Michael Niedermayer
4e492bf107
read 32bit instead of 64bit to avoid overreading and missalignments
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Originally committed as revision 4133 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Martin Drab
4d9ae03b09
optimization and gcc 4.0 bug workaround patch by (Martin Drab >drab kepler.fjfi.cvut cz<)
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Originally committed as revision 3945 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
e42a152bbc
x86 cpu capabilities detection rewrite / cleanup
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Originally committed as revision 3750 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Matthieu Castet
e7ddb0cf4c
detect sse on athlon-xp patch by (matthieu castet <castet >.< matthieu >at< free >.< fr>)
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Originally committed as revision 3729 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
1c3990dbba
H.261 encoder by (Maarten Daniels <maarten dot daniels at luc dot ac dot be>)
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Originally committed as revision 3643 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Aurelien Jacobs
8b4d077fc9
gcc 3.4.3 preversions do not appreciate invalid instruction and operand combinations anymore patch by (Aurelien Jacobs <aurel at gnuage dot org>)
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Originally committed as revision 3604 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Aurelien Jacobs
053dea12f2
adapting existing mmx/mmx2/sse/3dnow optimizations so they work on x86_64 patch by (Aurelien Jacobs <aurel at gnuage dot org>)
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Originally committed as revision 3578 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
178fcca848
1/2 resolution decoding
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Originally committed as revision 3507 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
e69538fa60
h264_qpel8_hv_lowpass_mmx2/3dnow
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Originally committed as revision 3446 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
e772bb8a82
h264_qpel4_hv_lowpass_mmx2/3dnow
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alignment fixes
Originally committed as revision 3445 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
56d8bd5659
optimization
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Originally committed as revision 3440 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
a6e39f45a2
optimization
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Originally committed as revision 3439 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
ed8ffdf46c
optimization
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Originally committed as revision 3438 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
437525c473
h264 luma motion compensation in mmx2/3dnow
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Originally committed as revision 3437 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
d6af6b0350
10000l fix and use more mmx2/3dnow code for mpeg4 qpel which has been written and commited long time ago but appearently never used, qpel motion compensation is 5% faster
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now
Originally committed as revision 3435 to svn://svn.ffmpeg.org/ffmpeg/trunk
20 years ago
Michael Niedermayer
6206f8c920
10l and better MMX/SSE detection for VIA1000
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Originally committed as revision 3323 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
61b3b639e7
dc_precission=11 fix
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Originally committed as revision 3291 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
4c99f2cdbe
transmeta crusoe mmx detection by "Nobody/Anonymous - nobody" / sf feature request tracker
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Originally committed as revision 3248 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
1ec4df0fa8
sse8 and nsse in mmx
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Originally committed as revision 3206 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
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
21 years ago
Michael Niedermayer
77d0e165b1
mmx dct optimization
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Originally committed as revision 3100 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
7daabccb5d
move the 0x80 vector outside of the function, thus saving the compiler
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the trouble of having to initialize each byte on the stack individually
Originally committed as revision 3083 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
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
21 years ago
Mike Melanson
75b4f3c6d6
yes, that's nice...
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Originally committed as revision 3072 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
116824d0aa
reorganize and simplify the VP3 IDCT stuff
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Originally committed as revision 3071 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
6186b94c13
hush...
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Originally committed as revision 3065 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
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
21 years ago
Mike Melanson
78a16bfec6
add selected SSE2 ASM macros
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Originally committed as revision 3063 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
5f9379007c
SSE2-optimized variant of VP3 IDCT
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Originally committed as revision 3062 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
daae869903
correct MMX-optimized variant of VP3 IDCT, with comments (thank you
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Perl!)
Originally committed as revision 3061 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
19f82bc824
fixing alignment problems -> SSE2 support enabled again in libavcodec (from ffdshow / milan_cutka)
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Originally committed as revision 2990 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Gildas Bazin
68951ecf0c
fft_*() renamed into ff_fft_*() patch by (Gildas Bazin <gbazin at altern dot org>)
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Originally committed as revision 2882 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
01456e8e86
use optimized VP3 functions where appropriate
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Originally committed as revision 2857 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
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
21 years ago
Dmitry Baryshkov
5c0513bda7
attribute used patch by (mitya at school dot ioffe dot ru (Dmitry Baryshkov))
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Originally committed as revision 2830 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
364a179749
quantizer noise shaping optimization
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Originally committed as revision 2750 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Mike Melanson
fb85b027f6
vsad16_mmx2 only applies if encoders are turned on
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Originally committed as revision 2736 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
8fd19ab286
SSE2 fdct by (Balatoni Denes <pnis at coder dot hu>)
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Originally committed as revision 2729 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
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
21 years ago
Michael Niedermayer
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
21 years ago
Denes Balatoni
c953e7976e
denoise_dct_sse2() patch by (Balatoni Denes <pnis at coder dot hu>)
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Originally committed as revision 2659 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
783df5f347
denoise_dct_mmx()
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Originally committed as revision 2657 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
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
21 years ago
Michael Niedermayer
d50635cd24
split intra / inter dequantization
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Originally committed as revision 2607 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Aurelien Jacobs
0c11692a1d
Here are juste two added #ifdef CONFIG_ENCODERS to allow
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libavcodec to compile without CONFIG_ENCODERS defined
patch by (Aurelien Jacobs <aurel at gnuage dot org>)
Originally committed as revision 2604 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
ba58dabc5c
h263 slice structured mode
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slice cleanup
Originally committed as revision 2568 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
3615e2be84
h263_h_loop_filter_mmx
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Originally committed as revision 2553 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
359f98ded9
h263_v_loop_filter_mmx
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Originally committed as revision 2552 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
821cb11f76
noise reduction of dct coefficients
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Originally committed as revision 2468 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago
Michael Niedermayer
6e0593e80b
reorder table instead of wasting instructions to reorder the input to match the table
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Originally committed as revision 2436 to svn://svn.ffmpeg.org/ffmpeg/trunk
21 years ago