a176bbc873
avutil/softfloat: move av_sincos_sf() back to header
...
Fixes compilation of host tool aacps_fixed_tablegen
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>
2015-07-22 23:12:21 -03:00
f85bc147fb
avcodec: Implementation of AAC_fixed_decoder (SBR-module)
...
Add fixed poind code.
Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2015-07-20 17:20:16 +02:00
20abb1afe5
softfloat: make av_div_sf() inline
...
Removes a defined but not used warning on files including softfloat.h
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
2015-06-13 22:28:39 -03:00
daf1158d77
avutil/softfloat: Move av_sf2double() to header
...
It was not intended to be a static private function
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-11 16:16:38 +02:00
af8d63e756
avutil/softfloat: Fix alternative implementation of av_normalize1_sf()
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-05 17:40:16 +02:00
6690ca22b3
avutil/softfloat: Fix alternative implementation of av_normalize_sf()
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-05 17:40:16 +02:00
d3585c53de
avutil/softfloat: Move av_sincos_sf() from header to c file
...
The function is quite big and trigonometric functions should not really
be used in speed critical code
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-05 13:42:05 +02:00
c7ce16e716
avutil/softfloat: Fix thresholds in av_normalize_sf()
...
Found-by: Nedeljko Babic <Nedeljko.Babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-05 12:56:12 +02:00
7131aba916
libavutil/softfloat: Fix av_normalize1_sf bias.
...
av_normalize1_sf doesn't properly address border case when mantis is
exactly -0x40000000.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-04 17:20:03 +02:00
1fae268307
libavutil/softfloat: Add functions.
...
Functions av_gt_sf, av_sqrt_sf and av_sincos_sf added to softfloat
Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-30 15:05:12 +02:00
7bab281475
libavutil/softfloat: Added av_normalize_sf in av_add_sf
...
This will normalize sums for which mantissa is smaller than the lower boundary
(needed for implementation of fixed point aac decoder).
Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-30 14:53:09 +02:00
a1c7fe431c
libavutil/softfloat: exponent adjusted for aac fixed point dec
...
Exponent usage and calculation in softfloat adjusted to the format used in
implementation of fixed point aac decoder.
Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-30 14:20:28 +02:00
a3110beebd
avutil/softfloat: document av_int2sf()
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-25 14:51:02 +02:00
f4ccf38902
libavutil/softfloat: Change order of fields in SoftFloat structure.
...
Softfloat will be used in implementation of AAC fixed point decoder.
This change is needed in order to more easily integrate ffmpegs softfloat in
already developed algorithm for AAC.
Signed-off-by: Nedeljko Babic <nedeljko.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-15 18:53:55 +02:00
171d971dbf
avutil/softfloat: Fix undefined shift in av_add_sf()
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-10-10 19:36:12 +02:00
99afec08f8
avutil/softfloat: add some asserts
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-10-09 17:02:59 +02:00
44198a728d
avutil/softfloat: Fix dependence on signed overflow in av_normalize1_sf()
...
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-10-09 16:52:56 +02:00
89c9ff504b
spelling/grammar/consistency review part I
...
Originally committed as revision 16840 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-01-28 00:16:05 +00:00
987903826b
Globally rename the header inclusion guard names.
...
Consistently apply this rule: the guard name is obtained from the
filename by stripping the leading "lib", converting '/' and '.' to
'_' and uppercasing the resulting name. Guard names in the root
directory have to be prefixed by "FFMPEG_".
Originally committed as revision 15120 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-31 07:39:47 +00:00
ca74c0a180
cosmetics: Fix two common typos: wont --> will not, lets --> let us.
...
Originally committed as revision 14372 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-24 17:09:28 +00:00
3540b950ec
add missing #include "common.h" to libavutil headers
...
Originally committed as revision 12502 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-19 08:47:31 +00:00
85074d3c93
Reapply r12489: Add pure, const and malloc attributes to proper functions
...
in libavutil.
Fix a compilation failure in r12489.
Originally committed as revision 12498 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-19 06:17:43 +00:00
2119bb8f51
revert r12489.
...
Originally committed as revision 12490 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-18 16:29:47 +00:00
6544f48f03
Pure, const and malloc attributes to libavutil.
...
Patch by Zuxy Meng: zuxy meng gmail com
Original thread:
[FFmpeg-devel] [PATCH] Pure, const and malloc attributes to libavutil
Date: 03/18/2008 6:09 AM
Originally committed as revision 12489 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-18 15:27:15 +00:00
5b21bdabe4
Add FFMPEG_ prefix to all multiple inclusion guards.
...
Originally committed as revision 10765 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-17 09:37:46 +00:00
e5a389a1b7
license header consistency cosmetics
...
Originally committed as revision 9484 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 10:40:25 +00:00
efb775777f
add a comment to indicate which #endif belong to which #define
...
Originally committed as revision 9356 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-17 18:59:28 +00:00
699b3f99d0
add multiple inclusion guards to headers
...
Originally committed as revision 9345 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-17 00:01:30 +00:00
99545457bf
include all prerequisites in header files
...
Originally committed as revision 9344 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-16 22:59:13 +00:00
b78e7197a8
Change license headers to say 'FFmpeg' instead of 'this program/this library'
...
and fix GPL/LGPL version mismatches.
Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-07 15:30:46 +00:00
af41dd8216
Exchange informal LGPL notice by official license header.
...
Originally committed as revision 6164 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-04 09:31:30 +00:00
a2fd60437d
floating point "emulation" code
...
unused currently, but might come in handy for some fpu-less cpus
Originally committed as revision 5955 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-08 07:58:10 +00:00
James Almer
Djordje Pesut
Michael Niedermayer
Nedeljko Babic
Diego Biurrun
Stefano Sabatini
Måns Rullgård
Zuxy Meng
Benoit Fouet
Guillaume Poirier