RASTER_setSRID()

Datum RASTER_setSRID

(

PG_FUNCTION_ARGS

)

Definition at line 890 of file rtpg_raster_properties.c.

{
        rt_pgraster *pgraster = NULL;
        rt_pgraster *pgrtn = NULL;
        rt_raster raster;
        int32_t newSRID = PG_GETARG_INT32(1);
 
        if (PG_ARGISNULL(0)) PG_RETURN_NULL();
        pgraster = (rt_pgraster *)PG_DETOAST_DATUM(PG_GETARG_DATUM(0));
 
        raster = rt_raster_deserialize(pgraster, FALSE);
        if (!raster) {
                PG_FREE_IF_COPY(pgraster, 0);
                elog(ERROR, "RASTER_setSRID: Could not deserialize raster");
                PG_RETURN_NULL();
        }
 
        rt_raster_set_srid(raster, newSRID);
 
        pgrtn = rt_raster_serialize(raster);
        rt_raster_destroy(raster);
        PG_FREE_IF_COPY(pgraster, 0);
        if (!pgrtn) PG_RETURN_NULL();
 
        SET_VARSIZE(pgrtn, pgrtn->size);
 
        PG_RETURN_POINTER(pgrtn);
}

References FALSE, rt_raster_deserialize(), rt_raster_destroy(), rt_raster_serialize(), rt_raster_set_srid(), and rt_raster_serialized_t::size.

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