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cv::resize area 2x

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This commit is contained in:
Ilya Lavrenov
2014-09-25 00:17:23 +04:00
parent 12001a42f9
commit c0b702a994
4 changed files with 132 additions and 17 deletions
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modules/imgproc/src/canny.cpp
+9 -7
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@@ -365,8 +365,10 @@ void cv::Canny( InputArray _src, OutputArray _dst,
for ( ; j <= width - 8; j += 8)
{
int16x8_t v_dx = vld1q_s16(_dx + j), v_dy = vld1q_s16(_dy + j);
vst1q_s32(_norm + j, vaddq_s32(vmovl_s16(vget_low_s16(v_dx)), vmovl_s16(vget_low_s16(v_dy))));
vst1q_s32(_norm + j + 4, vaddq_s32(vmovl_s16(vget_high_s16(v_dx)), vmovl_s16(vget_high_s16(v_dy))));
vst1q_s32(_norm + j, vaddq_s32(vabsq_s32(vmovl_s16(vget_low_s16(v_dx))),
vabsq_s32(vmovl_s16(vget_low_s16(v_dy)))));
vst1q_s32(_norm + j + 4, vaddq_s32(vabsq_s32(vmovl_s16(vget_high_s16(v_dx))),
vabsq_s32(vmovl_s16(vget_high_s16(v_dy)))));
}
#endif
for ( ; j < width; ++j)
@@ -397,13 +399,13 @@ void cv::Canny( InputArray _src, OutputArray _dst,
for ( ; j <= width - 8; j += 8)
{
int16x8_t v_dx = vld1q_s16(_dx + j), v_dy = vld1q_s16(_dy + j);
int32x4_t v_dxp = vmovl_s16(vget_low_s16(v_dx)), v_dyp = vmovl_s16(vget_low_s16(v_dy));
int32x4_t v_dst = vaddq_s32(vmulq_s32(v_dxp, v_dxp), vmulq_s32(v_dyp, v_dyp));
int16x4_t v_dxp = vget_low_s16(v_dx), v_dyp = vget_low_s16(v_dy);
int32x4_t v_dst = vmlal_s16(vmull_s16(v_dxp, v_dxp), v_dyp, v_dyp);
vst1q_s32(_norm + j, v_dst);
v_dxp = vmovl_s16(vget_high_s16(v_dx)), v_dyp = vmovl_s16(vget_high_s16(v_dy));
v_dst = vaddq_s32(vmulq_s32(v_dxp, v_dxp), vmulq_s32(v_dyp, v_dyp));
vst1q_s32(_norm + j, v_dst);
v_dxp = vget_high_s16(v_dx), v_dyp = vget_high_s16(v_dy);
v_dst = vmlal_s16(vmull_s16(v_dxp, v_dxp), v_dyp, v_dyp);
vst1q_s32(_norm + j + 4, v_dst);
}
#endif
for ( ; j < width; ++j)