1 /* 2 * Copyright (c) 2022 Shenzhen Kaihong DID 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 SHARE_MEM_H 17 #define SHARE_MEM_H 18 19 #include <hdf_base.h> 20 #include "codec_type.h" 21 22 #ifdef __cplusplus 23 extern "C" 24 { 25 #endif 26 27 typedef struct { 28 int32_t id; 29 int32_t fd; /**< Transmit fd through ipc for sharing memory */ 30 int32_t size; 31 uint8_t *virAddr; /**< Virtual address */ 32 BufferType type; 33 } ShareMemory; 34 35 int32_t CreateFdShareMemory(ShareMemory *shareMemory); 36 int32_t OpenFdShareMemory(ShareMemory *shareMemory); 37 int32_t ReleaseFdShareMemory(ShareMemory *shareMemory); 38 39 #ifdef __cplusplus 40 } 41 #endif 42 #endif // SHARE_MEM_H 43