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220 Commits

Author SHA1 Message Date
Michael Niedermayer
dba019daba h263 alternative inter vlc support 
Originally committed as revision 2541 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-11-29 08:37:51 +00:00
Michael Niedermayer
8fc7c99369 10000l 
Originally committed as revision 2538 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-11-28 23:38:43 +00:00
Michael Niedermayer
821cb11f76 noise reduction of dct coefficients 
Originally committed as revision 2468 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-11-02 23:19:47 +00:00
Michael Niedermayer
5f1948111a pts fix and related fixes 
Originally committed as revision 2452 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-30 16:58:49 +00:00
Ivan Kalvachev
a579db0c4f XvMC speedup by removing one memcpy and doing MB packing 
Originally committed as revision 2442 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-27 23:22:43 +00:00
Michael Niedermayer
9d9e31722a 112 bytes smaller MpegEncContext 
Originally committed as revision 2414 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-22 15:36:46 +00:00
Michael Niedermayer
45686da26d move blocks away MpegEncContext (7.4 -> 5.8k) 
Originally committed as revision 2413 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-22 12:01:21 +00:00
Michael Niedermayer
642ccefbc8 move mmx quantizer matrixes out of MpegEncContext (23k -> 7k) (no meassureable slowdown) 
Originally committed as revision 2412 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-22 11:23:39 +00:00
Michael Niedermayer
7e4995c388 move q_*_matrix out of MpegEncContext (40k ->23k) dct_quantize() is even slightly faster now, dont ask my why ... 
Originally committed as revision 2411 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-22 10:59:39 +00:00
Michael Niedermayer
b465449eb7 dynamic alloc of picture structs instead of putting them in MpegEncContext 
Originally committed as revision 2410 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-21 19:55:31 +00:00
Michael Niedermayer
5ff85f1d8b AVRational 
sample_aspect_ratio
aspect ratio in JPEG JFIF is SAR not DAR !
removed nonsense SAR guessing code
various related cleanups
bugs?

Originally committed as revision 2403 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-20 20:23:46 +00:00
Michael Niedermayer
6571e41dcd picture buffer cleanup, this fixes a assertion failure (if assertion checking was manualy enabled for utils.c) and a memleak at least 
Originally committed as revision 2392 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-16 00:21:54 +00:00
Michael Niedermayer
34790165dc intra dc treshold != 0 decoding fixed 
Originally committed as revision 2363 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-12 14:01:53 +00:00
Michael Niedermayer
158c7f059c use lagrange multipler instead of qp for ratecontrol, this may break some things, tell me ASAP if u notice anything broken 
quality which was 1..31 float is now a 1..FF_LAMBDA_MAX int, and FF_QP2LAMBDA * qp can be used to convert to the new range

Originally committed as revision 2348 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-07 11:32:40 +00:00
Michael Niedermayer
f2f6134b9e rate distortion optimal cbp support (h263/mpeg4 non intra only) 
Originally committed as revision 2323 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-09-30 22:18:43 +00:00
Fabrice Bellard
b160941221 removed warnings 
Originally committed as revision 2248 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-09-09 22:59:16 +00:00
Michael Niedermayer
e4eadb4b44 oooooops, having 2 Eterms open and doing cvs diff in one and cvs commit in the other sucks, especially if they are in different directories (MPlayer/main/libavcodec vs. ffmpeg/libavcodec) 
Originally committed as revision 2165 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-25 22:54:53 +00:00
Michael Niedermayer
029911d1c3 mpeg2 encoding 
Originally committed as revision 2164 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-25 22:47:32 +00:00
Michael Niedermayer
d6eb3c500a custom quant matrix encoding support 
Originally committed as revision 2135 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-22 22:18:08 +00:00
Michael Niedermayer
c3bf0288c9 PSX MDEC decoder, based upon some code from Sebastian Jedruszkiewicz <elf at frogger dot rules dot pl> 
note: completly untested, no demuxer yet

Originally committed as revision 2134 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-22 14:59:04 +00:00
Michael Niedermayer
7d1c3fc1d6 rate distortion mb decision support 
fix decoding of old %16!=0 divx
fix assertion failure in motion_est.c

Originally committed as revision 2094 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-07-29 02:09:12 +00:00
Michael Niedermayer
7a06ff148d AVCodec.flush() 
ff_draw_horiz_band() in coded order / cleanup

Originally committed as revision 2064 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-07-17 12:29:07 +00:00
Michael Niedermayer
44a2950f72 flv cleanup / simplify 
Originally committed as revision 2026 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-07-10 00:15:27 +00:00
Garrick Meeker
d4f5d74a54 flash video (flv) support patch by (Garrick Meeker <gmeeker at theoryllc dot com>) 
Originally committed as revision 2024 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-07-09 23:10:59 +00:00
Michael Niedermayer
c009df3f86 make ff_emulated_edge_mc() independant of MpegEncContext 
Originally committed as revision 1971 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-06-18 22:00:23 +00:00
Michael Niedermayer
3d2e8cce3a ASV1 codec 
with postprocessing support :)

Originally committed as revision 1891 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-05-19 13:30:59 +00:00
Michael Niedermayer
d8085ea727 cleanup 
Originally committed as revision 1882 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-05-14 23:08:01 +00:00
Michael Niedermayer
bb463d8102 10l (returning negative number of consumed bytes if the first startcode of a frame was split between 2 buffers) 
Originally committed as revision 1824 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-04-27 01:11:26 +00:00
Michael Niedermayer
7bc9090a41 simplified adressing of most mb based arrays (mb_x + mb_y*s->mb_stride) now instead of mb_x + mb_y*mb_width and 1+mb_x + (1+mb_y)*(mb_width+2) and ... mixture 
more direct use of the new mb_type stuff instead of codec specific stuff
runtime mb_type debug output h264/h263 variants/mpeg1/2/4
error concealment /resilience for mpeg1/2
various minor optimizations

Originally committed as revision 1746 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-04-10 13:18:38 +00:00
Michael Niedermayer
0da71265d8 H264 decoder & demuxer 
Originally committed as revision 1732 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-04-04 14:42:28 +00:00
Michael Niedermayer
4d2a48349d msmpeg4 2pass support & some related cleanup 
Originally committed as revision 1724 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-04-02 09:57:34 +00:00
Michael Niedermayer
309522372c some static -> dynamic alloc & 16->8 bit 
Originally committed as revision 1722 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-31 11:13:14 +00:00
Michael Niedermayer
9b8709d135 mpeg1 slice encoding support 
Originally committed as revision 1720 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-30 19:26:01 +00:00
Michael Niedermayer
5acaa5e1df simplify slice encoding (variance of packet size is practically identical) 
Originally committed as revision 1719 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-30 16:22:08 +00:00
Michael Niedermayer
1984f6359e user setable quantizer bias 
Originally committed as revision 1701 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-22 12:09:02 +00:00
Michael Niedermayer
d5a2117228 better non conformant divx packed bitstream detection, so unpacked (no b frames) divx MPEG4-ES streams can be read 
Originally committed as revision 1695 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-20 17:52:30 +00:00
Michael Niedermayer
46b4feec06 error resilience cleanup (its faster too...) 
Originally committed as revision 1692 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-20 01:00:57 +00:00
Michael Niedermayer
c5a9ab69c2 qmin/qmax cleanup 
Originally committed as revision 1689 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-17 11:02:33 +00:00
Michael Niedermayer
b536d0aad2 field pic decoding cleanup 
Originally committed as revision 1686 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-16 20:22:22 +00:00
Michael Niedermayer
14bea432f1 per context frame_rate_base, this should finally fix frame_rate related av sync issues 
Originally committed as revision 1666 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-12 15:16:19 +00:00
Michael Niedermayer
277f4827fc doxy / cosmetics 
Originally committed as revision 1638 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-06 14:37:37 +00:00
Michael Niedermayer
983e3246b7 per file doxy 
Originally committed as revision 1634 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-06 11:32:04 +00:00
Michael Niedermayer
640950c700 mpeg2 field pictures + sliced mode (doesnt work with mplayer though, dunno why) 
Originally committed as revision 1626 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-05 20:03:15 +00:00
Michael Niedermayer
dfb476cbe0 field picture decoding support (16x16 MC blocks only as i dont have any samples which use other modes ...) 
Originally committed as revision 1624 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-05 17:48:19 +00:00
Michael Niedermayer
b0368839ac MpegEncContext.(i)dct_* -> DspContext.(i)dct_* 
bitexact cleanup

Originally committed as revision 1617 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-03-03 14:54:00 +00:00
Michael Niedermayer
e51d6d27a6 h263(+) clenaup & bugfixes 
Originally committed as revision 1614 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-02-28 13:07:07 +00:00
Zdenek Kabelac
0c1a9edad4 * UINTX -> uintx_t INTX -> intx_t 
Originally committed as revision 1578 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-02-11 16:35:48 +00:00
Zdenek Kabelac
5c91a6755b * static,const,compiler warning cleanup 
Originally committed as revision 1567 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-02-10 09:35:32 +00:00
Michael Niedermayer
63b15e559a mpeg1 bframe encoding patch by (Raphaël LEGRAND) with some modifications by me 
Originally committed as revision 1551 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-02-08 12:00:57 +00:00
Michael Niedermayer
b7a22d846b cleanup 
Originally committed as revision 1487 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-21 21:30:48 +00:00
Michael Niedermayer
f943e1383d trying to fix mb skip bug in mpeg1/2 if slices are not used 
Originally committed as revision 1482 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-20 20:37:24 +00:00
Michael Niedermayer
6772518310 finetuneing thresholds/factors 
nicer mb decission
a few minor improvements & fixes

