ref: d566160f32580e5ef8fccbce8dde8495756a0620
dir: /vp8/common/common.h/
/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef VPX_VP8_COMMON_COMMON_H_
#define VPX_VP8_COMMON_COMMON_H_
#include <assert.h>
/* Interface header for common constant data structures and lookup tables */
#include "vpx_mem/vpx_mem.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Only need this for fixed-size arrays, for structs just assign. */
#define vp8_copy(Dest, Src) \
{ \
assert(sizeof(Dest) == sizeof(Src)); \
memcpy(Dest, Src, sizeof(Src)); \
}
/* Use this for variably-sized arrays. */
#define vp8_copy_array(Dest, Src, N) \
{ \
assert(sizeof(*Dest) == sizeof(*Src)); \
memcpy(Dest, Src, N * sizeof(*Src)); \
}
#define vp8_zero(Dest) memset(&Dest, 0, sizeof(Dest));
#define vp8_zero_array(Dest, N) memset(Dest, 0, N * sizeof(*Dest));
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VPX_VP8_COMMON_COMMON_H_