mirror of
https://git.do.srb2.org/STJr/SRB2.git
synced 2024-12-22 10:40:56 +00:00
60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
/* C example that opens a game music file and records 10 seconds to "out.wav" */
|
|
|
|
#include "gme/gme.h"
|
|
|
|
#include "Wave_Writer.h" /* wave_ functions for writing sound file */
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
|
|
void handle_error( const char* str );
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
const char *filename = "test.nsf"; /* Default file to open */
|
|
if ( argc >= 2 )
|
|
filename = argv[1];
|
|
|
|
long sample_rate = 44100; /* number of samples per second */
|
|
/* index of track to play (0 = first) */
|
|
int track = argc >= 3 ? atoi(argv[2]) : 0;
|
|
|
|
/* Open music file in new emulator */
|
|
Music_Emu* emu;
|
|
handle_error( gme_open_file( filename, &emu, sample_rate ) );
|
|
|
|
/* Start track */
|
|
handle_error( gme_start_track( emu, track ) );
|
|
|
|
/* Begin writing to wave file */
|
|
wave_open( sample_rate, "out.wav" );
|
|
wave_enable_stereo();
|
|
|
|
/* Record 10 seconds of track */
|
|
while ( gme_tell( emu ) < 10 * 1000L )
|
|
{
|
|
/* Sample buffer */
|
|
#define buf_size 1024 /* can be any multiple of 2 */
|
|
short buf [buf_size];
|
|
|
|
/* Fill sample buffer */
|
|
handle_error( gme_play( emu, buf_size, buf ) );
|
|
|
|
/* Write samples to wave file */
|
|
wave_write( buf, buf_size );
|
|
}
|
|
|
|
/* Cleanup */
|
|
gme_delete( emu );
|
|
wave_close();
|
|
|
|
return 0;
|
|
}
|
|
|
|
void handle_error( const char* str )
|
|
{
|
|
if ( str )
|
|
{
|
|
printf( "Error: %s\n", str ); getchar();
|
|
exit( EXIT_FAILURE );
|
|
}
|
|
}
|