Originally committed as revision 1472 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-19 17:55:13 +00:00
Michael Niedermayer
0e15384d9d fixing DCTELEM != short 
Originally committed as revision 1462 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-15 19:21:21 +00:00
Michael Niedermayer
3a87ac948f more compare functions (rd & bit) 
Originally committed as revision 1461 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-15 18:05:23 +00:00
Michael Niedermayer
67309e49c0 /* align 16 */ 
Originally committed as revision 1454 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-12 13:13:52 +00:00
Michael Niedermayer
a33c7159e1 get_format() 
Originally committed as revision 1451 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-12 00:48:29 +00:00
Michael Niedermayer
f7b47594dc negative linesize support (so mplayer -flip works) 
Originally committed as revision 1395 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-05 17:59:26 +00:00
Michael Niedermayer
826f429ae9 qpel in mmx2/3dnow 
qpel refinement quality parameter

Originally committed as revision 1393 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-05 15:57:10 +00:00
Michael Niedermayer
70ac76c0eb mpeg4 header encoding bugfix 
Originally committed as revision 1392 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-03 23:21:52 +00:00
Michael Niedermayer
f931ff7b9f pre motion estimation cleanup/bugfix 
Originally committed as revision 1390 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-02 12:48:09 +00:00
Michael Niedermayer
f5fb6b34fd motion estimation pre pass 
Originally committed as revision 1389 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-02 01:29:35 +00:00
Michael Niedermayer
b07a59805e shape adaptive diamonds for EPZS 
user specified amount of MV predictors from the last frame
b frame MV predictor scaling fixed

Originally committed as revision 1384 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-01 14:36:20 +00:00
Michael Niedermayer
c442d75c6e trellis quantization for mpeg1 
rounding bugfix for mpeg1 (seems this was introduced during the ME changes)

Originally committed as revision 1382 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-01-01 00:42:18 +00:00
Michael Niedermayer
477ab036ad trellis quantization 
Originally committed as revision 1380 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-31 17:23:56 +00:00
Michael Niedermayer
41773b735e correcter mpeg4 headers 
Originally committed as revision 1376 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-30 00:28:42 +00:00
Michael Niedermayer
1457ab5233 qpel encoding 
4mv+b frames encoding finally fixed
chroma ME
5 comparission functions for ME
b frame encoding speedup
wmv2 codec (unfinished)
user specified diamond size for EPZS

Originally committed as revision 1365 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-27 23:51:46 +00:00
Michael Niedermayer
59b571c1e4 more debug output 
Originally committed as revision 1338 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-17 11:25:29 +00:00
Michael Niedermayer
492cd3a920 AVVideoFrame -> AVFrame 
Originally committed as revision 1327 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-09 12:03:43 +00:00
Michael Niedermayer
4e00e76b3c cleanup / messup? 
fixes 20% speedloss bug
removes redundant variables from MpegEncContext
release buffers in avcodec_flush_buffers() (untested)

Originally committed as revision 1325 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-09 00:29:17 +00:00
Michael Niedermayer
0d1e924668 fixing 2pass assert failure 
better dynamic b frame selection, still not very good though allthough it works fine without 2pass now

Originally committed as revision 1316 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-06 13:30:13 +00:00
Michael Niedermayer
140cb66321 new PSNR code (now works with chroma, b frames, ...) 
rename *_TYPE to FF_*_TYPE for the external API
allow user specified pict_type

Originally committed as revision 1308 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-04 21:13:02 +00:00
Michael Niedermayer
1e491e29c2 cleanup 
adding AVVideoFrame
 moving quality, pict_type, key_frame, qscale_table, ... to AVVideoFrame
 removing obsolete variables in AVCodecContext
 skiping of MBs in b frames
 correctly initalizing AVCodecContext
 picture buffer cleanup

Originally committed as revision 1302 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-12-04 10:04:03 +00:00
Zdenek Kabelac
d43b10ec7a * fixed prototype 
Originally committed as revision 1226 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-11-19 09:17:52 +00:00
Zdenek Kabelac
83f238cbf0 * compilation fix (ARM users please check) 
Originally committed as revision 1225 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-11-19 07:33:36 +00:00
Zdenek Kabelac
eb4b3dd3c3 * using DSPContext - so each codec could use its local (sub)set of CPU extension 
Originally committed as revision 1194 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-11-11 09:40:17 +00:00
Michael Niedermayer
d7425f59d5 cleanup (breaks compatibility, requested by fabrice) 
remove CODEC_FLAG_NOT_TRUNCATED & add CODEC_FLAG_TRUNCATED
add CODEC_CAP_TRUNCATED
add alpha plane to AVPicture
remove CODEC_ID_MSMPEG4
remove various unused stuff
support "truncated" mpeg4 streams

