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authorDiego Biurrun <diego@biurrun.de>2009-06-05 12:32:40 +0000
committerDiego Biurrun <diego@biurrun.de>2009-06-05 12:32:40 +0000
commit0b175caac811f3d1ee8a9b08b6e4754fed5cb7e3 (patch)
treecd067253d605ace6a6d2aca6d4436ce0ac2378c0 /doc/general.texi
parent9cad0e4ed827953634dfb895a4876fefa512a277 (diff)
downloadffmpeg-0b175caac811f3d1ee8a9b08b6e4754fed5cb7e3.tar.gz
Add support for external OpenCORE libraries for AMR-NB/WB support.
Originally committed as revision 19117 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'doc/general.texi')
-rw-r--r--doc/general.texi22
1 files changed, 19 insertions, 3 deletions
diff --git a/doc/general.texi b/doc/general.texi
index 63c3b1938e..3e95e2417e 100644
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -18,7 +18,22 @@ explicitly requested by passing the appropriate flags to @file{./configure}.
AMR comes in two different flavors, wideband and narrowband. FFmpeg can make
use of the AMR wideband (floating-point mode) and the AMR narrowband
-(floating-point mode) reference decoders and encoders.
+(floating-point mode) reference decoders and encoders (libamr) as well as
+the OpenCORE libraries for AMR-NB decoding/encoding and AMR-WB decoding.
+
+@subsection OpenCORE
+
+Go to @url{http://gitorious.org/opencore-amr/} and follow the instructions for
+installing the libraries. Then pass @code{--enable-libopencore-amrnb} and/or
+@code{--enable-libopencore-amrwb} to configure to enable the libraries.
+
+Note that OpenCORE is under the Apache License 2.0 (see
+@url{http://www.apache.org/licenses/LICENSE-2.0} for details), which is
+incompatible with the LGPL version 2.1 and GPL version 2. You have to
+upgrade FFmpeg's license to LGPL version 3 (or if you have enabled
+GPL components, GPL version 3) to use it.
+
+@subsection libamr
Go to @url{http://www.penguin.cz/~utx/amr} and follow the instructions for
installing the libraries. Then pass @code{--enable-libamr-nb} and/or
@@ -519,9 +534,10 @@ following image formats are supported:
@tab Used in Westwood Studios games like Command and Conquer.
@item ADPCM Yamaha @tab X @tab X
@item AMR-NB @tab E @tab E
- @tab supported through external library libamrnb
+ @tab supported through external libraries libamrnb and libopencore-amrnb
@item AMR-WB @tab E @tab E
- @tab supported through external library libamrwb
+ @tab decoding supported through external libraries libamrwb and libopencore-amrwb,
+ encoding supported through external library libamrwb
@item Apple lossless audio @tab X @tab X
@tab QuickTime fourcc 'alac'
@item Atrac 3 @tab @tab X