/* SYNTAX: VER [[<jid>[/<resource>]]|[<name]] */
static void
cmd_ver(const char *data, XMPP_SERVER_REC *server, WI_ITEM_REC *item)
{
char *cmd_dest, *dest;
void *free_arg;
CMD_XMPP_SERVER(server);
if (!cmd_get_params(data, &free_arg, 1, &cmd_dest))
return;
dest = xmpp_get_dest(cmd_dest, server, item);
request_version(server, dest);
g_free(dest);
cmd_params_free(free_arg);
}
bool LASzip::setup(U16* num_items, LASitem** items, const U8 point_type, const U16 point_size, const U16 compressor)
{
U32 compatible = 0;
BOOL have_point14 = FALSE;
BOOL have_gps_time = FALSE;
BOOL have_rgb = FALSE;
BOOL have_nir = FALSE;
BOOL have_wavepacket = FALSE;
I32 extra_bytes_number = 0;
// switch over the point types we know
switch (point_type)
{
case 0:
extra_bytes_number = (I32)point_size - 20;
break;
case 1:
have_gps_time = TRUE;
extra_bytes_number = (I32)point_size - 28;
break;
case 2:
have_rgb = TRUE;
extra_bytes_number = (I32)point_size - 26;
break;
case 3:
have_gps_time = TRUE;
have_rgb = TRUE;
extra_bytes_number = (I32)point_size - 34;
break;
case 4:
have_gps_time = TRUE;
have_wavepacket = TRUE;
extra_bytes_number = (I32)point_size - 57;
break;
case 5:
have_gps_time = TRUE;
have_rgb = TRUE;
have_wavepacket = TRUE;
extra_bytes_number = (I32)point_size - 63;
break;
case 6:
have_point14 = TRUE;
extra_bytes_number = (I32)point_size - 30;
break;
case 7:
have_point14 = TRUE;
have_rgb = TRUE;
extra_bytes_number = (I32)point_size - 36;
break;
case 8:
have_point14 = TRUE;
have_rgb = TRUE;
have_nir = TRUE;
extra_bytes_number = (I32)point_size - 38;
break;
case 9:
have_point14 = TRUE;
have_wavepacket = TRUE;
extra_bytes_number = (I32)point_size - 59;
break;
case 10:
have_point14 = TRUE;
have_rgb = TRUE;
have_nir = TRUE;
have_wavepacket = TRUE;
extra_bytes_number = (I32)point_size - 67;
break;
default:
if (1)
{
char error[64];
sprintf(error, "point type %d unknown", point_type);
return return_error(error);
}
}
if (extra_bytes_number < 0)
{
// char error[64];
// sprintf(error, "point size %d too small for point type %d by %d bytes", point_size, point_type, -extra_bytes_number);
// return return_error(error);
fprintf(stderr, "WARNING: point size %d too small by %d bytes for point type %d. assuming point_size of %d\n", point_size, -extra_bytes_number, point_type, point_size-extra_bytes_number);
extra_bytes_number = 0;
}
// maybe represent new LAS 1.4 as corresponding LAS 1.3 points plus extra bytes for compatibility
if (have_point14 && (compatible != 0))
{
// we need 4 extra bytes for the new point attributes
extra_bytes_number += 4;
// we store the GPS time separately
have_gps_time = TRUE;
// if we have NIR we need another 2 extra bytes
if (have_nir)
{
extra_bytes_number += 2;
}
}
// create item description
(*num_items) = 1 + !!(have_gps_time) + !!(have_rgb) + !!(have_wavepacket) + !!(extra_bytes_number);
(*items) = new LASitem[*num_items];
U16 i = 1;
if (have_point14 && (compatible == 0))
{
(*items)[0].type = LASitem::POINT14;
(*items)[0].size = 30;
(*items)[0].version = 0;
}
else
{
(*items)[0].type = LASitem::POINT10;
(*items)[0].size = 20;
(*items)[0].version = 0;
}
if (have_gps_time)
{
(*items)[i].type = LASitem::GPSTIME11;
(*items)[i].size = 8;
(*items)[i].version = 0;
i++;
}
if (have_rgb)
{
if (have_nir && (compatible == 0))
{
(*items)[i].type = LASitem::RGBNIR14;
(*items)[i].size = 8;
(*items)[i].version = 0;
}
else
{
(*items)[i].type = LASitem::RGB12;
(*items)[i].size = 6;
(*items)[i].version = 0;
}
i++;
}
if (have_wavepacket)
{
(*items)[i].type = LASitem::WAVEPACKET13;
(*items)[i].size = 29;
(*items)[i].version = 0;
i++;
}
if (extra_bytes_number)
{
(*items)[i].type = LASitem::BYTE;
(*items)[i].size = extra_bytes_number;
(*items)[i].version = 0;
i++;
}
if (compressor) request_version(2);
assert(i == *num_items);
return true;
}
