DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 1 | /* |
DRC | 6399d0a | 2019-04-23 14:10:04 -0500 | [diff] [blame] | 2 | * Copyright (C)2011, 2019 D. R. Commander. All Rights Reserved. |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are met: |
| 6 | * |
| 7 | * - Redistributions of source code must retain the above copyright notice, |
| 8 | * this list of conditions and the following disclaimer. |
| 9 | * - Redistributions in binary form must reproduce the above copyright notice, |
| 10 | * this list of conditions and the following disclaimer in the documentation |
| 11 | * and/or other materials provided with the distribution. |
| 12 | * - Neither the name of the libjpeg-turbo Project nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived from this |
| 14 | * software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS", |
| 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE |
| 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 26 | * POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #ifdef _WIN32 |
| 30 | |
| 31 | #include <windows.h> |
DRC | 875e873 | 2019-07-11 17:05:15 -0500 | [diff] [blame] | 32 | #include "tjutil.h" |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 33 | |
DRC | 19c791c | 2018-03-08 10:55:20 -0600 | [diff] [blame] | 34 | static double getFreq(void) |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 35 | { |
DRC | 19c791c | 2018-03-08 10:55:20 -0600 | [diff] [blame] | 36 | LARGE_INTEGER freq; |
| 37 | |
| 38 | if (!QueryPerformanceFrequency(&freq)) return 0.0; |
| 39 | return (double)freq.QuadPart; |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 40 | } |
| 41 | |
DRC | 19c791c | 2018-03-08 10:55:20 -0600 | [diff] [blame] | 42 | static double f = -1.0; |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 43 | |
DRC | 19c791c | 2018-03-08 10:55:20 -0600 | [diff] [blame] | 44 | double getTime(void) |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 45 | { |
DRC | 19c791c | 2018-03-08 10:55:20 -0600 | [diff] [blame] | 46 | LARGE_INTEGER t; |
| 47 | |
| 48 | if (f < 0.0) f = getFreq(); |
| 49 | if (f == 0.0) return (double)GetTickCount() / 1000.; |
| 50 | else { |
| 51 | QueryPerformanceCounter(&t); |
| 52 | return (double)t.QuadPart / f; |
| 53 | } |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 54 | } |
| 55 | |
| 56 | #else |
| 57 | |
DRC | 61d06e7 | 2011-05-24 13:37:01 +0000 | [diff] [blame] | 58 | #include <stdlib.h> |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 59 | #include <sys/time.h> |
DRC | 875e873 | 2019-07-11 17:05:15 -0500 | [diff] [blame] | 60 | #include "tjutil.h" |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 61 | |
DRC | 19c791c | 2018-03-08 10:55:20 -0600 | [diff] [blame] | 62 | double getTime(void) |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 63 | { |
DRC | 19c791c | 2018-03-08 10:55:20 -0600 | [diff] [blame] | 64 | struct timeval tv; |
| 65 | |
| 66 | if (gettimeofday(&tv, NULL) < 0) return 0.0; |
| 67 | else return (double)tv.tv_sec + ((double)tv.tv_usec / 1000000.); |
DRC | a8b8b47 | 2011-05-22 13:55:17 +0000 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | #endif |