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Commit Graph

81 Commits

Author SHA1 Message Date
Michael Niedermayer
cc17b43d8d swresample: Add swr_get_out_samples()
Previous version reviewed-by: Pavel Koshevoy <pkoshevoy@gmail.com>
Previous version reviewed-by: wm4 <nfxjfg@googlemail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-04 05:37:32 +02:00
Ganesh Ajjanagadde
196b885a5f swresample/dither: check memory allocation
check memory allocation in swri_get_dither()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-03 11:46:37 +02:00
Michael Niedermayer
80a28c7509 swresample: Allow reinitialization without ever setting channel layouts 2015-04-12 22:21:34 +02:00
Michael Niedermayer
d7b9cb2f7a swresample: Allow reinitialization without ever setting channel counts
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-12 22:21:34 +02:00
Michael Niedermayer
4d00860ac7 swresample: Add prefix to soxr_resampler
also move declaration to header

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-02-27 19:20:43 +01:00
Michael Niedermayer
b74ecb82fa swresample/x86/rematrix_init: Check av_malloc* return codes, forward errors
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-02-09 10:15:56 +01:00
Michael Niedermayer
9d7ae72725 swresample: Use int instead of enum for fields which are accessed through AVOptions as int
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-02-02 23:27:26 +01:00
Reimar Döffinger
6efd0ba977 swresample_internal.h: Move struct declaration before first use.
It seems more logical and works with more restricted C compilers
like tinycc.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
2015-01-27 21:29:51 +01:00
Michael Niedermayer
7c51f5bd39 swr: aarch64 audio_convert and neon clobber test
Ported from avresample
Code by:  Mans Rullgard, Janne Grunau, Martin Storsjo

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-08-27 20:06:37 +02:00
Michael Niedermayer
97f8c7a03e bump libpostproc and libswresample
this is needed / avoids some headaches  as one of their dependancies
(libavutil) was bumped

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-08-10 01:17:02 +02:00
Andreas Cadhalpun
39a6e02fd4 fix spelling errors
Reviewed-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-07-12 22:33:27 +02:00
James Almer
42a92a240d swr: remove obsolete resample prototypes
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-07-02 03:14:45 +02:00
Ronald S. Bultje
b785c62681 swr: handle initial negative sample index outside DSP function.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-14 14:36:18 +02:00
Michael Niedermayer
e2b718464e swresample: Make rematrix maxvalue user settable
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-07-22 03:23:54 +02:00
Michael Niedermayer
4cfc92081d swr: add native_simd_one
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-06-04 23:50:45 +02:00
Michael Niedermayer
8b3affda87 swr: support a seperate output sample bits.
This avoids user apps having to mangle dither scale. for pcm24

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-02-24 20:31:56 +01:00
Michael Niedermayer
00cae86754 swr: support first_pts
Trolled-by: Daemon404
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-21 00:52:14 +01:00
Michael Niedermayer
db4e0ecaf0 swr: move silence buffer to context to avoid per use malloc/free
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-13 15:28:00 +01:00
Michael Niedermayer
dc6588421e swr: move buffer used to discard sample to context
This avoids the need to allocate & free to repeatly

Fixes Ticket2122

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-13 15:28:00 +01:00
Michael Niedermayer
e5a736261b swr: Use a temporary buffer for dither/Noise shaping when the input is read only
This avoids copying the input

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-10 18:51:30 +01:00
Michael Niedermayer
2eec98125e swr: mark noise data for noise shaping as const
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-10 18:07:32 +01:00
Michael Niedermayer
558aa6cab7 swr: add seperate in/out pointers to the noise shaping code
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-10 18:06:19 +01:00
Michael Niedermayer
fca51256d4 swr: rename dither_pos to noise_pos
THis more closely matches what the field represents

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-10 18:01:26 +01:00
Michael Niedermayer
ead3a2a37e swr: add noise_scale field to seperate it from the noise shaping scales
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-10 00:25:09 +01:00
Michael Niedermayer
6908ded20e swr: fix the noise sample type for noise shaping
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-09 23:28:09 +01:00
Michael Niedermayer
3ef06f3415 swr: split swri_dither_init() out
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-09 23:28:08 +01:00
Michael Niedermayer
3ab1970612 swr: move dither related fields to their own context
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-09 18:41:12 +01:00
Michael Niedermayer
ba1314c2ef swr: update copyright years of a few files iam working on
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-09 18:30:01 +01:00
Michael Niedermayer
82742294b7 swr: Implement Noise shaping dither
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>
2013-01-09 18:25:06 +01:00
Rob Sykes
8d9a503313 docs: add soxr documentation
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-27 12:13:17 +01:00
Michael Niedermayer
f9e55c0fed swr: support -async X as a simple way to do what ffmpeg -async X did
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-25 17:21:09 +01:00
Rob Sykes
801b315729 swr: Add SOX resampler support
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-11 22:04:00 +01:00
Michael Niedermayer
ae5a55e77a swr: move flush into Resampler
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-11 22:04:00 +01:00
Michael Niedermayer
431dcc49d2 swr: make realloc_audio() available outside swresample.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-11 22:04:00 +01:00
Rob Sykes
5a5d70748c swr: Add API to make resample engine selectable.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-11 22:04:00 +01:00
Paul B Mahol
1acd2f6ba7 Replace rest of libavutil/audioconvert.h with libavutil/channel_layout.h
Also remove it in once case when it is not needed.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
2012-11-13 13:21:21 +00:00
Michael Niedermayer
d23e8f53ad swr: use 64bit index/len for x86_64 mix
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-10-28 02:09:08 +02:00
Mans Rullgard
0eebde07a9 ARM: libswresample: NEON optimised flat float to s16 conversion
Adapted to swr by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-09-24 23:16:14 +02:00
Michael Niedermayer
c5278cb84f Add Dolby/DPLII downmix support to libswresample
Based on code by John Stebbins <jstebbins.hb@gmail.com>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-09-07 00:41:49 +02:00
Michael Niedermayer
323d912010 swr: update copyright years
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-09-07 00:29:06 +02:00
Justin Ruggles
7e15df7551 swr: resampling: add filter type and Kaiser window beta to AVOptions 2012-07-23 19:23:39 +02:00
Michael Niedermayer
338509c2e1 swr: fix warning: passing argument 1 of s->mix_any_f from incompatible pointer type
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-07-02 17:32:23 +02:00
Michael Niedermayer
beb0cd6acf swr: SIMD rematrixing and SSE/AVX mix_1_1 float
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-06-12 16:35:07 +02:00
Michael Niedermayer
48a45f819f swr: add native matrix for SIMD
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-06-12 16:16:15 +02:00
Michael Niedermayer
9abbbf7530 swr: add function pointers for SIMD rematrixing
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-06-12 16:12:08 +02:00
Michael Niedermayer
ca30ae12c5 swr: add all in one rematrixing function ptr
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-06-08 21:55:33 +02:00
Michael Niedermayer
72a242c998 swr: add swr_next_pts()
parameter descriptions partly reuse text from af_asyncts

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-05-19 19:23:37 +02:00
Michael Niedermayer
f88f705abc swr: add swr_drop_output()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-05-19 19:23:37 +02:00
Justin Ruggles
6d5bf67f04 swr: add lfe_mix_level
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-05-02 01:12:10 +02:00
Michael Niedermayer
aab5a4521c swr: add and use function pointers for rematrix
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-05-01 20:20:21 +02:00