Struct musdata

Struct Documentation

struct musdata

the music meta data’s struct

Public Functions

musdata(stmt *dbstate)

Constructor. typically used for returning search results.

Parameters:

dbstate – the sqlite statement

musdata(const std::string &title__ = "", const std::string &composer__ = "", const std::string &musicPath__ = "", const double bpm__ = -1.0)

Constructor used for filtering music entries.

Use this constructor to specify filtering conditions for a search query. Leave parameters blank (or set to a negative value for bpm) if filtering by that field is not required.

Parameters:

  • title__ – The title of the music.

  • composer__ – The composer of the music.

  • musicPath__ – Path to the music file, relative to the root of the database.

  • bpm__ – The BPM (beats per minute) of the music. Use a negative value to ignore this field.

bool GenSearchSTMT(stmt &dbstate, sqlite3 *db)

generates the search statement

Parameters:

  • dbstate – statement pointer

  • db – Root DB

Returns:

true

Returns:

false

bool GenInsertSTMT(stmt &dbstate, sqlite3 *db)

generates the insert statement

Parameters:

  • dbstate – statement pointer

  • db – Root DB

Returns:

true

Returns:

false

bool GenEditSTMT(stmt &dbstate, sqlite3 *db, musdata &toEdit)
bool GenDeleteSTMT(stmt &dbstate, sqlite3 *db)

Public Members

std::string title
std::string composer
std::string musicPath
BIN bpmBinary
double bpm = -1.0
std::string firstBar

this means the first beat’s position. The measurement unit is a PCM frame. For higher precision, double value is stored as strings in Cap’n Proto, so the corresponding variable is also a string.