Michael Niedermayer
447caf7941
revert r8469 (increase bits for non default highprecision mode)
...
it causes overflows with linear interpolated filters coefficients
Originally committed as revision 8476 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
55fc0eb174
AUDIOPHILE_KIDDY_MODE
...
Originally committed as revision 8475 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
50df67d3b5
optimize bessel function instead of trusting gcc to do trivial optimizations (as gcc doesnt ...)
...
Originally committed as revision 8474 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
14f887efc6
select more sensible default windows (= attenuation beyond the dynamic range of your input is silly if it negatively affects other parameters)
...
Originally committed as revision 8473 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
20cf58c32b
make kaiser windows with other beta than 16 available
...
Originally committed as revision 8472 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
c252b26d55
make high precision mode accessible at compile time
...
Originally committed as revision 8470 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
ca6940f871
increase bits for non default highprecision mode
...
Originally committed as revision 8469 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
ae232dd740
code for testing the accuracy of the resampler
...
Originally committed as revision 8468 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Michael Niedermayer
66a148a19a
remove dithering of filter coefficients, improves precision by 1-2 bits and
...
improves subjective sound quality on artificial sample (udial.wav resampling
to 32khz)
Originally committed as revision 8467 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Reimar Döffinger
f66e4f5f9e
Add av_ prefix to clip functions
...
Originally committed as revision 8122 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Diego Biurrun
c26abfa541
Rename ABS macro to FFABS.
...
Originally committed as revision 6666 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Diego Biurrun
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
19 years ago
Stefan Huehner
7b49ce2e34
Add const to (mostly) char* and make some functions static, which aren't used
...
outside their declaring source file and which have no corresponding prototype.
patch by Stefan Huehner stefan^^@^^huehner^^.^^org
Originally committed as revision 5497 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Diego Biurrun
5509bffa88
Update licensing information: The FSF changed postal address.
...
Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Diego Biurrun
115329f160
COSMETICS: Remove all trailing whitespace.
...
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
19 years ago
Wolfram Gloger
f0ff20a197
minor fixes for invalid audio data patch by (Wolfram Gloger: wmglo, dent med uni-muenchen de)
...
Originally committed as revision 4524 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Kurosu
f41c1fac3c
av_malloc vs av_mallocz patch by (Kurosu <kurosu inforezo org>)
...
Originally committed as revision 3830 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
53f0090dcc
faster and slightly less accurate nearest neighbor resampler
...
Originally committed as revision 3789 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
6cb5dcb392
special case for filter_length==1
...
Originally committed as revision 3787 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
788d7a8cac
av_resample_compensate() doxy
...
Originally committed as revision 3671 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
6e225de2fe
user selectble cutoff frequency
...
Originally committed as revision 3619 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
4e255822e5
100l (dont reset the sample position at the block end)
...
Originally committed as revision 3618 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
ed861c6bd2
make most resample filter parameters selectable at runtime
...
Originally committed as revision 3617 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
f25ba8b393
optimization
...
Originally committed as revision 3616 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
51a880208a
make filter size, int32/int16 and a few other things selectable at compiletime
...
Originally committed as revision 3615 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
2ac615da82
10l
...
Originally committed as revision 3614 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
80e8528865
dont just resample half of the data sometimes
...
Originally committed as revision 3535 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
bb22e8b175
10l (lrintf(a)+b vs. lrintf(a+b))
...
Originally committed as revision 3391 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
1ac3176044
ugly missing lrintf workaround by ("Steven M. Schultz" <sms at 2bsd dot com>)
...
Originally committed as revision 3289 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
b9d2085ba1
various resampling fixes
...
Originally committed as revision 3271 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
08f7073a6f
avoid useless normalization and 10l fix
...
Originally committed as revision 3229 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
aaaf1635c0
polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample filters
...
Originally committed as revision 3228 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago