Ap4DecoderConfigDescriptor.h
Go to the documentation of this file.00001 /***************************************************************** 00002 | 00003 | AP4 - DecoderConfig Descriptor 00004 | 00005 | Copyright 2002-2008 Axiomatic Systems, LLC 00006 | 00007 | 00008 | This file is part of Bento4/AP4 (MP4 Atom Processing Library). 00009 | 00010 | Unless you have obtained Bento4 under a difference license, 00011 | this version of Bento4 is Bento4|GPL. 00012 | Bento4|GPL is free software; you can redistribute it and/or modify 00013 | it under the terms of the GNU General Public License as published by 00014 | the Free Software Foundation; either version 2, or (at your option) 00015 | any later version. 00016 | 00017 | Bento4|GPL is distributed in the hope that it will be useful, 00018 | but WITHOUT ANY WARRANTY; without even the implied warranty of 00019 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00020 | GNU General Public License for more details. 00021 | 00022 | You should have received a copy of the GNU General Public License 00023 | along with Bento4|GPL; see the file COPYING. If not, write to the 00024 | Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 00025 | 02111-1307, USA. 00026 | 00027 ****************************************************************/ 00028 00029 #ifndef _AP4_DECODER_CONFIG_DESCRIPTOR_H_ 00030 #define _AP4_DECODER_CONFIG_DESCRIPTOR_H_ 00031 00032 /*---------------------------------------------------------------------- 00033 | includes 00034 +---------------------------------------------------------------------*/ 00035 #include "Ap4Types.h" 00036 #include "Ap4List.h" 00037 #include "Ap4Descriptor.h" 00038 #include "Ap4DecoderSpecificInfoDescriptor.h" 00039 00040 /*---------------------------------------------------------------------- 00041 | class references 00042 +---------------------------------------------------------------------*/ 00043 class AP4_ByteStream; 00044 00045 /*---------------------------------------------------------------------- 00046 | constants 00047 +---------------------------------------------------------------------*/ 00048 const AP4_UI08 AP4_DESCRIPTOR_TAG_DECODER_CONFIG = 0x04; 00049 00050 /*---------------------------------------------------------------------- 00051 | AP4_DecoderConfigDescriptor 00052 +---------------------------------------------------------------------*/ 00053 class AP4_DecoderConfigDescriptor : public AP4_Descriptor 00054 { 00055 public: 00056 AP4_IMPLEMENT_DYNAMIC_CAST_D(AP4_DecoderConfigDescriptor, AP4_Descriptor) 00057 00058 // methods 00059 AP4_DecoderConfigDescriptor(AP4_UI08 stream_type, 00060 AP4_UI08 oti, 00061 AP4_UI32 buffer_size, 00062 AP4_UI32 max_bitrate, 00063 AP4_UI32 avg_bitrate, 00064 AP4_DecoderSpecificInfoDescriptor* dsi); 00065 AP4_DecoderConfigDescriptor(AP4_ByteStream& stream, 00066 AP4_Size header_size, 00067 AP4_Size payload_size); 00068 virtual ~AP4_DecoderConfigDescriptor(); 00069 virtual AP4_Result WriteFields(AP4_ByteStream& stream); 00070 virtual AP4_Result Inspect(AP4_AtomInspector& inspector); 00071 00072 // accessors 00073 virtual const AP4_DecoderSpecificInfoDescriptor* 00074 GetDecoderSpecificInfoDescriptor() const; 00075 virtual AP4_UI08 GetObjectTypeIndication() const { 00076 return m_ObjectTypeIndication; 00077 } 00078 virtual AP4_UI08 GetStreamType() const { return m_StreamType; } 00079 virtual AP4_UI32 GetBufferSize() const { return m_BufferSize; } 00080 virtual AP4_UI32 GetMaxBitrate() const { return m_MaxBitrate; } 00081 virtual AP4_UI32 GetAvgBitrate() const { return m_AverageBitrate; } 00082 00083 private: 00084 // members 00085 AP4_UI08 m_StreamType; 00086 AP4_UI08 m_ObjectTypeIndication; 00087 bool m_UpStream; 00088 AP4_UI32 m_BufferSize; 00089 AP4_UI32 m_MaxBitrate; 00090 AP4_UI32 m_AverageBitrate; 00091 mutable AP4_List<AP4_Descriptor> m_SubDescriptors; 00092 }; 00093 00094 #endif // _AP4_DECODER_CONFIG_DESCRIPTOR_H_
Generated on Thu May 13 16:36:32 2010 for Bento4 MP4 SDK by
1.6.3