Method WriteDescriptors

src/colmap/scene/database_sqlite.cc:1277–1287

  }

  void WriteDescriptors(const image_t image_id,
                        const FeatureDescriptors& descriptors) override {
    Sqlite3StmtContext context(sql_stmt_write_descriptors_);

    SQLITE3_CALL(sqlite3_bind_int64(sql_stmt_write_descriptors_, 1, image_id));
    WriteDynamicMatrixBlob(sql_stmt_write_descriptors_, descriptors.data, 2);
    SQLITE3_CALL(sqlite3_bind_int(
        sql_stmt_write_descriptors_, 5, static_cast<int>(descriptors.type)));

    SQLITE3_CALL(sqlite3_step(sql_stmt_write_descriptors_));
  }

  void WriteMatches(const image_t image_id1,
                    const image_t image_id2,