interface

This commit is contained in:
Erik Zandvliet 2011-03-21 13:50:59 +01:00
commit 6d97f6fa25
5 changed files with 356 additions and 8 deletions

View file

@ -46,7 +46,6 @@ class Box {
uint8_t * Payload;
BoxHeader header;
uint32_t PayloadSize;
private:
};//Box Class
Box::Box() {
@ -176,3 +175,225 @@ void Box::ResetPayload( ) {
Payload = NULL;
}
}
void Box::Parse( std::string PrintOffset ) {
if( header.BoxType == 0x61627374 ) {
uint8_t Version = Payload[0];
uint32_t Flags = (Payload[1] << 16) + (Payload[2] << 8) + (Payload[3]); //uint24_t
uint32_t BootstrapInfoVersion = (Payload[4] << 24) + (Payload[5] << 16) +(Payload[6] << 8) + (Payload[7]);
uint8_t Profile = (Payload[8] >> 6); //uint2_t
uint8_t Live = (( Payload[8] >> 5 ) & 0x1); //uint1_t
uint8_t Update = (( Payload[8] >> 4 ) & 0x1); //uint1_t
uint8_t Reserved = ( Payload[8] & 0x4); //uint4_t
uint32_t Timescale = (Payload[9] << 24) + (Payload[10] << 16) +(Payload[11] << 8) + (Payload[12]);
uint32_t CurrentMediaTime_Upperhalf = (Payload[13] << 24) + (Payload[14] << 16) +(Payload[15] << 8) + (Payload[16]);
uint32_t CurrentMediaTime_Lowerhalf = (Payload[17] << 24) + (Payload[18] << 16) +(Payload[19] << 8) + (Payload[20]);
uint32_t SmpteTimeCodeOffset_Upperhalf = (Payload[21] << 24) + (Payload[22] << 16) +(Payload[23] << 8) + (Payload[24]);
uint32_t SmpteTimeCodeOffset_Lowerhalf = (Payload[25] << 24) + (Payload[26] << 16) +(Payload[27] << 8) + (Payload[28]);
std::string MovieIdentifier;
uint8_t ServerEntryCount = -1;
std::vector<std::string> ServerEntryTable;
uint8_t QualityEntryCount = -1;
std::vector<std::string> QualityEntryTable;
std::string DrmData;
std::string MetaData;
uint8_t SegmentRunTableCount = -1;
std::vector<Box*> SegmentRunTableEntries;
uint8_t FragmentRunTableCount = -1;
std::vector<Box*> FragmentRunTableEntries;
uint32_t CurrentOffset = 29;
uint32_t TempSize;
Box* TempBox;
std::string temp;
while( Payload[CurrentOffset] != '\0' ) { MovieIdentifier += Payload[CurrentOffset]; CurrentOffset ++; }
CurrentOffset ++;
ServerEntryCount = Payload[CurrentOffset];
CurrentOffset ++;
for( uint8_t i = 0; i < ServerEntryCount; i++ ) {
temp = "";
while( Payload[CurrentOffset] != '\0' ) { temp += Payload[CurrentOffset]; CurrentOffset ++; }
ServerEntryTable.push_back(temp);
CurrentOffset++;
}
QualityEntryCount = Payload[CurrentOffset];
CurrentOffset ++;
for( uint8_t i = 0; i < QualityEntryCount; i++ ) {
temp = "";
while( Payload[CurrentOffset] != '\0' ) { temp += Payload[CurrentOffset]; CurrentOffset ++; }
QualityEntryTable.push_back(temp);
CurrentOffset++;
}
while( Payload[CurrentOffset] != '\0' ) { DrmData += Payload[CurrentOffset]; CurrentOffset ++; }
CurrentOffset ++;
while( Payload[CurrentOffset] != '\0' ) { MetaData += Payload[CurrentOffset]; CurrentOffset ++; }
CurrentOffset ++;
SegmentRunTableCount = Payload[CurrentOffset];
CurrentOffset ++;
for( uint8_t i = 0; i < SegmentRunTableCount; i++ ) {
TempSize = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1]<< 16) + (Payload[CurrentOffset+2]<< 8) + (Payload[CurrentOffset+3]);
TempBox = new Box( &Payload[CurrentOffset], TempSize );
SegmentRunTableEntries.push_back(TempBox);
CurrentOffset += TempSize;
}
FragmentRunTableCount = Payload[CurrentOffset];
CurrentOffset ++;
for( uint8_t i = 0; i < FragmentRunTableCount; i++ ) {
TempSize = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1]<< 16) + (Payload[CurrentOffset+2]<< 8) + (Payload[CurrentOffset+3]);
TempBox = new Box( &Payload[CurrentOffset], TempSize );
FragmentRunTableEntries.push_back(TempBox);
CurrentOffset += TempSize;
}
std::cerr << "Box_ABST:\n";
std::cerr << PrintOffset << " Version: " << (int)Version << "\n";
std::cerr << PrintOffset << " Flags: " << (int)Flags << "\n";
std::cerr << PrintOffset << " BootstrapInfoVersion: " << (int)BootstrapInfoVersion << "\n";
