updated ui added new features

third_party/codec2/demo/c2demo.c

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+/*---------------------------------------------------------------------------*\
+
+  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.
+
+  cd codec2/build_linux
+  ./demo/c2demo ../raw/hts1a.raw his1a_out.raw
+  aplay -f S16_LE hts1a_out.raw
+
+\*---------------------------------------------------------------------------*/
+
+/*
+  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 <stdio.h>
+#include <stdlib.h>
+
+#include "codec2.h"
+
+int main(int argc, char *argv[]) {
+  struct CODEC2 *codec2;
+  FILE *fin;
+  FILE *fout;
+
+  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\n", argv[1]);
+    exit(1);
+  }
+
+  if ((fout = fopen(argv[2], "wb")) == NULL) {
+    fprintf(stderr, "Error opening output speech file: %s\n", argv[2]);
+    exit(1);
+  }
+
+  /* Note only one set of Codec 2 states is required for an encoder
+     and decoder pair. */
+  codec2 = codec2_create(CODEC2_MODE_1300);
+  size_t nsam = codec2_samples_per_frame(codec2);
+  short speech_samples[nsam];
+  /* Bits from the encoder are packed into bytes */
+  unsigned char compressed_bytes[codec2_bytes_per_frame(codec2)];
+
+  while (fread(speech_samples, sizeof(short), nsam, fin) == nsam) {
+    codec2_encode(codec2, compressed_bytes, speech_samples);
+    codec2_decode(codec2, speech_samples, compressed_bytes);
+    fwrite(speech_samples, sizeof(short), nsam, fout);
+  }
+
+  codec2_destroy(codec2);
+  fclose(fin);
+  fclose(fout);
+
+  return 0;
+}