TS_Analyser zo goed als klaar
This commit is contained in:
Erik Zandvliet
parent
b4aeb086bb
commit
ca59fdefbd
1 changed files with 137 additions and 2 deletions
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@ -87,6 +87,125 @@ struct adaptation_field {
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unsigned char Adaptation_Field_Extension_Length;
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};
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struct pes_packet {
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unsigned int Packet_Start_Code_Prefix;
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unsigned char Stream_ID;
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unsigned int PES_Packet_Length;
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unsigned char Two;
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unsigned char PES_Scrambling_Control;
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bool PES_Priority;
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bool Data_Alignment_Indicator;
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bool Copyright;
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bool Original_Or_Copy;
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unsigned char PTS_DTS_Flags;
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bool ESCR_Flag;
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bool ES_Rate_Flag;
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bool DSM_Trick_Mode_Flag;
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bool Additional_Copy_Info_Flag;
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bool PES_CRC_Flag;
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bool PES_Extension_Flag;
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unsigned char PES_Header_Data_Length;
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unsigned char PTS_Spacer;
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unsigned char PTS_MSB;
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unsigned int PTS;
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unsigned char DTS_Spacer;
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unsigned char DTS_MSB;
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unsigned int DTS;
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std::vector<unsigned char> Header_Stuffing;
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};
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void fill_pes( pes_packet & PES, unsigned char * TempChar, int Offset = 4 ) {
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PES.Packet_Start_Code_Prefix = ( TempChar[Offset] << 16 ) + ( TempChar[Offset+1] << 8 ) + TempChar[Offset+2];
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PES.Stream_ID = TempChar[Offset+3];
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PES.PES_Packet_Length = ( TempChar[Offset+4] << 8 ) + TempChar[Offset+5];
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Offset += 6;
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if( true ) { //TODO: Fill in boolean, but for Buck Bunny Always
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PES.Two = ( TempChar[Offset] & 0xC0 ) >> 6;
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PES.PES_Scrambling_Control = ( TempChar[Offset] & 0x30 ) >> 4;
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PES.PES_Priority = ( TempChar[Offset] & 0x08 ) >> 3;
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PES.Data_Alignment_Indicator = ( TempChar[Offset] & 0x04 ) >> 2;
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PES.Copyright = ( TempChar[Offset] & 0x02 ) >> 1;
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PES.Original_Or_Copy = ( TempChar[Offset] & 0x01 );
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Offset ++;
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PES.PTS_DTS_Flags = ( TempChar[Offset] & 0xC0 ) >> 6;
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PES.ESCR_Flag = ( TempChar[Offset] & 0x20 ) >> 5;
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PES.ES_Rate_Flag = ( TempChar[Offset] & 0x10 ) >> 4;
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PES.DSM_Trick_Mode_Flag = ( TempChar[Offset] & 0x08 ) >> 3;
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PES.Additional_Copy_Info_Flag = ( TempChar[Offset] & 0x04 ) >> 2;
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PES.PES_CRC_Flag = ( TempChar[Offset] & 0x02 ) >> 1;
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PES.PES_Extension_Flag = ( TempChar[Offset] & 0x01 );
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Offset ++;
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PES.PES_Header_Data_Length = TempChar[Offset];
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Offset ++;
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int HeaderStart = Offset;
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if( PES.PTS_DTS_Flags >= 2 ) {
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PES.PTS_Spacer = ( TempChar[Offset] & 0xF0 ) >> 4;
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PES.PTS_MSB = ( TempChar[Offset] & 0x08 ) >> 3;
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PES.PTS = ( ( TempChar[Offset] & 0x06 ) << 29 );
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PES.PTS += ( TempChar[Offset+1] ) << 22;
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PES.PTS += ( ( TempChar[Offset+2] ) & 0xFE ) << 14;
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PES.PTS += ( TempChar[Offset+3] ) << 7;
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PES.PTS += ( ( TempChar[Offset+4] & 0xFE ) >> 1 );
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Offset += 5;
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}
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if( PES.PTS_DTS_Flags == 3 ) {
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PES.DTS_Spacer = ( TempChar[Offset] & 0xF0 ) >> 4;
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PES.DTS_MSB = ( TempChar[Offset] & 0x08 ) >> 3;
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PES.DTS = ( ( TempChar[Offset] & 0x06 ) << 29 );
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PES.DTS += ( TempChar[Offset+1] ) << 22;
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PES.DTS += ( ( TempChar[Offset+2] ) & 0xFE ) << 14;
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PES.DTS += ( TempChar[Offset+3] ) << 7;
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PES.DTS += ( ( TempChar[Offset+4] & 0xFE ) >> 1 );
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Offset += 5;
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}
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PES.Header_Stuffing.clear();
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while( Offset < HeaderStart + PES.PES_Header_Data_Length ) {
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PES.Header_Stuffing.push_back( TempChar[Offset] );
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Offset ++;
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}
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}
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}
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void print_pes( pes_packet PES, std::string offset="\t" ) {
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printf( "%sPES Header\n", offset.c_str() );
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printf( "%s\tPacket Start Code Prefix\t%.6X\n", offset.c_str(), PES.Packet_Start_Code_Prefix );
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printf( "%s\tStream ID\t\t\t%X\n", offset.c_str(), PES.Stream_ID );
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printf( "%s\tPES Packet Length\t\t%X\n", offset.c_str(), PES.PES_Packet_Length );
