[FFmpeg-cvslog] doc/decoders: Document libgsm decoder

[Timothy Gu]

ffmpeg | branch: release/1.2 | Timothy Gu <timothygu99 at gmail.com> | Tue Jun 18 16:01:43 2013 -0700| [79ec45a455463f4e32263298d3a3ba9b585a373b] | committer: Timothy Gu

doc/decoders: Document libgsm decoder

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit c16496c3770fa083472ab86146c18dc96c1feea7)

Signed-off-by: Timothy Gu <timothygu99 at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=79ec45a455463f4e32263298d3a3ba9b585a373b
---

 doc/decoders.texi |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/doc/decoders.texi b/doc/decoders.texi
index 7d639b9..4885607 100644
--- a/doc/decoders.texi
+++ b/doc/decoders.texi
@@ -68,6 +68,16 @@ libcelt allows libavcodec to decode the Xiph CELT ultra-low delay audio codec.
 Requires the presence of the libcelt headers and library during configuration.
 You need to explicitly configure the build with @code{--enable-libcelt}.
 
+ at section libgsm
+
+libgsm decoder wrapper
+
+libgsm allows libavcodec to decode the GSM full rate audio codec. Requires
+the presence of the libgsm headers and library during configuration. You need
+to explicitly configure the build with @code{--enable-libgsm}.
+
+This decoder supports both the ordinary GSM and the Microsoft variant.
+
 @c man end AUDIO DECODERS
 
 @chapter Subtitles Decoders