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271 Commits

Author SHA1 Message Date
Michael Niedermayer
bb9f4f94ac avcodec/jpeg2000dec: Replace TPsot check by assert 
The condition is impossible now.
the TPsot type is changed to unsigned int to prevent gcc from producing warnings

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-20 14:26:34 +02:00
Michael Niedermayer
5ba9ec824a avcodec/jpeg2000dec: Increase tile part limit to 256 
This is the maximum that the syntax of jpeg2000 is capable to store

Fixes Ticket4639

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-20 14:26:34 +02:00
Michael Niedermayer
08326e73a2 avcodec/jpeg2000dec: Continue decoding reslevels even when empty ones are encountered 
Fixes Ticket4635

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-18 02:23:37 +02:00
Michael Niedermayer
2687a51a3f avcodec/jpeg2000dec: Drop unneeded rlevel variable 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-17 15:48:12 +02:00
Michael Niedermayer
20657e05bc avcodec/jpeg2000dec: Improve end check 
Fixes spurious end mismatch warnings

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-16 18:34:20 +02:00
Michael Niedermayer
36241c4055 avcodec/jpeg2000dec: Fix term_cnt check 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-16 18:31:59 +02:00
Michael Niedermayer
fefe04259a avcodec/jpeg2000dec: increase tile part limit to 32 
Fixes Ticket4629

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 23:24:49 +02:00
Michael Niedermayer
2819aeb0f3 avcodec/jpeg2000dec: Omit mqc reinit after the last pass 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 20:49:04 +02:00
Michael Niedermayer
96bbbebaf9 avcodec/jpeg2000dec: Fix Vertically causal context formation 
Fixes Ticket4626

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 18:12:45 +02:00
Michael Niedermayer
4ec14ce121 avcodec/jpeg2000dec: Improve readability of SOP check 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 13:29:41 +02:00
Michael Niedermayer
9ba5fe7f3d avcodec/jpeg2000dec: Remove redundant check 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 03:11:58 +02:00
Michael Niedermayer
5b0f55aab9 avcodec/jpeg2000dec: Check reslevelno in RPCL 
Fixes out of array read
Fixes Ticket4627

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 03:00:53 +02:00
Michael Niedermayer
a58f1bcc4c avcodec/jpeg2000dec: Skip SOP 
Fixes Ticket4625

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 02:32:45 +02:00
Michael Niedermayer
4bfdd967a6 avcodec/jpeg2000dec: Use <0 instead of != 0 for error checking 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 02:19:48 +02:00
Michael Niedermayer
5ef578d03a avcodec/jpeg2000dec: Also include remaining length in "Block length" error message 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-15 01:43:14 +02:00
Michael Niedermayer
a206c13289 avcodec/jpeg2000: Change codeblock coords to same origin as bands 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 22:59:50 +02:00
Michael Niedermayer
6b08dc393b avcodec/jpeg2000dec: Print warning if the mqc pointer mismatches at the end 
If this occurs on valid and correctly decoded files it should be reduced to debug
level

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 21:40:09 +02:00
Michael Niedermayer
91c8025c44 avcodec/jpeg2000dec: Show the progression order at debug level for all variants 
It was previously shown just for some, this makes it consistent

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 21:40:08 +02:00
Michael Niedermayer
742a26c489 avcodec/jpeg2000dec: Print error messages for more error conditions 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 15:15:51 +02:00
Michael Niedermayer
ad072a134f avcodec/jpeg2000dec: Handle format that has planes matching YUVA420P structure but seems not to be that 
Outputs something for p0_05.j2k

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 13:01:12 +02:00
Michael Niedermayer
132bf0bbb7 avcodec/jpeg2000dec: Print all cdx/cdy values not just the 2nd and 3rd 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 11:49:49 +02:00
Michael Niedermayer
4a3bc0d9a5 avcodec/jpeg2000dec: Implement "Reset context probabilities on coding pass boundaries" 
No testcase with just this feature known

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 03:38:41 +02:00
Michael Niedermayer
612f8cae06 avcodec/jpeg2000dec: Support RPCL 
Fixes Ticket 2792

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-14 02:53:51 +02:00
Michael Niedermayer
c3517c377e avcodec/jpeg2000dec: Support PCRL 
Fixes Ticket4603

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-13 13:56:49 +02:00
Michael Niedermayer
eb1beb9e1c avcodec/jpeg2000dec: Try to fix remaining DCinema hardcoded TODOs in CPRL 
Again, no testcase

