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25 Commits

Author SHA1 Message Date
Siarhei Siamashka
9d2b5cf2e0 Interleaved forward/backward channels processing in order to increase chances 
of stepping on already cached data for the cores with extremely small data
cache.
Patch by Siarhei Siamashka: name dot surname at gmail

Originally committed as revision 15493 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-10-01 07:28:34 +00:00
Michael Niedermayer
c541e668f6 Optimize vorbis_residue_decode() so that vr->type is a constant. 
Based on a patch by Siarhei Siamashka.

Originally committed as revision 15134 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-31 22:49:42 +00:00
Loren Merritt
d46ac5bfde mdct wrapper function to match fft 
Originally committed as revision 14703 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:38:30 +00:00
Loren Merritt
46803f4f67 optimize imdct_half: 
remove tmp buffer.
skip fft reinterleave pass, leaving data in a format more convenient for simd.
merge post-rotate with post-reorder.

Originally committed as revision 14700 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-08-12 00:33:34 +00:00
Peter Ross
fd76c37fd9 Modify all codecs to report their supported input and output sample format(s). 
Originally committed as revision 14482 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-31 10:47:31 +00:00
Loren Merritt
8a37920c9e r14205 broke vorbis float_to_int on ppc 
Originally committed as revision 14466 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-29 14:17:13 +00:00
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
633d9def9d vorbis: reduce memory by reusing buffers 
Originally committed as revision 14251 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-15 23:04:28 +00:00
Loren Merritt
1a32536737 unroll another common case in vorbis_residue_decode 
Originally committed as revision 14250 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-07-15 23:01:15 +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
da95f225fd Set frame_size to the gcd of what the decoder can output. 
Originally committed as revision 13971 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-06-25 18:35:24 +00:00
Stefano Sabatini
fe4bf37455 Make AVCodec long_names definition conditional depending on CONFIG_SMALL. 
Originally committed as revision 13759 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-06-12 21:50:13 +00:00
Diego Biurrun
a5c0969a33 Remove one more set of useless parentheses from a return call. 
Originally committed as revision 13070 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-05-06 09:20:50 +00:00
Stefano Sabatini
d5202e4fda Add long names to many AVCodec declarations. 
patch by Stefano Sabatini, stefano.sabatini-lala poste it

Originally committed as revision 13005 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-04-27 10:52:44 +00:00
Zuxy Meng
98a6fff98c Apply 'cold' attribute to init/uninit functions in libavcodec 
Originally committed as revision 12525 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-03-21 03:11:20 +00:00
Michael Niedermayer
8c4bd28bec const 
Originally committed as revision 11786 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-02-01 16:07:11 +00:00
Benoit Fouet
1234585fac Initialize "saved" buffer to zero. 
Patch by Vincent Penné vpenne wyplay com and Denes Balatoni

Originally committed as revision 11393 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2008-01-04 13:18:28 +00:00
Michael Niedermayer
90901860c2 stupid code (casting of void*) found by checktree.sh 
Originally committed as revision 11117 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-12-01 00:19:44 +00:00
Michael Niedermayer
e14356c895 fix issue130 
Originally committed as revision 10888 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-10-31 22:36:06 +00:00
Alex Beregszaszi
7ae7300ee3 use skip_bits where appropriate 
Originally committed as revision 10004 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-09 00:57:36 +00:00
Alex Beregszaszi
5fc32c275e use get_bits1(..) instead get_bits(.., 1) 
Originally committed as revision 9999 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-08-09 00:13:31 +00:00
Denes Balatoni
975741e79c Don't segfault if an empty codebook gets used. 
Patch by Denes Balatoni: [ dbalatoni interware hu ]
Original thread: [Ffmpeg-devel] [PATCH/BUGREPORT] crash in vorbis decoder
date: 02/04/2007 11:08 PM

Originally committed as revision 9711 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-17 07:12:40 +00:00
Diego Biurrun
e5a389a1b7 license header consistency cosmetics 
Originally committed as revision 9484 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-07-05 10:40:25 +00:00
Aurelien Jacobs
07c55d8ea3 rename vorbis.c to vorbis_dec.c and vorbis_common.c to vorbis.c 
Originally committed as revision 8981 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2007-05-10 15:24:01 +00:00