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if( true ) { //TODO: Fill in boolean, but for Buck Bunny Always
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printf( "%s\tTwo:\t\t\t\t%d\n", offset.c_str(), PES.Two );
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printf( "%s\tPES Scrambling Control:\t\t%d\n", offset.c_str(), PES.PES_Scrambling_Control );
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printf( "%s\tPES Priority:\t\t\t%d\n", offset.c_str(), PES.PES_Priority );
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printf( "%s\tData Alignment Indicator:\t%d\n", offset.c_str(), PES.Data_Alignment_Indicator );
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printf( "%s\tCopyright:\t\t\t%d\n", offset.c_str(), PES.Copyright );
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printf( "%s\tOriginal Or Copy:\t\t%d\n", offset.c_str(), PES.Original_Or_Copy );
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printf( "%s\tPTS DTS Flags:\t\t\t%d\n", offset.c_str(), PES.PTS_DTS_Flags );
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printf( "%s\tESCR Flag:\t\t\t%d\n", offset.c_str(), PES.ESCR_Flag );
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printf( "%s\tES Rate Flag:\t\t\t%d\n", offset.c_str(), PES.ES_Rate_Flag );
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printf( "%s\tDSM Trick Mode Flag:\t\t%d\n", offset.c_str(), PES.DSM_Trick_Mode_Flag );
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printf( "%s\tAdditional Copy Info Flag:\t%d\n", offset.c_str(), PES.Additional_Copy_Info_Flag );
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printf( "%s\tPES CRC Flag:\t\t\t%d\n", offset.c_str(), PES.PES_CRC_Flag );
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printf( "%s\tPES Extension Flag:\t\t%d\n", offset.c_str(), PES.PES_Extension_Flag );
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printf( "%s\tPES Header Data Length:\t\t%d\n", offset.c_str(), PES.PES_Header_Data_Length );
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if( PES.PTS_DTS_Flags >= 2 ) {
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printf( "%s\tPTS Spacer\t\t\t%d\n", offset.c_str(), PES.PTS_Spacer );
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printf( "%s\tPTS\t\t\t\t%X%.8X\n", offset.c_str(), PES.PTS_MSB, PES.PTS );
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}
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if( PES.PTS_DTS_Flags == 3 ) {
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printf( "%s\tDTS Spacer\t\t\t%d\n", offset.c_str(), PES.DTS_Spacer );
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printf( "%s\tDTS\t\t\t\t%X%.8X\n", offset.c_str(), PES.DTS_MSB, PES.DTS );
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}
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printf( "%s\tHeader Stuffing\t\t\t", offset.c_str() );
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for( int i = 0; i < PES.Header_Stuffing.size(); i++ ) {
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printf( "%.2X ", PES.Header_Stuffing[i] );
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}
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printf( "\n" );
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}
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}
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void print_pat( program_association_table PAT, bool Pointer_Field = false, std::string offset="\t" ) {
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printf( "%sProgram Association Table\n", offset.c_str() );
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if( Pointer_Field ) {
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@ -235,7 +354,7 @@ void print_af( adaptation_field AF, std::string offset="\t" ) {
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printf( "%s\tTransport Private Data Flag\t\t%X\n", offset.c_str(), AF.Transport_Private_Data_Flag );
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printf( "%s\tAdaptation Field Extension Flag\t\t%X\n", offset.c_str(), AF.Adaptation_Field_Extension_Flag );
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if( AF.PCR_Flag ) {
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printf( "\n%s\tProgram Clock Reference Base\t\t%X%X\n", offset.c_str(), AF.Program_Clock_Reference_Base_MSB, AF.Program_Clock_Reference_Base );
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printf( "\n%s\tProgram Clock Reference Base\t\t%X%.8X\n", offset.c_str(), AF.Program_Clock_Reference_Base_MSB, AF.Program_Clock_Reference_Base );
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printf( "%s\tReserved\t\t\t\t%d\n", offset.c_str(), AF.PCR_Reserved );
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printf( "%s\tProgram Clock Reference Extension\t%X\n", offset.c_str(), AF.Program_Clock_Reference_Extension );
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}
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@ -250,6 +369,15 @@ int find_pid_in_pat( program_association_table PAT, unsigned int PID ) {
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return -1;
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}
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bool is_elementary_pid( program_mapping_table PMT, unsigned int PID ) {
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for( int i = 0; i < PMT.Entries.size(); i++ ) {
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if( PMT.Entries[i].Elementary_PID == PID ) {
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return true;
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}
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}
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return false;
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}
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int main( ) {
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std::string File;
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unsigned int BlockNo = 1;
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@ -261,8 +389,9 @@ int main( ) {
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program_association_table PAT;
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program_mapping_table PMT;
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adaptation_field AF;
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pes_packet PES;
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int ProgramNum;
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while( std::cin.good( ) && BlockNo <= 10000) {
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while( std::cin.good( ) ) { //&& BlockNo <= 1000 ) {
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for( int i = 0; i < 188; i++ ) {
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if( std::cin.good( ) ){ TempChar[i] = std::cin.get(); }
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}
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@ -301,6 +430,11 @@ int main( ) {
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print_pmt( PMT, true );
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}
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if( ( ( TempChar[1] & 0x40 ) ) && ( ( TempChar[1] & 0x1F ) << 8 ) + ( TempChar[2] ) ) {
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fill_pes( PES, TempChar );
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print_pes( PES );
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}
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BlockNo ++;
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} else {
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@ -316,3 +450,4 @@ int main( ) {
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}
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return 0;
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}
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