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-13 13:37:56 +02:00
Michael Niedermayer
0a3eb0422a avcodec/jpeg2000dec: try to correct tile location in CPRL code 
No testcase

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-13 13:09:13 +02:00
Michael Niedermayer
7c244349fc avcodec/jpeg2000dec: Factorize component out of CPRL loop 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-13 13:09:13 +02:00
Michael Niedermayer
86efe83177 avcodec/jpeg2000dec: Fix x/y step TODO for CPRL 
No testcase known

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-13 13:09:13 +02:00
Michael Niedermayer
971b377960 avcodec/jpeg2000dec: Reduce verbosity of get_plt() 
The existence of such element does not represent an error

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 16:48:57 +02:00
Michael Niedermayer
5b2f9790e6 avcodec/jpeg2000dec: Fallback to yuv if no matching xyz format exists 
Fixes Ticket4471

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 16:44:11 +02:00
Michael Niedermayer
eaa8685033 avcodec/jpeg2000dec: Do not abort if prc is outside limits 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 16:30:50 +02:00
Michael Niedermayer
3dea13e710 avcodec/jpeg2000dec: Assert that pixel format descriptor is not NULL 
We only look up pixel formats from a fixed list so none should ever
fail to be found

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 14:33:53 +02:00
Michael Niedermayer
e7adb02d3b avcodec/jpeg2000dec: Do not hardcode tile part usage 
Fixes part of Ticket 4605

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 04:51:37 +02:00
Michael Niedermayer
1b3fbe41c5 avcodec/jpeg2000dec: Do not print a warning for RLCP 
It seems to be working now

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 04:51:30 +02:00
Michael Niedermayer
4af9eb4f75 avcodec/jpeg2000dec: Remove unused variable and argument 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 03:33:31 +02:00
Michael Niedermayer
dc73c7adc0 avcodec/jpeg2000dec: Fix Selective arithmetic coding bypass and Multiple codeword segments 
These 2 are highly related so they are in the same commit
Fixes part of Ticket4605
Fixes p0_04.j2k

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 03:12:54 +02:00
Michael Niedermayer
eea92133a1 avcodec/mqcdec: Support raw bypass and non reseting init 
Some broken code that used the old mqc is removed

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 03:02:09 +02:00
Michael Niedermayer
b395fd3de7 avcodec/jpeg2000dec: add some sanity checking on newpasses 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 02:02:38 +02:00
Michael Niedermayer
5ccca4eb8e avcodec/jpeg2000dec: Add some additional checking on lengthinc 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 01:13:55 +02:00
Michael Niedermayer
2f1dd4a3d1 avcodec/jpeg2000dec: Print warning for "Selective arithmetic coding bypass" 
This is implemented but i suspect does not work correctly as no file using this
seems to decode correctly.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-11 22:59:07 +02:00
Michael Niedermayer
9c8939216b avcodec/jpeg2000dec: Implement progression order RLCP 
This works with one of 2 RLCP samples i have, the other appears to also
use selective arithemtic coding bypass which may or may not be the reason why it does
not work

Sample: p0_16.j2k

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-11 21:38:10 +02:00
Michael Niedermayer
b58a3c8975 avcodec/jpeg2000dec: Print the correct variable in the component error message 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-10 04:50:40 +02:00
Michael Niedermayer
81471d8246 avcodec/jpeg2000dec: increase tile_parts to 6 
Fixes Ticket4602

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-10 04:50:14 +02:00
Michael Niedermayer
213f2da46a avcodec/jpeg2000dec: Fix shift for RGB(A)48/64 
Found-by: carl
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-10 04:19:38 +02:00
Michael Niedermayer
0916938a8d avcodec/jpeg2000dec: Fix gain regression with gray16 
Found-by: carl
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-09 20:26:38 +02:00
Michael Niedermayer
45db921806 avcodec/jpeg2000dec: Add placeholder for PLT parsing 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-09 15:16:46 +02:00
Michael Niedermayer
b6ee1912f9 avcodec/jpeg2000dec: Handle Psot = 0 
Fixes Ticket2869

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-09 14:43:03 +02:00
Michael Niedermayer
7c9fcdfabd avcodec/jpeg2000dec: Fix some 5/3 bitexactness issues 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-09 02:17:53 +02:00
Michael Niedermayer
074159ed70 avcodec/jpeg2000dec: Fix subsampled decoding 
Fixes part of Ticket3619

