stuff
This commit is contained in:
John Cupitt
parent
8c2f023219
commit
d044802d1e
@ -547,11 +547,17 @@ nohalo_sharp_level_1(
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*r3 = four_times_trequa_thrfou;
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}
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/* Float/double version.
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/* Call nohalo1, with an interpolator as a param.
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*/
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template <typename T> static void inline
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nohalo_sharp_level_1_float( PEL *pout, const PEL *pin,
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const int bands, const int lskip,
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template <typename T,
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inline T interpolate(
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const double c1, const double c2,
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const double c3, const double c4,
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const double v1, const double v2,
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const double v3, const double v4 )>
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static void inline
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nohalo_sharp_level_1_interpolate( PEL *pout, const PEL *pin, const int bands,
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const int pskip, const int lskip,
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const double w_times_z,
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const double x_times_z_over_2,
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const double w_times_y_over_2,
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@ -560,7 +566,7 @@ nohalo_sharp_level_1_float( PEL *pout, const PEL *pin,
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T* restrict out = (T *) pout;
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const T* restrict in = (T *) pin;
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const int b1 = bands;
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const int b1 = pskip;
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const int b2 = 2 * b1;
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const int b3 = 3 * b1;
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const int b4 = 4 * b1;
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@ -571,7 +577,75 @@ nohalo_sharp_level_1_float( PEL *pout, const PEL *pin,
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const int l4 = 4 * l1;
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for( int z = 0; z < bands; z++ ) {
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const T dos_thr = in[b2 + l1];
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const T dos_fou = in[b3 + l1];
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const T tre_two = in[b1 + l2];
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const T tre_thr = in[b2 + l2];
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const T tre_fou = in[b3 + l2];
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const T tre_fiv = in[b4 + l2];
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const T qua_two = in[b1 + l3];
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const T qua_thr = in[b2 + l3];
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const T qua_fou = in[b3 + l3];
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const T qua_fiv = in[b4 + l3];
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const T cin_thr = in[b2 + l4];
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const T cin_fou = in[b3 + l4];
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double two_times_tre_thrfou;
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double two_times_trequa_thr;
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double four_times_trequa_thrfou;
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nohalo_sharp_level_1(
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dos_thr, dos_fou,
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tre_two, tre_thr, tre_fou, tre_fiv,
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qua_two, qua_thr, qua_fou, qua_fiv,
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cin_thr, cin_fou,
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&two_times_tre_thrfou,
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&two_times_trequa_thr,
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&four_times_trequa_thrfou );
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const T result = interpolate(
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4,
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tre_thr,
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two_times_tre_thrfou,
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two_times_trequa_thr,
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four_times_trequa_thrfou );
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out[z] = result;
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in += 1;
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}
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}
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/* Float/double version.
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*/
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template <typename T> static void inline
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nohalo_sharp_level_1_float( PEL *pout, const PEL *pin, const int bands,
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const int pskip, const int lskip,
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const double w_times_z,
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const double x_times_z_over_2,
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const double w_times_y_over_2,
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const double x_times_y_over_4 )
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{
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T* restrict out = (T *) pout;
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const T* restrict in = (T *) pin;
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const int b1 = pskip;
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const int b2 = 2 * b1;
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const int b3 = 3 * b1;
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const int b4 = 4 * b1;
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const int l1 = lskip;
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const int l2 = 2 * l1;
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const int l3 = 3 * l1;
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const int l4 = 4 * l1;
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for( int z = 0; z < bands; z++ ) {
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const T dos_thr = in[b2 + l1];
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const T dos_fou = in[b3 + l1];
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@ -611,10 +685,147 @@ nohalo_sharp_level_1_float( PEL *pout, const PEL *pin,
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two_times_trequa_thr,
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four_times_trequa_thrfou );
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*out = result;
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out[z] = result;
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in += 1;
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}
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}
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/* Signed int version.
