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153 Commits

Author SHA1 Message Date
Arpi
5dfd24ac98 workaround gcc bug "m" (0) 
avoiding useage of ebx

Originally committed as revision 283 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-28 19:34:16 +00:00
Zdenek Kabelac
320680d420 * temporal solution for shared lib compilation 
* using ALPHA code optimalization for non ARCH_I386

Originally committed as revision 282 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-28 18:06:28 +00:00
Michael Niedermayer
2f349de286 (commit by michael) 
mmx & mmx2 quantizer
c dct permutation bugfix
dont copy input on intra only encodings if it can be avoided
dont draw edges on intra only stuff

Originally committed as revision 281 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-27 13:30:18 +00:00
Arpi
580b82fa24 (m)jpeg pad/flush with 1 instead of 0, fix by Rik Snel <rsnel@cube.dyndns.org> 
Originally committed as revision 280 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-26 00:22:25 +00:00
Michael Niedermayer
2ddeed44a5 (commit by michael) 
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
Michael Niedermayer
d2b3c3d7bb (commit by michael) 
dc coeff isnt dequantized (bug reported by falk hueffner)

Originally committed as revision 278 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-24 15:25:11 +00:00
Michael Niedermayer
4e3269e87f (commit by michael) 
quantizer range bugfix (mpeg1 & mpeg4 encoding)

Originally committed as revision 277 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-24 14:34:03 +00:00
Nick Kurshev
c7997007be Small simple idct improvement for Alpha by Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> 
Originally committed as revision 276 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-21 17:46:42 +00:00
Nick Kurshev
1e98dffb7a Alpha optimizations by Falk Hueffner <falk.hueffner@student.uni-tuebingen.de> 
Originally committed as revision 274 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-20 14:48:02 +00:00
Nick Kurshev
4bdd9157cc Cygwin's mangling by Felix Buenemann <atmosfear@users.sourceforge.net> 
Originally committed as revision 273 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-20 14:30:34 +00:00
Michael Niedermayer
0a8d8945fd (commit by michael) 
faster simple idct in MMX

Originally committed as revision 269 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-17 20:00:41 +00:00
Michael Niedermayer
ae40484c1c (commit by michael) 
bye bye weird al rounding bug ;)

Originally committed as revision 268 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-15 22:22:41 +00:00
Michael Niedermayer
5975626d6f (commit by michael) 
emms

Originally committed as revision 267 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-15 05:02:26 +00:00
Michael Niedermayer
3d9fccbf0f (commit by michael) 
draw_edges_mmx()

Originally committed as revision 266 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-15 04:07:29 +00:00
Michael Niedermayer
4973971e37 (commit by michael) 
faster simple_idct in C

Originally committed as revision 265 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-14 04:39:59 +00:00
Michael Niedermayer
6f903d8e27 (commit by michael) 
16-bit divide instead of 32-bit on x86 in msmpeg_pred_dc()

Originally committed as revision 264 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-14 04:34:52 +00:00
Michael Niedermayer
8bdbae01fe (commit by michael) 
memset() in MMX

Originally committed as revision 263 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-14 04:29:19 +00:00
Michael Niedermayer
99180fe39d (commit by michael) 
new msmpeg4 dequantizer did dequantize too early

Originally committed as revision 261 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-13 06:12:35 +00:00
Michael Niedermayer
badaf88eeb (commit by michael) 
dequantizers skip trailing zeros
msmpeg4 non-intra decoder has its dequantizer "build in" now

Originally committed as revision 260 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-13 04:59:37 +00:00
Michael Niedermayer
05f361f0c7 (commited by michael / arpi was crazy enough to give me his password) 
fixed a bug in get_vlc() when using the ALT_BITSTREAM_READER (rv10 & mpeg12 decoders where not working)
some optimizations
 replaced a if() with a >>
 changed get_bits1() a bit so it hopefully is faster on p4

