--- /dev/null
+/* GStreamer
+ *
+ * seek.c: seeking sample application
+ *
+ * Copyright (C) 2005 Wim Taymans <wim@fluendo.com>
+ * 2006 Stefan Kost <ensonic@users.sf.net>
+ *
+ * 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdlib.h>
+#include <math.h>
+#include <glib.h>
+#include <gtk/gtk.h>
+#include <gst/gst.h>
+#include <string.h>
+
+#ifdef HAVE_X
+#include <gdk/gdkx.h>
+#endif
+#include <gst/interfaces/xoverlay.h>
+
+#if (!GTK_CHECK_VERSION(2, 23, 0) || GTK_CHECK_VERSION(2, 90, 0)) && !GTK_CHECK_VERSION(2, 91, 1)
+#define gtk_combo_box_text_new gtk_combo_box_new_text
+#define gtk_combo_box_text_append_text gtk_combo_box_append_text
+#define gtk_combo_box_text_remove gtk_combo_box_remove_text
+#define GTK_COMBO_BOX_TEXT GTK_COMBO_BOX
+#endif
+
+GST_DEBUG_CATEGORY_STATIC (seek_debug);
+#define GST_CAT_DEFAULT (seek_debug)
+
+#if !GTK_CHECK_VERSION (2, 17, 7)
+static void
+gtk_widget_get_allocation (GtkWidget * w, GtkAllocation * a)
+{
+ *a = w->allocation;
+}
+#endif
+
+/* configuration */
+
+//#define SOURCE "filesrc"
+#define SOURCE "gnomevfssrc"
+
+#define ASINK "alsasink"
+//#define ASINK "osssink"
+
+#define VSINK "xvimagesink"
+//#define VSINK "sdlvideosink"
+//#define VSINK "ximagesink"
+//#define VSINK "aasink"
+//#define VSINK "cacasink"
+
+#define FILL_INTERVAL 100
+//#define UPDATE_INTERVAL 500
+//#define UPDATE_INTERVAL 100
+#define UPDATE_INTERVAL 40
+
+/* number of milliseconds to play for after a seek */
+#define SCRUB_TIME 100
+
+/* timeout for gst_element_get_state() after a seek */
+#define SEEK_TIMEOUT 40 * GST_MSECOND
+
+#define DEFAULT_VIDEO_HEIGHT 300
+
+/* the state to go to when stop is pressed */
+#define STOP_STATE GST_STATE_READY
+
+#define N_GRAD 1000.0
+
+static GList *seekable_pads = NULL;
+static GList *rate_pads = NULL;
+static GList *seekable_elements = NULL;
+
+static gboolean accurate_seek = FALSE;
+static gboolean keyframe_seek = FALSE;
+static gboolean loop_seek = FALSE;
+static gboolean flush_seek = TRUE;
+static gboolean scrub = TRUE;
+static gboolean play_scrub = FALSE;
+static gboolean skip_seek = FALSE;
+static gdouble rate = 1.0;
+
+static GstElement *pipeline;
+static gint pipeline_type;
+static const gchar *pipeline_spec;
+static gint64 position = -1;
+static gint64 duration = -1;
+static GtkAdjustment *adjustment;
+static GtkWidget *hscale, *statusbar;
+static guint status_id = 0;
+static gboolean stats = FALSE;
+static gboolean elem_seek = FALSE;
+static gboolean verbose = FALSE;
+
+static gboolean is_live = FALSE;
+static gboolean buffering = FALSE;
+static GstBufferingMode mode;
+static gint64 buffering_left;
+static GstState state = GST_STATE_NULL;
+static guint update_id = 0;
+static guint seek_timeout_id = 0;
+static gulong changed_id;
+static guint fill_id = 0;
+
+static gint n_video = 0, n_audio = 0, n_text = 0;
+static gboolean need_streams = TRUE;
+static GtkWidget *video_combo, *audio_combo, *text_combo, *vis_combo;
+static GtkWidget *vis_checkbox, *video_checkbox, *audio_checkbox;
+static GtkWidget *text_checkbox, *mute_checkbox, *volume_spinbutton;
+static GtkWidget *skip_checkbox, *video_window, *download_checkbox;
+static GtkWidget *buffer_checkbox, *rate_spinbutton;
+
+static GStaticMutex state_mutex = G_STATIC_MUTEX_INIT;
+
+static GtkWidget *format_combo, *step_amount_spinbutton, *step_rate_spinbutton;
+static GtkWidget *shuttle_checkbox, *step_button;
+static GtkWidget *shuttle_hscale;
+static GtkAdjustment *shuttle_adjustment;
+
+static GList *paths = NULL, *l = NULL;
+
+/* we keep an array of the visualisation entries so that we can easily switch
+ * with the combo box index. */
+typedef struct
+{
+ GstElementFactory *factory;
+} VisEntry;
+
+static GArray *vis_entries;
+
+static void clear_streams (GstElement * pipeline);
+static void volume_notify_cb (GstElement * pipeline, GParamSpec * arg,
+ gpointer user_dat);
+
+/* pipeline construction */
+
+typedef struct
+{
+ const gchar *padname;
+ GstPad *target;
+ GstElement *bin;
+}
+dyn_link;
+
+static GstElement *
+gst_element_factory_make_or_warn (const gchar * type, const gchar * name)
+{
+ GstElement *element = gst_element_factory_make (type, name);
+
+ if (!element) {
+ g_warning ("Failed to create element %s of type %s", name, type);
+ }
+
+ return element;
+}
+
+static void
+dynamic_link (GstPadTemplate * templ, GstPad * newpad, gpointer data)
+{
+ gchar *padname;
+ dyn_link *connect = (dyn_link *) data;
+
+ padname = gst_pad_get_name (newpad);
+
+ if (connect->padname == NULL || !strcmp (padname, connect->padname)) {
+ if (connect->bin)
+ gst_bin_add (GST_BIN (pipeline), connect->bin);
+ gst_pad_link (newpad, connect->target);
+
+ //seekable_pads = g_list_prepend (seekable_pads, newpad);
+ rate_pads = g_list_prepend (rate_pads, newpad);
+ }
+ g_free (padname);
+}
+
+static void
+setup_dynamic_link (GstElement * element, const gchar * padname,
+ GstPad * target, GstElement * bin)
+{
+ dyn_link *connect;
+
+ connect = g_new0 (dyn_link, 1);
+ connect->padname = g_strdup (padname);
+ connect->target = target;
+ connect->bin = bin;
+
+ g_signal_connect (G_OBJECT (element), "pad-added", G_CALLBACK (dynamic_link),
+ connect);
+}
+
+static GstElement *
+make_mod_pipeline (const gchar * location)
+{
+ GstElement *pipeline;
+ GstElement *src, *decoder, *audiosink;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ decoder = gst_element_factory_make_or_warn ("modplug", "decoder");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
+ //g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), decoder);
+ gst_bin_add (GST_BIN (pipeline), audiosink);
+
+ gst_element_link (src, decoder);
+ gst_element_link (decoder, audiosink);
+
+ seekable = gst_element_get_static_pad (decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_dv_pipeline (const gchar * location)
+{
+ GstElement *pipeline;
+ GstElement *src, *demux, *decoder, *audiosink, *videosink;
+ GstElement *a_queue, *v_queue;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ demux = gst_element_factory_make_or_warn ("dvdemux", "demuxer");
+ v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
+ decoder = gst_element_factory_make_or_warn ("ffdec_dvvideo", "decoder");
+ videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
+ a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
+ audiosink = gst_element_factory_make_or_warn ("alsasink", "a_sink");
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_bin_add (GST_BIN (pipeline), a_queue);
+ gst_bin_add (GST_BIN (pipeline), audiosink);
+ gst_bin_add (GST_BIN (pipeline), v_queue);
+ gst_bin_add (GST_BIN (pipeline), decoder);
+ gst_bin_add (GST_BIN (pipeline), videosink);
+
+ gst_element_link (src, demux);
+ gst_element_link (a_queue, audiosink);
+ gst_element_link (v_queue, decoder);
+ gst_element_link (decoder, videosink);
+
+ setup_dynamic_link (demux, "video", gst_element_get_static_pad (v_queue,
+ "sink"), NULL);
+ setup_dynamic_link (demux, "audio", gst_element_get_static_pad (a_queue,
+ "sink"), NULL);
+
+ seekable = gst_element_get_static_pad (decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+
+ return pipeline;
+}
+
+static GstElement *
+make_wav_pipeline (const gchar * location)
+{
+ GstElement *pipeline;
+ GstElement *src, *decoder, *audiosink;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ decoder = gst_element_factory_make_or_warn ("wavparse", "decoder");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), decoder);
+ gst_bin_add (GST_BIN (pipeline), audiosink);
+
+ gst_element_link (src, decoder);
+
+ setup_dynamic_link (decoder, "src", gst_element_get_static_pad (audiosink,
+ "sink"), NULL);
+
+ seekable_elements = g_list_prepend (seekable_elements, audiosink);
+
+ /* force element seeking on this pipeline */
+ elem_seek = TRUE;
+
+ return pipeline;
+}
+
+static GstElement *
+make_flac_pipeline (const gchar * location)
+{
+ GstElement *pipeline;
+ GstElement *src, *decoder, *audiosink;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ decoder = gst_element_factory_make_or_warn ("flacdec", "decoder");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
+ g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), decoder);
+ gst_bin_add (GST_BIN (pipeline), audiosink);
+
+ gst_element_link (src, decoder);
+ gst_element_link (decoder, audiosink);
+
+ seekable = gst_element_get_static_pad (decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_sid_pipeline (const gchar * location)
+{
+ GstElement *pipeline;
+ GstElement *src, *decoder, *audiosink;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ decoder = gst_element_factory_make_or_warn ("siddec", "decoder");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
+ //g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), decoder);
+ gst_bin_add (GST_BIN (pipeline), audiosink);
+
+ gst_element_link (src, decoder);
+ gst_element_link (decoder, audiosink);
+
+ seekable = gst_element_get_static_pad (decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_parse_pipeline (const gchar * location)
+{
+ GstElement *pipeline;
+ GstElement *src, *parser, *fakesink;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ parser = gst_element_factory_make_or_warn ("mpegparse", "parse");
+ fakesink = gst_element_factory_make_or_warn ("fakesink", "sink");
+ g_object_set (G_OBJECT (fakesink), "silent", TRUE, NULL);
+ g_object_set (G_OBJECT (fakesink), "sync", TRUE, NULL);
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), parser);
+ gst_bin_add (GST_BIN (pipeline), fakesink);
+
+ gst_element_link (src, parser);
+ gst_element_link (parser, fakesink);
+
+ seekable = gst_element_get_static_pad (parser, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (parser, "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_vorbis_pipeline (const gchar * location)
+{
+ GstElement *pipeline, *audio_bin;
+ GstElement *src, *demux, *decoder, *convert, *audiosink;
+ GstPad *pad, *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ demux = gst_element_factory_make_or_warn ("oggdemux", "demux");
