Changeset 2284 for pjproject/trunk/pjmedia/src/pjmedia/tonegen.c

Timestamp:

Sep 16, 2008 4:28:40 PM (16 years ago)

Author:

bennylp

Message:

More ticket #619: fix the difference of volume in the fixed point version of the tone generator, added PJMEDIA_TONEGEN_VOLUME setting to control the default amplitude, and increase default tone volume by about 50%

File:

• pjproject/trunk/pjmedia/src/pjmedia/tonegen.c (modified) (2 diffs)

pjproject/trunk/pjmedia/src/pjmedia/tonegen.c

@@ -31 +31 @@
 
 /* amplitude */
-#define AMP     8192
+#define AMP     PJMEDIA_TONEGEN_VOLUME
 
 
@@ -116 +116 @@
 #   define SIN                  approximate_sin3
 #   if 1    /* set this to 0 to disable volume adjustment */
-#       define VOL(var,v)       (((v) * var.vol) >> 16)
+#       define VOL(var,v)       (((v) * var.vol) >> 15)
 #   else
 #       define VOL(var,v)       (v)