std::cerr << PrintOffset << " Profile: " << (int)Profile << "\n";
std::cerr << PrintOffset << " Live: " << (int)Live << "\n";
std::cerr << PrintOffset << " Update: " << (int)Update << "\n";
std::cerr << PrintOffset << " Reserved: " << (int)Reserved << "\n";
std::cerr << PrintOffset << " Timescale: " << (int)Timescale << "\n";
std::cerr << PrintOffset << " CurrentMediaTime: " << (int)CurrentMediaTime_Upperhalf << " " << CurrentMediaTime_Lowerhalf << "\n";
std::cerr << PrintOffset << " SmpteTimeCodeOffset: " << (int)SmpteTimeCodeOffset_Upperhalf << " " << SmpteTimeCodeOffset_Lowerhalf << "\n";
std::cerr << PrintOffset << " MovieIdentifier: " << MovieIdentifier << "\n";
std::cerr << PrintOffset << " ServerEntryCount: " << (int)ServerEntryCount << "\n";
std::cerr << PrintOffset << " ServerEntryTable:\n";
for( uint32_t i = 0; i < ServerEntryTable.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ": " << ServerEntryTable[i] << "\n";
}
std::cerr << PrintOffset << " QualityEntryCount: " << (int)QualityEntryCount << "\n";
std::cerr << PrintOffset << " QualityEntryTable:\n";
for( uint32_t i = 0; i < QualityEntryTable.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ": " << QualityEntryTable[i] << "\n";
}
std::cerr << PrintOffset << " DrmData: " << DrmData << "\n";
std::cerr << PrintOffset << " MetaData: " << MetaData << "\n";
std::cerr << PrintOffset << " SegmentRunTableCount: " << (int)SegmentRunTableCount << "\n";
std::cerr << PrintOffset << " SegmentRunTableEntries:\n";
for( uint32_t i = 0; i < SegmentRunTableEntries.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ": ";
SegmentRunTableEntries[i]->Parse( PrintOffset+" ");
}
std::cerr << PrintOffset << " FragmentRunTableCount: " << (int)FragmentRunTableCount << "\n";
std::cerr << PrintOffset << " FragmentRunTableEntries:\n";
for( uint32_t i = 0; i < FragmentRunTableEntries.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ": ";
FragmentRunTableEntries[i]->Parse( PrintOffset+" ");
}
} else if ( header.BoxType == 0x61737274 ) {
uint8_t Version = Payload[0];
uint32_t Flags = (Payload[1] << 16) + (Payload[2] << 8) + (Payload[3]); //uint24_t
uint8_t QualityEntryCount;
std::vector<std::string> QualitySegmentUrlModifiers;
uint32_t SegmentRunEntryCount;
std::vector< std::pair<uint32_t,uint32_t> > SegmentRunEntryTable;
uint32_t CurrentOffset = 4;
std::string temp;
std::pair<uint32_t,uint32_t> TempPair;
QualityEntryCount = Payload[CurrentOffset];
CurrentOffset ++;
for( uint8_t i = 0; i < QualityEntryCount; i++ ) {
temp = "";
while( Payload[CurrentOffset] != '\0' ) { temp += Payload[CurrentOffset]; CurrentOffset ++; }
QualitySegmentUrlModifiers.push_back(temp);
CurrentOffset++;
}
SegmentRunEntryCount = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2]) + (Payload[CurrentOffset+3]);
CurrentOffset +=4;
for( uint8_t i = 0; i < SegmentRunEntryCount; i++ ) {
TempPair.first = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2] << 8) + (Payload[CurrentOffset+3]);
CurrentOffset+=4;
TempPair.second = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2] << 8) + (Payload[CurrentOffset+3]);
CurrentOffset+=4;
SegmentRunEntryTable.push_back(TempPair);
}
std::cerr << "Box_ASRT:\n";
std::cerr << PrintOffset << " Version: " << (int)Version << "\n";
std::cerr << PrintOffset << " Flags: " << (int)Flags << "\n";
std::cerr << PrintOffset << " QualityEntryCount: " << (int)QualityEntryCount << "\n";
std::cerr << PrintOffset << " QualitySegmentUrlModifiers:\n";
for( uint32_t i = 0; i < QualitySegmentUrlModifiers.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ": " << QualitySegmentUrlModifiers[i] << "\n";
}
std::cerr << PrintOffset << " SegmentRunEntryCount: " << (int)SegmentRunEntryCount << "\n";