+ decoder = gst_element_factory_make_or_warn ("vorbisdec", "decoder");
+ convert = gst_element_factory_make_or_warn ("audioconvert", "convert");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
+ g_object_set (G_OBJECT (audiosink), "sync", TRUE, NULL);
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ audio_bin = gst_bin_new ("a_decoder_bin");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_bin_add (GST_BIN (audio_bin), decoder);
+ gst_bin_add (GST_BIN (audio_bin), convert);
+ gst_bin_add (GST_BIN (audio_bin), audiosink);
+ gst_bin_add (GST_BIN (pipeline), audio_bin);
+
+ gst_element_link (src, demux);
+ gst_element_link (decoder, convert);
+ gst_element_link (convert, audiosink);
+
+ pad = gst_element_get_static_pad (decoder, "sink");
+ gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, NULL, gst_element_get_static_pad (audio_bin,
+ "sink"), NULL);
+
+ seekable = gst_element_get_static_pad (decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_theora_pipeline (const gchar * location)
+{
+ GstElement *pipeline, *video_bin;
+ GstElement *src, *demux, *decoder, *convert, *videosink;
+ GstPad *pad, *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ demux = gst_element_factory_make_or_warn ("oggdemux", "demux");
+ decoder = gst_element_factory_make_or_warn ("theoradec", "decoder");
+ convert = gst_element_factory_make_or_warn ("ffmpegcolorspace", "convert");
+ videosink = gst_element_factory_make_or_warn (VSINK, "sink");
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ video_bin = gst_bin_new ("v_decoder_bin");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_bin_add (GST_BIN (video_bin), decoder);
+ gst_bin_add (GST_BIN (video_bin), convert);
+ gst_bin_add (GST_BIN (video_bin), videosink);
+ gst_bin_add (GST_BIN (pipeline), video_bin);
+
+ gst_element_link (src, demux);
+ gst_element_link (decoder, convert);
+ gst_element_link (convert, videosink);
+
+ pad = gst_element_get_static_pad (decoder, "sink");
+ gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, NULL, gst_element_get_static_pad (video_bin,
+ "sink"), NULL);
+
+ seekable = gst_element_get_static_pad (decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_vorbis_theora_pipeline (const gchar * location)
+{
+ GstElement *pipeline, *audio_bin, *video_bin;
+ GstElement *src, *demux, *a_decoder, *a_convert, *v_decoder, *v_convert;
+ GstElement *audiosink, *videosink;
+ GstElement *a_queue, *v_queue, *v_scale;
+ GstPad *seekable;
+ GstPad *pad;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ demux = gst_element_factory_make_or_warn ("oggdemux", "demux");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_element_link (src, demux);
+
+ audio_bin = gst_bin_new ("a_decoder_bin");
+ a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
+ a_decoder = gst_element_factory_make_or_warn ("vorbisdec", "a_dec");
+ a_convert = gst_element_factory_make_or_warn ("audioconvert", "a_convert");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
+
+ gst_bin_add (GST_BIN (pipeline), audio_bin);
+
+ gst_bin_add (GST_BIN (audio_bin), a_queue);
+ gst_bin_add (GST_BIN (audio_bin), a_decoder);
+ gst_bin_add (GST_BIN (audio_bin), a_convert);
+ gst_bin_add (GST_BIN (audio_bin), audiosink);
+
+ gst_element_link (a_queue, a_decoder);
+ gst_element_link (a_decoder, a_convert);
+ gst_element_link (a_convert, audiosink);
+
+ pad = gst_element_get_static_pad (a_queue, "sink");
+ gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, NULL, gst_element_get_static_pad (audio_bin,
+ "sink"), NULL);
+
+ video_bin = gst_bin_new ("v_decoder_bin");
+ v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
+ v_decoder = gst_element_factory_make_or_warn ("theoradec", "v_dec");
+ v_convert =
+ gst_element_factory_make_or_warn ("ffmpegcolorspace", "v_convert");
+ v_scale = gst_element_factory_make_or_warn ("videoscale", "v_scale");
+ videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
+
+ gst_bin_add (GST_BIN (pipeline), video_bin);
+
+ gst_bin_add (GST_BIN (video_bin), v_queue);
+ gst_bin_add (GST_BIN (video_bin), v_decoder);
+ gst_bin_add (GST_BIN (video_bin), v_convert);
+ gst_bin_add (GST_BIN (video_bin), v_scale);
+ gst_bin_add (GST_BIN (video_bin), videosink);
+
+ gst_element_link_many (v_queue, v_decoder, v_convert, v_scale, videosink,
+ NULL);
+
+ pad = gst_element_get_static_pad (v_queue, "sink");
+ gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, NULL, gst_element_get_static_pad (video_bin,
+ "sink"), NULL);
+
+ seekable = gst_element_get_static_pad (a_decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
+ "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_avi_msmpeg4v3_mp3_pipeline (const gchar * location)
+{
+ GstElement *pipeline, *audio_bin, *video_bin;
+ GstElement *src, *demux, *a_decoder, *a_convert, *v_decoder, *v_convert;
+ GstElement *audiosink, *videosink;
+ GstElement *a_queue, *v_queue;
+ GstPad *seekable, *pad;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ demux = gst_element_factory_make_or_warn ("avidemux", "demux");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_element_link (src, demux);
+
+ audio_bin = gst_bin_new ("a_decoder_bin");
+ a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
+ a_decoder = gst_element_factory_make_or_warn ("mad", "a_dec");
+ a_convert = gst_element_factory_make_or_warn ("audioconvert", "a_convert");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
+
+ gst_bin_add (GST_BIN (audio_bin), a_queue);
+ gst_bin_add (GST_BIN (audio_bin), a_decoder);
+ gst_bin_add (GST_BIN (audio_bin), a_convert);
+ gst_bin_add (GST_BIN (audio_bin), audiosink);
+
+ gst_element_link (a_queue, a_decoder);
+ gst_element_link (a_decoder, a_convert);
+ gst_element_link (a_convert, audiosink);
+
+ gst_bin_add (GST_BIN (pipeline), audio_bin);
+
+ pad = gst_element_get_static_pad (a_queue, "sink");
+ gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, NULL, gst_element_get_static_pad (audio_bin,
+ "sink"), NULL);
+
+ video_bin = gst_bin_new ("v_decoder_bin");
+ v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
+ v_decoder = gst_element_factory_make_or_warn ("ffdec_msmpeg4", "v_dec");
+ v_convert =
+ gst_element_factory_make_or_warn ("ffmpegcolorspace", "v_convert");
+ videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
+
+ gst_bin_add (GST_BIN (video_bin), v_queue);
+ gst_bin_add (GST_BIN (video_bin), v_decoder);
+ gst_bin_add (GST_BIN (video_bin), v_convert);
+ gst_bin_add (GST_BIN (video_bin), videosink);
+
+ gst_element_link_many (v_queue, v_decoder, v_convert, videosink, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), video_bin);
+
+ pad = gst_element_get_static_pad (v_queue, "sink");
+ gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, NULL, gst_element_get_static_pad (video_bin,
+ "sink"), NULL);
+
+ seekable = gst_element_get_static_pad (a_decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
+ "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_mp3_pipeline (const gchar * location)
+{
+ GstElement *pipeline;
+ GstElement *src, *parser, *decoder, *audiosink, *queue;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ parser = gst_element_factory_make_or_warn ("mp3parse", "parse");
+ decoder = gst_element_factory_make_or_warn ("mad", "dec");
+ queue = gst_element_factory_make_or_warn ("queue", "queue");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "sink");
+
+ seekable_elements = g_list_prepend (seekable_elements, audiosink);
+
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+ //g_object_set (G_OBJECT (audiosink), "fragment", 0x00180008, NULL);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), parser);
+ gst_bin_add (GST_BIN (pipeline), decoder);
+ gst_bin_add (GST_BIN (pipeline), queue);
+ gst_bin_add (GST_BIN (pipeline), audiosink);
+
+ gst_element_link (src, parser);
+ gst_element_link (parser, decoder);
+ gst_element_link (decoder, queue);
+ gst_element_link (queue, audiosink);
+
+ seekable = gst_element_get_static_pad (queue, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (decoder, "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_avi_pipeline (const gchar * location)
+{
+ GstElement *pipeline, *audio_bin, *video_bin;
+ GstElement *src, *demux, *a_decoder, *v_decoder, *audiosink, *videosink;
+ GstElement *a_queue = NULL, *v_queue = NULL;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ demux = gst_element_factory_make_or_warn ("avidemux", "demux");
+ seekable_elements = g_list_prepend (seekable_elements, demux);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_element_link (src, demux);
+
+ audio_bin = gst_bin_new ("a_decoder_bin");
+ a_decoder = gst_element_factory_make_or_warn ("mad", "a_dec");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
+ a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
+ gst_element_link (a_decoder, a_queue);
+ gst_element_link (a_queue, audiosink);
+ gst_bin_add (GST_BIN (audio_bin), a_decoder);
+ gst_bin_add (GST_BIN (audio_bin), a_queue);
+ gst_bin_add (GST_BIN (audio_bin), audiosink);
+ gst_element_set_state (audio_bin, GST_STATE_PAUSED);
+
+ setup_dynamic_link (demux, "audio_00", gst_element_get_static_pad (a_decoder,
+ "sink"), audio_bin);
+
+ seekable = gst_element_get_static_pad (a_queue, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
+ "sink"));
+
+ video_bin = gst_bin_new ("v_decoder_bin");
+ v_decoder = gst_element_factory_make_or_warn ("ffmpegdecall", "v_dec");
+ videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
+ v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
+ gst_element_link (v_decoder, v_queue);
+ gst_element_link (v_queue, videosink);
+ gst_bin_add (GST_BIN (video_bin), v_decoder);
+ gst_bin_add (GST_BIN (video_bin), v_queue);
+ gst_bin_add (GST_BIN (video_bin), videosink);
+
+ gst_element_set_state (video_bin, GST_STATE_PAUSED);
+
+ setup_dynamic_link (demux, "video_00", gst_element_get_static_pad (v_decoder,
+ "sink"), video_bin);
+
+ seekable = gst_element_get_static_pad (v_queue, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (v_decoder,
