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Commit Graph

360 Commits

Author SHA1 Message Date
Baptiste Coudurier
a2338352be do not fail badly if aspect ratio is 0/forbidden, fix issue 369
Originally committed as revision 12434 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-13 18:26:53 +00:00
Aurelien Jacobs
9701840bb5 add FF_ prefix to all (frame)_TYPE usage
Originally committed as revision 12399 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-03-09 23:31:02 +00:00
Michael Niedermayer
21da962cf1 Make find_frame_end() merge 2 mpeg2 field pictures. This should make mpeg2
field pictures much more digestable.

Originally committed as revision 12160 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-20 19:45:38 +00:00
Michael Niedermayer
0521808158 Reduce the number of senselessly scanned bytes.
Originally committed as revision 12144 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-19 15:55:14 +00:00
Michael Niedermayer
e68c7a4abe const
Originally committed as revision 11710 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-02-01 03:34:43 +00:00
Michael Niedermayer
9bd005bdbc Drop non key frames before the first key frame.
Originally committed as revision 11411 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-01-05 01:14:09 +00:00
Stefan Lucke
b8a9dfb7f6 Prevent infinite loop when buffer holds SEQ_END_CODE only. Fix for r9870
Patch by Stefan Lucke <stefan <at> lucke.in-berlin.de>
Subject: API breakage by r9870
Date: 2007-10-05 11:06:47 GMT
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/57467

Originally committed as revision 10720 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-10-13 01:34:00 +00:00
Michael Niedermayer
4e2b9bcc08 Make MPEG-1/2 decoder work with the libmpeg2-style bitstream reader.
Originally committed as revision 9890 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-04 11:01:11 +00:00
Michael Niedermayer
392b748293 output last frame if seq end code is encountered
fixes video decoding of AC3TEST.vob
closes issue19

Originally committed as revision 9870 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-02 20:49:42 +00:00
Michael Niedermayer
037df60e05 simplify s->mv_dir init
Originally committed as revision 9867 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-02 01:28:37 +00:00
Michael Niedermayer
653f738780 exchange the values of MV_DIR_FORWARD and MV_DIR_BACKWARD (this is more sane,
matches the order of some other stuff and allows some simplifications)

Originally committed as revision 9864 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 22:12:52 +00:00
Michael Niedermayer
04b502fa36 exchange if() and for() in the MT_FIELD case
18 cpu cycles faster for matrixbench

Originally committed as revision 9863 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 21:17:26 +00:00
Michael Niedermayer
f4fbcd33d9 exchange for() and if() order in the MT_FRAME case
safes 24 cpu cycles

Originally committed as revision 9862 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 21:05:58 +00:00
Michael Niedermayer
356ab1dace change
for(){
    if(){
        switch(){

to
switch(){
    for(){
        if(){

this halfs the number of times the switch is executed in bidir blocks, in
other blocks the number is the same
25 cpu cycles less with matrixbench on duron

Originally committed as revision 9860 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 20:37:41 +00:00
Michael Niedermayer
2952d13ad5 merge another 2 if() to save a few cpu cycles
Originally committed as revision 9858 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 20:04:12 +00:00
Michael Niedermayer
09d1bee89e reorder if() so that the condition can be simplified
saves another 4 cpu cycles

Originally committed as revision 9857 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 19:37:28 +00:00
Michael Niedermayer
0ac6b5a301 merge/simplify 2 if()
~4 cpu cylces faster for the matrixbench video

Originally committed as revision 9856 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 19:26:24 +00:00
Michael Niedermayer
fecc146b28 merge 2 if()
this safes 1-2 cpu cycles

Originally committed as revision 9855 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-08-01 19:17:36 +00:00
Michael Niedermayer
01e795aba3 move some code which was executed for every skipped MB so it is only executed
for the first skipped mb in a run

Originally committed as revision 9845 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-31 21:39:09 +00:00
Michael Niedermayer
4152c5ce14 get rid of a useless variable
Originally committed as revision 9844 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-31 21:00:17 +00:00
Michael Niedermayer
7ceab4af35 avoid 2 additions (1 cpu cycle) per MB
Originally committed as revision 9843 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-31 20:52:49 +00:00
Michael Niedermayer
5bfbf0a54f chroma_qscale seems not used anywhere for mpeg1/2 so do not waste cpu time setting it
Originally committed as revision 9842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-31 20:44:48 +00:00
Aurelien Jacobs
eaa7557c73 add proper ff_ prefix to new extern symbols
Originally committed as revision 9479 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 09:21:55 +00:00
Aurelien Jacobs
a6bc573158 split mpeg12 encoder out of mpeg12.c
Originally committed as revision 9477 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-07-05 09:08:28 +00:00
Michael Niedermayer
28bf121a22 get rid of one unneeded #ifdef HAVE_XVMC
Originally committed as revision 9389 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-22 17:18:58 +00:00
Diego Biurrun
90b5b51eab misc typo fixes
Originally committed as revision 9291 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-12 18:50:50 +00:00
Diego Biurrun
755bfeabcc misc spelling fixes
Originally committed as revision 9289 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-06-12 09:29:25 +00:00
Aurelien Jacobs
ab8072a6a2 move imx_dump_header bitstream filter in its own file
Originally committed as revision 9067 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-19 00:44:41 +00:00
Jason Millard
cd61e40781 allow to enable or disable every bitstream filters individually
Original patch by Jason Millard   jsm174 _at_ gmail
Date: On Fri, 11 May 2007 11:14:01 -0400
Subject: [FFmpeg-devel] enable/disable bitstream filters?

