fixes

[lcr.git] / port.cpp

diff --git a/port.cpp b/port.cpp
index 02d8dc3..d254d0c 100644 (file)
--- a/port.cpp
+++ b/port.cpp
@@ -53,6 +53,7 @@ Functions:
 #include <fcntl.h>
 #include <unistd.h>
 #include <errno.h>
+#include <math.h>
 #include "main.h"
 
 #define SHORT_MIN -32768
@@ -218,7 +219,7 @@ Port::~Port(void)
        struct message *message;
 
        if (p_record)
-               close_record(0);
+               close_record(0, 0);
 
        classuse--;
 
@@ -788,10 +789,9 @@ int Port::open_record(int type, int vbox, int skip, char *extension, int anon_ig
 /*
  * close the recoding file, put header in front and rename
  */
-void Port::close_record(int beep)
+void Port::close_record(int beep, int mute)
 {
-       static signed long beep_mono[] = {-10000, 10000, -10000, 10000, -10000, 10000, -10000, 10000, -10000, 10000, -10000, 10000, -10000, 10000, -10000, 10000};
-       static unsigned char beep_8bit[] = {48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208, 48, 208};
+       static signed short beep_mono[256];
        unsigned long size, wsize;
        struct fmt fmt;
        char filename[512], indexname[512];
@@ -849,41 +849,31 @@ void Port::close_record(int beep)
                i++;
        }
 
+       /* mute */
+       if (mute && p_record_type==CODEC_MONO)
+       {
+               i = p_record_length;
+               if (i > mute)
+                       i = mute;       
+               fseek(p_record, -(i<<1), SEEK_END);
+               p_record_length -= (i<<1);
+       }
        /* add beep to the end of recording */
-       if (beep)
-       switch(p_record_type)
+       if (beep && p_record_type==CODEC_MONO)
        {
-               case CODEC_MONO:
                i = 0;
-               while(i < beep)
+               while(i < 256)
                {
-                       fwrite(beep_mono, sizeof(beep_mono), 1, p_record);
-                       i += sizeof(beep_mono);
-                       p_record_length += sizeof(beep_mono);
-               }
-               break;
-               case CODEC_8BIT:
-               i = 0;
-               while(i < beep)
-               {
-                       fwrite(beep_8bit, sizeof(beep_8bit), 1, p_record);
-                       i += sizeof(beep_8bit);
-                       p_record_length += sizeof(beep_8bit);
+                       beep_mono[i] = (signed short)(sin((double)i / 5.688888888889 * 2.0 * 3.1415927) * 2000.0);
+                       i++;
                }
-               break;
-#if 0
-               case CODEC_LAW:
                i = 0;
                while(i < beep)
                {
-                       fwrite(beep_law, sizeof(beep_law), 1, p_record);
-                       i += sizeof(beep_law);
-                       p_record_length += sizeof(beep_law);
+                       fwrite(beep_mono, sizeof(beep_mono), 1, p_record);
+                       i += sizeof(beep_mono);
+                       p_record_length += sizeof(beep_mono);
                }
-               break;
-#endif
-               default:
-               PERROR("codec %d not supported for beep adding\n", p_record_type);
        }
 
        /* complete header */