added ability to change udpreceive's port after creation and improved help file.

externals/mrpeach/net/udpreceive~-help.pd

-#N canvas 221 129 767 415 10;
-#N canvas 874 257 494 344 META 0;
-#X text 12 155 HELP_PATCH_AUTHORS "pd meta" information added by Jonathan
+#N canvas 221 129 832 415 10;
+#N canvas 872 257 494 344 META 0;
+#X text 12 188 HELP_PATCH_AUTHORS "pd meta" information added by Jonathan
 Wilkes for Pd version 0.42.;
 #X text 12 25 LICENSE GPL v2 or later;
-#X text 12 135 AUTHOR Martin Peach;
 #X text 12 5 KEYWORDS control network;
 #X text 12 45 DESCRIPTION receive datagrams over a udp connection and
 outputs them as a signal;
-#X restore 695 379 pd META;
-#X obj 522 267 print udpreceive~;
-#X symbolatom 177 354 10 0 0 0 - - -;
-#X floatatom 211 288 5 0 0 0 - - -;
-#X floatatom 246 267 7 0 0 0 - - -;
-#X floatatom 280 332 9 0 0 0 - - -;
-#X obj 177 313 prepend set;
-#X text 147 287 channels:;
-#X text 131 353 format:;
-#X text 231 331 bitrate:;
-#X text 182 266 framesize:;
-#X floatatom 315 289 9 0 0 0 - - -;
-#X floatatom 349 267 9 0 0 0 - - -;
-#X floatatom 384 310 5 0 0 0 - - -;
-#X floatatom 418 289 5 0 0 0 - - -;
-#X text 258 288 overflow:;
-#X text 289 266 underflow:;
-#X text 323 309 queuesize:;
-#X text 370 288 average:;
-#X msg 35 58 info;
-#X msg 15 38 reset;
-#X text 68 57 status info to rightmost outlet;
-#X text 53 37 reset underflow & overflow counters;
-#X floatatom 210 169 3 0 0 0 - - -;
-#X floatatom 233 169 3 0 0 0 - - -;
-#X floatatom 256 169 3 0 0 0 - - -;
-#X floatatom 279 169 3 0 0 0 - - -;
-#X floatatom 303 169 5 0 0 0 - - -;
-#X obj 210 143 unpack 0 0 0 0 0;
-#X text 173 168 from:;
-#X obj 82 152 dac~ 1 2;
-#X floatatom 453 332 9 0 0 0 - - -;
-#X text 401 331 packets:;
-#X text 348 142 To communicate \, a [udpreceive~] and [udpsend~] pair
+#X text 12 161 AUTHOR Martin Peach with additional features by Ivica
+Ico Bukvic;
+#X text 11 76 INLET_0 signal port reset info buffer;
+#X text 11 99 OUTLET_N incoming signal over network (variable);
+#X text 11 124 OUTLET_R last three outlets are for signal level \,
+object status \, and incoming data packet address info;
+#X restore 753 382 pd META;
+#X obj 580 270 print udpreceive~;
+#X symbolatom 235 357 10 0 0 0 - - -;
+#X floatatom 269 291 5 0 0 0 - - -;
+#X floatatom 304 270 7 0 0 0 - - -;
+#X floatatom 338 335 9 0 0 0 - - -;
+#X obj 235 316 prepend set;
+#X text 205 290 channels:;
+#X text 189 356 format:;
+#X text 289 334 bitrate:;
+#X text 240 269 framesize:;
+#X floatatom 373 292 9 0 0 0 - - -;
+#X floatatom 407 270 9 0 0 0 - - -;
+#X floatatom 442 313 5 0 0 0 - - -;
+#X floatatom 476 292 5 0 0 0 - - -;
+#X text 316 291 overflow:;
+#X text 347 269 underflow:;
+#X text 381 312 queuesize:;
+#X text 428 291 average:;
+#X msg 93 61 info;
+#X msg 73 41 reset;
+#X text 126 60 status info to rightmost outlet;
+#X text 111 40 reset underflow & overflow counters;
+#X floatatom 268 172 3 0 0 0 - - -;
+#X floatatom 291 172 3 0 0 0 - - -;
+#X floatatom 314 172 3 0 0 0 - - -;
+#X floatatom 337 172 3 0 0 0 - - -;
+#X floatatom 361 172 5 0 0 0 - - -;
+#X obj 268 146 unpack 0 0 0 0 0;
+#X text 231 171 from:;
+#X obj 140 155 dac~ 1 2;
+#X floatatom 511 335 9 0 0 0 - - -;
+#X text 459 334 packets:;
+#X text 406 145 To communicate \, a [udpreceive~] and [udpsend~] pair
 must have the same number of channels and the same blocksize. Also
 [udpsend~] must [connect( to the port on which [udpreceive~] is listening.
 ;
-#X msg 56 79 buffer 2;
-#X text 118 78 set number of frames to buffer before playback;
-#X obj 177 230 route format channels framesize bitrate overflow underflow
+#X msg 113 81 buffer 2;
+#X text 176 81 set number of frames to buffer before playback;
+#X obj 235 233 route format channels framesize bitrate overflow underflow
 queuesize average packets tag_errors;
-#X floatatom 487 310 9 0 0 0 - - -;
-#X text 421 309 tag errors:;
-#X obj 144 181 env~;
-#X floatatom 144 204 9 0 0 0 - - -;
-#X text 204 193 The rightmost signal outlet outputs 1 if the stream
+#X floatatom 545 313 9 0 0 0 - - -;
+#X text 479 312 tag errors:;
+#X obj 202 184 env~;
+#X floatatom 202 207 9 0 0 0 - - -;
+#X text 262 196 The rightmost signal outlet outputs 1 if the stream
 is valid \, else 0;
-#X text 420 77 Arguments: port \, channels \, blocksize \, multicast_address.
+#X text 478 80 Arguments: port \, channels \, blocksize \, multicast_address.
 Blocksize should match [udpsend~]. multicast_address is optional. Arguments
 must be in that order.;
-#X obj 81 121 udpreceive~ 9999 2 512;
-#X text 221 120 receives 2 channels on port 9999 Same blocksize as
+#X obj 139 124 udpreceive~ 9999 2 512;
+#X text 279 123 receives 2 channels on port 9999 Same blocksize as
 udpsend~;
+#X msg 53 21 port 9000;
+#X text 114 20 change port after creation;
 #X connect 6 0 2 0;
 #X connect 19 0 43 0;
 #X connect 20 0 43 0;
@@ -86,3 +93,4 @@ udpsend~;
 #X connect 43 2 39 0;
 #X connect 43 3 36 0;
 #X connect 43 4 28 0;
+#X connect 45 0 43 0;

