mirror of
https://github.com/openharmony/multimedia_media_utils_lite.git
synced 2026-07-01 03:22:21 -04:00
mamingshuai
105 lines
2.8 KiB
C++
Executable File
105 lines
2.8 KiB
C++
Executable File
/*
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* Copyright (c) 2020 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @addtogroup MultiMedia_MediaCommon
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* @{
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*
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* @brief Provides data types and media formats required for recording and playing audio and videos.
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*
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*
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* @since 1.0
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* @version 1.0
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*/
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/**
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* @file media_errors.h
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*
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* @brief Declares the <b>media_errors</b> class to define errors that may occur during media operations.
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*
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*
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* @since 1.0
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* @version 1.0
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*/
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#ifndef MEDIA_ERRORS_H
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#define MEDIA_ERRORS_H
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#include <cstdint>
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namespace OHOS {
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namespace Media {
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constexpr int MODULE_MEDIA = 1;
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constexpr int SUBSYS_MEDIA = 30;
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using ErrCode = int32_t;
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constexpr int SUBSYSTEM_BIT_NUM = 21;
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constexpr int MODULE_BIT_NUM = 16;
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/**
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* @brief Generates a start error code with a unique identifier based on specified subsystem and module bit numbers.
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*
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* @param subsystem Indicates the subsystem bit number.
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* @param module Indicates the module bit number.
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* @return
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* @since 1.0
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* @version 1.0
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*/
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constexpr ErrCode ErrCodeOffset(unsigned int subsystem, unsigned int module = 0)
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{
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return (subsystem << SUBSYSTEM_BIT_NUM) | (module << MODULE_BIT_NUM);
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}
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constexpr int32_t BASE_MEDIA_ERR_OFFSET = ErrCodeOffset(SUBSYS_MEDIA, MODULE_MEDIA);
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/** Invalid data size that has been read */
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const int32_t ERR_INVALID_READ = -1;
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/** Success */
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const int32_t SUCCESS = 0;
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/** Fail */
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const int32_t ERROR = BASE_MEDIA_ERR_OFFSET;
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/** Status error */
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const int32_t ERR_ILLEGAL_STATE = BASE_MEDIA_ERR_OFFSET + 1;
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/** Invalid parameter */
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const int32_t ERR_INVALID_PARAM = BASE_MEDIA_ERR_OFFSET + 2;
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/** Early media preparation */
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const int32_t ERR_EARLY_PREPARE = BASE_MEDIA_ERR_OFFSET + 3;
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/** No media source */
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const int32_t ERR_SOURCE_NOT_SET = BASE_MEDIA_ERR_OFFSET + 4;
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/** Invalid operation */
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const int32_t ERR_INVALID_OPERATION = BASE_MEDIA_ERR_OFFSET + 5;
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/** No idle channel */
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const int32_t ERR_NOFREE_CHANNEL = BASE_MEDIA_ERR_OFFSET + 6;
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/** Buffer reading failed */
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const int32_t ERR_READ_BUFFER = BASE_MEDIA_ERR_OFFSET + 7;
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/** Device not started */
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const int32_t ERR_NOT_STARTED = BASE_MEDIA_ERR_OFFSET + 8;
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/** Unknown error */
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const int32_t ERR_UNKNOWN = BASE_MEDIA_ERR_OFFSET + 200;
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} // namespace Media
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} // namespace OHOS
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#endif // MEDIA_ERRORS_H
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