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TFHD Box

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This commit is contained in:
Erik Zandvliet 2011-02-08 16:55:51 +01:00
parent 3fde290ed6
commit aa352fbe60
2 changed files with 90 additions and 0 deletions
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67
MP4/box_tfhd.cpp Normal file
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#include "box_tfhd.h"
Box_tfhd::Box_tfhd( ) {
Container = new Box( 0x74666864 );
SetDefaults( );
}
Box_tfhd::~Box_tfhd() {
delete Container;
}
Box * Box_tfhd::GetBox() {
return Container;
}
void Box_tfhd::SetTrackID( uint32_t TrackID = 0 ) {
curTrackID = TrackID
}
void Box_tfhd::SetBaseDataOffset( uint32_t Offset = 0 ) {
curBaseDataOffset = Offset;
}
void Box_tfhd::SetSampleDescriptionIndex( uint32_t Index = 0 ) {
curSampleDescriptionIndex = Index );
}
void Box_tfhd::SetDefaultSampleDuration( uint32_t Duration = 0 ) {
curDefaultSampleDuration = Duration;
}
void Box_tfhd::SetDefaultSampleSize( uint32_t Size ) {
curDefaultSampleSize = Size;
}
void Box_tfhd::WriteContent( ) {
uint32_t curoffset;
uint32_t flags = 0 & ( curBaseDataOffset ? 0x1 : 0 ) & ( curSampleDesciptionIndex ? 0x2 : 0 ) & ( curDefaultSampleDuration ? 0x8 : 0 ) & ( curDefaultSampleSize ? 0x10 : 0 );
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(flags));
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curTrackId),4);
curoffset = 8;
if( curBaseDataOffset ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curTrackId),curoffset);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curTrackId),curoffset+4);
curoffset += 8;
}
if( curSampleDescriptionIndex ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curSampleDescriptionIndex),curoffset);
curoffset += 8;
}
if( curDefaultSampleDuration ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curDefaultSampleDuration),curoffset);
curoffset += 8;
}
if( curDefaultSampleSize ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curDefaultSampleSize),curoffset);
curoffset += 8;
]
}
void Box_tfhd::SetDefaults( ) {
SetTrackID( );
SetBaseDataOffset( );
SetSampleDescriptionIndex( );
SetDefaultSampleDuration( );
SetDefaultSampleSize( );
}

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MP4/box_tfhd.h Normal file
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#include "box.h"
class Box_tfhd {
public:
Box_tfhd( );
~Box_tfhd();
Box * GetBox();
void SetTrackID( uint32_t TrackID = 0 );
void SetBaseDataOffset( uint32_t Offset = 0 );//write as uint64_t
void SetSampleDescriptionIndex( uint32_t Index = 0 );
void SetDefaultSampleDuration( uint32_t Duration = 0 );
void SetDefaultSampleSize( uint32_t Size = 0 );
void WriteContent( );
private:
void SetDefaults( );
uint32_t curTrackID;
uint32_t curBaseDataOffset;
uint32_t curSampleDescriptionIndex;
uint32_t curDefaultSampleDuration;
uint32_t curDefaultSampleSize;
Box * Container;
};//Box_ftyp Class