new tlc-sockets procedure to get frame data and paint into the canvas

svn path=/trunk/externals/pdvjtools/; revision=10627

1 files changed, 81 insertions, 142 deletions

diff --git a/pix_preview/pix_preview.cc b/pix_preview/pix_preview.cc
index df744a2..63bb9c3 100644
--- a/pix_preview/pix_preview.cc
+++ b/pix_preview/pix_preview.cc
@@ -1,27 +1,10 @@
-////////////////////////////////////////////////////////
-//
-// GEM - Graphics Environment for Multimedia
-//
-// zmoelnig@iem.kug.ac.at
-//
-// Implementation file
-//
-//    Copyright (c) 1997-1998 Mark Danks.
-//    Copyright (c) Günther Geiger.
-//    Copyright (c) 2001-2002 IOhannes m zmoelnig. forum::für::umläute. IEM
-//    Copyright (c) 2002 James Tittle & Chris Clepper
-//    For information on usage and redistribution, and for a DISCLAIMER OF ALL
-//    WARRANTIES, see the file, "GEM.LICENSE.TERMS" in this distribution.
-//
-/////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////
 //
 //  pix_preview
 //
-//  0409:forum::für::umläute:2000
-//  IOhannes m zmoelnig
-//  mailto:zmoelnig@iem.kug.ac.at
+//  Lluis Gomez i Bigorda
+//  mailto:lluis@artefacte.org
 //
 /////////////////////////////////////////////////////////
 
@@ -30,7 +13,12 @@
 #include <sstream>
 using namespace std;
 #include "stdio.h"
-
+#include <sys/types.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <errno.h>
 
 #include "m_pd.h"
 #include "m_imp.h"
@@ -39,46 +27,15 @@ using namespace std;
 
 #include "pix_preview.h"
 
-int guidebug=0;
-
-#define COLORGRID_SYS_VGUI2(a,b) if (guidebug) \
-                         post(a,b);\
-                         sys_vgui(a,b)
-
-#define COLORGRID_SYS_VGUI3(a,b,c) if (guidebug) \
-                         post(a,b,c);\
-                         sys_vgui(a,b,c)
-
-#define COLORGRID_SYS_VGUI4(a,b,c,d) if (guidebug) \
-                         post(a,b,c,d);\
-                         sys_vgui(a,b,c,d)
+#define initialport 1234
 
-#define COLORGRID_SYS_VGUI5(a,b,c,d,e) if (guidebug) \
-                         post(a,b,c,d,e);\
-                         sys_vgui(a,b,c,d,e)
+int guidebug=1;
 
-#define COLORGRID_SYS_VGUI6(a,b,c,d,e,f) if (guidebug) \
-                         post(a,b,c,d,e,f);\
-                         sys_vgui(a,b,c,d,e,f)
-
-#define COLORGRID_SYS_VGUI7(a,b,c,d,e,f,g) if (guidebug) \
-                         post(a,b,c,d,e,f,g );\
-                         sys_vgui(a,b,c,d,e,f,g)
-
-#define COLORGRID_SYS_VGUI8(a,b,c,d,e,f,g,h) if (guidebug) \
-                         post(a,b,c,d,e,f,g,h );\
-                         sys_vgui(a,b,c,d,e,f,g,h)
-
-#define COLORGRID_SYS_VGUI9(a,b,c,d,e,f,g,h,i) if (guidebug) \
-                         post(a,b,c,d,e,f,g,h,i );\
-                         sys_vgui(a,b,c,d,e,f,g,h,i)
-
-
-    char *fdata="R0lGODlhHAAcAIABAAAAAP///ywAAAAAHAAcAAACGoSPqcvtD6OctNqLs968+w+G4kiW5omm6ooUADs=";
+char *fdata="R0lGODlhHAAcAIABAAAAAP///ywAAAAAHAAcAAACGoSPqcvtD6OctNqLs968+w+G4kiW5omm6ooUADs=";
 
+int pix_preview::counter;
 
 /* base64 conversion*/
-
 static const std::string base64_chars = 
              "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
              "abcdefghijklmnopqrstuvwxyz"
@@ -128,19 +85,6 @@ std::string base64_encode(unsigned char const* bytes_to_encode, unsigned int in_
 }
 
