Remove static structures: you can now have multiple monoscopes, and they'll actually display different things. :)

Original commit message from CVS:
Remove static structures: you can now have multiple monoscopes, and they'll
actually display different things. :)

1 files changed, 17 insertions, 3 deletions

diff --git a/gst/monoscope/monoscope.h b/gst/monoscope/monoscope.h
index 29fdf10c..1a2a29f5 100644
--- a/gst/monoscope/monoscope.h
+++ b/gst/monoscope/monoscope.h
@@ -2,9 +2,23 @@
 #define _MONOSCOPE_H
 
 #include <glib.h>
+#include "convolve.h"
 
-void monoscope_init (guint32 resx, guint32 resy);
-guint32 * monoscope_update (gint16 data [512]);
-void monoscope_close ();
+#define scope_width 256
+#define scope_height 128
+
+struct monoscope_state {
+    gint16 copyEq[CONVOLVE_BIG];
+    int avgEq[CONVOLVE_SMALL];      // a running average of the last few.
+    int avgMax;                     // running average of max sample.
+    guint32 display[(scope_width + 1) * (scope_height + 1)];
+
+    convolve_state *cstate;
+    guint32 colors[64];
+};
+
+struct monoscope_state * monoscope_init (guint32 resx, guint32 resy);
+guint32 * monoscope_update (struct monoscope_state * stateptr, gint16 data [512]);
+void monoscope_close (struct monoscope_state * stateptr);
 
 #endif