool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

cbool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

cbool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

cenum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

cnclst.gif

Hue Range determines the thresholding range for the hue plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cnclst.gif

Sat Range determines the thresholding range for the saturation plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cbool.gif

Input Valid specifies whether the next data point has arrived for processing. Wire the Output Valid output of an upstream node to this input to transfer data from the upstream node to this node.

cbool.gif

Ready For Output specifies whether downstream nodes are ready for this node to return a new value. The default is TRUE. Use a Feedback Node to wire the Ready for Input output of a downstream node to this input of the current node.

Note  If this terminal is FALSE during a given cycle, the output valid terminal returns FALSE during that cycle.
icclst.gif

Pixel Bus Out when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

iu8.gif

Pixel Data is the value of the pixel.

ibool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

ibool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

ibool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

ienum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

ibool.gif

Output Valid returns TRUE if this node has computed a result that downstream nodes can use. Wire this output to the Input Valid input of a downstream node to transfer data from the node to the downstream node.

ibool.gif

Ready for Input returns TRUE if this node is ready to accept new input data. Use a Feedback Node to wire this output to the Ready for Output input of an upstream node.

Note  If this terminal returns FALSE during a given cycle, LabVIEW discards any data that other nodes send to this node during the following cycle. LabVIEW discards this data even if the Input Valid terminal is TRUE during the following cycle.

IMAQ FPGA ColorThreshold HSL32 x1 Details

Note  Resource estimates are based on a 40 MHz clock.

Virtex-5

Estimated Device Utilization

  • Slice Registers: 158
  • Slice LUTs: 174
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

Spartan-6

Estimated Device Utilization

  • Slice Registers: 157
  • Slice LUTs: 171
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

Zynq

Estimated Device Utilization

  • Slice Registers: 158
  • Slice LUTs: 172
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

Kintex-7

Estimated Device Utilization

  • Slice Registers: 163
  • Slice LUTs: 182
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

IMAQ FPGA ColorThreshold HSL32 x8

Applies a threshold to the three planes of an HSL image and places the result into an image.

Instance Details

Supported Image Types

32-bit HSL

IMAQ FPGA ColorThreshold HSL32 x8

cnclst.gif

Lum Range determines the thresholding range for the luminance plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

ccclst.gif

Pixel Bus In when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

cnclst.gif

Pixel Data is the value of the pixel.

cu8.gif

A is the value of the alpha plane.

cu8.gif

R/H is the red or hue value of the first color plane, depending on the color mode.

cu8.gif

G/S is the green or saturation value of the second color plane, depending on the color mode.

cu8.gif

B/L is the blue or luminance value of the third color plane, depending on the color mode.

cbool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

cbool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

cbool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

cenum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

cnclst.gif

Hue Range determines the thresholding range for the hue plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cnclst.gif

Sat Range determines the thresholding range for the saturation plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cbool.gif

Input Valid specifies whether the next data point has arrived for processing. Wire the Output Valid output of an upstream node to this input to transfer data from the upstream node to this node.

cbool.gif

Ready For Output specifies whether downstream nodes are ready for this node to return a new value. The default is TRUE. Use a Feedback Node to wire the Ready for Input output of a downstream node to this input of the current node.

Note  If this terminal is FALSE during a given cycle, the output valid terminal returns FALSE during that cycle.
icclst.gif

Pixel Bus Out when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

iu8.gif

Pixel Data is the value of the pixel.

ibool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

ibool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

ibool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

ienum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

ibool.gif

Output Valid returns TRUE if this node has computed a result that downstream nodes can use. Wire this output to the Input Valid input of a downstream node to transfer data from the node to the downstream node.

ibool.gif

Ready for Input returns TRUE if this node is ready to accept new input data. Use a Feedback Node to wire this output to the Ready for Output input of an upstream node.

Note  If this terminal returns FALSE during a given cycle, LabVIEW discards any data that other nodes send to this node during the following cycle. LabVIEW discards this data even if the Input Valid terminal is TRUE during the following cycle.

IMAQ FPGA ColorThreshold HSL32 x8 Details

Note  Resource estimates are based on a 40 MHz clock.

Kintex-7

Estimated Device Utilization

  • Slice Registers: 518
  • Slice LUTs: 720
  • DSP48s: 0
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 1
  • Initiation Interval: 1

IMAQ FPGA ColorThreshold RGBTOHSL32 x1

Applies a threshold to the three planes of an RGB image and places the result into an image.

Instance Details

Supported Image Types

32-bit RGB

IMAQ FPGA ColorThreshold RGBTOHSL32 x1

cnclst.gif

Lum Range determines the thresholding range for the luminance plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

ccclst.gif

Pixel Bus In when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

cnclst.gif

Pixel Data is the value of the pixel.

cu8.gif

A is the value of the alpha plane.

cu8.gif

R/H is the red or hue value of the first color plane, depending on the color mode.

cu8.gif

G/S is the green or saturation value of the second color plane, depending on the color mode.

cu8.gif

B/L is the blue or luminance value of the third color plane, depending on the color mode.

cbool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

cbool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

cbool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

cenum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

cnclst.gif

Hue Range determines the thresholding range for the hue plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cnclst.gif

Sat Range determines the thresholding range for the saturation plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cbool.gif

Input Valid specifies whether the next data point has arrived for processing. Wire the Output Valid output of an upstream node to this input to transfer data from the upstream node to this node.

cbool.gif

Ready For Output specifies whether downstream nodes are ready for this node to return a new value. The default is TRUE. Use a Feedback Node to wire the Ready for Input output of a downstream node to this input of the current node.

