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This commit is contained in:
Thulinma 2011-02-16 21:42:40 +01:00
parent 5ca7a72b86
commit a3fd7a5a43
84 changed files with 879 additions and 969 deletions
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117
util/MP4/box_tkhd.cpp Normal file
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#include "box.cpp"
#include <ctime>
#define SECONDS_DIFFERENCE 2082844800
class Box_tkhd {
public:
Box_tkhd( );
~Box_tkhd();
Box * GetBox();
void SetCreationTime( uint32_t TimeStamp = 0 );
void SetModificationTime( uint32_t TimeStamp = 0 );
void SetDurationTime( uint32_t TimeUnits = 0 );
void SetWidth( uint16_t Width = 0 );
void SetHeight( uint16_t Height = 0 );
void SetFlags( bool Bit0 = true, bool Bit1 = true, bool Bit2 = true );
void SetVersion( uint32_t Version = 0 );
void SetTrackID( uint32_t TrackID = 0 );
private:
void SetReserved();
void SetDefaults();
Box * Container;
uint32_t CurrentFlags;
uint32_t CurrentVersion;
};//Box_ftyp Class
Box_tkhd::Box_tkhd( ) {
Container = new Box( 0x746B6864 );
CurrentVersion = 0;
CurrentFlags = 0;
}
Box_tkhd::~Box_tkhd() {
delete Container;
}
Box * Box_tkhd::GetBox() {
return Container;
}
void Box_tkhd::SetCreationTime( uint32_t TimeStamp ) {
uint32_t CreationTime;
if(!TimeStamp) {
CreationTime = time(NULL) + SECONDS_DIFFERENCE;
} else {
CreationTime = TimeStamp;
}
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(CreationTime),4);
}
void Box_tkhd::SetModificationTime( uint32_t TimeStamp ) {
uint32_t ModificationTime;
if(!TimeStamp) {
ModificationTime = time(NULL) + SECONDS_DIFFERENCE;
} else {
ModificationTime = TimeStamp;
}
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(ModificationTime),8);
}
void Box_tkhd::SetDurationTime( uint32_t TimeUnits ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(TimeUnits),16);
}
void Box_tkhd::SetReserved() {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0x40000000),68);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),64);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),60);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),56);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0x10000),52);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),48);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),44);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),40);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0x10000),36);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0),34);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),28);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),24);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),20);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),12);
}
void Box_tkhd::SetVersion( uint32_t Version ) {
if ( Version >= 2 ) { return; }
CurrentVersion = Version;
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8((CurrentVersion<<24)&(CurrentFlags)));
}
void Box_tkhd::SetFlags( bool Bit0, bool Bit1, bool Bit2 ) {
CurrentFlags = (( Bit0 ? 0x80 : 0 ) + ( Bit1 ? 0x40 : 0 ) + ( Bit2 ? 0x20 : 0 )) << 16 ;
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8((CurrentVersion<<24)&(CurrentFlags)));
}
void Box_tkhd::SetTrackID( uint32_t TrackID ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(TrackID),12);
}
void Box_tkhd::SetWidth( uint16_t Width ) {
uint32_t ResultWidth = ( Width << 16 );
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(ResultWidth),72);
}
void Box_tkhd::SetHeight( uint16_t Height ) {
uint32_t ResultHeight = ( Height << 16 );
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(ResultHeight),76);
}
void Box_tkhd::SetDefaults() {
SetHeight();
SetWidth();
SetCreationTime();
SetModificationTime();
SetDurationTime();
SetFlags();
SetVersion();
SetTrackID();
}