1*a58d3d2aSXin Li /***********************************************************************
2*a58d3d2aSXin Li Copyright (c) 2006-2011, Skype Limited. All rights reserved.
3*a58d3d2aSXin Li Redistribution and use in source and binary forms, with or without
4*a58d3d2aSXin Li modification, are permitted provided that the following conditions
5*a58d3d2aSXin Li are met:
6*a58d3d2aSXin Li - Redistributions of source code must retain the above copyright notice,
7*a58d3d2aSXin Li this list of conditions and the following disclaimer.
8*a58d3d2aSXin Li - Redistributions in binary form must reproduce the above copyright
9*a58d3d2aSXin Li notice, this list of conditions and the following disclaimer in the
10*a58d3d2aSXin Li documentation and/or other materials provided with the distribution.
11*a58d3d2aSXin Li - Neither the name of Internet Society, IETF or IETF Trust, nor the
12*a58d3d2aSXin Li names of specific contributors, may be used to endorse or promote
13*a58d3d2aSXin Li products derived from this software without specific prior written
14*a58d3d2aSXin Li permission.
15*a58d3d2aSXin Li THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16*a58d3d2aSXin Li AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17*a58d3d2aSXin Li IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18*a58d3d2aSXin Li ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19*a58d3d2aSXin Li LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20*a58d3d2aSXin Li CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21*a58d3d2aSXin Li SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22*a58d3d2aSXin Li INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23*a58d3d2aSXin Li CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24*a58d3d2aSXin Li ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25*a58d3d2aSXin Li POSSIBILITY OF SUCH DAMAGE.
26*a58d3d2aSXin Li ***********************************************************************/
27*a58d3d2aSXin Li
28*a58d3d2aSXin Li #ifdef HAVE_CONFIG_H
29*a58d3d2aSXin Li #include "config.h"
30*a58d3d2aSXin Li #endif
31*a58d3d2aSXin Li
32*a58d3d2aSXin Li #include "main.h"
33*a58d3d2aSXin Li
34*a58d3d2aSXin Li #ifdef ENABLE_OSCE
35*a58d3d2aSXin Li #include "osce.h"
36*a58d3d2aSXin Li #endif
37*a58d3d2aSXin Li
38*a58d3d2aSXin Li #include "structs.h"
39*a58d3d2aSXin Li
40*a58d3d2aSXin Li /************************/
41*a58d3d2aSXin Li /* Reset Decoder State */
42*a58d3d2aSXin Li /************************/
silk_reset_decoder(silk_decoder_state * psDec)43*a58d3d2aSXin Li opus_int silk_reset_decoder(
44*a58d3d2aSXin Li silk_decoder_state *psDec /* I/O Decoder state pointer */
45*a58d3d2aSXin Li )
46*a58d3d2aSXin Li {
47*a58d3d2aSXin Li /* Clear the entire encoder state, except anything copied */
48*a58d3d2aSXin Li silk_memset( &psDec->SILK_DECODER_STATE_RESET_START, 0, sizeof( silk_decoder_state ) - ((char*) &psDec->SILK_DECODER_STATE_RESET_START - (char*)psDec) );
49*a58d3d2aSXin Li
50*a58d3d2aSXin Li /* Used to deactivate LSF interpolation */
51*a58d3d2aSXin Li psDec->first_frame_after_reset = 1;
52*a58d3d2aSXin Li psDec->prev_gain_Q16 = 65536;
53*a58d3d2aSXin Li psDec->arch = opus_select_arch();
54*a58d3d2aSXin Li
55*a58d3d2aSXin Li /* Reset CNG state */
56*a58d3d2aSXin Li silk_CNG_Reset( psDec );
57*a58d3d2aSXin Li
58*a58d3d2aSXin Li /* Reset PLC state */
59*a58d3d2aSXin Li silk_PLC_Reset( psDec );
60*a58d3d2aSXin Li
61*a58d3d2aSXin Li #ifdef ENABLE_OSCE
62*a58d3d2aSXin Li /* Reset OSCE state and method */
63*a58d3d2aSXin Li osce_reset(&psDec->osce, OSCE_DEFAULT_METHOD);
64*a58d3d2aSXin Li #endif
65*a58d3d2aSXin Li
66*a58d3d2aSXin Li return 0;
67*a58d3d2aSXin Li }
68*a58d3d2aSXin Li
69*a58d3d2aSXin Li
70*a58d3d2aSXin Li /************************/
71*a58d3d2aSXin Li /* Init Decoder State */
72*a58d3d2aSXin Li /************************/
silk_init_decoder(silk_decoder_state * psDec)73*a58d3d2aSXin Li opus_int silk_init_decoder(
74*a58d3d2aSXin Li silk_decoder_state *psDec /* I/O Decoder state pointer */
75*a58d3d2aSXin Li )
76*a58d3d2aSXin Li {
77*a58d3d2aSXin Li /* Clear the entire encoder state, except anything copied */
78*a58d3d2aSXin Li silk_memset( psDec, 0, sizeof( silk_decoder_state ) );
79*a58d3d2aSXin Li
80*a58d3d2aSXin Li silk_reset_decoder( psDec );
81*a58d3d2aSXin Li
82*a58d3d2aSXin Li return(0);
83*a58d3d2aSXin Li }
84*a58d3d2aSXin Li
85