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-rw-r--r--util/spkmodem_recv/spkmodem-recv.c23
1 files changed, 3 insertions, 20 deletions
diff --git a/util/spkmodem_recv/spkmodem-recv.c b/util/spkmodem_recv/spkmodem-recv.c
index 24f1354f..be91c836 100644
--- a/util/spkmodem_recv/spkmodem-recv.c
+++ b/util/spkmodem_recv/spkmodem-recv.c
@@ -1,20 +1,6 @@
-/* spkmodem-recv.c - decode spkmodem signals */
-/*
- * Copyright (C) 2013 Free Software Foundation, Inc.
- *
- * spkmodem-recv 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.
- *
- * spkmodem-recv 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 spkmodem-recv. If not, see <http://www.gnu.org/licenses/>.
- */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* SPDX-FileCopyrightText: 2013 Free Software Foundation, Inc. */
+/* Usage: parec --channels=1 --rate=48000 --format=s16le | ./spkmodem-recv */
#include <err.h>
#include <errno.h>
@@ -23,9 +9,6 @@
#include <string.h>
#include <unistd.h>
-/* Compilation: cc -o spkmodem-recv spkmodem-recv.c */
-/* Usage: parec --channels=1 --rate=48000 --format=s16le | ./spkmodem-recv */
-
#define SAMPLES_PER_FRAME 240
#define MAX_SAMPLES (2 * SAMPLES_PER_FRAME)
#define FREQ_SEP_MIN 5