81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
#include "box.cpp"
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#include <string>
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#include <vector>
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struct asrt_segmentrunentry {
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uint32_t FirstSegment;
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uint32_t FragmentsPerSegment;
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};//abst_qualityentry
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class Box_asrt {
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public:
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Box_asrt( );
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~Box_asrt();
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Box * GetBox();
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void SetUpdate( bool Update = false );
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void AddQualityEntry( std::string Quality = "", uint32_t Offset = 0 );
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void AddSegmentRunEntry( uint32_t FirstSegment = 0, uint32_t FragmentsPerSegment = 100, uint32_t Offset = 0 );
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void WriteContent( );
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private:
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void SetDefaults( );
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bool isUpdate;
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std::vector<std::string> QualitySegmentUrlModifiers;
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std::vector<asrt_segmentrunentry> SegmentRunEntryTable;
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Box * Container;
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};//Box_ftyp Class
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Box_asrt::Box_asrt( ) {
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Container = new Box( 0x61737274 );
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}
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Box_asrt::~Box_asrt() {
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delete Container;
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}
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Box * Box_asrt::GetBox() {
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return Container;
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}
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void Box_asrt::SetUpdate( bool Update ) {
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isUpdate = Update;
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}
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void Box_asrt::AddQualityEntry( std::string Quality, uint32_t Offset ) {
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if(Offset >= QualitySegmentUrlModifiers.size()) {
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QualitySegmentUrlModifiers.resize(Offset+1);
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}
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QualitySegmentUrlModifiers[Offset] = Quality;
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}
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void Box_asrt::AddSegmentRunEntry( uint32_t FirstSegment, uint32_t FragmentsPerSegment, uint32_t Offset ) {
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if( Offset >= SegmentRunEntryTable.size() ) {
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SegmentRunEntryTable.resize(Offset+1);
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}
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SegmentRunEntryTable[Offset].FirstSegment = FirstSegment;
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SegmentRunEntryTable[Offset].FragmentsPerSegment = FragmentsPerSegment;
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}
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void Box_asrt::SetDefaults( ) {
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SetUpdate( );
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}
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void Box_asrt::WriteContent( ) {
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std::string serializedQualities = "";
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Container->ResetPayload( );
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for( uint32_t i = 0; i < QualitySegmentUrlModifiers.size(); i++ ) {
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serializedQualities.append(QualitySegmentUrlModifiers[i].c_str());
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serializedQualities += '\0';
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}
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uint32_t OffsetSegmentRunEntryCount = 5 + serializedQualities.size();
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for( uint32_t i = 0; i < SegmentRunEntryTable.size(); i ++ ) {
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Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(SegmentRunEntryTable[i].FragmentsPerSegment),(8*i)+OffsetSegmentRunEntryCount+8);
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Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(SegmentRunEntryTable[i].FirstSegment),(8*i)+OffsetSegmentRunEntryCount+4);
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}
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Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(SegmentRunEntryTable.size()),OffsetSegmentRunEntryCount);
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Container->SetPayload((uint32_t)serializedQualities.size(),(uint8_t*)serializedQualities.c_str(),5);
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Container->SetPayload((uint32_t)1,Box::uint8_to_uint8(QualitySegmentUrlModifiers.size()),4);
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Container->SetPayload((uint32_t)4,Box::uint32_to_uint8((isUpdate ? 1 : 0)));
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}
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