Michael Niedermayer
3bd46914fb
avcodec/jpeg2000dwt: Allow testing with a maximum allowed difference
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-21 13:43:02 +02:00
Michael Niedermayer
5358953cdf
avcodec/jpeg2000dwt: Fill array using 2d instead of 1d accesses
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Avoids gcc warning
Found-by: jamrial
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-20 02:14:19 +02:00
Michael Niedermayer
116e7d5418
avcodec/jpeg2000dwt: Factor dwt test code out so it can be easily used with the other dwts too
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-20 02:10:39 +02:00
Michael Niedermayer
a75ca3ca6a
avcodec/jpeg2000dwt: Fix special cases in sd_1d53()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-20 01:40:17 +02:00
Michael Niedermayer
de99ce4306
avcodec/jpeg2000dwt: add test for the 5/3 wavelet
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-20 01:37:43 +02:00
Michael Niedermayer
75651cd63f
avcodec/jpeg2000dwt: Fix order of operations in integer decomposition wavelets
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-20 00:53:56 +02:00
Michael Niedermayer
7c3f7e6ed1
avcodec/jpeg2000dwt: Support 9/7 singularity cases on the encoder side
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-17 15:24:14 +02:00
Michael Niedermayer
9841024402
avcodec/jpeg2000dwt: More special cases to handle singularities in 9/7 decode
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Fixes Ticket4634
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-17 15:07:50 +02:00
Michael Niedermayer
1125c71fd7
avcodec/jpeg2000dwt: assert that mod == 0 for encoding
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We are missing the handling of some special cases for this.
These cases should be unused and there should be no reason
to ever use them unless some spec dictates their use
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-17 00:44:27 +02:00
Michael Niedermayer
34121ca187
avcodec/jpeg2000dwt: Fix 9/7 IDWT for small sizes
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Fixes Ticket4631
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-16 20:33:54 +02:00
Michael Niedermayer
8294ec67b5
avcodec/jpeg2000dwt: add special cases for handling length 1 in 5/3 decode
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Fixes Ticket4630
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-06-16 20:16:53 +02:00
Michael Niedermayer
1aa388d439
avcodec/jpeg2000dwt: use av_malloc_array()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-04-23 15:52:45 +02:00
Michael Niedermayer
8a266aaaac
avcodec/jpeg2000dwt: merge rescaling with interleave in 9/7 int IDWT
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Tha fate tests change because the edge mirroring was wrong before this commit
Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-06-03 13:24:20 +02:00
Michael Niedermayer
96b71a6ec5
avcodec/jpeg2000dwt: merge rescaling with interleave in 9/7 float IDWT
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10% faster
Reviewed-by: Nicolas BERTRAND <nicoinattendu@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-06-03 13:18:40 +02:00
Michael Niedermayer
197e219c92
jpeg2000dwt: add float based 9/7 dwt
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Untested as theres no code yet using it in the encoder.
Code based on mixed float/int dwt
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-28 09:42:19 +02:00
Michael Niedermayer
cf05fe8a7e
jpeg2000dwt: remove floats from mixed float/int 9/7 dwt
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This should fix some fate failures
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-28 09:35:49 +02:00
Michael Niedermayer
d4a4661342
j2k/jpeg2000: merge j2k & jpeg2000 dwts, drop j2k dwt
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-27 21:54:07 +02:00
Michael Niedermayer
e2e9bee2da
Merge remote-tracking branch 'qatar/master'
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* 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
Nicolas Bertrand
c81a706381
JPEG 2000 decoder for DCinema
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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