std::cerr << PrintOffset << " SegmentRunEntryTable:\n";
for( uint32_t i = 0; i < SegmentRunEntryTable.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ":\n";
std::cerr << PrintOffset << " FirstSegment: " << SegmentRunEntryTable[i].first << "\n";
std::cerr << PrintOffset << " FragmentsPerSegment: " << SegmentRunEntryTable[i].second << "\n";
}
} else if ( header.BoxType == 0x61667274 ) {
uint8_t Version = Payload[0];
uint32_t Flags = (Payload[1] << 16) + (Payload[2] << 8) + (Payload[3]); //uint24_t
uint32_t TimeScale = (Payload[4] << 24) + (Payload[5] << 16) + (Payload[6] << 8) + (Payload[7]);
uint8_t QualityEntryCount;
std::vector<std::string> QualitySegmentUrlModifiers;
uint32_t FragmentRunEntryCount;
std::vector<afrt_fragmentrunentry> FragmentRunEntryTable;
uint32_t CurrentOffset = 8;
std::string temp;
afrt_fragmentrunentry TempEntry;
QualityEntryCount = Payload[CurrentOffset];
CurrentOffset ++;
for( uint8_t i = 0; i < QualityEntryCount; i++ ) {
temp = "";
while( Payload[CurrentOffset] != '\0' ) { temp += Payload[CurrentOffset]; CurrentOffset ++; }
QualitySegmentUrlModifiers.push_back(temp);
CurrentOffset++;
}
FragmentRunEntryCount = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2]) + (Payload[CurrentOffset+3]);
CurrentOffset +=4;
for( uint8_t i = 0; i < FragmentRunEntryCount; i ++ ) {
TempEntry.FirstFragment = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2]) + (Payload[CurrentOffset+3]);
CurrentOffset +=4;
TempEntry.FirstFragmentTimestamp_Upperhalf = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2]) + (Payload[CurrentOffset+3]);
CurrentOffset +=4;
TempEntry.FirstFragmentTimestamp = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2]) + (Payload[CurrentOffset+3]);
CurrentOffset +=4;
TempEntry.FragmentDuration = (Payload[CurrentOffset] << 24) + (Payload[CurrentOffset+1] << 16) + (Payload[CurrentOffset+2]) + (Payload[CurrentOffset+3]);
CurrentOffset +=4;
if( TempEntry.FragmentDuration == 0 ) {
TempEntry.DiscontinuityIndicator = Payload[CurrentOffset];
CurrentOffset++;
}
FragmentRunEntryTable.push_back(TempEntry);
}
std::cerr << "Box_AFRT:\n";
std::cerr << PrintOffset << " Version: " << (int)Version << "\n";
std::cerr << PrintOffset << " Flags: " << (int)Flags << "\n";
std::cerr << PrintOffset << " Timescale: " << (int)TimeScale << "\n";
std::cerr << PrintOffset << " QualityEntryCount: " << (int)QualityEntryCount << "\n";
std::cerr << PrintOffset << " QualitySegmentUrlModifiers:\n";
for( uint32_t i = 0; i < QualitySegmentUrlModifiers.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ": " << QualitySegmentUrlModifiers[i] << "\n";
}
std::cerr << PrintOffset << " FragmentRunEntryCount: " << (int)FragmentRunEntryCount << "\n";
std::cerr << PrintOffset << " FragmentRunEntryTable:\n";
for( uint32_t i = 0; i < FragmentRunEntryTable.size( ); i++ ) {
std::cerr << PrintOffset << " " << i+1 << ":\n";
std::cerr << PrintOffset << " FirstFragment: " << FragmentRunEntryTable[i].FirstFragment << "\n";
std::cerr << PrintOffset << " FirstFragmentTimestamp: " << FragmentRunEntryTable[i].FirstFragmentTimestamp_Upperhalf << FragmentRunEntryTable[i].FirstFragmentTimestamp << "\n";
std::cerr << PrintOffset << " FragmentDuration: " << FragmentRunEntryTable[i].FragmentDuration << "\n";
if( FragmentRunEntryTable[i].FragmentDuration == 0 ) {
std::cerr << PrintOffset << " DiscontinuityIndicator: " << (int)FragmentRunEntryTable[i].DiscontinuityIndicator << "\n";
}
}
} else if ( header.BoxType == 0x6D646174 ) {
std::cerr << "mdat box containing " << PayloadSize << " bytes of payload" << std::endl;
} else {
std::cerr << "BoxType '"
<< (char)(header.BoxType >> 24)
<< (char)((header.BoxType << 8) >> 24)
<< (char)((header.BoxType << 16) >> 24)
<< (char)((header.BoxType << 24) >> 24)
<< "' not yet implemented!\n";
}
}

