public STAR(int sampleRate, STARReceivedDelegate callback, star_format callback_format, string sourceName)
{
this._sampleRate = sampleRate;
this._sourceName = sourceName;
_callback = callback;
_callback_format = callback_format;
for (int i = 0; i < NDEC; i++)
{
starSamples[i] = new STARSampleItem();
}
_buffersAreClear = false;
ClearAllDecoders();
}
public STAR(int sampleRate, STARReceivedDelegate callback, star_format callback_format, string sourceName)
{
this._sampleRate = sampleRate;
this._sourceName = sourceName;
_callback = callback;
_callback_format = callback_format;
for (int i = 0; i < NDEC; i++)
{
starSamples[i] = new STARSampleItem();
}
_buffersAreClear = false;
ClearAllDecoders();
}
private int _star_decoder_get(star_format format, out uint unitId, out uint tag, out uint status, out uint message)
{
unitId = 0;
tag = 0;
status = 0;
message = 0;
if (valid > 0)
{
unitId = (lastBits0 >> 16) & 0x7ff;
tag = (lastBits0 >> 14) & 0x03;
status = (lastBits0 >> 10) & 0x0f;
message = (lastBits0 >> 6) & 0x0f;
switch (format)
{
case star_format.star_format_1: // t1, t2, and s1 do not contribute to unit ID - original format, IDs to 2047
{
break;
}
case star_format.star_format_1_4095: // t1 = 2048, t2 used for mobile/portable, s1 ignored
{
if ((tag & 0x02) > 0)
{
unitId += 2048;
}
status &= 0x07;
break;
}
case star_format.star_format_1_16383: // t1 = 8192, t2 = 4096, s1 = 2048 used to allow unit IDs to 16383 -- most typical
{
if ((tag & 0x02) > 0)
{
unitId += 8192;
}
if ((tag & 0x01) > 0)
{
unitId += 4096;
}
if ((status & 0x08) > 0)
{
unitId += 2048;
}
status &= 0x07;
tag = 0;
break;
}
case star_format.star_format_sys: // t1,t2 used for system ID, s1 = 2048
{
if ((status & 0x08) > 0)
{
unitId += 2048;
}
status &= 0x07;
break;
}
case star_format.star_format_2: // t1 = 4096, t2 = mobile/portable, s1 = 2048
{
if ((tag & 0x02) > 0)
{
unitId += 4096;
}
tag &= 0x01;
if ((status & 0x08) > 0)
{
unitId += 2048;
}
status &= 0x07;
break;
}
case star_format.star_format_3: // t1 = 4096, t2 = 8192, s1 = 2048
{
if ((tag & 0x02) > 0)
{
unitId += 4096;
}
if ((tag & 0x01) > 0)
{
unitId += 8192;
}
tag = 0;
if ((status & 0x08) > 0)
{
unitId += 2048;
}
status &= 0x07;
break;
}
case star_format.star_format_4: // t1 = 4096, t2 = 2048, s1 = 8192
{
if ((tag & 0x02) > 0)
{
unitId += 4096;
}
if ((tag & 0x01) > 0)
{
unitId += 2048;
}
tag = 0;
if ((status & 0x08) > 0)
{
unitId += 8192;
}
status &= 0x07;
break;
}
}
}
else
{
return(-1);
}
return(0);
}
private int _star_decoder_get(star_format format, out uint unitId, out uint tag, out uint status, out uint message)
{
unitId = 0;
tag = 0;
status = 0;
message = 0;
if (valid > 0)
{
unitId = (lastBits0 >> 16) & 0x7ff;
tag = (lastBits0 >> 14) & 0x03;
status = (lastBits0 >> 10) & 0x0f;
message = (lastBits0 >> 6) & 0x0f;
switch (format)
{
case star_format.star_format_1: // t1, t2, and s1 do not contribute to unit ID - original format, IDs to 2047
{
break;
}
case star_format.star_format_1_4095: // t1 = 2048, t2 used for mobile/portable, s1 ignored
{
if ((tag & 0x02) > 0)
unitId += 2048;
status &= 0x07;
break;
}
case star_format.star_format_1_16383: // t1 = 8192, t2 = 4096, s1 = 2048 used to allow unit IDs to 16383 -- most typical
{
if ((tag & 0x02) > 0)
unitId += 8192;
if ((tag & 0x01) > 0)
unitId += 4096;
if ((status & 0x08) > 0)
unitId += 2048;
status &= 0x07;
tag = 0;
break;
}
case star_format.star_format_sys: // t1,t2 used for system ID, s1 = 2048
{
if ((status & 0x08) > 0)
unitId += 2048;
status &= 0x07;
break;
}
case star_format.star_format_2: // t1 = 4096, t2 = mobile/portable, s1 = 2048
{
if ((tag & 0x02) > 0)
unitId += 4096;
tag &= 0x01;
if ((status & 0x08) > 0)
unitId += 2048;
status &= 0x07;
break;
}
case star_format.star_format_3: // t1 = 4096, t2 = 8192, s1 = 2048
{
if ((tag & 0x02) > 0)
unitId += 4096;
if ((tag & 0x01) > 0)
unitId += 8192;
tag = 0;
if ((status & 0x08) > 0)
unitId += 2048;
status &= 0x07;
break;
}
case star_format.star_format_4: // t1 = 4096, t2 = 2048, s1 = 8192
{
if ((tag & 0x02) > 0)
unitId += 4096;
if ((tag & 0x01) > 0)
unitId += 2048;
tag = 0;
if ((status & 0x08) > 0)
unitId += 8192;
status &= 0x07;
break;
}
}
}
else
{
return -1;
}
return 0;
}
