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MVHD Box start

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This commit is contained in:
Erik Zandvliet 2011-01-21 19:39:09 +01:00
parent 06ff88ef3a
commit c5a4d8c725
2 changed files with 99 additions and 0 deletions
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75
MP4/box_mvhd.cpp Normal file
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#include "box_mvhd.h"
Box_mvhd::Box_mvhd( ) {
Container = new Box( 0x6D766864 );
}
Box_mvhd::~Box_mvhd() {
delete Container;
}
Box * Box_mvhd::GetBox() {
return Container;
}
void Box_mvhd::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_mvhd::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_mvhd::SetTimeScale( uint32_t TimeUnits = 1 );
void Box_mvhd::SetDurationTime( uint32_t TimeUnits ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(TimeUnits),16);
}
void Box_mvhd::SetRate( uint32_t Rate = 0x00010000 );
void Box_mvhd::SetVolume( uint16_t Volume = 0x0100 );
void Box_mvhd::SetNextTrackID( uint32_t TrackID ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(TrackID),12);
}
void Box_mvhd::SetReserved() {
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0x40000000),68);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0),64);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0),60);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0),56);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0x10000),52);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0),48);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0),44);
Container->SetPayload((uint32_t)4,Box::uint16_to_uint8(0),40);
Container->SetPayload((uint32_t)4,Box::uint16_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_mvhd::SetDefaults() {
SetHeight();
SetWidth();
SetCreationTime();
SetModificationTime();
SetDurationTime();
SetFlags();
SetVersion();
SetTrackID();
}

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MP4/box_mvhd.h Normal file
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#include "box.h"
#include <ctime>
#define SECONDS_DIFFERENCE 2082844800
class Box_mvhd {
public:
Box_mvhd( );
~Box_mvhd();
Box * GetBox();
void SetCreationTime( uint32_t TimeStamp = 0 );
void SetModificationTime( uint32_t TimeStamp = 0 );
void SetTimeScale( uint32_t TimeUnits = 1 );
void SetDurationTime( uint32_t TimeUnits = 0 );
void SetRate( uint32_t Rate = 0x00010000 );
void SetVolume( uint16_t Volume = 0x0100 );
void SetNextTrackID( uint32_t TrackID = 0 );
private:
void SetReserved();
void SetDefaults();
Box * Container;
};//Box_ftyp Class