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
Michael Niedermayer
4f16153d35
swr: allow flushing in multiple steps if the output is too small.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
ac6798dbc1
swr: fix compilation failure with old versions of gcc.
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gcc 4.4 did not like the way i used typedefs
Idea-by: beastd
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Nicolas George
560b224f53
libswr: allow to set custom matrices.
13 years ago
Michael Niedermayer
4fef94c6d2
swr: doxument matrix fields.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Clément Bœsch
f03afd5d54
swr: surround mixing is obviously used, fix comment.
13 years ago
Clément Bœsch
af1eb298c1
swr: use int16_t instead of short for resampling.
13 years ago
Clément Bœsch
4c0bad513a
swr: start doxycommenting the API.
13 years ago
Clément Bœsch
c4deb90cfa
swr: use "swri_" prefix instead of "swr_" for the private API.
13 years ago
Clément Bœsch
64db5a1a57
swr: drop 'AV' prefix from ResampleContext.
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This type/struct is not part of the public API.
13 years ago
Clément Bœsch
fc6351d019
swr: make audio convert code explicitely private.
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Only what's declared in libswresample/swresample.h is public.
13 years ago
Clément Bœsch
f5cd136f2b
ffmpeg: add -map_channel option.
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Based on an initial work by Baptiste Coudurier.
13 years ago
Michael Niedermayer
2f86566a31
rematrix: add parameter to tune volume
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
b1470d7a60
rematrix: change type of integers from 16 to 32bit to allow increasing volume with it.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
a911177276
swr: Fix assignment discards qualifiers from pointer target type warning.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
e6459720b5
swr: Mark src as const in swr_resample()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
503e5e9db5
libswresample: support directly converting sampleformats and packed/planar in a single pass.
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Previously a intermediate planar format was used when both input and output where packed.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
8593b743a8
rematrix: dont use floats for int16 code.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
b5875b9111
Add libswresample.
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Similar to libswscale this does resampling and format convertion, just for audio
instead of video.
changing sampling rate, sample formats, channel layouts and sample packing all
in one with a very simple public interface.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago