extract_image_channel.py

What is this?

../../../../_images/extract_image_channel1.png

Extract a specified channel from input image.

Subscribing Topic

  • ~input (sensor_msgs/Image)

    Inpu image.

Publishing Topic

  • ~output (sensor_msgs/Image)

    Image which is the extracted channel from input image.

Parameters

  • ~channel (Int, default: -1)

    The channel which is extracted from the input image. If negative value channel is passed the extraction is skipped.

Sample

roslaunch jsk_perception sample_extract_image_channel.launch