+ "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_mpeg_pipeline (const gchar * location)
+{
+ GstElement *pipeline, *audio_bin, *video_bin;
+ GstElement *src, *demux, *a_decoder, *v_decoder, *v_filter;
+ GstElement *audiosink, *videosink;
+ GstElement *a_queue, *v_queue;
+ GstPad *seekable;
+ GstPad *pad;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ //demux = gst_element_factory_make_or_warn ("mpegdemux", "demux");
+ demux = gst_element_factory_make_or_warn ("flupsdemux", "demux");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_element_link (src, demux);
+
+ audio_bin = gst_bin_new ("a_decoder_bin");
+ a_decoder = gst_element_factory_make_or_warn ("mad", "a_dec");
+ a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
+ gst_bin_add (GST_BIN (audio_bin), a_decoder);
+ gst_bin_add (GST_BIN (audio_bin), a_queue);
+ gst_bin_add (GST_BIN (audio_bin), audiosink);
+
+ gst_element_link (a_decoder, a_queue);
+ gst_element_link (a_queue, audiosink);
+
+ gst_bin_add (GST_BIN (pipeline), audio_bin);
+
+ pad = gst_element_get_static_pad (a_decoder, "sink");
+ gst_element_add_pad (audio_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, "audio_c0", gst_element_get_static_pad (audio_bin,
+ "sink"), NULL);
+
+ video_bin = gst_bin_new ("v_decoder_bin");
+ v_decoder = gst_element_factory_make_or_warn ("mpeg2dec", "v_dec");
+ v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
+ v_filter = gst_element_factory_make_or_warn ("ffmpegcolorspace", "v_filter");
+ videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
+
+ gst_bin_add (GST_BIN (video_bin), v_decoder);
+ gst_bin_add (GST_BIN (video_bin), v_queue);
+ gst_bin_add (GST_BIN (video_bin), v_filter);
+ gst_bin_add (GST_BIN (video_bin), videosink);
+
+ gst_element_link (v_decoder, v_queue);
+ gst_element_link (v_queue, v_filter);
+ gst_element_link (v_filter, videosink);
+
+ gst_bin_add (GST_BIN (pipeline), video_bin);
+
+ pad = gst_element_get_static_pad (v_decoder, "sink");
+ gst_element_add_pad (video_bin, gst_ghost_pad_new ("sink", pad));
+ gst_object_unref (pad);
+
+ setup_dynamic_link (demux, "video_e0", gst_element_get_static_pad (video_bin,
+ "sink"), NULL);
+
+ seekable = gst_element_get_static_pad (v_filter, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (v_decoder,
+ "sink"));
+
+ return pipeline;
+}
+
+static GstElement *
+make_mpegnt_pipeline (const gchar * location)
+{
+ GstElement *pipeline, *audio_bin, *video_bin;
+ GstElement *src, *demux, *a_decoder, *v_decoder, *v_filter;
+ GstElement *audiosink, *videosink;
+ GstElement *a_queue;
+ GstPad *seekable;
+
+ pipeline = gst_pipeline_new ("app");
+
+ src = gst_element_factory_make_or_warn (SOURCE, "src");
+ g_object_set (G_OBJECT (src), "location", location, NULL);
+
+ demux = gst_element_factory_make_or_warn ("mpegdemux", "demux");
+ //g_object_set (G_OBJECT (demux), "sync", TRUE, NULL);
+
+ seekable_elements = g_list_prepend (seekable_elements, demux);
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+ gst_element_link (src, demux);
+
+ audio_bin = gst_bin_new ("a_decoder_bin");
+ a_decoder = gst_element_factory_make_or_warn ("mad", "a_dec");
+ a_queue = gst_element_factory_make_or_warn ("queue", "a_queue");
+ audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
+ //g_object_set (G_OBJECT (audiosink), "fragment", 0x00180008, NULL);
+ g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
+ gst_element_link (a_decoder, a_queue);
+ gst_element_link (a_queue, audiosink);
+ gst_bin_add (GST_BIN (audio_bin), a_decoder);
+ gst_bin_add (GST_BIN (audio_bin), a_queue);
+ gst_bin_add (GST_BIN (audio_bin), audiosink);
+
+ setup_dynamic_link (demux, "audio_00", gst_element_get_static_pad (a_decoder,
+ "sink"), audio_bin);
+
+ seekable = gst_element_get_static_pad (a_queue, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (a_decoder,
+ "sink"));
+
+ video_bin = gst_bin_new ("v_decoder_bin");
+ v_decoder = gst_element_factory_make_or_warn ("mpeg2dec", "v_dec");
+ v_filter = gst_element_factory_make_or_warn ("ffmpegcolorspace", "v_filter");
+ videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
+ gst_element_link_many (v_decoder, v_filter, videosink, NULL);
+
+ gst_bin_add_many (GST_BIN (video_bin), v_decoder, v_filter, videosink, NULL);
+
+ setup_dynamic_link (demux, "video_00", gst_element_get_static_pad (v_decoder,
+ "sink"), video_bin);
+
+ seekable = gst_element_get_static_pad (v_decoder, "src");
+ seekable_pads = g_list_prepend (seekable_pads, seekable);
+ rate_pads = g_list_prepend (rate_pads, seekable);
+ rate_pads =
+ g_list_prepend (rate_pads, gst_element_get_static_pad (v_decoder,
+ "sink"));
+
+ return pipeline;
+}
+
+static void
+playerbin_set_uri (GstElement * player, const gchar * location)
+{
+ gchar *uri;
+
+ /* Add "file://" prefix for convenience */
+ if (g_str_has_prefix (location, "/")) {
+ uri = g_strconcat ("file://", location, NULL);
+ g_object_set (G_OBJECT (player), "uri", uri, NULL);
+ g_free (uri);
+ } else {
+ g_object_set (G_OBJECT (player), "uri", location, NULL);
+ }
+}
+
+static GstElement *
+construct_playerbin (const gchar * name, const gchar * location)
+{
+ GstElement *player;
+
+ player = gst_element_factory_make (name, "player");
+ g_assert (player);
+
+ playerbin_set_uri (player, location);
+
+ seekable_elements = g_list_prepend (seekable_elements, player);
+
+ /* force element seeking on this pipeline */
+ elem_seek = TRUE;
+
+ return player;
+}
+
+static GstElement *
+make_playerbin_pipeline (const gchar * location)
+{
+ return construct_playerbin ("playbin", location);
+}
+
+static GstElement *
+make_playerbin2_pipeline (const gchar * location)
+{
+ GstElement *pipeline = construct_playerbin ("playbin2", location);
+
+ /* FIXME: this is not triggered, playbin2 is not forwarding it from the sink */
+ g_signal_connect (pipeline, "notify::volume", G_CALLBACK (volume_notify_cb),
+ NULL);
+ return pipeline;
+}
+
+#ifndef GST_DISABLE_PARSE
+static GstElement *
+make_parselaunch_pipeline (const gchar * description)
+{
+ GstElement *pipeline;
+ GError *error = NULL;
+
+ pipeline = gst_parse_launch (description, &error);
+
+ seekable_elements = g_list_prepend (seekable_elements, pipeline);
+
+ elem_seek = TRUE;
+
+ return pipeline;
+}
+#endif
+
+typedef struct
+{
+ const gchar *name;
+ GstElement *(*func) (const gchar * location);
+}
+Pipeline;
+
+static Pipeline pipelines[] = {
+ {"mp3", make_mp3_pipeline},
+ {"avi", make_avi_pipeline},
+ {"mpeg1", make_mpeg_pipeline},
+ {"mpegparse", make_parse_pipeline},
+ {"vorbis", make_vorbis_pipeline},
+ {"theora", make_theora_pipeline},
+ {"ogg/v/t", make_vorbis_theora_pipeline},
+ {"avi/msmpeg4v3/mp3", make_avi_msmpeg4v3_mp3_pipeline},
+ {"sid", make_sid_pipeline},
+ {"flac", make_flac_pipeline},
+ {"wav", make_wav_pipeline},
+ {"mod", make_mod_pipeline},
+ {"dv", make_dv_pipeline},
+ {"mpeg1nothreads", make_mpegnt_pipeline},
+ {"playerbin", make_playerbin_pipeline},
+#ifndef GST_DISABLE_PARSE
+ {"parse-launch", make_parselaunch_pipeline},
+#endif
+ {"playerbin2", make_playerbin2_pipeline},
+ {NULL, NULL},
+};
+
+#define NUM_TYPES ((sizeof (pipelines) / sizeof (Pipeline)) - 1)
+
+/* ui callbacks and helpers */
+
+static gchar *
+format_value (GtkScale * scale, gdouble value)
+{
+ gint64 real;
+ gint64 seconds;
+ gint64 subseconds;
+
+ real = value * duration / N_GRAD;
+ seconds = (gint64) real / GST_SECOND;
+ subseconds = (gint64) real / (GST_SECOND / N_GRAD);
+
+ return g_strdup_printf ("%02" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ":%02"
+ G_GINT64_FORMAT, seconds / 60, seconds % 60, subseconds % 100);
+}
+
+
+static gchar *
+shuttle_format_value (GtkScale * scale, gdouble value)
+{
+ return g_strdup_printf ("%0.*g", gtk_scale_get_digits (scale), value);
+}
+
+typedef struct
+{
+ const gchar *name;
+ const GstFormat format;
+}
+seek_format;
+
+static seek_format seek_formats[] = {
+ {"tim", GST_FORMAT_TIME},
+ {"byt", GST_FORMAT_BYTES},
+ {"buf", GST_FORMAT_BUFFERS},
+ {"def", GST_FORMAT_DEFAULT},
+ {NULL, 0},
+};
+
+G_GNUC_UNUSED static void
+query_rates (void)
+{
+ GList *walk = rate_pads;
+
+ while (walk) {
+ GstPad *pad = GST_PAD (walk->data);
+ gint i = 0;
+
+ g_print ("rate/sec %8.8s: ", GST_PAD_NAME (pad));
+ while (seek_formats[i].name) {
+ gint64 value;
+ GstFormat format;
+
+ format = seek_formats[i].format;
+
+ if (gst_pad_query_convert (pad, GST_FORMAT_TIME, GST_SECOND, &format,
+ &value)) {
+ g_print ("%s %13" G_GINT64_FORMAT " | ", seek_formats[i].name, value);
+ } else {
+ g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
+ }
+
+ i++;
+ }
+ g_print (" %s:%s\n", GST_DEBUG_PAD_NAME (pad));
+
+ walk = g_list_next (walk);
+ }
+}
+
+G_GNUC_UNUSED static void
+query_positions_elems (void)
+{
+ GList *walk = seekable_elements;
+
+ while (walk) {
+ GstElement *element = GST_ELEMENT (walk->data);
+ gint i = 0;
+
+ g_print ("positions %8.8s: ", GST_ELEMENT_NAME (element));
+ while (seek_formats[i].name) {
+ gint64 position, total;
+ GstFormat format;
+
+ format = seek_formats[i].format;
+
+ if (gst_element_query_position (element, &format, &position) &&
+ gst_element_query_duration (element, &format, &total)) {
+ g_print ("%s %13" G_GINT64_FORMAT " / %13" G_GINT64_FORMAT " | ",
+ seek_formats[i].name, position, total);
+ } else {
+ g_print ("%s %13.13s / %13.13s | ", seek_formats[i].name, "*NA*",
+ "*NA*");
+ }
+ i++;
+ }
+ g_print (" %s\n", GST_ELEMENT_NAME (element));
+
+ walk = g_list_next (walk);
+ }
+}
+
+G_GNUC_UNUSED static void
+query_positions_pads (void)
+{
+ GList *walk = seekable_pads;
+
+ while (walk) {
+ GstPad *pad = GST_PAD (walk->data);
+ gint i = 0;
+
+ g_print ("positions %8.8s: ", GST_PAD_NAME (pad));
+ while (seek_formats[i].name) {
+ GstFormat format;
+ gint64 position, total;
+
+ format = seek_formats[i].format;
+
+ if (gst_pad_query_position (pad, &format, &position) &&
+ gst_pad_query_duration (pad, &format, &total)) {
+ g_print ("%s %13" G_GINT64_FORMAT " / %13" G_GINT64_FORMAT " | ",
+ seek_formats[i].name, position, total);
