Move the memory related functions out of common.h into their own header file

mem.h.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@8342 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

diff --git a/libavutil/common.h b/libavutil/common.h
index 84e6e19e49fbb3703ae96aeb19bbf3cfe7fbec9e..9ec5c7c781b6e585fbf8220c805f86ea5748be9e 100644 (file)
--- a/libavutil/common.h
+++ b/libavutil/common.h
@@ -63,6 +63,8 @@
 #endif
 #endif
 
+#include "mem.h"
+
 //rounded divison & shift
 #define RSHIFT(a,b) ((a) > 0 ? ((a) + ((1<<(b))>>1))>>(b) : ((a) + ((1<<(b))>>1)-1)>>(b))
 /* assume b>0 */
@@ -321,44 +323,4 @@ tend= read_time();\
 #define STOP_TIMER(id) {}
 #endif
 
-/* memory */
-
-#ifdef __GNUC__
-  #define DECLARE_ALIGNED(n,t,v)       t v __attribute__ ((aligned (n)))
-#else
-  #define DECLARE_ALIGNED(n,t,v)      __declspec(align(n)) t v
-#endif
-
-/* memory */
-
-/**
- * Memory allocation of size byte with alignment suitable for all
- * memory accesses (including vectors if available on the
- * CPU). av_malloc(0) must return a non NULL pointer.
- */
-void *av_malloc(unsigned int size);
-
-/**
- * av_realloc semantics (same as glibc): if ptr is NULL and size > 0,
- * identical to malloc(size). If size is zero, it is identical to
- * free(ptr) and NULL is returned.
- */
-void *av_realloc(void *ptr, unsigned int size);
-
-/**
- * Free memory which has been allocated with av_malloc(z)() or av_realloc().
- * NOTE: ptr = NULL is explicetly allowed
- * Note2: it is recommended that you use av_freep() instead
- */
-void av_free(void *ptr);
-
-void *av_mallocz(unsigned int size);
-char *av_strdup(const char *s);
-
-/**
- * Frees memory and sets the pointer to NULL.
- * @param ptr pointer to the pointer which should be freed
- */
-void av_freep(void *ptr);
-
 #endif /* COMMON_H */

diff --git a/libavutil/mem.h b/libavutil/mem.h
new file mode 100644 (file)
index 0000000..4ebdad8
--- /dev/null
+++ b/libavutil/mem.h
@@ -0,0 +1,65 @@
+/*
+ * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * 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 mem.h
+ * Memory handling functions.
+ */
+
+#ifndef AV_MEM_H
+#define AV_MEM_H
+
+#ifdef __GNUC__
+  #define DECLARE_ALIGNED(n,t,v)       t v __attribute__ ((aligned (n)))
+#else
+  #define DECLARE_ALIGNED(n,t,v)      __declspec(align(n)) t v
+#endif
+
+/**
+ * Memory allocation of size byte with alignment suitable for all
+ * memory accesses (including vectors if available on the
+ * CPU). av_malloc(0) must return a non NULL pointer.
+ */
+void *av_malloc(unsigned int size);
+
+/**
+ * av_realloc semantics (same as glibc): if ptr is NULL and size > 0,
+ * identical to malloc(size). If size is zero, it is identical to
+ * free(ptr) and NULL is returned.
+ */
+void *av_realloc(void *ptr, unsigned int size);
+
+/**
+ * Free memory which has been allocated with av_malloc(z)() or av_realloc().
+ * NOTE: ptr = NULL is explicetly allowed
+ * Note2: it is recommended that you use av_freep() instead
+ */
+void av_free(void *ptr);
+
+void *av_mallocz(unsigned int size);
+char *av_strdup(const char *s);
+
+/**
+ * Frees memory and sets the pointer to NULL.
+ * @param ptr pointer to the pointer which should be freed
+ */
+void av_freep(void *ptr);
+
+#endif /* AV_MEM_H */