test_band_value_count()

static void test_band_value_count ( )

static

Definition at line 212 of file cu_band_stats.c.

                                    {
        rt_valuecount vcnts = NULL;
 
        rt_raster raster;
        rt_band band;
        uint32_t x;
        uint32_t xmax = 100;
        uint32_t y;
        uint32_t ymax = 100;
        uint32_t rtn = 0;
 
        double count[] = {3, 4, 5};
 
        raster = rt_raster_new(xmax, ymax);
        CU_ASSERT(raster != NULL); /* or we're out of virtual memory */
        band = cu_add_band(raster, PT_64BF, 0, 0);
        CU_ASSERT(band != NULL);
        rt_band_set_nodata(band, 0, NULL);
 
        for (x = 0; x < xmax; x++) {
                for (y = 0; y < ymax; y++) {
                        rt_band_set_pixel(band, x, y, (((double) x * y) + (x + y) + (x + y * x)) / (x + y + 1), NULL);
                }
        }
        vcnts = rt_band_get_value_count(band, 1, NULL, 0, 0, NULL, &rtn);
        CU_ASSERT(vcnts != NULL);
        CU_ASSERT_NOT_EQUAL(rtn, 0);
        rtdealloc(vcnts);
 
        vcnts = rt_band_get_value_count(band, 1, NULL, 0, 0.01, NULL, &rtn);
        CU_ASSERT(vcnts != NULL);
        CU_ASSERT_NOT_EQUAL(rtn, 0);
        rtdealloc(vcnts);
 
        vcnts = rt_band_get_value_count(band, 1, NULL, 0, 0.1, NULL, &rtn);
        CU_ASSERT(vcnts != NULL);
        CU_ASSERT_NOT_EQUAL(rtn, 0);
        rtdealloc(vcnts);
 
        vcnts = rt_band_get_value_count(band, 1, NULL, 0, 1, NULL, &rtn);
        CU_ASSERT(vcnts != NULL);
        CU_ASSERT_NOT_EQUAL(rtn, 0);
        rtdealloc(vcnts);
 
        vcnts = rt_band_get_value_count(band, 1, NULL, 0, 10, NULL, &rtn);
        CU_ASSERT(vcnts != NULL);
        CU_ASSERT_NOT_EQUAL(rtn, 0);
        rtdealloc(vcnts);
 
        vcnts = rt_band_get_value_count(band, 1, count, 3, 1, NULL, &rtn);
        CU_ASSERT(vcnts != NULL);
        CU_ASSERT_NOT_EQUAL(rtn, 0);
        rtdealloc(vcnts);
 
        cu_free_raster(raster);
}

References quantile_llist::count, cu_add_band(), cu_free_raster(), PT_64BF, rt_band_get_value_count(), rt_band_set_nodata(), rt_band_set_pixel(), rt_raster_new(), and rtdealloc().

Referenced by band_stats_suite_setup().

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