Originally committed as revision 9010 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-12 23:33:53 +00:00
Aurelien Jacobs
c53d2d9042 make some parser parameters const to avoid casting const to non-const
Originally committed as revision 8921 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-07 00:47:03 +00:00
Aurelien Jacobs
95dca03f77 add a ff_ prefix to the now exported mpeg1_find_frame_end() function
Originally committed as revision 8902 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-05 18:25:02 +00:00
Aurelien Jacobs
7f50d4ac51 move mpegvideo_parser in it's own file
Originally committed as revision 8901 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-05 18:18:51 +00:00
Heikki Lindholm
29644cb504 make mpeg decoder handle mid-stream changes in resolution
patch by Heikki Lindholm holindho at cs helsinki fi
original thread: [Ffmpeg-devel] [PATCH] fix mid-stream resolution changes
date: Sat Mar 31 13:52:50 CEST 2007

Originally committed as revision 8865 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-05-02 08:18:28 +00:00
Diego Biurrun
e42dba481f typos/grammar
Originally committed as revision 8641 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-04-07 14:09:20 +00:00
Michael Niedermayer
f78da6d64f 10l to whoever wrote this
Originally committed as revision 8403 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-14 13:20:29 +00:00
Michael Niedermayer
3502a54f59 kill av_mallocz_static() calls in init_rl()
Originally committed as revision 8402 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-14 13:19:19 +00:00
Michael Niedermayer
5ac0915179 dont malloc() static mv_penalty arrays
Originally committed as revision 8389 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-13 22:47:05 +00:00
Michel Bardiaux
318c5e0524 Give context to dprintf
Originally committed as revision 8338 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-12 12:36:41 +00:00
Baptiste Coudurier
39076e27de fix drop frame timecode flag
Originally committed as revision 8296 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-08 18:25:47 +00:00
Baptiste Coudurier
92d6b7fda2 imx dump header bitstream filter, modifies bitstream to fit in mov and be decoded by final cut pro decoder
Originally committed as revision 8218 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-04 02:59:11 +00:00
Baptiste Coudurier
5a6b9443ed dummy support for mpeg2 non linear quant
Originally committed as revision 8215 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-03-04 02:26:20 +00:00
Michael Niedermayer
960964f5a9 fix segfault with lol-ffplay2.mpg (dunno if this is exploitable, probably not easily)
Originally committed as revision 7889 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-09 02:21:34 +00:00
Baptiste Coudurier
09d7aa7e30 correctly set profile/level for hd
Originally committed as revision 7795 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-02-01 09:47:36 +00:00
Michael Niedermayer
0e066acb62 fix segfault with http://sam.zoy.org/zzuf/lol-ffplay.mpg and http://sam.zoy.org/zzuf/lol-ffplay.m2v
Originally committed as revision 7538 to svn://svn.ffmpeg.org/ffmpeg/trunk
2007-01-15 23:26:09 +00:00
Måns Rullgård
849f10351d rename always_inline to av_always_inline and move to common.h
Originally committed as revision 7256 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-12-08 00:35:08 +00:00
Måns Rullgård
7b7abda3b3 make more tables static
Originally committed as revision 6996 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-12 23:14:20 +00:00
Baptiste Coudurier
9d210bb42b typo
Originally committed as revision 6934 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-07 13:50:41 +00:00
Baptiste Coudurier
80d617f5b4 add option to set mpeg1/2 gop timecode start, and drop frame flag timecode flag
Originally committed as revision 6933 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-07 13:45:08 +00:00
Baptiste Coudurier
7d6b1abe1a rename ff_mpeg1_find_frame_end to mpeg1_find_frame_end and make it static
Originally committed as revision 6915 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-06 10:46:54 +00:00
Baptiste Coudurier
4067d81be2 move AVCodecParser prototypes and definitions to parser.h, and move mpegvideo parser to mpeg12.c
Originally committed as revision 6914 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-06 10:43:49 +00:00
Steve L'Homme
e344c1ea36 reindentation, patch by From: Steve Lhomme, slhomme divxcorp com
Originally committed as revision 6864 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-11-01 21:09:14 +00:00
Michael Niedermayer
5d48f0cb05 set v_edge_pos correctly for field picture mpeg2
Originally committed as revision 6782 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-24 07:33:39 +00:00
Diego Biurrun
c26abfa541 Rename ABS macro to FFABS.
Originally committed as revision 6666 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-11 23:17:58 +00:00
Diego Biurrun
b78e7197a8 Change license headers to say 'FFmpeg' instead of 'this program/this library'
and fix GPL/LGPL version mismatches.

