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我想从float32转换为16b,比例因子为10.我应该得到大小为507kb(720 * 360 * 2)而不是131kb的文件。任何帮助?我得到131 kb而不是507 kb
dir1 <- list.files("C:\\New folder (13)", "*.img", full.names = TRUE)
results <- list()
for (.files in seq_along(dir1)){
file2 <- readBin(dir1[.files], double(), size = 4, n = 360*720, signed = TRUE)
results[[length(results) + 1L]] <- file2[file2 != -9999]*10
fileName <- sprintf("C:\\SWdown_200001_%d.bin", .files)
writeBin(as.integer(results[[.files]]), fileName, size = 2)
}
其实我想从10乘以排除他们如何解决这个 –
见编辑答案。 –
或'results [[length(results)+ 1L]] - ifelse(file2!= - 9999,file2 * 10,-9999)' –