| /* |
| * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| |
| #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_OS_SPECIFIC_INLINE_H_ |
| #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_OS_SPECIFIC_INLINE_H_ |
| |
| #include <math.h> |
| #include "typedefs.h" |
| |
| // TODO(turaj): switch to WEBRTC_POSIX when available |
| #if defined(WEBRTC_LINUX) || defined(WEBRTC_MAC) |
| #define WebRtcIsac_lrint lrint |
| #elif (defined(WEBRTC_ARCH_X86) && defined(WIN32)) |
| static __inline long int WebRtcIsac_lrint(double x_dbl) { |
| long int x_int; |
| |
| __asm { |
| fld x_dbl |
| fistp x_int |
| }; |
| |
| return x_int; |
| } |
| #else // Do a slow but correct implementation of lrint |
| |
| static __inline long int WebRtcIsac_lrint(double x_dbl) { |
| long int x_int; |
| x_int = (long int)floor(x_dbl + 0.499999999999); |
| return x_int; |
| } |
| |
| #endif |
| |
| #endif // WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_MAIN_SOURCE_OS_SPECIFIC_INLINE_H_ |