Michael Niedermayer
2fd1f0e026
Use the new idct functions (except chroma as it was slower in benchmarks)
cathedral +0.5% speed aladin +0.6% speed [note aladin has been cat-ed 10 times to reduce the influence of init time] Speedup also verified via START/STOP_TIMER (difference was very significant for the changed parts) Originally committed as revision 16207 to svn://svn.ffmpeg.org/ffmpeg/trunk
FFmpeg README ------------- 1) Documentation ---------------- * Read the documentation in the doc/ directory. 2) Licensing ------------ * Read the file COPYING.LGPL. FFmpeg and the associated libraries EXCEPT for libpostproc and libswscale are licensed under the GNU Lesser General Public License. * libpostproc and libswscale are distributed under the GNU General Public License, see the file COPYING.GPL for details. Their compilation and use in FFmpeg is optional. * The file libavcodec/i386/idct_mmx.c is distributed under the GNU General Public License. It is strictly an optimization and its use is optional. * The file libavcodec/ac3dec.c is distributed under the GNU General Public License. In order for (E-)AC-3 decoding to work you need to enable GPL components. * The file libavdevice/x11grab.c is distributed under the GNU General Public License. X11 grabbing is optional. * The files libavcodec/jfdctfst.c, libavcodec/jfdctint.c, libavcodec/jrevdct.c are taken from libjpeg, see the top of the files for licensing details. * The file libavcodec/fdctref.c is copyrighted by the MPEG Software Simulation Group with all rights reserved. It is only used to create a DCT test program and not compiled into libavcodec.
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