quakeforge/libs/audio/cd/cd_win.c

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/*
cd_win.c
(description)
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
$Id$
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <windows.h>
#include "QF/cdaudio.h"
#include "QF/cmd.h"
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#include "QF/compat.h"
#include "QF/console.h"
#include "QF/cvar.h"
#include "QF/qargs.h"
#include "QF/sound.h"
extern HWND mainwindow;
static qboolean cdValid = false;
static qboolean playing = false;
static qboolean wasPlaying = false;
static qboolean initialized = false;
static qboolean enabled = false;
static qboolean playLooping = false;
static float cdvolume;
static byte remap[100];
static byte playTrack;
static byte maxTrack;
UINT wDeviceID;
static void
CDAudio_Eject (void)
{
DWORD dwReturn;
dwReturn = mciSendCommand (wDeviceID, MCI_SET, MCI_SET_DOOR_OPEN,
(DWORD) NULL);
if (dwReturn) {
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Con_DPrintf ("MCI_SET_DOOR_OPEN failed (%li)\n", dwReturn);
}
}
static void
CDAudio_CloseDoor (void)
{
DWORD dwReturn;
dwReturn =
mciSendCommand (wDeviceID, MCI_SET, MCI_SET_DOOR_CLOSED, (DWORD) NULL);
if (dwReturn) {
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Con_DPrintf ("MCI_SET_DOOR_CLOSED failed (%li)\n", dwReturn);
}
}
static int
CDAudio_GetAudioDiskInfo (void)
{
DWORD dwReturn;
MCI_STATUS_PARMS mciStatusParms;
cdValid = false;
mciStatusParms.dwItem = MCI_STATUS_READY;
dwReturn =
mciSendCommand (wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_WAIT,
(DWORD) (LPVOID) & mciStatusParms);
if (dwReturn) {
Con_DPrintf ("CDAudio: drive ready test - get status failed\n");
return -1;
}
if (!mciStatusParms.dwReturn) {
Con_DPrintf ("CDAudio: drive not ready\n");
return -1;
}
mciStatusParms.dwItem = MCI_STATUS_NUMBER_OF_TRACKS;
dwReturn =
mciSendCommand (wDeviceID, MCI_STATUS, MCI_STATUS_ITEM | MCI_WAIT,
(DWORD) (LPVOID) & mciStatusParms);
if (dwReturn) {
Con_DPrintf ("CDAudio: get tracks - status failed\n");
return -1;
}
if (mciStatusParms.dwReturn < 1) {
Con_DPrintf ("CDAudio: no music tracks\n");
return -1;
}
cdValid = true;
maxTrack = mciStatusParms.dwReturn;
return 0;
}
void
CDAudio_Play (byte track, qboolean looping)
{
DWORD dwReturn;
MCI_PLAY_PARMS mciPlayParms;
MCI_STATUS_PARMS mciStatusParms;
if (!enabled)
return;
if (!cdValid) {
CDAudio_GetAudioDiskInfo ();
if (!cdValid)
return;
}
track = remap[track];
if (track < 1 || track > maxTrack) {
CDAudio_Stop ();
return;
}
// don't try to play a non-audio track
mciStatusParms.dwItem = MCI_CDA_STATUS_TYPE_TRACK;
mciStatusParms.dwTrack = track;
dwReturn =
mciSendCommand (wDeviceID, MCI_STATUS,
MCI_STATUS_ITEM | MCI_TRACK | MCI_WAIT,
(DWORD) (LPVOID) & mciStatusParms);
if (dwReturn) {
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Con_DPrintf ("MCI_STATUS failed (%li)\n", dwReturn);
return;
}
if (mciStatusParms.dwReturn != MCI_CDA_TRACK_AUDIO) {
Con_Printf ("CDAudio: track %i is not audio\n", track);
return;
}
// get the length of the track to be played
mciStatusParms.dwItem = MCI_STATUS_LENGTH;
mciStatusParms.dwTrack = track;
dwReturn =
mciSendCommand (wDeviceID, MCI_STATUS,
MCI_STATUS_ITEM | MCI_TRACK | MCI_WAIT,
(DWORD) (LPVOID) & mciStatusParms);
