Andreas Rheinhardt
1ea3650823
Replace all occurences of av_mallocz_array() by av_calloc()
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They do the same.
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
3 years ago
Michael Niedermayer
7874d40f10
swscale/slice: Fix wrong return on error
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
4 years ago
Michael Niedermayer
997f9cfc12
swscale/slice: Check slice for allocation failure
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Fixes: null pointer dereference
Fixes: alloc_slice.mp4
Found-by: Rafael Dutra <rafael.dutra@cispa.de>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
4 years ago
Jeremy Leconte
29cef1bcd6
libswscale: avoid UB nullptr-with-offset.
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
4 years ago
Mark Reid
b4967fc71c
libswscale: add output support for AV_PIX_FMT_GBRAPF32
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
5 years ago
Carl Eugen Hoyos
851f4255e0
lsws/slice: Move a misplaced const.
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Fixes a gcc warning:
libswscale/slice.c:178:56: warning: assignment discards 'const' qualifier from pointer target type [-Wdiscarded-qualifiers]
8 years ago
Pedro Arthur
e616e9a4b8
swscale: fix ring buffer size when scaling slices of a frame
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The ring buffer size should be able to store input lines
when there is not enough lines to output a single line.
9 years ago
Pedro Arthur
6de58b4903
swscale: cleanup unused code
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Removed previous swscale code under '#ifndef NEW_FILTER'
and removed unused fields of SwsContext
9 years ago
Derek Buitenhuis
15d9645fb4
swscale/slice: Actually use the buffers' strides
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Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
9 years ago
Michael Niedermayer
705a2f70ee
swscale/slice: Fix indention
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
8feeffc1d7
swscale/slice: Fix doc typo
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Pedro Arthur
5bd62a1b3c
swscale: fix ticket #4881
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When scaling only a slice of a frame the output was written always
in the first lines leaving the rest of the frame black.
9 years ago
Pedro Arthur
3059562aa1
swscale: re-enable gamma
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+added gamma conversion to refactored code
9 years ago
Pedro Arthur
f67aff3ad7
swscale: added proper error check for ff_init_filters
9 years ago
Pedro Arthur
62d176de12
swscale: refactor vertical scaler
9 years ago
Pedro Arthur
0f3687d6fb
swscale: add license headers and copyrights
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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Pedro Arthur
737aa902f0
swscale: process horizontal lines in batches
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Process more lines in a single pass to improve performance
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Pedro Arthur
e0a3173a94
swscale: refactor horizontal scaling
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+ split color conversion from scaling
- disabled gamma correction, until it's refactored too
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago