I'm too lazy to comment this

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1 files changed, 47 insertions, 0 deletions

diff --git a/gst/monoscope/convolve.h b/gst/monoscope/convolve.h
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+/* convolve.h: Header for convolutions.
+ *
+ *  Copyright (C) 1999 Ralph Loader <suckfish@ihug.co.nz>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef CONVOLVE_H
+#define CONVOLVE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* convolve_match takes two blocks, one twice the size of the other.  The
+ * sizes of these are CONVOLVE_BIG and CONVOLVE_SMALL respectively. */
+#define CONVOLVE_DEPTH 8
+#define CONVOLVE_SMALL (1 << CONVOLVE_DEPTH)
+#define CONVOLVE_BIG (CONVOLVE_SMALL * 2)
+
+/* Convolution stuff */
+typedef struct _struct_convolve_state convolve_state;
+
+convolve_state *convolve_init (void);
+void convolve_close (convolve_state * state);
+
+int convolve_match (const int * lastchoice,
+		    const short int * input,
+		    convolve_state * state);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif