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author | trav90 <travawine@palemoon.org> | 2018-09-30 10:40:30 -0500 |
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committer | trav90 <travawine@palemoon.org> | 2018-09-30 10:40:30 -0500 |
commit | edc124b92beccd55e5277062e95efb62a8b3ec7b (patch) | |
tree | 3486b32f85152ff76b1bee03a8d84b3c34c70a5f /media/ffvpx/libavutil/atomic.c | |
parent | 8ba6dd1bd12a3d13f9e2c683216dd8778011a72e (diff) | |
download | UXP-edc124b92beccd55e5277062e95efb62a8b3ec7b.tar UXP-edc124b92beccd55e5277062e95efb62a8b3ec7b.tar.gz UXP-edc124b92beccd55e5277062e95efb62a8b3ec7b.tar.lz UXP-edc124b92beccd55e5277062e95efb62a8b3ec7b.tar.xz UXP-edc124b92beccd55e5277062e95efb62a8b3ec7b.zip |
[ffvpx] Update ffvp9/ffvp8 to release 4.0.2
Diffstat (limited to 'media/ffvpx/libavutil/atomic.c')
-rw-r--r-- | media/ffvpx/libavutil/atomic.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/media/ffvpx/libavutil/atomic.c b/media/ffvpx/libavutil/atomic.c deleted file mode 100644 index 64cff2576..000000000 --- a/media/ffvpx/libavutil/atomic.c +++ /dev/null @@ -1,109 +0,0 @@ -/* - * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "config.h" -#include "atomic.h" - -#if !HAVE_ATOMICS_NATIVE - -#if HAVE_PTHREADS - -#include <pthread.h> - -static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER; - -int avpriv_atomic_int_get(volatile int *ptr) -{ - int res; - - pthread_mutex_lock(&atomic_lock); - res = *ptr; - pthread_mutex_unlock(&atomic_lock); - - return res; -} - -void avpriv_atomic_int_set(volatile int *ptr, int val) -{ - pthread_mutex_lock(&atomic_lock); - *ptr = val; - pthread_mutex_unlock(&atomic_lock); -} - -int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc) -{ - int res; - - pthread_mutex_lock(&atomic_lock); - *ptr += inc; - res = *ptr; - pthread_mutex_unlock(&atomic_lock); - - return res; -} - -void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval) -{ - void *ret; - pthread_mutex_lock(&atomic_lock); - ret = *ptr; - if (ret == oldval) - *ptr = newval; - pthread_mutex_unlock(&atomic_lock); - return ret; -} - -#elif !HAVE_THREADS - -int avpriv_atomic_int_get(volatile int *ptr) -{ - return *ptr; -} - -void avpriv_atomic_int_set(volatile int *ptr, int val) -{ - *ptr = val; -} - -int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc) -{ - *ptr += inc; - return *ptr; -} - -void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval) -{ - if (*ptr == oldval) { - *ptr = newval; - return oldval; - } - return *ptr; -} - -#else /* HAVE_THREADS */ - -/* This should never trigger, unless a new threading implementation - * without correct atomics dependencies in configure or a corresponding - * atomics implementation is added. */ -#error "Threading is enabled, but there is no implementation of atomic operations available" - -#endif /* HAVE_PTHREADS */ - -#endif /* !HAVE_ATOMICS_NATIVE */ |