lavfi: Add the af_channelmap audio channel mapping filter.

[ffmpeg] / libavformat / os_support.h

diff --git a/libavformat/os_support.h b/libavformat/os_support.h
index 16c198eb4f2b505b85c90f3f7741357af2d88e3e..3db20a9aa887de20ee90a77a164783eefd84a9be 100644 (file)
--- a/libavformat/os_support.h
+++ b/libavformat/os_support.h
@@ -1,74 +1,84 @@
 /*
- * various utilities for ffmpeg system
+ * various OS-feature replacement utilities
  * copyright (c) 2000, 2001, 2002 Fabrice Bellard
  *
- * This file is part of FFmpeg.
+ * This file is part of Libav.
  *
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav 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,
+ * Libav 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
+ * License along with Libav; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
-#ifndef FFMPEG_OS_SUPPORT_H
-#define FFMPEG_OS_SUPPORT_H
+#ifndef AVFORMAT_OS_SUPPORT_H
+#define AVFORMAT_OS_SUPPORT_H
 
 /**
- * @file os_support.h
+ * @file
  * miscellaneous OS support macros and functions.
  */
 
-#if defined(__BEOS__) || defined(__INNOTEK_LIBC__) || defined(__DJGPP__)
-typedef int socklen_t;
-#endif
+#include "config.h"
 
-#ifdef __MINGW32__
-__declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds);
-// #  include <windows.h>
-#  define usleep(t)    Sleep((t) / 1000)
+#if defined(__MINGW32__) && !defined(__MINGW32CE__)
 #  include <fcntl.h>
 #  define lseek(f,p,w) _lseeki64((f), (p), (w))
+#  define stat _stati64
+#  define fstat(f,s) _fstati64((f), (s))
+#endif /* defined(__MINGW32__) && !defined(__MINGW32CE__) */
+
+static inline int is_dos_path(const char *path)
+{
+#if HAVE_DOS_PATHS
+    if (path[0] && path[1] == ':')
+        return 1;
+#endif
+    return 0;
+}
+
+#if defined(__OS2__)
+#define SHUT_RD 0
+#define SHUT_WR 1
+#define SHUT_RDWR 2
 #endif
 
-#ifdef __BEOS__
-#  include <sys/socket.h>
-#  include <netinet/in.h>
-   /* not net_server ? */
-#  include <BeBuild.h>
-   /* R5 didn't have usleep, fake it. Haiku and Zeta has it now. */
-#  if B_BEOS_VERSION <= B_BEOS_VERSION_5
-#    include <OS.h>
-     /* doesn't set errno but that's enough */
-#    define usleep(t)  snooze((bigtime_t)(t))
-#  endif
-#  ifndef SA_RESTART
-#    warning SA_RESTART not implemented; ffserver might misbehave.
-#    define SA_RESTART 0
-#  endif
+#if defined(_WIN32)
+#define SHUT_RD SD_RECEIVE
+#define SHUT_WR SD_SEND
+#define SHUT_RDWR SD_BOTH
+#endif
+
+#if defined(_WIN32) && !defined(__MINGW32CE__)
+int ff_win32_open(const char *filename, int oflag, int pmode);
+#define open ff_win32_open
+#endif
+
+#if CONFIG_NETWORK
+#if !HAVE_SOCKLEN_T
+typedef int socklen_t;
 #endif
 
 /* most of the time closing a socket is just closing an fd */
-#ifndef HAVE_CLOSESOCKET
+#if !HAVE_CLOSESOCKET
 #define closesocket close
 #endif
 
-#ifdef CONFIG_FFSERVER
-#ifndef HAVE_SYS_POLL_H
+#if !HAVE_POLL_H
 typedef unsigned long nfds_t;
 
 struct pollfd {
     int fd;
     short events;  /* events to look for */
-    short revents; /* events that occured */
+    short revents; /* events that occurred */
 };
 
 /* events & revents */
@@ -86,8 +96,8 @@ struct pollfd {
 #define POLLNVAL   0x1000  /* invalid file descriptor */
 
 
-extern int poll(struct pollfd *fds, nfds_t numfds, int timeout);
-#endif /* HAVE_SYS_POLL_H */
-#endif /* CONFIG_FFSERVER */
+int poll(struct pollfd *fds, nfds_t numfds, int timeout);
+#endif /* HAVE_POLL_H */
+#endif /* CONFIG_NETWORK */
 
-#endif /* FFMPEG_OS_SUPPORT_H */
+#endif /* AVFORMAT_OS_SUPPORT_H */