Originally committed as revision 1175 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-11-08 18:35:39 +00:00
Michael Niedermayer
05c4072b45 Altivec Patch (Mark III) by (Dieter Shirley <dieters at schemasoft dot com>) 
Originally committed as revision 1147 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-11-02 11:28:08 +00:00
Michael Niedermayer
6b72ac6323 exporting the internal qscale table, this allso fixes the ordering 
Originally committed as revision 1116 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-30 20:41:40 +00:00
Michael Niedermayer
d6db1c9c6a handle direct rendering buffer allocation failure 
Originally committed as revision 1075 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-27 00:02:23 +00:00
Michael Niedermayer
50eb9cbc44 idct_permutation_type variable, so the permutation type can quickly be identified 
Originally committed as revision 1071 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-25 13:39:47 +00:00
Michael Niedermayer
7801d21d13 optimize block_permute() 
optimize dct_quantize_c()
dont permute s->q_inter/intra_matrix

Originally committed as revision 1067 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-23 15:11:07 +00:00
Michael Niedermayer
7da71a5c68 xvid qpel bug autodetect 
Originally committed as revision 1064 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-22 19:48:52 +00:00
Michael Niedermayer
073b013d00 complete mpeg4 GMC decoding support 
Originally committed as revision 1046 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-16 19:55:49 +00:00
Michael Niedermayer
a61f82653e better padding bug detection 
Originally committed as revision 1039 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-14 19:53:04 +00:00
Michael Niedermayer
b704e7420b mpeg4 header parser clenup (needed for parsing of VOL header in avctx->extradata) 
Originally committed as revision 1032 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-14 12:21:54 +00:00
Michael Niedermayer
4d2858deac better/cleaner error resilience (done in a 2nd pass after decoding) 
h263/mpeg4 out of order slice decoding

Originally committed as revision 1030 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-13 13:16:04 +00:00
Alex Beregszaszi
defdfc9aa0 moved dct init out from mpv_common_init to dct_common_init (for less-uglier way for dv) 
Originally committed as revision 1002 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-04 20:59:29 +00:00
Leon van Stuivenberg
5917d17cb7 ps2 optimizations update patch by (Leon van Stuivenberg <leonvs at iae dot nl>) 
Originally committed as revision 996 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-10-03 20:57:19 +00:00
Michael Niedermayer
23e54f6927 renaming variable 
Originally committed as revision 981 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-29 23:21:13 +00:00
Michael Niedermayer
2ad1516a6c idct permutation cleanup, idct can be selected per context now 
fixing some threadunsafe code

Originally committed as revision 980 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-29 22:44:22 +00:00
Michael Niedermayer
9e4c69485b adaptive quantization for h263 
Originally committed as revision 969 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-24 15:07:44 +00:00
Michael Niedermayer
c5d309f2d5 adaptive quantization (lumi/temporal & spatial complexity masking) 
Originally committed as revision 964 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-23 14:56:11 +00:00
Michael Niedermayer
947ac25a44 10l (forgot to commit) 
Originally committed as revision 953 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-18 18:30:31 +00:00
Michael Niedermayer
5596c60cce dont store version for bit-exact tests 
Originally committed as revision 948 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-14 22:07:35 +00:00
Michael Niedermayer
bea669e57c interlaced mpeg4 b frame decoding 
Originally committed as revision 936 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-13 09:45:32 +00:00
Michael Niedermayer
66370d3fca statistics for forw & back p-MBs instead of just one counter for both 
Originally committed as revision 925 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-12 12:26:09 +00:00
Michael Niedermayer
6b460aa387 reducing sizeof MpegEncContext to avoid stack overflow on crap M$ windo$ 
Originally committed as revision 914 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-11 07:26:43 +00:00
Michael Niedermayer
ad324c9351 dct cleanup 
more accurate mmx dct (dont discard bits for fun)
fixing mmx quantizer bug for qscale%2==1 (bias was slightly wrong)

Originally committed as revision 895 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-09-01 16:52:33 +00:00
Martin Olschewski
c7e079314b sun solaris compilation bugfix, patch by (Martin Olschewski <olschewski at zpr dot uni-koeln dot de>) 
Originally committed as revision 882 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-08-30 18:17:20 +00:00
Michael Niedermayer
28db7fce02 slow but accurate integer dct from IJG (should be ok with the LGPL as the old DCT is the fast integer DCT from IJG) 
per context DCT selection

Originally committed as revision 878 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-08-29 23:55:32 +00:00