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Commit Graph

31 Commits

Author SHA1 Message Date
Ronald S. Bultje
c7e3e55429 Move ff_emulated_edge_mc prototypes to videodsp.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-02-11 01:03:33 +01:00
Michael Niedermayer
30981a966f lavc: split snow and dirac DWTs
There is only about 4 lines of common code, so it alot cleaner
when seperated.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-01-14 22:59:05 +01:00
Michael Niedermayer
f5d6b0c9c2 diracdec: fix typo in mctmp allocation
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-07 02:24:14 +01:00
Michael Niedermayer
2f6ec9fdd7 diracdec: Test mctmp and mcscratch for malloc failure.
Fixes null pointer dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-07 02:24:14 +01:00
Michael Niedermayer
b84d1bf193 diracdec: fix emulated_edge condition, fix out of array reads
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-07 02:24:14 +01:00
Paul B Mahol
4012cd6c4f lavc: fix decode_frame() third parameter semantics for rest of video decoders
Signed-off-by: Paul B Mahol <onemda@gmail.com>
2012-12-05 18:24:43 +00:00
Michael Niedermayer
874c5b02c4 Merge commit '594d4d5df3c70404168701dd5c90b7e6e5587793'
* commit '594d4d5df3c70404168701dd5c90b7e6e5587793':
  lavc: add a wrapper for AVCodecContext.get_buffer().

Conflicts:
	libavcodec/4xm.c
	libavcodec/8svx.c
	libavcodec/bmv.c
	libavcodec/cljr.c
	libavcodec/cscd.c
	libavcodec/dnxhddec.c
	libavcodec/dpcm.c
	libavcodec/dpx.c
	libavcodec/eacmv.c
	libavcodec/eamad.c
	libavcodec/frwu.c
	libavcodec/g723_1.c
	libavcodec/gifdec.c
	libavcodec/idcinvideo.c
	libavcodec/iff.c
	libavcodec/indeo3.c
	libavcodec/internal.h
	libavcodec/interplayvideo.c
	libavcodec/kmvc.c
	libavcodec/mpc7.c
	libavcodec/mpegaudiodec.c
	libavcodec/pcx.c
	libavcodec/pngdec.c
	libavcodec/pnmdec.c
	libavcodec/rl2.c
	libavcodec/snow.c
	libavcodec/targa.c
	libavcodec/tscc.c
	libavcodec/txd.c
	libavcodec/utils.c
	libavcodec/v210dec.c
	libavcodec/vb.c
	libavcodec/vmdav.c
	libavcodec/vp56.c
	libavcodec/vqavideo.c
	libavcodec/wavpack.c
	libavcodec/wnv1.c
	libavcodec/xl.c
	libavcodec/yop.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-12-05 15:18:12 +01:00
Michael Niedermayer
3ba58433e1 diracdec: check wavelet depth, prevent out of array read.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-11-11 17:20:36 +01:00
Michael Niedermayer
0a4087b893 diracdec: Use only one frame per reference
Prevents null ptr dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-11-11 16:43:53 +01:00
Michael Niedermayer
7dab48bb73 diracdec: allocate enough space for blocks
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-11-11 04:01:39 +01:00
Michael Niedermayer
dca2fa10d3 diracdec: fix edge emulation check, fixes out of array reads
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-11-11 03:34:40 +01:00
Michael Niedermayer
7a72695c05 Merge commit '36ef5369ee9b336febc2c270f8718cec4476cb85'
* commit '36ef5369ee9b336febc2c270f8718cec4476cb85':
  Replace all CODEC_ID_* with AV_CODEC_ID_*
  lavc: add AV prefix to codec ids.

