From d171a651dba7a738d3189234adb5a8c457fb3678 Mon Sep 17 00:00:00 2001
From: Stefano Sabatini <stefano.sabatini-lala@poste.it>
Date: Wed, 24 Jun 2009 22:35:11 +0000
Subject: [PATCH] Rewrite doxy for av_strtod().

Originally committed as revision 19268 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/eval.h | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/libavcodec/eval.h b/libavcodec/eval.h
index 6fe70bca5c6..5481b1407c7 100644
--- a/libavcodec/eval.h
+++ b/libavcodec/eval.h
@@ -74,9 +74,22 @@ AVEvalExpr * ff_parse(const char *s, const char * const *const_name,
 double ff_parse_eval(AVEvalExpr * e, const double *const_value, void *opaque);
 void ff_eval_free(AVEvalExpr * e);
 
-/** strtod() function extended with 'k', 'M', 'G', 'ki', 'Mi', 'Gi' and 'B'
- * postfixes.  This allows using f.e. kB, MiB, G and B as a postfix. This
- * function assumes that the unit of numbers is bits not bytes.
+/**
+ * Parses the string in numstr and returns its value as a double. If
+ * the string is empty, contains only whitespaces, or does not contain
+ * an initial substring that has the expected syntax for a
+ * floating-point number, no conversion is performed. In this case,
+ * returns a value of zero and the value returned in tail is the value
+ * of numstr.
+ *
+ * @param numstr a string representing a number, may contain one of
+ * the International System number postfixes, for example 'K', 'M',
+ * 'G'. If 'i' is appended after the postfix, powers of 2 are used
+ * instead of powers of 10. The 'B' postfix multiplies the value for
+ * 8, and can be appended after another postfix or used alone. This
+ * allows using for example 'KB', 'MiB', 'G' and 'B' as postfix.
+ * @param tail if non-NULL puts here the pointer to the char next
+ * after the last parsed character
  */
 double av_strtod(const char *numstr, char **tail);
 
-- 
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