From fd7f9ac12f44f53c3eb37166a9e5ae7304c969f0 Mon Sep 17 00:00:00 2001
From: Brandon Lewis <brandon@collabora.co.uk>
Date: Fri, 2 Jul 2010 14:46:09 +0200
Subject: [PATCH] add routines to AudioTestSource to set freq and volume

---
 docs/libs/ges-sections.txt        |  2 ++
 ges/ges-track-audio-test-source.c | 31 +++++++++++++++++++++++++++++--
 ges/ges-track-audio-test-source.h | 10 +++++++++-
 3 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/docs/libs/ges-sections.txt b/docs/libs/ges-sections.txt
index 505b22a35d..46577f8782 100644
--- a/docs/libs/ges-sections.txt
+++ b/docs/libs/ges-sections.txt
@@ -449,6 +449,8 @@ GESTrackAudioTestSource
 GESTrackAudioTestSourceClass
 ges_track_audio_test_source_new
 ges_track_audio_test_source_get_type
+ges_track_audio_test_source_set_freq
+ges_track_audio_test_source_set_volume
 <SUBSECTION Standard>
 GES_TRACK_AUDIO_TEST_SOURCE
 GES_TRACK_AUDIO_TEST_SOURCE_CLASS
diff --git a/ges/ges-track-audio-test-source.c b/ges/ges-track-audio-test-source.c
index 0988cd45e0..5dbd2e6562 100644
--- a/ges/ges-track-audio-test-source.c
+++ b/ges/ges-track-audio-test-source.c
@@ -72,6 +72,8 @@ ges_track_audio_test_source_class_init (GESTrackAudioTestSourceClass * klass)
 static void
 ges_track_audio_test_source_init (GESTrackAudioTestSource * self)
 {
+  self->freq = 440;
+  self->volume = 0;
 }
 
 static void
@@ -107,14 +109,39 @@ ges_track_audio_test_source_set_property (GObject * object,
 }
 
 static GstElement *
-ges_track_audio_test_source_create_element (GESTrackSource * self)
+ges_track_audio_test_source_create_element (GESTrackSource * trksrc)
 {
+  GESTrackAudioTestSource *self;
   GstElement *ret;
+  self = (GESTrackAudioTestSource *) trksrc;
   ret = gst_element_factory_make ("audiotestsrc", NULL);
-  g_object_set (ret, "volume", (gdouble) 0, NULL);
+  g_object_set (ret, "volume", (gdouble) self->volume, "freq", (gdouble)
+      self->freq, NULL);
   return ret;
 }
 
+void
+ges_track_audio_test_source_set_freq (GESTrackAudioTestSource * self,
+    gdouble freq)
+{
+  GstElement *element;
+  self->freq = freq;
+  element = ((GESTrackSource *) self)->element;
+  if (element)
+    g_object_set (element, "freq", (gdouble) freq, NULL);
+}
+
+void
+ges_track_audio_test_source_set_volume (GESTrackAudioTestSource * self,
+    gdouble volume)
+{
+  GstElement *element;
+  self->volume = volume;
+  element = ((GESTrackSource *) self)->element;
+  if (element)
+    g_object_set (element, "freq", (gdouble) volume, NULL);
+}
+
 GESTrackAudioTestSource *
 ges_track_audio_test_source_new (void)
 {
diff --git a/ges/ges-track-audio-test-source.h b/ges/ges-track-audio-test-source.h
index c6941d9d9a..51c8c7464c 100644
--- a/ges/ges-track-audio-test-source.h
+++ b/ges/ges-track-audio-test-source.h
@@ -53,7 +53,9 @@ G_BEGIN_DECLS
 struct _GESTrackAudioTestSource {
   GESTrackSource parent;
 
-  /*< public >*/
+  /*< private >*/
+  gdouble freq;
+  gdouble volume;
 };
 
 /**
@@ -72,6 +74,12 @@ GType ges_track_audio_test_source_get_type (void);
 
 GESTrackAudioTestSource* ges_track_audio_test_source_new (void);
 
+void ges_track_audio_test_source_set_freq(GESTrackAudioTestSource *self,
+    gdouble freq);
+
+void ges_track_audio_test_source_set_volume(GESTrackAudioTestSource *self,
+    gdouble volume);
+
 G_END_DECLS
 
 #endif /* _GES_TRACK_AUDIO_TEST_SOURCE */