gstreamer/gst/spectrum/demo-osssrc.c
David Schleef 7438894f77 configure.ac: Put DEFAULT_AUDIOSINK in config.h and use whereever possible. (Fixes #165997)
Original commit message from CVS:
* configure.ac: Put DEFAULT_AUDIOSINK in config.h and use
whereever possible.  (Fixes #165997)
* examples/capsfilter/capsfilter1.c: (main):
* examples/dynparams/filter.c: (create_ui):
* examples/seeking/cdparanoia.c: (get_track_info), (main):
* examples/seeking/chained.c: (main):
* examples/seeking/seek.c: (make_mod_pipeline), (make_dv_pipeline),
(make_wav_pipeline), (make_flac_pipeline), (make_sid_pipeline),
(make_vorbis_pipeline), (make_mp3_pipeline), (make_avi_pipeline),
(make_mpeg_pipeline), (make_mpegnt_pipeline):
* examples/seeking/spider_seek.c: (make_spider_pipeline):
* examples/switch/switcher.c: (main):
* ext/dv/demo-play.c: (main):
* ext/faad/gstfaad.c: (gst_faad_change_state):
* ext/mad/gstmad.c: (gst_mad_chain):
* ext/smoothwave/demo-osssrc.c: (main):
* gst-libs/gst/gconf/gconf.c: (gst_gconf_set_string),
(gst_gconf_render_bin_from_description),
(gst_gconf_get_default_audio_sink),
(gst_gconf_get_default_video_sink),
(gst_gconf_get_default_audio_src),
(gst_gconf_get_default_video_src),
(gst_gconf_get_default_visualization_element):
* gst/level/demo.c: (main):
* gst/level/plot.c: (main):
* gst/playback/gstplaybin.c: (gen_video_element),
(gen_audio_element):
* gst/playback/test.c: (gen_video_element), (gen_audio_element):
* gst/playondemand/demo-mp3.c: (setup_pipeline):
* gst/sine/demo-dparams.c: (main):
* gst/spectrum/demo-osssrc.c: (main):
* gst/speed/demo-mp3.c: (main):
* gst/volume/demo.c: (main):
* testsuite/embed/embed.c: (main):
2005-02-02 08:14:01 +00:00

75 lines
2 KiB
C

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <gtk/gtk.h>
extern gboolean _gst_plugin_spew;
gboolean idle_func (gpointer data);
GtkWidget *drawingarea;
void
spectrum_chain (GstElement * sink, GstBuffer * buf, GstPad * pad,
gpointer unused)
{
gint i;
guchar *data = buf->data;
GdkRectangle rect = { 0, 0, GST_BUFFER_SIZE (buf), 25 };
gdk_window_begin_paint_rect (drawingarea->window, &rect);
gdk_draw_rectangle (drawingarea->window, drawingarea->style->black_gc,
TRUE, 0, 0, GST_BUFFER_SIZE (buf), 25);
for (i = 0; i < GST_BUFFER_SIZE (buf); i++) {
gdk_draw_rectangle (drawingarea->window, drawingarea->style->white_gc,
TRUE, i, 32 - data[i], 1, data[i]);
}
gdk_window_end_paint (drawingarea->window);
}
int
main (int argc, char *argv[])
{
GstElement *bin;
GstElement *src, *spectrum, *sink;
GtkWidget *appwindow;
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
bin = gst_pipeline_new ("bin");
src = gst_element_factory_make (DEFAULT_AUDIOSRC, "src");
g_object_set (G_OBJECT (src), "buffersize", (gulong) 1024, NULL);
spectrum = gst_element_factory_make ("spectrum", "spectrum");
g_object_set (G_OBJECT (spectrum), "width", 256, NULL);
sink = gst_element_factory_make ("fakesink", "sink");
g_object_set (G_OBJECT (sink), "signal-handoffs", TRUE, NULL);
g_signal_connect (sink, "handoff", G_CALLBACK (spectrum_chain), NULL);
gst_bin_add_many (GST_BIN (bin), src, spectrum, sink, NULL);
gst_element_link_many (src, spectrum, sink, NULL);
appwindow = gtk_window_new (GTK_WINDOW_TOPLEVEL);
drawingarea = gtk_drawing_area_new ();
gtk_drawing_area_size (GTK_DRAWING_AREA (drawingarea), 256, 32);
gtk_container_add (GTK_CONTAINER (appwindow), drawingarea);
gtk_widget_show_all (appwindow);
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PLAYING);
g_idle_add (idle_func, bin);
gtk_main ();
return 0;
}
gboolean
idle_func (gpointer data)
{
return gst_bin_iterate (data);
}