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authordrowe67 <[email protected]>2023-07-14 10:33:23 +0930
committerGitHub <[email protected]>2023-07-14 10:33:23 +0930
commit6588e77f38bdebd7adffe091b22e7760d95d0ccb (patch)
treee015b6d01db10ff219f5d1cf49eb3dcadb7dbe48 /misc/pre.c
parentac7c48b4dee99d4c772f133d70d8d1b38262fcd2 (diff)
parent98992bc3585124981450659394d6f84032b81370 (diff)
Merge pull request #1 from drowe67/dr-cleanup
Cleanup
Diffstat (limited to 'misc/pre.c')
-rw-r--r--misc/pre.c59
1 files changed, 0 insertions, 59 deletions
diff --git a/misc/pre.c b/misc/pre.c
deleted file mode 100644
index 8016c3f..0000000
--- a/misc/pre.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- pre.c
- David Rowe
- Sep 26 2012
-
- Takes audio from a file, pre-emphasises, and sends to output file.
-*/
-
-#include <assert.h>
-#include <math.h>
-#include <errno.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include "lpc.h"
-
-#define N 80
-
-int main(int argc, char*argv[]) {
- FILE *fin, *fout;
- short buf[N];
- float Sn[N], Sn_pre[N];
- float pre_mem = 0.0;
- int i;
-
- if (argc != 3) {
- printf("usage: pre InputRawSpeechFile OutputRawSpeechFile\n");
- printf("e.g pre input.raw output.raw\n");
- exit(1);
- }
-
- if (strcmp(argv[1], "-") == 0) fin = stdin;
- else if ( (fin = fopen(argv[1],"rb")) == NULL ) {
- fprintf(stderr, "Error opening input speech file: %s: %s.\n",
- argv[1], strerror(errno));
- exit(1);
- }
-
- if (strcmp(argv[2], "-") == 0) fout = stdout;
- else if ( (fout = fopen(argv[2],"wb")) == NULL ) {
- fprintf(stderr, "Error opening output speech file: %s: %s.\n",
- argv[2], strerror(errno));
- exit(1);
- }
-
- while(fread(buf, sizeof(short), N, fin) == N) {
- for(i=0; i<N; i++)
- Sn[i] = buf[i];
- pre_emp(Sn_pre, Sn, &pre_mem, N);
- for(i=0; i<N; i++)
- buf[i] = Sn_pre[i];
- fwrite(buf, sizeof(short), N, fout);
- }
-
- fclose(fin);
- fclose(fout);
-
- return 0;
-}