891df2a1ae
libswscale/x86/hscale_fast_bilinear_simd.c: There's no need to save BX if it's in the clobber list.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
48e9f68384
libswscale/x86/hscale_fast_bilinear_simd.c: Include BX in the clobber list on x86_64, because it isn't implicitly included when PIC is on.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
54e64eaf68
swscale/x86/swscale: Fix warning about loosing significant bits in cast
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
3b12335395
swscale/x86/hscale_fast_bilinear_simd: Remove ancient out-commented debug code
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
21b30947f2
swscale/x86/hscale_fast_bilinear_simd: Fix variable names in comments
Found-by: Nick Lewycky <nlewycky@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
711d8812ad
swscale: add yuv440p10/12 pixfmts.
10 years ago
603c839398
swscale/ppc/swscale_altivec.c: POWER LE support in yuv2planeX_8() delete macro GET_VF() it was wrong
GCC tool had a bug of PPC intrinsic interpret, which has been fixed in GCC 4.9.1. This bug lead to
errors in two of our previous patches. We found this when we update our GCC tools to 4.9.1 and by
reading the related info on GCC website. We fix our previous error in two separate commits
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
b57f9f5724
swscale/swscale: Get rid of the SWS_GAMMA_CORRECT flag
This avoids using up a bit of the public flags
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
2a7128f4ed
Add gamma encodign/decoding before/after scaling in libswscale
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
bdcd36a4c8
swscale/output: Fix undefined shifts
Fixes: da14e86d8462be6493eab16bc2d40f88/asan_heap-oob_204cfd2_528_cov_340150052_COMPRESS.BMP
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
7ebb302229
swscale: Check memory allocation
Bug-Id: CID 1267890
CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
11 years ago
9a60b1fad0
libswscale: fix compiler warnings enumerated type mixed with another type
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
11 years ago
5d38c628b0
ppc: libswscale: use LOCAL_ALIGNED instead of DECLARE_ALIGNED
The later may yield incorrect code for on-stack variables.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
fa74058dd3
swscale/utils: Fix undefined shift in initFilter()
Found-by: Clang -fsanitize=shift
Reported-by: Thierry Foucu <tfoucu@google.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
ae20682f6b
swscale: Add prefix to updateMMXDitherTables()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
007498fc1a
swscale/utils: clear formatConvBuffer on allocation
Fixes use of uninitialized memory
Fixes: asan_heap-oob_35ca682_1474_cov_3230122439_aletrek_tga_16bit.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
fb8e5044b4
swscale/utils: add asserts to check filterpos
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
1895d414aa
swscale/utils: More carefully merge and clear coefficients outside the input
Fixes out of array read
Fixes: asan_heap-oob_35ca682_1474_cov_3230122439_aletrek_tga_16bit.mov
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
03bffb68f6
swscale: Use av_clip_uintp2()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
b20426398c
swscale/yuv2rgb: Use av_clip_uint8()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
d501b986a9
swscale/bayer_template: Add () to protect the argument of BAYER_READ()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
e51f22122d
swscale: Check memory allocations
CC: libav-stable@libav.org
Bug-Id: CID 1267888 / CID 1267890
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
11 years ago
692b22626e
swscale/utils: Limit filter shifting so as not to read from prior the array
Fixes out of array read
Fixes: asan_heap-oob_1fb2f9b_3780_cov_3984375136_usf.mkv
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
f30798584f
swscale/input: fix rgba64 alpha non native
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
95d04690aa
swscale/input: Fix alpha of YA16 input
Fixes Ticket4278
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
2df7277711
swscale: fix gbrap to gbrap alpha scaling
11 years ago
89df3fd49e
swscale: fix warning about incompatible function pointer type
11 years ago
928061670e
libswscale: GBRAP input & output and GBRAP16 input support
Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
11 years ago
1dd797e3c9
swscale: check memory allocations
CC: libav-stable@libav.org
Bug-Id: CID 1257779
11 years ago
18982f084c
swscale: Pass through chroma positions in sws_getCachedContext
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
3a2bed1f9e
swscale/yuv2rgb: Fix width % 4 != 0 with bgr4_byte/rgb4_byte
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
3848512d48
swscale/yuv2rgb: Fix width % 4 != 0 with bgr4/rgb4
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
3d00ba2688
swscale/yuv2rgb: fix width % 8 != 0 and rgb/bgr8 output
Fixes Ticket2570
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
2a983ff7fe
swscale: increase yuv2rgb table headroom
Fixes out of array access
Fixes: case2_bad_read_yuv2rgbx32.mp4
Found-by: Michal Zalewski <lcamtuf@coredump.cx>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
33c827f632
swscale: Properly scale YUV
Only shift limited range luma, and always only shift chroma
for upconversion.
Based off a patch by Michael Niedermayer.
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
11 years ago
8524558858
swscale/x86/rgb2rgb_template: fix crash with tiny size and nv12 output
Fixes Ticket4151
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
4388e78a0f
swscale/x86/rgb2rgb_template: handle the first 2 lines with C in rgb24toyv12_*()
This avoids out of array accesses
Should fix Ticket3451
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
2f6bb86f85
swscale/utils: support bayer input + scaling, and bayer input + any supported output
Fixes Ticket4053
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
e74e14608f
libswscale/ppc/swscale_altivec.c : fix hScale_altivec_real() yuv2planeX_16_altivec() yuv2planeX_8() for little endian
add marcos GET_LS() GET_VF() LOAD_FILTER() LOAD_L1() GET_VF4() FIRST_LOAD() UPDATE_PTR() LOAD_SRCV() LOAD_SRCV8() GET_VFD() for POWER LE
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
b546023b93
swscale: fix yuv2yuvX_8 assembly on x86
use_mmx_vfilter check/fix by commiter
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
fc1eda543c
swscale: fix sign extensions in yuv planar conversion
Casting the left-most byte to unsigned avoids an undefined
result of the shift by 24 if bit 7 is set.
yuvPlanartouyvy_c and yuvPlanartoyuy2_c are affected.
CC: libav-stable@libav.org
Bug-Id: CID 732281 / CID 732282
11 years ago
fba894615d
swscale: support internal scaler cascades
Fixes Ticket3170
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
fb7d8d50bc
swscale: remove obsolete FF_API_SWS_FORMAT_NAME cruft
Signed-off-by: James Almer <jamrial@gmail.com>
11 years ago
61af6bebb4
swscale: Allow chroma samples to be above and to the left of luma samples
Found-by: Kierank
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
55d11d277b
swscale/x86: do not expect registers to be preserved across inline ASM blocks
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
d469aa8cfa
sws: use av_clip() instead of av_clip_c()
11 years ago
9ffac3d00d
lsws: duplicate ff_log2_tab
libswscale uses the table but wasn't duplicating it like the rest of the libs.
This should fix compilation failures on msvc/icl after lavu stopped exporting
internal functions and tables.
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
1985c2e75c
Bump major versions of all libraries.
11 years ago
f4c444e17d
Postpone API-incompatible changes until the next bump.
11 years ago
bb789016d4
swscale: Undeprecate sws_getContext()
sws_getCachedContext is not a full replacement for the function.
11 years ago
Nick Lewycky
Michael Niedermayer
Ronald S. Bultje
Rong Yan
Pedro Arthur
Federico Tomassetti
Himangi Saraogi
Christophe Gisquet
Federico Tomassetti
Vittorio Giovara
Paul B Mahol
Kieran Kunhya
Derek Buitenhuis
Kieran Kunhya
James Almer
Vitor Sessak
Clément Bœsch
Anton Khirnov
Diego Biurrun