diff options
Diffstat (limited to 'music/win32_m.c')
-rw-r--r-- | music/win32_m.c | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/music/win32_m.c b/music/win32_m.c deleted file mode 100644 index 36b79b30b..000000000 --- a/music/win32_m.c +++ /dev/null @@ -1,170 +0,0 @@ -/* $Id$ */ - -#include "../stdafx.h" -#include "../openttd.h" -#include "win32_m.h" -#include <windows.h> -#include <mmsystem.h> - -static struct { - bool stop_song; - bool terminate; - bool playing; - int new_vol; - HANDLE wait_obj; - UINT_PTR devid; - char start_song[260]; -} _midi; - -static void Win32MidiPlaySong(const char *filename) -{ - strcpy(_midi.start_song, filename); - _midi.playing = true; - _midi.stop_song = false; - SetEvent(_midi.wait_obj); -} - -static void Win32MidiStopSong(void) -{ - if (_midi.playing) { - _midi.stop_song = true; - _midi.start_song[0] = '\0'; - SetEvent(_midi.wait_obj); - } -} - -static bool Win32MidiIsSongPlaying(void) -{ - return _midi.playing; -} - -static void Win32MidiSetVolume(byte vol) -{ - _midi.new_vol = vol; - SetEvent(_midi.wait_obj); -} - -static MCIERROR CDECL MidiSendCommand(const char* cmd, ...) -{ - va_list va; - char buf[512]; - - va_start(va, cmd); - vsprintf(buf, cmd, va); - va_end(va); - return mciSendStringA(buf, NULL, 0, 0); -} - -static bool MidiIntPlaySong(const char *filename) -{ - MidiSendCommand("close all"); - if (MidiSendCommand("open \"%s\" type sequencer alias song", filename) != 0) - return false; - - if (MidiSendCommand("play song from 0") != 0) - return false; - return true; -} - -static void MidiIntStopSong(void) -{ - MidiSendCommand("close all"); -} - -static void MidiIntSetVolume(int vol) -{ - DWORD v = (vol * 65535 / 127); - midiOutSetVolume((HMIDIOUT)_midi.devid, v + (v << 16)); -} - -static bool MidiIntIsSongPlaying(void) -{ - char buf[16]; - mciSendStringA("status song mode", buf, sizeof(buf), 0); - return strcmp(buf, "playing") == 0 || strcmp(buf, "seeking") == 0; -} - -static DWORD WINAPI MidiThread(LPVOID arg) -{ - _midi.wait_obj = CreateEvent(NULL, FALSE, FALSE, NULL); - - do { - char *s; - int vol; - - vol = _midi.new_vol; - if (vol != -1) { - _midi.new_vol = -1; - MidiIntSetVolume(vol); - } - - s = _midi.start_song; - if (s[0] != '\0') { - _midi.playing = MidiIntPlaySong(s); - s[0] = '\0'; - - // Delay somewhat in case we don't manage to play. - if (!_midi.playing) { - Sleep(5000); - } - } - - if (_midi.stop_song && _midi.playing) { - _midi.stop_song = false; - _midi.playing = false; - MidiIntStopSong(); - } - - if (_midi.playing && !MidiIntIsSongPlaying()) - _midi.playing = false; - - WaitForMultipleObjects(1, &_midi.wait_obj, FALSE, 1000); - } while (!_midi.terminate); - - DeleteObject(_midi.wait_obj); - return 0; -} - -static const char *Win32MidiStart(const char * const *parm) -{ - MIDIOUTCAPS midicaps; - DWORD threadId; - UINT nbdev; - UINT_PTR dev; - char buf[16]; - - mciSendStringA("capability sequencer has audio", buf, lengthof(buf), 0); - if (strcmp(buf, "true") != 0) return "MCI sequencer can't play audio"; - - memset(&_midi, 0, sizeof(_midi)); - _midi.new_vol = -1; - - /* Get midi device */ - _midi.devid = MIDI_MAPPER; - for (dev = 0, nbdev = midiOutGetNumDevs(); dev < nbdev; dev++) { - if (midiOutGetDevCaps(dev, &midicaps, sizeof(midicaps)) == 0 && (midicaps.dwSupport & MIDICAPS_VOLUME)) { - _midi.devid = dev; - break; - } - } - - if (CreateThread(NULL, 8192, MidiThread, 0, 0, &threadId) == NULL) - return "Failed to create thread"; - - return NULL; -} - -static void Win32MidiStop(void) -{ - _midi.terminate = true; - SetEvent(_midi.wait_obj); -} - -const HalMusicDriver _win32_music_driver = { - Win32MidiStart, - Win32MidiStop, - Win32MidiPlaySong, - Win32MidiStopSong, - Win32MidiIsSongPlaying, - Win32MidiSetVolume, -}; |