| /////////////////////////////////////////////////////////////////////////////// |
| // |
| // The contents of this file are subject to the Mozilla Public License |
| // Version 1.1 (the "License"); you may not use this file except in |
| // compliance with the License. You may obtain a copy of the License at |
| // http://www.mozilla.org/MPL/ |
| // |
| // Software distributed under the License is distributed on an "AS IS" |
| // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the |
| // License for the specific language governing rights and limitations |
| // under the License. |
| // |
| // The Original Code is MP4v2. |
| // |
| // The Initial Developer of the Original Code is Kona Blend. |
| // Portions created by Kona Blend are Copyright (C) 2008. |
| // All Rights Reserved. |
| // |
| // Contributors: |
| // Kona Blend, kona8lend@@gmail.com |
| // |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #ifndef MP4V2_UTIL_TRACKMODIFIER_H |
| #define MP4V2_UTIL_TRACKMODIFIER_H |
| |
| namespace mp4v2 { namespace util { |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| class MP4V2_EXPORT TrackModifier |
| { |
| private: |
| class Properties |
| { |
| private: |
| TrackModifier& _trackModifier; |
| |
| public: |
| Properties( TrackModifier& ); |
| |
| void update(); |
| |
| MP4Integer24Property& flags; |
| MP4Integer16Property& layer; |
| MP4Integer16Property& alternateGroup; |
| MP4Float32Property& volume; |
| MP4Float32Property& width; |
| MP4Float32Property& height; |
| MP4LanguageCodeProperty& language; |
| MP4StringProperty& handlerType; |
| MP4StringProperty& handlerName; |
| MP4BytesProperty* userDataName; |
| |
| private: |
| MP4Property& refProperty( const char* ); |
| MP4Property* findProperty( const char* ); |
| void updateProperty( const char*, MP4Property** ); |
| }; |
| |
| friend class Properties; |
| |
| private: |
| static MP4Atom& refTrackAtom( MP4File&, uint16_t ); |
| |
| private: |
| MP4Atom& _track; |
| Properties _props; |
| |
| // Track Header |
| bool _enabled; |
| bool _inMovie; |
| bool _inPreview; |
| uint16_t _layer; |
| uint16_t _alternateGroup; |
| float _volume; |
| float _width; |
| float _height; |
| |
| // Media Header |
| bmff::LanguageCode _language; |
| |
| // Handler Reference |
| string _handlerType; |
| string _handlerName; |
| |
| // User Data name |
| string _userDataName; |
| |
| public: |
| MP4File& file; |
| const uint16_t trackIndex; |
| const MP4TrackId trackId; |
| |
| const bool& enabled; |
| const bool& inMovie; |
| const bool& inPreview; |
| const uint16_t& layer; |
| const uint16_t& alternateGroup; |
| const float& volume; |
| const float& width; |
| const float& height; |
| |
| const bmff::LanguageCode& language; |
| |
| const string& handlerType; |
| const string& handlerName; |
| |
| const string& userDataName; |
| |
| public: |
| TrackModifier( MP4FileHandle, uint16_t ); |
| ~TrackModifier(); |
| |
| void setEnabled ( bool ); |
| void setInMovie ( bool ); |
| void setInPreview ( bool ); |
| void setLayer ( uint16_t ); |
| void setAlternateGroup ( uint16_t ); |
| void setVolume ( float ); |
| void setWidth ( float ); |
| void setHeight ( float ); |
| void setLanguage ( bmff::LanguageCode ); |
| void setHandlerName ( const string& ); |
| void setUserDataName ( const string& ); |
| |
| // set by string |
| void setEnabled ( const string& ); |
| void setInMovie ( const string& ); |
| void setInPreview ( const string& ); |
| void setLayer ( const string& ); |
| void setAlternateGroup ( const string& ); |
| void setVolume ( const string& ); |
| void setWidth ( const string& ); |
| void setHeight ( const string& ); |
| void setLanguage ( const string& ); |
| |
| bool hasUserDataName() const; |
| void removeUserDataName(); |
| |
| void dump( ostream&, const string& ); |
| |
| private: |
| void fetch(); |
| |
| static string toString( bool ); |
| static string toString( float, uint8_t, uint8_t ); |
| |
| static bool& fromString( const string&, bool& ); |
| static float& fromString( const string&, float& ); |
| static uint16_t& fromString( const string&, uint16_t& ); |
| |
| static string toStringTrackType( const string& ); |
| }; |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| }} // namespace mp4v2::util |
| |
| #endif // MP4V2_UTIL_TRACKMODIFIER_H |