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*/
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template <typename T> static void inline
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nohalo_sharp_level_1_signed( PEL *pout, const PEL *pin, const int bands,
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const int pskip, const int lskip,
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const double w_times_z,
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const double x_times_z_over_2,
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const double w_times_y_over_2,
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const double x_times_y_over_4 )
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{
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T* restrict out = (T *) pout;
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const T* restrict in = (T *) pin;
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const int b1 = pskip;
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const int b2 = 2 * b1;
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const int b3 = 3 * b1;
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const int b4 = 4 * b1;
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const int l1 = lskip;
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const int l2 = 2 * l1;
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const int l3 = 3 * l1;
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const int l4 = 4 * l1;
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for( int z = 0; z < bands; z++ ) {
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const T dos_thr = in[b2 + l1];
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const T dos_fou = in[b3 + l1];
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const T tre_two = in[b1 + l2];
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const T tre_thr = in[b2 + l2];
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const T tre_fou = in[b3 + l2];
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const T tre_fiv = in[b4 + l2];
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const T qua_two = in[b1 + l3];
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const T qua_thr = in[b2 + l3];
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const T qua_fou = in[b3 + l3];
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const T qua_fiv = in[b4 + l3];
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const T cin_thr = in[b2 + l4];
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const T cin_fou = in[b3 + l4];
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double two_times_tre_thrfou;
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double two_times_trequa_thr;
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double four_times_trequa_thrfou;
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nohalo_sharp_level_1(
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dos_thr, dos_fou,
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tre_two, tre_thr, tre_fou, tre_fiv,
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qua_two, qua_thr, qua_fou, qua_fiv,
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cin_thr, cin_fou,
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&two_times_tre_thrfou,
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&two_times_trequa_thr,
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&four_times_trequa_thrfou );
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const T result = bilinear_signed<T>(
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4,
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tre_thr,
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two_times_tre_thrfou,
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two_times_trequa_thr,
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four_times_trequa_thrfou );
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out[z] = result;
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in += 1;
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}
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}
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/* Unsigned int version.
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*/
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template <typename T> static void inline
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nohalo_sharp_level_1_unsigned( PEL *pout, const PEL *pin, const int bands,
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const int pskip, const int lskip,
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const double w_times_z,
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const double x_times_z_over_2,
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const double w_times_y_over_2,
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const double x_times_y_over_4 )
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{
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T* restrict out = (T *) pout;
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const T* restrict in = (T *) pin;
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const int b1 = pskip;
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const int b2 = 2 * b1;
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const int b3 = 3 * b1;
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const int b4 = 4 * b1;
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const int l1 = lskip;
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const int l2 = 2 * l1;
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const int l3 = 3 * l1;
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const int l4 = 4 * l1;
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for( int z = 0; z < bands; z++ ) {
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const T dos_thr = in[b2 + l1];
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const T dos_fou = in[b3 + l1];
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const T tre_two = in[b1 + l2];
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const T tre_thr = in[b2 + l2];
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const T tre_fou = in[b3 + l2];
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const T tre_fiv = in[b4 + l2];
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const T qua_two = in[b1 + l3];
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const T qua_thr = in[b2 + l3];
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const T qua_fou = in[b3 + l3];
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const T qua_fiv = in[b4 + l3];
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const T cin_thr = in[b2 + l4];
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const T cin_fou = in[b3 + l4];
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double two_times_tre_thrfou;
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double two_times_trequa_thr;
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double four_times_trequa_thrfou;
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nohalo_sharp_level_1(
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dos_thr, dos_fou,
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tre_two, tre_thr, tre_fou, tre_fiv,
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qua_two, qua_thr, qua_fou, qua_fiv,
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cin_thr, cin_fou,
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&two_times_tre_thrfou,
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&two_times_trequa_thr,
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&four_times_trequa_thrfou );
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const T result = bilinear_unsigned<T>(
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4,
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tre_thr,
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two_times_tre_thrfou,
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two_times_trequa_thr,
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four_times_trequa_thrfou );
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out[z] = result;
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in += 1;
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out += 1;
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}
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}
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@ -729,26 +940,6 @@ vips_interpolate_nohalo_interpolate( VipsInterpolate *interpolate,
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#ifdef DEBUG
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/* And test that all of the bytes we look at are within the window.
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*/
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const int other_x = target_x + 4 * sign_of_relative_x;
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const int other_y = target_y + 4 * sign_of_relative_y;
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const PEL * restrict q =
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(PEL *) IM_REGION_ADDR( in, other_x, other_y );
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printf( "vips_interpolate_nohalo_interpolate:\n" );
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printf( "\tabsolute_x = %g, absolute_y = %g\n",
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absolute_x, absolute_y );
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printf( "\ttarget_x = %d, target_y = %d\n",
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target_x, target_y );
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printf( "\tother_x = %d, other_y = %d\n",
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other_x, other_y );
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printf( "\tp = %p, q = %p\n", p, q );
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printf( "\tshift_1_pixel = %s, shift_1_row = %s\n",
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shift_1_pixel, shift_1_row );
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#endif /*DEBUG*/
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{
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/* Top-left corner of our window.
