a02017367b
optimizing mpeg1_decode_block()
...
Originally committed as revision 985 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-30 16:14:14 +00:00
cc7ac88830
convert only needed matrixes in convert_matrix() (mjpeg calls it for every frame)
...
Originally committed as revision 983 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-30 09:19:54 +00:00
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
ea689c8eb7
An easy way to speed up encoding by 6%.
...
Originally committed as revision 978 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-28 02:18:34 +00:00
202ef8b819
ff_get_fourcc() & XVIX support
...
Originally committed as revision 975 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-27 10:27:57 +00:00
fcb48651f4
mpeg4 interlaced dct encoding
...
Originally committed as revision 971 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-26 00:22:25 +00:00
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
5e746b9995
darkness masking (lumi masking does only bright stuff now)
...
Originally committed as revision 967 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-24 10:53:59 +00:00
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
1e7bfebe7f
fixing qpel 4mv
...
Originally committed as revision 945 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-14 12:36:54 +00:00
590a635884
interlaced qpel mpeg4 fixed
...
Originally committed as revision 943 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-14 10:11:05 +00:00
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
b9d2bb5b2f
fixing interlaced mpeg4 decoding
...
Originally committed as revision 933 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-12 18:28:17 +00:00
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
208d3ddf96
set pict_type & key_frame on decoding too
...
Originally committed as revision 918 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-09-12 00:27:08 +00:00
b318477992
put/avg_pixels16
...
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
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
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
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
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
fd7db0fddf
mpeg4 interlaced decoding support (not completly implemented/tested due to lack of samples)
...
Originally committed as revision 870 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-27 16:28:19 +00:00
e769f0535e
added aspected_width/height for EXTENDED_PAR
...
Originally committed as revision 869 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-26 20:45:01 +00:00
3aa102be84
new ratecontrol code
...
Originally committed as revision 862 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-25 21:19:50 +00:00
7806197db2
error concealment needs the mbintra_table so it should allways be allocated
...
Originally committed as revision 861 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-24 13:24:43 +00:00
1fb4890b51
better scene change detection
...
Originally committed as revision 858 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-22 19:41:06 +00:00
c9178d868a
same dc skip behavior for chroma & luma elimination, its confusing otherwise imho
...
Originally committed as revision 854 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-18 00:42:58 +00:00
f5866a0340
skip blocks with small chroma dc too (if the user wants it) needed to avoid IDCT(input coeffs !=0) == 0 problems which cause catastrophic error accumulation at qp=1
...
Originally committed as revision 853 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-17 20:10:27 +00:00
87f8cab45b
mpeg4 mpeg quantizer encoding
...
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
...
Originally committed as revision 843 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-05 21:36:14 +00:00
b7adc711fa
last_picture should be never == NULL (it was with dr1) this might fix a segfault with error concealment
...
Originally committed as revision 837 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-04 16:05:05 +00:00
d930ef19ea
fixing mpeg4 mpeg quantizers
...
Originally committed as revision 836 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-02 20:27:46 +00:00
a10678da8a
max_b_frame=4 bugfix
...
Originally committed as revision 833 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-08-01 11:01:07 +00:00
b5a093b3a9
different edge positions fixed with edge emu / dr1
...
Originally committed as revision 814 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-25 20:22:36 +00:00
3e6a20a0cd
minor optimizations
...
fixing numbers.avi
fixing ac prediction between MBs with different QP
Originally committed as revision 782 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-21 01:34:05 +00:00
79c0c7858d
use edge emu for encoding of width or height %16!=0 files
...
Originally committed as revision 776 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-17 23:32:31 +00:00
9022797ba2
fixing NULL reference frame with dr1
...
Originally committed as revision 775 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-17 17:50:42 +00:00
9be42dba97
larger edge emu buffer (might have been too small)
...
Originally committed as revision 773 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-17 13:25:01 +00:00
5499377432
fixing gmc with emu edges
...
Originally committed as revision 772 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-17 12:42:50 +00:00
4c9ede2e4b
interlaced mpeg2 fix ... replacing linesize>>1 by uvlinesize brainlessly wasnt a good idea
...
Originally committed as revision 771 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-17 11:04:26 +00:00
fe072fb4ee
exporting mbskip_table after it has been allocated
...
Originally committed as revision 768 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-16 11:45:14 +00:00
760acb18a3
direct rendering for SVQ1
...
MpegEncContext->opaque MUST NOT be used by the codec, its for the parent program
using standart values for pict_type
using (uv)linesize
handling dropable p-frames like b-frames
Originally committed as revision 763 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-15 21:19:37 +00:00
0fd90455ec
uvlinesize
...
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
225f9c44cf
4mv & qpel edge emu
...
Originally committed as revision 760 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-15 00:25:53 +00:00
93a21abde5
direct rendering method 1 support
...
Originally committed as revision 759 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-14 18:37:35 +00:00
c03a717274
rl decoding optimization
...
Originally committed as revision 755 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-13 17:30:43 +00:00
adc09b2eab
adding ff prefix to avoid global name conficts with xvid (patch by Marko Kreen <marko at l-t.ee>)
...
Originally committed as revision 739 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 21:01:45 +00:00
e0580f8c68
Update and activate dct_unquantize_h263_mvi. Thanks to Måns Rullgård
...
for some improvements.
Originally committed as revision 714 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-03 03:01:06 +00:00
a406617f2a
init dc_scale tables to defaults (fixes mjpeg sig11)
...
