From 48ac225db2563fe534b1d9e999bf8e70d5a577f8 Mon Sep 17 00:00:00 2001 From: Marcelo Galvăo Póvoa Date: Tue, 7 Sep 2010 20:46:29 +0000 Subject: Move lsp2lpc_sipr() function to common code so it can be reused in a AMRWB decoder. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Patch by Marcelo Galvăo Póvoa. Originally committed as revision 25062 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/lsp.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libavcodec/lsp.h') diff --git a/libavcodec/lsp.h b/libavcodec/lsp.h index 2c22058062..e3af30d300 100644 --- a/libavcodec/lsp.h +++ b/libavcodec/lsp.h @@ -75,6 +75,11 @@ void ff_acelp_lsf2lspd(double *lsp, const float *lsf, int lp_order); */ void ff_acelp_lsp2lpc(int16_t* lp, const int16_t* lsp, int lp_half_order); +/** + * LSP to LP conversion (5.2.4 of AMR-WB) + */ +void ff_amrwb_lsp2lpc(const double *lsp, float *lp, int lp_order); + /** * \brief Interpolate LSP for the first subframe and convert LSP -> LP for both subframes (3.2.5 and 3.2.6 of G.729) * \param[out] lp_1st decoded LP coefficients for first subframe (-0x8000 <= (3.12) < 0x8000) -- cgit v1.2.3