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Side by Side Diff: silk/init_encoder.c

Issue 107243004: Updating Opus to release 1.1 (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/opus
Patch Set: Created 7 years ago
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1 /*********************************************************************** 1 /***********************************************************************
2 Copyright (c) 2006-2011, Skype Limited. All rights reserved. 2 Copyright (c) 2006-2011, Skype Limited. All rights reserved.
3 Redistribution and use in source and binary forms, with or without 3 Redistribution and use in source and binary forms, with or without
4 modification, are permitted provided that the following conditions 4 modification, are permitted provided that the following conditions
5 are met: 5 are met:
6 - Redistributions of source code must retain the above copyright notice, 6 - Redistributions of source code must retain the above copyright notice,
7 this list of conditions and the following disclaimer. 7 this list of conditions and the following disclaimer.
8 - Redistributions in binary form must reproduce the above copyright 8 - Redistributions in binary form must reproduce the above copyright
9 notice, this list of conditions and the following disclaimer in the 9 notice, this list of conditions and the following disclaimer in the
10 documentation and/or other materials provided with the distribution. 10 documentation and/or other materials provided with the distribution.
(...skipping 16 matching lines...) Expand all
27 27
28 #ifdef HAVE_CONFIG_H 28 #ifdef HAVE_CONFIG_H
29 #include "config.h" 29 #include "config.h"
30 #endif 30 #endif
31 #ifdef FIXED_POINT 31 #ifdef FIXED_POINT
32 #include "main_FIX.h" 32 #include "main_FIX.h"
33 #else 33 #else
34 #include "main_FLP.h" 34 #include "main_FLP.h"
35 #endif 35 #endif
36 #include "tuning_parameters.h" 36 #include "tuning_parameters.h"
37 #include "cpu_support.h"
37 38
38 /*********************************/ 39 /*********************************/
39 /* Initialize Silk Encoder state */ 40 /* Initialize Silk Encoder state */
40 /*********************************/ 41 /*********************************/
41 opus_int silk_init_encoder( 42 opus_int silk_init_encoder(
42 silk_encoder_state_Fxx *psEnc /* I /O Pointer to Silk FIX encoder state */ 43 silk_encoder_state_Fxx *psEnc, /* I /O Pointer to Silk FIX encoder state */
44 int arch /* I Run-time architecture */
43 ) 45 )
44 { 46 {
45 opus_int ret = 0; 47 opus_int ret = 0;
46 48
47 /* Clear the entire encoder state */ 49 /* Clear the entire encoder state */
48 silk_memset( psEnc, 0, sizeof( silk_encoder_state_Fxx ) ); 50 silk_memset( psEnc, 0, sizeof( silk_encoder_state_Fxx ) );
49 51
52 psEnc->sCmn.arch = arch;
53
50 psEnc->sCmn.variable_HP_smth1_Q15 = silk_LSHIFT( silk_lin2log( SILK_FIX_CONS T( VARIABLE_HP_MIN_CUTOFF_HZ, 16 ) ) - ( 16 << 7 ), 8 ); 54 psEnc->sCmn.variable_HP_smth1_Q15 = silk_LSHIFT( silk_lin2log( SILK_FIX_CONS T( VARIABLE_HP_MIN_CUTOFF_HZ, 16 ) ) - ( 16 << 7 ), 8 );
51 psEnc->sCmn.variable_HP_smth2_Q15 = psEnc->sCmn.variable_HP_smth1_Q15; 55 psEnc->sCmn.variable_HP_smth2_Q15 = psEnc->sCmn.variable_HP_smth1_Q15;
52 56
53 /* Used to deactivate LSF interpolation, pitch prediction */ 57 /* Used to deactivate LSF interpolation, pitch prediction */
54 psEnc->sCmn.first_frame_after_reset = 1; 58 psEnc->sCmn.first_frame_after_reset = 1;
55 59
56 /* Initialize Silk VAD */ 60 /* Initialize Silk VAD */
57 ret += silk_VAD_Init( &psEnc->sCmn.sVAD ); 61 ret += silk_VAD_Init( &psEnc->sCmn.sVAD );
58 62
59 return ret; 63 return ret;
60 } 64 }
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