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 MEDIA_DATA_SOURCE_TEST_SEEKABLE_H 17 #define MEDIA_DATA_SOURCE_TEST_SEEKABLE_H 18 19 #include <string> 20 #include "media_data_source_test.h" 21 #include "nocopyable.h" 22 23 namespace OHOS { 24 namespace Media { 25 class MediaDataSourceTestSeekable : public MediaDataSourceTest, public NoCopyable { 26 public: 27 static std::shared_ptr<MediaDataSourceTest> Create(const std::string &uri, int32_t size); 28 MediaDataSourceTestSeekable(const std::string &uri, int32_t size); 29 ~MediaDataSourceTestSeekable() override; 30 void Reset() override; 31 int32_t GetSize(int64_t &size) override; 32 int32_t ReadAt(int64_t pos, uint32_t length, const std::shared_ptr<AVSharedMemory> &mem) override; 33 int32_t ReadAt(const std::shared_ptr<AVSharedMemory> &mem, uint32_t length, int64_t pos = -1) override; 34 int32_t ReadAt(uint32_t length, const std::shared_ptr<AVSharedMemory> &mem) override; 35 36 private: 37 int32_t Init(); 38 std::string uri_; 39 FILE *fd_ = nullptr; 40 int64_t position_ = 0; 41 int32_t fixedLen_ = 0; 42 }; 43 } // namespace Media 44 } // namespace OHOS 45 #endif // MEDIA_DATA_SOURCE_TEST_SEEKABLE_H_