generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity
54,815 Commits 24 Branches 241 Tags 173 MiB
5f39992ed9
Commit Graph

132 Commits

Author SHA1 Message Date
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
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
Michael Niedermayer
a4a16821d7 Merge commit 'fd54dd028bc9f7bfb80ebf823a533dc84b73f936' 
* commit 'fd54dd028bc9f7bfb80ebf823a533dc84b73f936':
  jpeg2000: check len before parsing header
  jpeg2000: Check component number in get_coc() and get_qcc()

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 14:38:37 +02:00
Michael Niedermayer
2cad1ea29e Merge commit '17e5d614a8647d51b9795cb8bccf97ee33ca2d58' 
* commit '17e5d614a8647d51b9795cb8bccf97ee33ca2d58':
  jpeg2000: Check zero bit-plane validity

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 14:30:17 +02:00
Michael Niedermayer
db5c93a1a9 Merge commit '7e201d575dc4385eb67314b0419d4d77185e65f4' 
* commit '7e201d575dc4385eb67314b0419d4d77185e65f4':
  jpeg2000: Validate block lengthinc

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 14:28:51 +02:00
Michael Niedermayer
f0358dc1d3 Merge commit '278a923c51187d37445d88a6b21082036ec9568d' 
* commit '278a923c51187d37445d88a6b21082036ec9568d':
  jpeg2000: Validate SIZ parsing

Conflicts:
	libavcodec/jpeg2000dec.c

This commit is not exactly merged due to bugs in it

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 14:19:35 +02:00
Michael Niedermayer
2e85737b0e Merge commit 'd3cb302b88503c3111e25add196622110c056188' 
* commit 'd3cb302b88503c3111e25add196622110c056188':
  jpeg2000: Validate SOT parsing

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 13:28:35 +02:00
Michael Niedermayer
57bc64e235 Merge commit '1a3598aae768465a8efc8475b6df5a8261bc62fc' 
* commit '1a3598aae768465a8efc8475b6df5a8261bc62fc':
  jpeg2000: Use bytestream2

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 12:54:01 +02:00
Michael Niedermayer
26f6acc66b Merge commit '5efadcb8cdef6fc5ca5f1f72e45ef3b23016b1c4' 
* commit '5efadcb8cdef6fc5ca5f1f72e45ef3b23016b1c4':
  jpeg2000: Clean up return paths and error messages

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 12:16:24 +02:00
Michael Niedermayer
b0448e5123 Merge commit 'be3271009ef893fbed9640e8edbd771685fd957b' 
* commit 'be3271009ef893fbed9640e8edbd771685fd957b':
  jpeg2000: Define the maximum decomposition levels

Conflicts:
	libavcodec/jpeg2000.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 12:02:11 +02:00
Michael Niedermayer
3f0364327c Merge commit 'fbcc03db8f3919e2ea46d6ad11a00906b1c0ef0e' 
* commit 'fbcc03db8f3919e2ea46d6ad11a00906b1c0ef0e':
  jpeg2000: Check code-block size

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 11:55:45 +02:00
Michael Niedermayer
37a970bbb6 Merge commit '5650e331a733711b809bc27f968500f0f5530126' 
* commit '5650e331a733711b809bc27f968500f0f5530126':
  jpeg2000: Validate resolution levels

Conflicts:
	libavcodec/jpeg2000dec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2013-07-03 11:20:39 +02:00
Michael Niedermayer
22e18ea39e jpeg2000: Optimize output sample conversion 
67935 -> 29984 kcycles

Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:48 +02:00
Michael Niedermayer
f0552e63a6 jpeg2000: Reset s->numX/Ytiles on tile deallocation 
Keep the structure fields more consistent after cleanup.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:48 +02:00
Michael Niedermayer
d57c737ac3 jpeg2000: Simplify jpeg2000_decode_packets() 
Raise PATCHWELCOME error in case of non-implemented progression order.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Luca Barbato
daeb4e3042 jpeg2000: Proper cleanup on failure in decode_frame() 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
e11099db20 jpeg2000: Optimize dequantization 
Float:   4700 -> 2700 cycles
Integer: 4400 -> 2800 cycles

(sandybridge  i7)

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
09d5929f37 jpeg2000: Do not crash on NULL node in tag_tree_decode 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
c1dcbc590d jpeg2000: Do not assume a single tile 
In preparation of supporting multiple tiles.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
aa16bbaf9b jpeg2000: Refactor SOT marker parsing 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
53d5d89c1b jpeg2000: Speed up jpeg2000_decode_tile() 
Skip processing bands with dimension set to 0.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
64f6570c6e jpeg2000: Use EBCOT's CAUSAL and BYPASS mode in decode_cblk() 
Speed it up a bit.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:47 +02:00
Michael Niedermayer
589e5b52f6 jpeg2000: Use the correct sizeof in memset for T1 data 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
f9581f1414 jpeg2000: Improve reduced resolution decoding 
Correctly scale down the component coordinates and
clean up some redundant code.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
5b73916d34 jpeg2000: Simplify init_tile() 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
33e665a6ab jpeg2000: Update pixel format support 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
5bf208f659 jpeg2000: Use separate fields for int and float codepaths 
Split stepsize and data into int and float variants.
Eliminates a number of casts and simplifies spotting errors.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
a458b91cf4 jpeg2000: Split int/float codepaths depending on the DWT 
DWT53 is always int, DWT97 is always float.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:46 +02:00
Michael Niedermayer
4e11b15534 jpeg2000: Calculate code-block coord in ff_jpeg2000_init_component() 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
cf04af2086 jpeg2000: Check that we have enough components for MCT 
Avoid overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
b564784a20 jpeg2000: Check that there is a SOT before SOD 
Avoid overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
2c3901b2c3 jpeg2000: Remove unneeded returns 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
ef35d6dbc6 jpeg2000: Propagate error code from get_cox() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:45 +02:00
Michael Niedermayer
86a2602e16 jpeg2000: Drop unused and writeonly fields 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
fd54dd028b jpeg2000: check len before parsing header 
Avoid overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
17e5d614a8 jpeg2000: Check zero bit-plane validity 
Prevent integer overflows.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Luca Barbato
7e201d575d jpeg2000: Validate block lengthinc 
Currently we are using an array with a static data size.

Similar to a patch with the same purpose by Michael Niedermayer.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
278a923c51 jpeg2000: Validate SIZ parsing 
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
d3cb302b88 jpeg2000: Validate SOT parsing 
Avoid some overreads.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00
Michael Niedermayer
ac921338a4 jpeg2000: Correctly calculate sgnd 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:44 +02:00