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281 Commits

Author SHA1 Message Date
Michael Niedermayer
29df259923 optimizing non_intra ac coeff decode 
Originally committed as revision 4140 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-04-19 11:37:01 +00:00
Michael Niedermayer
e91f4bf160 avoid UPDATE_CACHE() in GET_RL_VLC() if not needed 
Originally committed as revision 4137 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-04-18 20:07:48 +00:00
avcoder
a622dc4320 Typo errors patch by (QuickTime | ffmpeg gmail com> 
Originally committed as revision 4103 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-04-04 11:25:44 +00:00
Ivan Kalvachev
aa26aa789b reinitialize on aspect change, 
required for dvb aspect changes

Originally committed as revision 4102 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-04-03 17:34:31 +00:00
Michael Niedermayer
71434945f2 more checks, fixes assertion failure 
Originally committed as revision 4081 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-03-26 17:01:49 +00:00
Michael Niedermayer
d8a57c6db9 (10l) supported pix_fmts forgotten 
Originally committed as revision 4022 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-03-08 20:35:27 +00:00
Michael Niedermayer
27ef18d12f typo 
Originally committed as revision 4006 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-03-05 03:37:19 +00:00
Josh Varner
fe533bb3a7 removing --disable-risky patch by (Josh Varner <jlvarner gmail com>) 
Originally committed as revision 3966 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-02-21 17:50:48 +00:00
Michael Niedermayer
934982c4ac avoid buf_size == 0 checks in every decoder 
Originally committed as revision 3872 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2005-01-23 18:09:06 +00:00
Burkhard Plaum
073c2593c9 Memory leak fix patch by (Burkhard Plaum <plaum >at< ipf.uni-stuttgart )dot( de>) 
Originally committed as revision 3717 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-11-27 18:10:06 +00:00
Michael Niedermayer
7494cac0fd fix constrained parameters flag 
Originally committed as revision 3609 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-10-18 23:07:18 +00:00
Michael Niedermayer
21adafec2a lowres width/height cleanup 3rd try 
Originally committed as revision 3522 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-27 11:50:56 +00:00
Michael Niedermayer
4f8a831994 set AVCodecContext.width/height to the picture width/height instead of the one stored in the bitstream (that only matters if lowres!=0) 
Originally committed as revision 3518 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-27 02:39:55 +00:00
Michael Niedermayer
af2a9e8fdb lowres slice fix 
Originally committed as revision 3513 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-26 13:03:43 +00:00
Michael Niedermayer
178fcca848 1/2 resolution decoding 
Originally committed as revision 3507 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-25 23:18:58 +00:00
Michael Niedermayer
c32b14bb9c mess cleanup 
Originally committed as revision 3449 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-10 18:54:02 +00:00
Michael Niedermayer
3cb018726c typo 
Originally committed as revision 3431 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-02 18:46:41 +00:00
Michael Niedermayer
628b210f40 optional non spec compliant optimizations for mpeg1 
Originally committed as revision 3430 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-02 15:46:03 +00:00
Michael Niedermayer
6fc5b059b8 optional non spec compliant optimizations 
Originally committed as revision 3429 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-09-02 15:30:46 +00:00
Michael Niedermayer
baced9f598 user overrideable level & profile 
Originally committed as revision 3385 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-08-13 13:59:28 +00:00
Wolfram Gloger
6cfe51d9da Avoid segfault on ffmpeg "buffer flush" in mpeg12.c patch by (Wolfram Gloger <wmglo at dent dot med dot uni-muenchen dot de>) 
Originally committed as revision 3324 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-07-16 18:36:39 +00:00
Michael Niedermayer
77e6c403e7 10l (fixes delayed frames during encoding) 
Originally committed as revision 3278 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-06-30 23:12:21 +00:00
Michael Niedermayer
0dfd33c3f1 support skiping of mb rows during decoding 
Originally committed as revision 3253 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-06-26 02:20:38 +00:00
Michael Niedermayer
0ff93477be optimization 
Originally committed as revision 3249 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-06-25 14:11:44 +00:00
Ivan Kalvachev
715731a32b better cbp handling and small speedup in mpeg12 
Originally committed as revision 3219 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-06-12 16:51:15 +00:00
Ivan Kalvachev
ffdff4d7e8 mpeg2 chroma422/444 support, may be slower, may be faster for other codecs 
Originally committed as revision 3215 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-06-11 07:59:12 +00:00
Michael Niedermayer
53db1cae1c data_size = 0 cleanup 
Originally committed as revision 3146 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-05-21 14:37:16 +00:00
Michael Niedermayer
bf266e195a intra_dc_precission>0 encoding support 
Originally committed as revision 3093 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-30 13:44:29 +00:00
Ivan Kalvachev
d1700ead3b cola test 
Originally committed as revision 3089 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-29 23:20:46 +00:00
Michael Niedermayer
e4cb187db8 remove duplicated find_frame_end() code 
move codec specific code from parser.c -> <codecname>.c as far as its easily possible

