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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /media/ffvpx/compat | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'media/ffvpx/compat')
-rw-r--r-- | media/ffvpx/compat/atomics/win32/stdatomic.h | 181 | ||||
-rw-r--r-- | media/ffvpx/compat/va_copy.h | 34 | ||||
-rw-r--r-- | media/ffvpx/compat/w32pthreads.h | 191 |
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 */ |