#N canvas 533 119 904 423 10;
#X text 451 8 GEM object;
#X obj 8 270 cnv 15 430 80 empty empty empty 20 12 0 14 -233017 -66577
0;
#X text 39 271 Inlets:;
#X text 34 306 Outlets:;
#X obj 8 231 cnv 15 430 30 empty empty empty 20 12 0 14 -195568 -66577
0;
#X text 17 230 Arguments:;
#X obj 7 56 cnv 15 430 170 empty empty empty 20 12 0 14 -233017 -66577
0;
#X obj 449 57 cnv 15 440 220 empty empty empty 20 12 0 14 -228992 -66577
0;
#X text 453 40 Example:;
#X obj 484 204 cnv 15 100 60 empty empty empty 20 12 0 14 -195568 -66577
0;
#N canvas 0 50 450 300 gemwin 0;
#X obj 132 136 gemwin;
#X obj 67 89 outlet;
#X obj 67 10 inlet;
#X obj 67 41 route create;
#X msg 67 70 set destroy;
#X msg 142 68 set create;
#X msg 132 112 create \, 1;
#X msg 198 112 destroy;
#X connect 2 0 3 0;
#X connect 3 0 4 0;
#X connect 3 0 6 0;
#X connect 3 1 5 0;
#X connect 3 1 7 0;
#X connect 4 0 1 0;
#X connect 5 0 1 0;
#X connect 6 0 0 0;
#X connect 7 0 0 0;
#X restore 489 243 pd gemwin;
#X msg 489 224 destroy;
#X text 485 203 Create window:;
#X obj 450 84 cnv 15 230 60 empty empty empty 20 12 0 14 -24198 -66577
0;
#X obj 451 64 gemhead;
#X text 71 31 Class: pix object;
#X text 63 283 Inlet 1: gemlist;
#X text 63 241 <i:ID> <i:width> <i:height> <colorspace>;
#X text 446 284 see also:;
#X text 18 127 [pix_share_write] and [pix_share_read] need not be in
the same instance of Pd. However all objects need to have access to
the same memory (they probably need to run on the same computer);
#X obj 451 154 pix_texture;
#X obj 451 175 square;
#X text 15 181 [pix_share_read] needs to know the image-dimensions
(and color-space) in advance. The color-space can be given as a symbol
("RGBA" \, "YUV" \, "Grey") or as pixel-width (4 \, 2 \, 1);
#X text 18 72 [pix_share_read] will create (if needed) a portion of
shared memory - identified by a given ID - where it can read pix-data
from. This data needs to be written by a [pix_share_write] object (referencing
to the same ID).;
#X text 29 56 Description: read pixels from a shared memory region
;
#X text 50 12 Synopsis: [pix_share_read];
#X text 446 333 Run the [pix_share_write] help-patch;
#X text 446 347 in a different Pd instance on your;
#X text 447 361 machine to see the effect.;
#X obj 519 285 pix_share_write 322 1 1 1;
#X text 117 299 set <ID> <width> <height> <colorspace>;
#X msg 510 94 set 323 256 256 RGBA;
#X obj 634 182 sel 0;
#X msg 634 204 shmem segment successfully created;
#X msg 670 182 can't create shmem segment error \$1;
#X obj 634 158 route error;
#X obj 634 226 print pix_share_read;
#X text 56 321 Outlet 1: gemlist;
#X text 56 334 Outlet 2: error number \, 0=no error;
#X obj 451 119 pix_share_read;
#X text 543 118 arguments are optional;
#X msg 666 93 set memory_name 256 256 RGBA;
#X text 669 74 also work with symbol :;
#X connect 10 0 11 0;
#X connect 11 0 10 0;
#X connect 14 0 39 0;
#X connect 20 0 21 0;
#X connect 31 0 39 0;
#X connect 32 0 33 0;
#X connect 32 1 34 0;
#X connect 33 0 36 0;
#X connect 34 0 36 0;
#X connect 35 0 32 0;
#X connect 39 0 20 0;
#X connect 39 1 35 0;
#X connect 41 0 39 0;