Originally committed as revision 3087 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-29 14:21:33 +00:00
Michael Niedermayer
8aedc51d2b simplify 
Originally committed as revision 3085 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-27 13:50:41 +00:00
Michael Niedermayer
25ef43bb28 corrupted field pictures segfault fix 
Originally committed as revision 3040 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-22 21:41:08 +00:00
Michael Niedermayer
7c4f71c428 exporting field_select/ref_index values 
Originally committed as revision 3035 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-19 03:33:23 +00:00
Michael Niedermayer
0c352cadb0 fix exported motion vectors 
Originally committed as revision 3032 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-18 17:46:52 +00:00
Michael Niedermayer
137c8468e8 unify table indexing (motion_val,dc_val,ac_val,coded_block changed) 
minor +-1 bugfix

Originally committed as revision 3016 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-16 01:01:45 +00:00
Michael Niedermayer
8680741006 skiped mbs in interlaced b frames fix 
Originally committed as revision 2946 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-04-02 19:48:20 +00:00
Falk Hüffner
7906085fcc warning patrol 
Originally committed as revision 2925 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-24 23:32:48 +00:00
Michael Niedermayer
8fe2c60e5f 1000l for iive 
Originally committed as revision 2916 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-22 20:54:04 +00:00
Michael Niedermayer
7813d6a307 1000000l (using uninitalized variable for initalizing bits per MV table) 
Originally committed as revision 2900 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-16 16:57:27 +00:00
Michael Niedermayer
3edcacde04 init cleanup 
Originally committed as revision 2899 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-16 16:11:29 +00:00
Ivan Kalvachev
6fe1a1a55b use pan_scan to remove some weight, proper pan_scan offset reading 
Originally committed as revision 2898 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-16 15:38:40 +00:00
Ivan Kalvachev
5ac4768362 mpeg12 fix 10l of aspect calucalations, return gop perser to print debug info, and make mpeg1_seq_header hot overwrite height/width 
Originally committed as revision 2897 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-15 16:41:15 +00:00
Ivan Kalvachev
a6b9ffbfc7 move MPV_common_init after parsing stream parameters, matrix rebuild 
Originally committed as revision 2894 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-15 00:08:24 +00:00
Michael Niedermayer
8be014e027 removing broken mpeg_decode_gop() 
Originally committed as revision 2883 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-13 22:01:32 +00:00
Michael Niedermayer
c7516a000c find_start_code() optimization (about 2x faster now) this may improve decoding speed with multiple threads 
Originally committed as revision 2862 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-09 15:23:14 +00:00
Zdenek Kabelac
5f0f7713ad * more consts 
Originally committed as revision 2847 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-05 14:21:56 +00:00
Zdenek Kabelac
49a37411f3 * const warn elimination 
Originally committed as revision 2846 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-05 14:09:12 +00:00
Ivan Kalvachev
494c56d36f silence warnings 
Originally committed as revision 2843 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-04 14:58:48 +00:00
Ivan Kalvachev
461cd5bfb5 add vlc for cbp=0 that is valid in 422,444 
Originally committed as revision 2838 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-02 18:39:25 +00:00
Michael Niedermayer
50c93f74a6 10l (segfault fix) 
Originally committed as revision 2837 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-02 17:21:55 +00:00
Ivan Kalvachev
4eaad9c028 forgot default chroma_format value 
Originally committed as revision 2835 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-02 00:40:18 +00:00
Ivan Kalvachev
5e5c247a7c initial chroma_format changes,xvmc tweaks and codec_cap 
Originally committed as revision 2833 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-03-01 14:55:21 +00:00
Michael Niedermayer
4c9544d026 mpeg2 field pic decoding fix 
simplifiations

