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| author | James Almer <jamrial@gmail.com> | 2020-07-12 21:32:01 -0300 |
|---|---|---|
| committer | James Almer <jamrial@gmail.com> | 2020-07-14 14:06:04 -0300 |
| commit | ba3e771a42c29ee02c34e7769cfc1b2dbc5c760a (patch) | |
| tree | 57bb516b707bb2f1cab6ebc885f5ab970631ca1e | |
| parent | 7772666e5bfff27c4900942e7558a2d327df8f32 (diff) | |
| download | ffmpeg-ba3e771a42c29ee02c34e7769cfc1b2dbc5c760a.tar.gz | |
x86/yuv2rgb: fix crashes when storing data on unaligned buffers
Regression since fc6a5883d6af8cae0e96af84dda0ad74b360a084 on SSSE3 enabled
CPUs.
Fixes ticket #8747
Signed-off-by: James Almer <jamrial@gmail.com>
| -rw-r--r-- | libswscale/x86/yuv_2_rgb.asm | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/libswscale/x86/yuv_2_rgb.asm b/libswscale/x86/yuv_2_rgb.asm index 575a84d921..003dff1f25 100644 --- a/libswscale/x86/yuv_2_rgb.asm +++ b/libswscale/x86/yuv_2_rgb.asm @@ -268,9 +268,9 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters por m2, m7 por m1, m6 ; g5 b5 r6 g6 b6 r7 g7 b7 r8 g8 b8 r9 g9 b9 r10 g10 por m2, m3 ; b10 r11 g11 b11 r12 g12 b12 r13 g13 b13 r14 g14 b14 r15 g15 b15 - mova [imageq], m0 - mova [imageq + 16], m1 - mova [imageq + 32], m2 + movu [imageq], m0 + movu [imageq + 16], m1 + movu [imageq + 32], m2 %endif ; mmsize = 16 %else ; PACK RGB15/16/32 packuswb m0, m1 @@ -300,10 +300,10 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters punpckhwd m_green, m_red punpcklwd m5, m6 punpckhwd m_alpha, m6 - mova [imageq + 0], m_blue - mova [imageq + 8 * time_num], m_green - mova [imageq + 16 * time_num], m5 - mova [imageq + 24 * time_num], m_alpha + movu [imageq + 0], m_blue + movu [imageq + 8 * time_num], m_green + movu [imageq + 16 * time_num], m5 + movu [imageq + 24 * time_num], m_alpha %else ; PACK RGB15/16 %define depth 2 %if cpuflag(ssse3) @@ -342,8 +342,8 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters mova m2, m0 punpcklbw m0, m1 punpckhbw m2, m1 - mova [imageq], m0 - mova [imageq + 8 * time_num], m2 + movu [imageq], m0 + movu [imageq + 8 * time_num], m2 %endif ; PACK RGB15/16 %endif ; PACK RGB15/16/32 |