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-09 01:02:05 +02:00
Michael Niedermayer
12ba1b2b4d avcodec/jpeg2000dec: Check that coords match before applying ICT 
This avoid potential out of array accesses

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-09 01:02:05 +02:00
Michael Niedermayer
028c59c17b avcodec/jpeg2000dec: Fix high bit depth branch sample shift 
Fix part of Ticket3619

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-09 01:01:01 +02:00
Michael Niedermayer
f8f155a18a avcodec/jpeg2000dec: fix boolean operator 
Fixes CID1271791 #7-6

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-05-13 15:15:55 +02:00
Carl Eugen Hoyos
f018b1f3a0 Support YA16 in jpeg 2000. 2015-02-01 16:18:39 +01:00
James Almer
82f8eb5f77 jpeg2000: split off inverse MCT as Jpeg2000DSP 
This makes the addition of arch optimized functions easier.

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Anton Khirnov <anton@khirnov.net>
 2014-10-08 08:02:55 +00:00
James Almer
c9f2ec8a34 jpeg2000: split off inverse MCT decoding as Jpeg2000DSP 
This makes the addition of arch optimized functions easier.

Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
 2014-10-02 03:21:45 -03:00
Vittorio Giovara
cbc808d726 jpeg2000: enable 4 component pixel formats 
Bug-Id: 721
CC: libav-stable@libav.org
Sample-Id: 31230.mov
 2014-08-06 12:23:21 +01:00
Michael Niedermayer
f9cd317223 Merge commit 'fe4d5fe9361162f9033ff1bd84bfc1b2091ba785' 
* commit 'fe4d5fe9361162f9033ff1bd84bfc1b2091ba785':
  jpeg2000: Mark static data init functions as av_cold

Conflicts:
	libavcodec/jpeg2000.c
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-06-17 20:42:10 +02:00
Diego Biurrun
fe4d5fe936 jpeg2000: Mark static data init functions as av_cold 2014-06-17 08:44:07 -07:00
Carl Eugen Hoyos
ced0d6c14d Use correct msvc type specifiers for ptrdiff_t and size_t. 
The Windows runtime aborts if it finds %t or %z.
Fixes ticket #3472.

Reviewed-by: Ronald Bultje
 2014-04-24 18:01:30 +02:00
Michael Niedermayer
8d024c5107 Merge commit 'cc8163e1a3601a56f722a4720516e860bf1c6198' 
* commit 'cc8163e1a3601a56f722a4720516e860bf1c6198':
  avcodec: more correct printf specifiers

Conflicts:
	libavcodec/4xm.c
	libavcodec/alsdec.c
	libavcodec/dfa.c
	libavcodec/h264_ps.c
	libavcodec/jpeg2000dec.c
	libavcodec/lagarith.c
	libavcodec/mpeg12dec.c
	libavcodec/rv10.c
	libavcodec/svq3.c
	libavcodec/wmaprodec.c
	libavcodec/xwddec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2014-03-22 18:43:40 +01:00
Diego Biurrun
cc8163e1a3 avcodec: more correct printf specifiers 2014-03-22 14:08:20 +01:00
Lukasz Marek
aeb2905fb7 lavc/jpeg2000dec: silent warning discards qualifiers 
Signed-off-by: Lukasz Marek <lukasz.m.luki@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-02-08 02:54:37 +01:00
Michael Niedermayer
8001e9f7d1 avcodec/jpeg2000dec: fix error detection in pix_fmt_match() 
Fixes out of array accesses with CODEC_FLAG_EMU_EDGE

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-20 18:46:38 +01:00
Michael Niedermayer
723e7b86ea avcodec/jpeg2000dec: calculate planar and pixelsize from pixel format descriptor 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2014-01-20 18:46:37 +01:00
Michael Niedermayer
55fa898969 avcodec/jpeg2000dec: zero Jpeg2000QuantStyle structure before use in get_qcd() 
Fixes: msan_uninit-mem_7f50b84aac30_6823_mjp2.mov
Fixes use of uninitialized memory
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-12-28 22:08:49 +01:00
Michael Niedermayer
3d5a5e86be avcodec/jpeg2000dec: Check precno before using it in JPEG2000_PGOD_CPRL 
Fixes out of array reads
Fixes: asan_heap-oob_f0de57_6823_mjp2.mov

