| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * Copyright (c) 2000-2003 Fabrice Bellard | ||
| 3 | * | ||
| 4 | * This file is part of FFmpeg. | ||
| 5 | * | ||
| 6 | * FFmpeg is free software; you can redistribute it and/or | ||
| 7 | * modify it under the terms of the GNU Lesser General Public | ||
| 8 | * License as published by the Free Software Foundation; either | ||
| 9 | * version 2.1 of the License, or (at your option) any later version. | ||
| 10 | * | ||
| 11 | * FFmpeg is distributed in the hope that it will be useful, | ||
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
| 14 | * Lesser General Public License for more details. | ||
| 15 | * | ||
| 16 | * You should have received a copy of the GNU Lesser General Public | ||
| 17 | * License along with FFmpeg; if not, write to the Free Software | ||
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
| 19 | */ | ||
| 20 | |||
| 21 | #include "config.h" | ||
| 22 | |||
| 23 | #include <stddef.h> | ||
| 24 | #include <stdint.h> | ||
| 25 | #include <time.h> | ||
| 26 | #if HAVE_GETTIMEOFDAY | ||
| 27 | #include <sys/time.h> | ||
| 28 | #endif | ||
| 29 | #if HAVE_UNISTD_H | ||
| 30 | #include <unistd.h> | ||
| 31 | #endif | ||
| 32 | #if HAVE_WINDOWS_H | ||
| 33 | #include <windows.h> | ||
| 34 | #endif | ||
| 35 | |||
| 36 | #include "time.h" | ||
| 37 | #include "error.h" | ||
| 38 | #include "mathematics.h" | ||
| 39 | |||
| 40 | 29993 | int64_t av_gettime(void) | |
| 41 | { | ||
| 42 | #if HAVE_GETTIMEOFDAY | ||
| 43 | struct timeval tv; | ||
| 44 | 29993 | gettimeofday(&tv, NULL); | |
| 45 | 29993 | return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec; | |
| 46 | #elif HAVE_GETSYSTEMTIMEASFILETIME | ||
| 47 | FILETIME ft; | ||
| 48 | int64_t t; | ||
| 49 | GetSystemTimeAsFileTime(&ft); | ||
| 50 | t = (int64_t)ft.dwHighDateTime << 32 | ft.dwLowDateTime; | ||
| 51 | return t / 10 - 11644473600000000; /* Jan 1, 1601 */ | ||
| 52 | #else | ||
| 53 | return -1; | ||
| 54 | #endif | ||
| 55 | } | ||
| 56 | |||
| 57 | 3439104 | int64_t av_gettime_relative(void) | |
| 58 | { | ||
| 59 | #if HAVE_CLOCK_GETTIME && defined(CLOCK_MONOTONIC) | ||
| 60 | #ifdef __APPLE__ | ||
| 61 | if (&clock_gettime) | ||
| 62 | #endif | ||
| 63 | { | ||
| 64 | struct timespec ts; | ||
| 65 | 3439104 | clock_gettime(CLOCK_MONOTONIC, &ts); | |
| 66 | 3439104 | return (int64_t)ts.tv_sec * 1000000 + ts.tv_nsec / 1000; | |
| 67 | } | ||
| 68 | #elif defined(_WIN32) | ||
| 69 | LARGE_INTEGER freq; | ||
| 70 | LARGE_INTEGER counter; | ||
| 71 | QueryPerformanceFrequency(&freq); | ||
| 72 | QueryPerformanceCounter(&counter); | ||
| 73 | return av_rescale(counter.QuadPart, 1000000, freq.QuadPart); | ||
| 74 | #endif | ||
| 75 | return av_gettime() + 42 * 60 * 60 * INT64_C(1000000); | ||
| 76 | } | ||
| 77 | |||
| 78 | ✗ | int av_gettime_relative_is_monotonic(void) | |
| 79 | { | ||
| 80 | #if HAVE_CLOCK_GETTIME && defined(CLOCK_MONOTONIC) | ||
| 81 | #ifdef __APPLE__ | ||
| 82 | if (!&clock_gettime) | ||
| 83 | return 0; | ||
| 84 | #endif | ||
| 85 | ✗ | return 1; | |
| 86 | #elif defined(_WIN32) | ||
| 87 | return 1; | ||
| 88 | #else | ||
| 89 | return 0; | ||
| 90 | #endif | ||
| 91 | } | ||
| 92 | |||
| 93 | 209 | int av_usleep(unsigned usec) | |
| 94 | { | ||
| 95 | #if HAVE_NANOSLEEP | ||
| 96 | 209 | struct timespec ts = { usec / 1000000, usec % 1000000 * 1000 }; | |
| 97 |
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209 | while (nanosleep(&ts, &ts) < 0 && errno == EINTR); |
| 98 | 209 | return 0; | |
| 99 | #elif HAVE_USLEEP | ||
| 100 | return usleep(usec); | ||
| 101 | #elif HAVE_SLEEP | ||
| 102 | Sleep(usec / 1000); | ||
| 103 | return 0; | ||
| 104 | #else | ||
| 105 | return AVERROR(ENOSYS); | ||
| 106 | #endif | ||
| 107 | } | ||
| 108 |