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New Cvar in Linux: mus_cddevice, default is /dev/cdrom. Set it to none if

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you don't want CD music.  Can be changed in-game, in which case it will
stop the current CD if one is playing before changing devices.  Note that
this is a blocking operation, don't do it in the heat of battle.
This commit is contained in:
Joseph Carter 2001-04-10 05:41:21 +00:00
parent ed0b391dfb
commit b7a4c80b94
1 changed files with 55 additions and 44 deletions
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99
libs/audio/cd/cd_linux.c
View file

@ -49,6 +49,7 @@
#include <time.h>
#include <linux/cdrom.h>
#include "QF/compat.h"
#include "QF/cdaudio.h"
#include "QF/cmd.h"
#include "QF/console.h"
@ -59,8 +60,7 @@
static qboolean cdValid = false;
static qboolean playing = false;
static qboolean wasPlaying = false;
static qboolean initialized = false;
static qboolean enabled = true;
static qboolean mus_enabled = false;
static qboolean playLooping = false;
static float cdvolume;
static byte remap[100];
@ -68,12 +68,12 @@ static byte playTrack;
static byte maxTrack;
static int cdfile = -1;
static char cd_dev[64] = "/dev/cdrom";
cvar_t *mus_cddevice;
static void
CDAudio_Eject (void)
{
if (cdfile == -1 || !enabled)
if (cdfile == -1 || !mus_enabled)
return; // no cd init'd
if (ioctl (cdfile, CDROMEJECT) == -1)
@ -84,7 +84,7 @@ CDAudio_Eject (void)
static void
CDAudio_CloseDoor (void)
{
if (cdfile == -1 || !enabled)
if (cdfile == -1 || !mus_enabled)
return; // no cd init'd
if (ioctl (cdfile, CDROMCLOSETRAY) == -1)
@ -122,7 +122,7 @@ CDAudio_Play (byte track, qboolean looping)
struct cdrom_tocentry entry1;
struct cdrom_msf msf;
if (cdfile == -1 || !enabled)
if (cdfile == -1 || !mus_enabled)
return;
if (!cdValid) {
@ -198,7 +198,7 @@ CDAudio_Play (byte track, qboolean looping)
void
CDAudio_Stop (void)
{
if (cdfile == -1 || !enabled)
if (cdfile == -1 || !mus_enabled)
return;
if (!playing)
@ -214,7 +214,7 @@ CDAudio_Stop (void)
void
CDAudio_Pause (void)
{
if (cdfile == -1 || !enabled)
if (cdfile == -1 || !mus_enabled)
return;
if (!playing)
@ -231,7 +231,7 @@ CDAudio_Pause (void)
void
CDAudio_Resume (void)
{
if (cdfile == -1 || !enabled)
if (cdfile == -1 || !mus_enabled)
return;
if (!cdValid)
@ -258,19 +258,19 @@ CD_f (void)
command = Cmd_Argv (1);
if (strcasecmp (command, "on") == 0) {
enabled = true;
mus_enabled = true;
return;
}
if (strcasecmp (command, "off") == 0) {
if (playing)
CDAudio_Stop ();
enabled = false;
mus_enabled = false;
return;
}
if (strcasecmp (command, "reset") == 0) {
enabled = true;
mus_enabled = true;
if (playing)
CDAudio_Stop ();
for (n = 0; n < 100; n++)
@ -357,7 +357,7 @@ CDAudio_Update (void)
struct cdrom_subchnl subchnl;
static time_t lastchk;
if (!enabled)
if (!mus_enabled)
return;
if (bgmvolume->value != cdvolume) {
@ -389,40 +389,48 @@ CDAudio_Update (void)
}
}
int
CDAudio_Init (void)
void
Mus_CDChange (cvar_t *mus_cdaudio)
{
int i;
CDAudio_Shutdown ();
if (strequal(mus_cdaudio->string, "none"))
{
return;
}
cdfile = open (mus_cdaudio->string, O_RDONLY | O_NONBLOCK);
if (cdfile == -1)
{
Con_DPrintf ("Mus_CDInit: open of device \"%s\" failed (error %i)\n",
mus_cdaudio->string, errno);
return;
}
if (CDAudio_GetAudioDiskInfo ())
{
Con_Printf ("CDAudio_Init: No CD in player.\n");
cdValid = false;
}
for (i = 0; i < 100; i++)
remap[i] = i;
mus_enabled = true;
}
int
CDAudio_Init (void)
{
#if 0
if (cls.state == ca_dedicated)
return -1;
#endif
if (COM_CheckParm ("-nocdaudio"))
return -1;
if ((i = COM_CheckParm ("-cddev")) != 0 && i < com_argc - 1) {
strncpy (cd_dev, com_argv[i + 1], sizeof (cd_dev));
cd_dev[sizeof (cd_dev) - 1] = 0;
}
if ((cdfile = open (cd_dev, O_RDONLY | O_NONBLOCK)) == -1) {
Con_Printf ("CDAudio_Init: open of \"%s\" failed (%i)\n", cd_dev,
errno);
cdfile = -1;
return -1;
}
for (i = 0; i < 100; i++)
remap[i] = i;
initialized = true;
enabled = true;
if (CDAudio_GetAudioDiskInfo ()) {
Con_Printf ("CDAudio_Init: No CD in player.\n");
cdValid = false;
}
mus_cddevice = Cvar_Get("mus_cddevice", "/dev/cdrom", CVAR_NONE,
Mus_CDChange,
"device to use for CD music");
Cmd_AddCommand ("cd", CD_f, "Control the CD player.\n"
"Commands:\n"
@ -447,9 +455,12 @@ CDAudio_Init (void)
void
CDAudio_Shutdown (void)
{
if (!initialized)
return;
CDAudio_Stop ();
close (cdfile);
cdfile = -1;
if (cdfile != -1)
{
CDAudio_Stop ();
close (cdfile);
cdfile = -1;
}
mus_enabled = false;
}