FFmpeg

293MB

Tree: 31ff9bd7b8

Author	SHA1	Message	Date
Loren Merritt	e6b1ed693a	FFT: factor a shuffle out of the inner loop and merge it into fft_permute. 6% faster SSE FFT on Conroe, 2.5% on Penryn. Signed-off-by: Janne Grunau <janne-ffmpeg@jannau.net>	14 years ago
Stefano Sabatini	c6c98d0897	Move mm_support() from libavcodec to libavutil, make it a public function and rename it to av_get_cpu_flags(). Originally committed as revision 25076 to svn://svn.ffmpeg.org/ffmpeg/trunk	15 years ago
Stefano Sabatini	7160bb716b	Rename FF_MM_ symbols related to CPU features flags as AV_CPU_FLAG_ symbols, and move them from libavcodec/avcodec.h to libavutil/cpu.h. Originally committed as revision 25040 to svn://svn.ffmpeg.org/ffmpeg/trunk	15 years ago
Vitor Sessak	881fd7a62f	Move SSE optimized 32-point DCT to its own file. Should fix breakage with YASM disabled. Originally committed as revision 24078 to svn://svn.ffmpeg.org/ffmpeg/trunk	15 years ago
Vitor Sessak	4dcc4f8eaa	SSE optimized 32-point DCT Originally committed as revision 24077 to svn://svn.ffmpeg.org/ffmpeg/trunk	15 years ago
Måns Rullgård	f486321395	Move per-arch fft init bits into the corresponding subdirs Originally committed as revision 19864 to svn://svn.ffmpeg.org/ffmpeg/trunk	16 years ago