1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
FFmpeg/libswscale
Michael Niedermayer e17632834d
swscale/output: Bias 16bps output calculations to improve non overflowing range
Fixes: integer overflow
Fixes: ./ffmpeg   -f rawvideo -video_size 66x64 -pixel_format yuva420p10le   -i ~/videos/overflow_input_w66h64.yuva420p10le   -filter_complex "scale=flags=bicubic+full_chroma_int+full_chroma_inp+bitexact+accurate_rnd:in_color_matrix=bt2020:out_color_matrix=bt2020:in_range=full:out_range=full,format=rgba64[out]"   -pixel_format rgba64 -map '[out]'   -y overflow_w66h64.png

Found-by: Drew Dunne <asdunne@google.com>
Tested-by: Drew Dunne <asdunne@google.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 0f0afc7fb5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2023-02-21 00:28:24 +01:00
..
aarch64 swscale: aarch64: Fix yuv2rgb with negative strides 2022-11-04 14:28:11 +02:00
arm sws: rename SwsContext.swscale to convert_unscaled 2021-07-03 15:57:53 +02:00
ppc sws: rename SwsContext.swscale to convert_unscaled 2021-07-03 15:57:53 +02:00
tests swscale: introduce isSwappedChroma 2022-01-04 19:39:22 -06:00
x86 swscale/x86/swscale: Simplify macro 2022-06-22 13:36:18 +02:00
alphablend.c swscale/alphablend: Fix slice handling 2021-10-03 20:38:29 +02:00
bayer_template.c
gamma.c
hscale_fast_bilinear.c
hscale.c
input.c Remove unnecessary libavutil/(avutil|common|internal).h inclusions 2022-02-24 12:56:49 +01:00
libswscale.v
log2_tab.c
Makefile lib*/version: Move library version functions into files of their own 2022-05-10 06:49:32 +02:00
options.c Remove unnecessary libavutil/(avutil|common|internal).h inclusions 2022-02-24 12:56:49 +01:00
output.c swscale/output: Bias 16bps output calculations to improve non overflowing range 2023-02-21 00:28:24 +01:00
rgb2rgb_template.c swscale/rgb2rgb_template: use shuffle macro on big-endian arches 2020-12-12 23:07:22 -05:00
rgb2rgb.c all: Replace if (ARCH_FOO) checks by #if ARCH_FOO 2022-06-15 04:56:37 +02:00
rgb2rgb.h Remove unnecessary libavutil/(avutil|common|internal).h inclusions 2022-02-24 12:56:49 +01:00
slice.c Replace all occurences of av_mallocz_array() by av_calloc() 2021-09-20 01:03:52 +02:00
swscale_internal.h Remove unnecessary libavutil/(avutil|common|internal).h inclusions 2022-02-24 12:56:49 +01:00
swscale_unscaled.c libswscale: force a minimum size of the slide for bayer sources 2022-10-14 12:24:21 +02:00
swscale.c all: Replace if (ARCH_FOO) checks by #if ARCH_FOO 2022-06-15 04:56:37 +02:00
swscale.h Keep including the full version.h when headers are included externally 2022-03-19 00:01:57 +02:00
swscaleres.rc
utils.c all: Replace if (ARCH_FOO) checks by #if ARCH_FOO 2022-06-15 04:56:37 +02:00
version_major.h libswscale: Split version.h 2022-03-16 14:05:26 +02:00
version.c lib*/version: Move library version functions into files of their own 2022-05-10 06:49:32 +02:00
version.h Bump Versions for 5.1 branch 2022-07-13 00:27:37 +02:00
vscale.c Replace all occurences of av_mallocz_array() by av_calloc() 2021-09-20 01:03:52 +02:00
yuv2rgb.c all: Replace if (ARCH_FOO) checks by #if ARCH_FOO 2022-06-15 04:56:37 +02:00