1 files changed, 31 insertions, 10 deletions
diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index 6811ad59bf..94f9ee85bd 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -1,20 +1,20 @@
 /*
  * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
  *
- * This file is part of Libav.
+ * This file is part of FFmpeg.
  *
- * Libav is free software; you can redistribute it and/or
+ * 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.
  *
- * Libav is distributed in the hope that it will be useful,
+ * 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
@@ -26,19 +26,20 @@
  * external API header
  */
 
-/**
+/*
  * @mainpage
  *
- * @section libav_intro Introduction
+ * @section ffmpeg_intro Introduction
  *
  * This document describes the usage of the different libraries
- * provided by Libav.
+ * provided by FFmpeg.
  *
  * @li @ref libavc "libavcodec" encoding/decoding library
  * @li @subpage libavfilter graph based frame editing library
  * @li @ref libavf "libavformat" I/O and muxing/demuxing library
  * @li @ref lavd "libavdevice" special devices muxing/demuxing library
  * @li @ref lavu "libavutil" common utility library
+ * @li @subpage libpostproc post processing library
  * @li @subpage libswscale  color conversion and scaling library
  */
 
@@ -46,7 +47,7 @@
  * @defgroup lavu Common utility functions
  *
  * @brief
- * libavutil contains the code shared across all the other Libav
+ * libavutil contains the code shared across all the other FFmpeg
  * libraries
  *
  * @note In order to use the functions provided by avutil you must include
@@ -184,6 +185,12 @@ enum AVMediaType {
 };
 
 /**
+ * Return a string describing the media_type enum, NULL if media_type
+ * is unknown.
+ */
+const char *av_get_media_type_string(enum AVMediaType media_type);
+
+/**
  * @defgroup lavu_const Constants
  * @{
  *
@@ -204,7 +211,7 @@ enum AVMediaType {
  * @}
  * @defgroup lavu_time Timestamp specific
  *
- * Libav internal timebase and timestamp definitions
+ * FFmpeg internal timebase and timestamp definitions
  *
  * @{
  */
@@ -241,7 +248,8 @@ enum AVMediaType {
  */
 
 enum AVPictureType {
-    AV_PICTURE_TYPE_I = 1, ///< Intra
+    AV_PICTURE_TYPE_NONE = 0, ///< Undefined
+    AV_PICTURE_TYPE_I,     ///< Intra
     AV_PICTURE_TYPE_P,     ///< Predicted
     AV_PICTURE_TYPE_B,     ///< Bi-dir predicted
     AV_PICTURE_TYPE_S,     ///< S(GMC)-VOP MPEG4
@@ -266,6 +274,19 @@ char av_get_picture_type_char(enum AVPictureType pict_type);
 #include "common.h"
 #include "error.h"
 #include "version.h"
+#include "mathematics.h"
+#include "rational.h"
+#include "intfloat_readwrite.h"
+#include "log.h"
+#include "pixfmt.h"
+
+/**
+ * Return x default pointer in case p is NULL.
+ */
+static inline void *av_x_if_null(const void *p, const void *x)
+{
+    return (void *)(intptr_t)(p ? p : x);
+}
 
 /**
  * @}