| /* |
| * Copyright (C) 2008 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 MEDIASCANNER_H |
| #define MEDIASCANNER_H |
| |
| #include <utils.h> |
| #include <pthread.h> |
| |
| namespace android { |
| |
| class MediaScannerClient; |
| class StringArray; |
| |
| class MediaScanner |
| { |
| public: |
| MediaScanner(); |
| ~MediaScanner(); |
| |
| typedef bool (*ExceptionCheck)(void* env); |
| |
| status_t processFile(const char *path, const char *mimeType, MediaScannerClient& client); |
| status_t processDirectory(const char *path, const char* extensions, |
| MediaScannerClient& client, ExceptionCheck exceptionCheck, void* exceptionEnv); |
| void setLocale(const char* locale); |
| |
| // extracts album art as a block of data |
| char* extractAlbumArt(int fd); |
| |
| static void uninitializeForThread(); |
| |
| private: |
| status_t doProcessDirectory(char *path, int pathRemaining, const char* extensions, |
| MediaScannerClient& client, ExceptionCheck exceptionCheck, void* exceptionEnv); |
| void initializeForThread(); |
| |
| // current locale (like "ja_JP"), created/destroyed with strdup()/free() |
| char* mLocale; |
| }; |
| |
| |
| class MediaScannerClient |
| { |
| public: |
| MediaScannerClient(); |
| virtual ~MediaScannerClient(); |
| void setLocale(const char* locale); |
| void beginFile(); |
| bool addStringTag(const char* name, const char* value); |
| void endFile(); |
| |
| virtual bool scanFile(const char* path, long long lastModified, long long fileSize) = 0; |
| virtual bool handleStringTag(const char* name, const char* value) = 0; |
| virtual bool setMimeType(const char* mimeType) = 0; |
| |
| protected: |
| void convertValues(uint32_t encoding); |
| |
| protected: |
| // cached name and value strings, for native encoding support. |
| StringArray* mNames; |
| StringArray* mValues; |
| |
| // default encoding based on MediaScanner::mLocale string |
| uint32_t mLocaleEncoding; |
| }; |
| |
| }; // namespace android |
| |
| #endif // MEDIASCANNER_H |
| |