/* * Copyright (C) 2023 Huawei Device Co., Ltd. * 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. */ /** * @addtogroup Core * @{ * * @brief The Core module provides basic backbone capabilities for media frameworks, * including functions such as memory, error codes, and media data structures. * * @syscap SystemCapability.Multimedia.Media.Core * @since 9 */ /** * @file native_avmemory.h * * @brief Declared the definition of media data structure AVMemory. * * @kit AVCodecKit * @library libnative_media_core.so * @syscap SystemCapability.Multimedia.Media.Core * @since 9 */ #ifndef NATIVE_AVMEMORY_H #define NATIVE_AVMEMORY_H #include #include "native_averrors.h" #ifdef __cplusplus extern "C" { #endif typedef struct OH_AVMemory OH_AVMemory; /** * @brief Create an OH_AVMemory instance * @syscap SystemCapability.Multimedia.Media.Core * @param size the memory's size, bytes. * @return Returns a pointer to an OH_AVMemory instance, needs to be freed by OH_AVMemory_Destroy. * @deprecated since 11 * @useinstead OH_AVBuffer_Create * @since 10 */ OH_AVMemory *OH_AVMemory_Create(int32_t size); /** * @brief Get the memory's virtual address * @syscap SystemCapability.Multimedia.Media.Core * @param mem Encapsulate OH_AVMemory structure instance pointer * @return the memory's virtual address if the memory is valid, otherwise nullptr. * @deprecated since 11 * @useinstead OH_AVBuffer_GetAddr * @since 9 * @version 1.0 */ uint8_t *OH_AVMemory_GetAddr(struct OH_AVMemory *mem); /** * @brief Get the memory's size * @syscap SystemCapability.Multimedia.Media.Core * @param mem Encapsulate OH_AVMemory structure instance pointer * @return the memory's size if the memory is valid, otherwise -1. * @deprecated since 11 * @useinstead OH_AVBuffer_GetCapacity * @since 9 * @version 1.0 */ int32_t OH_AVMemory_GetSize(struct OH_AVMemory *mem); /** * @brief Clear the internal resources of the memory and destroy the memory * instance * @syscap SystemCapability.Multimedia.Media.Core * @param mem Encapsulate OH_AVMemory structure instance pointer * @return Returns AV_ERR_OK if the execution is successful, * otherwise returns a specific error code, refer to {@link OH_AVErrCode} * @deprecated since 11 * @useinstead OH_AVBuffer_Destroy * @since 10 */ OH_AVErrCode OH_AVMemory_Destroy(struct OH_AVMemory *mem); #ifdef __cplusplus } #endif #endif // NATIVE_AVMEMORY_H /** @} */