 
-
-
-
-
-
-
-
-
-
-
-
-
-
 CPPEXTERN_NEW_WITH_TWO_ARGS(pix_preview, t_floatarg, A_DEFFLOAT, t_floatarg, A_DEFFLOAT)
 
 
@@ -153,8 +97,11 @@ CPPEXTERN_NEW_WITH_TWO_ARGS(pix_preview, t_floatarg, A_DEFFLOAT, t_floatarg, A_D
   //
   /////////////////////////////////////////////////////////
   pix_preview :: pix_preview(t_floatarg fx, t_floatarg fy)
-{
+{ 
+    counter++;
+    whoami = counter;
   #include "pix_preview.tk2c"
+  sys_vgui("Echo_Server%d %d\n",whoami, 1233+whoami);
   xsize = (int)fx;
   ysize = (int)fy;
   m_csize = 3;
@@ -190,7 +137,28 @@ CPPEXTERN_NEW_WITH_TWO_ARGS(pix_preview, t_floatarg, A_DEFFLOAT, t_floatarg, A_D
 
   m_buffer = new t_atom[m_bufsize];
 
+    widgetwidth = 0;
+    widgetheight = 0;
+
   //m_dataOut = outlet_new(this->x_obj, &s_list);
+
+  // Try to connect (not working now , using connectMes)
+  memset(&hints, 0, sizeof hints);
+    hints.ai_family = AF_UNSPEC;
+    hints.ai_socktype = SOCK_STREAM;
+
+    std::ostringstream ostr;
+    ostr << 1233+whoami;
+    std::string str;
+    str = ostr.str();
+    
+    getaddrinfo("localhost", reinterpret_cast<const char*>(str.c_str()), &hints, &res); 
+
+	fprintf(stderr,"trying to connect...\n");
+  	s = socket(res->ai_family, res->ai_socktype, 0);
+  	connect(s, res->ai_addr, res->ai_addrlen);
+
+    //fprintf(stderr,"We have %d pixpreviews\n",counter);
 }
 
 /////////////////////////////////////////////////////////
@@ -205,6 +173,24 @@ pix_preview :: ~pix_preview()
 // processImage
 //
 /////////////////////////////////////////////////////////
+void pix_preview :: connectMess() 
+{
+  memset(&hints, 0, sizeof hints);
+    hints.ai_family = AF_UNSPEC;
+    hints.ai_socktype = SOCK_STREAM;
+
+    std::ostringstream ostr;
+    ostr << 1233+whoami;
+    std::string str;
+    str = ostr.str();
+    
+    getaddrinfo("localhost", reinterpret_cast<const char*>(str.c_str()), &hints, &res); 
+
+	fprintf(stderr,"trying to connect...\n");
+  	s = socket(res->ai_family, res->ai_socktype, 0);
+  	connect(s, res->ai_addr, res->ai_addrlen);
+}
+
 void pix_preview :: processImage(imageStruct &image)
 {
   int x = m_xsize, y = m_ysize, c = m_csize;
@@ -272,6 +258,7 @@ void pix_preview :: processYUVImage(imageStruct &image)
 void pix_preview :: trigger()
 {
   if (!m_data) return;
+
   
   int n = m_ysize, m = 0;
   int i = 0;
@@ -279,7 +266,7 @@ void pix_preview :: trigger()
   unsigned char *data, *line;
   stringstream sx,sy;
 
-	fprintf (stderr,"%d %d %d %d %d %d \n",xsize, ysize,m_xsize,  m_ysize,oldimagex,oldimagey);
+	//fprintf (stderr,"%d %d %d %d %d %d \n",xsize, ysize,m_xsize,  m_ysize,oldimagex,oldimagey);
 
 	std::string pnm;
 	std::string pnm64;
@@ -291,54 +278,20 @@ void pix_preview :: trigger()
 	pnm += sy.str();
 	pnm += "\n255\n";
 
