Michael Niedermayer
fba894615d
swscale: support internal scaler cascades
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Fixes Ticket3170
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Clément Bœsch
d469aa8cfa
sws: use av_clip() instead of av_clip_c()
10 years ago
Michael Niedermayer
e9f7c7aef9
sws: Move fast bilinear C code into seperate file
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
7f5296005c
swscale/swscale: replace potentially slow % by &
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
14fa7fc6a8
swscale/swscale: fix srcStride/srcSlice typo
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Fixes part of Ticket3466
Found by: Andrey_Karpov / PVS-Studio
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
a2f088c0f9
swscale: factor ff_sws_init_range_convert() out
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
3751e5a821
swscale/swscale: clear to/from convert pointers when they used.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
c9c0451224
swscale/swscale: fix integer overflow
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Should fix fate failure with clang ftrapv
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
ab9d7e0b12
swscale: fix rgb48Toxyz12() endianness
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Diego Biurrun
1909f6b1b6
swscale: cosmetics: Drop silly camelCase from swScale function pointer name
11 years ago
Diego Biurrun
c2503d9c8a
swscale: ppc: Hide arch-specific initialization details
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Also give consistent names to init functions.
11 years ago
Diego Biurrun
a519583991
swscale: x86: Hide arch-specific initialization details
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Also give consistent names to init functions.
11 years ago
Michael Niedermayer
c62801270f
swscale: change ff_dither_8x8_128 dimensions to be consistent with the others
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
1e0e193240
sws: add dither enum
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This allows specifying more dither algorithms without using up flags and
without ambiguities.
Also initialize the new field based on the flags and use it.
Note, improving the logic of the checks is left to subsequent
commits, this here only switches from flags to enum.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Diego Biurrun
aa2ba8c99e
swscale: Move extern declarations for tables to swscale_internal.h
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Also add missing ff_ prefixes where necessary.
12 years ago
Diego Biurrun
d258531502
swscale: Mark a bunch of tables only used within one file static
12 years ago
clook
b9b1a2c3e4
libswscale: Adding RGB => XYZ support
12 years ago
Michael Niedermayer
6d323ff57a
swscale: remove unneeded include assert.h
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
c7c71f95f8
replace remaining PIX_FMT_* flags with AV_PIX_FMT_FLAG_*
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
b2cf655d6e
sws: add casts to silence pointer type mismatch warnings
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Clément Bœsch
570d63eef3
lavu: add FF_CEIL_RSHIFT and use it in various places.
12 years ago
Paul B Mahol
5c057433cc
libswscale: GBRAP input & output and GBRAP16 input support
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Michael Niedermayer
cb23b06e5e
sws: fix typo in xyz2rgb matrix use.
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Found-by: ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
24ec7a5e04
sws: Check for malloc failure of rgb0_tmp
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
0c47c9028b
sws: support xyz input
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The implementation is heavily based on Matthias Buerchers and Nicolas Bertrands vf_xyz2rgb.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
9aafb95ae2
sws: init input_rgb2yuv_table depending on yuv colorspace
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For the default table we keep using the exact previous
coefficients, this way individual functions can be updated seperately
without breaking fate
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
3662e49dde
sws: move RGB2YUV_SHIFT to swscale_internal.h
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
d4956b0bfb
sws/input: replace hardcoded rgb2yuv coefficients by table
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
353bd158f5
sws: Fix "warning: comparison of distinct pointer types lacks a cast"
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
4eb93bed4e
swscale: GBRP output support
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
12 years ago
Michael Niedermayer
61884d1985
sws: GBRP output support
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Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
89afa635bf
sws: check that dither array is not null before memset
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Fixes null pointer dereference
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
8045c0167d
sws: Only reset dither state for bitexact mode
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the output looks better with a random initial state than
all 0
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
646ade7679
sws: Support error diffusion dither for mono output
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
c77eb4ee90
sws: fix warning: cast from pointer to integer of different size
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
aa9507cc3d
swscale: fix warning: assignment from incompatible pointer type
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Diego Biurrun
511cf612ac
miscellaneous typo fixes
12 years ago
Michael Niedermayer
320ae9fb78
sws_scale: check input against NULL
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
4d2f1d8c93
swscale.c:remove fill_plane9or10() use fillPlane16()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Luca Barbato
26b5ad2543
swscale: support gray to 9bit and 10bit formats
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With the input of Kostya and Ronald.
12 years ago
Michael Niedermayer
7a32ab5ed0
sws: get rid of C99 signed overflows try #2
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
3ee8eefbf2
sws: avoid signed C99 overflows
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Paul B Mahol
a291345b1e
sws: do not use av_pix_fmt_descriptors directly
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Anton Khirnov
0a7068fa5d
sws: do not use av_pix_fmt_descriptors directly.
12 years ago
Anton Khirnov
716d413c13
Replace PIX_FMT_* -> AV_PIX_FMT_*, PixelFormat -> AVPixelFormat
12 years ago
Michael Niedermayer
115e291b53
swscale: move main swscale wraper to swscale.c
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It never belonged to swscale_unscaled.c
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
db436b17e9
swscale: change assert() to av_assert()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
0ed0f2e566
sws: revert: "swscale: Remove two bogus asserts"
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Also change them to av_assert
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Diego Biurrun
b9141aa346
swscale: Remove two bogus asserts
12 years ago
Diego Biurrun
1169f0d0af
x86: more specific checks for availability of required assembly capabilities
12 years ago