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 /* ------------------------------------------------------------------- */ 20 /* MPEG-4 MediaInformationHeaderAtom Class */ 21 /* ------------------------------------------------------------------- */ 22 /*********************************************************************************/ 23 /* 24 This MediaInformationHeaderAtom Class is an abstract base class for the 25 atoms VideoMediaHeaderAton, AudioMediaHeaderAtom, HintMediaHeaderAtom, 26 and Mpeg4MediaHeaderAtom. This class onbly contains one pure virtual method 27 getMediaHeaderType() that will return what type of mediaInformationHeader 28 this atom is. 29 */ 30 31 32 #define IMPLEMENT_MediaInformationAtomHeader 33 34 #include "mediainformationheaderatom.h" 35 #include "atomdefs.h" 36 37 // Stream-in ctor 38 MediaInformationHeaderAtom::MediaInformationHeaderAtom(MP4_FF_FILE *fp, uint32 size, uint32 type) 39 : FullAtom(fp, size, type) 40 { 41 if (!_success) 42 { 43 if (_mp4ErrorCode != ATOM_VERSION_NOT_SUPPORTED) 44 _mp4ErrorCode = READ_MEDIA_INFORMATION_HEADER_ATOM_FAILED; 45 } 46 } 47 48 // Destructor 49 MediaInformationHeaderAtom::~MediaInformationHeaderAtom() 50 { 51 52 } 53 54
