text: /*****************************************************************************
   * win32thread.h: windows threading
   *****************************************************************************
   * Copyright (C) 2010-2017 x264 project
   *
   * Authors: Steven Walters <kemuri9@gmail.com>
   *
   * This program 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.
   *
   * This program 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 this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111, USA.
   *
   * This program is also available under a commercial proprietary license.
   * For more information, contact us at licensing@x264.com.
   *****************************************************************************/
  
  #ifndef X264_WIN32THREAD_H
  #define X264_WIN32THREAD_H
  
  #include <windows.h>
  /* the following macro is used within x264 */
  #undef ERROR
  
  typedef struct
  {
      void *handle;
      void *(*func)( void* arg );
      void *arg;
      void **p_ret;
      void *ret;
  } x264_pthread_t;
  #define x264_pthread_attr_t int
  
  /* the conditional variable api for windows 6.0+ uses critical sections and not mutexes */
  typedef CRITICAL_SECTION x264_pthread_mutex_t;
  #define X264_PTHREAD_MUTEX_INITIALIZER {0}
  #define x264_pthread_mutexattr_t int
  
  #if HAVE_WINRT
  typedef CONDITION_VARIABLE x264_pthread_cond_t;
  #else
  typedef struct
  {
      void *Ptr;
  } x264_pthread_cond_t;
  #endif
  #define x264_pthread_condattr_t int
  
  int x264_pthread_create( x264_pthread_t *thread, const x264_pthread_attr_t *attr,
                           void *(*start_routine)( void* ), void *arg );
  int x264_pthread_join( x264_pthread_t thread, void **value_ptr );
  
  int x264_pthread_mutex_init( x264_pthread_mutex_t *mutex, const x264_pthread_mutexattr_t *attr );
  int x264_pthread_mutex_destroy( x264_pthread_mutex_t *mutex );
  int x264_pthread_mutex_lock( x264_pthread_mutex_t *mutex );
  int x264_pthread_mutex_unlock( x264_pthread_mutex_t *mutex );
  
  int x264_pthread_cond_init( x264_pthread_cond_t *cond, const x264_pthread_condattr_t *attr );
  int x264_pthread_cond_destroy( x264_pthread_cond_t *cond );
  int x264_pthread_cond_broadcast( x264_pthread_cond_t *cond );
  int x264_pthread_cond_wait( x264_pthread_cond_t *cond, x264_pthread_mutex_t *mutex );
  int x264_pthread_cond_signal( x264_pthread_cond_t *cond );
  
  #define x264_pthread_attr_init(a) 0
  #define x264_pthread_attr_destroy(a) 0
  
  int  x264_win32_threading_init( void );
  void x264_win32_threading_destroy( void );
  
  int x264_pthread_num_processors_np( void );
  
  #endif
  