From 7312e58d17e331d71d4f47e21bf15499609bace8 Mon Sep 17 00:00:00 2001
From: dieter kovacic <d13@users.sourceforge.net>
Date: Tue, 9 Jul 2002 12:41:56 +0000
Subject: This commit was generated by cvs2svn to compensate for changes in
 r33, which included commits to RCS files with non-trunk default branches.

svn path=/trunk/externals/ext13/; revision=34
---
 cdplayer.c | 176 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 176 insertions(+)
 create mode 100644 cdplayer.c

(limited to 'cdplayer.c')

diff --git a/cdplayer.c b/cdplayer.c
new file mode 100644
index 0000000..a6999dc
--- /dev/null
+++ b/cdplayer.c
@@ -0,0 +1,176 @@
+#include "ext13.h"
+#include "m_pd.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <linux/cdrom.h>
+#include <errno.h>
+#include <string.h>
+
+
+
+/* -------------------------- cdplayer ------------------------------ */
+static t_class *cdplayer_class;
+
+typedef struct _cdplayer
+{
+    t_object x_obj;
+    t_symbol* device;
+} t_cdplayer;
+
+static void *cdplayer_new()
+{
+    char* devicename;
+    int fd;
+    t_cdplayer *x = (t_cdplayer *)pd_new(cdplayer_class);
+
+    outlet_new(&x->x_obj, &s_bang);
+    sprintf(devicename,"/dev/cdrom");
+    x->device = gensym(devicename);
+/*
+    fd = open(x->device->s_name, O_RDONLY);
+    if (fd < 0){
+       post ("cdplayer: could not open %s",x->device->s_name);
+    } else close(fd);
+*/
+    return (x);
+}
+
+static void cdplayer_play(t_cdplayer *x, t_floatarg f)
+{
+    struct cdrom_tochdr header;
+    struct cdrom_ti index;
+    int cdrom;
+    int childpid;
+    int maxTrack;
+    int t = (int)f;
+
+    childpid = fork();
+    if (childpid < 0) {
+        error ("cdplayer: could not fork!");
+    }
+    if (!childpid){
+       cdrom = open(x->device->s_name,O_RDONLY);    // Open device
+       if (cdrom > -1){
+          ioctl(cdrom,CDROMREADTOCHDR,(void *) &header); // Get start and end tracks
+          maxTrack = header.cdth_trk1;
+          if (t < 1){
+            post ("track number must be 0 or higher");
+          }
+          if (t > maxTrack){
+            post ("track number too high");
+          }
+           
+          index.cdti_trk0=t;   // Set first track
+          index.cdti_ind0=0;                  // Start of track
+    
+          index.cdti_trk1=t;   // Set final track
+          index.cdti_ind1=99;                // End of track
+      
+          ioctl(cdrom,CDROMPLAYTRKIND,(void *) &index); // Play the tracks
+          exit (0);
+       }else{
+         error ("cdplayer: could not open %s",x->device->s_name);
+       }
+       close (cdrom);
+    }
+}
+
+static void cdplayer_pause(t_cdplayer *x)
+{
+    int cdrom;
+    int childpid;
+    childpid = fork();
+    if (childpid < 0) {
+       error ("cdplayer: could not fork!");
+    }
+    if (!childpid){
+       cdrom = open(x->device->s_name,O_RDONLY);
+       if (cdrom > -1){
+         ioctl(cdrom,CDROMPAUSE,0);
+         close (cdrom);
+         exit (0);
+       }else{
+         error ("cdplayer: could not open %s",x->device->s_name);
+       }
+    }
+}
+
+static void cdplayer_resume(t_cdplayer *x)
+{                         
+    int cdrom;
+    int childpid;
+    childpid = fork();
+    if (childpid < 0) {
+       error ("cdplayer: could not fork!");
+    }
+    if (!childpid){
+       cdrom = open(x->device->s_name,O_RDONLY);
+       if (cdrom > -1){
+         ioctl(cdrom,CDROMRESUME,0);
+         close (cdrom);
+         exit (0);
+       }else{
+         error ("cdplayer: could not open %s",x->device->s_name);
+       }
+    }
+}
+
+static void cdplayer_stop(t_cdplayer *x)
+{
+    int cdrom;
+    int childpid;
+    childpid = fork();
+    if (childpid < 0) {
+       error ("cdplayer: could not fork!");
+    }
+    if (!childpid){
+       cdrom = open(x->device->s_name,O_RDONLY);
+       if (cdrom > -1){
+         ioctl(cdrom,CDROMSTOP,0);
+         close (cdrom);
+         exit (0);
+       }else{
+         error ("cdplayer: could not open %s",x->device->s_name);
+       }
+    }
+}
+
+static void cdplayer_eject(t_cdplayer *x)
+{
+    int cdrom;
+    int childpid;
+    childpid = fork();
+    if (childpid < 0) {
+       error ("cdplayer: could not fork!");
+    }
+    if (!childpid){
+       cdrom = open(x->device->s_name,O_RDONLY);
+       if (cdrom > -1){
+         ioctl(cdrom,CDROMEJECT,0);
+         close (cdrom);
+         exit (0);
+       }else{
+         error ("cdplayer: could not open %s",x->device->s_name);
+       }
+    }
+}
+
+static void cdplayer_float(t_cdplayer *x, t_float f)
+{
+    cdplayer_play(x,f);
+}
+
+
+void cdplayer_setup(void)
+{
+    cdplayer_class = class_new(gensym("cdplayer"), (t_newmethod)cdplayer_new, 0, sizeof(t_cdplayer), 0, 0);
+    class_addfloat(cdplayer_class, cdplayer_float);
+    class_addmethod(cdplayer_class, (t_method) cdplayer_play, gensym("play"), A_DEFFLOAT,0);
+    class_addmethod(cdplayer_class, (t_method) cdplayer_pause, gensym("pause"), 0);
+    class_addmethod(cdplayer_class, (t_method) cdplayer_resume, gensym("resume"), 0);
+    class_addmethod(cdplayer_class, (t_method) cdplayer_stop, gensym("stop"), 0);
+    class_addmethod(cdplayer_class, (t_method) cdplayer_eject, gensym("eject"), 0);
+}
-- 
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