View file

@ -547,13 +547,13 @@ std::string Interface::GenerateLiveBootstrap( uint32_t CurMediaTime ) {
afrt->SetUpdate(false);
afrt->SetTimeScale( 1000 );
afrt->AddQualityEntry( "" );
afrt->AddFragmentRunEntry( 1, 1 , 4000 );
afrt->AddFragmentRunEntry( 1, 1 , 4000 ); //FirstFragment, FirstFragmentTimestamp,Fragment Duration in milliseconds
afrt->WriteContent( );
//SetUpASRT
asrt->SetUpdate(false);
asrt->AddQualityEntry( "" );
asrt->AddSegmentRunEntry( 1, 199 );
asrt->AddSegmentRunEntry( 1, 199 );//1 Segment, 199 Fragments
asrt->WriteContent( );
//SetUpABST
@ -562,9 +562,9 @@ std::string Interface::GenerateLiveBootstrap( uint32_t CurMediaTime ) {
abst->SetLive( true );
abst->SetUpdate( false );
abst->SetTimeScale( 1000 );
abst->SetMediaTime( 596458 );
abst->SetMediaTime( CurMediaTime );
abst->SetSMPTE( 0 );
abst->SetMovieIdentifier( "" );
abst->SetMovieIdentifier( "fifa" );
abst->SetDRM( "" );
abst->SetMetaData( "" );
abst->AddServerEntry( "" );

View file

@ -1,3 +1,4 @@
#pragma once
#include <string>
#include <sys/types.h>
#include <sys/socket.h>

90
util/flv_data.cpp Normal file
View file

@ -0,0 +1,90 @@
#include <unistd.h> //for read()
#include <fcntl.h>
struct FLV_Pack {
int len;
int buf;
bool isKeyframe;
char * data;
};//FLV_Pack
char FLVHeader[13];
bool All_Hell_Broke_Loose = false;
//checks FLV Header for correctness
//returns true if everything is alright, false otherwise
bool FLV_Checkheader(char * header){
if (header[0] != 'F') return false;
if (header[1] != 'L') return false;
if (header[2] != 'V') return false;
if (header[8] != 0x09) return false;
if (header[9] != 0) return false;
if (header[10] != 0) return false;
if (header[11] != 0) return false;
if (header[12] != 0) return false;
return true;
}//FLV_Checkheader
//returns true if header is an FLV header
bool FLV_Isheader(char * header){
if (header[0] != 'F') return false;
if (header[1] != 'L') return false;
if (header[2] != 'V') return false;
return true;
}//FLV_Isheader
bool ReadUntil(char * buffer, unsigned int count, unsigned int & sofar, char * D, unsigned int S, unsigned int & P){
if (sofar >= count){return true;}
int r = 0;
if (P+(count-sofar) > S){r = S-P;}else{r = count-sofar;}
memcpy(buffer+sofar, D+P, r);
P += r;
sofar += r;
if (sofar >= count){return true;}
return false;
}
//gets a packet, storing in given FLV_Pack pointer.
//will assign pointer if null
//resizes FLV_Pack data field bigger if data doesn't fit
// (does not auto-shrink for speed!)
bool FLV_GetPacket(FLV_Pack *& p, char * D, unsigned int S, unsigned int & P){
static bool done = true;
static unsigned int sofar = 0;
if (!p){p = (FLV_Pack*)calloc(1, sizeof(FLV_Pack));}
if (p->buf < 15){p->data = (char*)realloc(p->data, 15000000); p->buf = 15000000;}
if (done){
//read a header
if (ReadUntil(p->data, 11, sofar, D, S, P)){
//if its a correct FLV header, throw away and read tag header
if (FLV_Isheader(p->data)){
if (ReadUntil(p->data, 13, sofar, D, S, P)){
if (FLV_Checkheader(p->data)){
sofar = 0;
memcpy(FLVHeader, p->data, 13);
}else{All_Hell_Broke_Loose = true;}
}
}else{
//if a tag header, calculate length and read tag body
p->len = p->data[3] + 15;
p->len += (p->data[2] << 8);
p->len += (p->data[1] << 16);
//if (p->buf < p->len){p->data = (char*)realloc(p->data, p->len);p->buf = p->len;}
done = false;
}
}
}else{
//read tag body
if (ReadUntil(p->data, p->len, sofar, D, S, P)){
//calculate keyframeness, next time read header again, return true
p->isKeyframe = false;
if ((p->data[0] == 0x09) && (((p->data[11] & 0xf0) >> 4) == 1)){p->isKeyframe = true;}
done = true;
sofar = 0;
return true;
}
}
return false;
}//FLV_GetPacket

