cannam@154: /* Copyright (c) 2008-2011 Xiph.Org Foundation, Mozilla Corporation
cannam@154:    Written by Jean-Marc Valin and Timothy B. Terriberry */
cannam@154: /*
cannam@154:    Redistribution and use in source and binary forms, with or without
cannam@154:    modification, are permitted provided that the following conditions
cannam@154:    are met:
cannam@154: 
cannam@154:    - Redistributions of source code must retain the above copyright
cannam@154:    notice, this list of conditions and the following disclaimer.
cannam@154: 
cannam@154:    - Redistributions in binary form must reproduce the above copyright
cannam@154:    notice, this list of conditions and the following disclaimer in the
cannam@154:    documentation and/or other materials provided with the distribution.
cannam@154: 
cannam@154:    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
cannam@154:    ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
cannam@154:    LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
cannam@154:    A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
cannam@154:    OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
cannam@154:    EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
cannam@154:    PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
cannam@154:    PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
cannam@154:    LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
cannam@154:    NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
cannam@154:    SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cannam@154: */
cannam@154: 
cannam@154: #ifdef HAVE_CONFIG_H
cannam@154: #include "config.h"
cannam@154: #endif
cannam@154: 
cannam@154: #include <stdio.h>
cannam@154: #include <stdlib.h>
cannam@154: #define CELT_C
cannam@154: #include "laplace.h"
cannam@154: #include "stack_alloc.h"
cannam@154: 
cannam@154: #include "entenc.c"
cannam@154: #include "entdec.c"
cannam@154: #include "entcode.c"
cannam@154: #include "laplace.c"
cannam@154: 
cannam@154: #define DATA_SIZE 40000
cannam@154: 
cannam@154: int ec_laplace_get_start_freq(int decay)
cannam@154: {
cannam@154:    opus_uint32 ft = 32768 - LAPLACE_MINP*(2*LAPLACE_NMIN+1);
cannam@154:    int fs = (ft*(16384-decay))/(16384+decay);
cannam@154:    return fs+LAPLACE_MINP;
cannam@154: }
cannam@154: 
cannam@154: int main(void)
cannam@154: {
cannam@154:    int i;
cannam@154:    int ret = 0;
cannam@154:    ec_enc enc;
cannam@154:    ec_dec dec;
cannam@154:    unsigned char *ptr;
cannam@154:    int val[10000], decay[10000];
cannam@154:    ALLOC_STACK;
cannam@154:    ptr = (unsigned char *)malloc(DATA_SIZE);
cannam@154:    ec_enc_init(&enc,ptr,DATA_SIZE);
cannam@154: 
cannam@154:    val[0] = 3; decay[0] = 6000;
cannam@154:    val[1] = 0; decay[1] = 5800;
cannam@154:    val[2] = -1; decay[2] = 5600;
cannam@154:    for (i=3;i<10000;i++)
cannam@154:    {
cannam@154:       val[i] = rand()%15-7;
cannam@154:       decay[i] = rand()%11000+5000;
cannam@154:    }
cannam@154:    for (i=0;i<10000;i++)
cannam@154:       ec_laplace_encode(&enc, &val[i],
cannam@154:             ec_laplace_get_start_freq(decay[i]), decay[i]);
cannam@154: 
cannam@154:    ec_enc_done(&enc);
cannam@154: 
cannam@154:    ec_dec_init(&dec,ec_get_buffer(&enc),ec_range_bytes(&enc));
cannam@154: 
cannam@154:    for (i=0;i<10000;i++)
cannam@154:    {
cannam@154:       int d = ec_laplace_decode(&dec,
cannam@154:             ec_laplace_get_start_freq(decay[i]), decay[i]);
cannam@154:       if (d != val[i])
cannam@154:       {
cannam@154:          fprintf (stderr, "Got %d instead of %d\n", d, val[i]);
cannam@154:          ret = 1;
cannam@154:       }
cannam@154:    }
cannam@154: 
cannam@154:    free(ptr);
cannam@154:    return ret;
cannam@154: }