Originally committed as revision 6577 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-10-07 15:30:46 +00:00
Måns Rullgård
191e8ca752 fix some signedness warnings
Originally committed as revision 6355 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-09-27 19:47:39 +00:00
Stefan Gehrer
761089b028 staric frame_rate_tab -> non static ff_frame_rate_tab part of the cavs patch by (Stefan Gehrer stefan.gehrer gmx de)
Originally committed as revision 5578 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-02 14:50:23 +00:00
Baptiste Coudurier
2d974017b0 MPEG-2 4:2:2 encoding support
Originally committed as revision 5387 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-16 15:19:54 +00:00
Baptiste Coudurier
307eb24879 add MPEG-2 intra vlc support
Originally committed as revision 5372 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-13 17:16:58 +00:00
Baptiste Coudurier
d634aa2095 remove unused variable
Originally committed as revision 5371 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-13 15:43:51 +00:00
Michael Niedermayer
7923a3f904 d10 decoding fix
Originally committed as revision 5341 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-05-02 09:03:22 +00:00
Steve L'Homme
267f7edcd1 (f)printf --> av_log conversion
taken from a patch by Steve L'Homme

Originally committed as revision 5127 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-08 11:43:10 +00:00
Michael Niedermayer
2669777981 fix decoding of mpeg2-trunc.vob
Originally committed as revision 5091 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-03-01 22:59:22 +00:00
Michael Niedermayer
82fcbc145d faster find_startcode()
Originally committed as revision 4939 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-02-04 20:32:02 +00:00
jwestfall@surrealistic.net
dd1a74d25d Off by one fix to prevent possible segfault. Patch by jwestfall at surrealistic dot net.
Originally committed as revision 4857 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-14 17:43:22 +00:00
Diego Biurrun
5509bffa88 Update licensing information: The FSF changed postal address.
Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-01-12 22:43:26 +00:00
Diego Biurrun
bb270c0896 COSMETICS: tabs --> spaces, some prettyprinting
Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-22 01:10:11 +00:00
Diego Biurrun
115329f160 COSMETICS: Remove all trailing whitespace.
Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-12-17 18:14:38 +00:00
Ivan Kalvachev
31a78b718b Mark all 12 block unused when there are no coded blocks
Fixes 422/444 artifacts

Originally committed as revision 4708 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-11-20 23:09:05 +00:00
Måns Rullgård
bf4e3bd2d0 kill a bunch of compiler warnings
Originally committed as revision 4522 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-08-14 15:42:40 +00:00
Michael Niedermayer
8c3eba7c62 skip_idct
skip_frame
skip_loop_filter

Originally committed as revision 4440 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-07-14 21:39:36 +00:00
Michael Niedermayer
02fb0d7c72 fix decoding of (broken) files with f_code=0
fix segfault if the first P frames header is damaged

Originally committed as revision 4432 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-07-11 22:15:03 +00:00
Michael Niedermayer
3b5ffe7a39 fix mpeg2 chroma_420_type
Originally committed as revision 4274 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-18 19:42:42 +00:00
Michael Niedermayer
89ba9eede9 preserve parse context
Originally committed as revision 4241 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-14 15:34:49 +00:00
Michael Niedermayer
4ad8ecd136 sanity check
Originally committed as revision 4224 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-12 10:15:19 +00:00
Michael Niedermayer
9cd8179818 #defines for strict_std_compliance and split between inofficial extensions and non standarized things
Originally committed as revision 4205 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-05-08 20:15:42 +00:00
Michael Niedermayer
c0df9d75bd switch to native time bases
Originally committed as revision 4168 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-30 21:43:59 +00:00
Mike Melanson
160d679c07 Ministry of English Composition, reporting for duty (and the word is "skipped", not "skiped"; "skiped" would rhyme with "hyped")
Originally committed as revision 4153 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-24 17:21:11 +00:00
Michael Niedermayer
2de4ba7ff7 avoid clearing block[] if its not used at all
Originally committed as revision 4148 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-21 21:23:22 +00:00
Michael Niedermayer
dff0f03546 mpeg2_fast_decode_block_intra()
Originally committed as revision 4146 to svn://svn.ffmpeg.org/ffmpeg/trunk
2005-04-20 20:31:04 +00:00
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