SparseImageDecoder

What is this?

../../_images/sparse_image_decoder.png

Decode jsk_recognition_msgs/SparseImage and publish it as a mask image.

The combination of jsk_perception/SparseImageEncoder and this node provides almost the same function as image thresholding.

Subscribing Topic

  • sparse_image (jsk_recognition_msgs/SparseImage)

    Input indices to decode.

Publishing Topic

  • sparse/image_decoded (sensor_msgs/Image)

    Decoded mask image.

    The encoding is MONO8.

Sample

roslaunch jsk_perception sample_sparse_image_encoder_decoder.launch