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TRUN box finished

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This commit is contained in:
Erik Zandvliet 2011-02-08 18:00:46 +01:00
parent aa352fbe60
commit ff93aedb98
3 changed files with 72 additions and 2 deletions
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4
MP4/box_tfhd.cpp
View file

@ -40,8 +40,8 @@ void Box_tfhd::WriteContent( ) {
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);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0),curoffset);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curBaseDataOffset),curoffset+4);
curoffset += 8;
}
if( curSampleDescriptionIndex ) {

45
MP4/box_trun.cpp Normal file
View file

@ -0,0 +1,45 @@
#include "box_trun.h"
Box_trun::Box_trun( ) {
Container = new Box( 0x74666864 );
SetDefaults( );
}
Box_trun::~Box_trun() {
delete Container;
}
Box * Box_trun::GetBox() {
return Container;
}
void Box_trun::SetDataOffset( uint32_t Offset ) {
curDataOffset = Offset;
}
void Box_trun::WriteContent( ) {
uint32_t curoffset;
uint32_t flags = 0 & ( curDataOffset ? 0x1 : 0 ) & ( setSampleDuration ? 0x100 : 0 ) & ( setSampleSize ? 0x200 : 0 );
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(flags));
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(SampleInfo.size()),4);
curoffset = 8;
if( curDataOffset ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(curDataOffset),curoffset);
curoffset += 4;
}
for( uint32_t i = 0; i < SampleInfo.size(); i++ ) {
if( setSampleDuration ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(SampleInfo[i].SampleDuration),curoffset);
curoffset += 4;
}
if( setSampleSize ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(SampleInfo[i].SampleSize),curoffset);
curoffset += 4;
}
}
}
void Box_trun::SetDefaults( ) {
setSampleDuration = false;
setSampleSize = false;
}

25
MP4/box_trun.h Normal file
View file

@ -0,0 +1,25 @@
#include "box.h"
#include <vector>
struct trun_sampleinformationstructure {
uint32_t SampleDuration;
uint32_t SampleSize;
}
class Box_tfhd {
public:
Box_tfhd( );
~Box_tfhd();
Box * GetBox();
void SetDataOffset( uint32_t Offset = 0 );
void AddSampleInformation( uint32_t SampleDuration = 0, uint32_t SampleSize = 0, uint32_t Offset = 0 );
void WriteContent( );
private:
void SetDefaults( );
bool setSampleDuration;
bool setSampleSize;
uint32_t curDataOffset;
std::vector<trun_sampleinformationstructure> SampleInfo;
Box * Container;
};//Box_ftyp Class