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Adding boxblur.h.

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This commit is contained in:
Emil Martinec
2012-02-12 09:58:30 -06:00
parent c492509175
commit 17d9483495
6 changed files with 983 additions and 482 deletions
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49
rtengine/cplx_wavelet_dec.h
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@@ -62,9 +62,8 @@ private:
static const int maxlevels = 8;//should be greater than any conceivable order of decimation
int lvltot;
int lvltot, subsamp;
size_t m_w, m_h;//dimensions
size_t m_w1, m_h1;
int first_lev_len, first_lev_offset;
float *first_lev_anal;
@@ -83,7 +82,7 @@ private:
public:
template<typename E>
cplx_wavelet_decomposition(E * src, int width, int height, int maxlvl);
cplx_wavelet_decomposition(E * src, int width, int height, int maxlvl, int subsampling);
~cplx_wavelet_decomposition();
@@ -122,11 +121,9 @@ public:
// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
template<typename E>
cplx_wavelet_decomposition::cplx_wavelet_decomposition(E * src, int width, int height, int maxlvl)
: lvltot(0), m_w(width), m_h(height), m_w1(0), m_h1(0)
cplx_wavelet_decomposition::cplx_wavelet_decomposition(E * src, int width, int height, int maxlvl, int subsampling)
: lvltot(0), subsamp(subsampling), m_w(width), m_h(height)
{
m_w1 = width;
m_h1 = height;
//initialize wavelet filters
@@ -187,11 +184,11 @@ public:
for (int m=0; m<2; m++) {
lvltot=0;
float padding = 0;//1<<(maxlvl-1);
dual_tree[0][2*n+m] = new wavelet_level<internal_type>(src, lvltot, padding, m_w, m_h, first_lev_anal+first_lev_len*2*n, \
dual_tree[0][2*n+m] = new wavelet_level<internal_type>(src, lvltot, subsamp, padding, m_w, m_h, first_lev_anal+first_lev_len*2*n, \
first_lev_anal+first_lev_len*2*m, first_lev_len, first_lev_offset);
while(lvltot < maxlvl) {
lvltot++;
dual_tree[lvltot][2*n+m] = new wavelet_level<internal_type>(dual_tree[lvltot-1][2*n+m]->lopass()/*lopass*/, lvltot, 0/*no padding*/, \
dual_tree[lvltot][2*n+m] = new wavelet_level<internal_type>(dual_tree[lvltot-1][2*n+m]->lopass()/*lopass*/, lvltot, subsamp, 0/*no padding*/, \
dual_tree[lvltot-1][2*n+m]->width(), \
dual_tree[lvltot-1][2*n+m]->height(), \
wavfilt_anal+wavfilt_len*2*n, wavfilt_anal+wavfilt_len*2*m, \
@@ -305,9 +302,8 @@ public:
static const int maxlevels = 8;//should be greater than any conceivable order of decimation
int lvltot;
int lvltot, subsamp;
size_t m_w, m_h;//dimensions
size_t m_w1, m_h1;
int wavfilt_len, wavfilt_offset;
float *wavfilt_anal;
@@ -322,7 +318,7 @@ public:
public:
template<typename E>
wavelet_decomposition(E * src, int width, int height, int maxlvl);
wavelet_decomposition(E * src, int width, int height, int maxlvl, int subsampling);
~wavelet_decomposition();
@@ -346,11 +342,21 @@ public:
return wavelet_decomp[level]->padding();
}
int level_stride(int level) const
{
return wavelet_decomp[level]->stride();
}
int maxlevel() const
{
return lvltot;
}
int subsample() const
{
return subsamp;
}
template<typename E>
void reconstruct(E * dst);
@@ -361,15 +367,12 @@ public:
// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
template<typename E>
wavelet_decomposition::wavelet_decomposition(E * src, int width, int height, int maxlvl)
: lvltot(0), m_w(width), m_h(height), m_w1(0), m_h1(0)
wavelet_decomposition::wavelet_decomposition(E * src, int width, int height, int maxlvl, int subsampling)
: lvltot(0), subsamp(subsampling), m_w(width), m_h(height)
{
m_w1 = width;
m_h1 = height;
//initialize wavelet filters
wavfilt_len = Haar_len;
wavfilt_offset = Haar_offset;
wavfilt_anal = new float[2*wavfilt_len];
@@ -396,11 +399,11 @@ public:
int padding = 0;//pow(2, maxlvl);//must be a multiple of two
lvltot=0;
wavelet_decomp[lvltot] = new wavelet_level<internal_type>(src, lvltot/*level*/, padding/*padding*/, m_w, m_h, \
wavelet_decomp[lvltot] = new wavelet_level<internal_type>(src, lvltot/*level*/, subsamp, padding/*padding*/, m_w, m_h, \
wavfilt_anal, wavfilt_anal, wavfilt_len, wavfilt_offset);
while(lvltot < maxlvl) {
lvltot++;
wavelet_decomp[lvltot] = new wavelet_level<internal_type>(wavelet_decomp[lvltot-1]->lopass()/*lopass*/, lvltot/*level*/, 0/*no padding*/, \
wavelet_decomp[lvltot] = new wavelet_level<internal_type>(wavelet_decomp[lvltot-1]->lopass()/*lopass*/, lvltot/*level*/, subsamp, 0/*no padding*/, \
wavelet_decomp[lvltot-1]->width(), wavelet_decomp[lvltot-1]->height(), \
wavfilt_anal, wavfilt_anal, wavfilt_len, wavfilt_offset);
}
@@ -417,15 +420,15 @@ public:
// data structure is wavcoeffs[scale][channel={lo,hi1,hi2,hi3}][pixel_array]
int skip=1<<(lvltot-1);
//int skip=1<<(lvltot-1);
for (int lvl=lvltot-1; lvl>0; lvl--) {
wavelet_decomp[lvl]->reconstruct_level(wavelet_decomp[lvl-1]->wavcoeffs[0], wavfilt_synth, wavfilt_synth, wavfilt_len, wavfilt_offset, skip);
skip /=2;
wavelet_decomp[lvl]->reconstruct_level(wavelet_decomp[lvl-1]->wavcoeffs[0], wavfilt_synth, wavfilt_synth, wavfilt_len, wavfilt_offset, subsamp);
//skip /=2;
}
internal_type * tmp = new internal_type[m_w*m_h];
wavelet_decomp[0]->reconstruct_level(tmp, wavfilt_synth, wavfilt_synth, wavfilt_len, wavfilt_offset, skip);
wavelet_decomp[0]->reconstruct_level(tmp, wavfilt_synth, wavfilt_synth, wavfilt_len, wavfilt_offset, subsamp);
copy_out(tmp,dst,m_w*m_h);