mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-18 07:47:17 +00:00
27 lines
798 B
C
27 lines
798 B
C
#ifndef _MONOSCOPE_H
|
|
#define _MONOSCOPE_H
|
|
|
|
#include <glib.h>
|
|
#include "convolve.h"
|
|
|
|
#define convolver_depth 8
|
|
#define convolver_small (1 << convolver_depth)
|
|
#define convolver_big (2 << convolver_depth)
|
|
#define scope_width 256
|
|
#define scope_height 128
|
|
|
|
struct monoscope_state {
|
|
short copyEq[convolver_big];
|
|
int avgEq[convolver_small]; /* a running average of the last few. */
|
|
int avgMax; /* running average of max sample. */
|
|
guint32 display[scope_width * scope_height];
|
|
|
|
convolve_state *cstate;
|
|
guint32 colors[scope_height / 2];
|
|
};
|
|
|
|
struct monoscope_state * monoscope_init (guint32 resx, guint32 resy);
|
|
guint32 * monoscope_update (struct monoscope_state * stateptr, gint16 data [convolver_big]);
|
|
void monoscope_close (struct monoscope_state * stateptr);
|
|
|
|
#endif
|