diff options
Diffstat (limited to 'plugins/gme/Game_Music_Emu-0.5.2/demo/features.c')
-rw-r--r-- | plugins/gme/Game_Music_Emu-0.5.2/demo/features.c | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/plugins/gme/Game_Music_Emu-0.5.2/demo/features.c b/plugins/gme/Game_Music_Emu-0.5.2/demo/features.c deleted file mode 100644 index 96a9a8a9..00000000 --- a/plugins/gme/Game_Music_Emu-0.5.2/demo/features.c +++ /dev/null @@ -1,149 +0,0 @@ -/* C example that opens any music file type, opens an m3u playlist if present, -prints its info and voice names, customizes the sound, and fades a track out. -Records to "out.wav". */ - -static char filename [] = "test.nsf"; /* opens this file (can be any music type) */ -static char playlist [] = "test.m3u"; /* uses this playlist, if present*/ - -#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* ); - -/* Example of loading from memory, which would be useful if using a zip file or -other custom format. In this example it's silly because we could just use -gme_load( &emu, sample_rate, path, 0 ). */ -Music_Emu* load_file( const char* path, long sample_rate ) -{ - Music_Emu* emu; - char* data; - long size; - - /* Read file data into memory. You might read the data from a zip file or - other compressed format. */ - FILE* in = fopen( path, "rb" ); - if ( !in ) - handle_error( "Couldn't open file" ); - fseek( in, 0, SEEK_END ); - size = ftell( in ); - rewind( in ); - - data = malloc( size ); - if ( !data ) - handle_error( "Out of memory" ); - if ( fread( data, size, 1, in ) <= 0 ) - handle_error( "Read error" ); - fclose( in ); - - handle_error( gme_open_data( data, size, &emu, sample_rate ) ); - free( data ); /* a copy is made of the data */ - return emu; -} - -/* Print any warning for most recent emulator action (load, start_track, play) */ -void print_warning( Music_Emu* emu ) -{ - const char* warning = gme_warning( emu ); - if ( warning ) - printf( "**** Warning: %s\n\n", warning ); -} - -static char my_data [] = "Our cleanup function was called"; - -/* Example cleanup function automatically called when emulator is deleted. */ -static void my_cleanup( void* my_data ) -{ - printf( "\n%s\n", (char*) my_data ); -} - -int main() -{ - long sample_rate = 44100; - int track = 0; /* index of track to play (0 = first) */ - int i; - - /* Load file into emulator */ - Music_Emu* emu = load_file( filename, sample_rate ); - print_warning( emu ); - - /* Register cleanup function and confirmation string as data */ - gme_set_user_data( emu, my_data ); - gme_set_user_cleanup( emu, my_cleanup ); - - /* Load .m3u playlist file. All tracks are assumed to use current file. - We ignore error here in case there is no m3u file present. */ - gme_load_m3u( emu, playlist ); - print_warning( emu ); - - /* Get and print main info for track */ - { - track_info_t info; - handle_error( gme_track_info( emu, &info, track ) ); - printf( "System : %s\n", info.system ); - printf( "Game : %s\n", info.game ); - printf( "Author : %s\n", info.author ); - printf( "Copyright: %s\n", info.copyright ); - printf( "Comment : %s\n", info.comment ); - printf( "Dumper : %s\n", info.dumper ); - printf( "Tracks : %d\n", (int) info.track_count ); - printf( "\n" ); - printf( "Track : %d\n", (int) track + 1 ); - printf( "Name : %s\n", info.song ); - printf( "Length : %ld:%02ld", - (long) info.length / 1000 / 60, (long) info.length / 1000 % 60 ); - if ( info.loop_length != 0 ) - printf( " (endless)" ); - printf( "\n\n" ); - } - - /* Print voice names */ - for ( i = 0; i < gme_voice_count( emu ); i++ ) - printf( "Voice %d: %s\n", i, gme_voice_names( emu ) [i] ); - - /* Add some stereo enhancement */ - gme_set_stereo_depth( emu, 0.20 ); - - /* Adjust equalizer for crisp, bassy sound */ - { - gme_equalizer_t eq; - eq.treble = 0.0; - eq.bass = 20; - gme_set_equalizer( emu, &eq ); - } - - /* Start track and begin fade at 10 seconds */ - handle_error( gme_start_track( emu, track ) ); - print_warning( emu ); - gme_set_fade( emu, 10 * 1000L ); - - /* Record track until it ends */ - wave_open( sample_rate, "out.wav" ); - wave_enable_stereo(); - while ( !gme_track_ended( emu ) ) - { - #define buf_size 1024 - short buf [buf_size]; - handle_error( gme_play( emu, buf_size, buf ) ); - print_warning( emu ); - wave_write( buf, buf_size ); - } - - /* Cleanup */ - gme_delete( emu ); - wave_close(); - - getchar(); - return 0; -} - -void handle_error( const char* str ) -{ - if ( str ) - { - printf( "Error: %s\n", str ); getchar(); - exit( EXIT_FAILURE ); - } -} |