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-rw-r--r--media/ffvpx/compat/atomics/win32/stdatomic.h181
-rw-r--r--media/ffvpx/compat/va_copy.h34
-rw-r--r--media/ffvpx/compat/w32pthreads.h191
3 files changed, 406 insertions, 0 deletions
diff --git a/media/ffvpx/compat/atomics/win32/stdatomic.h b/media/ffvpx/compat/atomics/win32/stdatomic.h
new file mode 100644
index 0000000000..28a627bfd3
--- /dev/null
+++ b/media/ffvpx/compat/atomics/win32/stdatomic.h
@@ -0,0 +1,181 @@
+/*
+ * 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
+ */
+
+#ifndef COMPAT_ATOMICS_WIN32_STDATOMIC_H
+#define COMPAT_ATOMICS_WIN32_STDATOMIC_H
+
+#define WIN32_LEAN_AND_MEAN
+#include <stddef.h>
+#include <stdint.h>
+#include <windows.h>
+
+#define ATOMIC_FLAG_INIT 0
+
+#define ATOMIC_VAR_INIT(value) (value)
+
+#define atomic_init(obj, value) \
+do { \
+ *(obj) = (value); \
+} while(0)
+
+#define kill_dependency(y) ((void)0)
+
+#define atomic_thread_fence(order) \
+ MemoryBarrier();
+
+#define atomic_signal_fence(order) \
+ ((void)0)
+
+#define atomic_is_lock_free(obj) 0
+
+typedef intptr_t atomic_flag;
+typedef intptr_t atomic_bool;
+typedef intptr_t atomic_char;
+typedef intptr_t atomic_schar;
+typedef intptr_t atomic_uchar;
+typedef intptr_t atomic_short;
+typedef intptr_t atomic_ushort;
+typedef intptr_t atomic_int;
+typedef intptr_t atomic_uint;
+typedef intptr_t atomic_long;
+typedef intptr_t atomic_ulong;
+typedef intptr_t atomic_llong;
+typedef intptr_t atomic_ullong;
+typedef intptr_t atomic_wchar_t;
+typedef intptr_t atomic_int_least8_t;
+typedef intptr_t atomic_uint_least8_t;
+typedef intptr_t atomic_int_least16_t;
+typedef intptr_t atomic_uint_least16_t;
+typedef intptr_t atomic_int_least32_t;
+typedef intptr_t atomic_uint_least32_t;
+typedef intptr_t atomic_int_least64_t;
+typedef intptr_t atomic_uint_least64_t;
+typedef intptr_t atomic_int_fast8_t;
+typedef intptr_t atomic_uint_fast8_t;
+typedef intptr_t atomic_int_fast16_t;
+typedef intptr_t atomic_uint_fast16_t;
+typedef intptr_t atomic_int_fast32_t;
+typedef intptr_t atomic_uint_fast32_t;
+typedef intptr_t atomic_int_fast64_t;
+typedef intptr_t atomic_uint_fast64_t;
+typedef intptr_t atomic_intptr_t;
+typedef intptr_t atomic_uintptr_t;
+typedef intptr_t atomic_size_t;
+typedef intptr_t atomic_ptrdiff_t;
+typedef intptr_t atomic_intmax_t;
+typedef intptr_t atomic_uintmax_t;
+
+#define atomic_store(object, desired) \
+do { \
+ *(object) = (desired); \
+ MemoryBarrier(); \
+} while (0)
+
+#define atomic_store_explicit(object, desired, order) \
+ atomic_store(object, desired)
+
+#define atomic_load(object) \
+ (MemoryBarrier(), *(object))
+
+#define atomic_load_explicit(object, order) \
+ atomic_load(object)
+
+#define atomic_exchange(object, desired) \
+ InterlockedExchangePointer((PVOID volatile *)object, (PVOID)desired)
+
+#define atomic_exchange_explicit(object, desired, order) \
+ atomic_exchange(object, desired)
+
+static inline int atomic_compare_exchange_strong(intptr_t *object, intptr_t *expected,
+ intptr_t desired)
+{
+ intptr_t old = *expected;
+ *expected = (intptr_t)InterlockedCompareExchangePointer(
+ (PVOID *)object, (PVOID)desired, (PVOID)old);
+ return *expected == old;
+}
+
+#define atomic_compare_exchange_strong_explicit(object, expected, desired, success, failure) \
+ atomic_compare_exchange_strong(object, expected, desired)
+
