From 047fdd5caf461c96f038f8971b38518d7c535160 Mon Sep 17 00:00:00 2001
From: Heng Li <lh3@live.co.uk>
Date: Fri, 9 Mar 2012 02:43:02 +0000
Subject: [PATCH] doc for downsampling

---
 samtools.1 | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/samtools.1 b/samtools.1
index 98ce9d0..718ac39 100644
--- a/samtools.1
+++ b/samtools.1
@@ -1,4 +1,4 @@
-.TH samtools 1 "05 July 2011" "samtools-0.1.17" "Bioinformatics tools"
+.TH samtools 1 "2 September 2011" "samtools-0.1.18" "Bioinformatics tools"
 .SH NAME
 .PP
 samtools - Utilities for the Sequence Alignment/Map (SAM) format
@@ -69,7 +69,7 @@ format: `chr2' (the whole chr2), `chr2:1000000' (region starting from
 
 .B OPTIONS:
 .RS
-.TP 8
+.TP 10
 .B -b
 Output in the BAM format.
 .TP
@@ -103,6 +103,10 @@ Output reads in read groups listed in
 .I FILE
 [null]
 .TP
+.BI -s \ FLOAT
+Fraction of templates/pairs to subsample; the integer part is treated as the
+seed for the random number generator [-1]
+.TP
 .B -S
 Input is in SAM. If @SQ header lines are absent, the
 .B `-t'
-- 
2.39.2