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-rw-r--r--modules/pdp_conv.c325
1 files changed, 325 insertions, 0 deletions
diff --git a/modules/pdp_conv.c b/modules/pdp_conv.c
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--- /dev/null
+++ b/modules/pdp_conv.c
@@ -0,0 +1,325 @@
+/*
+ * 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_mmx.h"
+
+
+typedef struct pdp_conv_struct
+{
+ t_object x_obj;
+ t_float x_f;
+
+ t_outlet *x_outlet0;
+
+
+ int x_packet0;
+ int x_dropped;
+ int x_queue_id;
+
+ 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_yv12(t_pdp_conv *x)
+{
+ t_pdp *header0 = pdp_packet_header(x->x_packet0);
+ void *data0 = pdp_packet_data (x->x_packet0);
+
+ unsigned int w = header0->info.image.width;
+ unsigned int h = header0->info.image.height;
+
+ unsigned int size = w*h;
+ unsigned int v_offset = size;
+ unsigned int u_offset = size + (size >> 2) ;
+
+
+ unsigned int i,j;
+ unsigned int nbpasses = x->x_nbpasses;
+
+ short int * idata = (short int *)data0;
+
+ int orient;
+
+
+
+
+ orient = PDP_IMAGEPROC_CONV_VERTICAL;
+ if (x->x_vertical){
+ pdp_imageproc_conv_process(x->x_convolver_ver, idata, w, h, orient, nbpasses);
+ pdp_imageproc_conv_process(x->x_convolver_ver, idata+v_offset, w>>1, h>>1, orient, nbpasses);
+ pdp_imageproc_conv_process(x->x_convolver_ver, idata+u_offset, w>>1, h>>1, orient, nbpasses);
+ }
+
+
+
+ orient = PDP_IMAGEPROC_CONV_HORIZONTAL;
+ if (x->x_horizontal){
+ pdp_imageproc_conv_process(x->x_convolver_hor, idata, w, h, orient, nbpasses);
+ pdp_imageproc_conv_process(x->x_convolver_hor, idata+v_offset, w>>1, h>>1, orient, nbpasses);
+ pdp_imageproc_conv_process(x->x_convolver_hor, idata+u_offset, w>>1, h>>1, orient, nbpasses);
+ }
+
+
+ return;
+
+
+}
+static void pdp_conv_process_grey(t_pdp_conv *x)
+{
+ t_pdp *header0 = pdp_packet_header(x->x_packet0);
+ void *data0 = pdp_packet_data (x->x_packet0);
+
+ unsigned int w = header0->info.image.width;
+ unsigned int h = header0->info.image.height;
+
+ unsigned int size = w*h;
+
+
+ unsigned int i,j;
+ unsigned int nbpasses = x->x_nbpasses;
+
+ short int * idata = (short int *)data0;
+
+ int orient;
+
+ if (x->x_vertical){
+ orient = PDP_IMAGEPROC_CONV_VERTICAL;
+ pdp_imageproc_conv_process(x->x_convolver_ver, idata, w, h, orient, nbpasses);
+ }
+
+ if (x->x_horizontal){
+ orient = PDP_IMAGEPROC_CONV_HORIZONTAL;
+ pdp_imageproc_conv_process(x->x_convolver_hor, idata, w, h, orient, nbpasses);
+ }
+
+
+}
+
+static void pdp_conv_process(t_pdp_conv *x)
+{
+ t_pdp *header0 = pdp_packet_header(x->x_packet0);
+
+ /* check data packets */
+
+ if ((header0) && (PDP_IMAGE == header0->type)){
+
+ /* pdp_conv_process inputs and write into active inlet */
+ switch(header0->info.image.encoding){
+
+ case PDP_IMAGE_YV12:
+ pdp_conv_process_yv12(x);
+ break;
+
+ case PDP_IMAGE_GREY:
+ pdp_conv_process_grey(x);
+ break;
+
+ default:
+ break;
+ /* don't know the type, so dont process */
+
+ }
+ }
+
+}
+
+
+static void pdp_conv_sendpacket(t_pdp_conv *x)
+{
+ /* unregister and propagate if valid packet */
+ pdp_pass_if_valid(x->x_outlet0, &x->x_packet0);
+}
+
+static void pdp_conv_input_0(t_pdp_conv *x, t_symbol *s, t_floatarg f)
+{
+
+ int p = (int)f;
+ int passes, i;
+
+ if (s== gensym("register_rw")) x->x_dropped = pdp_packet_copy_rw_or_drop(&x->x_packet0, p);
+
+
+ if ((s == gensym("process")) && (-1 != x->x_packet0) && (!x->x_dropped)){
+
+ /* add the process method and callback to the process queue */
+
+ pdp_queue_add(x, pdp_conv_process, pdp_conv_sendpacket, &x->x_queue_id);
+ }
+
+}
+
+
+
+
+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_queue_finish(x->x_queue_id);
+ pdp_imageproc_conv_delete(x->x_convolver_hor);
+ pdp_imageproc_conv_delete(x->x_convolver_ver);
+ pdp_packet_mark_unused(x->x_packet0);
+
+}
+
+/* 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);
+
+ inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("passes"));
+
+ x->x_outlet0 = outlet_new(&x->x_obj, &s_anything);
+
+ x->x_packet0 = -1;
+ x->x_queue_id = -1;
+ 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_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);
+
+
+ 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);
+
+ class_addmethod(pdp_conv_class, (t_method)pdp_conv_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL);
+
+}
+
+#ifdef __cplusplus
+}
+#endif
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