gstreamer/gst/speed/demo-mp3.c

124 lines
4.1 KiB
C
Raw Normal View History

/*
* GStreamer
* Copyright (C) 2002 Andy Wingo <wingo at pobox dot com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
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
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <gtk/gtk.h>
#include <gst/gst.h>
static GtkWidget *poslabel; /* NULL */
void
set_speed (GtkAdjustment * adj, gpointer data)
{
GstElement *speed = GST_ELEMENT (data);
g_object_set (speed, "speed", adj->value, NULL);
}
static gboolean
time_tick_cb (GstElement * audiosink)
{
GstFormat format = GST_FORMAT_TIME;
guint64 total, pos;
if (gst_element_query (audiosink, GST_QUERY_TOTAL, &format, &total)
&& gst_element_query (audiosink, GST_QUERY_POSITION, &format, &pos)) {
guint t_min, t_sec, p_min, p_sec;
gchar *s;
t_min = (guint) (total / (GST_SECOND * 60));
t_sec = (guint) ((total % (GST_SECOND * 60)) / GST_SECOND);
p_min = (guint) (pos / (GST_SECOND * 60));
p_sec = (guint) ((pos % (GST_SECOND * 60)) / GST_SECOND);
s = g_strdup_printf ("%u:%02u / %u:%02u", p_min, p_sec, t_min, t_sec);
gtk_label_set_text (GTK_LABEL (poslabel), s);
g_free (s);
}
return TRUE; /* call again */
}
int
main (int argc, char **argv)
{
GtkWidget *window, *vbox, *hscale, *button, *hbbox;
GstElement *filesrc, *mad, *audioconvert, *speed, *audiosink, *pipeline;
gst_init (&argc, &argv);
gtk_init (&argc, &argv);
if (argc != 2) {
g_print ("usage: %s <your.mp3>\n", argv[0]);
exit (-1);
}
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
g_signal_connect (window, "delete-event", G_CALLBACK (gtk_main_quit), NULL);
gtk_window_set_default_size (GTK_WINDOW (window), 400, 80);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 6);
hscale = gtk_hscale_new (GTK_ADJUSTMENT (gtk_adjustment_new (1.0, 0.1, 4.0,
0.1, 0.0, 0.0)));
gtk_scale_set_digits (GTK_SCALE (hscale), 2);
gtk_range_set_update_policy (GTK_RANGE (hscale), GTK_UPDATE_CONTINUOUS);
hbbox = gtk_hbutton_box_new ();
button = gtk_button_new_from_stock (GTK_STOCK_QUIT);
gtk_container_add (GTK_CONTAINER (window), vbox);
gtk_container_add (GTK_CONTAINER (hbbox), button);
poslabel = gtk_label_new (NULL);
gtk_box_pack_start (GTK_BOX (vbox), poslabel, FALSE, FALSE, 2);
gtk_box_pack_start (GTK_BOX (vbox), hscale, TRUE, TRUE, 2);
gtk_box_pack_start (GTK_BOX (vbox), hbbox, FALSE, FALSE, 6);
g_signal_connect (button, "clicked", G_CALLBACK (gtk_main_quit), NULL);
filesrc = gst_element_factory_make ("filesrc", "filesrc");
mad = gst_element_factory_make ("mad", "mad");
audioconvert = gst_element_factory_make ("audioconvert", "audioconvert0");
speed = gst_element_factory_make ("speed", "speed");
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
audiosink = gst_element_factory_make (DEFAULT_AUDIOSINK, "audiosink");
g_signal_connect (gtk_range_get_adjustment (GTK_RANGE (hscale)),
"value_changed", G_CALLBACK (set_speed), speed);
pipeline = gst_pipeline_new ("app");
gst_bin_add_many (GST_BIN (pipeline), filesrc, mad, audioconvert, speed,
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
audiosink, NULL);
gst_element_link_many (filesrc, mad, audioconvert, speed, audiosink, NULL);
g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
gtk_widget_show_all (window);
g_idle_add ((GSourceFunc) gst_bin_iterate, pipeline);
g_timeout_add (200, (GSourceFunc) time_tick_cb, audiosink);
gtk_main ();
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (GST_OBJECT (pipeline));
return 0;
}