Michael Niedermayer
029911d1c3
mpeg2 encoding
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Originally committed as revision 2164 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-08-25 22:47:32 +00:00
Fabrice Bellard
802f454e5b
removed unused variable
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Originally committed as revision 2162 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-08-24 22:28:41 +00:00
Michael Niedermayer
7d1c3fc1d6
rate distortion mb decision support
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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
cf48e6f8dc
edge fix
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Originally committed as revision 2053 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-07-16 18:20:46 +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
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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
309522372c
some static -> dynamic alloc & 16->8 bit
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Originally committed as revision 1722 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-03-31 11:13:14 +00:00
Michael Niedermayer
983e3246b7
per file doxy
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Originally committed as revision 1634 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-03-06 11:32:04 +00:00
Michael Niedermayer
ebbcdc9ac0
user specified motion estimation range limit
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h263 me range fixed (was smaller then needed)
Originally committed as revision 1610 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-27 22:56:07 +00:00
Zdenek Kabelac
0c1a9edad4
* UINTX -> uintx_t INTX -> intx_t
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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
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Originally committed as revision 1567 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-10 09:35:32 +00:00
Michael Niedermayer
c40c34828a
direct blocksize in bframes fix (might fix qpel+bframe bug)
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Originally committed as revision 1557 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-08 18:23:39 +00:00
Michael Niedermayer
63b15e559a
mpeg1 bframe encoding patch by (Raphaël LEGRAND) with some modifications by me
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Originally committed as revision 1551 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-08 12:00:57 +00:00
Michael Niedermayer
668154dfea
b frame segfault fix (+-1 bug)
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Originally committed as revision 1549 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-07 16:44:48 +00:00
Michael Niedermayer
cb009a8cff
10l / 4mv segfault fix
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Originally committed as revision 1517 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-28 09:26:00 +00:00
Måns Rullgård
ef9f730675
C99 initializers and kill warnings patch by (mru at users dot sourceforge dot net (Måns Rullgård))
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Originally committed as revision 1474 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-19 18:30:29 +00:00
Michael Niedermayer
6772518310
finetuneing thresholds/factors
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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
1d0eab1dcc
bugs
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Originally committed as revision 1469 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-18 01:37:42 +00:00
Michael Niedermayer
3a87ac948f
more compare functions (rd & bit)
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Originally committed as revision 1461 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-15 18:05:23 +00:00
Michael Niedermayer
4a711c33cc
b frame segfault fix
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Originally committed as revision 1400 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-06 01:20:37 +00:00
Michael Niedermayer
826f429ae9
qpel in mmx2/3dnow
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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
f931ff7b9f
pre motion estimation cleanup/bugfix
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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
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Originally committed as revision 1389 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-02 01:29:35 +00:00
Michael Niedermayer
0a13093de8
bugfix
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Originally committed as revision 1388 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-01 16:47:31 +00:00
Michael Niedermayer
b07a59805e
shape adaptive diamonds for EPZS
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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
1457ab5233
qpel encoding
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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
032011465b
better? scene change detection
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Originally committed as revision 1314 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-12-05 22:22:53 +00:00
Michael Niedermayer
1e491e29c2
cleanup
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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
Brian Foley
9c76bd48aa
* altivec and pix_norm patch by Brian Foley
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Originally committed as revision 1269 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-22 07:53:06 +00:00
Michael Niedermayer
d6483a8e5c
1l found by kabi
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Originally committed as revision 1207 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-14 18:02:07 +00:00
Zdenek Kabelac
eb4b3dd3c3
* using DSPContext - so each codec could use its local (sub)set of CPU extension
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Originally committed as revision 1194 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-11 09:40:17 +00:00
Michael Niedermayer
b8a78f419d
reversing header game
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MIN/MAX -> FFMIN/FFMAX
Originally committed as revision 1184 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-10 11:46:59 +00:00
Michael Niedermayer
af27aea922
fixing another assert q>0.0 issue caused by variance < 0, this fix allso changes the inter/intra decission very slightly -> all regression checksums need to be updated
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Originally committed as revision 1122 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-31 00:48:05 +00:00
Michael Niedermayer
0bfacb95de
fixing q>0.0 assert failure caused by overflow of variance for b frames
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Originally committed as revision 1120 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-30 22:55:07 +00:00
Michael Niedermayer
c42612f1b4
clip MVs for direct mode
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Originally committed as revision 1068 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-24 00:51:17 +00:00
Michael Niedermayer
693b0e1d66
fixing variance scaling for b frames (messed adaptive quants up)
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cliping too long MVs in b frames instead of setting them to 0
Originally committed as revision 965 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-23 15:16:09 +00:00
Michael Niedermayer
c5d309f2d5
adaptive quantization (lumi/temporal & spatial complexity masking)
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Originally committed as revision 964 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-23 14:56:11 +00:00
Michael Niedermayer
bea669e57c
interlaced mpeg4 b frame decoding
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Originally committed as revision 936 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-13 09:45:32 +00:00
Michael Niedermayer
b318477992
put/avg_pixels16
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fixing 2 small qpel bugs
Originally committed as revision 915 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-11 12:39:53 +00:00
Dominik Mierzejewski
0778718635
warning patch by (Dominik Mierzejewski <dominik at rangers dot eu dot org>)
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Originally committed as revision 872 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-28 08:15:30 +00:00
Michael Niedermayer
3aa102be84
new ratecontrol code
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Originally committed as revision 862 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-25 21:19:50 +00:00
Michael Niedermayer
1fb4890b51
better scene change detection
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Originally committed as revision 858 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-22 19:41:06 +00:00
Michael Niedermayer
5efa265074
b frame direct mode bugfix (bug found by CM <chenm001 at 163 dot com>)
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Originally committed as revision 832 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-31 08:01:29 +00:00
Michael Niedermayer
f10bd870bf
4mv bugfix
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Originally committed as revision 702 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-24 15:02:52 +00:00
Michael Niedermayer
0d21a84605
dont double check vectors
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more correct EPZS implementation
much faster halfpel ME
simplifications / reducing duplicate code
4MV in LQ mode
Originally committed as revision 641 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-02 12:18:18 +00:00
Fabrice Bellard
ff4ec49e64
license/copyright change
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Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-25 22:45:33 +00:00
Juanjo
9cd3766f6e
- pict_type exported to AVCodecContext
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- Added real_pict_num to AVCodecContext, it represent the number of the
previous encoded frame, usefull when coding with B frames.
