This tool converts wiggle data into bigWig type.
Wiggle format: The .wig format is line-oriented. Wiggle data is preceded by a UCSC track definition line. Following the track definition line is the track data, which can be entered in three different formats described below.
BED format with no declaration line and four columns of data:
chromA chromStartA chromEndA dataValueA chromB chromStartB chromEndB dataValueB
variableStep two column data; started by a declaration line and followed with chromosome positions and data values:
variableStep chrom=chrN [span=windowSize] chromStartA dataValueA chromStartB dataValueB
fixedStep single column data; started by a declaration line and followed with data values:
fixedStep chrom=chrN start=position step=stepInterval [span=windowSize] dataValue1 dataValue2