Originally committed as revision 2826 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-28 21:02:49 +00:00
Michael Niedermayer
8d52ec7eb0 AVCodec.supported_framerates 
Originally committed as revision 2821 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-26 18:29:39 +00:00
Michael Niedermayer
c62c07d3d7 multithreaded mpeg2 decoding 
Originally committed as revision 2810 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-23 20:56:56 +00:00
Ivan Kalvachev
530d574081 use get_format 
Originally committed as revision 2802 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-19 00:30:33 +00:00
Michael Niedermayer
e6dc9c6f99 more error checks for the sequence header 
Originally committed as revision 2788 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-16 03:34:11 +00:00
Michael Niedermayer
9c3d33d67f multithreaded/SMP motion estimation 
multithreaded/SMP encoding for MPEG1/MPEG2/MPEG4/H263
all pthread specific code is in pthread.c
to try it, run configure --enable-pthreads and ffmpeg ... -threads <num>
the internal thread API is a simple AVCodecContext.execute() callback which executes a given function pointer with different arguments and returns after finishing all, that way no mutexes or other thread-mess is needed outside pthread.c

Originally committed as revision 2772 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-13 17:54:10 +00:00
Alex Beregszaszi
fe455f3328 get_bit_count -> put_bits_count 
Originally committed as revision 2752 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-02-06 15:27:31 +00:00
Michael Niedermayer
303e50e65b closed gop support & flags2 as all bits in flags are used 
and a few minor things i forgot to commit ...

Originally committed as revision 2718 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-22 19:48:28 +00:00
Michael Niedermayer
2c492e94fc removing broken framerate conversation hack in mpeg1/2 
Originally committed as revision 2713 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-18 21:41:44 +00:00
Michael Niedermayer
8f2ab83318 copyright year update of the files i touched and remembered, things look annoyingly unmaintained otherwise 
Originally committed as revision 2686 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-10 16:04:55 +00:00
Michael Niedermayer
303aebf97a uninitalized variables fix by (Gildas Bazin <gbazin at altern dot org>) 
and some related cleanup by me

Originally committed as revision 2677 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-08 18:44:36 +00:00
Michael Niedermayer
51929fd312 simplify 
Originally committed as revision 2668 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-05 11:16:05 +00:00
Michael Niedermayer
b1b8f9fc58 gop timestamp fix 
Originally committed as revision 2667 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-04 22:13:14 +00:00
Michael Niedermayer
96b73a2ada frame rate emulation "fix" by (Mean <fixounet at free dot fr>) 
Originally committed as revision 2664 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-04 17:43:28 +00:00
Michael Niedermayer
baaf3f467b SVCD scan offset stuff 
Originally committed as revision 2660 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-04 00:23:14 +00:00
Michael Niedermayer
0368c72d83 print vbv buffer size & bitrate when decoding with -debug 1 
Originally committed as revision 2641 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2004-01-01 02:56:35 +00:00
Michael Niedermayer
bb198e198a interlaced motion estimation 
interlaced mpeg2 encoding
  P & B frames
  rate distored interlaced mb decission
  alternate scantable support
4mv encoding fixes (thats also why the regression tests change)
passing height to most dsp functions
interlaced mpeg4 encoding (no direct mode MBs yet)
various related cleanups
disabled old motion estimaton algorithms (log, full, ...) they will either be fixed or removed

Originally committed as revision 2638 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-30 16:07:57 +00:00
Wolfgang Hesseler
0c9bbaec60 motion vector vissualization improvements patch by (Wolfgang Hesseler <qv at multimediaware dot com>) 
Originally committed as revision 2636 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-30 02:12:12 +00:00
Michael Niedermayer
d60a8f85d7 vbv_delay 
Originally committed as revision 2623 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-17 19:53:05 +00:00
Michael Niedermayer
31b1ec5d38 mv vissualization & field picture fix 
Originally committed as revision 2610 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-14 20:48:12 +00:00
Wolfgang Hesseler
fad05f523c cygwin fix and dont average interlaced MVs patch by (Wolfgang Hesseler <qv at multimediaware dot com>) 
Originally committed as revision 2609 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-14 17:47:23 +00:00
Michael Niedermayer
a4337a5130 10l (printing qscale before parsing it) 
Originally committed as revision 2608 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-14 16:15:32 +00:00
Fabrice Bellard
7a0f9d7e7d fixed top_field_first support when encoding 
Originally committed as revision 2600 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-12 16:56:38 +00:00
Fabrice Bellard
3ab5b8cc9a interlaced DCT support for MPEG2 encoding 
Originally committed as revision 2591 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-10 16:51:54 +00:00
Fabrice Bellard
32e7b91af1 fixed potential problem if aspect_ratio_info == 0 for MPEG stream - fixed aspect ratio problem if CODEC_ID_MPEG2VIDEO is used to decode an MPEG1 stream (which is the recommended codec id for mpeg video) 
Originally committed as revision 2587 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-10 11:18:36 +00:00
Michael Niedermayer
26f548a7a6 MB_TYPE_INTERLACED info fix 
Originally committed as revision 2586 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-10 02:34:09 +00:00
Fabrice Bellard
248a189a7d fixed low delay decoding 
Originally committed as revision 2583 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-09 14:51:49 +00:00
Wolfgang Hesseler
8d7ec294c4 move motion_val & mb_type to AVFrame patch by (Wolfgang Hesseler <qv at multimediaware dot com>) 
cleanups & fixes by me