View file

@ -1,10 +1,14 @@
#pragma once
#include "ddv_socket.cpp"
#include <map>
#include <stdlib.h>
#include <stdio.h>
class HTTPReader{
public:
HTTPReader();
bool ReadSocket(int CONN_fd);
bool ReadSocket(FILE * F);
std::string GetHeader(std::string i);
std::string GetVar(std::string i);
void SetHeader(std::string i, std::string v);
@ -18,6 +22,8 @@ class HTTPReader{
void SendBodyPart(int conn, char * buffer, int len);
void SendBodyPart(int conn, std::string bodypart);
void Clean();
bool CleanForNext();
std::string body;
std::string method;
std::string url;
std::string protocol;
@ -39,12 +45,26 @@ void HTTPReader::Clean(){
method = "GET";
url = "/";
protocol = "HTTP/1.1";
body = "";
length = 0;
HTTPbuffer = "";
headers.erase(headers.begin(), headers.end());
vars.erase(vars.begin(), vars.end());
}
bool HTTPReader::CleanForNext(){
seenHeaders = false;
seenReq = false;
method = "GET";
url = "/";
protocol = "HTTP/1.1";
body = "";
length = 0;
headers.erase(headers.begin(), headers.end());
vars.erase(vars.begin(), vars.end());
return parse();
}
std::string HTTPReader::BuildRequest(){
std::map<std::string, std::string>::iterator it;
std::string tmp = method+" "+url+" "+protocol+"\n";
@ -129,6 +149,16 @@ bool HTTPReader::ReadSocket(int CONN_fd){
return false;
}//HTTPReader::ReadSocket
bool HTTPReader::ReadSocket(FILE * F){
//returned true als hele http packet gelezen is
int b = 1;
char buffer[500];
while (b > 0){
b = fread(buffer, 1, 500, F);
HTTPbuffer.append(buffer, b);
}
return false;
}//HTTPReader::ReadSocket
bool HTTPReader::parse(){
size_t f;
@ -148,7 +178,7 @@ bool HTTPReader::parse(){
if (f != std::string::npos){url = tmpA.substr(0, f); tmpA.erase(0, f+1);}
f = tmpA.find(' ');
if (f != std::string::npos){protocol = tmpA.substr(0, f); tmpA.erase(0, f+1);}
//TODO: GET variable parsing
//TODO: GET variable parsing?
}else{
if (tmpA.size() == 0){
seenHeaders = true;
@ -164,8 +194,14 @@ bool HTTPReader::parse(){
}
if (seenHeaders){
if (length > 0){
//TODO: POST variable parsing
return (HTTPbuffer.length() >= length);
//TODO: POST variable parsing?
if (HTTPbuffer.length() >= length){
body = HTTPbuffer.substr(0, length);
HTTPbuffer.erase(0, length);
return true;
}else{
return false;
}
}else{
return true;
}