diff options
Diffstat (limited to 'modules/image_basic/pdp_conv.c')
| -rw-r--r-- | modules/image_basic/pdp_conv.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/modules/image_basic/pdp_conv.c b/modules/image_basic/pdp_conv.c new file mode 100644 index 0000000..dfce381 --- /dev/null +++ b/modules/image_basic/pdp_conv.c @@ -0,0 +1,212 @@ +/* + * Pure Data Packet module. + * Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + + + +#include "pdp.h" +#include "pdp_imagebase.h" + + +typedef struct pdp_conv_struct +{ + t_pdp_imagebase x_base; + + + unsigned int x_nbpasses; + bool x_horizontal; + bool x_vertical; + + void *x_convolver_hor; + void *x_convolver_ver; + +} t_pdp_conv; + + + +static void pdp_conv_process(t_pdp_conv *x) +{ + int p = pdp_base_get_packet(x, 0); + u32 mask = pdp_imagebase_get_chanmask(x); + + if (x->x_vertical){ + pdp_imageproc_conv_setnbpasses(x->x_convolver_ver, x->x_nbpasses); + pdp_imageproc_dispatch_1buf(&pdp_imageproc_conv_process, x->x_convolver_ver, mask, p); + } + + if (x->x_horizontal){ + pdp_imageproc_conv_setnbpasses(x->x_convolver_hor, x->x_nbpasses); + pdp_imageproc_dispatch_1buf(&pdp_imageproc_conv_process, x->x_convolver_hor, mask, p); + } + +} + + + +static void pdp_conv_passes(t_pdp_conv *x, t_floatarg f) +{ + int passes = (int)f; + passes = passes < 0 ? 0 : passes; + x->x_nbpasses = passes; + +} +static void pdp_conv_hor(t_pdp_conv *x, t_floatarg f) +{ + int hor = (int)f; + x->x_horizontal = (hor != 0); + +} +static void pdp_conv_ver(t_pdp_conv *x, t_floatarg f) +{ + int ver = (int)f; + x->x_vertical = (ver != 0); +} +static void pdp_conv_free(t_pdp_conv *x) +{ + pdp_imagebase_free(x); + pdp_imageproc_conv_delete(x->x_convolver_hor); + pdp_imageproc_conv_delete(x->x_convolver_ver); +} + +/* setup hmask */ + +static void pdp_conv_hleft(t_pdp_conv *x, t_floatarg f) +{ + pdp_imageproc_conv_setmin1(x->x_convolver_hor, f); + +} +static void pdp_conv_hmiddle(t_pdp_conv *x, t_floatarg f) +{ + pdp_imageproc_conv_setzero(x->x_convolver_hor, f); +} +static void pdp_conv_hright(t_pdp_conv *x, t_floatarg f) +{ + pdp_imageproc_conv_setplus1(x->x_convolver_hor, f); +} + +static void pdp_conv_hmask(t_pdp_conv *x, t_floatarg l, t_floatarg m, t_floatarg r) +{ + pdp_conv_hleft(x, l); + pdp_conv_hmiddle(x, m); + pdp_conv_hright(x, r); +} + +static void pdp_conv_vtop(t_pdp_conv *x, t_floatarg f) +{ + pdp_imageproc_conv_setmin1(x->x_convolver_ver, f); +} +static void pdp_conv_vmiddle(t_pdp_conv *x, t_floatarg f) +{ + pdp_imageproc_conv_setzero(x->x_convolver_ver, f); + +} +static void pdp_conv_vbottom(t_pdp_conv *x, t_floatarg f) +{ + pdp_imageproc_conv_setplus1(x->x_convolver_ver, f); +} + +static void pdp_conv_vmask(t_pdp_conv *x, t_floatarg l, t_floatarg m, t_floatarg r) +{ + pdp_conv_vtop(x, l); + pdp_conv_vmiddle(x, m); + pdp_conv_vbottom(x, r); +} + + +static void pdp_conv_mask(t_pdp_conv *x, t_floatarg l, t_floatarg m, t_floatarg r) +{ + pdp_conv_hmask(x, l, m, r); + pdp_conv_vmask(x, l, m, r); +} + +t_class *pdp_conv_class; + + + +void *pdp_conv_new(void) +{ + t_pdp_conv *x = (t_pdp_conv *)pd_new(pdp_conv_class); + + /* super init */ + pdp_imagebase_init(x); + + /* inlets & outlets */ + pdp_base_add_gen_inlet(x, gensym("float"), gensym("passes")); + pdp_base_add_pdp_outlet(x); + + /* register */ + pdp_base_set_process_method(x, (t_pdp_method)pdp_conv_process); + + x->x_nbpasses = 1; + x->x_horizontal = true; + x->x_vertical = true; + + x->x_convolver_hor = pdp_imageproc_conv_new(); + x->x_convolver_ver = pdp_imageproc_conv_new(); + + pdp_imageproc_conv_setbordercolor(x->x_convolver_hor, 0); + pdp_imageproc_conv_setbordercolor(x->x_convolver_ver, 0); + + pdp_imageproc_conv_setorientation(x->x_convolver_hor, PDP_IMAGEPROC_CONV_HORIZONTAL); + pdp_imageproc_conv_setorientation(x->x_convolver_ver, PDP_IMAGEPROC_CONV_VERTICAL); + + pdp_conv_mask(x, .25,.5,.25); + + return (void *)x; +} + + +#ifdef __cplusplus +extern "C" +{ +#endif + + +void pdp_conv_setup(void) +{ + + + pdp_conv_class = class_new(gensym("pdp_conv"), (t_newmethod)pdp_conv_new, + (t_method)pdp_conv_free, sizeof(t_pdp_conv), 0, A_NULL); + + pdp_imagebase_setup(pdp_conv_class); + + class_addmethod(pdp_conv_class, (t_method)pdp_conv_passes, gensym("passes"), A_DEFFLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_hor, gensym("hor"), A_DEFFLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_ver, gensym("ver"), A_DEFFLOAT, A_NULL); + + class_addmethod(pdp_conv_class, (t_method)pdp_conv_hleft, gensym("hleft"), A_DEFFLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_hmiddle, gensym("hmiddle"), A_DEFFLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_hright, gensym("hright"), A_DEFFLOAT, A_NULL); + + class_addmethod(pdp_conv_class, (t_method)pdp_conv_vtop, gensym("vtop"), A_DEFFLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_vmiddle, gensym("vmiddle"), A_DEFFLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_vbottom, gensym("vbottom"), A_DEFFLOAT, A_NULL); + + class_addmethod(pdp_conv_class, (t_method)pdp_conv_vmask, gensym("vmask"), A_FLOAT, A_FLOAT, A_FLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_hmask, gensym("hmask"), A_FLOAT, A_FLOAT, A_FLOAT, A_NULL); + class_addmethod(pdp_conv_class, (t_method)pdp_conv_mask, gensym("mask"), A_FLOAT, A_FLOAT, A_FLOAT, A_NULL); + + + +} + +#ifdef __cplusplus +} +#endif |