Originally committed as revision 2579 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-09 01:49:56 +00:00
Michael Niedermayer
b40cd4e0e4 rv20 (h263) b frame decoding support 
Originally committed as revision 2561 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-04 18:34:47 +00:00
Michael Niedermayer
332f9ac4e3 h263 loop filter 
fixed h263 modified quantization
CODEC_FLAG_OBMC

Originally committed as revision 2549 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-12-01 15:23:14 +00:00
Ivan Kalvachev
57489bc511 silence few warnings 
Originally committed as revision 2514 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-11-13 21:55:05 +00:00
Ivan Kalvachev
c512b303c2 mpegvideo is back 
Originally committed as revision 2507 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-11-12 01:19:36 +00:00
Michel Bardiaux
9b87956678 av_log() patch by (Michel Bardiaux <mbardiaux at peaktime dot be>) 
Originally committed as revision 2469 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-11-03 13:26:22 +00:00
Michael Niedermayer
f259747bc7 100l (SAR is written as height/width instead of width/height in the MPEG1 standard) 
Originally committed as revision 2453 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-30 19:55:44 +00:00
Ivan Kalvachev
a579db0c4f XvMC speedup by removing one memcpy and doing MB packing 
Originally committed as revision 2442 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-27 23:22:43 +00:00
Michael Niedermayer
5c9e4723e0 mpeg2 aspect ratio encoding fixed 
Originally committed as revision 2406 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-20 23:24:39 +00:00
Michael Niedermayer
5ff85f1d8b AVRational 
sample_aspect_ratio
aspect ratio in JPEG JFIF is SAR not DAR !
removed nonsense SAR guessing code
various related cleanups
bugs?

Originally committed as revision 2403 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-20 20:23:46 +00:00
Michael Niedermayer
fa384dcc81 export mpeg2 active display area / pan scan 
fix mpeg2 aspect_ratio for the rare case that active display area != AVCodecContext.width/height
decode sequence display extension & picture display extension

Originally committed as revision 2401 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-20 09:52:02 +00:00
Mike Melanson
764ef40015 disable encoders where appropriate (patch courtesy of BERO 
<bero -at- geocities.co.jp>)

Originally committed as revision 2375 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-14 04:15:53 +00:00
Michael Niedermayer
e5021fffce mpeg1 + trellis quant segfault fix 
Originally committed as revision 2346 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-10-05 15:32:39 +00:00
Michael Niedermayer
80de6a80a9 hurry_up fix? 
Originally committed as revision 2306 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-09-27 00:02:29 +00:00
Michael Niedermayer
98b0858e10 constraint_parameter_flag fix 
Originally committed as revision 2299 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-09-24 00:06:33 +00:00
Michael Niedermayer
cb231c4866 fixing unused f_code values 
10l (forgot to update the regression test scores after the closed gop bit fix)

Originally committed as revision 2185 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-30 19:40:30 +00:00
Michael Niedermayer
12dccd4e60 bit_rate in mpeg1/2 should be 0x3FFFF for vbr or at least >= max_bitrate 
Originally committed as revision 2180 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-29 19:42:23 +00:00
Michael Niedermayer
69b0ff3acf 10l (closed gop bit) 
Originally committed as revision 2178 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-29 15:57:40 +00:00
Michael Niedermayer
922bc38d55 mpeg2 regression test 
add mpeg2video_decoder, thats more consistant with the encoders, note, both mpeg1video and mpeg2video decoder will happily decode both mpeg1 and 2

Originally committed as revision 2166 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-26 07:42:25 +00:00
Michael Niedermayer
029911d1c3 mpeg2 encoding 
Originally committed as revision 2164 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-25 22:47:32 +00:00
Michael Niedermayer
d6eb3c500a custom quant matrix encoding support 
Originally committed as revision 2135 to svn://svn.ffmpeg.org/ffmpeg/trunk
 2003-08-22 22:18:08 +00:00