5eb0f2a425
float_to_int16_interleave: change src to an array of pointers instead of assuming it's contiguous.
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this has no immediate effect, but will allow it to be used in more codecs.
Originally committed as revision 14252 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-16 00:50:12 +00:00
b9fa32082c
exploit mdct symmetry
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2% faster vorbis on conroe, k8. 7% on celeron.
Originally committed as revision 14207 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-13 15:03:58 +00:00
f27e1d645e
simplify vorbis windowing
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Originally committed as revision 14205 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-13 14:56:01 +00:00
560fa9bf51
Fix x86-64
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Originally committed as revision 14103 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-07 21:04:29 +00:00
88c0536a42
Add several vector functions used by Monkey's Audio decoder to dsputil
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Originally committed as revision 14081 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-06 06:06:55 +00:00
e6dba5dfab
Typo: distoration -> distortion.
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Originally committed as revision 13019 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-04-29 14:08:01 +00:00
0e956ba277
Add a new IDCT permutation, used in xvid_sse2 and possibly future similar IDCTs.
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Originally committed as revision 12842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-04-16 01:34:55 +00:00
fbd4293df9
remove more useless mpegvideo.h includes
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Originally committed as revision 12323 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-05 00:43:11 +00:00
288a44fb7a
move ff_emulated_edge_mc() to dsputil
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Originally committed as revision 12318 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-04 23:10:47 +00:00
4c79b95c32
move ff_init_scantable() into dsputil
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Originally committed as revision 12311 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-04 10:26:56 +00:00
5a6a9e78ab
move draw_edges() into dsputil
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Originally committed as revision 12309 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-04 00:07:41 +00:00
6f08c541b4
floating point AAN IDCT
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Originally committed as revision 12233 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-26 14:59:11 +00:00
917f55cc03
cleaner way of writing packed-byte constants.
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suggested by Uoti Urpala
Originally committed as revision 12177 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-22 16:53:26 +00:00
31304587da
indent
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Originally committed as revision 12166 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-21 07:55:42 +00:00
469bd7b150
pseudo-simd add_bytes and diff_bytes
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2x faster than scalar in 32bit, 4x faster in 64bit (as opposed to 8x in mmx)
Originally committed as revision 12165 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-21 07:54:46 +00:00
4a9ca0a279
simd and unroll png_filter_row
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cycles per 1000 pixels on core2:
left: 9211->5170
top: 9283->2138
avg: 12215->7611
paeth: 64024->17360
overall rgb png decoding speed: +45%
overall greyscale png decoding speed: +6%
Originally committed as revision 12164 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-21 07:10:46 +00:00
96711ecff9
const src for bswap
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Originally committed as revision 11732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-01 13:49:15 +00:00
7993df6527
consts
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I have underestimated this a little, and these are just some ...
Originally committed as revision 11708 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-01 03:26:31 +00:00
9fbd14acb8
Fix typo in macro name: WARPER8_16_SQ --> WRAPPER8_16_SQ.
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Originally committed as revision 11296 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-12-21 12:38:41 +00:00
f315b39469
More consistent { placement.
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Originally committed as revision 11292 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-12-21 10:20:10 +00:00
76abb18ef5
indent
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Originally committed as revision 11291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-12-21 10:17:25 +00:00
febdd0b9b4
~15% faster h264_chroma_mc2/4_c() these also prevent some possible out
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of array reads.
Originally committed as revision 11290 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-12-21 10:16:22 +00:00
815c81c0a7
30% faster h264_chroma_mc8_c(), this also prevents a possible out of
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array read.
Originally committed as revision 11288 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-12-21 10:01:04 +00:00
59e6f60a99
add ff_ prefix to all simple_idct symbols
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Originally committed as revision 11192 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-12-08 21:21:11 +00:00
177c9583b6
remove useless #ifdef
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Originally committed as revision 10983 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-11-09 22:03:12 +00:00
9abc7e0fdc
intrax8 decoder patch by "someone"
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Originally committed as revision 10971 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-11-09 21:37:48 +00:00
6810b93a81
sse2 version of compute_autocorr().
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4x faster than c (somehow, even though doubles only allow 2x simd).
overal flac encoding: 15-50% faster on core2, 4-11% on k8, 3-13% on p4.
