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426
Src/external_dependencies/libmp4v2/atoms.h
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426
Src/external_dependencies/libmp4v2/atoms.h
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/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is MPEG4IP.
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*
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* The Initial Developer of the Original Code is Cisco Systems Inc.
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* Portions created by Cisco Systems Inc. are
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* Copyright (C) Cisco Systems Inc. 2001 - 2005. All Rights Reserved.
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*
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* 3GPP features implementation is based on 3GPP's TS26.234-v5.60,
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* and was contributed by Ximpo Group Ltd.
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*
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* Portions created by Ximpo Group Ltd. are
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* Copyright (C) Ximpo Group Ltd. 2003, 2004. All Rights Reserved.
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*
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* Contributor(s):
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* Dave Mackie dmackie@cisco.com
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* Ximpo Group Ltd. mp4v2@ximpo.com
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* Bill May wmay@cisco.com
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*/
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#ifndef __MP4_ATOMS_INCLUDED__
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#define __MP4_ATOMS_INCLUDED__
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// declare all the atom subclasses
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// i.e. spare us atom_xxxx.h for all the atoms
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//
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// The majority of atoms just need their own constructor declared
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// Some atoms have a few special needs
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// A small minority of atoms need lots of special handling
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class MP4RootAtom : public MP4Atom {
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public:
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MP4RootAtom();
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void BeginWrite(bool use64 = false);
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void Write();
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void FinishWrite(bool use64 = false);
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void BeginOptimalWrite();
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void FinishOptimalWrite();
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protected:
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u_int32_t GetLastMdatIndex();
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void WriteAtomType(const char* type, bool onlyOne);
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};
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/***********************************************************************
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* Common atom classes - standard for anything that just contains atoms
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* and non-maleable properties, treftype and url
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***********************************************************************/
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class MP4StandardAtom : public MP4Atom {
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public:
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MP4StandardAtom(const char *name);
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};
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class MP4TrefTypeAtom : public MP4Atom {
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public:
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MP4TrefTypeAtom(const char* type);
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void Read();
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};
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class MP4UrlAtom : public MP4Atom {
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public:
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MP4UrlAtom(const char *type="url ");
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void Read();
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void Write();
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};
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/***********************************************************************
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* Sound and Video atoms - use the generic atoms when possible
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* (MP4SoundAtom and MP4VideoAtom)
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***********************************************************************/
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class MP4SoundAtom : public MP4Atom {
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public:
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MP4SoundAtom(const char *atomid);
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void Generate();
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void Read();
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protected:
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void AddProperties(u_int8_t version);
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};
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class MP4VideoAtom : public MP4Atom {
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public:
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MP4VideoAtom(const char *atomid);
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void Generate();
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};
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class MP4AmrAtom : public MP4Atom {
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public:
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MP4AmrAtom(const char *type);
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void Generate();
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};
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// H.264 atoms
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class MP4Avc1Atom : public MP4Atom {
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public:
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MP4Avc1Atom();
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void Generate();
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};
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class MP4AvcCAtom : public MP4Atom {
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public:
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MP4AvcCAtom();
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void Generate();
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void Clone(MP4AvcCAtom *dstAtom);
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};
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class MP4D263Atom : public MP4Atom {
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public:
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MP4D263Atom();
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void Generate();
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void Write();
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};
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class MP4DamrAtom : public MP4Atom {
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public:
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MP4DamrAtom();
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void Generate();
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};
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class MP4EncaAtom : public MP4Atom {
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public:
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MP4EncaAtom();
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void Generate();
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};
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class MP4EncvAtom : public MP4Atom {
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public:
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MP4EncvAtom();
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void Generate();
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};
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class MP4Mp4aAtom : public MP4Atom {
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public:
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MP4Mp4aAtom();
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void Generate();
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};
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class MP4Mp4sAtom : public MP4Atom {
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public:
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MP4Mp4sAtom();
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void Generate();
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};
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class MP4Mp4vAtom : public MP4Atom {
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public:
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MP4Mp4vAtom();
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void Generate();
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};
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class MP4S263Atom : public MP4Atom {
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public:
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MP4S263Atom();
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void Generate();
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};
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/************************************************************************
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* Specialized Atoms
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************************************************************************/
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class MP4DataAtom : public MP4Atom {
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public:
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MP4DataAtom();
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void Read();
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};
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class MP4DrefAtom : public MP4Atom {
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public:
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MP4DrefAtom();
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void Read();
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};
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class MP4ElstAtom : public MP4Atom {
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public:
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MP4ElstAtom();
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void Generate();
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void Read();
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protected:
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void AddProperties(u_int8_t version);
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};
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class MP4FreeAtom : public MP4Atom {
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public:
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MP4FreeAtom();
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void Read();
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void Write();
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};
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class MP4FtypAtom : public MP4Atom {
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public:
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MP4FtypAtom();
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void Generate();
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void Read();
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};
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class MP4GminAtom : public MP4Atom {
