generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
72,320 Commits 24 Branches 241 Tags 173 MiB
b71dc29729
Commit Graph

168 Commits

Author SHA1 Message Date
Michael Niedermayer
8e887ca1fe jpeg2000dec: Check bpno in decode_cblk() 
Fixes integer overflow in fate-redcode-demux

Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-10 17:13:46 +02:00
Michael Niedermayer
7c3a296b4f jpeg2000dec: fix av_log() 
Found-by: ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-06 21:52:49 +02:00
Michael Niedermayer
21d0f75f29 jpeg2000dec: check that we have enough components for MCT 
Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-06 16:06:48 +02:00
Michael Niedermayer
c49d94487c jpeg2000dec: Use the matching coding style struct for transform selection 
Fixes a null pointer dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-06 15:38:05 +02:00
Michael Niedermayer
b26bcd08e6 jpeg2000dec: Check that theres a SOT before SOD 
Fixes out of array access

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-06 10:51:07 +02:00
Michael Niedermayer
c51654fbc0 jpeg2000dec: Support 4 tile parts 
Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-06 03:10:42 +02:00
Michael Niedermayer
c59ce1c98e get_qcc: Check compno 
Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-06 02:26:22 +02:00
Michael Niedermayer
bbc19010ed jpeg2000dec: return error for invalid cdxy values 
Fixes division by 0

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-05 23:31:19 +02:00
Michael Niedermayer
66c4d54413 jpeg2000dec: Propagate error code from get_cox() correctly 
Without this the context state could become inconsistent

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-05 18:34:07 +02:00
Michael Niedermayer
bbf43c70dd jpeg2000dec: assert that curtileno is valid when used 
Fixes CID1026755
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-03 14:59:52 +02:00
Michael Niedermayer
6507d86f07 jpeg2000dec; optimize output sample convert a bit 
67935 -> 29984 kcycles

Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-03 13:00:50 +02:00
Paul B Mahol
d2021f74ed jpeg2000dec: remove redundant error log message 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2013-06-03 00:20:08 +00:00
Michael Niedermayer
9054e72529 jpeg2000: make sure s->numXtiles / s->numYtiles are reset when tile is deallocated 
This keeps the structure fields more consistent after cleanup

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-01 14:41:46 +02:00
Michael Niedermayer
dc60061bb6 jpeg2000dec: optimize dequantization_int() 
4400->2800 cycles

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-01 11:48:13 +02:00
Michael Niedermayer
6cbd0241f2 jpeg2000dec: optimize dequantization_float() 
4700 -> 2700 cycles (sandybridge  i7)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-06-01 11:48:09 +02:00
Michael Niedermayer
f77467a11d jpeg2000dec: fix indention 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 13:33:13 +02:00
Michael Niedermayer
c1415cfefb jpeg2000dec: print more detailed cdx/y debug info 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 13:32:33 +02:00
Michael Niedermayer
9d56ccf5af j2k/jpeg2000dec: merge 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 03:10:08 +02:00
Michael Niedermayer
fd7e119037 jpeg2000dec: merge simplification of jpeg2000_decode_packets() from j2k 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 03:10:08 +02:00
Michael Niedermayer
192050d7a7 jpeg2000dec: merge sgnd fix from j2k 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 03:10:07 +02:00
Michael Niedermayer
5dbbb762e5 jpeg2000dec: merge struct field types from j2k 
Fixes AVOption type mismatch

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 03:10:07 +02:00
Michael Niedermayer
cdb86136f7 j2k/jpeg2000: merge some of the tilepart related code 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 02:22:11 +02:00
Michael Niedermayer
f67f2681da jpeg2000deci/j2kdec: fix sizeof types 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 02:22:10 +02:00
Michael Niedermayer
20a2d5ec11 jpeg2000dec: fix ff_mqc_initdec() and data setup order 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 02:22:10 +02:00
Michael Niedermayer
7a2b634220 jpeg2000dec: simplify init_tile() / merge from j2k 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-31 02:22:10 +02:00
Michael Niedermayer
3f714d1ffd jpeg2000/j2k: merge non functional changes 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-30 18:38:04 +02:00
Michael Niedermayer
9ccc9f30f7 jpeg2000: drop red-blue swap 
This should no longer be needed as the pix fmt was updated

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-30 18:37:56 +02:00
Michael Niedermayer
310f9dd698 j2k/jpeg2000: merge pix_fmt setting code 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-30 16:45:30 +02:00
Michael Niedermayer
8bedbb82ce j2k/jpeg2000: split data pointer in int & float. 
This fixes a TODO item and unifies both decoders structures
It also fixes undefined behavior due to aliasing violations

