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comparison: media/libopus/silk/macros.h
media/libopus/silk/macros.h
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:eb7a6f4c393b |
|---|---|
| 1 /*********************************************************************** | |
| 2 Copyright (c) 2006-2011, Skype Limited. All rights reserved. | |
| 3 Redistribution and use in source and binary forms, with or without | |
| 4 modification, are permitted provided that the following conditions | |
| 5 are met: | |
| 6 - Redistributions of source code must retain the above copyright notice, | |
| 7 this list of conditions and the following disclaimer. | |
| 8 - Redistributions in binary form must reproduce the above copyright | |
| 9 notice, this list of conditions and the following disclaimer in the | |
| 10 documentation and/or other materials provided with the distribution. | |
| 11 - Neither the name of Internet Society, IETF or IETF Trust, nor the | |
| 12 names of specific contributors, may be used to endorse or promote | |
| 13 products derived from this software without specific prior written | |
| 14 permission. | |
| 15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
| 16 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 17 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 18 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | |
| 19 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | |
| 20 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | |
| 21 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | |
| 22 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | |
| 23 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
| 24 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
| 25 POSSIBILITY OF SUCH DAMAGE. | |
| 26 ***********************************************************************/ | |
| 27 | |
| 28 #ifndef SILK_MACROS_H | |
| 29 #define SILK_MACROS_H | |
| 30 | |
| 31 #ifdef HAVE_CONFIG_H | |
| 32 #include "config.h" | |
| 33 #endif | |
| 34 | |
| 35 #include "opus_types.h" | |
| 36 #include "opus_defines.h" | |
| 37 | |
| 38 /* This is an OPUS_INLINE header file for general platform. */ | |
| 39 | |
| 40 /* (a32 * (opus_int32)((opus_int16)(b32))) >> 16 output have to be 32bit int */ | |
| 41 #define silk_SMULWB(a32, b32) ((((a32) >> 16) * (opus_int32)((opus_int16)(b32))) + ((((a32) & 0x0000FFFF) * (opus_int32)((opus_int16)(b32))) >> 16)) | |
| 42 | |
| 43 /* a32 + (b32 * (opus_int32)((opus_int16)(c32))) >> 16 output have to be 32bit int */ | |
| 44 #define silk_SMLAWB(a32, b32, c32) ((a32) + ((((b32) >> 16) * (opus_int32)((opus_int16)(c32))) + ((((b32) & 0x0000FFFF) * (opus_int32)((opus_int16)(c32))) >> 16))) | |
| 45 | |
| 46 /* (a32 * (b32 >> 16)) >> 16 */ | |
| 47 #define silk_SMULWT(a32, b32) (((a32) >> 16) * ((b32) >> 16) + ((((a32) & 0x0000FFFF) * ((b32) >> 16)) >> 16)) | |
| 48 | |
| 49 /* a32 + (b32 * (c32 >> 16)) >> 16 */ | |
