Peter Meerwald
12655c4804
libavresample: NEON optimized FIR audio resampling
...
modelled after aarch64 code
on Cortex-A8, s16 and s32 code is about 2x faster,
float code about 7x faster
Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net>
Signed-off-by: Martin Storsjö <martin@martin.st>
10 years ago
Janne Grunau
a24a252709
aarch64: NEON optimized FIR audio resampling
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Optimized for the default filter length 16.
30% faster opus silk decoding.
11 years ago
Thilo Borgmann
d814a839ac
Reinstate proper FFmpeg license for all files.
11 years ago
Justin Ruggles
074a00d192
lavr: add a public function for setting a custom channel map
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This allows reordering, duplication, and silencing of input channels.
12 years ago
Justin Ruggles
4d68269d58
lavr: typedef internal structs in internal.h
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Simplifies header dependencies by not including all other internal headers
in internal.h.
12 years ago
Justin Ruggles
b2fe6756e3
lavr: add option for dithering during sample format conversion to s16
12 years ago
Justin Ruggles
14758e3211
lavr: temporarily store custom matrix in AVAudioResampleContext
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This allows AudioMix to be treated the same way as other conversion contexts
and removes the requirement to allocate it at the same time as the
AVAudioResampleContext.
The current matrix get/set functions are split between the public interface
and AudioMix private functions.
12 years ago
John Stebbins
4cf4028331
libavresample: add mix level normalization option
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Provides an option to disable mix level normalization
Signed-off-by: Diego Biurrun <diego@biurrun.de>
12 years ago
Justin Ruggles
372647aed0
lavr: resampling: add filter type and Kaiser window beta to AVOptions
13 years ago
John Stebbins
3971be0eb5
Add Dolby/DPLII downmix support to libavresample
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Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
13 years ago
Justin Ruggles
c8af852b97
Add libavresample
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This is a new library for audio sample format, channel layout, and sample rate
conversion.
13 years ago