Originally committed as revision 259 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-12 20:21:51 +00:00
Arpi
eede215681 rv10 sig11 fix by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 258 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-12 14:36:40 +00:00
Michael Niedermayer
5b3438c630 different fix, s->mbintra_table used only if h263_pred set. - patch by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 257 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-11 22:07:12 +00:00
Vladimir Dergachev
01dbbd0a9a This fixes segfaults because of uninitialized s->mbintra_table variable - patch by Vladimir Dergachev <volodya@mindspring.com> 
Originally committed as revision 256 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-11 21:32:34 +00:00
Michael Niedermayer
6fb904ce30 s->c_dc_scale was 7 if s->qscale==2 but should be 8 (the bug is visible in deep red areas in high bitrate clips) - patch by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 255 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-11 21:27:04 +00:00
Arpi
477c35a9f0 mpeg4 encoder fix by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 254 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-11 21:23:48 +00:00
Michael Niedermayer
3587d501a3 aligned bitstream support (optional) - patch by ichael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 253 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-11 21:21:20 +00:00
Michael Niedermayer
27a3e2c5e0 another bitstream reader code (faster on intel cpus) - patch by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 252 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-10 00:56:05 +00:00
Michael Niedermayer
bff6ecaa9c AC table reset (memset) optimization - patch by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 251 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-10 00:53:21 +00:00
Michael Niedermayer
5a24083859 fix for non-mmx runtimedetect encoding bugs - patch by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 250 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-10 00:51:45 +00:00
Michael Niedermayer
ef093645ef fix different UMV handling for mpeg4 vs. h263 - patch by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 249 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-10 00:46:40 +00:00
Michael Niedermayer
f4470e0936 print cpu flags 
Originally committed as revision 248 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-10 00:41:53 +00:00
Stephen Davies
fb4a9613ee qscale estimate fix, diff extended to 64bit wide. patch by Stephen Davies <steve@daviesfam.org> 
Originally committed as revision 247 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-08 00:28:55 +00:00
Michael Niedermayer
3046f265b9 fix slices when code=0x18, patch by Michael Niedermayer <michael@mplayer.dev.hu> 
Originally committed as revision 246 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2002-01-08 00:21:41 +00:00
Arpi
3a842ea5d1 informal msg 
Originally committed as revision 238 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-12-26 14:02:08 +00:00
Arpi
98f3b098f9 avcodec_find_encoder_by_name() patch by Alex 
Originally committed as revision 237 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-12-23 22:25:18 +00:00
Arpi
393fe8dd8e unrestricted MC fixed - thanks to Michael Niedermayer for idea 
Originally committed as revision 236 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-12-16 12:44:34 +00:00
Arpi
37e8dcda36 new IDCT code by Michael Niedermayer (michaelni@gmx.at) - #define SIMPLE_IDCT to enable 
Originally committed as revision 235 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-12-09 12:39:54 +00:00
Arpi
d962f6fd3a new IDCT code by Michael Niedermayer (michaelni@gmx.at) - #define SIMPLE_IDCT to enable 
Originally committed as revision 234 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-12-09 12:04:09 +00:00
Juanjo
644d98a4f2 - Preliminary RTP friendly mode for H.263. 
- GOB headers for H.263 coding on RTP mode.
- Improved GOB header detection for H.263 decoder.

Originally committed as revision 222 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-19 02:13:14 +00:00
Juanjo
96815ce9e2 - Added support to Inter4V+Q MBs to H.263 decoder. 
- Advanced Prediction Mode activated for H.263 decoder.
- Bug fixed on H.263+ header parsing for UFEP.
- Now we can decode VIVO v1 streams :)

Originally committed as revision 221 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-17 21:14:54 +00:00
Juanjo
9eaa46906b - Bug fixed on H.263 decoder initialization. 
Originally committed as revision 220 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-17 15:43:04 +00:00
Juanjo
8547282b6c - Bug fix on MV prediction for MPEG4 caused by new H.263 GOB code. 
Originally committed as revision 215 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-13 01:21:35 +00:00
Juanjo
102d39088b - Fixed a bug on H.263 MV prediction for MB on GOBs limits. 
- Now we can decode H.263v1 streams found on QT without problems.

Originally committed as revision 214 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-12 05:19:55 +00:00
Nick Kurshev
f12e206b47 Let loops will be aligned 
Originally committed as revision 213 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-11 17:55:54 +00:00
Nick Kurshev
a822a47983 fixed gcc-3.0.x compilation (by Michael Niedermayer) 
Originally committed as revision 211 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-10 14:36:12 +00:00
Arpi
ebbe52f1da postprocessing array increased to handle HDTV resolutions (1920x1152) 
Originally committed as revision 206 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-05 18:23:31 +00:00
Arpi
7f3f5ec87b dct_unquantize_h263_mmx() by Michael Niedermayer <michaelni@gmx.at> 
Originally committed as revision 205 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-03 02:22:48 +00:00
Juanjo
4949028f85 - Bug fix on inter MCBPC table for inter+q. 
- H.263/H.263+ decoder now knows GOB start codes.
- H.263/H.263+ decoder now returns the size of the stream on the first call.
- Added show_bits() functions to see the buffer without loosing the bits.
- TODO: H.263v1 UMV parsing is buggy.

Originally committed as revision 204 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-11-03 00:49:53 +00:00
Zdenek Kabelac
92d24f49f8 * fixed decoding busy loop 
Originally committed as revision 203 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-10-31 19:40:53 +00:00
Nick Kurshev
18c599db04 missing header 
Originally committed as revision 197 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2001-10-27 13:34:10 +00:00