- Warning fix in motion_est.c
Originally committed as revision 484 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-11 23:42:16 +00:00
Michael Niedermayer
91029be790
much better ME for b frames (a bit slow though)
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fixed MC rounding for b frames
fixed hq mode with b-frames
Originally committed as revision 406 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-19 03:25:20 +00:00
Michael Niedermayer
9dbcbd92e8
fixed mpeg4 time stuff on encoding
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mpeg4 b-frame enoding support
removed old, out-commented ratecontrol
reuse motion compensation code between encoding & decoding
prefix newly added global functions with ff_ to reduce namespace polution
b-frame ME (unfinished, but working)
added some comments to mpegvideo.h
do MC on encoding only once if possible
bugs? ;)
Originally committed as revision 403 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-17 04:32:12 +00:00
Juanjo
e4986da9ce
- ME setting moved to AVCodecContext/MpegEncContext, no longer a global.
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- EPZS ME algo used by default.
- HQ flag activated for ffmpeg.
- Cosmetics ...
Originally committed as revision 398 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-14 18:57:51 +00:00
Michael Niedermayer
c60cf138bd
fixing MVs in hq mode
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Originally committed as revision 372 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-01 17:40:42 +00:00
Michael Niedermayer
cf8039b2cf
mpeg4 4MV encoding
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Originally committed as revision 363 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-28 04:25:35 +00:00
Michael Niedermayer
ba6802debf
4MV motion estimation (not finished yet)
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SAD functions rewritten (8x8 support & MMX2 optimizations)
HQ inter/intra decission
msmpeg4 encoding bugfix (MV where too long)
Originally committed as revision 362 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-27 21:25:22 +00:00
Michael Niedermayer
122546a6d1
seems the old intra/inter decission is slightly better with a threshold, than the new one
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Originally committed as revision 357 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-24 04:58:54 +00:00
Michael Niedermayer
174489bdcc
10l (motion_val was uninitilized)
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20l (first frame of a gop could be a p-frame sometimes)
add hq flag to MpegEncContext
Originally committed as revision 356 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-24 04:16:51 +00:00
Michael Niedermayer
b398777148
better inter/intra decission algo (same as xvid)
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Originally committed as revision 352 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-23 12:39:45 +00:00
Michael Niedermayer
11ce88346b
mpeg4 aspect_ratio_info in AVCodecContext (requested by alex)
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experimental (& faster) motion estimation
squished a dirty uninitialized var bug
mpeg1 fcode>1 support
Originally committed as revision 349 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-22 23:22:08 +00:00
Michael Niedermayer
c5b1c10a0e
fixing epzs & mpeg1 (hopefully now really ...)
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Originally committed as revision 348 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-22 16:51:44 +00:00
Michael Niedermayer
45870f5718
new motion estimation (epzs) not complete yet but allready pretty good :)
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unlimited mv search range
minor bugfix in the mpeg4 header parser
reset picture in gop counter if scene change is detected
Originally committed as revision 344 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-22 02:21:17 +00:00
Juanjo
ce7c56c250
- Added video coding statistics for ffmpeg. Needs more work.
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- Fixed ME range for H.263+ UMV (32 pix).
Originally committed as revision 342 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-19 06:30:41 +00:00
Michael Niedermayer
9cdd6a24ad
hopefully better bitrate controll
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Originally committed as revision 334 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-17 16:31:38 +00:00
Juanjo
b4dbd87c04
- Minor changes on bitrate control
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Originally committed as revision 300 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-15 20:46:37 +00:00
Juanjo
e03c341ef3
- More work on preliminary bit rate control, just to be able to get an
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average variance for picture's MBs so we can adjust qscale on the MB layer.
Originally committed as revision 294 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-10 06:10:50 +00:00
Juanjo
37fbfd0a91
- Now the ME is done for the entire picture when enconding, the
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DCT/Quantization is done after we have calculated all the MV of the picture.
- This is the preamble for a better bit rate control.
Originally committed as revision 293 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-10 01:56:50 +00:00
Michael Niedermayer
2ddeed44a5
(commit by michael)
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motion-estimation on width/height not divisable through 16 files bugfix
Originally committed as revision 279 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-24 19:06:47 +00:00
Fabrice Bellard
fb16b7e7b3
added emms_c() macro which should can used in c code in both mmx/non mmx cases
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Originally committed as revision 12 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-07-24 20:42:03 +00:00
Fabrice Bellard
980fc7b834
fixed config for direct mplayer build compatibility
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Originally committed as revision 8 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-07-23 20:06:54 +00:00
Fabrice Bellard
de6d9b6404
Initial revision
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Originally committed as revision 5 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-07-22 14:18:56 +00:00