871371a768
Snow: fix subband weighting in wavelet cmp functions. use 32x32 cmp in iterative motion estimation.
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Originally committed as revision 5427 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-30 05:44:22 +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
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
13c97a5a0a
10l: Only set *compose97i *add_yblock to dsputils context if we are building with Snow enabled
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Patch by Oded Shimon < ods15 AH ods15 POIS dyndns POIS org >
Originally committed as revision 5175 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-17 12:08:46 +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
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
609009913d
ugly, but necessary
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Originally committed as revision 4814 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-05 06:58:36 +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
bf4e3bd2d0
kill a bunch of compiler warnings
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Originally committed as revision 4522 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-14 15:42:40 +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
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
bda1c56c47
minor optimization of the h264 loop filter
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Originally committed as revision 4198 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-07 16:35:24 +00:00
8b975b7ca5
put most codecs under ifdefs
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Originally committed as revision 4173 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-02 22:14:42 +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
88730be651
kill warnings patch by (Måns Rullgård <mru inprovide com>)
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Originally committed as revision 3977 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-02-24 19:08:50 +00:00
91c56db64e
use clip_uint8()
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Originally committed as revision 3867 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-01-23 11:08:18 +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
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
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
0c62d34341
useless
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Originally committed as revision 3436 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-06 10:32:47 +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
8b69867f2e
Minor Patch for shared libs on Mac OSX by (Bill May <wmay at cisco dot com>)
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Originally committed as revision 3387 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-08-13 15:30:42 +00:00
d4c5d2adf3
nsse weight
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Originally committed as revision 3205 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-06-07 17:30:02 +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
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
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
44cb64ee89
seperated out the C-based VP3 DSP functions into a different file; also
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ported the MMX-optimized versions of those functions
Originally committed as revision 2855 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-08 02:13:45 +00:00
c0a0170c16
fix motion compensation with (x+1/2,y+1/2) MVs
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Originally committed as revision 2849 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-05 18:44:04 +00:00
364a179749
quantizer noise shaping optimization
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Originally committed as revision 2750 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-02-06 02:12:37 +00:00
8f2ab83318
copyright year update of the files i touched and remembered, things look annoyingly unmaintained otherwise
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Originally committed as revision 2686 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-01-10 16:04:55 +00:00
622348f931
interlaced dct decision cleanup
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function moved to dspcontext
mmx&mmx2 optimized
change SSE -> SAD as default (better quality)
vbv buffer size command line option in kbyte
Originally committed as revision 2669 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-01-05 22:57:07 +00:00
bb198e198a
interlaced motion estimation
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interlaced mpeg2 encoding
P & B frames
rate distored interlaced mb decission
alternate scantable support
4mv encoding fixes (thats also why the regression tests change)
passing height to most dsp functions
interlaced mpeg4 encoding (no direct mode MBs yet)
various related cleanups
disabled old motion estimaton algorithms (log, full, ...) they will either be fixed or removed
Originally committed as revision 2638 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-12-30 16:07:57 +00:00
d50635cd24
split intra / inter dequantization
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Originally committed as revision 2607 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-12-14 02:57:00 +00:00
5b5404e32f
10l
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Originally committed as revision 2550 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-12-01 15:49:10 +00:00
Loren Merritt
Michael Niedermayer
Oded Shimon
Robert Edele
Steve L'Homme
Diego Biurrun
Mike Melanson
Måns Rullgård