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b44985ba12
about 10% lower bitrate for -qscale 32 (forman & some music video) worst case bitrate increase <0.1% (lossless or low qscale) and now the bad news, even though this just adds a single subtraction and an if() into the medium sized unpack_coeffs() loop and the if() will only be false once per unpac_coeff() call, gcc produces 50% slower code, i didnt look at the generated asm yet, not sure if i want to ... Originally committed as revision 4131 to svn://svn.ffmpeg.org/ffmpeg/trunk
FFmpeg README ------------- 1) Documentation ---------------- * Read the documentation in the doc/ directory. 2) Licensing ------------ * Read the file COPYING. ffmpeg and the associated libraries EXCEPT liba52 and libpostproc are licensed under the Lesser GNU General Public License. * liba52 and libpostproc are distributed under the GNU General Public License and their compilation and use is optional in ffmpeg. Fabrice Bellard.