1 files changed, 41 insertions, 0 deletions
diff --git a/abstractions/pdp_contrast.pd b/abstractions/pdp_contrast.pd
new file mode 100644
index 0000000..4aaa0d3
--- /dev/null
+++ b/abstractions/pdp_contrast.pd
@@ -0,0 +1,41 @@
+#N canvas 700 349 450 324 10;
+#X obj 42 159 pdp_sthresh;
+#X obj 42 261 pdp_gain;
+#X msg 100 211 -1;
+#X obj 100 235 /;
+#X obj 189 196 - 1;
+#X obj 189 168 * 2;
+#X text 10 -1 contrast enhancement (works on YCrCb and greyscale);
+#X obj 170 117 moses 0.49;
+#X msg 235 141 0.49;
+#X obj 170 94 / 2;
+#X msg 87 101 chanmask 1;
+#X obj 170 46 loadbang;
+#X obj 170 69 f \$1;
+#X obj 42 47 inlet;
+#X obj 238 47 inlet;
+#X obj 42 285 outlet;
+#X text 11 13 i.e. to process the output of pdp_agc;
+#X obj 170 142 f;
+#X obj 42 185 pdp_t p b;
+#X connect 0 0 18 0;
+#X connect 1 0 15 0;
+#X connect 2 0 3 0;
+#X connect 3 0 1 1;
+#X connect 4 0 3 1;
+#X connect 5 0 4 0;
+#X connect 7 0 17 0;
+#X connect 7 1 8 0;
+#X connect 8 0 17 0;
+#X connect 9 0 7 0;
+#X connect 10 0 1 0;
+#X connect 10 0 0 0;
+#X connect 11 0 10 0;
+#X connect 11 0 12 0;
+#X connect 12 0 9 0;
+#X connect 13 0 0 0;
+#X connect 14 0 9 0;
+#X connect 17 0 0 1;
+#X connect 17 0 5 0;
+#X connect 18 0 1 0;
+#X connect 18 1 2 0;