generic-library/ffmpeg
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51 Commits

Author SHA1 Message Date
Michael Niedermayer
7ac12599fe swresample: fix negative rematrix volumns 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-22 03:24:22 +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
b84de51f54 swresample/rematrix: add S32 mixing code 
Needed for dithering S32

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-04 15:12:11 +02:00
Michael Niedermayer
6e29f39252 swr/rematrix: use av_calloc() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-04-15 20:31:06 +02:00
Clément Bœsch
5e68bf9b92 swr/rematrix: move templating parameters to template itself. 2012-11-15 21:24:49 +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
555f352f99 swr/rematrix: fix C99 left shift overflow 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-10-14 03:48:05 +02:00
Michael Niedermayer
31a797eb28 swr: add av_cold to init/free functions 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-09-09 02:26:20 +02:00
Michael Niedermayer
0e78e575ed swr/auto_matrix: treat a single channel as mono instead of failing 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-09-08 21:32:24 +02:00
Michael Niedermayer
f8d74cbdc3 swr/auto_matrix: treat stereo downmix like stereo. 
Based on code by John Stebbins
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-09-08 21:12:40 +02:00
Michael Niedermayer
c8ffab06f4 swr/auto_matrix: add clean layout function 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-09-08 21:10:19 +02:00
Michael Niedermayer
ebc854e4e9 swr/auto_matrix: move layouts to local variables 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-09-08 20:58:57 +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
2dd2e42951 swr: update rematrix coeffs to match AC-3 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-09-07 00:29:06 +02:00
Michael Niedermayer
7309451d73 swr: fix warning: passing argument 2 of s->mix_any_f from incompatible pointer type 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-07-02 17:33:27 +02:00
Michael Niedermayer
04b5eb47a6 swr: fix mix* related function pointer warnings 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-07-02 17:23:22 +02:00
Stefano Sabatini
065851ffac lswr/rematrix: specify explicitly the name of the unsupported channel layouts 
Help debugging.
 2012-06-21 12:47:47 +02:00
Michael Niedermayer
728f86edfc swr: mix_2_1_int16_mmx/sse 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-06-12 17:49:12 +02:00
Michael Niedermayer
cbeeaf2593 swr: mix_1_1 int16 MMX 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-06-12 16:35:13 +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
a5c6349358 swr: skip memset(0) in rematrix when the array is known to be already 0 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-06-09 02:43:10 +02:00
Michael Niedermayer
b0348158a0 swr: 5.1->stereo double, float and s16 
2.5 times faster than the generic code

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-06-08 22:02:14 +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
dfde3d497e swr: add inrermediate sample type for rematrixing 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-06-08 21:54:54 +02:00
Michael Niedermayer
f2e799a3d0 swr: add double precision support to the rematrix code 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-05-02 01:12:16 +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
Justin Ruggles
9b42653b22 swr: update side to back mixing. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-05-02 01:11:55 +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
Michael Niedermayer
00fea26faf swr: add native matrix for rematrixing 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-05-01 20:19:28 +02:00
Michael Niedermayer
edbde52226 swr: change sample format representation so as to maintain the planer/packed distinction. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-04-28 13:02:58 +02:00
Michael Niedermayer
f9a2c5bc07 swr: simplify code by using av_get_bytes_per_sample() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-04-11 10:02:00 +02:00
Michael Niedermayer
7c673d73ec swr: use assert in swri_sum2 to check that only supported formats are used. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-04-10 19:54:42 +02:00
Michael Niedermayer
db2eadb2f5 swr: add dither support. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-04-10 19:54:41 +02:00
Michael Niedermayer
5c1f312888 swr: update copyright year for rematrix 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2012-04-10 19:54:41 +02:00
Nicolas George
a8cdb7b95a swr: special case for empty channels in rematrix. 
Speed += 10% overall for pan=stereo:FL=FL+FR from wav to null.
 2012-03-07 23:56:00 +01:00
Nicolas George
560b224f53 libswr: allow to set custom matrices. 2012-02-20 20:46:35 +01:00
Clément Bœsch
c4deb90cfa swr: use "swri_" prefix instead of "swr_" for the private API. 2011-11-17 10:16:07 +01:00
Michael Niedermayer
2f86566a31 rematrix: add parameter to tune volume 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-10-26 00:46:46 +02:00
Michael Niedermayer
b1470d7a60 rematrix: change type of integers from 16 to 32bit to allow increasing volume with it. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-10-26 00:46:46 +02:00
Michael Niedermayer
1e40b2c22b rematrix: add type for coefficients 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-10-26 00:46:46 +02:00
Michael Niedermayer
76dbb0905a rematrix: Fix several passing argument from incompatible pointer type warnings. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-10-21 00:28:03 +02:00
Clément Bœsch
9719f25e7b swresample: fix broken indent. 2011-10-10 09:57:41 +02:00
Michael Niedermayer
355cc1a052 swresample/rematrix: show matrix with debug log level 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-10-07 13:51:40 +02:00
Nicolas George
a34869ed7d libswr/rematrix: remove unused variable. 
Signed-off-by: Nicolas George <nicolas.george@normalesup.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-09-28 16:11:01 +02:00
Nicolas George
80287854c2 libswr/rematrix: add braces to silence a warning. 
Signed-off-by: Nicolas George <nicolas.george@normalesup.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-09-28 16:11:01 +02:00
Michael Niedermayer
8593b743a8 rematrix: dont use floats for int16 code. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-09-19 09:25:50 +02:00
Michael Niedermayer
c3c1af6dc6 rematrix: use double during init. 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-09-19 08:44:49 +02:00
Michael Niedermayer
1133676f4a swr: replace sqrt(0.5) by M_SQRT1_2 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2011-09-19 08:44:24 +02:00