FFmpeg

Commit Graph

Author	SHA1	Message	Date
Loren Merritt	1b87c40245	slightly faster ff_imdct_calc_3dn2() on amd64. (gcc added a bunch of useless movsxd) Originally committed as revision 5962 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	21bb884fb7	change vorbis_inverse_coupling_sse2() so it works on sse1 cpus Originally committed as revision 5957 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	bcfa3e58ee	3dnow2 implementation of imdct. 6% faster vorbis and wma. Originally committed as revision 5954 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	cd035a6051	10l, vorbis_inverse_coupling_sse() was really 3dnow Originally committed as revision 5903 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	2dac4acfc0	sse & sse2 implementations of vorbis channel coupling. 9% faster vorbis (on a K8). Originally committed as revision 5898 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Stefan Gehrer	595e7bd940	some MMX optimizations for the CAVS decoder Originally committed as revision 5846 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	5ced7b80ad	disable the vp3 mmx and sse2 idcts, their output doesnt match the c idct (tested with -f crc) and the theora spec does not allow different idcts not to mention the difference is quite vissible ... Originally committed as revision 5788 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Måns Rullgård	98d417cbcd	#define SBUTTERFLY outside CONFIG_ENCODERS Originally committed as revision 5628 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Luca Abeni	9c39071d6d	Move REG_* macros from libavcodec/i386/mmx.h to libavutil/x86_cpu.h Originally committed as revision 5595 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Måns Rullgård	3f8674a902	remove redundant macro definitions Originally committed as revision 5589 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Måns Rullgård	8fb0d07339	kill warning Originally committed as revision 5588 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	e27b6e62f7	missmatch control for mpeg2 intra dequantization if bitexact=1 Originally committed as revision 5328 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Zuxy Meng	392f6da897	Remove unused and unsupported Cyrix's "Extended MMX", Add SSE3 support. Patch by Zuxy Meng < zuxy POIS meng AH gmail POIS com > Original thread: 04/26/06 13:13: [Ffmpeg-devel] [PATCH] Bug fix, SSE3 support in i386/cputest.c and dsputil.h Originally committed as revision 5326 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Wolfram Gloger	f42635f558	gcc-2.95 compile fix, patch by Wolfram Gloger <wmglo A dent PIS med PIS uni-muenchen PIS de> Originally committed as revision 5298 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	75ca1a5f70	gmc_mmx tweaks Originally committed as revision 5269 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	703c8195a8	mmx implementation of 3-point GMC. (5x faster than C) Originally committed as revision 5265 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Luca Barbato	22b48b85b6	altivec support for snow Originally committed as revision 5228 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	5e8b787afa	simplified and slightly faster h264_chroma_mc8_mmx Originally committed as revision 5214 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	513fbd8e5a	prefetch pixels for future motion compensation. 2-5% faster h264. Originally committed as revision 5203 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	5e6a5c4daf	10l Originally committed as revision 5201 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	fdd3057981	added mmx implementation of h264_chroma_mc2 Originally committed as revision 5200 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Robert Edele	e8600e5edc	add MMX and SSE versions of ff_snow_inner_add_yblock Patch by Robert Edele < yartrebo AH earthlink POIS net > Original Thread: Date: Mar 22, 2006 3:24 AM Subject: [Ffmpeg-devel] [PATCH] snow mmx + sse2 part 5 Originally committed as revision 5197 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Robert Edele	2c9a0285d4	snow mmx+sse2 optimizations, part 4 Patch by Robert Edele, yartrebo <<at>> earthlink <<dot>> net Originally committed as revision 5191 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Robert Edele	4567b4bdab	Add the mmx and sse2 implementations of ff_snow_vertical_compose(). Patch by Robert Edele < yartrebo AH earthlink POIS net > Original thread: Date: Mar 20, 2006 5:54 PM Subject: [Ffmpeg-devel] [PATCH] snow mmx + sse2 part 3 Originally committed as revision 5185 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Robert Edele	059715a41c	First part of a series of speed-enchancing patches. This one sets up a snow.h and makes snow use the dsputil function pointer framework to access the three functions that will be implemented in asm in the other parts of the patchset. Patch by Robert Edele < yartrebo AH earthlink POIS net> Original thread: Subject: [Ffmpeg-devel] [PATCH] Snow mmx+sse2 asm optimizations Date: Sun, 05 Feb 2006 12:47:14 -0500 Originally committed as revision 5172 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Zuxy Meng	82eb4b0f1b	3DNow! & Extended 3DNow! versions of FFT Patch by Zuxy Meng, zuxy <<dot>> meng >>at<< gmail <<dot>> com Minor non-functional diff-related fixes by me. Originally committed as revision 5125 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	548a1c8a35	h264_idct8_add_mmx Originally committed as revision 5123 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	6da971f160	h264_idct_add only needs mmx1 Originally committed as revision 5122 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Zuxy Meng	2ffb22d2ad	use xorps instead of mulps to toggle the sign of a float, as suggested by Software Optimization Guide for AMD64 Processors. Patch by Zuxy Meng < zuxy POIS meng AH gmail POIS com > OKed by Michael Original thread: Date: Mar 5, 2006 8:15 PM Subject: [Ffmpeg-devel] [PATCH] Little optimization to fft_sse.c Originally committed as revision 5112 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	d84f7c61ee	gcc2.95 workaround Originally committed as revision 5111 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	7a5b2fa812	remove some useless instructions Originally committed as revision 5109 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	6a8eb0f45a	4% faster h264_qpel_mc Originally committed as revision 5094 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	ef9d1d1575	h264: special case dc-only idct. ~1% faster overall Originally committed as revision 4971 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	4e295993ba	10l in 1.12 Originally committed as revision 4965 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	6ee669732d	10l (x86_64) Originally committed as revision 4952 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	e545f37527	18% faster put_h264_qpel16_mc[13]2_mmx2 Originally committed as revision 4951 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	c03ce51dfb	11% faster put_h264_qpel16_v_lowpass_mmx2 Originally committed as revision 4950 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	0331f09237	15% faster put_h264_qpel16_hv_lowpass_mmx2 Originally committed as revision 4949 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Steve L'Homme	68b51e58ce	MSVC-compatible __align8/__align16 declaration patch by Steve Lhomme, steve .dot. lhomme .at. free .dot. fr Originally committed as revision 4942 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
Loren Merritt	e8b562087d	tweak h264_biweight Originally committed as revision 4835 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	cec9395977	fix some potential arithmetic overflows in pred_direct_motion() and ff_h264_weight_WxH_mmx2(). Originally committed as revision 4795 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Diego Biurrun	bb270c0896	COSMETICS: tabs --> spaces, some prettyprinting Originally committed as revision 4764 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
Guillaume Poirier	f6d1338cb5	Add the rest of missing Reg_* macros to support both AMD-64 style regs and IA32 regs. Not used yet, but should be once the SIMD code to accelerate Snow decoding is merged. Originally committed as revision 4731 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	ea15df8048	use sse16_sse2() in nsse Originally committed as revision 4688 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	a6624e21cb	faster h264_chroma_mc8_mmx, added h264_chroma_mc4_mmx. 2-4% overall speedup. Originally committed as revision 4666 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	b926572aa9	h264 mmx weighted prediction. up to 3% overall speedup. Originally committed as revision 4630 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Loren Merritt	5693c08356	sse2 16x16 sum squared diff (306=>268 cycles on a K8) faster 8x8 mmx ssd (77=>70 cycles) Originally committed as revision 4623 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	12e9668119	replace a few mov + psrlq with pshufw, there are more cases which could benefit from this but they would require us to duplicate some functions ... the trick is from various places (my own code in libpostproc, a patch on the x264 list, ...) Originally committed as revision 4608 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago

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358 Commits (efd8f22a167197fbaf2b23fb29bf7096fade65e4)