Created
November 20, 2014 22:54
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Extract only a portion of a bigWig file
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| extract.portion <- function(file, chr, start, end, verbose = TRUE){ | |
| rl <- IRanges::RangesList(IRanges::IRanges(start=start, end=end)) | |
| names(rl) <- chr | |
| portion <- import(file, as="Rle",format = "bw", selection = BigWigSelection(rl)) | |
| portion <- portion[chr] | |
| portion <- as.numeric(portion[[chr]]) | |
| portion | |
| } |
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