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59 Commits

Author SHA1 Message Date
Anton Khirnov
2c6811397b lavc: add profiles to AVCodecDescriptor 
The profiles are a property of the codec, so it makes sense to export
them through AVCodecDescriptors, not just the codec implementations.
 2015-12-12 21:22:49 +01:00
Luca Barbato
1b709f23fb jpeg2000: Refactor decode_packets 
Move the packet-specific parsers in separate functions.
 2015-09-14 14:31:25 +02:00
Luca Barbato
29b00f880f jpeg2000: Templatize the frame writer 2015-09-14 14:28:03 +02:00
Luca Barbato
41bcc3d152 jpeg2000: Split codeblock decoding from the main tile decoding 
That loop is completely stand-alone.
 2015-09-14 14:26:54 +02:00
Luca Barbato
5788623d29 jpeg2000: Split codeblock decoding from the main tile decoding 
That loop is completely stand-alone.
 2015-09-11 18:19:39 +02:00
Luca Barbato
db53a2306f jpeg2000: Do not warn about known and skippable markers 
Matches the openjpeg behaviour.
 2015-09-11 18:19:01 +02:00
Vittorio Giovara
def97856de lavc: AV-prefix all codec capabilities 
Express bitfields more simply.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
 2015-07-27 15:24:58 +01:00
Vittorio Giovara
7c6eb0a1b7 lavc: AV-prefix all codec flags 
Convert doxygen to multiline and express bitfields more simply.

Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
 2015-07-27 15:24:58 +01:00
Janne Grunau
007e27d363 avcodec: add missing CODEC_CAP_DR1 to codecs using get_buffer() 2015-07-01 12:10:25 +02:00
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
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
Diego Biurrun
fe4d5fe936 jpeg2000: Mark static data init functions as av_cold 2014-06-17 08:44:07 -07:00
Diego Biurrun
cc8163e1a3 avcodec: more correct printf specifiers 2014-03-22 14:08:20 +01:00
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
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
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
95a57d26d8 jpeg2000: 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>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:48 +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
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
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
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
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
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
aa16bbaf9b jpeg2000: Refactor SOT marker parsing 
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
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
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
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
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
ac921338a4 jpeg2000: Correctly calculate sgnd 
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
eae63e3c15 jpeg2000: Check component number in get_coc() and get_qcc() 
Avoid overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Nicolas Bertrand <nicoinattendu@gmail.com>
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
1a3598aae7 jpeg2000: Use bytestream2 
Prevent a number of overreads.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
Luca Barbato
5efadcb8cd jpeg2000: Clean up return paths and error messages 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
Luca Barbato
be3271009e jpeg2000: Define the maximum decomposition levels 
And define the resolution levels according.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2013-07-02 20:05:43 +02:00
Michael Niedermayer
fbcc03db8f jpeg2000: Check code-block size 
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 20:05:43 +02:00