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Commit Graph

105 Commits

Author SHA1 Message Date
Paul B Mahol
1146133df8 avutil/eval: add linear interpolation helper 2017-08-19 12:42:24 +02:00
Kevin Mark
482566ccc3 libavutil/eval: Add round function to expression parser
We have floor, ceil, and trunc. Let's add round.

Signed-off-by: Kevin Mark <kmark937@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-06-06 18:31:47 +02:00
Paul B Mahol
13564fc24d avutil/eval: add atan2 function
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2017-01-30 11:04:31 +01:00
James Almer
1d4d0ee4b0 avutil/reverse: move the ff_reverse declaration to a separate header
Fixes compilation with hardcoded tables after eaff1aa09e
and e71b8119e7

Reviewed-by: Timo Rothenpieler <timo@rothenpieler.org>
Signed-off-by: James Almer <jamrial@gmail.com>
2017-01-12 19:59:37 -03:00
Derek Buitenhuis
96d616052b Merge commit 'd12b5b2f135aade4099f4b26b0fe678656158c13'
* commit 'd12b5b2f135aade4099f4b26b0fe678656158c13':
  build: Split test programs off into separate files

Some conversions done by: James Almer <jamrial@gmail.com>
Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2016-05-11 19:13:03 +01:00
Diego Biurrun
d12b5b2f13 build: Split test programs off into separate files
This avoids spurious library rebuilds when only the test program
code is changed and simplifies the build system.
2016-04-07 16:14:42 +02:00
Ganesh Ajjanagadde
db1a642cd2 all: move ff_exp10, ff_exp10f, ff_fast_powf to lavu/ffmath.h
The idea is to use ffmath.h for internal implementations of math functions.
Currently, it is used for variants of libm functions, but is by no means
limited to such things.

Note that this is not exported; use lavu/mathematics for such purposes.

Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com>
Signed-off-by: Ganesh Ajjanagadde <gajjanag@gmail.com>
2016-03-22 10:15:31 -07:00
Ganesh Ajjanagadde
0e9fe3e3c9 lavu/eval: replace pow(10,x) by ff_exp10(x)
Reviewed-by: Ronald S. Bultje <rsbultje@gmail.com>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
2015-12-25 10:48:13 -08:00
Ganesh Ajjanagadde
4fa6f09c2c lavu/eval: remove pow and exp2 for postfixes
These postfixes can be computed statically, and there is no need to
waste runtime resources.

Tested with FATE.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
2015-12-16 07:56:54 -05:00
Ganesh Ajjanagadde
401c93ddb7 avutil/eval: change sqrt to hypot
This improves the mathematical behavior of hypotenuse computation.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
2015-11-21 08:51:49 -05:00
Andreas Cadhalpun
107e54c5bf avutil: add ff_reverse as av_reverse replacement
The table is used in libavutil/eval.c.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>
2015-08-12 00:14:14 +02:00
Michael Niedermayer
c49e7924a8 avutil/eval: check for av_malloc failure
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-01 15:59:58 +02:00
Michael Niedermayer
61123634dd avutil/eval: factor av_expr_free() calls out
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-04-01 15:59:58 +02:00
Michael Niedermayer
fb33bff990 Merge commit 'f929ab0569ff31ed5a59b0b0adb7ce09df3fca39'
* commit 'f929ab0569ff31ed5a59b0b0adb7ce09df3fca39':
  cosmetics: Write NULL pointer equality checks more compactly

Conflicts:
	cmdutils.c
	ffmpeg_opt.c
	ffplay.c
	libavcodec/dvbsub.c
	libavcodec/dvdsubdec.c
	libavcodec/dvdsubenc.c
	libavcodec/dxa.c
	libavcodec/libxvid_rc.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo_enc.c
	libavcodec/rv10.c
	libavcodec/tiffenc.c
	libavcodec/utils.c
	libavcodec/vc1dec.c
	libavcodec/zmbv.c
	libavdevice/v4l2.c
	libavformat/matroskadec.c
	libavformat/movenc.c
	libavformat/sdp.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-08-15 21:00:50 +02:00
Gabriel Dume
f929ab0569 cosmetics: Write NULL pointer equality checks more compactly
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2014-08-15 03:18:18 -07:00
Michael Niedermayer
88efc013b1 avutil: move QP2LAMBDA constant to eval
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-07-21 15:30:45 +02:00
Stefano Sabatini
f3e886c7df lavu/eval: add clip function 2014-07-17 11:29:01 +02:00
Michael Niedermayer
965fa6b0d9 Merge commit 'fb0c9d41d685abb58575c5482ca33b8cd457c5ec'
* commit 'fb0c9d41d685abb58575c5482ca33b8cd457c5ec':
  avutil: remove timer.h include from internal.h