if (dwReturn) {
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Con_DPrintf ("MCI_STATUS failed (%li)\n", dwReturn);
return;
}
if (playing) {
if (playTrack == track)
return;
CDAudio_Stop ();
}
mciPlayParms.dwFrom = MCI_MAKE_TMSF (track, 0, 0, 0);
mciPlayParms.dwTo = (mciStatusParms.dwReturn << 8) | track;
mciPlayParms.dwCallback = (DWORD) mainwindow;
dwReturn =
mciSendCommand (wDeviceID, MCI_PLAY, MCI_NOTIFY | MCI_FROM | MCI_TO,
(DWORD) (LPVOID) & mciPlayParms);
if (dwReturn) {
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Con_DPrintf ("CDAudio: MCI_PLAY failed (%li)\n", dwReturn);
return;
}
playLooping = looping;
playTrack = track;
playing = true;
if (cdvolume == 0.0)
CDAudio_Pause ();
}
void
CDAudio_Stop (void)
{
DWORD dwReturn;
if (!enabled)
return;
if (!playing)
return;
dwReturn = mciSendCommand (wDeviceID, MCI_STOP, 0, (DWORD) NULL);
if (dwReturn) {
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Con_DPrintf ("MCI_STOP failed (%li)", dwReturn);
}
wasPlaying = false;
playing = false;
}
void
CDAudio_Pause (void)
{
DWORD dwReturn;
MCI_GENERIC_PARMS mciGenericParms;
if (!enabled)
return;
if (!playing)
return;
mciGenericParms.dwCallback = (DWORD) mainwindow;
dwReturn =
mciSendCommand (wDeviceID, MCI_PAUSE, 0,
(DWORD) (LPVOID) & mciGenericParms);
if (dwReturn) {
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Con_DPrintf ("MCI_PAUSE failed (%li)", dwReturn);
}
wasPlaying = playing;
playing = false;
}
void
CDAudio_Resume (void)
{
DWORD dwReturn;
MCI_PLAY_PARMS mciPlayParms;
if (!enabled)
return;
if (!cdValid)
return;
if (!wasPlaying)
return;
mciPlayParms.dwFrom = MCI_MAKE_TMSF (playTrack, 0, 0, 0);
mciPlayParms.dwTo = MCI_MAKE_TMSF (playTrack + 1, 0, 0, 0);
mciPlayParms.dwCallback = (DWORD) mainwindow;
dwReturn =
mciSendCommand (wDeviceID, MCI_PLAY, MCI_TO | MCI_NOTIFY,
(DWORD) (LPVOID) & mciPlayParms);
if (dwReturn) {
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Con_DPrintf ("CDAudio: MCI_PLAY failed (%li)\n", dwReturn);
return;
}
playing = true;
}
static void
CD_f (void)
{
char *command;
int ret;
int n;
// int startAddress;
if (Cmd_Argc () < 2)
return;
command = Cmd_Argv (1);
if (strequal (command, "on")) {
enabled = true;
return;
}
if (strequal (command, "off")) {
if (playing)
CDAudio_Stop ();
enabled = false;
return;
}
if (strequal (command, "reset")) {
enabled = true;
if (playing)
CDAudio_Stop ();
for (n = 0; n < 100; n++)
remap[n] = n;
CDAudio_GetAudioDiskInfo ();
return;
}
if (strequal (command, "remap")) {
ret = Cmd_Argc () - 2;
if (ret <= 0) {
for (n = 1; n < 100; n++)
if (remap[n] != n)
Con_Printf (" %u -> %u\n", n, remap[n]);
return;
}
for (n = 1; n <= ret; n++)
remap[n] = atoi (Cmd_Argv (n + 1));
return;
}
if (strequal (command, "close")) {
CDAudio_CloseDoor ();
return;
}
if (!cdValid) {
CDAudio_GetAudioDiskInfo ();
if (!cdValid) {
Con_Printf ("No CD in player.\n");
return;
}
}
if (strequal (command, "play")) {
CDAudio_Play ((byte) atoi (Cmd_Argv (2)), false);
return;
}
if (strequal (command, "loop")) {
CDAudio_Play ((byte) atoi (Cmd_Argv (2)), true);
return;
}
if (strequal (command, "stop")) {
CDAudio_Stop ();
return;
}
if (strequal (command, "pause")) {
CDAudio_Pause ();
return;
}
if (strequal (command, "resume")) {
CDAudio_Resume ();
