Nick Kurshev
365777216b
Change licence to LGPL since there are no objections from side of original author
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Originally committed as revision 742 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-11 15:03:41 +00:00
Michael Niedermayer
6300c80a88
dont trash table in GET_VLC
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Originally committed as revision 741 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-11 12:42:20 +00:00
Falk Hüffner
5ea6f10f72
Remove some cruft.
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Originally committed as revision 740 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 22:06:04 +00:00
Marko Kreen
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
Michael Niedermayer
9d07682305
returning the number of consumed bytes (2nd try)
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Originally committed as revision 738 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 20:21:00 +00:00
Michael Niedermayer
08dce7b02f
get_vlc() optimizations
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Originally committed as revision 737 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 20:05:42 +00:00
Nick Kurshev
63e0d4ac59
Applied patch of Felix Buenemann
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Originally committed as revision 736 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 17:39:16 +00:00
Michael Niedermayer
cceabc8656
get_vlc() optimization
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Originally committed as revision 735 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 17:32:59 +00:00
Nick Kurshev
82dd7d0dec
* prefixication (due Kabi's request)
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* generic optimization:
- enable ALT and ALIGNED stream
- move "if(const)" out from loops
- supress duplicated computing
* first attempt to fix problem with strides
Originally committed as revision 734 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 16:37:08 +00:00
Zdenek Kabelac
f197d19a21
* clean compiler warning
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Originally committed as revision 733 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 14:34:06 +00:00
Michael Niedermayer
ebd62a2402
return the number of consumed bytes instead of 0 or buf_size
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Originally committed as revision 731 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-10 10:25:11 +00:00
Michael Niedermayer
ef5e74bbfd
c std doesnt like negative shifts -> use asm
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Originally committed as revision 730 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-09 19:22:50 +00:00
Zdenek Kabelac
df595131bb
* declare av_free
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Originally committed as revision 729 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-09 18:38:07 +00:00
Felix Bünemann
c60a6560a1
warning fix patch by atmos
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Originally committed as revision 728 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-09 18:14:59 +00:00
Michael Niedermayer
55cb1ae6fc
gcc3 bug workaround
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Originally committed as revision 727 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-09 17:41:51 +00:00
Nick Kurshev
be8ffec9cd
new codec: Sorenson v1
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Originally committed as revision 726 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-09 16:08:43 +00:00
Michael Niedermayer
8db1a1dde0
new bitstream reader API (old get_bits() based one is emulated and will still be supported in the future cuz its simpler)
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minor optimizations to get_vlc
Originally committed as revision 725 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-09 10:35:10 +00:00
Michael Niedermayer
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
Falk Hüffner
0a12d6fdfd
Implement clear_blocks_axp.
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Originally committed as revision 722 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-05 19:16:26 +00:00
Falk Hüffner
02da51ec60
* Move "restrict" fallback to common.h
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* Don't include config.h in dsputil.c
Originally committed as revision 721 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-04 13:41:27 +00:00
Falk Hüffner
c13e1abdec
* Detect "retrict" keyword
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* Use "restrict" in some dsputil routines (yields large speedup)
Originally committed as revision 716 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-04 01:47:32 +00:00
Falk Hüffner
2dbe7ec87c
Make dct_unquantize_h263 work on systems without MVI extension.
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Originally committed as revision 715 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-03 23:30:32 +00:00
Falk Hüffner
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
Falk Hüffner
dde3f77dbc
Use updated motion compensation routines.
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Originally committed as revision 713 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-03 01:09:44 +00:00
Falk Hüffner
3530320dbf
Activate ALT_BITSTREAM_READER by default on Alpha, since it seems to
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be a noticeable win (at least for me :)
Originally committed as revision 712 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-02 02:22:46 +00:00
Falk Hüffner
494e409255
Assembly version of put_pixels. This is currently the function that
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takes the most time, and it allows for more efficient unaligned access
and better control over memory latencies.
