1 /* ------------------------------------------------------------------ 2 * Copyright (C) 1998-2009 PacketVideo 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 13 * express or implied. 14 * See the License for the specific language governing permissions 15 * and limitations under the License. 16 * ------------------------------------------------------------------- 17 */ 18 #ifndef PVMF_TRACK_SELECTION_EXTENSION_H_INCLUDED 19 #define PVMF_TRACK_SELECTION_EXTENSION_H_INCLUDED 20 21 #ifndef OSCL_BASE_H_INCLUDED 22 #include "oscl_base.h" 23 #endif 24 #ifndef OSCL_TYPES_H_INCLUDED 25 #include "oscl_types.h" 26 #endif 27 #ifndef PV_UUID_H_INCLUDED 28 #include "pv_uuid.h" 29 #endif 30 #ifndef PV_INTERFACE_H 31 #include "pv_interface.h" 32 #endif 33 #ifndef PVMF_MEDIA_PRESENTATION_INFO_H_INCLUDED 34 #include "pvmf_media_presentation_info.h" 35 #endif 36 37 #define PVMF_TRACK_SELECTION_INTERFACE_MIMETYPE "pvxxx/pvmf/pvmftrackselectioninterface" 38 #define PVMF_TRACK_SELECTION_INTERFACE_UUID PVUuid(0x3afa4e1b,0x989c,0x41c3,0x90,0xef,0x11,0xa9,0xf5,0xa4,0x59,0xd7) 39 40 class PVMFTrackSelectionExtensionInterface : public PVInterface 41 { 42 public: 43 virtual void addRef() = 0; 44 virtual void removeRef() = 0; 45 virtual bool queryInterface(const PVUuid& uuid, PVInterface*& iface) = 0; 46 /** 47 * Gets the media presentation information from a source node. 48 * 49 * @param aInfo, a pointer to PVMFMediaPresentationInfo 50 * @return PVMFSuccess if successfully set.PVMFFailure for errors. 51 */ 52 virtual PVMFStatus GetMediaPresentationInfo(PVMFMediaPresentationInfo& aInfo) = 0; 53 /** 54 * API to provide information on selected tracks 55 * 56 * @param aInfo, a pointer to PVMFMediaPresentationInfo, that contains 57 * a possibly pruned list of selected trackinfo. 58 * @return PVMFSuccess if successfully set.PVMFFailure for errors. 59 */ 60 virtual PVMFStatus SelectTracks(PVMFMediaPresentationInfo& aInfo) = 0; 61 }; 62 63 #endif //PVMF_TRACK_SELECTION_EXTENSION_H_INCLUDED 64 65