Michael Niedermayer
7f89b6fbdc
msmpeg4v2 header parser & some dump bits code behind #if 0
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Originally committed as revision 368 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-29 02:07:25 +00:00
Michael Niedermayer
dbbe89994b
minor optimizations / simplifications
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Originally committed as revision 367 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-03-29 01:53:59 +00:00
Michael Niedermayer
2b9ab1d54a
fixing msmpeg4 decoding if fps < 16 (i thought it was a indicator for the ext header, its the fps indeed)
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Originally committed as revision 313 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-22 19:19:01 +00:00
Zdenek Kabelac
38d171ebbe
* simplified indexing
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* ignoring error from msmpeg4_decode_block
Originally committed as revision 307 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-18 09:34:54 +00:00
Michael Niedermayer
fa778d53ad
workaround gcc 2.95.2 bug
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Originally committed as revision 289 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-09 00:38:44 +00:00
Michael Niedermayer
6fe84b4327
use multiply instead of divides for DC prediction on X86
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Originally committed as revision 286 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-02-05 22:51:23 +00:00
Zdenek Kabelac
320680d420
* temporal solution for shared lib compilation
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* 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
Nick Kurshev
1e98dffb7a
Alpha optimizations by Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
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Originally committed as revision 274 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-20 14:48:02 +00:00
Michael Niedermayer
ae40484c1c
(commit by michael)
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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
6f903d8e27
(commit by michael)
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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
99180fe39d
(commit by michael)
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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)
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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
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>
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Originally committed as revision 255 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-11 21:27:04 +00:00
Michael Niedermayer
3046f265b9
fix slices when code=0x18, patch by Michael Niedermayer <michael@mplayer.dev.hu>
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Originally committed as revision 246 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-01-08 00:21:41 +00:00
Zdenek Kabelac
525782f33f
* prevent crash in decoder
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Originally committed as revision 179 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-10-23 19:02:55 +00:00
Fabrice Bellard
2cb1773ddc
fixed mb_intra_vlc decoding table size
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Originally committed as revision 61 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-11 18:56:40 +00:00
Fabrice Bellard
98be975df1
types fix
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Originally committed as revision 36 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-06 00:47:50 +00:00
Arpi
612476ef9b
get_bits() specialization, gives 4\speedup
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Originally committed as revision 32 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-04 00:46:50 +00:00
Fabrice Bellard
3bb4e23a8a
added skip macroblock optimization (big perf win on black regions for example)
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Originally committed as revision 13 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-07-24 20:43:41 +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
