Removing useless files

src/framepack.c

-/* Copyright (c) 2010 Xiph.Org Foundation, Skype Limited
-   Written by Jean-Marc Valin and Koen Vos */
-/*
-   Redistribution and use in source and binary forms, with or without
-   modification, are permitted provided that the following conditions
-   are met:
-
-   - Redistributions of source code must retain the above copyright
-   notice, this list of conditions and the following disclaimer.
-
-   - Redistributions in binary form must reproduce the above copyright
-   notice, this list of conditions and the following disclaimer in the
-   documentation and/or other materials provided with the distribution.
-
-   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
-   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-static int decode_length(unsigned char *c, int len)
-{
-    int tmp;
-    tmp = c[0];
-    if (len < 1)
-        return -1;
-    if (tmp >= 252)
-    {
-        if (len >= 2)
-            return 4*c[1] + (tmp&0x3) + 252;
-        else
-            return -1;
-    } else {
-        return tmp;
-    }
-}
-
-int count_frames(unsigned char *packet, int len)
-{
-    int sz = packet[0]&0x7;
-
-    if (sz == 0)
-        return 1;
-    else if (sz == 1 || sz == 4)
-        return 2;
-    else if (sz == 2 || sz == 5)
-        return 3;
-    else if (sz == 3)
-    {
-        /* Many packets, same size */
-        int count, payload;
-        int flen = decode_length(packet+1, len-1);
-        if (flen<=0)
-            return -1;
-        payload = len - 2;
-        if (flen>=252)
-            payload--;
-        count = payload/flen;
-        if (count*flen==payload)
-            return count;
-        else
-            return -1;
-    } else /* if (sz == 6 || sz == 7) */
-    {
-        /* Many packets, different sizes */
-        int count = 0;
-        int pos = 1;
-        int bytes = 1;
-        int extra = 0;
-        if (sz==7)
-            extra = 1;
-        while (bytes < len)
-        {
-            int tmp=extra+1;
-            int flen = decode_length(packet+pos, len-bytes);
-            if (flen==-1)
-                return -1;
-            if (flen >= 252)
-                tmp = 2;
-            pos += tmp;
-            bytes += tmp+flen;
-            count++;
-        }
-        if (bytes != len)
-            return -1;
-        else
-            return count;
-    }
-}
-
-#define MAX_FRAMES 256
-int opus_merge_packets(unsigned char **packets, int *plen, int nb_packets,
-        unsigned *output, int maxlen)
-{
-    int i;
-    unsigned char cfg[MAX_FRAMES];
-    unsigned char flen[MAX_FRAMES];
-    int nb_frames=0;
-
-    for (i=0;i<nb_packets;i++)
-    {
-        int tmp = count_frames(packets[i], plen[i]);
-        if (tmp<=0)
-            return -1;
-        nb_frames += tmp;
-    }
-    return nb_frames;
-}

src/opus_dec.c

-/* Copyright (c) 2007-2008 CSIRO
-   Copyright (c) 2007-2009 Xiph.Org Foundation
-   Written by Jean-Marc Valin */
-/*
-   Redistribution and use in source and binary forms, with or without
-   modification, are permitted provided that the following conditions
-   are met:
-
-   - Redistributions of source code must retain the above copyright
-   notice, this list of conditions and the following disclaimer.
-
-   - Redistributions in binary form must reproduce the above copyright
-   notice, this list of conditions and the following disclaimer in the
-   documentation and/or other materials provided with the distribution.
-
-   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
-   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include <string.h>
-#include "opus.h"
-
-
-#define MAX_PACKET 1275
-
-int main(int argc, char *argv[])
-{
-   int err;
-   char *inFile, *outFile;
-   FILE *fin, *fout;
-   OpusDecoder *dec;
-   int len;
-   int frame_size, channels;
-   int bytes_per_packet;
-   unsigned char data[MAX_PACKET];
-   int rate;
-   int loss = 0;
-   int count = 0;
-   int stop=0;
-   int vbr=0;
-   int tot_read=0;
-   short *in, *out;
-   int mode=MODE_HYBRID;
-   double bits=0;
-   if (argc != 5 && argc != 6)
-   {
-      fprintf (stderr, "Usage: test_opus <rate (kHz)> <channels> "
-               "[<packet loss rate>] "
-               "<input> <output>\n");
-      return 1;
-   }
-
-   rate = atoi(argv[1]);
-   channels = atoi(argv[2]);
-
-   if (argc >= 7)
-       loss = atoi(argv[3]);
-
-   inFile = argv[argc-2];
-   fin = fopen(inFile, "rb");
-   if (!fin)
-   {
-      fprintf (stderr, "Could not open input file %s\n", argv[argc-2]);
-      return 1;
-   }
-   outFile = argv[argc-1];
-   fout = fopen(outFile, "wb+");
-   if (!fout)
-   {
-      fprintf (stderr, "Could not open output file %s\n", argv[argc-1]);
-      return 1;
-   }
-
-   dec = opus_decoder_create(rate, channels);
-
-   out = (short*)malloc(960*channels*sizeof(short));
-   while (!stop)
-   {
-      len = ((fgetc(fin)<<8)&0xFF00) | (fgetc(fin)&0xFF);
-      if (feof(fin) || len>MAX_PACKET)
-          break;
-      bits += len*8;
-      err = fread(data, 1, len, fin);
-      frame_size = opus_decode(dec, rand()%100<loss ? NULL : data, len, out, 960);
-      count+=frame_size;
-      fwrite(out, sizeof(short), frame_size*channels, fout);
-   }
-   fprintf (stderr, "average bit-rate: %f kb/s\n", bits*rate/((double)count));
-   opus_decoder_destroy(dec);
-   fclose(fin);
-   fclose(fout);
-   free(in);
-   free(out);
-   return 0;
-}

