Måns Rullgård
164d166e85
lsp: convert variable-length arrays to fixed size
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Max LP order is defined to be 16, fixed-size buffers are OK.
Originally committed as revision 23795 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-06-26 14:34:12 +00:00
Vitor Sessak
691a4232ee
Make lsp2polyf() function non-static for upcoming usage in SIPR
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Originally committed as revision 20602 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-11-24 16:58:50 +00:00
Vitor Sessak
419b2be813
Make sorting function used in TwinVQ a shared function
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Originally committed as revision 20584 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-11-22 22:25:58 +00:00
Vitor Sessak
f2b7ce8ae6
Use doubles in ff_set_min_dist_lsf(). After this patch, AMR can use this
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function with no change in output.
Originally committed as revision 20511 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-11-11 11:00:50 +00:00
Vitor Sessak
00fa73f052
Avoid variable-length array use in ff_acelp_lspd2lpc()
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Originally committed as revision 20496 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-11-10 04:17:18 +00:00
Vitor Sessak
e26d131845
Do not hardcode filter order in ff_acelp_lspd2lpc()
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Originally committed as revision 20485 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-11-09 12:06:19 +00:00
Vitor Sessak
504eee37de
Commit some functions that are used by both SIPR and AMR.
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Based on AMR SoC code by Robert Swain and Colin McQuillan.
Originally committed as revision 20392 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-10-27 23:53:18 +00:00
Colin McQuillan
33ae681f5c
Expose QCELP's floating-point LSP-to-LPC function
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qcelp_lsp exported a single function, ff_acelp_lspd2lpc, which was not
specific to qcelp. It can be kept with its fixed-point version
ff_acelp_lsp2lpc in lpc.c.
Patch by Colin McQuillan ( m.niloc googlemail com )
Originally committed as revision 19571 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-08-03 08:37:02 +00:00
Måns Rullgård
4deaa94639
Add shift argument to MULL() macro
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This replaces use of FRAC_BITS in the MULL() definition with a third
argument specifying the shift amount. All uses of this macro are
updated to pass FRAC_BITS as third argument.
Originally committed as revision 15921 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-11-24 09:28:55 +00:00
Kenan Gillet
60c25a4beb
Rename acelp_math.[ch] to celp_math.[ch] to prepare for QCELP decoder merge.
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patch by Kenan Gillet, kenan.gillet gmail com
Originally committed as revision 15679 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-10-24 21:20:29 +00:00
Vladimir Voroshilov
51f2a119cb
(cosmetics) Remove incorrect comment.
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Originally committed as revision 14980 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-26 18:06:07 +00:00
Vladimir Voroshilov
7c96587c17
Fix compilation error.
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It was introduced after changing input parameter and
overlooked during review process.
Originally committed as revision 13112 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-05-11 05:28:29 +00:00
Vladimir Voroshilov
3f3865d30b
Replace hardcoded LP filter order with parameter.
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This will allow to reuse the code in the SIPR decoder.
Originally committed as revision 13108 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-05-11 03:18:18 +00:00
Vladimir Voroshilov
8726882993
Fixed-point LSP and LPC decoding routines for ACELP-based codecs
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Originally committed as revision 12978 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-04-26 11:52:33 +00:00