externals/mrpeach/net/udpreceive~.c

@@ -389,6 +389,11 @@ static int udpreceive_tilde_createsocket(t_udpreceive_tilde* x, char *address, i
     return 1;
 }
 
+static int udpreceive_tilde_setsocket(t_udpreceive_tilde* x, t_float portno)
+{
+	udpreceive_tilde_createsocket(x, x->x_addr_name, (int)portno);
+}
+
 /* Queue is 1 to 16 frames long */
 #define QUEUESIZE (int)((x->x_framein + DEFAULT_AUDIO_BUFFER_FRAMES - x->x_frameout) % DEFAULT_AUDIO_BUFFER_FRAMES)
 /* Block is a set of sample vectors inside a frame, one vector per channel */
@@ -795,6 +800,7 @@ void udpreceive_tilde_setup(void)
     class_addmethod(udpreceive_tilde_class, (t_method)udpreceive_tilde_dsp, gensym("dsp"), 0);
     class_addmethod(udpreceive_tilde_class, (t_method)udpreceive_tilde_reset, gensym("reset"), A_DEFFLOAT, 0);
     class_addmethod(udpreceive_tilde_class, (t_method)udpreceive_tilde_reset, gensym("buffer"), A_DEFFLOAT, 0);
+    class_addmethod(udpreceive_tilde_class, (t_method)udpreceive_tilde_setsocket, gensym("port"), A_DEFFLOAT, 0);
     post("udpreceive~ v%s, (c) 2004 Olaf Matthes, 2010 Martin Peach", VERSION);
 
     ps_format = gensym("format");