+ } else {
+ g_print ("%s %13.13s / %13.13s | ", seek_formats[i].name, "*NA*",
+ "*NA*");
+ }
+
+ i++;
+ }
+ g_print (" %s:%s\n", GST_DEBUG_PAD_NAME (pad));
+
+ walk = g_list_next (walk);
+ }
+}
+
+static gboolean start_seek (GtkWidget * widget, GdkEventButton * event,
+ gpointer user_data);
+static gboolean stop_seek (GtkWidget * widget, GdkEventButton * event,
+ gpointer user_data);
+static void seek_cb (GtkWidget * widget);
+
+static void
+set_scale (gdouble value)
+{
+ g_signal_handlers_block_by_func (hscale, (void *) start_seek,
+ (void *) pipeline);
+ g_signal_handlers_block_by_func (hscale, (void *) stop_seek,
+ (void *) pipeline);
+ g_signal_handlers_block_by_func (hscale, (void *) seek_cb, (void *) pipeline);
+ gtk_adjustment_set_value (adjustment, value);
+ g_signal_handlers_unblock_by_func (hscale, (void *) start_seek,
+ (void *) pipeline);
+ g_signal_handlers_unblock_by_func (hscale, (void *) stop_seek,
+ (void *) pipeline);
+ g_signal_handlers_unblock_by_func (hscale, (void *) seek_cb,
+ (void *) pipeline);
+ gtk_widget_queue_draw (hscale);
+}
+
+static gboolean
+update_fill (gpointer data)
+{
+ if (elem_seek) {
+ if (seekable_elements) {
+ GstElement *element = GST_ELEMENT (seekable_elements->data);
+ GstQuery *query;
+
+ query = gst_query_new_buffering (GST_FORMAT_PERCENT);
+ if (gst_element_query (element, query)) {
+ gint64 start, stop, buffering_total;
+ GstFormat format;
+ gdouble fill;
+ gboolean busy;
+ gint percent;
+ GstBufferingMode mode;
+ gint avg_in, avg_out;
+ gint64 buffering_left;
+
+ gst_query_parse_buffering_percent (query, &busy, &percent);
+ gst_query_parse_buffering_range (query, &format, &start, &stop,
+ &buffering_total);
+ gst_query_parse_buffering_stats (query, &mode, &avg_in, &avg_out,
+ &buffering_left);
+
+ /* note that we could start the playback when buffering_left < remaining
+ * playback time */
+ GST_DEBUG ("buffering total %" G_GINT64_FORMAT " ms, left %"
+ G_GINT64_FORMAT " ms", buffering_total, buffering_left);
+ GST_DEBUG ("start %" G_GINT64_FORMAT ", stop %" G_GINT64_FORMAT,
+ start, stop);
+
+ if (stop != -1)
+ fill = N_GRAD * stop / GST_FORMAT_PERCENT_MAX;
+ else
+ fill = N_GRAD;
+
+ gtk_range_set_fill_level (GTK_RANGE (hscale), fill);
+ }
+ gst_query_unref (query);
+ }
+ }
+ return TRUE;
+}
+
+static gboolean
+update_scale (gpointer data)
+{
+ GstFormat format = GST_FORMAT_TIME;
+
+ //position = 0;
+ //duration = 0;
+
+ if (elem_seek) {
+ if (seekable_elements) {
+ GstElement *element = GST_ELEMENT (seekable_elements->data);
+
+ gst_element_query_position (element, &format, &position);
+ gst_element_query_duration (element, &format, &duration);
+ }
+ } else {
+ if (seekable_pads) {
+ GstPad *pad = GST_PAD (seekable_pads->data);
+
+ gst_pad_query_position (pad, &format, &position);
+ gst_pad_query_duration (pad, &format, &duration);
+ }
+ }
+
+ if (stats) {
+ if (elem_seek) {
+ query_positions_elems ();
+ } else {
+ query_positions_pads ();
+ }
+ query_rates ();
+ }
+
+ if (position >= duration)
+ duration = position;
+
+ if (duration > 0) {
+ set_scale (position * N_GRAD / duration);
+ }
+
+ /* FIXME: see make_playerbin2_pipeline() and volume_notify_cb() */
+ if (pipeline_type == 16) {
+ g_object_notify (G_OBJECT (pipeline), "volume");
+ }
+
+ return TRUE;
+}
+
+static void do_seek (GtkWidget * widget);
+static void connect_bus_signals (GstElement * pipeline);
+static void set_update_scale (gboolean active);
+static void set_update_fill (gboolean active);
+
+static gboolean
+end_scrub (GtkWidget * widget)
+{
+ GST_DEBUG ("end scrub, PAUSE");
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ seek_timeout_id = 0;
+
+ return FALSE;
+}
+
+static gboolean
+send_event (GstEvent * event)
+{
+ gboolean res = FALSE;
+
+ if (!elem_seek) {
+ GList *walk = seekable_pads;
+
+ while (walk) {
+ GstPad *seekable = GST_PAD (walk->data);
+
+ GST_DEBUG ("send event on pad %s:%s", GST_DEBUG_PAD_NAME (seekable));
+
+ gst_event_ref (event);
+ res = gst_pad_send_event (seekable, event);
+
+ walk = g_list_next (walk);
+ }
+ } else {
+ GList *walk = seekable_elements;
+
+ while (walk) {
+ GstElement *seekable = GST_ELEMENT (walk->data);
+
+ GST_DEBUG ("send event on element %s", GST_ELEMENT_NAME (seekable));
+
+ gst_event_ref (event);
+ res = gst_element_send_event (seekable, event);
+
+ walk = g_list_next (walk);
+ }
+ }
+ gst_event_unref (event);
+ return res;
+}
+
+static void
+do_seek (GtkWidget * widget)
+{
+ gint64 real;
+ gboolean res = FALSE;
+ GstEvent *s_event;
+ GstSeekFlags flags;
+
+ real = gtk_range_get_value (GTK_RANGE (widget)) * duration / N_GRAD;
+
+ GST_DEBUG ("value=%f, real=%" G_GINT64_FORMAT,
+ gtk_range_get_value (GTK_RANGE (widget)), real);
+
+ flags = 0;
+ if (flush_seek)
+ flags |= GST_SEEK_FLAG_FLUSH;
+ if (accurate_seek)
+ flags |= GST_SEEK_FLAG_ACCURATE;
+ if (keyframe_seek)
+ flags |= GST_SEEK_FLAG_KEY_UNIT;
+ if (loop_seek)
+ flags |= GST_SEEK_FLAG_SEGMENT;
+ if (skip_seek)
+ flags |= GST_SEEK_FLAG_SKIP;
+
+ if (rate >= 0) {
+ s_event = gst_event_new_seek (rate,
+ GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, real, GST_SEEK_TYPE_SET,
+ GST_CLOCK_TIME_NONE);
+ GST_DEBUG ("seek with rate %lf to %" GST_TIME_FORMAT " / %" GST_TIME_FORMAT,
+ rate, GST_TIME_ARGS (real), GST_TIME_ARGS (duration));
+ } else {
+ s_event = gst_event_new_seek (rate,
+ GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
+ GST_SEEK_TYPE_SET, real);
+ GST_DEBUG ("seek with rate %lf to %" GST_TIME_FORMAT " / %" GST_TIME_FORMAT,
+ rate, GST_TIME_ARGS (0), GST_TIME_ARGS (real));
+ }
+
+ res = send_event (s_event);
+
+ if (res) {
+ if (flush_seek) {
+ gst_element_get_state (GST_ELEMENT (pipeline), NULL, NULL, SEEK_TIMEOUT);
+ } else {
+ set_update_scale (TRUE);
+ }
+ } else {
+ g_print ("seek failed\n");
+ set_update_scale (TRUE);
+ }
+}
+
+static void
+seek_cb (GtkWidget * widget)
+{
+ /* If the timer hasn't expired yet, then the pipeline is running */
+ if (play_scrub && seek_timeout_id != 0) {
+ GST_DEBUG ("do scrub seek, PAUSED");
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ }
+
+ GST_DEBUG ("do seek");
+ do_seek (widget);
+
+ if (play_scrub) {
+ GST_DEBUG ("do scrub seek, PLAYING");
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+ if (seek_timeout_id == 0) {
+ seek_timeout_id =
+ g_timeout_add (SCRUB_TIME, (GSourceFunc) end_scrub, widget);
+ }
+ }
+}
+
+static void
+set_update_fill (gboolean active)
+{
+ GST_DEBUG ("fill scale is %d", active);
+
+ if (active) {
+ if (fill_id == 0) {
+ fill_id =
+ g_timeout_add (FILL_INTERVAL, (GSourceFunc) update_fill, pipeline);
+ }
+ } else {
+ if (fill_id) {
+ g_source_remove (fill_id);
+ fill_id = 0;
+ }
+ }
+}
+
+static void
+set_update_scale (gboolean active)
+{
+
+ GST_DEBUG ("update scale is %d", active);
+
+ if (active) {
+ if (update_id == 0) {
+ update_id =
+ g_timeout_add (UPDATE_INTERVAL, (GSourceFunc) update_scale, pipeline);
+ }
+ } else {
+ if (update_id) {
+ g_source_remove (update_id);
+ update_id = 0;
+ }
+ }
+}
+
+static gboolean
+start_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
+{
+ if (event->type != GDK_BUTTON_PRESS)
+ return FALSE;
+
+ set_update_scale (FALSE);
+
+ if (state == GST_STATE_PLAYING && flush_seek && scrub) {
+ GST_DEBUG ("start scrub seek, PAUSE");
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ }
+
+ if (changed_id == 0 && flush_seek && scrub) {
+ changed_id =
+ g_signal_connect (hscale, "value_changed", G_CALLBACK (seek_cb),
+ pipeline);
+ }
+
+ return FALSE;
+}
+
+static gboolean
+stop_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
+{
+ if (changed_id) {
+ g_signal_handler_disconnect (hscale, changed_id);
+ changed_id = 0;
+ }
+
+ if (!flush_seek || !scrub) {
+ GST_DEBUG ("do final seek");
+ do_seek (widget);
+ }
+
+ if (seek_timeout_id != 0) {
+ g_source_remove (seek_timeout_id);
+ seek_timeout_id = 0;
+ /* Still scrubbing, so the pipeline is playing, see if we need PAUSED
+ * instead. */
+ if (state == GST_STATE_PAUSED) {
+ GST_DEBUG ("stop scrub seek, PAUSED");
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ }
+ } else {
+ if (state == GST_STATE_PLAYING) {
+ GST_DEBUG ("stop scrub seek, PLAYING");
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+ }
+ }
+
+ return FALSE;
+}
+
+static void
+play_cb (GtkButton * button, gpointer data)
+{
+ GstStateChangeReturn ret;
+
+ if (state != GST_STATE_PLAYING) {
+ g_print ("PLAY pipeline\n");
+ gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
+
+ ret = gst_element_set_state (pipeline, GST_STATE_PLAYING);
+ switch (ret) {
+ case GST_STATE_CHANGE_FAILURE:
+ goto failed;
+ case GST_STATE_CHANGE_NO_PREROLL:
+ is_live = TRUE;
+ break;
+ default:
+ break;
+ }
+ state = GST_STATE_PLAYING;
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Playing");
+ }
+
+ return;
+
+failed:
+ {
+ g_print ("PLAY failed\n");
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Play failed");
+ }
+}
+
+static void
+pause_cb (GtkButton * button, gpointer data)
+{
+ g_static_mutex_lock (&state_mutex);
+ if (state != GST_STATE_PAUSED) {
+ GstStateChangeReturn ret;
+
+ gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
+ g_print ("PAUSE pipeline\n");
+ ret = gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ switch (ret) {
+ case GST_STATE_CHANGE_FAILURE:
+ goto failed;
+ case GST_STATE_CHANGE_NO_PREROLL:
+ is_live = TRUE;
+ break;
+ default:
+ break;
+ }
+
+ state = GST_STATE_PAUSED;
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Paused");
+ }
+ g_static_mutex_unlock (&state_mutex);
+
+ return;
+
+failed:
+ {
+ g_static_mutex_unlock (&state_mutex);
+ g_print ("PAUSE failed\n");
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Pause failed");
+ }
+}
+
+static void
+stop_cb (GtkButton * button, gpointer data)
+{
+ if (state != STOP_STATE) {
+ GstStateChangeReturn ret;
+
+ g_print ("READY pipeline\n");
+ gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
+
+ g_static_mutex_lock (&state_mutex);
+ ret = gst_element_set_state (pipeline, STOP_STATE);
+ if (ret == GST_STATE_CHANGE_FAILURE)