I choose 2 fields instead of a union because mistakely using the
wrong type with a union will lead to hard to debug "wrong output"
while with 2 fields mistakely using the wrong type will crash
with a null pointer derefernce which is much easier to debug

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-30 14:18:53 +02:00
Michael Niedermayer
83fd377c94 j2k/jpeg2000: merge float DWT and related code 
the float conditions are largely changed to check the DWT
instead of the bitexact flag, which previously was wrong
(DWT53 is always int)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-29 00:29:25 +02:00
Michael Niedermayer
c37d735c1c jpeg2000dec: mct_decode: remove unused return 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-28 23:49:11 +02:00
Michael Niedermayer
fe7136ef82 j2k/jpeg2000: split stepsize in float & int variables 
This is more clear and less prone to mistakes.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-28 22:16:14 +02:00
Michael Niedermayer
aa0d11ed0b jpeg2000dec: remove unneeded returns 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-28 22:16:14 +02:00
Michael Niedermayer
8cf57efdd7 j2k/jpeg2000: merge lowres code 
This also fixes lowres use with ffplay

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-28 00:30:06 +02:00
Michael Niedermayer
8c2e201c4f j2k/jpeg2000: drop xi/yi0/1 from Jpeg2000Prec 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-27 15:53:42 +02:00
Michael Niedermayer
14652c080d j2k/jpeg2000: restructure cblk coord 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-27 15:13:18 +02:00
Michael Niedermayer
bd89b2b22a j2k/jpeg2000: log2_prec size cleanup 
This also changes the cblk size storage method to what jpeg2000 uses

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-26 22:29:11 +02:00
Michael Niedermayer
cb39dfb870 j2k/jpeg2000: check cblk size 
This is based on j2k FCD which is ambigous thus the limit
might be tighter.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-26 20:15:50 +02:00
Michael Niedermayer
de90bd6c3f j2k/jpeg2000: merge cosmetics and whitespace 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-26 20:15:50 +02:00
Michael Niedermayer
914ab4cd1c j2kdec & jpeg2000dec: check lengthinc against array size 
Fixes out of array reads

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 04:18:38 +02:00
Michael Niedermayer
17e66c9ff4 j2k & jpeg2000dec: reset numX/Ytiles if tiles failed allocation 
Fixes null pointer dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 03:18:55 +02:00
Michael Niedermayer
53f0442464 avcodec/jpeg2000dec: Port tile size check from j2kdec 
Fixes potential integer overflow

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 03:16:52 +02:00
Michael Niedermayer
73ffab4195 jpeg2000dec: check TPsot 
Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 02:53:21 +02:00
Michael Niedermayer
fec8783883 jpeg2000dec: read and check curtileno 
Fixes out of array accesses
Code ported from j2kdec

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 02:29:49 +02:00
Michael Niedermayer
f399b33c2b jpeg2000dec & j2kdec: Fix return type of get_sot() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 02:14:04 +02:00
Michael Niedermayer
4a9a6a1f35 vcodec/jpeg2000dec: fix av_log() type 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 02:05:50 +02:00
Michael Niedermayer
0b42631641 avcodec/jpeg2000dec: merge bytestream2 reading from j2kdec 
This fixes at least one out of array access

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 01:24:47 +02:00
Michael Niedermayer
c649ecb3b2 avcodec/jpeg2000dec: get_qcx, fix stack and heap overwrites 
This is likely remotely exploitable
Fix ported from j2kdec
No uptodate FFmpeg release should be affected by this

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-22 00:07:45 +02:00
Michael Niedermayer
069ede2981 jpeg2000dec: Check ncomponents and tile dimensions 
Fixes various problems

Code ported from j2kdec

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-21 21:44:34 +02:00
Michael Niedermayer
75835abe91 Merge commit '7c57a582a03fb473091a88737ab92b9f2a5bb87a' 
* commit '7c57a582a03fb473091a88737ab92b9f2a5bb87a':
  jpeg2000dec: don't use deprecated PIX_FMT values

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-15 10:39:00 +02:00
Michael Niedermayer
85de84c3e0 Merge commit '7cbc4cb4424430586ce2d5c0dba81174c6d1db01' 
* commit '7cbc4cb4424430586ce2d5c0dba81174c6d1db01':
  fate: update the mmf reference
  mmf: Write metadata into an Optional Data chunk
  jpeg2000dec: Use correct printf length modifier for pointer differences

