generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
14,891 Commits 24 Branches 241 Tags 173 MiB
5a78bfbde7
Commit Graph

217 Commits

Author SHA1 Message Date
Loren Merritt
5eb0f2a425 float_to_int16_interleave: change src to an array of pointers instead of assuming it's contiguous. 
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
Loren Merritt
b9fa32082c exploit mdct symmetry 
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
Loren Merritt
f27e1d645e simplify vorbis windowing 
Originally committed as revision 14205 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-13 14:56:01 +00:00
Michael Niedermayer
560fa9bf51 Fix x86-64 
Originally committed as revision 14103 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-07 21:04:29 +00:00
Kostya Shishkov
88c0536a42 Add several vector functions used by Monkey's Audio decoder to dsputil 
Originally committed as revision 14081 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-06 06:06:55 +00:00
Ramiro Polla
e6dba5dfab Typo: distoration -> distortion. 
Originally committed as revision 13019 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-04-29 14:08:01 +00:00
Alexander Strange
0e956ba277 Add a new IDCT permutation, used in xvid_sse2 and possibly future similar IDCTs. 
Originally committed as revision 12842 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-04-16 01:34:55 +00:00
Aurelien Jacobs
fbd4293df9 remove more useless mpegvideo.h includes 
Originally committed as revision 12323 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-03-05 00:43:11 +00:00
Aurelien Jacobs
288a44fb7a move ff_emulated_edge_mc() to dsputil 
Originally committed as revision 12318 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-03-04 23:10:47 +00:00
Aurelien Jacobs
4c79b95c32 move ff_init_scantable() into dsputil 
Originally committed as revision 12311 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-03-04 10:26:56 +00:00
Aurelien Jacobs
5a6a9e78ab move draw_edges() into dsputil 
Originally committed as revision 12309 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-03-04 00:07:41 +00:00
Michael Niedermayer
6f08c541b4 floating point AAN IDCT 
Originally committed as revision 12233 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-02-26 14:59:11 +00:00
Loren Merritt
917f55cc03 cleaner way of writing packed-byte constants. 
suggested by Uoti Urpala

Originally committed as revision 12177 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-02-22 16:53:26 +00:00
Loren Merritt
31304587da indent 
Originally committed as revision 12166 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-02-21 07:55:42 +00:00
Loren Merritt
469bd7b150 pseudo-simd add_bytes and diff_bytes 
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
Loren Merritt
4a9ca0a279 simd and unroll png_filter_row 
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
Michael Niedermayer
96711ecff9 const src for bswap 
Originally committed as revision 11732 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-02-01 13:49:15 +00:00
Michael Niedermayer
7993df6527 consts 
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
Diego Biurrun
9fbd14acb8 Fix typo in macro name: WARPER8_16_SQ --> WRAPPER8_16_SQ. 
Originally committed as revision 11296 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-21 12:38:41 +00:00
Michael Niedermayer
f315b39469 More consistent { placement. 
Originally committed as revision 11292 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-21 10:20:10 +00:00
Michael Niedermayer
76abb18ef5 indent 
Originally committed as revision 11291 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-21 10:17:25 +00:00
Michael Niedermayer
febdd0b9b4 ~15% faster h264_chroma_mc2/4_c() these also prevent some possible out 
of array reads.

Originally committed as revision 11290 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-21 10:16:22 +00:00
Michael Niedermayer
815c81c0a7 30% faster h264_chroma_mc8_c(), this also prevents a possible out of 
array read.

Originally committed as revision 11288 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-21 10:01:04 +00:00
Aurelien Jacobs
59e6f60a99 add ff_ prefix to all simple_idct symbols 
Originally committed as revision 11192 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-08 21:21:11 +00:00
Michael Niedermayer
177c9583b6 remove useless #ifdef 
Originally committed as revision 10983 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-09 22:03:12 +00:00
Michael Niedermayer
9abc7e0fdc intrax8 decoder patch by "someone" 
Originally committed as revision 10971 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-11-09 21:37:48 +00:00
Loren Merritt
6810b93a81 sse2 version of compute_autocorr(). 
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
Diego Biurrun
8b505fc689 VIS-specific code should be enabled conditional to HAVE_VIS, not ARCH_SPARC. 
Originally committed as revision 10559 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-09-23 21:59:09 +00:00
Ramiro Polla
5e4c7ca224 Add attribute that forces alignment of stack to functions that need it. 
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
Roman Shaposhnik
905694d96e * renaming (ST|LD)(16|32|64) -> AV_(R|W)N(16|32|64) 
Originally committed as revision 10023 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-09 17:01:15 +00:00
Panagiotis Issaris
edecaff8c2 Take care of some renames (Doxygen and function name) after the previous pure rename patch. 
Originally committed as revision 9820 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-28 18:26:43 +00:00
Aurelien Jacobs
73f51a4d3e help some gcc version to optimize out those functions 
Originally committed as revision 9785 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-24 08:54:56 +00:00
Ivan Kalvachev
0ac9a875d4 revert commit 9603 
Originally committed as revision 9605 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-11 23:21:13 +00:00
Ivan Kalvachev
ddeaf723c5 Integrate reference mpeg IDCT into dsputil. 
Originally committed as revision 9603 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-11 22:05:43 +00:00
Aurelien Jacobs
674eeb5f57 cosmetics: indentation 
Originally committed as revision 9582 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-10 20:27:50 +00:00
Aurelien Jacobs
eb75a69818 Avoid linking with h263.c functions when the relevant codecs 
are not compiled in.

Originally committed as revision 9581 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-10 20:23:08 +00:00
Måns Rullgård
8d15910aff fix warning 
Originally committed as revision 9549 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-08 23:15:02 +00:00
Måns Rullgård
a00177a952 make arguments to ssd_int8_vs_int16() const 
Originally committed as revision 9548 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-08 23:15:00 +00:00
Diego Biurrun
7b94177e37 Group all copyright and author notices together. 
Originally committed as revision 9483 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-05 10:37:29 +00:00
Måns Rullgård
bb5705b988 kill some "defined but not used" warnings 
Originally committed as revision 9332 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-06-16 11:44:57 +00:00
Måns Rullgård
119e2c0056 kill a warning on 64-bit machines 
Originally committed as revision 9331 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-06-16 11:44:54 +00:00
Aurelien Jacobs
4f74c5855b use if() instead of #ifdef and ensure all possible optimisations are enabled 
Originally committed as revision 9320 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-06-15 18:18:31 +00:00
Panagiotis Issaris
d111e41fd3 Correct signature of just_return(). 
Originally committed as revision 9315 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-06-15 08:15:45 +00:00
Albert Lee
ad0f6c1fcd Simplify init preprocessor statements. 
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
Diego Biurrun
90b5b51eab misc typo fixes 
Originally committed as revision 9291 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-06-12 18:50:50 +00:00
Panagiotis Issaris
9aee21c8f7 Reindent 
Originally committed as revision 9106 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-05-23 09:07:57 +00:00
Panagiotis Issaris
4edda03480 Make the compilation of h264idct.c optional. 
Originally committed as revision 9105 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-05-23 09:07:23 +00:00
Panagiotis Issaris
9b5dc86746 Make vp3dsp*.c compilation optional. 
Originally committed as revision 9025 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-05-14 14:28:13 +00:00
Loren Merritt
1edbfe1994 factor sum_abs_dctelem out of dct_sad, and simd it. 
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
Loren Merritt
5900637219 mmx 16-bit ssd. 2.3x faster svq1 encoding. 
Originally committed as revision 8559 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-03-30 19:15:31 +00:00