shallow zip-file copy from codec2 e9d726bf20

1 files changed, 58 insertions, 0 deletions

diff --git a/misc/speexnoisesup.c b/misc/speexnoisesup.c
new file mode 100644
index 0000000..7328235
--- /dev/null
+++ b/misc/speexnoisesup.c
@@ -0,0 +1,58 @@
+/*----------------------------------------------------------------------------*\
+
+  FILE....: speexnoisesup.c
+  AUTHOR..: David Rowe
+  CREATED.: Sun 22 June 2014
+
+  File I/O based test program for Speex pre-processor, used for
+  initial testing of Speech noise suppression.
+
+\*----------------------------------------------------------------------------*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include <stdint.h>
+#include <speex/speex_preprocess.h>
+
+#define    N          80
+#define    FS       8000
+
+int main(int argc, char *argv[]) {
+    FILE *fin, *fout;
+    short buf[N];
+    SpeexPreprocessState *st;
+
+    if (argc < 2) {
+	    printf("usage: %s InFile OutFile\n", argv[0]);
+	    exit(0);
+    }
+
+    if (strcmp(argv[1], "-")  == 0) fin = stdin;
+    else if ( (fin = fopen(argv[1],"rb")) == NULL ) {
+        fprintf(stderr, "Error opening %s\n", argv[1]);
+        exit(1);
+    }
+
+    if (strcmp(argv[2], "-") == 0) fout = stdout;
+    else if ((fout = fopen(argv[2],"wb")) == NULL) {
+	    fprintf(stderr, "Error opening %s\n", argv[2]);
+	    exit(1);
+    }
+
+    st = speex_preprocess_state_init(N, FS);
+
+    while(fread(buf, sizeof(short), N, fin) == N) {
+        speex_preprocess_run(st, buf);
+	    fwrite(buf, sizeof(short), N, fout);
+        if (fout == stdout) fflush(stdout);
+    }
+
+    speex_preprocess_state_destroy(st);
+
+    fclose(fin);
+    fclose(fout);
+
+    return 0;
+}