fe78f7cdaa
print a big warning if we mess up and run out of space ...
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Originally committed as revision 5052 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-23 00:16:45 +00:00
68b51e58ce
MSVC-compatible __align8/__align16 declaration
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patch by Steve Lhomme, steve .dot. lhomme .at. free .dot. fr
Originally committed as revision 4942 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-05 13:35:17 +00:00
5509bffa88
Update licensing information: The FSF changed postal address.
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Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 22:43:26 +00:00
aa06658248
Moving dv_anchor back to the global scope. This creates a tiny memory
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leak for cases like dlopening libavcodec.so and such, but I still
don't know how to catch such events.
Originally committed as revision 4818 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-06 19:19:39 +00:00
c842aa378d
Fix DV memory leak and allow multiple instances patch by (Burkhard Plaum?)
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approved by Roman Shaposhnik
Originally committed as revision 4777 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-25 22:38:21 +00:00
bb270c0896
COSMETICS: tabs --> spaces, some prettyprinting
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Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-22 01:10:11 +00:00
115329f160
COSMETICS: Remove all trailing whitespace.
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Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-17 18:14:38 +00:00
4325ffd0a2
lowres support
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Originally committed as revision 4545 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-09-02 08:30:26 +00:00
c619ff6daf
optimizations
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dc coeff rounding fix
class=3 num of bits fix
do interlaced check & idct only if CODEC_FLAG_INTERLACED_DCT
Originally committed as revision 4542 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-30 20:03:19 +00:00
5b2bf94340
Fix for memleak in dv.c patch by (Burkhard Plaum; plaum, ipf uni-stuttgart de)
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Originally committed as revision 4539 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-26 15:41:28 +00:00
856170f752
DV video encoder/decoder doesn't set keyframe and picture type properties patch by (Edward Hervey:bilboed,gmail com)
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Originally committed as revision 4503 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-11 01:28:04 +00:00
983ea0bc87
a few #ifdef CONFIG_X_ENCODER, patch by (Roine Gustafsson <roine users.sourceforge net]
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Originally committed as revision 4213 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-10 20:39:11 +00:00
5bb8a0daa1
various fixes related to the non alt_bitstream_reader
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Originally committed as revision 4136 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-18 12:08:16 +00:00
934982c4ac
avoid buf_size == 0 checks in every decoder
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Originally committed as revision 3872 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-01-23 18:09:06 +00:00
0ecca7a49f
various security fixes and precautionary checks
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Originally committed as revision 3822 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-01-12 00:16:25 +00:00
073c2593c9
Memory leak fix patch by (Burkhard Plaum <plaum >at< ipf.uni-stuttgart )dot( de>)
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Originally committed as revision 3717 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-11-27 18:10:06 +00:00
21e1913175
* simplification patch by Jeffrey Ryan Muizelaar
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Originally committed as revision 3491 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-09-22 05:04:18 +00:00
53db1cae1c
data_size = 0 cleanup
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Originally committed as revision 3146 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-05-21 14:37:16 +00:00
5da42be192
oops, forgot to commit that change from the warning fixes by (Michael Roitzsch <mroi at users dot sourceforge dot net>)
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Originally committed as revision 3145 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-05-21 14:29:25 +00:00
eea8c08fa8
cleanup & memleak fix
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Originally committed as revision 3095 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-04-30 17:42:58 +00:00
901ee2bea3
* some significant clean-up of the dv_decode_ac (it looks real
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simple now, take a look for yourself).
* additional optimizations of the decoder. It runs at 55fps now
on my desktop and it used to be ~45fps.
Originally committed as revision 2926 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-25 01:46:40 +00:00
7906085fcc
warning patrol
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Originally committed as revision 2925 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-24 23:32:48 +00:00
5825425795
* removing casualties of battle of the wits and English language
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Originally committed as revision 2902 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-18 04:19:34 +00:00
6faa4645c5
* DV decoding/encoding now supports MultiThreading for up to 324 CPUs ;-)
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Originally committed as revision 2893 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-14 23:45:42 +00:00
380fd6b1b4
* DV decoder simplifications. Now it looks to be 6% faster. At least
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on my desktop.
* Misc. DV cleanups and fixes.
Originally committed as revision 2892 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-14 22:09:58 +00:00
e7a18d5deb
* moving some of the commonly used bit reading/writing functions
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from common.c -> common.h so that they can be inlined.
+ performace gain ~1% (measured with DV decoding)
+ code bloat 0.05%
Looks like a win-win solution.
