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comparison: media/libvpx/vp9/common/vp9_systemdependent.h
media/libvpx/vp9/common/vp9_systemdependent.h
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| 1 /* | |
| 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #ifndef VP9_COMMON_VP9_SYSTEMDEPENDENT_H_ | |
| 12 #define VP9_COMMON_VP9_SYSTEMDEPENDENT_H_ | |
| 13 | |
| 14 #ifdef _MSC_VER | |
| 15 #include <math.h> | |
| 16 #define snprintf _snprintf | |
| 17 #endif | |
| 18 | |
| 19 #include "./vpx_config.h" | |
| 20 #if ARCH_X86 || ARCH_X86_64 | |
| 21 void vpx_reset_mmx_state(void); | |
| 22 #define vp9_clear_system_state() vpx_reset_mmx_state() | |
| 23 #else | |
| 24 #define vp9_clear_system_state() | |
| 25 #endif | |
| 26 | |
| 27 #if defined(_MSC_VER) && _MSC_VER < 1800 | |
| 28 // round is not defined in MSVC before VS2013. | |
| 29 static int round(double x) { | |
| 30 if (x < 0) | |
| 31 return (int)ceil(x - 0.5); | |
| 32 else | |
| 33 return (int)floor(x + 0.5); | |
| 34 } | |
| 35 #endif | |
| 36 | |
| 37 struct VP9Common; | |
| 38 void vp9_machine_specific_config(struct VP9Common *cm); | |
| 39 | |
| 40 #endif // VP9_COMMON_VP9_SYSTEMDEPENDENT_H_ |
