hydrar/mistserver
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

STSC en STTS boxes

Browse source
This commit is contained in:
Erik Zandvliet 2011-01-11 21:21:30 +01:00
parent 9a1de4042e
commit 0fcc1c483d
4 changed files with 129 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

42
MP4/box_stsc.cpp Normal file
View file

@ -0,0 +1,42 @@
#include "box_stsc.h"
Box_stsc::Box_stsc( ) {
Container = new Box( 0x73747363 );
SetReserved();
}
Box_stsc::~Box_stsc() {
delete Container;
}
Box * Box_stsc::GetBox() {
return Container;
}
void Box_stsc::SetReserved( ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0));
}
void Box_stsc::AddEntry( uint32_t FirstChunk, uint32_t SamplesPerChunk, uint32_t SampleDescIndex, uint32_t Offset = 0 ) {
if(Offset >= Entries.size()) {
Entries.resize(Offset+1);
}
Entries[Offset].FirstChunk = FirstChunk;
Entries[Offset].SamplesPerChunk = SamplesPerChunk;
Entries[Offset].SampleDescIndex = SampleDescIndex;
WriteEntries( );
}
void Box_stsc::WriteEntries( ) {
Container->ResetPayload();
SetReserved( );
if(!Offsets.empty()) {
for(int32_t i = Offsets.size() -1; i >= 0; i--) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(Entries[i].SampleDescIndex),(i*12)+16);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(Entries[i].SamplesPerChunk),(i*12)+12);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(Entries[i].FirstChunk),(i*12)+8);
}
}
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(Offsets.size()),4);
}

24
MP4/box_stsc.h Normal file
View file

@ -0,0 +1,24 @@
#include "box.h"
#include <string>
#include <vector>
struct stsc_record {
uint32_t FirstChunk;
uint32_t SamplesPerChunk;
uint32_t SampleDescIndex;
};//stsc_record
class Box_stsc {
public:
Box_stsc( );
~Box_stsc();
Box * GetBox();
void SetReserved( );
void AddEntry( uint32_t FirstChunk, uint32_t SamplesPerChunk, uint32_t SampleDescIndex, uint32_t Offset = 0 );
private:
Box * Container;
void WriteEntries( );
std::vector<stsc_record> Entries;
};//Box_ftyp Class

40
MP4/box_stts.cpp Normal file
View file

@ -0,0 +1,40 @@
#include "box_stts.h"
Box_stts::Box_stts( ) {
Container = new Box( 0x73747473 );
SetReserved();
}
Box_stts::~Box_stsc() {
delete Container;
}
Box * Box_stts::GetBox() {
return Container;
}
void Box_stts::SetReserved( ) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(0));
}
void Box_stts::AddEntry( uint32_t SampleCount, uint32_t SamplesDelta, uint32_t Offset = 0 ) {
if(Offset >= Entries.size()) {
Entries.resize(Offset+1);
}
Entries[Offset].SampleCount = SampleCount;
Entries[Offset].SampleDelta = SampleDelta;
WriteEntries( );
}
void Box_stts::WriteEntries( ) {
Container->ResetPayload();
SetReserved( );
if(!Offsets.empty()) {
for(int32_t i = Offsets.size() -1; i >= 0; i--) {
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(Entries[i].SampleDelta),(i*8)+12);
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(Entries[i].SampleCount),(i*8)+8);
}
}
Container->SetPayload((uint32_t)4,Box::uint32_to_uint8(Offsets.size()),4);
}

23
MP4/box_stts.h Normal file
View file

@ -0,0 +1,23 @@
#include "box.h"
#include <string>
#include <vector>
struct stts_record {
uint32_t SampleCount;
uint32_t SampleDelta;
};//stsc_record
class Box_stts {
public:
Box_stsc( );
~Box_stsc();
Box * GetBox();
void SetReserved( );
void AddEntry( uint32_t SampleCount, uint32_t SampleDelta, uint32_t Offset = 0 );
private:
Box * Container;
void WriteEntries( );
std::vector<stts_record> Entries;
};//Box_ftyp Class