Conflicts:
	libavcodec/ffv1dec.c
	libavutil/internal.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-01-26 01:54:55 +01:00
Janne Grunau
fb0c9d41d6 avutil: remove timer.h include from internal.h
Added libavutil/timer.h include to all files with {START,STOP}_TIMER.
2014-01-25 21:50:20 +01:00
Michael Niedermayer
8ff23f0e3c Merge commit '5b097399baa2e38cc513939cfab3a9b6fdbc33df'
* commit '5b097399baa2e38cc513939cfab3a9b6fdbc33df':
  eval: Explicitly ignore return value of strtod() in parse_db()

Conflicts:
	libavutil/eval.c

See: 3cd9849d9c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-07-28 13:37:46 +02:00
Diego Biurrun
5b097399ba eval: Explicitly ignore return value of strtod() in parse_db()
The return value is not needed.  This fixes the warning:
libavutil/eval.c:353:15: warning: ignoring return value of ‘strtod’
2013-07-27 16:00:41 +02:00
Carl Eugen Hoyos
0915b531bc Rename "AVClass class" as "AVClass component_class".
The aix header math.h defines "extern int class()" for C.
2013-06-30 13:47:45 +02:00
Stefano Sabatini
8afcaaeb75 lavu/eval: rename "new_eval_expr()" to "make_eval_expr()"
The new name is more semantically and stilistically consistent.
2013-04-10 13:11:27 +02:00
Clément Bœsch
77f60f0011 lavu/eval: add between() function. 2013-03-22 09:20:45 +01:00
Stefano Sabatini
b2098d2417 lavu/eval: add bitor and bitand functions
Warning note suggested by Reimar.
2013-03-17 00:22:47 +01:00
Reimar Döffinger
efa7f42020 Use the avstring.h locale-independent character type functions
Make sure the behavior does not change with the locale.

Signed-off-by: Martin Storsjö <martin@martin.st>
2013-03-07 15:16:36 +02:00
Stefano Sabatini
ad48556135 lavu/eval: add native support to lte and lt functions 2013-03-05 15:15:45 +01:00
Reimar Döffinger
88d55b827d Remove incorrect use of ctype.h functions.
As far as I can tell the code should not change behaviour
depending on locale in any of these places.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
2013-03-03 21:44:10 +01:00
Michael Niedermayer
29c8619a49 fate: add print() to the tests of eval
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-02-17 17:36:27 +01:00
Michael Niedermayer
09ece9fa6c eval: print() support
This allows printing values via av_log from expressions.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-02-17 17:36:27 +01:00
Michael Niedermayer
3cd9849d9c eval: fix 'warning: ignoring return value of strtod, declared with attribute warn_unused_result'
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-29 16:33:32 +01:00
Stefano Sabatini
2ed0803c6c lavu/eval: extend if/ifnot functions to accept a third parameter
Add support to an if/else construct, simplify logic in expressions.
2013-01-24 12:19:01 +01:00
Michael Niedermayer
31cd1e20bb eval: add function to access the current "wallclock" time.
Reviewed-by: Stefano Sabatini <stefasab@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-23 22:22:53 +01:00
Clément Bœsch
49a78e6b8c lavu/eval: handle div by zero in mod().
Similarly to 03f5043f5, we use the FTRAPV config setting.
2013-01-02 23:15:45 +01:00
Michael Niedermayer
15784c2bab Merge commit '9d5c62ba5b586c80af508b5914934b1c439f6652'
* commit '9d5c62ba5b586c80af508b5914934b1c439f6652':
  lavu/opt: do not filter out the initial sign character except for flags
  eval: treat dB as decibels instead of decibytes
  float_dsp: add vector_dmul_scalar() to multiply a vector of doubles

Conflicts:
	libavutil/eval.c
	tests/ref/fate/eval

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-06 14:33:38 +01:00
Justin Ruggles
5312268b34 eval: treat dB as decibels instead of decibytes 2012-12-05 11:23:36 -05:00
Michael Niedermayer
99efd59626 Merge commit 'cb45553f577f8e0ebfe05d3287e1b6fa5859b967'
* commit 'cb45553f577f8e0ebfe05d3287e1b6fa5859b967':
  Remove pointless #undefs of previously forbidden functions.
  fate: Add dependencies for bmp, cdxl, dfa, mp3

Conflicts:
	doc/examples/muxing.c
	libavfilter/filtfmts.c
	libavutil/des.c
	libavutil/eval.c
	libavutil/log.c
	libavutil/parseutils.c
	tests/fate/mp3.mak

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-05 13:34:45 +01:00
Anton Khirnov
cb45553f57 Remove pointless #undefs of previously forbidden functions. 2012-12-04 21:40:22 +01:00
Stefano Sabatini
1c6962dc20 lavu: remove disabled FF_API_OLD_EVAL_NAMES code 2012-11-07 23:18:05 +01:00
Michael Niedermayer
25a21c587c eval-test: add some otherwise untested functions.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-11-01 00:32:15 +01:00
Michael Niedermayer
82c0055c5e Merge commit 'b5198a2637b7b45b0049a1d4b386a06f016f2520'
* commit 'b5198a2637b7b45b0049a1d4b386a06f016f2520':
  configure: tms470: add mapping for -mfpu=vfpv3-d16 flag
  configure: recognise Minix as OS
  configure: work around bug in ash shell
  eval-test: make table static const
  lavr: handle clipping in the float to s32 conversion
  nut: support pcm codecs not mapped in avi