return;
}
if (strequal (command, "eject")) {
if (playing)
CDAudio_Stop ();
CDAudio_Eject ();
cdValid = false;
return;
}
if (strequal (command, "info")) {
Con_Printf ("%u tracks\n", maxTrack);
if (playing)
Con_Printf ("Currently %s track %u\n",
playLooping ? "looping" : "playing", playTrack);
else if (wasPlaying)
Con_Printf ("Paused %s track %u\n",
playLooping ? "looping" : "playing", playTrack);
Con_Printf ("Volume is %f\n", cdvolume);
return;
}
}
LONG
CDAudio_MessageHandler (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
if (lParam != wDeviceID)
return 1;
switch (wParam) {
case MCI_NOTIFY_SUCCESSFUL:
if (playing) {
playing = false;
if (playLooping)
CDAudio_Play (playTrack, true);
}
break;
case MCI_NOTIFY_ABORTED:
case MCI_NOTIFY_SUPERSEDED:
break;
case MCI_NOTIFY_FAILURE:
Con_DPrintf ("MCI_NOTIFY_FAILURE\n");
CDAudio_Stop ();
cdValid = false;
break;
default:
Con_DPrintf ("Unexpected MM_MCINOTIFY type (%i)\n", wParam);
return 1;
}
return 0;
}
void
CDAudio_Update (void)
{
if (!enabled)
return;
if (bgmvolume->value != cdvolume) {
if (cdvolume) {
Cvar_SetValue (bgmvolume, 0.0);
cdvolume = bgmvolume->value;
CDAudio_Pause ();
} else {
Cvar_SetValue (bgmvolume, 1.0);
cdvolume = bgmvolume->value;
CDAudio_Resume ();
}
}
}
int
CDAudio_Init (void)
{
DWORD dwReturn;
MCI_OPEN_PARMS mciOpenParms;
MCI_SET_PARMS mciSetParms;
int n;
#if 0 // QW
if (cls.state == ca_dedicated)
return -1;
#endif
if (COM_CheckParm ("-nocdaudio"))
return -1;
mciOpenParms.lpstrDeviceType = "cdaudio";
dwReturn =
mciSendCommand (0, MCI_OPEN, MCI_OPEN_TYPE | MCI_OPEN_SHAREABLE,
(DWORD) (LPVOID) & mciOpenParms);
if (dwReturn) {
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Con_Printf ("CDAudio_Init: MCI_OPEN failed (%li)\n", dwReturn);
return -1;
}
wDeviceID = mciOpenParms.wDeviceID;
// Set the time format to track/minute/second/frame (TMSF).
mciSetParms.dwTimeFormat = MCI_FORMAT_TMSF;
dwReturn =
mciSendCommand (wDeviceID, MCI_SET, MCI_SET_TIME_FORMAT,
(DWORD) (LPVOID) & mciSetParms);
if (dwReturn) {
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Con_Printf ("MCI_SET_TIME_FORMAT failed (%li)\n", dwReturn);
mciSendCommand (wDeviceID, MCI_CLOSE, 0, (DWORD) NULL);
return -1;
}
for (n = 0; n < 100; n++)
remap[n] = n;
initialized = true;
enabled = true;
if (CDAudio_GetAudioDiskInfo ()) {
Con_Printf ("CDAudio_Init: No CD in player.\n");
cdValid = false;
enabled = false;
}
Cmd_AddCommand ("cd", CD_f, "Control the CD player.\n"
"Commands:\n"
"eject - Eject the CD.\n"
"info - Reports information on the CD.\n"
"loop (track number) - Loops the specified track.\n"
"remap (track1) (track2) ... - Remap the current track order.\n"
"reset - Causes the CD audio to re-initialize.\n"
"resume - Will resume playback after pause.\n"
"off - Shuts down the CD audio system..\n"
"on - Re-enables the CD audio system after a cd off command.\n"
"pause - Pause the CD playback.\n"
"play (track number) - Plays the specified track one time.\n"
"stop - Stops the currently playing track.");
// Con_Printf("CD Audio Initialized\n");
return 0;
}
void
CDAudio_Shutdown (void)
{
if (!initialized)
return;
CDAudio_Stop ();
if (mciSendCommand (wDeviceID, MCI_CLOSE, MCI_WAIT, (DWORD) NULL))
Con_DPrintf ("CDAudio_Shutdown: MCI_CLOSE failed\n");
}