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-11-24 04:02:24 +01:00
Michael Niedermayer
780669ef7c avcodec/jpeg2000dec: non zero image offsets are not supported 
Fixes out of array accesses
Fixes Ticket3080
Found-by: ami_stuff
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-26 02:19:13 +02:00
Michael Niedermayer
a1b9004b76 avcodec/jpeg2000dec: fix context consistency with too large lowres 
Fixes out of array accesses
Fixes Ticket2898

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-15 14:30:17 +02:00
Michael Niedermayer
fe448cd28d avcodec/jpeg2000dec: prevent out of array accesses in pixel addressing 
Fixes Ticket2921

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-13 21:48:36 +02:00
Michael Niedermayer
ac3b01a9c0 avcodec/jpeg2000dec: check transform equality in MCT 
Fixes null pointer dereference
Fixes Ticket2843

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-13 19:23:24 +02:00
Michael Niedermayer
e96c80154f Merge commit '1018a92219a38a812cf97761c6b3a5e66a400f4b' 
* commit '1018a92219a38a812cf97761c6b3a5e66a400f4b':
  jpeg2000: Check block length

See: 914ab4cd1c
See: 582f53349e
Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-10 10:32:04 +02:00
Luca Barbato
1018a92219 jpeg2000: Check block length 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
 2013-10-09 22:25:19 +02:00
Michael Niedermayer
fcd19d6c8d avcodec/jpeg2000dec: Zero code and quant style 
This prevents future frames from using half initialized/inconsistent
structures
Fixes assertion failure
Fixes Ticket2897

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-10-03 19:03:56 +02:00
Michael Niedermayer
2dd38a1d48 avcodec/jpeg2000dec: move "missing SIZ" check up 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-09-18 10:04:43 +02:00
Michael Niedermayer
8ae14bf5ce Merge commit '18a245a2aea31b92bc435f2962a71e060d83b5f7' 
* commit '18a245a2aea31b92bc435f2962a71e060d83b5f7':
  jpeg2000dec: Add more checks when parsing headers

The check cannot be true in FFmpeg, but does no harm.
I will move it in a subsequent commit so it can detect missing SIZ

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-09-18 10:03:35 +02:00
Martin Storsjö
18a245a2ae jpeg2000dec: Add more checks when parsing headers 
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
 2013-09-17 15:57:27 +03:00
Clément Bœsch
04427182bc avcodec: typo fix sepera* → separa* 2013-09-15 21:32:42 +02:00
Michael Niedermayer
e428632c1a avcodec/jpeg2000dec: print invalid cdx/y values 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-09-15 15:37:16 +02:00
Carl Eugen Hoyos
f99f7f4025 Set bits_per_raw_sample when reading j2k frames. 2013-09-12 09:23:32 +02:00
Michael Niedermayer
4ced30908f avcodec/jpeg2000dec: make SOC finding code more robust 
Fixes file from Ticket860

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-09-05 01:39:20 +02:00
Michael Niedermayer
9a271a9368 jpeg2000: check log2_cblk dimensions 
Fixes out of array access
Fixes Ticket2895

Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-08-24 03:42:54 +02:00
Michael Niedermayer
8bb11c3ca7 avcodec/jpeg2000dec: Check cdx/y values more carefully 
Some invalid values where not handled correctly in the later pixel
format matching code.
Fixes out of array accesses
Fixes Ticket2848

Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-08-23 01:02:03 +02:00
Michael Niedermayer
63c0e9077e avcodec/jpeg2000dec: fix near null pointer dereference 
Fixes Ticket2840

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-08-18 18:44:12 +02:00
Michael Niedermayer
5cd57e8758 avcodec/jpeg2000dec: check sample sepration for validity 
Fixes division by 0
Fixes Ticket2841

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-08-07 15:09:35 +02:00
Michael Niedermayer
bff371e34c jpeg2000dec: simplify jpeg2000_read_bitstream_packets() 
23 lines less
less error prone as theres no more need to update *_size on every read

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-08-02 03:55:07 +02:00
Michael Niedermayer
1434df3b93 jpeg2000dec: Support non subsampled 9-16bit planar pixel formats 
This applies changes similar to fc6de70c44
to the >8bit codepath

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-21 04:16:53 +02:00
Michael Niedermayer
db33010483 jpeg2000dec: silence unused variable warning 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-19 17:54:57 +02:00
Michael Niedermayer
fc6de70c44 jpeg2000dec: Support non subsampled 8bit planar pixel formats 
Fixes file2.jp2

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-18 21:50:32 +02:00
Michael Niedermayer
99de97cabf jpeg2000dec: parse CDEF 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Conflicts:

	libavcodec/jpeg2000dec.c

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-18 21:43:42 +02:00
Carl Eugen Hoyos
b39a6bbe7f Fix pix_fmt detection in the native jpeg2000 decoder. 
Based on b7a928b by Michael Bradshaw.
Fixes ticket #2683.