+#define atomic_compare_exchange_weak(object, expected, desired) \
+ atomic_compare_exchange_strong(object, expected, desired)
+
+#define atomic_compare_exchange_weak_explicit(object, expected, desired, success, failure) \
+ atomic_compare_exchange_weak(object, expected, desired)
+
+#ifdef _WIN64
+#define atomic_fetch_add(object, operand) \
+ InterlockedExchangeAdd64(object, operand)
+
+#define atomic_fetch_sub(object, operand) \
+ InterlockedExchangeAdd64(object, -(operand))
+
+#define atomic_fetch_or(object, operand) \
+ InterlockedOr64(object, operand)
+
+#define atomic_fetch_xor(object, operand) \
+ InterlockedXor64(object, operand)
+
+#define atomic_fetch_and(object, operand) \
+ InterlockedAnd64(object, operand)
+#else
+#define atomic_fetch_add(object, operand) \
+ InterlockedExchangeAdd(object, operand)
+
+#define atomic_fetch_sub(object, operand) \
+ InterlockedExchangeAdd(object, -(operand))
+
+#define atomic_fetch_or(object, operand) \
+ InterlockedOr(object, operand)
+
+#define atomic_fetch_xor(object, operand) \
+ InterlockedXor(object, operand)
+
+#define atomic_fetch_and(object, operand) \
+ InterlockedAnd(object, operand)
+#endif /* _WIN64 */
+
+#define atomic_fetch_add_explicit(object, operand, order) \
+ atomic_fetch_add(object, operand)
+
+#define atomic_fetch_sub_explicit(object, operand, order) \
+ atomic_fetch_sub(object, operand)
+
+#define atomic_fetch_or_explicit(object, operand, order) \
+ atomic_fetch_or(object, operand)
+
+#define atomic_fetch_xor_explicit(object, operand, order) \
+ atomic_fetch_xor(object, operand)
+
+#define atomic_fetch_and_explicit(object, operand, order) \
+ atomic_fetch_and(object, operand)
+
+#define atomic_flag_test_and_set(object) \
+ atomic_exchange(object, 1)
+
+#define atomic_flag_test_and_set_explicit(object, order) \
+ atomic_flag_test_and_set(object)
+
+#define atomic_flag_clear(object) \
+ atomic_store(object, 0)
+
+#define atomic_flag_clear_explicit(object, order) \
+ atomic_flag_clear(object)
+
+#endif /* COMPAT_ATOMICS_WIN32_STDATOMIC_H */
diff --git a/media/ffvpx/compat/va_copy.h b/media/ffvpx/compat/va_copy.h
new file mode 100644
index 0000000000..a40bbe6637
--- /dev/null
+++ b/media/ffvpx/compat/va_copy.h
@@ -0,0 +1,34 @@
+/*
+ * MSVC Compatible va_copy macro
+ * Copyright (c) 2012 Derek Buitenhuis
+ *
+ * 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
+ */
+
+#ifndef COMPAT_VA_COPY_H
+#define COMPAT_VA_COPY_H
+
+#include <stdarg.h>
+
+#if !defined(va_copy) && defined(_MSC_VER)
+#define va_copy(dst, src) ((dst) = (src))
+#endif
+#if !defined(va_copy) && defined(__GNUC__) && __GNUC__ < 3
+#define va_copy(dst, src) __va_copy(dst, src)
+#endif
+
+#endif /* COMPAT_VA_COPY_H */
diff --git a/media/ffvpx/compat/w32pthreads.h b/media/ffvpx/compat/w32pthreads.h
new file mode 100644
index 0000000000..b7a65b233b
--- /dev/null
+++ b/media/ffvpx/compat/w32pthreads.h
@@ -0,0 +1,191 @@
+/*
+ * Copyright (C) 2010-2011 x264 project
+ *
+ * Authors: Steven Walters <kemuri9@gmail.com>
+ * Pegasys Inc. <http://www.pegasys-inc.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
+ */
+
+/**
+ * @file
+ * w32threads to pthreads wrapper
+ */
+
+#ifndef COMPAT_W32PTHREADS_H
+#define COMPAT_W32PTHREADS_H
+
+/* Build up a pthread-like API using underlying Windows API. Have only static
+ * methods so as to not conflict with a potentially linked in pthread-win32
+ * library.
