diff options
Diffstat (limited to 'gr-codec2-vocoder/src/lib/codec2/c2demo.c')
-rw-r--r-- | gr-codec2-vocoder/src/lib/codec2/c2demo.c | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/gr-codec2-vocoder/src/lib/codec2/c2demo.c b/gr-codec2-vocoder/src/lib/codec2/c2demo.c deleted file mode 100644 index efa8d6449a..0000000000 --- a/gr-codec2-vocoder/src/lib/codec2/c2demo.c +++ /dev/null @@ -1,86 +0,0 @@ -/*---------------------------------------------------------------------------*\ - - FILE........: c2demo.c - AUTHOR......: David Rowe - DATE CREATED: 15/11/2010 - - Encodes and decodes a file of raw speech samples using Codec 2. - Demonstrates use of Codec 2 function API. - - Note to convert a wave file to raw and vice-versa: - - $ sox file.wav -r 8000 -s -2 file.raw - $ sox -r 8000 -s -2 file.raw file.wav - -\*---------------------------------------------------------------------------*/ - -/* - Copyright (C) 2010 David Rowe - - All rights reserved. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License version 2.1, as - published by the Free Software Foundation. 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 Lesser General Public License - along with this program; if not, see <http://www.gnu.org/licenses/>. -*/ - -#include "codec2.h" - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> - -#define BITS_SIZE ((CODEC2_BITS_PER_FRAME + 7) / 8) - -int main(int argc, char *argv[]) -{ - void *codec2; - FILE *fin; - FILE *fout; - short buf[CODEC2_SAMPLES_PER_FRAME]; - unsigned char bits[BITS_SIZE]; - - if (argc != 3) { - printf("usage: %s InputRawSpeechFile OutputRawSpeechFile\n", argv[0]); - exit(1); - } - - if ( (fin = fopen(argv[1],"rb")) == NULL ) { - fprintf(stderr, "Error opening input speech file: %s: %s.\n", - argv[1], strerror(errno)); - exit(1); - } - - if ( (fout = fopen(argv[2],"wb")) == NULL ) { - fprintf(stderr, "Error opening output speech file: %s: %s.\n", - argv[2], strerror(errno)); - exit(1); - } - - /* Note only one set of Codec 2 states is required for an encoder - and decoder pair. */ - - codec2 = codec2_create(); - - while(fread(buf, sizeof(short), CODEC2_SAMPLES_PER_FRAME, fin) == - CODEC2_SAMPLES_PER_FRAME) { - codec2_encode(codec2, bits, buf); - codec2_decode(codec2, buf, bits); - fwrite(buf, sizeof(short), CODEC2_SAMPLES_PER_FRAME, fout); - } - - codec2_destroy(codec2); - - fclose(fin); - fclose(fout); - - return 0; -} |