Originally committed as revision 2874 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-03-12 23:39:38 +00:00
ac548c5d1d
10000l
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Originally committed as revision 2665 to svn://svn.ffmpeg.org/ffmpeg/trunk
2004-01-04 19:49:57 +00:00
a8380f44cf
removing unused var & converting 64->32bit
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Originally committed as revision 2567 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-12-05 23:12:03 +00:00
e15c330246
* 3x encoding speedup. Finally we seem to be on par with libdv
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in terms of time and we're doing slightly better w.r.t. to
quality. I don't think there's much room for improvement
left, but I'd like to try and vectorize a couple of things.
Btw, any ideas on what may impact performance will be greatly
appreciated.
Originally committed as revision 2532 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-11-27 01:40:13 +00:00
9b87956678
av_log() patch by (Michel Bardiaux <mbardiaux at peaktime dot be>)
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Originally committed as revision 2469 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-11-03 13:26:22 +00:00
10acc47995
* introducing dct248 into the DSP context.
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* simple/accurate implementation of dct248
* DV encoding now supports 2-4-8 DCT
* DV encoding gets a bit faster (but still miles away
from what I think it could do)
* misc. DV codec cleanups
Originally committed as revision 2425 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-24 18:28:01 +00:00
9dad924e22
bottom_field_first -> top_field_first
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Originally committed as revision 2402 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-20 10:33:13 +00:00
2744ca9ac9
* providing MPEG codecs with a generic fields in AVFrame to use.
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* fixing YUV4MPEG format.
* fixing a bug in DV codec where coded_frame was not set.
Originally committed as revision 2396 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-18 03:19:44 +00:00
00c28046e4
* fix for a trivial 100l declaration typo
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Originally committed as revision 2393 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-16 04:50:54 +00:00
f539eb52fe
align
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Originally committed as revision 2389 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-15 16:20:50 +00:00
ed7debda14
removed the obsolete and unused parameters of init_put_bits
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Originally committed as revision 2366 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-12 21:25:00 +00:00
86a7e11502
* recommiting change from SF CVS
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Originally committed as revision 2350 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-11 01:41:41 +00:00
4fa1c4fa8d
* preAlpha DV encoding support -- there's still a truckload
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of work to do, but it least people can try it out and share
ideas. Please don't hesitate to give it a spin:
$ ffmpeg -i file.avi file.dv
is all you need.
* fix for a deallocation bug in DV muxer
Originally committed as revision 2327 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-01 23:34:46 +00:00
7458ccbb02
* DV handling was streamlined for both muxing/demuxing and
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decoding. All muxing/demuxing functionality is now available
in libavformat/dv.[ch].
* dv1394.c and avidec.c were hooked up with general DV demuxer.
* DVAUDIO is dead! Long live pcm_s16le!
* DV audio is now always recognized -- which means we can
now hear all those ducks quaking in pond.dv.
Originally committed as revision 2319 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-09-29 17:54:07 +00:00
df15903f27
removed unused variable
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Originally committed as revision 2159 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-08-24 22:13:48 +00:00
62cf114b59
seems i guessed correctly (last 411 chroma block isnt scaled but cut and reordered)
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Originally committed as revision 1888 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-05-16 21:47:02 +00:00
924311cd98
some libmpeg2 style bitstream reader fixes (no dv doesnt yet work with it)
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Originally committed as revision 1874 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-05-14 10:54:25 +00:00
e20c40697c
release buffer cleanup
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Originally committed as revision 1839 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-05-06 20:43:37 +00:00
ed543377a4
making it nicer to the client who doesn't expect errors messages in stdout
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Originally committed as revision 1829 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-05-01 22:45:09 +00:00
880e8ba730
* fixing NTSC frame rate for DV streams
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* let ffmpeg preserve 'aspect_ratio' for recoding.
Do we want to make it tweakable from the command line ?
Originally committed as revision 1827 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-29 01:51:38 +00:00
d90cf87b90
fixing mixed dr1 + internal buffers
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Originally committed as revision 1820 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-25 00:29:48 +00:00
6aafe463e5
support for DV aspect ratio and erroneous audio patch by (Dan Dennedy (dan at dennedy dot org) and Roman Shaposhnick <rvs at sun dot com>)
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Originally committed as revision 1731 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-04 13:45:45 +00:00
deb0a292b0
AVI type 1 support patch by (Roman Shaposhnick <rvs at sun dot com>)
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Originally committed as revision 1714 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-03-28 14:05:55 +00:00
14bea432f1
per context frame_rate_base, this should finally fix frame_rate related av sync issues
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Originally committed as revision 1666 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-03-12 15:16:19 +00:00
983e3246b7
per file doxy
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Originally committed as revision 1634 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-03-06 11:32:04 +00:00
b0368839ac
MpegEncContext.(i)dct_* -> DspContext.(i)dct_*
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bitexact cleanup
Originally committed as revision 1617 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-03-03 14:54:00 +00:00
948c3a1397
support for PAL 4:1:1 SMPTE 314M DV streams patch by (Roman Shaposhnick <rvs at sun dot com>)
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Originally committed as revision 1612 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-27 23:26:31 +00:00
7604246d1a
more #ifdef CONFIG_ENCODERS patch by (Wolfgang Hesseler <qv at multimediaware dot com>) with modifications by me (s/WOLFGANG/CONFIG_ENCODERS/ and some other fixes)
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Originally committed as revision 1588 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-16 23:05:38 +00:00
0c1a9edad4
* UINTX -> uintx_t INTX -> intx_t
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Originally committed as revision 1578 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-02-11 16:35:48 +00:00
425ed6e223
DV audio decoder by Roman Shaposhnick
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Originally committed as revision 1514 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-27 09:21:30 +00:00
68f593b484
GetBitContext.size is allways multiplied by 8 -> use size_in_bits to avoid useless *8 in a few inner loops
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Originally committed as revision 1486 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-21 17:34:12 +00:00
0e15384d9d
fixing DCTELEM != short
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Originally committed as revision 1462 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-15 19:21:21 +00:00
ccfddafbd9
warnings patch by (bubu <bubu at bubu dot net>)
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Originally committed as revision 1386 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-01-01 15:10:45 +00:00
492cd3a920
AVVideoFrame -> AVFrame
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Originally committed as revision 1327 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-12-09 12:03:43 +00:00
1e491e29c2
cleanup
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adding AVVideoFrame
moving quality, pict_type, key_frame, qscale_table, ... to AVVideoFrame
removing obsolete variables in AVCodecContext
skiping of MBs in b frames
correctly initalizing AVCodecContext
picture buffer cleanup
Originally committed as revision 1302 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-12-04 10:04:03 +00:00
adb4328917
* not checking for get_buffer_callback - it would be user's error
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* if DR1 is disabled in get_buffer_callback silently fallback to
non-dr rendering
Originally committed as revision 1208 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-14 18:43:49 +00:00
18f770162b
* fixing some minor const warnings
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Originally committed as revision 1205 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-12 15:00:04 +00:00
eb4b3dd3c3
* using DSPContext - so each codec could use its local (sub)set of CPU extension
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Originally committed as revision 1194 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-11 09:40:17 +00:00
df1c67adda
10l - set pixelfmt (colorspace) _before_ calling get_buffer() callback
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Originally committed as revision 1185 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-10 18:45:36 +00:00
b0397e0e00
* DR1 support
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Originally committed as revision 1157 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-11-04 18:03:10 +00:00
d017ab70f4
support buffers containing more than one frame
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Originally committed as revision 1016 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-09 12:35:22 +00:00
1c05e11d02
fixed NTSC end of line bug
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Originally committed as revision 1014 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-08 17:54:02 +00:00
9e39878252
10l - MMX/FPU state was not restored, causing nonsense fpu behaviour in caller (mplayer)
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Originally committed as revision 1011 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-07 23:08:42 +00:00
e9feea594a
DV ntsc support, 411P colorspace added
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Originally committed as revision 1010 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-07 21:28:33 +00:00
defdfc9aa0
moved dct init out from mpv_common_init to dct_common_init (for less-uglier way for dv)
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Originally committed as revision 1002 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-04 20:59:29 +00:00
7be166e4ea
simplified parsing - added MMX idct support
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Originally committed as revision 1000 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-04 07:49:00 +00:00
5d2231ee8f
first working version of DV video decoder
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Originally committed as revision 998 to svn://svn.ffmpeg.org/ffmpeg/trunk
2002-10-03 21:07:39 +00:00
Michael Niedermayer
Steve L'Homme
Diego Biurrun
Roman Shaposhnik
Burkhard Plaum
Edward Hervey
Roine Gustafsson
Jeff Muizelaar
Falk Hüffner
Michel Bardiaux
Alex Beregszaszi
Fabrice Bellard
Wolfgang Hesseler
Zdenek Kabelac
bubu
Arpi