Commit Graph

15 Commits

Author SHA1 Message Date
Jonathan Campbell
76c5a69e26 libavutil: add av_lfg_init_from_data() function
seeds an AVLFG from binary data.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2017-01-22 02:28:53 +01:00
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
0c33ceda91 lavu/lfg-test: add simple sample mean, stddev checks
Also added a TODO to change to a proper normality test in the future.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanag@gmail.com>
2016-03-13 12:41:36 -04:00
Michael Niedermayer
4480edcf31 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  w32threads: Make pthread_cond_wait follow POSIX
  cosmetics: Consistently place static, inline and av_cold attributes/keywords.
  sbrdsp: Use standard multiple inclusion guards.
  pcm: K&R formatting cosmetics
  rawdec: Support fourccs YV16 and YV24
  rtmp: implement bandwidth notification
  rtmp: update supported audio codecs value

Conflicts:
	libavcodec/pcm.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-04 21:17:52 +02:00
Diego Biurrun
3dde147ff9 cosmetics: Consistently place static, inline and av_cold attributes/keywords. 2012-04-04 14:54:13 +02:00
Michael Niedermayer
707138593a Merge remote-tracking branch 'qatar/master'
* qatar/master:
  adpcmenc: cosmetics: pretty-printing
  ac3dec: cosmetics: pretty-printing
  yuv4mpeg: cosmetics: pretty-printing
  shorten: remove dead initialization
  roqvideodec: set AVFrame reference before reget_buffer.
  bmp: fix some 1bit samples.
  latmdec: add fate test for audio config change
  oma: PCM support
  oma: better format detection with small probe buffer
  oma: clearify ambiguous if condition
  wavpack: Properly clip samples during lossy decode
  Code clean-up for crc.c, lfg.c, log.c, random_see.d, rational.c and tree.c.
  Cleaned pixdesc.c file in libavutil
  zmbv.c: coding style clean-up.
  xan.c: coding style clean-up.
  mpegvideo.c: code cleanup - first 500 lines.

Conflicts:
	Changelog
	libavcodec/adpcmenc.c
	libavcodec/bmp.c
	libavcodec/zmbv.c
	libavutil/log.c
	libavutil/pixdesc.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-12-05 00:11:57 +01:00
Yordan Makariev
425b45d4b0 Code clean-up for crc.c, lfg.c, log.c, random_see.d, rational.c and tree.c.
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
2011-12-03 15:13:48 -08:00
Mans Rullgard
2912e87a6c Replace FFmpeg with Libav in licence headers
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 13:33:20 +00:00
Måns Rullgård
f4d80ecb22 lfg: add missing includes
Originally committed as revision 24154 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-10 00:40:55 +00:00
Måns Rullgård
2ed6f39944 Replace many includes of libavutil/common.h with what is actually needed
This reduces the number of false dependencies on header files and
speeds up compilation.

Originally committed as revision 22407 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-09 17:39:19 +00:00
Stefano Sabatini
3ba69a15c6 Implement av_bmg_next(), a Box-Muller Gaussian random generator.
See the thread:
"[FFmpeg-devel] [PATCH] Box-Muller gaussian generator".

Originally committed as revision 20808 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-12-12 16:24:37 +00:00
Diego Biurrun
0e4cb6cbad Fix reference to av_random where av_lfg_get was meant.
Originally committed as revision 18112 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-03-21 16:14:21 +00:00
Michael Niedermayer
2754fe8ba5 Simple lagged fibonacci PRNG.
3.5 times faster than our mersene twister.
10 times less memory needed. (=less cache trashing)

Originally committed as revision 14458 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-28 15:35:04 +00:00
Diego Biurrun
11d4e92ed9 avformat: Remove non-compiling and/or silly commented-out printf/av_log statements 2012-10-01 10:24:28 +02:00