JEDI-SDL Library Documentation
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SDL_CDPlayTracks

Name

SDL_CDPlayTracks -- Play the given CD track(s)

Synopsis

uses
  SDL;

function SDL_CDPlayTracks( cdrom : PSDL_CD; start_track : Integer; start_frame : Integer; ntracks : Integer; nframes : Integer ) : Integer;

Description

SDL_CDPlayTracks plays the given CD starting at track start_track, for ntracks tracks.

start_frame is the frame offset, from the beginning of the start_track, at which to start. nframes is the frame offset, from the beginning of the last track (start_track +ntracks), at which to end playing.

SDL_CDPlayTracks should only be called after calling SDL_CDStatus to get track information about the CD.

Note: Data tracks are ignored.

Return Value

Returns 0, or -1 if there was an error.

Examples

// assuming cdrom is a previously opened device 
// Play the entire CD 
if ( SDL_CDInDrive( SDL_CDStatus( cdrom ) ) ) then
  SDL_CDPlayTracks( cdrom, 0, 0, 0, 0 );

// Play the first track 
if ( SDL_CDInDrive( SDL_CDStatus( cdrom ) ) ) then
  SDL_CDPlayTracks( cdrom, 0, 0, 1, 0 );

// Play first 15 seconds of the 2nd track 
if ( SDL_CDInDrive( SDL_CDStatus( cdrom ) ) ) then
  SDL_CDPlayTracks( cdrom, 1, 0, 0, CD_FPS * 15 );

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