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Merge pull request #4018 from vpisarev:imgproc_video_fixes

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This commit is contained in:
Vadim Pisarevsky
2015-05-15 16:15:01 +00:00
parent cc086b9452 4a9b244577
commit a85bb091c8
13 changed files with 294 additions and 138 deletions
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27
modules/imgproc/src/filter.cpp
View File

@@ -3455,7 +3455,7 @@ struct SymmColumnSmallFilter : public SymmColumnFilter<CastOp, VecOp>
bool symmetrical = (this->symmetryType & KERNEL_SYMMETRICAL) != 0;
bool is_1_2_1 = ky[0] == 2 && ky[1] == 1;
bool is_1_m2_1 = ky[0] == -2 && ky[1] == 1;
bool is_m1_0_1 = ky[1] == 1 || ky[1] == -1;
bool is_m1_0_1 = ky[0] == 0 && (ky[1] == 1 || ky[1] == -1);
ST f0 = ky[0], f1 = ky[1];
ST _delta = this->delta;
CastOp castOp = this->castOp0;
@@ -3486,13 +3486,12 @@ struct SymmColumnSmallFilter : public SymmColumnFilter<CastOp, VecOp>
D[i+2] = castOp(s0);
D[i+3] = castOp(s1);
}
#else
#endif
for( ; i < width; i ++ )
{
ST s0 = S0[i] + S1[i]*2 + S2[i] + _delta;
D[i] = castOp(s0);
}
#endif
}
else if( is_1_m2_1 )
{
@@ -3509,17 +3508,16 @@ struct SymmColumnSmallFilter : public SymmColumnFilter<CastOp, VecOp>
D[i+2] = castOp(s0);
D[i+3] = castOp(s1);
}
#else
#endif
for( ; i < width; i ++ )
{
ST s0 = S0[i] - S1[i]*2 + S2[i] + _delta;
D[i] = castOp(s0);
}
#endif
}
else
{
#if CV_ENABLE_UNROLLED
#if CV_ENABLE_UNROLLED
for( ; i <= width - 4; i += 4 )
{
ST s0 = (S0[i] + S2[i])*f1 + S1[i]*f0 + _delta;
@@ -3532,16 +3530,13 @@ struct SymmColumnSmallFilter : public SymmColumnFilter<CastOp, VecOp>
D[i+2] = castOp(s0);
D[i+3] = castOp(s1);
}
#else
#endif
for( ; i < width; i ++ )
{
ST s0 = (S0[i] + S2[i])*f1 + S1[i]*f0 + _delta;
D[i] = castOp(s0);
}
#endif
}
for( ; i < width; i++ )
D[i] = castOp((S0[i] + S2[i])*f1 + S1[i]*f0 + _delta);
}
else
{
@@ -3549,7 +3544,7 @@ struct SymmColumnSmallFilter : public SymmColumnFilter<CastOp, VecOp>
{
if( f1 < 0 )
std::swap(S0, S2);
#if CV_ENABLE_UNROLLED
#if CV_ENABLE_UNROLLED
for( ; i <= width - 4; i += 4 )
{
ST s0 = S2[i] - S0[i] + _delta;
@@ -3562,19 +3557,18 @@ struct SymmColumnSmallFilter : public SymmColumnFilter<CastOp, VecOp>
D[i+2] = castOp(s0);
D[i+3] = castOp(s1);
}
#else
#endif
for( ; i < width; i ++ )
{
ST s0 = S2[i] - S0[i] + _delta;
D[i] = castOp(s0);
}
#endif
if( f1 < 0 )
std::swap(S0, S2);
}
else
{
#if CV_ENABLE_UNROLLED
#if CV_ENABLE_UNROLLED
for( ; i <= width - 4; i += 4 )
{
ST s0 = (S2[i] - S0[i])*f1 + _delta;
@@ -3588,10 +3582,9 @@ struct SymmColumnSmallFilter : public SymmColumnFilter<CastOp, VecOp>
D[i+3] = castOp(s1);
}
#endif
for( ; i < width; i++ )
D[i] = castOp((S2[i] - S0[i])*f1 + _delta);
}
for( ; i < width; i++ )
D[i] = castOp((S2[i] - S0[i])*f1 + _delta);
}
}
}

28
modules/imgproc/src/imgwarp.cpp
View File

@@ -3805,20 +3805,20 @@ static void remapBilinear( const Mat& _src, Mat& _dst, const Mat& _xy,
typedef typename CastOp::rtype T;
typedef typename CastOp::type1 WT;
Size ssize = _src.size(), dsize = _dst.size();
int cn = _src.channels();
int k, cn = _src.channels();
const AT* wtab = (const AT*)_wtab;
const T* S0 = _src.ptr<T>();
size_t sstep = _src.step/sizeof(S0[0]);
Scalar_<T> cval(saturate_cast<T>(_borderValue[0]),
saturate_cast<T>(_borderValue[1]),
saturate_cast<T>(_borderValue[2]),
saturate_cast<T>(_borderValue[3]));
T cval[CV_CN_MAX];
int dx, dy;
CastOp castOp;
VecOp vecOp;
for( k = 0; k < cn; k++ )
cval[k] = saturate_cast<T>(_borderValue[k & 3]);
unsigned width1 = std::max(ssize.width-1, 0), height1 = std::max(ssize.height-1, 0);
CV_Assert( cn <= 4 && ssize.area() > 0 );
CV_Assert( ssize.area() > 0 );
#if CV_SSE2
if( _src.type() == CV_8UC3 )
width1 = std::max(ssize.width-2, 0);
@@ -3882,7 +3882,7 @@ static void remapBilinear( const Mat& _src, Mat& _dst, const Mat& _xy,
WT t2 = S[2]*w[0] + S[5]*w[1] + S[sstep+2]*w[2] + S[sstep+5]*w[3];
D[0] = castOp(t0); D[1] = castOp(t1); D[2] = castOp(t2);
}
else
else if( cn == 4 )
for( ; dx < X1; dx++, D += 4 )
{
int sx = XY[dx*2], sy = XY[dx*2+1];
@@ -3895,6 +3895,18 @@ static void remapBilinear( const Mat& _src, Mat& _dst, const Mat& _xy,
t1 = S[3]*w[0] + S[7]*w[1] + S[sstep+3]*w[2] + S[sstep+7]*w[3];
D[2] = castOp(t0); D[3] = castOp(t1);
}
else
for( ; dx < X1; dx++, D += cn )
{
int sx = XY[dx*2], sy = XY[dx*2+1];
const AT* w = wtab + FXY[dx]*4;
const T* S = S0 + sy*sstep + sx*cn;
for( k = 0; k < cn; k++ )
{
WT t0 = S[k]*w[0] + S[k+cn]*w[1] + S[sstep+k]*w[2] + S[sstep+k+cn]*w[3];
D[k] = castOp(t0);
}
}
}
else
{
@@ -3948,7 +3960,7 @@ static void remapBilinear( const Mat& _src, Mat& _dst, const Mat& _xy,
else
for( ; dx < X1; dx++, D += cn )
{
int sx = XY[dx*2], sy = XY[dx*2+1], k;
int sx = XY[dx*2], sy = XY[dx*2+1];
if( borderType == BORDER_CONSTANT &&
(sx >= ssize.width || sx+1 < 0 ||
sy >= ssize.height || sy+1 < 0) )