1 /* 2 * Copyright (C) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef NATIVE_AVMEMORY_H 17 #define NATIVE_AVMEMORY_H 18 19 #include <stdint.h> 20 21 #ifdef __cplusplus 22 extern "C" { 23 #endif 24 25 typedef struct OH_AVMemory OH_AVMemory; 26 27 /** 28 * @brief Get the memory's virtual address 29 * @syscap SystemCapability.Multimedia.Media.Core 30 * @param mem Encapsulate OH_AVMemory structure instance pointer 31 * @return the memory's virtual address if the memory is valid, otherwise nullptr. 32 * @since 9 33 * @version 1.0 34 */ 35 uint8_t *OH_AVMemory_GetAddr(struct OH_AVMemory *mem); 36 37 /** 38 * @brief Get the memory's size 39 * @syscap SystemCapability.Multimedia.Media.Core 40 * @param mem Encapsulate OH_AVMemory structure instance pointer 41 * @return the memory's size if the memory is valid, otherwise -1. 42 * @since 9 43 * @version 1.0 44 */ 45 int32_t OH_AVMemory_GetSize(struct OH_AVMemory *mem); 46 47 #ifdef __cplusplus 48 } 49 #endif 50 51 #endif // NATIVE_AVMEMORY_H 52