+ goto failed;
+
+ state = STOP_STATE;
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Stopped");
+
+ is_live = FALSE;
+ buffering = FALSE;
+ set_update_scale (FALSE);
+ set_scale (0.0);
+ set_update_fill (FALSE);
+
+ if (pipeline_type == 16)
+ clear_streams (pipeline);
+ g_static_mutex_unlock (&state_mutex);
+
+#if 0
+ /* if one uses parse_launch, play, stop and play again it fails as all the
+ * pads after the demuxer can't be reconnected
+ */
+ if (!strcmp (pipelines[pipeline_type].name, "parse-launch")) {
+ gst_element_set_state (pipeline, GST_STATE_NULL);
+ gst_object_unref (pipeline);
+
+ g_list_free (seekable_elements);
+ seekable_elements = NULL;
+ g_list_free (seekable_pads);
+ seekable_pads = NULL;
+ g_list_free (rate_pads);
+ rate_pads = NULL;
+
+ pipeline = pipelines[pipeline_type].func (pipeline_spec);
+ g_assert (pipeline);
+ gst_element_set_state (pipeline, STOP_STATE);
+ connect_bus_signals (pipeline);
+ }
+#endif
+ }
+ return;
+
+failed:
+ {
+ g_static_mutex_unlock (&state_mutex);
+ g_print ("STOP failed\n");
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Stop failed");
+ }
+}
+
+static void
+accurate_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ accurate_seek = gtk_toggle_button_get_active (button);
+}
+
+static void
+key_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ keyframe_seek = gtk_toggle_button_get_active (button);
+}
+
+static void
+loop_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ loop_seek = gtk_toggle_button_get_active (button);
+ if (state == GST_STATE_PLAYING) {
+ do_seek (hscale);
+ }
+}
+
+static void
+flush_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ flush_seek = gtk_toggle_button_get_active (button);
+}
+
+static void
+scrub_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ scrub = gtk_toggle_button_get_active (button);
+}
+
+static void
+play_scrub_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ play_scrub = gtk_toggle_button_get_active (button);
+}
+
+static void
+skip_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ skip_seek = gtk_toggle_button_get_active (button);
+ if (state == GST_STATE_PLAYING) {
+ do_seek (hscale);
+ }
+}
+
+static void
+rate_spinbutton_changed_cb (GtkSpinButton * button, GstPipeline * pipeline)
+{
+ gboolean res = FALSE;
+ GstEvent *s_event;
+ GstSeekFlags flags;
+
+ rate = gtk_spin_button_get_value (button);
+
+ GST_DEBUG ("rate changed to %lf", rate);
+
+ flags = 0;
+ if (flush_seek)
+ flags |= GST_SEEK_FLAG_FLUSH;
+ if (loop_seek)
+ flags |= GST_SEEK_FLAG_SEGMENT;
+ if (accurate_seek)
+ flags |= GST_SEEK_FLAG_ACCURATE;
+ if (keyframe_seek)
+ flags |= GST_SEEK_FLAG_KEY_UNIT;
+ if (skip_seek)
+ flags |= GST_SEEK_FLAG_SKIP;
+
+ if (rate >= 0.0) {
+ s_event = gst_event_new_seek (rate,
+ GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, position,
+ GST_SEEK_TYPE_SET, GST_CLOCK_TIME_NONE);
+ } else {
+ s_event = gst_event_new_seek (rate,
+ GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
+ GST_SEEK_TYPE_SET, position);
+ }
+
+ res = send_event (s_event);
+
+ if (res) {
+ if (flush_seek) {
+ gst_element_get_state (GST_ELEMENT (pipeline), NULL, NULL, SEEK_TIMEOUT);
+ }
+ } else
+ g_print ("seek failed\n");
+}
+
+static void
+update_flag (GstPipeline * pipeline, gint num, gboolean state)
+{
+ gint flags;
+
+ g_object_get (pipeline, "flags", &flags, NULL);
+ if (state)
+ flags |= (1 << num);
+ else
+ flags &= ~(1 << num);
+ g_object_set (pipeline, "flags", flags, NULL);
+}
+
+static void
+vis_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ gboolean state;
+
+ state = gtk_toggle_button_get_active (button);
+ update_flag (pipeline, 3, state);
+ gtk_widget_set_sensitive (vis_combo, state);
+}
+
+static void
+audio_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ gboolean state;
+
+ state = gtk_toggle_button_get_active (button);
+ update_flag (pipeline, 1, state);
+ gtk_widget_set_sensitive (audio_combo, state);
+}
+
+static void
+video_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ gboolean state;
+
+ state = gtk_toggle_button_get_active (button);
+ update_flag (pipeline, 0, state);
+ gtk_widget_set_sensitive (video_combo, state);
+}
+
+static void
+text_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ gboolean state;
+
+ state = gtk_toggle_button_get_active (button);
+ update_flag (pipeline, 2, state);
+ gtk_widget_set_sensitive (text_combo, state);
+}
+
+static void
+mute_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ gboolean mute;
+
+ mute = gtk_toggle_button_get_active (button);
+ g_object_set (pipeline, "mute", mute, NULL);
+}
+
+static void
+download_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ gboolean state;
+
+ state = gtk_toggle_button_get_active (button);
+ update_flag (pipeline, 7, state);
+}
+
+static void
+buffer_toggle_cb (GtkToggleButton * button, GstPipeline * pipeline)
+{
+ gboolean state;
+
+ state = gtk_toggle_button_get_active (button);
+ update_flag (pipeline, 8, state);
+}
+
+static void
+clear_streams (GstElement * pipeline)
+{
+ gint i;
+
+ /* remove previous info */
+ for (i = 0; i < n_video; i++)
+ gtk_combo_box_text_remove (GTK_COMBO_BOX_TEXT (video_combo), 0);
+ for (i = 0; i < n_audio; i++)
+ gtk_combo_box_text_remove (GTK_COMBO_BOX_TEXT (audio_combo), 0);
+ for (i = 0; i < n_text; i++)
+ gtk_combo_box_text_remove (GTK_COMBO_BOX_TEXT (text_combo), 0);
+
+ n_audio = n_video = n_text = 0;
+ gtk_widget_set_sensitive (video_combo, FALSE);
+ gtk_widget_set_sensitive (audio_combo, FALSE);
+ gtk_widget_set_sensitive (text_combo, FALSE);
+
+ need_streams = TRUE;
+}
+
+static void
+update_streams (GstPipeline * pipeline)
+{
+ gint i;
+
+ if (pipeline_type == 16 && need_streams) {
+ GstTagList *tags;
+ gchar *name, *str;
+ gint active_idx;
+ gboolean state;
+
+ /* remove previous info */
+ clear_streams (GST_ELEMENT_CAST (pipeline));
+
+ /* here we get and update the different streams detected by playbin2 */
+ g_object_get (pipeline, "n-video", &n_video, NULL);
+ g_object_get (pipeline, "n-audio", &n_audio, NULL);
+ g_object_get (pipeline, "n-text", &n_text, NULL);
+
+ g_print ("video %d, audio %d, text %d\n", n_video, n_audio, n_text);
+
+ active_idx = 0;
+ for (i = 0; i < n_video; i++) {
+ g_signal_emit_by_name (pipeline, "get-video-tags", i, &tags);
+ if (tags) {
+ str = gst_structure_to_string ((GstStructure *) tags);
+ g_print ("video %d: %s\n", i, str);
+ g_free (str);
+ }
+ /* find good name for the label */
+ name = g_strdup_printf ("video %d", i + 1);
+ gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (video_combo), name);
+ g_free (name);
+ }
+ state = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (video_checkbox));
+ gtk_widget_set_sensitive (video_combo, state && n_video > 0);
+ gtk_combo_box_set_active (GTK_COMBO_BOX (video_combo), active_idx);
+
+ active_idx = 0;
+ for (i = 0; i < n_audio; i++) {
+ g_signal_emit_by_name (pipeline, "get-audio-tags", i, &tags);
+ if (tags) {
+ str = gst_structure_to_string ((GstStructure *) tags);
+ g_print ("audio %d: %s\n", i, str);
+ g_free (str);
+ }
+ /* find good name for the label */
+ name = g_strdup_printf ("audio %d", i + 1);
+ gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (audio_combo), name);
+ g_free (name);
+ }
+ state = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (audio_checkbox));
+ gtk_widget_set_sensitive (audio_combo, state && n_audio > 0);
+ gtk_combo_box_set_active (GTK_COMBO_BOX (audio_combo), active_idx);
+
+ active_idx = 0;
+ for (i = 0; i < n_text; i++) {
+ g_signal_emit_by_name (pipeline, "get-text-tags", i, &tags);
+
+ name = NULL;
+ if (tags) {
+ const GValue *value;
+
+ str = gst_structure_to_string ((GstStructure *) tags);
+ g_print ("text %d: %s\n", i, str);
+ g_free (str);
+
+ /* get the language code if we can */
+ value = gst_tag_list_get_value_index (tags, GST_TAG_LANGUAGE_CODE, 0);
+ if (value && G_VALUE_HOLDS_STRING (value)) {
+ name = g_strdup_printf ("text %s", g_value_get_string (value));
+ }
+ }
+ /* find good name for the label if we didn't use a tag */
+ if (name == NULL)
+ name = g_strdup_printf ("text %d", i + 1);
+
+ gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (text_combo), name);
+ g_free (name);
+ }
+ state = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (text_checkbox));
+ gtk_widget_set_sensitive (text_combo, state && n_text > 0);
+ gtk_combo_box_set_active (GTK_COMBO_BOX (text_combo), active_idx);
+
+ need_streams = FALSE;
+ }
+}
+
+static void
+video_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
+{
+ gint active;
+
+ active = gtk_combo_box_get_active (combo);
+
+ g_print ("setting current video track %d\n", active);
+ g_object_set (pipeline, "current-video", active, NULL);
+}
+
+static void
+audio_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
+{
+ gint active;
+
+ active = gtk_combo_box_get_active (combo);
+
+ g_print ("setting current audio track %d\n", active);
+ g_object_set (pipeline, "current-audio", active, NULL);
+}
+
+static void
+text_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
+{
+ gint active;
+
+ active = gtk_combo_box_get_active (combo);
+
+ g_print ("setting current text track %d\n", active);
+ g_object_set (pipeline, "current-text", active, NULL);
+}
+
+static gboolean
+filter_features (GstPluginFeature * feature, gpointer data)
+{
+ GstElementFactory *f;
+
+ if (!GST_IS_ELEMENT_FACTORY (feature))
+ return FALSE;
+ f = GST_ELEMENT_FACTORY (feature);
+ if (!g_strrstr (gst_element_factory_get_klass (f), "Visualization"))
+ return FALSE;
+
+ return TRUE;
+}
+
+static void
+init_visualization_features (void)
+{
+ GList *list, *walk;
+
+ vis_entries = g_array_new (FALSE, FALSE, sizeof (VisEntry));
+
+ list = gst_registry_feature_filter (gst_registry_get_default (),
+ filter_features, FALSE, NULL);
+
+ for (walk = list; walk; walk = g_list_next (walk)) {
+ VisEntry entry;
+ const gchar *name;
+
+ entry.factory = GST_ELEMENT_FACTORY (walk->data);
+ name = gst_element_factory_get_longname (entry.factory);
+
+ g_array_append_val (vis_entries, entry);
+ gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (vis_combo), name);
+ }
+ gtk_combo_box_set_active (GTK_COMBO_BOX (vis_combo), 0);
+}
+
+static void
+vis_combo_cb (GtkComboBox * combo, GstPipeline * pipeline)
+{
+ guint index;
+ VisEntry *entry;
+ GstElement *element;
+
+ /* get the selected index and get the factory for this index */
+ index = gtk_combo_box_get_active (GTK_COMBO_BOX (vis_combo));
+ if (vis_entries->len > 0) {
+ entry = &g_array_index (vis_entries, VisEntry, index);
+
+ /* create an instance of the element from the factory */
+ element = gst_element_factory_create (entry->factory, NULL);
+ if (!element)
+ return;
+
+ /* set vis plugin for playbin2 */
+ g_object_set (pipeline, "vis-plugin", element, NULL);
+ }
+}
+
+static void
+volume_spinbutton_changed_cb (GtkSpinButton * button, GstPipeline * pipeline)
+{
+ gdouble volume;
+
+ volume = gtk_spin_button_get_value (button);
+
+ g_object_set (pipeline, "volume", volume, NULL);
+}
+
+static void
+volume_notify_cb (GstElement * pipeline, GParamSpec * arg, gpointer user_dat)
+{
+ gdouble cur_volume, new_volume;
+
+ g_object_get (pipeline, "volume", &new_volume, NULL);
+ cur_volume = gtk_spin_button_get_value (GTK_SPIN_BUTTON (volume_spinbutton));
+ if (fabs (cur_volume - new_volume) > 0.001) {
+ g_signal_handlers_block_by_func (volume_spinbutton,
+ volume_spinbutton_changed_cb, pipeline);
+ gtk_spin_button_set_value (GTK_SPIN_BUTTON (volume_spinbutton), new_volume);
+ g_signal_handlers_unblock_by_func (volume_spinbutton,
+ volume_spinbutton_changed_cb, pipeline);
+ }
+}
+
+static void
+shot_cb (GtkButton * button, gpointer data)
+{
+ GstBuffer *buffer;
+ GstCaps *caps;
+
+ /* convert to our desired format (RGB24) */
+ caps = gst_caps_new_simple ("video/x-raw-rgb",
+ "bpp", G_TYPE_INT, 24, "depth", G_TYPE_INT, 24,
+ /* Note: we don't ask for a specific width/height here, so that
+ * videoscale can adjust dimensions from a non-1/1 pixel aspect
+ * ratio to a 1/1 pixel-aspect-ratio */
+ "pixel-aspect-ratio", GST_TYPE_FRACTION, 1, 1,
+ "endianness", G_TYPE_INT, G_BIG_ENDIAN,
+ "red_mask", G_TYPE_INT, 0xff0000,
+ "green_mask", G_TYPE_INT, 0x00ff00,
+ "blue_mask", G_TYPE_INT, 0x0000ff, NULL);
+
+ /* convert the latest frame to the requested format */
+ g_signal_emit_by_name (pipeline, "convert-frame", caps, &buffer);
+ gst_caps_unref (caps);
+
+ if (buffer) {
+ GstCaps *caps;
+ GstStructure *s;
+ gboolean res;
+ gint width, height;
+ GdkPixbuf *pixbuf;
+ GError *error = NULL;
+
+ /* get the snapshot buffer format now. We set the caps on the appsink so
+ * that it can only be an rgb buffer. The only thing we have not specified
+ * on the caps is the height, which is dependant on the pixel-aspect-ratio
+ * of the source material */
+ caps = GST_BUFFER_CAPS (buffer);
+ if (!caps) {
+ g_warning ("could not get snapshot format\n");
+ goto done;
+ }
+ s = gst_caps_get_structure (caps, 0);
+
+ /* we need to get the final caps on the buffer to get the size */
+ res = gst_structure_get_int (s, "width", &width);
+ res |= gst_structure_get_int (s, "height", &height);
+ if (!res) {
+ g_warning ("could not get snapshot dimension\n");
+ goto done;
+ }
+
+ /* create pixmap from buffer and save, gstreamer video buffers have a stride
+ * that is rounded up to the nearest multiple of 4 */
+ pixbuf = gdk_pixbuf_new_from_data (GST_BUFFER_DATA (buffer),
+ GDK_COLORSPACE_RGB, FALSE, 8, width, height,
+ GST_ROUND_UP_4 (width * 3), NULL, NULL);
+
+ /* save the pixbuf */
+ gdk_pixbuf_save (pixbuf, "snapshot.png", "png", &error, NULL);
+
+ done:
+ gst_buffer_unref (buffer);
+ }
+}
+
+/* called when the Step button is pressed */
+static void
+step_cb (GtkButton * button, gpointer data)
+{
+ GstEvent *event;
+ GstFormat format;
+ guint64 amount;
+ gdouble rate;
+ gboolean flush, res;
+ gint active;
+
+ active = gtk_combo_box_get_active (GTK_COMBO_BOX (format_combo));
+ amount =
+ gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
+ (step_amount_spinbutton));
+ rate = gtk_spin_button_get_value (GTK_SPIN_BUTTON (step_rate_spinbutton));
+ flush = TRUE;
+
+ switch (active) {
+ case 0:
+ format = GST_FORMAT_BUFFERS;
+ break;
+ case 1:
+ format = GST_FORMAT_TIME;
+ amount *= GST_MSECOND;
+ break;
+ default:
+ format = GST_FORMAT_UNDEFINED;
+ break;
+ }
+
+ event = gst_event_new_step (format, amount, rate, flush, FALSE);
+
+ res = send_event (event);
+
+ if (!res) {
+ g_print ("Sending step event failed\n");
+ }
+}
+
+static void
+message_received (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
+{
+ const GstStructure *s;
+
+ s = gst_message_get_structure (message);
+ g_print ("message from \"%s\" (%s): ",
+ GST_STR_NULL (GST_ELEMENT_NAME (GST_MESSAGE_SRC (message))),
+ gst_message_type_get_name (GST_MESSAGE_TYPE (message)));
+ if (s) {
+ gchar *sstr;
+
+ sstr = gst_structure_to_string (s);
+ g_print ("%s\n", sstr);
+ g_free (sstr);
+ } else {
+ g_print ("no message details\n");
+ }
+}
+
+static gboolean shuttling = FALSE;
+static gdouble shuttle_rate = 0.0;
+static gdouble play_rate = 1.0;
+
+static void
+do_shuttle (GstElement * element)
+{
+ guint64 duration;
+
+ if (shuttling)
+ duration = 40 * GST_MSECOND;
+ else
+ duration = -1;
+
+ gst_element_send_event (element,
+ gst_event_new_step (GST_FORMAT_TIME, duration, shuttle_rate, FALSE,
+ FALSE));
+}
+
+static void
+msg_sync_step_done (GstBus * bus, GstMessage * message, GstElement * element)
+{
+ GstFormat format;
+ guint64 amount;
+ gdouble rate;
+ gboolean flush;
+ gboolean intermediate;
+ guint64 duration;
+ gboolean eos;
+
+ gst_message_parse_step_done (message, &format, &amount, &rate, &flush,
+ &intermediate, &duration, &eos);
+
+ if (eos) {
+ g_print ("stepped till EOS\n");
+ return;
+ }
+
+ if (g_static_mutex_trylock (&state_mutex)) {
+ if (shuttling)
+ do_shuttle (element);
+ g_static_mutex_unlock (&state_mutex);
+ } else {
+ /* ignore step messages that come while we are doing a state change */
+ g_print ("state change is busy\n");
+ }
+}
+
+static void
+shuttle_toggled (GtkToggleButton * button, GstElement * element)
+{
+ gboolean active;
+
+ active = gtk_toggle_button_get_active (button);
+
+ if (active != shuttling) {
+ shuttling = active;
+ g_print ("shuttling %s\n", shuttling ? "active" : "inactive");
+ if (active) {
+ shuttle_rate = 0.0;
+ play_rate = 1.0;
+ pause_cb (NULL, NULL);
+ gst_element_get_state (element, NULL, NULL, -1);
+ }
+ }
+}
+
+static void
+shuttle_rate_switch (GstElement * element)
+{
+ GstSeekFlags flags;
+ GstEvent *s_event;
+ gboolean res;
+
+ if (state == GST_STATE_PLAYING) {
+ /* pause when we need to */
+ pause_cb (NULL, NULL);
+ gst_element_get_state (element, NULL, NULL, -1);
+ }
+
+ if (play_rate == 1.0)
+ play_rate = -1.0;
+ else
+ play_rate = 1.0;
+
+ g_print ("rate changed to %lf %" GST_TIME_FORMAT "\n", play_rate,
+ GST_TIME_ARGS (position));
+
+ flags = GST_SEEK_FLAG_FLUSH;
+ flags |= GST_SEEK_FLAG_ACCURATE;
+
+ if (play_rate >= 0.0) {
+ s_event = gst_event_new_seek (play_rate,
+ GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, position,
+ GST_SEEK_TYPE_SET, GST_CLOCK_TIME_NONE);
+ } else {
+ s_event = gst_event_new_seek (play_rate,
+ GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
+ GST_SEEK_TYPE_SET, position);
+ }
+ res = send_event (s_event);
+ if (res) {
+ gst_element_get_state (element, NULL, NULL, SEEK_TIMEOUT);
+ } else {
+ g_print ("seek failed\n");
+ }
+}
+
+static void
+shuttle_value_changed (GtkRange * range, GstElement * element)
+{
+ gdouble rate;
+
+ rate = gtk_adjustment_get_value (shuttle_adjustment);
+
+ if (rate == 0.0) {
+ g_print ("rate 0.0, pause\n");
+ pause_cb (NULL, NULL);
+ gst_element_get_state (element, NULL, NULL, -1);
+ } else {
+ g_print ("rate changed %0.3g\n", rate);
+
+ if ((rate < 0.0 && play_rate > 0.0) || (rate > 0.0 && play_rate < 0.0)) {
+ shuttle_rate_switch (element);
+ }
+
+ shuttle_rate = ABS (rate);
+ if (state != GST_STATE_PLAYING) {
+ do_shuttle (element);
+ play_cb (NULL, NULL);
+ }
+ }
+}
+
+static void
+msg_async_done (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
+{
+ GST_DEBUG ("async done");
+ /* when we get ASYNC_DONE we can query position, duration and other
+ * properties */
+ update_scale (pipeline);
+
+ /* update the available streams */
+ update_streams (pipeline);
+}
+
+static void
+msg_state_changed (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
+{
+ const GstStructure *s;
+
+ s = gst_message_get_structure (message);
+
+ /* We only care about state changed on the pipeline */
+ if (s && GST_MESSAGE_SRC (message) == GST_OBJECT_CAST (pipeline)) {
+ GstState old, new, pending;
+
+ gst_message_parse_state_changed (message, &old, &new, &pending);
+
+ /* When state of the pipeline changes to paused or playing we start updating scale */
+ if (new == GST_STATE_PLAYING) {
+ set_update_scale (TRUE);
+ } else {
+ set_update_scale (FALSE);
+ }
+ }
+}
+
+static void
+msg_segment_done (GstBus * bus, GstMessage * message, GstPipeline * pipeline)
+{
+ GstEvent *s_event;
+ GstSeekFlags flags;
+ gboolean res;
+ GstFormat format;
+
+ GST_DEBUG ("position is %" GST_TIME_FORMAT, GST_TIME_ARGS (position));
+ gst_message_parse_segment_done (message, &format, &position);
+ GST_DEBUG ("end of segment at %" GST_TIME_FORMAT, GST_TIME_ARGS (position));
+
+ flags = 0;
+ /* in the segment-done callback we never flush as this would not make sense
+ * for seamless playback. */
+ if (loop_seek)
+ flags |= GST_SEEK_FLAG_SEGMENT;
+ if (skip_seek)
+ flags |= GST_SEEK_FLAG_SKIP;
+
+ s_event = gst_event_new_seek (rate,
+ GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, G_GINT64_CONSTANT (0),
+ GST_SEEK_TYPE_SET, duration);
+
+ GST_DEBUG ("restart loop with rate %lf to 0 / %" GST_TIME_FORMAT,
+ rate, GST_TIME_ARGS (duration));
+
+ res = send_event (s_event);
+ if (!res)
+ g_print ("segment seek failed\n");
+}
+
+/* in stream buffering mode we PAUSE the pipeline until we receive a 100%
+ * message */
+static void
+do_stream_buffering (gint percent)
+{
+ gchar *bufstr;
+
+ gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
