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
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
87f8cab45b
mpeg4 mpeg quantizer encoding
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Originally committed as revision 844 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-06 23:51:15 +00:00
508abacadb
4mv + bframe decoding bugfix
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Originally committed as revision 843 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-05 21:36:14 +00:00
d930ef19ea
fixing mpeg4 mpeg quantizers
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Originally committed as revision 836 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-02 20:27:46 +00:00
b5a093b3a9
different edge positions fixed with edge emu / dr1
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Originally committed as revision 814 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-25 20:22:36 +00:00
0fd90455ec
uvlinesize
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export has_b_frames
mb_skip with more than 2 ip buffers
Originally committed as revision 762 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-15 14:15:10 +00:00
93a21abde5
direct rendering method 1 support
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Originally committed as revision 759 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-14 18:37:35 +00:00
45a82edbdd
rl vlc decoding optimizations
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Originally committed as revision 748 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-13 14:55:12 +00:00
adc09b2eab
adding ff prefix to avoid global name conficts with xvid (patch by Marko Kreen <marko at l-t.ee>)
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Originally committed as revision 739 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 21:01:45 +00:00
de0f2f4cca
wmv1 slice_height != mb_height support
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encoding of slice_height != mb_height
1bit shorter wmv1 headers if bit_rate<50 !? ROTFL M$ is even more stupid than i thought
using dc of non intra blocks for dc prediction of wmv1 if bitrate < 129 && res < 320x240
Originally committed as revision 723 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-07 08:34:46 +00:00
e0580f8c68
Update and activate dct_unquantize_h263_mvi. Thanks to Måns Rullgård
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for some improvements.
Originally committed as revision 714 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-03 03:01:06 +00:00
0151a6f546
wmv1 support
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Originally committed as revision 697 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-18 00:50:20 +00:00
c3aea5c424
added missing externs (we were lucky that commons are used)
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Originally committed as revision 659 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-04 12:56:04 +00:00
7f2fe444a3
single coefficient elimination
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prequantization
more readable malloc & check if NULL
error concealment / error resilience
b_quant_offset (unfinished, should be 0 for now)
data partitioning
Originally committed as revision 642 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-02 12:20:39 +00:00
cd4af68ad5
* started to cleanup name clashes for onetime compilation
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Originally committed as revision 617 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-27 16:42:14 +00:00
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
92ba5ffbb5
workaround dc_scale bug in old ffmpeg msmpeg4v3 encoder (set workaround_bugs=1 for this)
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Originally committed as revision 561 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-21 23:13:57 +00:00
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
a69b930cd3
clamp intra matrix to 8bit for mjpeg (workaround for qscale>=25)
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Originally committed as revision 451 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-07 17:55:02 +00:00
7aaf3b98fc
there are divx5? encoded files without a userdata section but with b-frames :(
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Originally committed as revision 446 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-06 13:15:05 +00:00
bb71e31757
fixing msmpeg4v3 dc-scale for quantizers 24-31
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Originally committed as revision 427 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-30 01:29:29 +00:00
2417652e9f
export mbskip_table for direct rendering
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add hurry_up support
Originally committed as revision 424 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-27 13:12:57 +00:00
d7e9533aa0
fixed msmpeg4 infinite loop if buggy stream
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rewrote quantizer
fixed bias (+10% compression/quality for h263 like codecs)
qscale=1 support
mpeg1 intra frames looks far less blocky
added codec_id field
Originally committed as revision 423 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-27 12:30:26 +00:00
1c2a8c7f14
avcodec_flush_buffers()
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Originally committed as revision 420 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-24 01:24:06 +00:00
1ff662cc2c
export delay info
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fixed low_delay & vo_type on mpeg4 header writer & parser
Originally committed as revision 415 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-22 19:04:28 +00:00
eec1c6b94c
divx 5.01 support
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Originally committed as revision 412 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-22 12:45:22 +00:00
8b4c7dbc55
fixed ratecontrol & b-frames
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2pass ratecontrol
fixed hq with 2pass
inceased build num (a few more vars for the rc stuff)
hopefully no new bugs
Originally committed as revision 408 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-21 21:18:17 +00:00
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
9dbf1dddbd
mpeg2/mpeg4 dequantizer support (c & mmx)
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mpeg1 dequantizer optimizations
Originally committed as revision 404 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-17 16:30:31 +00:00
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
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
3bf43d42ed
mpeg4 mpeg quantizer support
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Originally committed as revision 381 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-07 02:03:32 +00:00
84afee348f
msmpeg4v2 decoding (no encoding yet)
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Originally committed as revision 376 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-05 04:09:04 +00:00
4d69fbc99e
force frame type for 2-pass encoding
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Originally committed as revision 365 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-28 22:50:22 +00:00
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
490922441b
resync marker support, needed for some mp4 files
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Originally committed as revision 358 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-24 21:25:04 +00:00
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
098eefe183
statistics for 2-pass encoding
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Originally committed as revision 354 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-23 17:43:30 +00:00
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
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
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
4278e7a6f5
optimization
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Originally committed as revision 332 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-15 14:57:17 +00:00
d6231b9e70
use ac prediction in mpeg4 encoding (5% smaller intra-blocks/keyframes)
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some minor optimizations
last non zero index cant be 64 bugfix
Originally committed as revision 331 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-15 04:10:53 +00:00
6f91bcd151
mpeg4 b-frames :)
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create slightly more correct headers & add "ffmpeg" user-data section
Originally committed as revision 328 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-12 22:54:25 +00:00
44eb495128
divx5-gmc support
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q-pel mc support
neither is totally bugfree yet though :(
Originally committed as revision 320 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-09 13:01:16 +00:00
73c8e5144a
gmc bitstream decoding support (the real motion compensation isnt implemnted yet)
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Originally committed as revision 318 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-07 13:27:15 +00:00
cc9ba006ec
parsing more of the mpeg4 header & print some "not supported" stuff
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Originally committed as revision 317 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-05 13:58:13 +00:00
d140623fc4
- H.263+ decoder support for Advanded INTRA Coding (buggy)
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Originally committed as revision 310 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-18 19:33:27 +00:00
3232bc885d
* using static instead of extern
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Originally committed as revision 304 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-18 09:29:32 +00:00
Michael Niedermayer
Marko Kreen
Falk Hüffner
Fabrice Bellard
Zdenek Kabelac
Juanjo
Alex Beregszaszi