Justin Ruggles
6410397600
lavr: resampling: add support for s32p, fltp, and dblp internal sample formats
...
Based partially on implementation by Michael Niedermayer <michaelni@gmx.at> in
libswresample in FFmpeg. See commits:
7f1ae79d3824ab1abfb6
2012-07-08 15:22:11 -04:00
Justin Ruggles
372647aed0
lavr: resampling: add filter type and Kaiser window beta to AVOptions
2012-07-08 15:22:11 -04:00
Justin Ruggles
8ca08066fc
lavr: Use AV_SAMPLE_FMT_NONE to auto-select the internal sample format
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Also make this the default value.
2012-07-08 15:22:11 -04:00
Justin Ruggles
db0e7bd0bd
lavr: mix: validate internal sample format in ff_audio_mix_init()
2012-07-08 15:22:11 -04:00
Diego Biurrun
2047e40e6e
Clarify Doxygen comment for FF_API_* #defines.
2012-07-04 15:10:10 +02:00
Justin Ruggles
acd9948e74
lavr: x86: fix ff_conv_fltp_to_flt_6ch function prototypes
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Changed to match the number of parameters in conv_func_interleave(), which is
how they are called. The change isn't strictly necessary because the 4th
parameter is not used, but the code is clearer if they match.
2012-06-26 12:29:35 -04:00
Justin Ruggles
14a34d90ad
lavr: x86: merge some branches
2012-06-25 13:49:18 -04:00
Justin Ruggles
4e4dd71730
lavr: Add x86-optimized function for flt to s32 conversion
2012-06-18 16:16:59 -04:00
Justin Ruggles
6c63cbfe7a
lavr: Add x86-optimized function for flt to s16 conversion
2012-06-18 16:16:59 -04:00
Justin Ruggles
97ce1ba867
lavr: Add x86-optimized functions for s32 to flt conversion
2012-06-18 16:16:59 -04:00
Justin Ruggles
5904f25b9f
lavr: Add x86-optimized functions for s32 to s16 conversion
2012-06-18 16:16:59 -04:00
Justin Ruggles
d721f67d0a
lavr: Add x86-optimized functions for s16 to flt conversion
2012-06-18 16:16:59 -04:00
Justin Ruggles
1168e29df1
lavr: Add x86-optimized function for s16 to s32 conversion
2012-06-18 16:16:59 -04:00
Justin Ruggles
f61ce90caa
lavr: add x86-optimized functions for mixing 1-to-2 s16p with flt coeffs
2012-06-18 11:24:10 -04:00
Justin Ruggles
29f7490c46
lavr: add x86-optimized functions for mixing 1-to-2 fltp with flt coeffs
2012-06-18 11:24:10 -04:00
John Stebbins
3971be0eb5
Add Dolby/DPLII downmix support to libavresample
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Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
2012-06-18 10:55:00 -04:00
Justin Ruggles
b75726cb79
lavr: add x86-optimized function for mixing 2 to 1 s16p with q8 coeffs
2012-05-29 15:33:25 -04:00
Justin Ruggles
c140fb2cbc
lavr: add x86-optimized functions for mixing 2 to 1 s16p with float coeffs
2012-05-29 15:33:18 -04:00
Justin Ruggles
8dfc122719
lavr: add C functions for mixing 2 to 1 channels with s16p format
2012-05-29 15:16:20 -04:00
Justin Ruggles
5cc6d5244d
lavr: replace the SSE version of ff_conv_fltp_to_flt_6ch() with SSE4 and AVX
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The current SSE version is slower than the MMX version on Athlon64 and Sandy
Bridge, but the SSE4 and AVX versions are faster on Sandy Bridge.
2012-05-09 16:17:59 -04:00
Anton Khirnov
9684341346
lavr: do not try to copy to uninitialized output audio data.
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This would happen at least when lavr is used as a fifo with no
conversion.
2012-05-09 17:38:23 +02:00
Anton Khirnov
0982b0a431
lavr: make avresample_read() with NULL output discard samples.
2012-05-09 17:37:47 +02:00
Diego Biurrun
dbe6ba55a3
build: cosmetics: Add missing end-of-line backslashes to item lists.
2012-05-07 14:17:40 +02:00
Justin Ruggles
4010d724e1
lavr: use 8.8 instead of 10.6 as the 16-bit fixed-point mixing coeff type
2012-05-01 13:52:59 -04:00
Reimar Döffinger
e5b7d7773a
Fix compilation with YASM/NASM without AVX support.
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Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
2012-05-01 13:37:25 -04:00
Justin Ruggles
c8af852b97
Add libavresample
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This is a new library for audio sample format, channel layout, and sample rate
conversion.
2012-04-24 21:28:27 -04:00