src/opus_enc.c

-/* Copyright (c) 2007-2008 CSIRO
-   Copyright (c) 2007-2009 Xiph.Org Foundation
-   Written by Jean-Marc Valin */
-/*
-   Redistribution and use in source and binary forms, with or without
-   modification, are permitted provided that the following conditions
-   are met:
-
-   - Redistributions of source code must retain the above copyright
-   notice, this list of conditions and the following disclaimer.
-
-   - Redistributions in binary form must reproduce the above copyright
-   notice, this list of conditions and the following disclaimer in the
-   documentation and/or other materials provided with the distribution.
-
-   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
-   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-*/
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include <string.h>
-#include "opus.h"
-
-
-#define MAX_PACKET 1024
-
-int main(int argc, char *argv[])
-{
-   int err;
-   char *inFile, *outFile;
-   FILE *fin, *fout;
-   OpusEncoder *enc;
-   int len;
-   int frame_size, channels;
-   int bytes_per_packet;
-   unsigned char data[MAX_PACKET];
-   int rate;
-   int count = 0;
-   int stop=0;
-   int vbr=0;
-   int tot_read=0, tot_written=0;
-   short *in, *out;
-   int mode=MODE_HYBRID;
-   double bits=0;
-   if (argc != 9 && argc != 8 && argc != 7)
-   {
-      fprintf (stderr, "Usage: test_opus <rate (kHz)> <channels> <frame size> "
-               " <bytes per packet>  [<VBR rate (kb/s)>] [<packet loss rate>] "
-               "<input> <output>\n");
-      return 1;
-   }
-
-   rate = atoi(argv[1]);
-   channels = atoi(argv[2]);
-   frame_size = atoi(argv[3]);
-
-   bytes_per_packet = atoi(argv[4]);
-
-   if (argc >= 8)
-       vbr = atoi(argv[5]);
-
-   if (bytes_per_packet < 0 || bytes_per_packet > MAX_PACKET)
-   {
-      fprintf (stderr, "bytes per packet must be between 0 and %d\n",
-                        MAX_PACKET);
-      return 1;
-   }
-
-   inFile = argv[argc-2];
-   fin = fopen(inFile, "rb");
-   if (!fin)
-   {
-      fprintf (stderr, "Could not open input file %s\n", argv[argc-2]);
-      return 1;
-   }
-   outFile = argv[argc-1];
-   fout = fopen(outFile, "wb+");
-   if (!fout)
-   {
-      fprintf (stderr, "Could not open output file %s\n", argv[argc-1]);
-      return 1;
-   }
-
-   enc = opus_encoder_create(rate, channels);
-
-   mode = MODE_HYBRID;
-   opus_encoder_ctl(enc, OPUS_SET_BANDWIDTH(BANDWIDTH_FULLBAND));
-   opus_encoder_ctl(enc, OPUS_SET_MODE(mode));
-
-   in = (short*)malloc(frame_size*channels*sizeof(short));
-   while (!stop)
-   {
-      int write_samples;
-      err = fread(in, sizeof(short), frame_size*channels, fin);
-      tot_read += err;
-      if (err < frame_size*channels)
-      {
-          int i;
-          for (i=err;i<frame_size*channels;i++)
-              in[i] = 0;
-          stop = 1;
-      }
-      len = opus_encode(enc, in, frame_size, data, bytes_per_packet);
-      if (len <= 0)
-      {
-         fprintf (stderr, "opus_encode() returned %d\n", len);
-         return 1;
-      }
-      bits += len*8;
-      count++;
-      fputc((len>>8)&0xFF, fout);
-      fputc((len)&0xFF, fout);
-      fwrite(data, 1, len, fout);
-   }
-   fprintf (stderr, "average bit-rate: %f kb/s\n", bits*rate/(frame_size*(double)count));
-   opus_encoder_destroy(enc);
-   fclose(fin);
-   fclose(fout);
-   free(in);
-   free(out);
-   return 0;
-}