Originally committed as revision 706 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-25 10:15:42 +00:00
f5957f3fe2
wmv1 support
...
dc scale optimisation
better ac table selection for msmpeg4
Originally committed as revision 696 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-18 00:49:00 +00:00
6282185e82
grayscale only encoding
...
Originally committed as revision 679 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-09 14:04:36 +00:00
b50eef3ae0
grayscale only decoding
...
Originally committed as revision 677 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-09 13:35:56 +00:00
0f440e0214
optimizing MPV_decode_mb
...
Originally committed as revision 673 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-05 23:43:56 +00:00
ad31c904b2
use ff_idct_put/add()
...
Originally committed as revision 670 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-05 18:36:03 +00:00
03c94ede93
avoid name clash with libjpeg - added missing externs
...
Originally committed as revision 660 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-04 12:58:40 +00:00
8696b63645
use qstride instead of fixed constants
...
Originally committed as revision 653 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-03 07:58:35 +00:00
ae72cda62b
new field for communicating with external postprocessing
...
Originally committed as revision 652 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-03 07:01:42 +00:00
333547be44
typo (found by Bohdan Horst <nexus at hoth.amu.edu.pl>)
...
Originally committed as revision 648 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-02 15:31:30 +00:00
2a052693dd
divx5 bug workaround
...
Originally committed as revision 647 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-02 13:31:48 +00:00
7f2fe444a3
single coefficient elimination
...
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
ff4ec49e64
license/copyright change
...
Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-25 22:45:33 +00:00
6000abfa89
removed useless header includes - use av memory functions
...
Originally committed as revision 522 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-18 23:03:29 +00:00
9cd3766f6e
- pict_type exported to AVCodecContext
...
- 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)
...
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 :(
...
Originally committed as revision 446 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-06 13:15:05 +00:00
ef5b1b5a7e
- Advanced Intra Coding (AIC) support for H.263+ encoder, just DC by now.
...
- Bug fix H.263+ AIC tables.
- Warning fixes.
Originally committed as revision 431 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-05-02 04:39:45 +00:00
bb71e31757
fixing msmpeg4v3 dc-scale for quantizers 24-31
...
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
...
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
...
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()
...
Originally committed as revision 420 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-24 01:24:06 +00:00
d697b89bab
segfault fix
...
Originally committed as revision 418 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-22 21:02:18 +00:00
1ff662cc2c
export delay info
...
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
...
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
...
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)
...
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
1f0cd30fd9
fixing hq mode with mpeg1 and 2-pass
...
Originally committed as revision 405 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-17 18:19:50 +00:00
9dbf1dddbd
mpeg2/mpeg4 dequantizer support (c & mmx)
...
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
...
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
101bea5f22
- ME method compatibility with legacy apps.
...
- Please use AVCodecContext's me_method now.
Originally committed as revision 399 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-14 22:17:40 +00:00
e4986da9ce
- ME setting moved to AVCodecContext/MpegEncContext, no longer a global.
...
- 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
bc657ac31d
* using pixtype as enum - by Philip Gladstone
...
Originally committed as revision 389 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-08 21:03:35 +00:00
3bf43d42ed
mpeg4 mpeg quantizer support
...
Originally committed as revision 381 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-07 02:03:32 +00:00
e1a9dbffed
wmv1 header parser (unfinished)
...
Originally committed as revision 380 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-06 22:29:37 +00:00
84afee348f
msmpeg4v2 decoding (no encoding yet)
...
Originally committed as revision 376 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-04-05 04:09:04 +00:00
ff3dfbae1a
fixing 1/0
...
Originally committed as revision 370 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-30 21:33:14 +00:00
60e575acc8
using Juanjo's way to pass forced type - especially as I_TYPE/P_TYPE defines aren't exported in the public interface, and the flagged method matches the way as qscale forcing work
...
Originally committed as revision 366 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-28 23:07:54 +00:00
4d69fbc99e
force frame type for 2-pass encoding
...
Originally committed as revision 365 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-28 22:50:22 +00:00
cf8039b2cf
mpeg4 4MV encoding
...
Originally committed as revision 363 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-28 04:25:35 +00:00
ba6802debf
4MV motion estimation (not finished yet)
...
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
9c15096e3f
fcode_tables where too small, found by Klaas-Pieter Vlieg <vlieg@eurescom.de>
...
Originally committed as revision 360 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-24 23:45:13 +00:00
174489bdcc
10l (motion_val was uninitilized)
...
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
9d2a035529
fixing motion estimation with h263p hopefully
...
Originally committed as revision 355 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-23 20:21:33 +00:00
098eefe183
statistics for 2-pass encoding
...
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)
...
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
c5b1c10a0e
fixing epzs & mpeg1 (hopefully now really ...)
...
Originally committed as revision 348 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-22 16:51:44 +00:00
8a29b31054
mpeg1 & epzs fix
...
Originally committed as revision 347 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-22 04:35:46 +00:00
45870f5718
new motion estimation (epzs) not complete yet but allready pretty good :)
...
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
bd31a7750f
scene change detection
...
Originally committed as revision 337 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-17 19:45:33 +00:00
c674115939
10l
...
Originally committed as revision 336 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-17 18:08:11 +00:00
9cdd6a24ad
hopefully better bitrate controll
...
Originally committed as revision 334 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-17 16:31:38 +00:00
4278e7a6f5
optimization
...
Originally committed as revision 332 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-15 14:57:17 +00:00
Michael Niedermayer
Falk Hüffner
Martin Olschewski
Alex Beregszaszi
Marko Kreen
Fabrice Bellard
Nick Kurshev
Juanjo
Zdenek Kabelac
Arpi