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 /** 19 * @file pvmf_media_msg.h 20 * @brief This file defines the PV Multimedia Framework (PVMF) media message 21 * class which is used as the main interface for all messages sent over the 22 * normal media data path. 23 * 24 */ 25 26 #ifndef PVMF_MEDIA_MSG_H_INCLUDED 27 #define PVMF_MEDIA_MSG_H_INCLUDED 28 29 #ifndef OSCL_BASE_H_INCLUDED 30 #include "oscl_base.h" 31 #endif 32 33 #ifndef PVMF_TIMESTAMP_H_INCLUDED 34 #include "pvmf_timestamp.h" 35 #endif 36 37 #ifndef PV_INTERFACE_H 38 #include "pv_interface.h" 39 #endif 40 41 #ifndef OSCL_SHARED_PTR_H_INCLUDED 42 #include "oscl_shared_ptr.h" 43 #endif 44 45 #ifndef OSCL_REFCOUNTER_MEMFRAG_H_INCLUDED 46 #include "oscl_refcounter_memfrag.h" 47 #endif 48 49 50 class PVMFMediaMsg 51 { 52 53 54 public: ~PVMFMediaMsg()55 virtual ~PVMFMediaMsg() {} 56 virtual PVMFTimestamp getTimestamp() = 0; 57 virtual uint32 getDuration() = 0; 58 virtual uint32 getStreamID() = 0; 59 virtual uint32 getSeqNum() = 0; 60 virtual PVUid32 getFormatID() = 0; 61 virtual bool queryInterface(const PVUuid& uuid, PVInterface*& iface) = 0; 62 virtual bool getFormatSpecificInfo(OsclRefCounterMemFrag& memfrag) = 0; 63 virtual void setTimestamp(const PVMFTimestamp& ts) = 0; 64 virtual void setDuration(const uint32& duration) = 0; 65 virtual void setStreamID(uint32 id) = 0; 66 virtual void setSeqNum(uint32 seqnum) = 0; 67 68 }; 69 70 typedef OsclSharedPtr<PVMFMediaMsg> PVMFSharedMediaMsgPtr; 71 72 #endif 73