Michael Niedermayer
e2b718464e
swresample: Make rematrix maxvalue user settable
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
4cfc92081d
swr: add native_simd_one
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
8b3affda87
swr: support a seperate output sample bits.
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This avoids user apps having to mangle dither scale. for pcm24
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
00cae86754
swr: support first_pts
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Trolled-by: Daemon404
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
db4e0ecaf0
swr: move silence buffer to context to avoid per use malloc/free
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
dc6588421e
swr: move buffer used to discard sample to context
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This avoids the need to allocate & free to repeatly
Fixes Ticket2122
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
e5a736261b
swr: Use a temporary buffer for dither/Noise shaping when the input is read only
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This avoids copying the input
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
2eec98125e
swr: mark noise data for noise shaping as const
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
558aa6cab7
swr: add seperate in/out pointers to the noise shaping code
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
fca51256d4
swr: rename dither_pos to noise_pos
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THis more closely matches what the field represents
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
ead3a2a37e
swr: add noise_scale field to seperate it from the noise shaping scales
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
6908ded20e
swr: fix the noise sample type for noise shaping
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
3ef06f3415
swr: split swri_dither_init() out
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
3ab1970612
swr: move dither related fields to their own context
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
ba1314c2ef
swr: update copyright years of a few files iam working on
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
82742294b7
swr: Implement Noise shaping dither
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The following variants are implemented:
lipshitz noise shaping dither
shibata noise shaping dither
low shibata noise shaping dither
high shibata noise shaping dither
f-weighted noise shaping dither
modified-e-weighted noise shaping dither
improved-e-weighted noise shaping dither
Data tables taken from SOX
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Rob Sykes
8d9a503313
docs: add soxr documentation
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
f9e55c0fed
swr: support -async X as a simple way to do what ffmpeg -async X did
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Rob Sykes
801b315729
swr: Add SOX resampler support
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
ae5a55e77a
swr: move flush into Resampler
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
431dcc49d2
swr: make realloc_audio() available outside swresample.c
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Rob Sykes
5a5d70748c
swr: Add API to make resample engine selectable.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Paul B Mahol
1acd2f6ba7
Replace rest of libavutil/audioconvert.h with libavutil/channel_layout.h
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Also remove it in once case when it is not needed.
Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Michael Niedermayer
d23e8f53ad
swr: use 64bit index/len for x86_64 mix
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Mans Rullgard
0eebde07a9
ARM: libswresample: NEON optimised flat float to s16 conversion
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Adapted to swr by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
c5278cb84f
Add Dolby/DPLII downmix support to libswresample
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Based on code by John Stebbins <jstebbins.hb@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
323d912010
swr: update copyright years
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Justin Ruggles
7e15df7551
swr: resampling: add filter type and Kaiser window beta to AVOptions
13 years ago
Michael Niedermayer
338509c2e1
swr: fix warning: passing argument 1 of s->mix_any_f from incompatible pointer type
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
beb0cd6acf
swr: SIMD rematrixing and SSE/AVX mix_1_1 float
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
48a45f819f
swr: add native matrix for SIMD
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
9abbbf7530
swr: add function pointers for SIMD rematrixing
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
ca30ae12c5
swr: add all in one rematrixing function ptr
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
72a242c998
swr: add swr_next_pts()
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parameter descriptions partly reuse text from af_asyncts
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
f88f705abc
swr: add swr_drop_output()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Justin Ruggles
6d5bf67f04
swr: add lfe_mix_level
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
aab5a4521c
swr: add and use function pointers for rematrix
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
00fea26faf
swr: add native matrix for rematrixing
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
106789dfa0
swr: add sample format to AudioData
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
2d6c29f566
swr: add set_audiodata_fmt() and use it to simplify code
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
bcc66ff0e4
swr: add int16_to_int32_mmx/sse
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
edbde52226
swr: change sample format representation so as to maintain the planer/packed distinction.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
da9587952a
swr: pass resample parameters from the user to the resampler.
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doxy and names stolen from avr
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
c1d404b9e4
swr: add a dither_scale parameter to tune the amplitude of the dither.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
a2c92e6063
swr: pass context to swri_get_dither()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
1fc4ff2205
swr: generate more dither noise to improve quality.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
6e9c634c36
swr: fix copy & pasted comment to match the code.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
db2eadb2f5
swr: add dither support.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
24ab1abfb6
resample: support double precission resampling
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This commit is dedicated to the audiophiles who can hear it when a
needle is dropped on the moon.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
7f1ae79d38
swr: support float & int32 in the resampler
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago