eb4825b5d4
sse and 3dnow implementations of float->int conversion and mdct windowing.
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15% faster vorbis.
Originally committed as revision 5975 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-10 19:06:25 +00:00
bcfa3e58ee
3dnow2 implementation of imdct.
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6% faster vorbis and wma.
Originally committed as revision 5954 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-08 04:01:04 +00:00
2dac4acfc0
sse & sse2 implementations of vorbis channel coupling.
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9% faster vorbis (on a K8).
Originally committed as revision 5898 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-08-03 03:18:47 +00:00
64db55aedb
New functions in DSPContext for VC-1 decoding
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Originally committed as revision 5862 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-30 03:45:02 +00:00
b482e2d12f
CAVS decoder by (Stefan Gehrer stefan.gehrer gmx.de)
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Originally committed as revision 5590 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-03 00:16:45 +00:00
392f6da897
Remove unused and unsupported Cyrix's "Extended MMX",
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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
2006-04-28 07:46:13 +00:00
703c8195a8
mmx implementation of 3-point GMC. (5x faster than C)
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Originally committed as revision 5265 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-04-04 09:23:45 +00:00
54009d4295
remove mpegvideo.c img resample dependancy
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Originally committed as revision 5258 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-31 20:43:37 +00:00
dc2bf20e27
ST16 is undefined for non-GNU compilers.
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Patch by Steve Lhomme <slhomme at divxcorp com>
Originally committed as revision 5206 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-24 01:33:22 +00:00
513fbd8e5a
prefetch pixels for future motion compensation. 2-5% faster h264.
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Originally committed as revision 5203 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-23 20:16:36 +00:00
059715a41c
First part of a series of speed-enchancing patches.
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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
2006-03-16 19:18:18 +00:00
82eb4b0f1b
3DNow! & Extended 3DNow! versions of FFT
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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
2006-03-08 04:13:55 +00:00
ef9d1d1575
h264: special case dc-only idct. ~1% faster overall
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Originally committed as revision 4971 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-10 06:55:25 +00:00
68b51e58ce
MSVC-compatible __align8/__align16 declaration
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patch by Steve Lhomme, steve .dot. lhomme .at. free .dot. fr
Originally committed as revision 4942 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-05 13:35:17 +00:00
5509bffa88
Update licensing information: The FSF changed postal address.
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Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 22:43:26 +00:00
e8b562087d
tweak h264_biweight
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Originally committed as revision 4835 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-09 03:38:37 +00:00
80e44bc3bf
use h264 MC functions for 2xX Xx2 blocks in snow too
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Originally committed as revision 4824 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-08 01:50:34 +00:00
27c61ac53d
8x8 integer dct from x264 as cmp function (under CONFIG_GPL)
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if this gives better quality then SATD then someone should port the x86 code too or maybe we could even just call it from libx264
the 4x4 one could be tried too ...
Originally committed as revision 4811 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-04 16:31:23 +00:00
bb270c0896
COSMETICS: tabs --> spaces, some prettyprinting
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Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-22 01:10:11 +00:00
115329f160
COSMETICS: Remove all trailing whitespace.
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Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-17 18:14:38 +00:00
7df6545556
Move lrintf implementation from libavcodec/dsputil.h to libavutil/common.h
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where it makes more sense.
Originally committed as revision 4599 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-19 23:26:47 +00:00
eba9ae3cfc
IWMMXT configure support + runtime selection patch by (Gildas Bazin, gbazin : altern org)
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Originally committed as revision 4409 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-28 22:46:36 +00:00
36940eca76
H.264 lossless mode
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Originally committed as revision 4381 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-17 08:24:35 +00:00
43efd19a88
decode H.264 with 8x8 transform.
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deblocking is still incorrect with 8x8+cavlc
Originally committed as revision 4339 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-06-02 21:15:20 +00:00
14ee9d1539
remove unused vp3 related function pointers
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Originally committed as revision 4293 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-21 07:43:49 +00:00
5cf08f2393
H.264 deblocking optimizations (mmx for chroma_bS4 case, convert existing cases to 8-bit math)
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Originally committed as revision 4271 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-18 09:17:22 +00:00
5773a74669
porting the mmx&sse2 (sse2 untested) vp3 idcts to the lavc idct API
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Originally committed as revision 4260 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-17 18:28:40 +00:00
8b6103da0f
porting vp3 idct over to lavc idct api
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Originally committed as revision 4257 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-17 11:12:04 +00:00
42251a2a4f
MMX for H.264 deblocking filter
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Originally committed as revision 4158 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-25 01:01:41 +00:00
9f2d1b4ff5
H.264 weighted prediction.
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Bidirectional weighting has not been tested for bitwise accuracy, but looks correct.
Originally committed as revision 3811 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-01-07 05:56:07 +00:00
e42a152bbc
x86 cpu capabilities detection rewrite / cleanup
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Originally committed as revision 3750 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-12-13 16:11:38 +00:00
0fd6aea1f1
more flexible frame skip decission
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Originally committed as revision 3743 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-12-08 18:02:56 +00:00
3237f73183
stride align cleanup
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Originally committed as revision 3640 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-10-26 12:47:56 +00:00
0fa8158d3e
move h264 idct to its own file and call via function pointer in DspContext
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allow h264 idct to be used for lowres=1
Originally committed as revision 3524 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-27 19:47:17 +00:00
1aa8c57b4a
1/8 resolution decoding
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Originally committed as revision 3511 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-26 10:01:40 +00:00
9ca358b951
1/4 resolution decoding
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Originally committed as revision 3509 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-26 00:18:12 +00:00
178fcca848
1/2 resolution decoding
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Originally committed as revision 3507 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-25 23:18:58 +00:00
91d6655aa7
lrintf emulation improvments
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Originally committed as revision 3412 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-08-24 16:33:55 +00:00
26efc54e4a
4x4 SSE compare function
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wavelet based compare functions
make epzs_motion_search() more flexible so it can be used for a wider range of block sizes
make get_penalty_factor() independant of MpegEncContext
Originally committed as revision 3410 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-08-22 17:16:03 +00:00
f2e92ef291
increase size of crop table
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Originally committed as revision 3243 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-06-21 01:01:44 +00:00
dbc56b3914
chroma me fix
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Originally committed as revision 3216 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-06-11 21:12:46 +00:00
e6a2ac3474
noise preserving sum of squares comparission function
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Originally committed as revision 3204 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-06-07 03:23:31 +00:00
fdbbf2e0fc
rewrite h261 loop filter
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no malloc(64) memcpy free stuff
no filter1 A->B then filter2 A->B (yes not B->A)
no incorrect rouding after the 1d filter
Originally committed as revision 3177 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-05-30 21:21:13 +00:00
c6148de232
h261 decoder by (Maarten Daniels <maarten.daniels at student dot luc dot ac dot be>)
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Originally committed as revision 3176 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-05-30 20:37:15 +00:00
e96682e6f4
some of the warning fixes by (Michael Roitzsch <mroi at users dot sourceforge dot net>)
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Originally committed as revision 3140 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-05-18 17:09:46 +00:00
f9ed9d8584
separate out put_signed_pixels_clamped() into its own function and
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implement an optimized MMX version of the function
Originally committed as revision 3082 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-04-27 03:58:06 +00:00
116824d0aa
reorganize and simplify the VP3 IDCT stuff
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Originally committed as revision 3071 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-04-26 00:20:29 +00:00
92a69cf868
move __align16 some place where non-MMX machines can see it
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Originally committed as revision 3066 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-04-25 04:06:09 +00:00
38acbc3cb9
hook up support for SSE2-optimized VP3 IDCT
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Originally committed as revision 3064 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-04-25 03:33:30 +00:00
44f54ceb30
VIS optimized motion compensation code. by (David S. Miller <davem at redhat dot com>)
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ported to ffmpeg by (ja2morri at csclub dot uwaterloo dot ca (james morrison))
useable under LGPL with their agreement
Originally committed as revision 3048 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-04-23 23:38:54 +00:00
Loren Merritt
Kostya Shishkov
Michael Niedermayer
Zuxy Meng
Steve L'Homme
Robert Edele
Diego Biurrun
Gildas Bazin
Mike Melanson