virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-11-26 19:01:44 +02:00
Code Issues Releases Activity
74,455 Commits 37 Branches 400 Tags 460 MiB
7f769ae41e
Commit Graph

1940 Commits

Author SHA1 Message Date
Michael Niedermayer
0f9d46b70d swscale/alphablend: Support chroma subsampling 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-09 18:04:46 +02:00
Michael Niedermayer
c5ebeaa308 swscale/alphablend: Support SWS_ALPHA_BLEND_CHECKERBOARD 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-09 17:11:53 +02:00
Michael Niedermayer
87100e828a swscale/alphablend: Factor target computation out of the loops 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-09 16:09:30 +02:00
Michael Niedermayer
f28ba31b1b swscale/alphablend: Fix big endian formats on LE 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-09 15:59:12 +02:00
Michael Niedermayer
b7faa9d314 swscale/alphablend: support packed pixel formats 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-09 15:58:43 +02:00
Michael Niedermayer
c64f01227f swscale/swscale: Document param[0..1] 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-09 14:33:19 +02:00
Michael Niedermayer
d0e0757e9a swscale: Implement alphablendaway for planar 4:4:4 formats 
Fixes Ticket4746

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-08 13:24:52 +02:00
Michael Niedermayer
c382d9e8cb swscale: Add sws_alloc_set_opts() 
This simplifies allocating and initializing swscale contexts with custom options.
The function is internal currently but could be moved into the public header

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-08-08 13:08:16 +02:00
Michael Niedermayer
1909a9151c swscale/output: Fix "warning: assignment from incompatible pointer type" 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-07-25 03:15:56 +02:00
Paul B Mahol
3cb8eee6f7 swscale: ayuv64le output support 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2015-07-24 03:45:48 +00:00
Paul B Mahol
052f64ecb2 swscale: ayuv64le input support 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2015-07-24 03:44:58 +00:00
Rong Yan
2af180bf1b swscale/ppc/yuv2rgb_altivec: POWER LE support in the macros vec_unh() and vec_unl() 
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-07-16 14:27:58 +02:00
Michael Niedermayer
a5d44d5c22 swscale/utils: Clear pix buffers 
Fixes use of uninitialized memory
Fixes: a96874b9466b6edc660a519c7ad47977_signal_sigsegv_7ffff713351a_744_nc_sample.avi with memlimit 2147483648

Found-by: Samuel Groß, Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
 2015-07-15 20:06:34 +02:00
Kevin Coyle
1262711388 YUV->BGR32 MMX support 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-07-04 00:03:45 +02:00
Michael Niedermayer
8255b14c68 swscale/output: fix input indexing in yuv2ya8_2_c() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-07-04 00:03:45 +02:00
Michael Niedermayer
ab80d3fb3a swscale/output: fix null pointer dereference in yuv2ya8_2_c() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-07-03 23:03:25 +02:00
Paul B Mahol
2778fdbe54 swscale: implement YA8 output 
Signed-off-by: Paul B Mahol <onemda@gmail.com>
 2015-07-02 17:36:05 +00:00
Michael Niedermayer
f6ab967eae swscale/swscale_unscaled: Fix rounding difference with RGBA output between little and big endian 
Fixes fate/dds-rgb16 on big endian

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-29 13:54:35 +02:00
James Almer
e22edbfd41 swscale/x86/rgb2rgb_template: fix signedness of v in shuffle_bytes_2103_{mmx,mmxext} 
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
 2015-06-23 13:28:09 -03:00
James Almer
0c15f2f158 swscale/x86/rgb2rgb_template: don't call emms on sse2/avx functions 
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
 2015-06-23 13:28:03 -03:00
James Almer
910eeab480 swscale/x86/rgb2rgb_template: add missing xmm clobbers 
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
 2015-06-23 13:27:56 -03:00
Michael Niedermayer
7604358018 swscale/rgb2rgb_template: Fix signedness of v in shuffle_bytes_2103_c() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-23 05:09:11 +02:00
Michael Niedermayer
abb833c568 swscale/rgb2rgb_template: Implement shuffle_bytes_0321_c and fix shuffle_bytes_2103_c on BE 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-23 05:09:06 +02:00
Michael Niedermayer
4df3cf90bf swscale/rgb2rgb_template: Disable shuffle_bytes_2103_c on big endian 
The function is specific to little endian

