[Ffmpeg-devel] [PATCH] qcelp codec supporrt
Mon Dec 11 04:21:58 CET 2006
I implemented avcodec stub code that glues ffmpeg with the reference
implementation of QCELP which is provided in the 3GPP2 project page.
Any comments are welcome.
1. Download the reference implementation from the the 3GPP2 project
The file in question is entitled as follows:
C.R0020-A v1.0 Software Distribution for High Rate Speech (13k),
Service Option 17, Specification (228KB)
2. Extract the files to libavcodec/qcelp so the directory structure
would be organized in the following layout:
3. Patch the RI source.
Because the RI source shares the same pieces as the AMR's RI,
(I don't know what happened among them though :) I had bothered
to rewrite some part of the code. You can grab the patch from the
Moriyoshi Koizumi (?? ??)
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