Reviewed-by: Nicolas Bertrand
 2013-07-18 13:51:24 +02:00
Nicolas Bertrand
f56fe04de3 jpeg2000: Initialize only once mqc arrays 
Improves decoding speed.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-13 07:54:12 +02:00
Michael Niedermayer
f57119b8e5 jpeg2000: fix overflow in dequantization 
Fixes decoding of file generated with:
ffmpeg -f lavfi -i smptehdbars=hd720 -pix_fmt rgb48 /tmp/o.jp2

Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-13 12:44:37 +02:00
Nicolas Bertrand
dd1382ac95 jpeg2000: Initialize only once mqc arrays 
Increases encoding and decoding speed

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-12 23:43:09 +02:00
Michael Niedermayer
5eb23e6b0a Merge commit '22e18ea39e371030cc78973d1b46aae45a7ea215' 
* commit '22e18ea39e371030cc78973d1b46aae45a7ea215':
  jpeg2000: Optimize output sample conversion
  jpeg2000: Reset s->numX/Ytiles on tile deallocation
  jpeg2000: Optimize dequantization
  jpeg2000: Do not assume a single tile
  jpeg2000: Speed up jpeg2000_decode_tile()
  jpeg2000: Use EBCOT's CAUSAL and BYPASS mode in decode_cblk()

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 16:36:05 +02:00
Michael Niedermayer
19ff6f55e8 Merge commit 'd57c737ac30cf079a342fa649fd4888c2d059dd9' 
* commit 'd57c737ac30cf079a342fa649fd4888c2d059dd9':
  jpeg2000: Simplify jpeg2000_decode_packets()
  jpeg2000: Do not crash on NULL node in tag_tree_decode
  jpeg2000: Refactor SOT marker parsing

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 16:26:01 +02:00
Michael Niedermayer
1abb875c98 Merge commit 'daeb4e3042f2ecae2d41aaa4cae0bed932539788' 
* commit 'daeb4e3042f2ecae2d41aaa4cae0bed932539788':
  jpeg2000: Proper cleanup on failure in decode_frame()

Conflicts:
	libavcodec/jpeg2000.c

See: 9d56ccf5

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 16:11:01 +02:00
Michael Niedermayer
ee7da5bacc Merge commit '589e5b52f634f6b2d307a167a19eef7e7328cb08' 
* commit '589e5b52f634f6b2d307a167a19eef7e7328cb08':
  jpeg2000: Use the correct sizeof in memset for T1 data
  jpeg2000: Simplify init_tile()
  jpeg2000: Update pixel format support

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 15:45:03 +02:00
Michael Niedermayer
11cf4b7247 Merge commit 'f9581f1414ec8e3e7d0868793cda4f2e4fa113ea' 
* commit 'f9581f1414ec8e3e7d0868793cda4f2e4fa113ea':
  jpeg2000: Improve reduced resolution decoding
  jpeg2000: Compute quantization for 'scalar derived' in the correct case.
  jpeg2000: Calculate code-block coord in ff_jpeg2000_init_component()

Conflicts:
	libavcodec/jpeg2000.c
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 15:20:37 +02:00
Michael Niedermayer
c7a092cb2d Merge commit '4cbd5ed11b0161a6a192174934b241e0cc0599a9' 
* commit '4cbd5ed11b0161a6a192174934b241e0cc0599a9':
  jpeg2000: Fix compute precedence error in lut_gain index
  jpeg2000: Initialize code blocks structures in precincts to 0
  jpeg2000: Check that we have enough components for MCT

Conflicts:
	libavcodec/jpeg2000.c
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 15:03:08 +02:00
Michael Niedermayer
9dfa5ea5dc Merge commit '86a2602e16171ddc10c3ec655c23b16ffa595059' 
* commit '86a2602e16171ddc10c3ec655c23b16ffa595059':
  jpeg2000: Drop unused and writeonly fields
  jpeg2000: Correctly calculate sgnd

Conflicts:
	libavcodec/jpeg2000.h
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 14:46:10 +02:00