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| Rev | Author | Line No. | Line |
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| 6147 | serge | 1 | /* |
| 2 | * Copyright (c) 2000-2003 Fabrice Bellard |
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| 3 | * |
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| 4 | * This file is part of FFmpeg. |
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| 5 | * |
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| 6 | * FFmpeg is free software; you can redistribute it and/or |
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| 7 | * modify it under the terms of the GNU Lesser General Public |
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| 8 | * License as published by the Free Software Foundation; either |
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| 9 | * version 2.1 of the License, or (at your option) any later version. |
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| 10 | * |
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| 11 | * FFmpeg is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 14 | * Lesser General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU Lesser General Public |
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| 17 | * License along with FFmpeg; if not, write to the Free Software |
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| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 19 | */ |
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| 20 | |||
| 6605 | serge | 21 | #define _GNU_SOURCE |
| 22 | |||
| 6147 | serge | 23 | #include "config.h" |
| 24 | |||
| 25 | #include |
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| 26 | #include |
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| 27 | #include |
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| 28 | #if HAVE_GETTIMEOFDAY |
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| 29 | #include |
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| 30 | #endif |
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| 31 | #if HAVE_UNISTD_H |
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| 32 | #include |
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| 33 | #endif |
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| 34 | #if HAVE_WINDOWS_H |
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| 35 | #include |
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| 36 | #endif |
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| 37 | |||
| 38 | #include "time.h" |
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| 39 | #include "error.h" |
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| 40 | |||
| 41 | int64_t av_gettime(void) |
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| 42 | { |
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| 43 | #if HAVE_GETTIMEOFDAY |
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| 44 | struct timeval tv; |
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| 45 | gettimeofday(&tv, NULL); |
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| 46 | return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec; |
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| 47 | #elif HAVE_GETSYSTEMTIMEASFILETIME |
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| 48 | FILETIME ft; |
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| 49 | int64_t t; |
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| 50 | GetSystemTimeAsFileTime(&ft); |
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| 51 | t = (int64_t)ft.dwHighDateTime << 32 | ft.dwLowDateTime; |
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| 52 | return t / 10 - 11644473600000000; /* Jan 1, 1601 */ |
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| 53 | #else |
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| 54 | return -1; |
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| 55 | #endif |
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| 56 | } |
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| 57 | |||
| 58 | int64_t av_gettime_relative(void) |
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| 59 | { |
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| 60 | #if HAVE_CLOCK_GETTIME && defined(CLOCK_MONOTONIC) |
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| 61 | struct timespec ts; |
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| 62 | clock_gettime(CLOCK_MONOTONIC, &ts); |
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| 63 | return (int64_t)ts.tv_sec * 1000000 + ts.tv_nsec / 1000; |
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| 64 | #else |
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| 65 | return av_gettime() + 42 * 60 * 60 * INT64_C(1000000); |
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| 66 | #endif |
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| 67 | } |
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| 68 | |||
| 69 | int av_gettime_relative_is_monotonic(void) |
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| 70 | { |
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| 71 | #if HAVE_CLOCK_GETTIME && defined(CLOCK_MONOTONIC) |
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| 72 | return 1; |
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| 73 | #else |
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| 74 | return 0; |
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| 75 | #endif |
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| 76 | } |
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| 77 | |||
| 78 | int av_usleep(unsigned usec) |
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| 79 | { |
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| 80 | return AVERROR(ENOSYS); |
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| 81 | } |