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-10-14 14:46:13 +02:00
Mans Rullgard
74c39bc682 eval-test: make table static const
Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-10-13 11:39:25 +01:00
Michael Niedermayer
03f5043f5d eval: Fix eval test with ftrapv
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-10-09 06:02:34 +02:00
Michael Niedermayer
c581cb4e4f Merge remote-tracking branch 'qatar/master'
* qatar/master:
  Fix even more missing includes after the common.h removal
  build: Factor out rangecoder dependencies to CONFIG_RANGECODER
  build: Factor out error resilience dependencies to CONFIG_ERROR_RESILIENCE
  x86: avcodec: Consistently name all init files
  Add more missing includes after removing the implicit common.h
  Add some more missing includes after removing the implicit common.h
  Don't include common.h from avutil.h
  rtmp: Automatically compute the hash for SWFVerification

Conflicts:
	configure
	doc/APIchanges
	doc/examples/decoding_encoding.c
	libavcodec/Makefile
	libavcodec/assdec.c
	libavcodec/audio_frame_queue.c
	libavcodec/avpacket.c
	libavcodec/dv_profile.c
	libavcodec/dwt.c
	libavcodec/libtheoraenc.c
	libavcodec/rawdec.c
	libavcodec/rv40dsp.c
	libavcodec/tiff.c
	libavcodec/tiffenc.c
	libavcodec/v210dec.h
	libavcodec/vc1dsp.c
	libavcodec/x86/Makefile
	libavfilter/asrc_anullsrc.c
	libavfilter/avfilter.c
	libavfilter/buffer.c
	libavfilter/formats.c
	libavfilter/vf_ass.c
	libavfilter/vf_drawtext.c
	libavfilter/vf_fade.c
	libavfilter/vf_select.c
	libavfilter/video.c
	libavfilter/vsrc_testsrc.c
	libavformat/version.h
	libavutil/audioconvert.c
	libavutil/error.h
	libavutil/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-08-16 16:20:30 +02:00
Martin Storsjö
1d9c2dc89a Don't include common.h from avutil.h
Signed-off-by: Martin Storsjö <martin@martin.st>
2012-08-15 22:32:06 +03:00
Michael Niedermayer
c6963a220d Merge remote-tracking branch 'qatar/master'
* qatar/master:
  proresdsp: port x86 assembly to cpuflags.
  lavr: x86: improve non-SSE4 version of S16_TO_S32_SX macro
  lavfi: better channel layout negotiation
  alac: check for truncated packets
  alac: reverse lpc coeff order, simplify filter
  lavr: add x86-optimized mixing functions
  x86: add support for fmaddps fma4 instruction with abstraction to avx/sse
  tscc2: fix typo in array index
  build: use COMPILE template for HOSTOBJS
  build: do full flag handling for all compiler-type tools
  eval: fix printing of NaN in eval fate test.
  build: Rename aandct component to more descriptive aandcttables
  mpegaudio: bury inline asm under HAVE_INLINE_ASM.
  x86inc: automatically insert vzeroupper for YMM functions.
  rtmp: Check the buffer length of ping packets
  rtmp: Allow having more unknown data at the end of a chunk size packet without failing
  rtmp: Prevent reading outside of an allocate buffer when receiving server bandwidth packets

Conflicts:
	Makefile
	configure
	libavcodec/x86/proresdsp.asm
	libavutil/eval.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-07-27 23:42:19 +02:00
Ronald S. Bultje
02ac28229a eval: fix printing of NaN in eval fate test.
This fixes "make fate-eval" on MSVC builds. Without this, the test outputs
"-1.#NaN" instead of "nan" on MSVS 2010.
2012-07-26 15:56:32 -07:00
Michael Niedermayer
39afcf1d7e Merge remote-tracking branch 'qatar/master'
* qatar/master:
  eval: add gt(), gte(), lt() and lte() fate tests
  eval: fix swapping of lt() and lte()
  imgconvert: deprecate avcodec_find_best_pix_fmt()
  imgconvert: add avcodec_find_best_pix_fmt2()
  imgconvert: avoid undefined left shift in avcodec_find_best_pix_fmt

Conflicts:
	libavcodec/imgconvert.c
	libavcodec/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-07-15 01:23:16 +02:00
Janne Grunau
2d497c141d eval: add gt(), gte(), lt() and lte() fate tests 2012-07-14 13:43:10 +02:00
Max Lazarov
caac3ab6ef eval: fix swapping of lt() and lte()
CC: libav-stable@libav.org
2012-07-14 13:33:25 +02:00