Originally committed as revision 711 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-01 23:47:01 +00:00
Falk Hüffner
d13c54cdc0
Add profiling support.
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Originally committed as revision 710 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-01 23:02:36 +00:00
Falk Hüffner
bb7d4939ba
Implement put_pixels_clamped and add_pixels_clamped in Assembler. This
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allows better scheduling of the memory accesses, and is portable among
all compilers.
Originally committed as revision 709 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-07-01 04:26:07 +00:00
Zdenek Kabelac
d859228038
* turned into debug message - it's annoying when watching mjpeg files
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Originally committed as revision 707 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-27 13:21:16 +00:00
Michael Niedermayer
a406617f2a
init dc_scale tables to defaults (fixes mjpeg sig11)
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Originally committed as revision 706 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-25 10:15:42 +00:00
Falk Hüffner
db42e13bfb
Ugly hack to make the assembler accept MVI instructions.
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Originally committed as revision 705 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-24 22:22:39 +00:00
Falk Hüffner
b210c96c0c
* Fixed constraints
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* Support ccc
* Support gcc 3.2 builtins
Originally committed as revision 704 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-24 22:21:30 +00:00
Falk Hüffner
3155c994b6
Reintroduce lost idctSparseCol for Alpha. Sorry for adding even more
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code duplication, I'm currently working on the put/add variants, but I
did not get them to be as fast as the old method yet...
Originally committed as revision 703 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-24 21:17:22 +00:00
Michael Niedermayer
f10bd870bf
4mv bugfix
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Originally committed as revision 702 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-24 15:02:52 +00:00
Michael Niedermayer
bd5e1c72f8
fixing wmv1 bugs, it was foolish to belive that m$ would use the same dc prediction as mpeg4 just cuz they changed it a bit from msmpeg4v3
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Originally committed as revision 700 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-22 15:52:25 +00:00
Michael Niedermayer
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
Michael Niedermayer
f5957f3fe2
wmv1 support
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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
Michael Niedermayer
8f8402e49c
dc scale simplification/optimization
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Originally committed as revision 695 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-18 00:46:02 +00:00
Fabrice Bellard
8fd5fe9429
use #ifdef
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Originally committed as revision 694 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-17 08:29:03 +00:00
Fabrice Bellard
4fd6044859
reverted to inttypes.h since it gives problems on some unixes
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Originally committed as revision 690 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-13 23:36:30 +00:00
Fabrice Bellard
ce992c6932
moved code to mem.c and allcodecs.c
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Originally committed as revision 689 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:45:17 +00:00
Fabrice Bellard
915bbac681
fixed one mpeg decoder memory leak
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Originally committed as revision 688 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:44:14 +00:00
Fabrice Bellard
6d4985bbdf
move unaligned access macros to dsputil.h - added unaligned 32 bit store
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Originally committed as revision 687 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:43:27 +00:00
Fabrice Bellard
544eb99cbf
memory functions are exported
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Originally committed as revision 686 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:42:18 +00:00
Fabrice Bellard
771b9a7045
put codec registering in another file so that the user can install the codecs he wants
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Originally committed as revision 685 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:41:41 +00:00
Fabrice Bellard
d01fe86dac
put memory functions in a separate file so that the user can redefinite them without modifying the library
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Originally committed as revision 684 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:41:01 +00:00
Fabrice Bellard
773cefc602
added installlib target to install static libraries and includes
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Originally committed as revision 683 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:39:47 +00:00
Fabrice Bellard
96707bb783
do not export internal functions - use stdint.h
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Originally committed as revision 682 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-11 13:38:54 +00:00
Michael Niedermayer
6282185e82
grayscale only encoding
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Originally committed as revision 679 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-09 14:04:36 +00:00
Michael Niedermayer
0398717356
passing avctx->flags so that grayscale only decoding works with mpeg1/2 too
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Originally committed as revision 678 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-06-09 13:43:53 +00:00