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public:
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MP4GminAtom();
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void Generate();
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};
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class MP4HdlrAtom : public MP4Atom {
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public:
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MP4HdlrAtom();
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void Read();
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};
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class MP4HinfAtom : public MP4Atom {
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public:
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MP4HinfAtom();
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void Generate();
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};
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class MP4HntiAtom : public MP4Atom {
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public:
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MP4HntiAtom();
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void Read();
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};
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class MP4MdatAtom : public MP4Atom {
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public:
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MP4MdatAtom();
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void Read();
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void Write();
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};
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class MP4MdhdAtom : public MP4Atom {
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public:
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MP4MdhdAtom();
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void Generate();
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void Read();
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protected:
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void AddProperties(u_int8_t version);
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};
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class MP4Meta1Atom : public MP4Atom {
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public:
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MP4Meta1Atom(const char *name);
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void Read();
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};
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class MP4Meta2Atom : public MP4Atom {
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public:
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MP4Meta2Atom(const char *name);
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void Read();
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};
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class MP4Meta3Atom : public MP4Atom {
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public:
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MP4Meta3Atom(const char *name);
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void Read();
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};
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class MP4Meta4Atom : public MP4Atom {
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public:
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MP4Meta4Atom(const char *name);
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void Read();
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};
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class MP4MvhdAtom : public MP4Atom {
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public:
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MP4MvhdAtom();
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void Generate();
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void Read();
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protected:
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void AddProperties(u_int8_t version);
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};
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class MP4OhdrAtom : public MP4Atom {
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public:
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MP4OhdrAtom();
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~MP4OhdrAtom();
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void Read();
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};
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class MP4RtpAtom : public MP4Atom {
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public:
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MP4RtpAtom();
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void Generate();
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void Read();
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void Write();
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protected:
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void AddPropertiesStsdType();
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void AddPropertiesHntiType();
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void GenerateStsdType();
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void GenerateHntiType();
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void ReadStsdType();
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void ReadHntiType();
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void WriteHntiType();
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};
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class MP4SdpAtom : public MP4Atom {
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public:
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MP4SdpAtom();
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void Read();
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void Write();
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};
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class MP4SmiAtom : public MP4Atom {
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public:
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MP4SmiAtom(void);
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void Read();
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};
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class MP4StblAtom : public MP4Atom {
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public:
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MP4StblAtom();
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void Generate();
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};
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class MP4StdpAtom : public MP4Atom {
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public:
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MP4StdpAtom();
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void Read();
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};
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class MP4StscAtom : public MP4Atom {
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public:
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MP4StscAtom();
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void Read();
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};
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class MP4StsdAtom : public MP4Atom {
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public:
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MP4StsdAtom();
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void Read();
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};
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class MP4StszAtom : public MP4Atom {
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public:
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MP4StszAtom();
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void Read();
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void Write();
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};
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class MP4Stz2Atom : public MP4Atom {
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public:
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MP4Stz2Atom();
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void Read();
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};
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class MP4TextAtom : public MP4Atom {
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public:
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MP4TextAtom();
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void Generate();
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protected:
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void AddPropertiesStsdType();
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void AddPropertiesGmhdType();
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void GenerateStsdType();
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void GenerateGmhdType();
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};
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class MP4TfhdAtom : public MP4Atom {
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public:
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MP4TfhdAtom();
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void Read();
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protected:
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void AddProperties(u_int32_t flags);
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};
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class MP4TkhdAtom : public MP4Atom {
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public:
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MP4TkhdAtom();
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void Generate();
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void Read();
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protected:
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void AddProperties(u_int8_t version);
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};
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class MP4TrunAtom : public MP4Atom {
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public:
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MP4TrunAtom();
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void Read();
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protected:
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void AddProperties(u_int32_t flags);
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};
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class MP4UdtaAtom : public MP4Atom {
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public:
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MP4UdtaAtom();
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void Read();
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};
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class MP4UrnAtom : public MP4Atom {
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public:
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MP4UrnAtom();
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void Read();
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};
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class MP4VmhdAtom : public MP4Atom {
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public:
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MP4VmhdAtom();
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void Generate();
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};
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class MP4HrefAtom : public MP4Atom {
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public:
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MP4HrefAtom();
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void Generate(void);
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};
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class MP4ChplAtom : public MP4Atom {
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public:
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MP4ChplAtom();
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void Generate(void);
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};
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#endif /* __MP4_ATOMS_INCLUDED__ */
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