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*/
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@ -762,82 +953,124 @@ vips_interpolate_nohalo_interpolate( VipsInterpolate *interpolate,
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/* Last pixel we address.
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*/
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const PEL * restrict last = p + 4 * shift_1_pixel + 4 * shift_1_row;
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const PEL * restrict last = p +
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IM_IMAGE_SIZEOF_ELEMENT( in->im ) * (
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4 * shift_1_pixel +
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4 * shift_1_row
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);
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g_assert( last >= tl );
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g_assert( last <= br );
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}
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#endif /*DEBUG*/
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#define CALL( T, inter ) \
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nohalo_sharp_level_1_interpolate<T, inter<T>>( \
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out, p, \
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channels_per_pixel, shift_1_pixel, shift_1_row, \
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w_times_z, \
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x_times_z_over_2, \
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w_times_y_over_2, \
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x_times_y_over_4 );
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switch( in->im->BandFmt ) {
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/*
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case IM_BANDFMT_UCHAR:
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nohalo_unsigned<unsigned char>( out, p,
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shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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//CALL( unsigned char, bilinear_unsigned );
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nohalo_sharp_level_1_interpolate<unsigned char, bilinear_unsigned<unsigned char > >(
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out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_CHAR:
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nohalo_signed<signed char>( out, p,
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shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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break;
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case IM_BANDFMT_USHORT:
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nohalo_unsigned<unsigned short>( out, p,
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shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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break;
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case IM_BANDFMT_SHORT:
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nohalo_signed<signed short>( out, p,
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shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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break;
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case IM_BANDFMT_UINT:
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nohalo_unsigned<unsigned int>( out, p,
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shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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break;
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case IM_BANDFMT_INT:
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nohalo_signed<signed int>( out, p,
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shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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break;
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*/
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case IM_BANDFMT_FLOAT:
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nohalo_sharp_level_1_float<float>( out, p,
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shift_1_pixel, shift_1_row,
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nohalo_sharp_level_1_signed<signed char>( out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_USHORT:
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nohalo_sharp_level_1_signed<unsigned short>( out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_SHORT:
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nohalo_sharp_level_1_signed<short>( out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_UINT:
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nohalo_sharp_level_1_signed<unsigned int>( out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_INT:
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nohalo_sharp_level_1_signed<int>( out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_FLOAT:
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nohalo_sharp_level_1_float<float>( out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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/*
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case IM_BANDFMT_DOUBLE:
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nohalo_float<double>( out, p,
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shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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nohalo_sharp_level_1_float<double>( out, p,
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channels_per_pixel, shift_1_pixel, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_COMPLEX:
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nohalo_float<float>( out, p,
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2 * shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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nohalo_sharp_level_1_float<float>( out, p,
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channels_per_pixel * 2, shift_1_pixel * 2, shift_1_row,
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w_times_z,
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x_times_z_over_2,
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w_times_y_over_2,
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x_times_y_over_4 );
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break;
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case IM_BANDFMT_DPCOMPLEX:
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nohalo_float<double>( out, p,
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2 * shift_1_pixel, shift_1_row,
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w_times_z, x_times_z, w_times_y, x_times_y );
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||||
nohalo_sharp_level_1_float<double>( out, p,
|
||||
channels_per_pixel * 2, shift_1_pixel * 2, shift_1_row,
|
||||
w_times_z,
|
||||
x_times_z_over_2,
|
||||
w_times_y_over_2,
|
||||
x_times_y_over_4 );
|
||||
break;
|
||||
*/
|
||||
|
||||
default:
|
||||
g_assert( 0 );
|
||||
break;
|
||||
}
|
||||
}
|
||||
@ -854,7 +1087,10 @@ vips_interpolate_nohalo_class_init( VipsInterpolateNohaloClass *klass )
|
||||
|
||||
interpolate_class->interpolate =
|
||||
vips_interpolate_nohalo_interpolate;
|
||||
interpolate_class->window_size = 5;
|
||||
|
||||
/* Should be 5, but round-to-nearest FIXME above makes this 7.
|
||||
*/
|
||||
interpolate_class->window_size = 7;
|
||||
}
|
||||
|
||||
static void
|
||||
|
||||
Loading…
Reference in New Issue
Block a user