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 This PVA_FF_Atom Class is the base class for all other Atoms in the MPEG-4 File 20 Format. 21 */ 22 23 24 25 #define IMPLEMENT_Atom 26 27 #include "atom.h" 28 #include "atomutils.h" 29 30 // Normal constructor 31 PVA_FF_Atom::PVA_FF_Atom(uint32 type) 32 { 33 _type = type; 34 _pparent = NULL; 35 } 36 37 // Destructor 38 PVA_FF_Atom::~PVA_FF_Atom() 39 { 40 // Empty 41 } 42 43 bool 44 PVA_FF_Atom::renderAtomBaseMembers(MP4_AUTHOR_FF_FILE_IO_WRAP *fp) const 45 { 46 // Render PVA_FF_Atom size 47 if (!PVA_FF_AtomUtils::render32(fp, getSize())) 48 { 49 return false; 50 } 51 52 // Render PVA_FF_Atom type (MOVIE_ATOM) 53 if (!PVA_FF_AtomUtils::render32(fp, getType())) 54 { 55 return false; 56 } 57 return true; 58 } 59 60 61 uint32 62 PVA_FF_Atom::getDefaultSize() const 63 { 64 return DEFAULT_ATOM_SIZE; 65 } 66 67 68