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-22 22:23:22 +02:00
Michael Niedermayer
e29d996149 swscale/output: Add rgba64/rgb48/bgra64/bgr48 output functions with full chroma interpolation 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-17 00:45:46 +02:00
Michael Niedermayer
f140a99f8b swscale/output: Factorize rgb48 and 64bit code 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-17 00:45:46 +02:00
Michael Niedermayer
80b5a1e2ee Mark vectors as NAN instead of dereferencing NULL pointers on malloc failure 
Found-by: Daemon404
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 15:06:32 +02:00
Michael Niedermayer
ae0148ff60 swscale: Assert that pixel format descriptor is not NULL 
This may help static analyzers, the pixel format is checked
during initialization

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-06-12 14:47:37 +02:00
Nick Lewycky
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>
 2015-05-13 11:59:30 +02:00
Nick Lewycky
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>
 2015-05-13 11:59:12 +02:00
Michael Niedermayer
54e64eaf68 swscale/x86/swscale: Fix warning about loosing significant bits in cast 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-05-10 15:09:04 +02:00
Michael Niedermayer
3b12335395 swscale/x86/hscale_fast_bilinear_simd: Remove ancient out-commented debug code 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-05-07 23:58:08 +02:00
Michael Niedermayer
b28d5c49f7 Merge remote-tracking branch 'rbultje/vp9-profile23-wip' 
* rbultje/vp9-profile23-wip:
  libvpxdec: add 440 pixfmts.
  vp9: add profile 2/3 fate tests.
  vp9: add inter-frame profile 2/3 suport.
  vp9: add keyframe profile 2/3 support.
  vp9: parse profile 2/3 bitdepth in frame header.
  vp9: add profile 2/3 to exported profiles.
  fate: add/update reference files for 440 addition.
  swscale: add yuv440p10/12 pixfmts.
  lavc: add yuv440p10/12 formats to aligned pixfmt list.
  lavu: add yuv440p10/12 pixfmts.

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2015-05-07 13:22:04 +02:00
Michael Niedermayer
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>
 2015-05-07 03:57:21 +02:00
Ronald S. Bultje
711d8812ad swscale: add yuv440p10/12 pixfmts. 2015-05-06 12:04:31 -04:00
Rong Yan
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>
 2015-04-27 12:59:05 +02:00
Michael Niedermayer
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>
 2015-04-23 20:34:51 +02:00
Pedro Arthur
2a7128f4ed Add gamma encodign/decoding before/after scaling in libswscale 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-04-23 20:34:51 +02:00
Michael Niedermayer
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>
 2015-03-25 18:31:25 +01:00
Michael Niedermayer
324067d18b Merge commit '7ebb3022297aa00afda6800105684b8303f2608e' 
* commit '7ebb3022297aa00afda6800105684b8303f2608e':
  swscale: Check memory allocation

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-22 03:40:37 +01:00
Federico Tomassetti
7ebb302229 swscale: Check memory allocation 
Bug-Id: CID 1267890
CC: libav-stable@libav.org

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2015-03-21 23:18:11 +01:00
Michael Niedermayer
3e48616226 Merge commit '9a60b1fad02cb783b895b2145c3dafc01f7b337c' 
* commit '9a60b1fad02cb783b895b2145c3dafc01f7b337c':
  libswscale: fix compiler warnings enumerated type mixed with another type

Conflicts:
	libswscale/swscale_unscaled.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
 2015-03-16 00:15:16 +01:00
Himangi Saraogi
9a60b1fad0 libswscale: fix compiler warnings enumerated type mixed with another type 
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
 2015-03-15 18:29:22 +01:00
Christophe Gisquet
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>
 2015-03-14 18:39:28 +01:00
Michael Niedermayer
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>
 2015-03-11 15:40:28 +01:00
Michael Niedermayer
ae20682f6b swscale: Add prefix to updateMMXDitherTables() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-02-27 19:23:46 +01:00
Michael Niedermayer
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>
 2015-02-27 03:13:14 +01:00
Michael Niedermayer
fb8e5044b4 swscale/utils: add asserts to check filterpos 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-02-24 01:00:24 +01:00
Michael Niedermayer
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>
 2015-02-24 01:00:24 +01:00
Michael Niedermayer
03bffb68f6 swscale: Use av_clip_uintp2() 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
 2015-02-21 14:49:17 +01:00