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Add options to change the tilestats limits

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This commit is contained in:
Eric Fischer
2018-08-31 15:12:00 -07:00
parent 5483720ee1
commit bc84b41246
8 changed files with 730 additions and 9 deletions
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mbtiles.cpp
+11 -7
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@@ -19,6 +19,10 @@
#include "write_json.hpp"
#include "version.hpp"
size_t max_tilestats_attributes = 1000;
size_t max_tilestats_sample_values = 1000;
size_t max_tilestats_values = 100;
sqlite3 *mbtiles_open(char *dbname, char **argv, int forcetable) {
sqlite3 *outdb;
@@ -152,8 +156,8 @@ void tilestats(std::map<std::string, layermap_entry> const &layermap1, size_t el
state.json_write_string(geomtype);
size_t attrib_count = layer.second.file_keys.size();
if (attrib_count > 1000) {
attrib_count = 1000;
if (attrib_count > max_tilestats_sample_values) {
attrib_count = max_tilestats_sample_values;
}
state.nospace = true;
@@ -180,8 +184,8 @@ void tilestats(std::map<std::string, layermap_entry> const &layermap1, size_t el
state.json_write_string(attribute.first);
size_t val_count = attribute.second.sample_values.size();
if (val_count > 1000) {
val_count = 1000;
if (val_count > max_tilestats_sample_values) {
val_count = max_tilestats_sample_values;
}
state.nospace = true;
@@ -383,7 +387,7 @@ void mbtiles_write_metadata(sqlite3 *outdb, const char *outdir, const char *fnam
sqlite3_free(sql);
if (vector) {
size_t elements = 100;
size_t elements = max_tilestats_values;
std::string buf;
{
@@ -591,7 +595,7 @@ std::map<std::string, layermap_entry> merge_layermaps(std::vector<std::map<std::
if (pt == fk2->second.sample_values.end() || *pt != val) { // not found
fk2->second.sample_values.insert(pt, val);
if (fk2->second.sample_values.size() > 1000) {
if (fk2->second.sample_values.size() > max_tilestats_sample_values) {
fk2->second.sample_values.pop_back();
}
}
@@ -655,7 +659,7 @@ void add_to_file_keys(std::map<std::string, type_and_string_stats> &file_keys, s
if (pt == fka->second.sample_values.end() || *pt != val) { // not found
fka->second.sample_values.insert(pt, val);
if (fka->second.sample_values.size() > 1000) {
if (fka->second.sample_values.size() > max_tilestats_sample_values) {
fka->second.sample_values.pop_back();
}
}