-	//fprintf (stderr,"%s",pnm.c_str());
-	
-        /*/escriu el contingut de data a un arxiu.*/
-	char* ig_path = "/tmp/pixdump01.pnm";
-  	FILE * fp = fopen(ig_path, "w");
-        fprintf (fp, "P6\n%d %d\n255\n", m_xsize, m_ysize);
   data = line = m_data;
   switch(m_csize){
   case 4:
-/*
-    while (n > 0) {
-      while (m < m_xsize) {
-	int r, g, b, a;
-	r = (int)data[chRed];
-                fprintf (fp, "%c", (char)r);
-	i++;
-	g = (int)data[chGreen];
-                fprintf (fp, "%c", (char)g);
-	i++;
-	b = (int)data[chBlue];
-                fprintf (fp, "%c", (char)b);
-	i++;
-	a = (int)data[chAlpha];
-	i++;
-	m++;
-	data = line + (int)(m_xstep * (float)m);
-      }
-      m = 0;
-      n--;
-      line = m_data + (int)(m_ystep*n);
-      data = line;
-    }
-        fclose (fp);
-*/
     while (n > 0) {
       while (m < m_xsize) {
 	int r, g, b, a;
 	r = (int)data[chRed];
                 pnm += (char)r;
-                fprintf (fp, "%c", (char)r);
 	i++;
 	g = (int)data[chGreen];
                 pnm += (char)g;
-                fprintf (fp, "%c", (char)g);
 	i++;
 	b = (int)data[chBlue];
                 pnm += (char)b;
-                fprintf (fp, "%c", (char)b);
 	i++;
 	a = (int)data[chAlpha];
 	i++;
@@ -350,26 +303,22 @@ void pix_preview :: trigger()
       line = m_data + (int)(m_ystep*n);
       data = line;
     }
-        fclose (fp);
 
 	
 	//std::cout << "NOT encoded: " << pnm << std::endl;
 
 	pnm64 = base64_encode(reinterpret_cast<const unsigned char*>(pnm.c_str()), pnm.length());
-	
 	//std::cout << "encoded: " << pnm64 << std::endl;
+	
+	pnm64 += "\n";
 
-
+	send(s, reinterpret_cast<const unsigned char*>(pnm64.c_str()), pnm64.length(), 0);
 		
-	m_glist = (t_glist *) canvas_getcurrent();
-	
+	//m_glist = (t_glist *) canvas_getcurrent();
 
-	sys_vgui("img%x configure -data {%s}\n", this->x_obj, reinterpret_cast<const unsigned char*>(pnm64.c_str()) );
-//    	image_drawme((pix_preview *)this->x_obj, (t_glist *) this->getCanvas(), 0, m_xsize, m_ysize);
 	sys_vgui(".x%x.c coords %xS %d %d\n",
 		   this->getCanvas(), this->x_obj,
 		   text_xpix(this->x_obj, (t_glist *)this->getCanvas()) + (m_xsize/2), text_ypix(this->x_obj, (t_glist *)this->getCanvas()) + (m_ysize/2));
-		   //fprintf (stderr, "%x %x - %d %d\n",x,(t_object*)x, text_xpix((t_object*)x, glist), text_ypix((t_object*)x, glist));
 	
     break;
   case 2:
@@ -417,6 +366,7 @@ void pix_preview :: trigger()
 void pix_preview :: obj_setupCallback(t_class *classPtr)
 {
   class_addbang(classPtr, (t_method)&pix_preview::triggerMessCallback);
+  class_addmethod(classPtr, (t_method)&pix_preview::connectMessCallback, gensym("connect"), A_NULL);
 }
 
 void pix_preview :: triggerMessCallback(void *data)
@@ -424,37 +374,22 @@ void pix_preview :: triggerMessCallback(void *data)
   GetMyClass(data)->trigger();
 }
 
-
-
-
-/* widget helper functions */
+void pix_preview :: connectMessCallback(void *data)
+{
+  GetMyClass(data)->connectMess();
+}
 
 
 