+ bufstr = g_strdup_printf ("Buffering...%d", percent);
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, bufstr);
+ g_free (bufstr);
+
+ if (percent == 100) {
+ /* a 100% message means buffering is done */
+ buffering = FALSE;
+ /* if the desired state is playing, go back */
+ if (state == GST_STATE_PLAYING) {
+ /* no state management needed for live pipelines */
+ if (!is_live) {
+ fprintf (stderr, "Done buffering, setting pipeline to PLAYING ...\n");
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+ }
+ gtk_statusbar_pop (GTK_STATUSBAR (statusbar), status_id);
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Playing");
+ }
+ } else {
+ /* buffering busy */
+ if (buffering == FALSE && state == GST_STATE_PLAYING) {
+ /* we were not buffering but PLAYING, PAUSE the pipeline. */
+ if (!is_live) {
+ fprintf (stderr, "Buffering, setting pipeline to PAUSED ...\n");
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ }
+ }
+ buffering = TRUE;
+ }
+}
+
+static void
+do_download_buffering (gint percent)
+{
+ if (!buffering && percent < 100) {
+ gchar *bufstr;
+
+ buffering = TRUE;
+
+ bufstr = g_strdup_printf ("Downloading...");
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, bufstr);
+ g_free (bufstr);
+
+ /* once we get a buffering message, we'll do the fill update */
+ set_update_fill (TRUE);
+
+ if (state == GST_STATE_PLAYING && !is_live) {
+ fprintf (stderr, "Downloading, setting pipeline to PAUSED ...\n");
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ /* user has to manually start the playback */
+ state = GST_STATE_PAUSED;
+ }
+ }
+}
+
+static void
+msg_buffering (GstBus * bus, GstMessage * message, GstPipeline * data)
+{
+ gint percent;
+
+ gst_message_parse_buffering (message, &percent);
+
+ /* get more stats */
+ gst_message_parse_buffering_stats (message, &mode, NULL, NULL,
+ &buffering_left);
+
+ switch (mode) {
+ case GST_BUFFERING_DOWNLOAD:
+ do_download_buffering (percent);
+ break;
+ case GST_BUFFERING_LIVE:
+ is_live = TRUE;
+ case GST_BUFFERING_TIMESHIFT:
+ case GST_BUFFERING_STREAM:
+ do_stream_buffering (percent);
+ break;
+ }
+}
+
+static void
+msg_clock_lost (GstBus * bus, GstMessage * message, GstPipeline * data)
+{
+ g_print ("clock lost! PAUSE and PLAY to select a new clock\n");
+ if (state == GST_STATE_PLAYING) {
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+ }
+}
+
+#ifdef HAVE_X
+
+static gulong embed_xid = 0;
+
+/* We set the xid here in response to the prepare-xwindow-id message via a
+ * bus sync handler because we don't know the actual videosink used from the
+ * start (as we don't know the pipeline, or bin elements such as autovideosink
+ * or gconfvideosink may be used which create the actual videosink only once
+ * the pipeline is started) */
+static GstBusSyncReply
+bus_sync_handler (GstBus * bus, GstMessage * message, GstPipeline * data)
+{
+ if ((GST_MESSAGE_TYPE (message) == GST_MESSAGE_ELEMENT) &&
+ gst_structure_has_name (message->structure, "prepare-xwindow-id")) {
+ GstElement *element = GST_ELEMENT (GST_MESSAGE_SRC (message));
+
+ g_print ("got prepare-xwindow-id, setting XID %lu\n", embed_xid);
+
+ if (g_object_class_find_property (G_OBJECT_GET_CLASS (element),
+ "force-aspect-ratio")) {
+ g_object_set (element, "force-aspect-ratio", TRUE, NULL);
+ }
+
+ /* Should have been initialised from main thread before (can't use
+ * GDK_WINDOW_XID here with Gtk+ >= 2.18, because the sync handler will
+ * be called from a streaming thread and GDK_WINDOW_XID maps to more than
+ * a simple structure lookup with Gtk+ >= 2.18, where 'more' is stuff that
+ * shouldn't be done from a non-GUI thread without explicit locking). */
+ g_assert (embed_xid != 0);
+
+ gst_x_overlay_set_window_handle (GST_X_OVERLAY (element), embed_xid);
+ }
+ return GST_BUS_PASS;
+}
+#endif
+
+static gboolean
+handle_expose_cb (GtkWidget * widget, GdkEventExpose * event, gpointer data)
+{
+ if (state < GST_STATE_PAUSED) {
+ GtkAllocation allocation;
+ GdkWindow *window = gtk_widget_get_window (widget);
+ cairo_t *cr;
+
+ gtk_widget_get_allocation (widget, &allocation);
+ cr = gdk_cairo_create (window);
+ cairo_set_source_rgb (cr, 0, 0, 0);
+ cairo_rectangle (cr, 0, 0, allocation.width, allocation.height);
+ cairo_fill (cr);
+ cairo_destroy (cr);
+ }
+ return FALSE;
+}
+
+static void
+realize_cb (GtkWidget * widget, gpointer data)
+{
+#if GTK_CHECK_VERSION(2,18,0)
+ {
+ GdkWindow *window = gtk_widget_get_window (widget);
+
+ /* This is here just for pedagogical purposes, GDK_WINDOW_XID will call it
+ * as well */
+ if (!gdk_window_ensure_native (window))
+ g_error ("Couldn't create native window needed for GstXOverlay!");
+ }
+#endif
+
+#ifdef HAVE_X
+ {
+ GdkWindow *window = gtk_widget_get_window (video_window);
+
+ embed_xid = GDK_WINDOW_XID (window);
+ g_print ("Window realize: video window XID = %lu\n", embed_xid);
+ }
+#endif
+}
+
+static void
+msg_eos (GstBus * bus, GstMessage * message, GstPipeline * data)
+{
+ message_received (bus, message, data);
+
+ /* Set new uri for playerbins and continue playback */
+ if (l && (pipeline_type == 14 || pipeline_type == 16)) {
+ stop_cb (NULL, NULL);
+ l = g_list_next (l);
+ if (l) {
+ playerbin_set_uri (GST_ELEMENT (data), l->data);
+ play_cb (NULL, NULL);
+ }
+ }
+}
+
+static void
+msg_step_done (GstBus * bus, GstMessage * message, GstPipeline * data)
+{
+ if (!shuttling)
+ message_received (bus, message, data);
+}
+
+static void
+connect_bus_signals (GstElement * pipeline)
+{
+ GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
+
+#ifdef HAVE_X
+ /* handle prepare-xwindow-id element message synchronously */
+ gst_bus_set_sync_handler (bus, (GstBusSyncHandler) bus_sync_handler,
+ pipeline);
+#endif
+
+ gst_bus_add_signal_watch_full (bus, G_PRIORITY_HIGH);
+ gst_bus_enable_sync_message_emission (bus);
+
+ g_signal_connect (bus, "message::state-changed",
+ (GCallback) msg_state_changed, pipeline);
+ g_signal_connect (bus, "message::segment-done", (GCallback) msg_segment_done,
+ pipeline);
+ g_signal_connect (bus, "message::async-done", (GCallback) msg_async_done,
+ pipeline);
+
+ g_signal_connect (bus, "message::new-clock", (GCallback) message_received,
+ pipeline);
+ g_signal_connect (bus, "message::clock-lost", (GCallback) msg_clock_lost,
+ pipeline);
+ g_signal_connect (bus, "message::error", (GCallback) message_received,
+ pipeline);
+ g_signal_connect (bus, "message::warning", (GCallback) message_received,
+ pipeline);
+ g_signal_connect (bus, "message::eos", (GCallback) msg_eos, pipeline);
+ g_signal_connect (bus, "message::tag", (GCallback) message_received,
+ pipeline);
+ g_signal_connect (bus, "message::element", (GCallback) message_received,
+ pipeline);
+ g_signal_connect (bus, "message::segment-done", (GCallback) message_received,
+ pipeline);
+ g_signal_connect (bus, "message::buffering", (GCallback) msg_buffering,
+ pipeline);
+// g_signal_connect (bus, "message::step-done", (GCallback) msg_step_done,
+// pipeline);
+ g_signal_connect (bus, "message::step-start", (GCallback) msg_step_done,
+ pipeline);
+ g_signal_connect (bus, "sync-message::step-done",
+ (GCallback) msg_sync_step_done, pipeline);
+
+ gst_object_unref (bus);
+}
+
+/* Return GList of paths described in location string */
+static GList *
+handle_wildcards (const gchar * location)
+{
+ GList *res = NULL;
+ gchar *path = g_path_get_dirname (location);
+ gchar *pattern = g_path_get_basename (location);
+ GPatternSpec *pspec = g_pattern_spec_new (pattern);
+ GDir *dir = g_dir_open (path, 0, NULL);
+ const gchar *name;
+
+ g_print ("matching %s from %s\n", pattern, path);
+
+ if (!dir) {
+ g_print ("opening directory %s failed\n", path);
+ goto out;
+ }
+
+ while ((name = g_dir_read_name (dir)) != NULL) {
+ if (g_pattern_match_string (pspec, name)) {
+ res = g_list_append (res, g_strjoin ("/", path, name, NULL));
+ g_print (" found clip %s\n", name);
+ }
+ }
+
+ g_dir_close (dir);
+out:
+ g_pattern_spec_free (pspec);
+ g_free (pattern);
+ g_free (path);
+
+ return res;
+}
+
+static void
+delete_event_cb (void)
+{
+ stop_cb (NULL, NULL);
+ gtk_main_quit ();
+}
+
+static void
+print_usage (int argc, char **argv)
+{
+ gint i;
+
+ g_print ("usage: %s <type> <filename>\n", argv[0]);
+ g_print (" possible types:\n");
+
+ for (i = 0; i < NUM_TYPES; i++) {
+ g_print (" %d = %s\n", i, pipelines[i].name);
+ }
+}
+
+int
+main (int argc, char **argv)
+{
+ GtkWidget *window, *hbox, *vbox, *panel, *expander, *pb2vbox, *boxes,
+ *flagtable, *boxes2, *step;
+ GtkWidget *play_button, *pause_button, *stop_button, *shot_button;
+ GtkWidget *accurate_checkbox, *key_checkbox, *loop_checkbox, *flush_checkbox;
+ GtkWidget *scrub_checkbox, *play_scrub_checkbox;
+ GtkWidget *rate_label, *volume_label;
+ GOptionEntry options[] = {
+ {"stats", 's', 0, G_OPTION_ARG_NONE, &stats,
+ "Show pad stats", NULL},
+ {"elem", 'e', 0, G_OPTION_ARG_NONE, &elem_seek,
+ "Seek on elements instead of pads", NULL},
+ {"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose,
+ "Verbose properties", NULL},
+ {NULL}
+ };
+ GOptionContext *ctx;
+ GError *err = NULL;
+
+ if (!g_thread_supported ())
+ g_thread_init (NULL);
+
+ ctx = g_option_context_new ("- test seeking in gsteamer");
+ g_option_context_add_main_entries (ctx, options, NULL);
+ g_option_context_add_group (ctx, gst_init_get_option_group ());
+ g_option_context_add_group (ctx, gtk_get_option_group (TRUE));
+
+ if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
+ g_print ("Error initializing: %s\n", err->message);
+ exit (1);
+ }
+
+ GST_DEBUG_CATEGORY_INIT (seek_debug, "seek", 0, "seek example");
+
+ if (argc != 3) {
+ print_usage (argc, argv);
+ exit (-1);
+ }
+
+ pipeline_type = atoi (argv[1]);
+
+ if (pipeline_type < 0 || pipeline_type >= NUM_TYPES) {
+ print_usage (argc, argv);
+ exit (-1);
+ }
+
+ pipeline_spec = argv[2];
+
+ if (g_path_is_absolute (pipeline_spec) &&
+ (g_strrstr (pipeline_spec, "*") != NULL ||
+ g_strrstr (pipeline_spec, "?") != NULL)) {
+ paths = handle_wildcards (pipeline_spec);
