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Diffstat (limited to 'libmiav/util.cc')
-rw-r--r-- | libmiav/util.cc | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/libmiav/util.cc b/libmiav/util.cc new file mode 100644 index 0000000..11f1402 --- /dev/null +++ b/libmiav/util.cc @@ -0,0 +1,95 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * util.cc + * + * Sun Oct 31 12:12:20 CET 2004 + * Copyright 2004 Bent Bisballe + * deva@aasimon.org + ****************************************************************************/ + +/* + * Originally from: + * RTVideoRec Realtime video recoder and encoder for Linux + * + * Copyright (C) 2004 B. Stultiens + */ + +/* + * This file is part of MIaV. + * + * MIaV is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * MIaV is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with MIaV; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include <config.h> + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <assert.h> + +// For nanosleep +#include <time.h> + +#include "util.h" + +void *xmalloc(size_t s) +{ + void *p; + assert(s > 0); + + p = malloc(s); + if(!p) { + fprintf(stderr, "Out of memory in xmalloc\n"); + exit(1); + } + memset(p, 0, s); + return p; +} + +void *xrealloc(void *b, size_t s) +{ + void *p; + assert(s > 0); + + if(!b) return xmalloc(s); + + p = realloc(b, s); + if(!p) { + fprintf(stderr, "Out of memory in xrealloc\n"); + exit(1); + } + return p; +} + +void sleep_1_frame() +{ + // Sleep 1/25th of a second + + struct timespec ts; + + ts.tv_sec = 0; + ts.tv_nsec = 1000000000L / 25L; // 1000ms / 25 + nanosleep(&ts, NULL); +} + +void sleep_0_2_frame() +{ + // Sleep 1/25th of a second + + struct timespec ts; + + ts.tv_sec = 0; + ts.tv_nsec = 8000000L;//1000000000L / 25L * 0.2; // 1000ms / 25 + nanosleep(&ts, NULL); +} |