Originally committed as revision 10621 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-29 22:31:18 +00:00
8b505fc689
VIS-specific code should be enabled conditional to HAVE_VIS, not ARCH_SPARC.
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Originally committed as revision 10559 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-09-23 21:59:09 +00:00
5e4c7ca224
Add attribute that forces alignment of stack to functions that need it.
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Necessary for systems that don't align by default to 16 bytes, required by some
SSE instructions.
Requires GCC >= 4.2.
Based on patch by Gaël Chardon.
Originally committed as revision 10106 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-13 15:28:29 +00:00
905694d96e
* renaming (ST|LD)(16|32|64) -> AV_(R|W)N(16|32|64)
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Originally committed as revision 10023 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-09 17:01:15 +00:00
edecaff8c2
Take care of some renames (Doxygen and function name) after the previous pure rename patch.
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Originally committed as revision 9820 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-28 18:26:43 +00:00
73f51a4d3e
help some gcc version to optimize out those functions
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Originally committed as revision 9785 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-24 08:54:56 +00:00
0ac9a875d4
revert commit 9603
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Originally committed as revision 9605 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-11 23:21:13 +00:00
ddeaf723c5
Integrate reference mpeg IDCT into dsputil.
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Originally committed as revision 9603 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-11 22:05:43 +00:00
674eeb5f57
cosmetics: indentation
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Originally committed as revision 9582 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-10 20:27:50 +00:00
eb75a69818
Avoid linking with h263.c functions when the relevant codecs
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are not compiled in.
Originally committed as revision 9581 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-10 20:23:08 +00:00
8d15910aff
fix warning
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Originally committed as revision 9549 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-08 23:15:02 +00:00
a00177a952
make arguments to ssd_int8_vs_int16() const
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Originally committed as revision 9548 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-08 23:15:00 +00:00
7b94177e37
Group all copyright and author notices together.
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Originally committed as revision 9483 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 10:37:29 +00:00
bb5705b988
kill some "defined but not used" warnings
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Originally committed as revision 9332 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-16 11:44:57 +00:00
119e2c0056
kill a warning on 64-bit machines
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Originally committed as revision 9331 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-16 11:44:54 +00:00
4f74c5855b
use if() instead of #ifdef and ensure all possible optimisations are enabled
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Originally committed as revision 9320 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-15 18:18:31 +00:00
d111e41fd3
Correct signature of just_return().
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Originally committed as revision 9315 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-15 08:15:45 +00:00
ad0f6c1fcd
Simplify init preprocessor statements.
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patch by Albert Lee, trisk+xine acm.jhu edu
Originally committed as revision 9307 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-14 08:44:41 +00:00
90b5b51eab
misc typo fixes
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Originally committed as revision 9291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-12 18:50:50 +00:00
9aee21c8f7
Reindent
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Originally committed as revision 9106 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-23 09:07:57 +00:00
4edda03480
Make the compilation of h264idct.c optional.
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Originally committed as revision 9105 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-23 09:07:23 +00:00
9b5dc86746
Make vp3dsp*.c compilation optional.
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Originally committed as revision 9025 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-14 14:28:13 +00:00
1edbfe1994
factor sum_abs_dctelem out of dct_sad, and simd it.
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sum_abs_dctelem_* alone:
core2: c=186 mmx2=39 sse2=21 ssse3=13 (cycles)
k8: c=163 mmx2=33 sse2=31
p4: c=370 mmx2=60 sse2=60
dct_sad including sum_abs_dctelem_*:
core2: c=405 mmx2=258 sse2=240 ssse3=232
k8: c=624 mmx2=394 sse2=392
p4: c=849 mmx2=556 sse2=556
Originally committed as revision 9001 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-12 02:41:25 +00:00
5900637219
mmx 16-bit ssd. 2.3x faster svq1 encoding.
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Originally committed as revision 8559 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-30 19:15:31 +00:00
Loren Merritt
Michael Niedermayer
Kostya Shishkov
Ramiro Polla
Alexander Strange
Aurelien Jacobs
Diego Biurrun
Roman Shaposhnik
Panagiotis Issaris
Ivan Kalvachev
Måns Rullgård
Albert Lee