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release/1.0
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N
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${ noResults }
7 Commits (b80003fe286ed37c81624dd6ab624fc3dd20c9d2)
| Author | SHA1 | Message | Date |
|---|---|---|---|
James Almer
|
33aa8a6221 |
avformat/framecrc: enable new output
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc> Signed-off-by: James Almer <jamrial@gmail.com> |
9 years ago |
Michael Niedermayer
|
96e73fa649 |
avcodec/jpeg2000dec: Merge i_stepsize/2 decoder special case into dequant
Signed-off-by: Michael Niedermayer <michaelni@gmx.at> |
10 years ago |
|
Michael Niedermayer
|
b1fdf81c6e |
avcodec/jpeg2000dwt: use 32x32->64 multiplies in the 9/7i DWT
This significantly improves the quality when the integer 9/7 transform is used Signed-off-by: Michael Niedermayer <michaelni@gmx.at> |
10 years ago |
|
Michael Niedermayer
|
6c7b1597c7 |
avcodec/jpeg2000: Move H band scaling from wavelet into quantization code
This reduces the number of operations done and is equivalent except for rounding Signed-off-by: Michael Niedermayer <michaelni@gmx.at> |
10 years ago |
|
Michael Niedermayer
|
1c495b0bf6 |
avcodec/jpeg2000: Move gainb handling into the quantization code
thats how the specification defines it, this also improves numerical accuracy of the integer wavelet implementation. It otherwise should be equivalent, in case of overflows this can be reverted. Signed-off-by: Michael Niedermayer <michaelni@gmx.at> |
10 years ago |
|
Michael Niedermayer
|
3bcf61f495 |
avcodec/jpeg2000dwt: Fix value of F_LFTG_X and I_LFTG_X
Even if the jpeg2000 spec uses a wrong value this does not make mathematics work this way, also this has been corrected in the 2004 version AFAIK Signed-off-by: Michael Niedermayer <michaelni@gmx.at> |
10 years ago |
|
Michael Niedermayer
|
cb23b06e5e |
sws: fix typo in xyz2rgb matrix use.
Found-by: ubitux Signed-off-by: Michael Niedermayer <michaelni@gmx.at> |
12 years ago |
|
Michael Niedermayer
|
54429142c5 |
fate: re-enable jpeg2000 test with rgb48le
Signed-off-by: Michael Niedermayer <michaelni@gmx.at> |
12 years ago |
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> |
12 years ago |