1/* 2** 3** Copyright (C) 2008 The Android Open Source Project 4** 5** Licensed under the Apache License, Version 2.0 (the "License"); 6** you may not use this file except in compliance with the License. 7** You may obtain a copy of the License at 8** 9** http://www.apache.org/licenses/LICENSE-2.0 10** 11** Unless required by applicable law or agreed to in writing, software 12** distributed under the License is distributed on an "AS IS" BASIS, 13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14** See the License for the specific language governing permissions and 15** limitations under the License. 16*/ 17 18#ifndef ANDROID_IMEDIAMETADATARETRIEVER_H 19#define ANDROID_IMEDIAMETADATARETRIEVER_H 20 21#include <binder/IInterface.h> 22#include <binder/Parcel.h> 23#include <binder/IMemory.h> 24#include <utils/KeyedVector.h> 25#include <utils/RefBase.h> 26 27namespace android { 28 29class IDataSource; 30struct IMediaHTTPService; 31 32class IMediaMetadataRetriever: public IInterface 33{ 34public: 35 DECLARE_META_INTERFACE(MediaMetadataRetriever); 36 virtual void disconnect() = 0; 37 38 virtual status_t setDataSource( 39 const sp<IMediaHTTPService> &httpService, 40 const char *srcUrl, 41 const KeyedVector<String8, String8> *headers = NULL) = 0; 42 43 virtual status_t setDataSource(int fd, int64_t offset, int64_t length) = 0; 44 virtual status_t setDataSource(const sp<IDataSource>& dataSource) = 0; 45 virtual sp<IMemory> getFrameAtTime(int64_t timeUs, int option) = 0; 46 virtual sp<IMemory> extractAlbumArt() = 0; 47 virtual const char* extractMetadata(int keyCode) = 0; 48}; 49 50// ---------------------------------------------------------------------------- 51 52class BnMediaMetadataRetriever: public BnInterface<IMediaMetadataRetriever> 53{ 54public: 55 virtual status_t onTransact(uint32_t code, 56 const Parcel& data, 57 Parcel* reply, 58 uint32_t flags = 0); 59}; 60 61}; // namespace android 62 63#endif // ANDROID_IMEDIAMETADATARETRIEVER_H 64