//---------------------------------------------------------------------------
void File_Amr::FileHeader_Parse()
{
//From a container
if (!Codec.empty())
{
Accept("AMR");
Finish("AMR");
return;
}
//Parsing
int64u Signature;
Skip_C5( "Signature (Common)");
Peek_B8(Signature);
if ((Signature&0xFF00000000000000LL)==0x0A00000000000000LL) //\n
{
IsWB=false;
Channels=1;
}
else if ((Signature&0xFFFFFFFFFFFFFF00LL)==0x5F4D43312E300A00LL) //_MC1.0\n
{
IsWB=false;
Channels=2; //Or more, see later
}
else if ((Signature&0xFFFFFF0000000000LL)==0x2D57420000000000LL) //-WB
{
Skip_C3( "Signature (WB)");
IsWB=true;
Peek_B8(Signature);
if ((Signature&0xFF00000000000000LL)==0x0A00000000000000LL) //\n
{
Channels=1;
}
else if ((Signature&0xFFFFFFFFFFFFFF00LL)==0x5F4D43312E300A00LL) //_MC1.0\n
{
Channels=2; //Or more, see later
}
}
else
Channels=0;
Skip_B1( "Signature (Carriage return)");
/*
if (Channels==2) //Mutli-channels
{
BS_Begin();
Skip_S4(28, "Reserved");
Get_S1 ( 4, Channels, "Channels");
}
*/
Header_Size=(int8u)Element_Offset;
FILLING_BEGIN();
Accept("AMR");
if (Channels!=1 || IsWB)
Finish("AMR");
FILLING_END();
}
//---------------------------------------------------------------------------
void File_ApeTag::FileHeader_Parse()
{
//Parsing
int64u Signature;
Peek_B8(Signature);
if (Signature==0x4150455441474558LL) //"APETAGEX"
HeaderFooter(); //v2
FILLING_BEGIN();
Stream_Prepare(Stream_General);
Stream_Prepare(Stream_Audio);
Accept("ApeTag");
FILLING_END();
}