generic-library/opencv
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Replaced most of the usages of parallel_for with that of parallel_for_.

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This should allow many algorithms to take advantage of more parallelization
technologies.
This commit is contained in:
Roman Donchenko
2013-05-30 18:44:33 +04:00
parent 37091b086c
commit 29b13ec1de
24 changed files with 232 additions and 352 deletions
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16
modules/imgproc/src/distransform.cpp
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@@ -443,7 +443,7 @@ icvGetDistanceTransformMask( int maskType, float *metrics )
namespace cv
{
struct DTColumnInvoker
struct DTColumnInvoker : ParallelLoopBody
{
DTColumnInvoker( const CvMat* _src, CvMat* _dst, const int* _sat_tab, const float* _sqr_tab)
{
@@ -453,9 +453,9 @@ struct DTColumnInvoker
sqr_tab = _sqr_tab;
}
void operator()( const BlockedRange& range ) const
void operator()( const Range& range ) const
{
int i, i1 = range.begin(), i2 = range.end();
int i, i1 = range.start, i2 = range.end;
int m = src->rows;
size_t sstep = src->step, dstep = dst->step/sizeof(float);
AutoBuffer<int> _d(m);
@@ -490,7 +490,7 @@ struct DTColumnInvoker
};
struct DTRowInvoker
struct DTRowInvoker : ParallelLoopBody
{
DTRowInvoker( CvMat* _dst, const float* _sqr_tab, const float* _inv_tab )
{
@@ -499,10 +499,10 @@ struct DTRowInvoker
inv_tab = _inv_tab;
}
void operator()( const BlockedRange& range ) const
void operator()( const Range& range ) const
{
const float inf = 1e15f;
int i, i1 = range.begin(), i2 = range.end();
int i, i1 = range.start, i2 = range.end;
int n = dst->cols;
AutoBuffer<uchar> _buf((n+2)*2*sizeof(float) + (n+2)*sizeof(int));
float* f = (float*)(uchar*)_buf;
@@ -586,7 +586,7 @@ icvTrueDistTrans( const CvMat* src, CvMat* dst )
for( ; i <= m*3; i++ )
sat_tab[i] = i - shift;
cv::parallel_for(cv::BlockedRange(0, n), cv::DTColumnInvoker(src, dst, sat_tab, sqr_tab));
cv::parallel_for_(cv::Range(0, n), cv::DTColumnInvoker(src, dst, sat_tab, sqr_tab));
// stage 2: compute modified distance transform for each row
float* inv_tab = sqr_tab + n;
@@ -598,7 +598,7 @@ icvTrueDistTrans( const CvMat* src, CvMat* dst )
sqr_tab[i] = (float)(i*i);
}
cv::parallel_for(cv::BlockedRange(0, m), cv::DTRowInvoker(dst, sqr_tab, inv_tab));
cv::parallel_for_(cv::Range(0, m), cv::DTRowInvoker(dst, sqr_tab, inv_tab));
}