| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| #ifndef MEDIA_EXTRACTOR_FACTORY_H_ |
| |
| #define MEDIA_EXTRACTOR_FACTORY_H_ |
| |
| #include <stdio.h> |
| #include <unordered_set> |
| |
| #include <android/dlext.h> |
| #include <media/IMediaExtractor.h> |
| |
| namespace android { |
| |
| class DataSource; |
| struct ExtractorPlugin; |
| |
| class MediaExtractorFactory { |
| public: |
| static sp<IMediaExtractor> Create( |
| const sp<DataSource> &source, const char *mime = NULL); |
| static sp<IMediaExtractor> CreateFromService( |
| const sp<DataSource> &source, const char *mime = NULL); |
| static status_t dump(int fd, const Vector<String16>& args); |
| static std::unordered_set<std::string> getSupportedTypes(); |
| static void LoadExtractors(); |
| |
| private: |
| static Mutex gPluginMutex; |
| static std::shared_ptr<std::list<sp<ExtractorPlugin>>> gPlugins; |
| static bool gPluginsRegistered; |
| static bool gIgnoreVersion; |
| |
| static void RegisterExtractors( |
| const char *libDirPath, const android_dlextinfo* dlextinfo, |
| std::list<sp<ExtractorPlugin>> &pluginList); |
| static void RegisterExtractor( |
| const sp<ExtractorPlugin> &plugin, std::list<sp<ExtractorPlugin>> &pluginList); |
| |
| static void *sniff(const sp<DataSource> &source, |
| float *confidence, void **meta, FreeMetaFunc *freeMeta, |
| sp<ExtractorPlugin> &plugin, uint32_t *creatorVersion); |
| }; |
| |
| } // namespace android |
| |
| #endif // MEDIA_EXTRACTOR_FACTORY_H_ |