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gst/volume/demo.c: (value_changed_callback): exp10() is not standard. Thank you for playing.

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Original commit message from CVS:
* gst/volume/demo.c: (value_changed_callback): exp10() is not
standard.  Thank you for playing.
This commit is contained in:
David Schleef 2004-06-14 20:24:08 +00:00
parent f1a3a74db3
commit 53ece3e4be
2 changed files with 10 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2004-06-14 David Schleef <ds@schleef.org>
* gst/volume/demo.c: (value_changed_callback): exp10() is not
standard. Thank you for playing.
2004-06-14 Wim Taymans <wim@fluendo.com>
* gst/ffmpegcolorspace/imgconvert.c: (img_convert):

6
gst/volume/demo.c
View file

@ -33,6 +33,10 @@
GtkWidget *elapsed;
GtkWidget *scale;
#ifndef M_LN10
#define M_LN10 (log(10.0))
#endif
static void
value_changed_callback (GtkWidget * widget, GstElement * volume)
{
@ -40,7 +44,7 @@ value_changed_callback (GtkWidget * widget, GstElement * volume)
gdouble level;
value = gtk_range_get_value (GTK_RANGE (widget));
level = exp10 (value / 20.0);
level = exp (value / 20.0 * M_LN10);
g_print ("Value: %f dB, level: %f\n", value, level);
g_object_set (volume, "volume", level, NULL);
}