| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| /** |
| ************************************************************************* |
| * @file M4_Utils.h |
| * @brief Utilities |
| * @note This file defines utility macros |
| ************************************************************************* |
| */ |
| #ifndef __M4_UTILS_H__ |
| #define __M4_UTILS_H__ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* M4_MediaTime definition |
| This type is used internally by some shell components */ |
| #include "M4OSA_Types.h" |
| typedef M4OSA_Double M4_MediaTime; |
| |
| /* GET_MEMORY32 macro definition |
| This macro is used by the 3GP reader*/ |
| #ifdef __BIG_ENDIAN |
| #define GET_MEMORY32(x) (x) |
| #else |
| #define GET_MEMORY32(x) ( (((x)&0xff)<<24) | (((x)&0xff00)<<8) |\ |
| (((x)&0xff0000)>>8) | (((x)&0xff000000)>>24) ) |
| #endif /*__BIG_ENDIAN*/ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* __M4_UTILS_H__*/ |
| |
