The following node is available in the Open Source KNIME predictive analytics and data mining platform version 2.7.1. Discover over 1000 other nodes, as well as enterprise functionality at http://knime.com.

Read PNG Images

Read PNG images from a list of URLs and append them as a new column. The URL list is a column in the input table containing valid URLs (e.g. file:/tmp/image.png). You can use the "List Files" node to scan a directory containing *.png files.

Dialog Options

URL Column
Select the input column containing the URLs.
Fail on invalid input
If selected, the node will fail during execution if any URL is invalid or points to an invalid PNG file. If unselected, the node will skip these invalid entries and insert a missing value instead. Note that if the parsing fails for all rows, the node will fail in either case.
Replace input column
If selected the node will replaced the selected URL column with the PNG data.
Append new column
If selected the node will append a new column with the given name.

Ports

Input Ports
0 Table containing the URL column.
Output Ports
0 The input data amended by the PNG column.
This node is contained in KNIME Base Nodes provided by KNIME GmbH, Konstanz, Germany.