 
+/* widget helper functions */
 void pix_preview :: image_drawme(pix_preview *x, t_glist *glist, int firsttime, int m_xsize, int m_ysize)
 {
-	char* ig_path = "/tmp/pixdump01.pnm";
        if (firsttime) {
-
-	  sys_vgui("image create photo img%x -data {%s}\n",x,fdata);
-	  sys_vgui(".x%x.c create image %d %d -image img%x -tags %xS\n", 
-		   glist_getcanvas(glist),text_xpix((t_object*)x, glist)+14, text_ypix((t_object*)x, glist)+14,x,x);
-	  //fprintf (stderr, "%x %x - %d %d \n",x,(t_object*)x, text_xpix((t_object*)x, glist), text_ypix((t_object*)x, glist));
+	  sys_vgui("image create photo imgPREVIEW%d -data {%s}\n",x->counter,fdata);
+	  fprintf(stderr,"image create photo imgPREVIEW%d -data {%s}\n",x->counter,fdata);
+	  sys_vgui(".x%x.c create image %d %d -image imgPREVIEW%d -tags %xS\n", glist_getcanvas(glist),text_xpix((t_object*)x, glist)+14, text_ypix((t_object*)x, glist)+14,x->counter,x);
      }     
-     else {
-            sys_vgui(".x%x.c delete %xS\n", glist_getcanvas(glist), x);
-            sys_vgui(".x%x.c delete img%x\n", glist_getcanvas(glist), x);
-        sys_vgui("image create photo img%x -file %s\n",x,ig_path);
-        sys_vgui(".x%x.c create image %d %d -image img%x -tags %xS\n",
-		   glist_getcanvas(glist),text_xpix((t_object*)x, glist)+(m_xsize/2), text_ypix((t_object*)x, glist)+(m_ysize/2),x,x);
-	  //sys_vgui(".x%x.c coords %xS \
-%d %d\n",
-	//	   glist_getcanvas(glist), x,
-	//	   text_xpix((t_object*)x, glist), text_ypix((t_object*)x, glist));
-		   //fprintf (stderr, "%x %x - %d %d\n",x,(t_object*)x, text_xpix((t_object*)x, glist), text_ypix((t_object*)x, glist));
-     }
-
 }
 
 void pix_preview :: image_erase(pix_preview* x,t_glist* glist)
@@ -462,7 +397,6 @@ void pix_preview :: image_erase(pix_preview* x,t_glist* glist)
      int n;
      sys_vgui(".x%x.c delete %xS\n",
 	      glist_getcanvas(glist), x);
-
 }
 	
 
@@ -473,15 +407,13 @@ void pix_preview :: image_getrect(t_gobj *z, t_glist *glist,
     int *xp1, int *yp1, int *xp2, int *yp2)
 {    
     int width, height;
-    pix_preview* x = (pix_preview*)z;
+    pix_preview *x = (pix_preview *)z;
 
 
-    width = 250;
-    height = 50;
     *xp1 = text_xpix((t_object*)x, glist);
     *yp1 = text_ypix((t_object*)x, glist);
-    *xp2 = text_xpix((t_object*)x, glist) + width;
-    *yp2 = text_ypix((t_object*)x, glist) + height;
+    *xp2 = text_xpix((t_object*)x, glist) + x->widgetwidth;
+    *yp2 = text_ypix((t_object*)x, glist) + x->widgetheight;
 }
 
 void pix_preview :: image_displace(t_gobj *z, t_glist *glist,
@@ -500,7 +432,9 @@ void pix_preview :: image_displace(t_gobj *z, t_glist *glist,
 }
 
 void pix_preview :: image_select(t_gobj *z, t_glist *glist, int state)
-{     t_object *x = (t_object *)z;
+ {   
+     t_object *x = (t_object *)z;
+     pix_preview *s = (pix_preview *)z;
      if (state) {
 	  sys_vgui(".x%x.c create rectangle \
 %d %d %d %d -tags %xSEL -outline blue\n",
@@ -508,10 +442,14 @@ void pix_preview :: image_select(t_gobj *z, t_glist *glist, int state)
 		   text_xpix(x, glist), text_ypix(x, glist),
 		   text_xpix(x, glist) + 25, text_ypix(x, glist) + 25,
 		   x);
+    	s->widgetwidth = 28;
+    	s->widgetheight = 28;
      }
      else {
 	  sys_vgui(".x%x.c delete %xSEL\n",
 		   glist_getcanvas(glist), x);
+    	s->widgetwidth = 0;
+    	s->widgetheight = 0;
      }
 }
 
@@ -535,5 +473,6 @@ void pix_preview :: image_vis(t_gobj *z, t_glist *glist, int vis)
     pix_preview* s = (pix_preview*)z;
     if (vis)
 	 image_drawme(s, glist, 1, 28, 28);
+  
 }