Conflicts:
	libavformat/mmf.c
	tests/ref/lavf/mmf

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-15 10:15:15 +02:00
Anton Khirnov
7c57a582a0 jpeg2000dec: don't use deprecated PIX_FMT values 2013-05-15 07:46:39 +02:00
Diego Biurrun
a349458e67 jpeg2000dec: Use correct printf length modifier for pointer differences 
Also eliminate an unnecessary cast. Fixes the following warning:
jpeg2000dec.c:1200:20: warning: format ‘%lX’ expects argument of type ‘long unsigned int’, but argument 5 has type ‘long long unsigned int’
 2013-05-14 16:46:56 +02:00
Michael Niedermayer
1bad40ef27 Merge commit '70f9661542a581dfe93b636b1c55b5558e4a4e3c' 
* commit '70f9661542a581dfe93b636b1c55b5558e4a4e3c':
  jpeg2000dec: initialize static data just once

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-08 11:46:41 +02:00
Michael Niedermayer
aecb3421f6 Merge commit '45a1694fde251ee56e23aec073d73172c00aa470' 
* commit '45a1694fde251ee56e23aec073d73172c00aa470':
  jpeg2000dec: cleanup properly after decoding errors

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-08 11:41:54 +02:00
Michael Niedermayer
974420a701 jpeg2000dec: fix memleaks in error cases in jpeg2000_decode_frame() 
Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-06 22:56:22 +02:00
Janne Grunau
70f9661542 jpeg2000dec: initialize static data just once 2013-05-06 22:45:47 +02:00
Janne Grunau
45a1694fde jpeg2000dec: cleanup properly after decoding errors 
Fixes memory leak in fate-redcode-demux.
 2013-05-06 22:27:33 +02:00
Michael Niedermayer
050b48f397 Merge commit '6c5eac9a603a91a707d030d96ba97e2ef6b3ce50' 
* commit '6c5eac9a603a91a707d030d96ba97e2ef6b3ce50':
  swscale: Remove unnecessary backslashes
  jpeg2000: Fix uninitialized data errors pointed out by valgrind/memcheck

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-06 21:23:29 +02:00
Nicolas Bertrand
a06f0cef5b jpeg2000: fix for uninitialized data errors in valgrind/memcheck 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-05-06 21:14:19 +02:00
Nicolas Bertrand
28816f9db8 jpeg2000: Fix uninitialized data errors pointed out by valgrind/memcheck 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-05-06 13:07:00 +02:00
Reimar Döffinger
d82729e5d9 Detect and skip mj2-style jp2c header. 
This this fixes one of the issues with
http://blogs.bu.edu/mhirsch/files/2012/08/Rotate180CCW-checkerboard.mj2_.zip
and at least allows to demux the file properly instead
of failing during probing.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
 2013-05-05 10:01:22 +02:00
Michael Niedermayer
03b81df9e6 Merge commit '2e2d24667a2c5cc7af94cfa7b63bb9ec1c04224b' 
* commit '2e2d24667a2c5cc7af94cfa7b63bb9ec1c04224b':
  jpeg2000: Add mutlti-threading support to decoder

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-04-24 09:55:59 +02:00
Nicolas Bertrand
2e2d24667a jpeg2000: Add mutlti-threading support to decoder 
Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-04-23 11:53:04 +02:00
Michael Niedermayer
5056cff125 Merge commit '10f1a4d9bd8239ac64f364e0d3b6423c28230d6d' 
* commit '10f1a4d9bd8239ac64f364e0d3b6423c28230d6d':
  jpeg2kdec: output is native endian AV_PIX_FMT_XYZ12

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-04-23 10:24:49 +02:00
Michael Niedermayer
e2e9bee2da Merge remote-tracking branch 'qatar/master' 
* qatar/master:
  avcodec: Bump minor for JPEG 2000 decoder
  JPEG 2000 decoder for DCinema

The mqc code is merged, the rest is added independent of
the existing jpeg2000 decoder and encoder.

Conflicts:
	Changelog
	doc/general.texi
	libavcodec/Makefile
	libavcodec/allcodecs.c
	libavcodec/mqc.c
	libavcodec/mqc.h
	libavcodec/mqcdec.c
	libavcodec/version.h
	tests/fate/video.mak

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-04-22 20:00:54 +02:00
Janne Grunau
10f1a4d9bd jpeg2kdec: output is native endian AV_PIX_FMT_XYZ12 2013-04-22 17:11:21 +02:00
Nicolas Bertrand
c81a706381 JPEG 2000 decoder for DCinema 
Based on the 2007 GSoC project from Kamil Nowosad <k.nowosad@students.mimuw.edu.pl>
Updated to current programming standards, style and many more small
fixes by Diego Biurrun <diego@biurrun.de>.

Signed-off-by: Diego Biurrun <diego@biurrun.de>
 2013-04-22 15:38:29 +02:00