diff options
Diffstat (limited to 'gst/spectrum/demo-audiotest.c')
| -rw-r--r-- | gst/spectrum/demo-audiotest.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/gst/spectrum/demo-audiotest.c b/gst/spectrum/demo-audiotest.c index edb1d1dc..b9f59ba5 100644 --- a/gst/spectrum/demo-audiotest.c +++ b/gst/spectrum/demo-audiotest.c @@ -51,7 +51,7 @@ on_frequency_changed (GtkRange * range, gpointer user_data) /* draw frequency spectrum as a bunch of bars */ static void -draw_spectrum (guchar * data) +draw_spectrum (gfloat * data) { gint i; GdkRectangle rect = { 0, 0, SPECT_BANDS, 50 }; @@ -78,15 +78,15 @@ message_handler (GstBus * bus, GstMessage * message, gpointer data) const gchar *name = gst_structure_get_name (s); if (strcmp (name, "spectrum") == 0) { - guchar spect[SPECT_BANDS]; + gfloat spect[SPECT_BANDS]; const GValue *list; const GValue *value; guint i; - list = gst_structure_get_value (s, "spectrum"); + list = gst_structure_get_value (s, "magnitude"); for (i = 0; i < SPECT_BANDS; ++i) { value = gst_value_list_get_value (list, i); - spect[i] = g_value_get_uchar (value); + spect[i] = g_value_get_float (value); } draw_spectrum (spect); } @@ -98,7 +98,7 @@ int main (int argc, char *argv[]) { GstElement *bin; - GstElement *src, *spectrum, *sink; + GstElement *src, *spectrum, *audioconvert, *sink; GstBus *bus; GtkWidget *appwindow, *vbox, *widget; @@ -116,10 +116,12 @@ main (int argc, char *argv[]) g_object_set (G_OBJECT (spectrum), "bands", SPECT_BANDS, "threshold", -80, "message", TRUE, NULL); + audioconvert = gst_element_factory_make ("audioconvert", "audioconvert"); + sink = gst_element_factory_make (DEFAULT_AUDIOSINK, "sink"); - gst_bin_add_many (GST_BIN (bin), src, spectrum, sink, NULL); - if (!gst_element_link_many (src, spectrum, sink, NULL)) { + gst_bin_add_many (GST_BIN (bin), src, spectrum, audioconvert, sink, NULL); + if (!gst_element_link_many (src, spectrum, audioconvert, sink, NULL)) { fprintf (stderr, "cant link elements\n"); exit (1); } |