1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-12 19:18:44 +02:00
Commit Graph

481 Commits

Author SHA1 Message Date
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
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
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
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
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
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
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
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
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
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
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
Arpi
79e7b30557 exporting qscale data for postprocessing (for MPlayer)
Originally committed as revision 164 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-10-16 23:10:38 +00:00
Juanjo
544286b3d3 Moved some H.263+ variables to MpegEncContext to be thread-safe.
Increase video_buffer on ffmpeg to avoid buffer overrun on big pictures.


Originally committed as revision 114 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-31 06:21:27 +00:00
Juanjo
6dbd39fe70 Added support to Unrestricted Motion Vectors (UMV)
on H.263+ encoding/decoding. According to Annex D.
Now MV on H.263+ are 32x32 long.


Originally committed as revision 113 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-28 23:32:34 +00:00
Fabrice Bellard
58f26ba916 changed opendivx to mpeg4
Originally committed as revision 102 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-15 13:12:23 +00:00
Fabrice Bellard
1a56543279 win32 fixes
Originally committed as revision 84 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-13 21:48:05 +00:00
Fabrice Bellard
519c2b6d11 moved matrix init away from MPV_common_init()
Originally committed as revision 77 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-12 00:52:37 +00:00
Fabrice Bellard
514547517b fixed mpeg2 interlaced DCT
Originally committed as revision 74 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-11 22:07:21 +00:00
Fabrice Bellard
425dddb7f1 fixed mpeg1 first block bug (pb with black picture optimisation for B frames)
Originally committed as revision 59 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-08 21:57:07 +00:00
Fabrice Bellard
4f1c7e3c92 fixed block permutation in encoder (not optimal - should move it in forward DCT code)
Originally committed as revision 51 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-07 22:48:42 +00:00
Arpi
4af7bcc185 MMX/MMXEXT iDCT support, using external functions currently defined in libmpeg2
Gives average 13-20% mpeg decoding speedup on x86 systems.


Originally committed as revision 30 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-03 18:33:03 +00:00
Arpi
2d6d0c1d66 - removed #include ../config.h, because it's included from common.h
which is included from avcodec.h which is included from those files...


Originally committed as revision 29 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-02 18:46:26 +00:00
Nick Kurshev
54329dd5a5 Adding fastmemcpy stuff to speedup mplayer project
Originally committed as revision 27 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-08-02 08:29:38 +00:00
Fabrice Bellard
21af69f787 use block[] in structure to have it aligned on 8 bytes for mmx optimizations - dct_unquantize is always a function pointer - added specialized dct_unquantize_h263
Originally committed as revision 22 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-07-30 23:26:26 +00:00
Nick Kurshev
a9b3f63084 Sync with mplayer's stuff
Originally committed as revision 14 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-07-30 09:04:34 +00:00
Fabrice Bellard
3bb4e23a8a added skip macroblock optimization (big perf win on black regions for example)
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
Originally committed as revision 5 to svn://svn.ffmpeg.org/ffmpeg/trunk
2001-07-22 14:18:56 +00:00