Mercurial > SDL_sound_CoreAudio
view decoders/timidity/testmidi.c @ 232:34000a50353b
Updated.
author | Ryan C. Gordon <icculus@icculus.org> |
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date | Sat, 19 Jan 2002 19:04:55 +0000 |
parents | 2d887640d300 |
children |
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/* * SDL_sound -- An abstract sound format decoding API. * Copyright (C) 2001 Ryan C. Gordon. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /** * Program to test the TiMidity core, without having to worry about decoder * and/or playsound bugs. It's not meant to be robust or user-friendly. */ #include <stdio.h> #include <stdlib.h> #include "SDL.h" #include "timidity.h" int done_flag = 0; MidiSong *song; static void audio_callback(void *userdata, Uint8 *stream, int len) { if (Timidity_PlaySome(song, stream, len) == 0) done_flag = 1; } int main(int argc, char *argv[]) { SDL_AudioSpec audio; SDL_RWops *rw; if (SDL_Init(SDL_INIT_AUDIO) < 0) { fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError()); return 1; } atexit(SDL_Quit); if (argc != 2) { fprintf(stderr, "Usage: %s midifile\n", argv[0]); return 1; } audio.freq = 44100; audio.format = AUDIO_S16SYS; audio.channels = 2; audio.samples = 4096; audio.callback = audio_callback; if (SDL_OpenAudio(&audio, NULL) < 0) { fprintf(stderr, "Couldn't open audio device. %s\n", SDL_GetError()); return 1; } if (Timidity_Init() < 0) { fprintf(stderr, "Could not initialise TiMidity.\n"); return 1; } rw = SDL_RWFromFile(argv[1], "rb"); if (rw == NULL) { fprintf(stderr, "Could not create RWops from MIDI file.\n"); return 1; } song = Timidity_LoadSong(rw, &audio); SDL_RWclose(rw); if (song == NULL) { fprintf(stderr, "Could not open MIDI file.\n"); return 1; } Timidity_SetVolume(song, 100); Timidity_Start(song); SDL_PauseAudio(0); while (!done_flag) { SDL_Delay(10); } SDL_PauseAudio(1); Timidity_FreeSong(song); Timidity_Exit(); return 0; }