Note  If this terminal is FALSE during a given cycle, the output valid terminal returns FALSE during that cycle.
icclst.gif

Pixel Bus Out when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

iu8.gif

Pixel Data is the value of the pixel.

ibool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

ibool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

ibool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

ienum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

ibool.gif

Output Valid returns TRUE if this node has computed a result that downstream nodes can use. Wire this output to the Input Valid input of a downstream node to transfer data from the node to the downstream node.

ibool.gif

Ready for Input returns TRUE if this node is ready to accept new input data. Use a Feedback Node to wire this output to the Ready for Output input of an upstream node.

Note  If this terminal returns FALSE during a given cycle, LabVIEW discards any data that other nodes send to this node during the following cycle. LabVIEW discards this data even if the Input Valid terminal is TRUE during the following cycle.

IMAQ FPGA ColorThreshold RGBTOHSL32 x1 Details

Note  Resource estimates are based on a 40 MHz clock.

Virtex-5

Estimated Device Utilization

  • Slice Registers: 3222
  • Slice LUTs: 4191
  • DSP48s: 15
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 37
  • Initiation Interval: 1

Spartan-6

Estimated Device Utilization

  • Slice Registers: 3104
  • Slice LUTs: 3654
  • DSP48s: 27
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 37
  • Initiation Interval: 1

Zynq

Estimated Device Utilization

  • Slice Registers: 3490
  • Slice LUTs: 4623
  • DSP48s: 20
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 30
  • Initiation Interval: 1

Kintex-7

Estimated Device Utilization

  • Slice Registers: 6774
  • Slice LUTs: 9122
  • DSP48s: 40
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 30
  • Initiation Interval: 1

IMAQ FPGA ColorThreshold RGBTOHSL32 x8

Applies a threshold to the three planes of an RGB image and places the result into an image.

Instance Details

Supported Image Types

32-bit RGB

IMAQ FPGA ColorThreshold RGBTOHSL32 x8

cnclst.gif

Lum Range determines the thresholding range for the luminance plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

ccclst.gif

Pixel Bus In when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

cnclst.gif

Pixel Data is the value of the pixel.

cu8.gif

A is the value of the alpha plane.

cu8.gif

R/H is the red or hue value of the first color plane, depending on the color mode.

cu8.gif

G/S is the green or saturation value of the second color plane, depending on the color mode.

cu8.gif

B/L is the blue or luminance value of the third color plane, depending on the color mode.

cbool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

cbool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

cbool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

cenum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

cnclst.gif

Hue Range determines the thresholding range for the hue plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cnclst.gif

Sat Range determines the thresholding range for the saturation plane. Any pixels not included in this range are reset to 0 in the Pixel Bus Out.

cu8.gif

Lower Value is the minimum pixel value in the plane that is used for the threshold. The default is 128.

cu8.gif

Upper Value is the maximum pixel value in the plane that is used for the threshold. The default is 255.

cbool.gif

Input Valid specifies whether the next data point has arrived for processing. Wire the Output Valid output of an upstream node to this input to transfer data from the upstream node to this node.

cbool.gif

Ready For Output specifies whether downstream nodes are ready for this node to return a new value. The default is TRUE. Use a Feedback Node to wire the Ready for Input output of a downstream node to this input of the current node.

Note  If this terminal is FALSE during a given cycle, the output valid terminal returns FALSE during that cycle.
icclst.gif

Pixel Bus Out when Input Valid is TRUE, contains one of the following: valid pixel data, an end of line signal, or an end of image signal.

iu8.gif

Pixel Data is the value of the pixel.

ibool.gif

DV Data valid. Determines whether the Pixel Data element should be use (TRUE) or ignored (FALSE).

ibool.gif

EOL End of line. When TRUE, indicates that the end of the line has been reached.

ibool.gif

EOI End of image. When TRUE, indicates that the end of the image has been reached.

ienum.gif

Data Type is used in the block diagram for determining the type of the Pixel Bus. Unused during processing and gets optimized out of the compiled bit stream.

ibool.gif

Output Valid returns TRUE if this node has computed a result that downstream nodes can use. Wire this output to the Input Valid input of a downstream node to transfer data from the node to the downstream node.

ibool.gif

Ready for Input returns TRUE if this node is ready to accept new input data. Use a Feedback Node to wire this output to the Ready for Output input of an upstream node.

Note  If this terminal returns FALSE during a given cycle, LabVIEW discards any data that other nodes send to this node during the following cycle. LabVIEW discards this data even if the Input Valid terminal is TRUE during the following cycle.

IMAQ FPGA ColorThreshold RGBTOHSL32 x8 Details

Note  Resource estimates are based on a 40 MHz clock.

Kintex-7

Estimated Device Utilization

  • Slice Registers: 16430
  • Slice LUTs: 29107
  • DSP48s: 96
  • Block RAMs: 0

Estimated Performance

  • Minimum Latency: 32
  • Initiation Interval: 1