Conflicts:
	doc/APIchanges
	doc/examples/decoding_encoding.c
	doc/examples/muxing.c
	ffmpeg.c
	ffprobe.c
	ffserver.c
	libavcodec/8svx.c
	libavcodec/avcodec.h
	libavcodec/dnxhd_parser.c
	libavcodec/dvdsubdec.c
	libavcodec/error_resilience.c
	libavcodec/h263dec.c
	libavcodec/libvorbisenc.c
	libavcodec/mjpeg_parser.c
	libavcodec/mjpegenc.c
	libavcodec/mpeg12.c
	libavcodec/mpeg4videodec.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo_enc.c
	libavcodec/pcm.c
	libavcodec/r210dec.c
	libavcodec/utils.c
	libavcodec/v210dec.c
	libavcodec/version.h
	libavdevice/alsa-audio-dec.c
	libavdevice/bktr.c
	libavdevice/v4l2.c
	libavformat/asfdec.c
	libavformat/asfenc.c
	libavformat/avformat.h
	libavformat/avidec.c
	libavformat/caf.c
	libavformat/electronicarts.c
	libavformat/flacdec.c
	libavformat/flvdec.c
	libavformat/flvenc.c
	libavformat/framecrcenc.c
	libavformat/img2.c
	libavformat/img2dec.c
	libavformat/img2enc.c
	libavformat/ipmovie.c
	libavformat/isom.c
	libavformat/matroska.c
	libavformat/matroskadec.c
	libavformat/matroskaenc.c
	libavformat/mov.c
	libavformat/movenc.c
	libavformat/mp3dec.c
	libavformat/mpeg.c
	libavformat/mpegts.c
	libavformat/mxf.c
	libavformat/mxfdec.c
	libavformat/mxfenc.c
	libavformat/nsvdec.c
	libavformat/nut.c
	libavformat/oggenc.c
	libavformat/pmpdec.c
	libavformat/rawdec.c
	libavformat/rawenc.c
	libavformat/riff.c
	libavformat/sdp.c
	libavformat/utils.c
	libavformat/vocenc.c
	libavformat/wtv.c
	libavformat/xmv.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-08-07 22:45:46 +02:00
Lou Logan
6851130fd6 cosmetics: minor libavcodec spelling errors
Also update some common misspelled words in patcheck

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-06-29 14:54:15 +02:00
Clément Bœsch
3c1d52d30b Fix a few @file doxy inconsistencies. 2012-05-04 18:50:59 +02:00
Michael Niedermayer
601d072e68 diracdec: check xybsep
Fixes division by 0

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-18 16:49:46 +02:00
Michael Niedermayer
efe1ba7201 diracdec: check lowdelay bytes.
Fixes division by zero

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-16 18:36:39 +02:00
Michael Niedermayer
6a052e64b5 direcdec: fix infinite loop
Fixes Ticket1156

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-01 16:11:29 +02:00
Michael Niedermayer
0f13cc732b diracdec: Correct the bytestream end pointer.
This fixes some arith decoder overreads and a potential infinite loop.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-03-06 19:13:55 +01:00
Michael Niedermayer
ad21c05172 diracdec: fix use of deprecated funnctions
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-02-16 23:01:47 +01:00
Michael Niedermayer
5cd8afee99 diracdec: Check for negative quants which would cause out of array reads.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-02-02 01:12:46 +01:00
Michael Niedermayer
9729f140ae diracdec: Fix integer overflow leading to out of global array read.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-01-30 20:35:09 +01:00
Michael Niedermayer
ddf0c1d86a diracdec: Check num_refs.
Fixes: CVE-2011-3950

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-01-26 17:05:57 +01:00
Michael Niedermayer
e2291ea153 diracdec: Check dirac_unpack_idwt_params parameters before storing them.
Fixes CVE-2011-3949

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-01-26 17:05:57 +01:00
Paul B Mahol
ba10207bbe Use more designated initializers.
Also remove some pointless NULL/0 assigments.

C++ code must be left as it is because named struct
initializers are not supported by C++ standard.
2011-12-30 20:00:53 +01:00
Michael Niedermayer
6718536ba5 diracdec: fix empty data units.
Fixed Ticket636

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-11-14 18:14:20 +01:00
Jordi Ortiz
fca712df09 Dirac: Specific struct initializers in AVCodec initialization
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-11-05 00:02:11 +01:00
Jordi Ortiz
aae7a5e36d Dirac: Removed goto + some code make up
(cherry picked from commit 8db434f8a6d210f7fd2f28ba325927d7a5dd04b9)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-11-04 23:59:33 +01:00
Jordi Ortiz
49aa397414 Dirac: More formating
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-30 21:50:17 +01:00
Jordi Ortiz
ca239e1c37 Dirac: Doxygen comments and some formatting enhancements
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-30 21:50:17 +01:00
Jordi Ortiz
e3cfe54145 Dirac now returns AVFrames instead of DiracFrames
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-30 21:50:16 +01:00
multiple authors
5d50fcc549 DIRAC Decoder stable version, MMX support removed.
Look for MMX_DISABLED to find the disabled functions.

Authors of this code are Marco Gerards <marco@gnu.org> and David Conrad <lessen42@gmail.com>
With changes from Jordi Ortiz <nenjordi@gmail.com>

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-30 21:50:08 +01:00