+ * As most functions here are used without checking return values,
+ * only implement return values as necessary. */
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+#include <process.h>
+#include <time.h>
+
+#include "libavutil/attributes.h"
+#include "libavutil/common.h"
+#include "libavutil/internal.h"
+#include "libavutil/mem.h"
+#include "libavutil/fftime.h"
+
+typedef struct pthread_t {
+ void *handle;
+ void *(*func)(void* arg);
+ void *arg;
+ void *ret;
+} pthread_t;
+
+/* use light weight mutex/condition variable API for Windows Vista and later */
+typedef SRWLOCK pthread_mutex_t;
+typedef CONDITION_VARIABLE pthread_cond_t;
+
+#define PTHREAD_MUTEX_INITIALIZER SRWLOCK_INIT
+#define PTHREAD_COND_INITIALIZER CONDITION_VARIABLE_INIT
+
+#define InitializeCriticalSection(x) InitializeCriticalSectionEx(x, 0, 0)
+#define WaitForSingleObject(a, b) WaitForSingleObjectEx(a, b, FALSE)
+
+#define PTHREAD_CANCEL_ENABLE 1
+#define PTHREAD_CANCEL_DISABLE 0
+
+static av_unused unsigned __stdcall attribute_align_arg win32thread_worker(void *arg)
+{
+ pthread_t *h = (pthread_t*)arg;
+ h->ret = h->func(h->arg);
+ return 0;
+}
+
+static av_unused int pthread_create(pthread_t *thread, const void *unused_attr,
+ void *(*start_routine)(void*), void *arg)
+{
+ thread->func = start_routine;
+ thread->arg = arg;
+#if HAVE_WINRT
+ thread->handle = (void*)CreateThread(NULL, 0, win32thread_worker, thread,
+ 0, NULL);
+#else
+ thread->handle = (void*)_beginthreadex(NULL, 0, win32thread_worker, thread,
+ 0, NULL);
+#endif
+ return !thread->handle;
+}
+
+static av_unused int pthread_join(pthread_t thread, void **value_ptr)
+{
+ DWORD ret = WaitForSingleObject(thread.handle, INFINITE);
+ if (ret != WAIT_OBJECT_0) {
+ if (ret == WAIT_ABANDONED)
+ return EINVAL;
+ else
+ return EDEADLK;
+ }
+ if (value_ptr)
+ *value_ptr = thread.ret;
+ CloseHandle(thread.handle);
+ return 0;
+}
+
+static inline int pthread_mutex_init(pthread_mutex_t *m, void* attr)
+{
+ InitializeSRWLock(m);
+ return 0;
+}
+static inline int pthread_mutex_destroy(pthread_mutex_t *m)
+{
+ /* Unlocked SWR locks use no resources */
+ return 0;
+}
+static inline int pthread_mutex_lock(pthread_mutex_t *m)
+{
+ AcquireSRWLockExclusive(m);
+ return 0;
+}
+static inline int pthread_mutex_unlock(pthread_mutex_t *m)
+{
+ ReleaseSRWLockExclusive(m);
+ return 0;
+}
+
+typedef INIT_ONCE pthread_once_t;
+#define PTHREAD_ONCE_INIT INIT_ONCE_STATIC_INIT
+
+static av_unused int pthread_once(pthread_once_t *once_control, void (*init_routine)(void))
+{
+ BOOL pending = FALSE;
+ InitOnceBeginInitialize(once_control, 0, &pending, NULL);
+ if (pending)
+ init_routine();
+ InitOnceComplete(once_control, 0, NULL);
+ return 0;
+}
+
+static inline int pthread_cond_init(pthread_cond_t *cond, const void *unused_attr)
+{
+ InitializeConditionVariable(cond);
+ return 0;
+}
+
+/* native condition variables do not destroy */
+static inline int pthread_cond_destroy(pthread_cond_t *cond)
+{
+ return 0;
+}
+
+static inline int pthread_cond_broadcast(pthread_cond_t *cond)
+{
+ WakeAllConditionVariable(cond);
+ return 0;
+}
+
+static inline int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex)
+{
+ SleepConditionVariableSRW(cond, mutex, INFINITE, 0);
+ return 0;
+}
+
+static inline int pthread_cond_timedwait(pthread_cond_t *cond, pthread_mutex_t *mutex,
+ const struct timespec *abstime)
+{
+ int64_t abs_milli = abstime->tv_sec * 1000LL + abstime->tv_nsec / 1000000;
+ DWORD t = av_clip64(abs_milli - av_gettime() / 1000, 0, UINT32_MAX);
+
+ if (!SleepConditionVariableSRW(cond, mutex, t, 0)) {
+ DWORD err = GetLastError();
+ if (err == ERROR_TIMEOUT)
+ return ETIMEDOUT;
+ else
+ return EINVAL;
+ }
+ return 0;
+}
+
+static inline int pthread_cond_signal(pthread_cond_t *cond)
+{
+ WakeConditionVariable(cond);
+ return 0;
+}
+
+static inline int pthread_setcancelstate(int state, int *oldstate)
+{
+ return 0;
+}
+
+#endif /* COMPAT_W32PTHREADS_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 13:48:42 +0000