| 50 #define silk_SMLAWT(a32, b32, c32) ((a32) + (((b32) >> 16) * ((c32) >> 16)) + ((((b32) & 0x0000FFFF) * ((c32) >> 16)) >> 16)) | |
| 51 | |
| 52 /* (opus_int32)((opus_int16)(a3))) * (opus_int32)((opus_int16)(b32)) output have to be 32bit int */ | |
| 53 #define silk_SMULBB(a32, b32) ((opus_int32)((opus_int16)(a32)) * (opus_int32)((opus_int16)(b32))) | |
| 54 | |
| 55 /* a32 + (opus_int32)((opus_int16)(b32)) * (opus_int32)((opus_int16)(c32)) output have to be 32bit int */ | |
| 56 #define silk_SMLABB(a32, b32, c32) ((a32) + ((opus_int32)((opus_int16)(b32))) * (opus_int32)((opus_int16)(c32))) | |
| 57 | |
| 58 /* (opus_int32)((opus_int16)(a32)) * (b32 >> 16) */ | |
| 59 #define silk_SMULBT(a32, b32) ((opus_int32)((opus_int16)(a32)) * ((b32) >> 16)) | |
| 60 | |
| 61 /* a32 + (opus_int32)((opus_int16)(b32)) * (c32 >> 16) */ | |
| 62 #define silk_SMLABT(a32, b32, c32) ((a32) + ((opus_int32)((opus_int16)(b32))) * ((c32) >> 16)) | |
| 63 | |
| 64 /* a64 + (b32 * c32) */ | |
| 65 #define silk_SMLAL(a64, b32, c32) (silk_ADD64((a64), ((opus_int64)(b32) * (opus_int64)(c32)))) | |
| 66 | |
| 67 /* (a32 * b32) >> 16 */ | |
| 68 #define silk_SMULWW(a32, b32) silk_MLA(silk_SMULWB((a32), (b32)), (a32), silk_RSHIFT_ROUND((b32), 16)) | |
| 69 | |
| 70 /* a32 + ((b32 * c32) >> 16) */ | |
| 71 #define silk_SMLAWW(a32, b32, c32) silk_MLA(silk_SMLAWB((a32), (b32), (c32)), (b32), silk_RSHIFT_ROUND((c32), 16)) | |
| 72 | |
| 73 /* add/subtract with output saturated */ | |
| 74 #define silk_ADD_SAT32(a, b) ((((opus_uint32)(a) + (opus_uint32)(b)) & 0x80000000) == 0 ? \ | |
| 75 ((((a) & (b)) & 0x80000000) != 0 ? silk_int32_MIN : (a)+(b)) : \ | |
| 76 ((((a) | (b)) & 0x80000000) == 0 ? silk_int32_MAX : (a)+(b)) ) | |
| 77 | |
| 78 #define silk_SUB_SAT32(a, b) ((((opus_uint32)(a)-(opus_uint32)(b)) & 0x80000000) == 0 ? \ | |
| 79 (( (a) & ((b)^0x80000000) & 0x80000000) ? silk_int32_MIN : (a)-(b)) : \ | |
| 80 ((((a)^0x80000000) & (b) & 0x80000000) ? silk_int32_MAX : (a)-(b)) ) | |
| 81 | |
| 82 #include "ecintrin.h" | |
| 83 | |
| 84 static OPUS_INLINE opus_int32 silk_CLZ16(opus_int16 in16) | |
| 85 { | |
| 86 return 32 - EC_ILOG(in16<<16|0x8000); | |
| 87 } | |
| 88 | |
| 89 static OPUS_INLINE opus_int32 silk_CLZ32(opus_int32 in32) | |
| 90 { | |
| 91 return in32 ? 32 - EC_ILOG(in32) : 32; | |
| 92 } | |
| 93 | |
| 94 /* Row based */ | |
| 95 #define matrix_ptr(Matrix_base_adr, row, column, N) \ | |
| 96 (*((Matrix_base_adr) + ((row)*(N)+(column)))) | |
| 97 #define matrix_adr(Matrix_base_adr, row, column, N) \ | |
| 98 ((Matrix_base_adr) + ((row)*(N)+(column))) | |
| 99 | |
| 100 /* Column based */ | |
| 101 #ifndef matrix_c_ptr | |
| 102 # define matrix_c_ptr(Matrix_base_adr, row, column, M) \ | |
| 103 (*((Matrix_base_adr) + ((row)+(M)*(column)))) | |
| 104 #endif | |
| 105 | |
| 106 #ifdef OPUS_ARM_INLINE_ASM | |
| 107 #include "arm/macros_armv4.h" | |
| 108 #endif | |
| 109 | |
| 110 #ifdef OPUS_ARM_INLINE_EDSP | |
| 111 #include "arm/macros_armv5e.h" | |
| 112 #endif | |
| 113 | |
| 114 #endif /* SILK_MACROS_H */ | |
| 115 |
