2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
12 #ifndef VP8_COMMON_COMMON_H_
13 #define VP8_COMMON_COMMON_H_
17 /* Interface header for common constant data structures and lookup tables */
19 #include "vpx_mem/vpx_mem.h"
25 #define MIN(x, y) (((x) < (y)) ? (x) : (y))
26 #define MAX(x, y) (((x) > (y)) ? (x) : (y))
28 /* Only need this for fixed-size arrays, for structs just assign. */
30 #define vp8_copy( Dest, Src) { \
31 assert( sizeof( Dest) == sizeof( Src)); \
32 vpx_memcpy( Dest, Src, sizeof( Src)); \
35 /* Use this for variably-sized arrays. */
37 #define vp8_copy_array( Dest, Src, N) { \
38 assert( sizeof( *Dest) == sizeof( *Src)); \
39 vpx_memcpy( Dest, Src, N * sizeof( *Src)); \
42 #define vp8_zero( Dest) vpx_memset( &Dest, 0, sizeof( Dest));
44 #define vp8_zero_array( Dest, N) vpx_memset( Dest, 0, N * sizeof( *Dest));
51 #endif // VP8_COMMON_COMMON_H_