Commit Graph

8 Commits

Author SHA1 Message Date
Vitor Sessak
e1484ebed6 Implement the discrete sine/cosine transforms DCT-I and DST-I
Originally committed as revision 22649 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-23 19:48:16 +00:00
Måns Rullgård
a8bb9ea532 ARM: NEON optimised RDFT
Originally committed as revision 22641 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-23 03:35:02 +00:00
Vitor Sessak
e30ab38e94 Call DCT by function pointer. Needed for any future ASM implementation and
allows further cleanup.

Originally committed as revision 22617 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-21 11:31:11 +00:00
Vitor Sessak
2758004fce DCT: remove unused field from context
Originally committed as revision 22615 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-21 11:24:01 +00:00
Måns Rullgård
2881c83127 Call rdft by function pointer
Call the RDFT by a function pointer like other FFT related transforms.
This makes instruction set optimized versions possible.

Based on patch by Alex Converse.

Originally committed as revision 22609 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-20 21:27:03 +00:00
Måns Rullgård
c70948315b Create a public API for FFT family of functions
Originally committed as revision 22291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-07 21:56:45 +00:00
Måns Rullgård
41ea18fb0d Give RDFT types more meaningful names
Originally committed as revision 22290 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-07 21:47:44 +00:00
Måns Rullgård
1429224b04 Move FFT parts from dsputil.h to fft.h
Originally committed as revision 22235 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-03-06 14:34:46 +00:00