+ } else {
+ paths = g_list_prepend (paths, g_strdup (pipeline_spec));
+ }
+
+ if (!paths) {
+ g_print ("opening %s failed\n", pipeline_spec);
+ exit (-1);
+ }
+
+ l = paths;
+
+ pipeline = pipelines[pipeline_type].func ((gchar *) l->data);
+ g_assert (pipeline);
+
+ /* initialize gui elements ... */
+ window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+ video_window = gtk_drawing_area_new ();
+ g_signal_connect (video_window, "expose-event",
+ G_CALLBACK (handle_expose_cb), NULL);
+ g_signal_connect (video_window, "realize", G_CALLBACK (realize_cb), NULL);
+ gtk_widget_set_double_buffered (video_window, FALSE);
+
+ statusbar = gtk_statusbar_new ();
+ status_id = gtk_statusbar_get_context_id (GTK_STATUSBAR (statusbar), "seek");
+ gtk_statusbar_push (GTK_STATUSBAR (statusbar), status_id, "Stopped");
+ hbox = gtk_hbox_new (FALSE, 0);
+ vbox = gtk_vbox_new (FALSE, 0);
+ flagtable = gtk_table_new (4, 2, FALSE);
+ gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);
+
+ /* media controls */
+ play_button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_PLAY);
+ pause_button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_PAUSE);
+ stop_button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_STOP);
+
+ /* seek flags */
+ accurate_checkbox = gtk_check_button_new_with_label ("Accurate Seek");
+ key_checkbox = gtk_check_button_new_with_label ("Key-unit Seek");
+ loop_checkbox = gtk_check_button_new_with_label ("Loop");
+ flush_checkbox = gtk_check_button_new_with_label ("Flush");
+ scrub_checkbox = gtk_check_button_new_with_label ("Scrub");
+ play_scrub_checkbox = gtk_check_button_new_with_label ("Play Scrub");
+ skip_checkbox = gtk_check_button_new_with_label ("Play Skip");
+ rate_spinbutton = gtk_spin_button_new_with_range (-100, 100, 0.1);
+ gtk_spin_button_set_digits (GTK_SPIN_BUTTON (rate_spinbutton), 3);
+ rate_label = gtk_label_new ("Rate");
+
+ gtk_widget_set_tooltip_text (accurate_checkbox,
+ "accurate position is requested, this might be considerably slower for some formats");
+ gtk_widget_set_tooltip_text (key_checkbox,
+ "seek to the nearest keyframe. This might be faster but less accurate");
+ gtk_widget_set_tooltip_text (loop_checkbox, "loop playback");
+ gtk_widget_set_tooltip_text (flush_checkbox, "flush pipeline after seeking");
+ gtk_widget_set_tooltip_text (rate_spinbutton, "define the playback rate, "
+ "negative value trigger reverse playback");
+ gtk_widget_set_tooltip_text (scrub_checkbox, "show images while seeking");
+ gtk_widget_set_tooltip_text (play_scrub_checkbox, "play video while seeking");
+ gtk_widget_set_tooltip_text (skip_checkbox,
+ "Skip frames while playing at high frame rates");
+
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (flush_checkbox), TRUE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (scrub_checkbox), TRUE);
+
+ gtk_spin_button_set_value (GTK_SPIN_BUTTON (rate_spinbutton), rate);
+
+ /* step expander */
+ {
+ GtkWidget *hbox;
+
+ step = gtk_expander_new ("step options");
+ hbox = gtk_hbox_new (FALSE, 0);
+
+ format_combo = gtk_combo_box_text_new ();
+ gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (format_combo),
+ "frames");
+ gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (format_combo),
+ "time (ms)");
+ gtk_combo_box_set_active (GTK_COMBO_BOX (format_combo), 0);
+ gtk_box_pack_start (GTK_BOX (hbox), format_combo, FALSE, FALSE, 2);
+
+ step_amount_spinbutton = gtk_spin_button_new_with_range (1, 1000, 1);
+ gtk_spin_button_set_digits (GTK_SPIN_BUTTON (step_amount_spinbutton), 0);
+ gtk_spin_button_set_value (GTK_SPIN_BUTTON (step_amount_spinbutton), 1.0);
+ gtk_box_pack_start (GTK_BOX (hbox), step_amount_spinbutton, FALSE, FALSE,
+ 2);
+
+ step_rate_spinbutton = gtk_spin_button_new_with_range (0.0, 100, 0.1);
+ gtk_spin_button_set_digits (GTK_SPIN_BUTTON (step_rate_spinbutton), 3);
+ gtk_spin_button_set_value (GTK_SPIN_BUTTON (step_rate_spinbutton), 1.0);
+ gtk_box_pack_start (GTK_BOX (hbox), step_rate_spinbutton, FALSE, FALSE, 2);
+
+ step_button = gtk_button_new_from_stock (GTK_STOCK_MEDIA_FORWARD);
+ gtk_button_set_label (GTK_BUTTON (step_button), "Step");
+ gtk_box_pack_start (GTK_BOX (hbox), step_button, FALSE, FALSE, 2);
+
+ g_signal_connect (G_OBJECT (step_button), "clicked", G_CALLBACK (step_cb),
+ pipeline);
+
+ /* shuttle scale */
+ shuttle_checkbox = gtk_check_button_new_with_label ("Shuttle");
+ gtk_box_pack_start (GTK_BOX (hbox), shuttle_checkbox, FALSE, FALSE, 2);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (shuttle_checkbox), FALSE);
+ g_signal_connect (shuttle_checkbox, "toggled", G_CALLBACK (shuttle_toggled),
+ pipeline);
+
+ shuttle_adjustment =
+ GTK_ADJUSTMENT (gtk_adjustment_new (0.0, -3.00, 4.0, 0.1, 1.0, 1.0));
+ shuttle_hscale = gtk_hscale_new (shuttle_adjustment);
+ gtk_scale_set_digits (GTK_SCALE (shuttle_hscale), 2);
+ gtk_scale_set_value_pos (GTK_SCALE (shuttle_hscale), GTK_POS_TOP);
+ g_signal_connect (shuttle_hscale, "value_changed",
+ G_CALLBACK (shuttle_value_changed), pipeline);
+ g_signal_connect (shuttle_hscale, "format_value",
+ G_CALLBACK (shuttle_format_value), pipeline);
+
+ gtk_box_pack_start (GTK_BOX (hbox), shuttle_hscale, TRUE, TRUE, 2);
+
+ gtk_container_add (GTK_CONTAINER (step), hbox);
+ }
+
+ /* seek bar */
+ adjustment =
+ GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.00, N_GRAD, 0.1, 1.0, 1.0));
+ hscale = gtk_hscale_new (adjustment);
+ gtk_scale_set_digits (GTK_SCALE (hscale), 2);
+ gtk_scale_set_value_pos (GTK_SCALE (hscale), GTK_POS_RIGHT);
+ gtk_range_set_show_fill_level (GTK_RANGE (hscale), TRUE);
+ gtk_range_set_fill_level (GTK_RANGE (hscale), N_GRAD);
+
+ g_signal_connect (hscale, "button_press_event", G_CALLBACK (start_seek),
+ pipeline);
+ g_signal_connect (hscale, "button_release_event", G_CALLBACK (stop_seek),
+ pipeline);
+ g_signal_connect (hscale, "format_value", G_CALLBACK (format_value),
+ pipeline);
+
+ if (pipeline_type == 16) {
+ /* the playbin2 panel controls for the video/audio/subtitle tracks */
+ panel = gtk_hbox_new (FALSE, 0);
+ video_combo = gtk_combo_box_text_new ();
+ audio_combo = gtk_combo_box_text_new ();
+ text_combo = gtk_combo_box_text_new ();
+ gtk_widget_set_sensitive (video_combo, FALSE);
+ gtk_widget_set_sensitive (audio_combo, FALSE);
+ gtk_widget_set_sensitive (text_combo, FALSE);
+ gtk_box_pack_start (GTK_BOX (panel), video_combo, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (panel), audio_combo, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (panel), text_combo, TRUE, TRUE, 2);
+ g_signal_connect (G_OBJECT (video_combo), "changed",
+ G_CALLBACK (video_combo_cb), pipeline);
+ g_signal_connect (G_OBJECT (audio_combo), "changed",
+ G_CALLBACK (audio_combo_cb), pipeline);
+ g_signal_connect (G_OBJECT (text_combo), "changed",
+ G_CALLBACK (text_combo_cb), pipeline);
+ /* playbin2 panel for flag checkboxes and volume/mute */
+ boxes = gtk_hbox_new (FALSE, 0);
+ vis_checkbox = gtk_check_button_new_with_label ("Vis");
+ video_checkbox = gtk_check_button_new_with_label ("Video");
+ audio_checkbox = gtk_check_button_new_with_label ("Audio");
+ text_checkbox = gtk_check_button_new_with_label ("Text");
+ mute_checkbox = gtk_check_button_new_with_label ("Mute");
+ download_checkbox = gtk_check_button_new_with_label ("Download");
+ buffer_checkbox = gtk_check_button_new_with_label ("Buffer");
+ volume_label = gtk_label_new ("Volume");
+ volume_spinbutton = gtk_spin_button_new_with_range (0, 10.0, 0.1);
+ gtk_spin_button_set_value (GTK_SPIN_BUTTON (volume_spinbutton), 1.0);
+ gtk_box_pack_start (GTK_BOX (boxes), video_checkbox, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), audio_checkbox, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), text_checkbox, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), vis_checkbox, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), mute_checkbox, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), download_checkbox, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), buffer_checkbox, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), volume_label, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes), volume_spinbutton, TRUE, TRUE, 2);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (vis_checkbox), FALSE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (audio_checkbox), TRUE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (video_checkbox), TRUE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (text_checkbox), TRUE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (mute_checkbox), FALSE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (download_checkbox), FALSE);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (buffer_checkbox), FALSE);
+ g_signal_connect (G_OBJECT (vis_checkbox), "toggled",
+ G_CALLBACK (vis_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (audio_checkbox), "toggled",
+ G_CALLBACK (audio_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (video_checkbox), "toggled",
+ G_CALLBACK (video_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (text_checkbox), "toggled",
+ G_CALLBACK (text_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (mute_checkbox), "toggled",
+ G_CALLBACK (mute_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (download_checkbox), "toggled",
+ G_CALLBACK (download_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (buffer_checkbox), "toggled",
+ G_CALLBACK (buffer_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (volume_spinbutton), "value_changed",
+ G_CALLBACK (volume_spinbutton_changed_cb), pipeline);
+ /* playbin2 panel for snapshot */
+ boxes2 = gtk_hbox_new (FALSE, 0);
+ shot_button = gtk_button_new_from_stock (GTK_STOCK_SAVE);
+ gtk_widget_set_tooltip_text (shot_button,
+ "save a screenshot .png in the current directory");
+ g_signal_connect (G_OBJECT (shot_button), "clicked", G_CALLBACK (shot_cb),
+ pipeline);
+ vis_combo = gtk_combo_box_text_new ();
+ g_signal_connect (G_OBJECT (vis_combo), "changed",
+ G_CALLBACK (vis_combo_cb), pipeline);
+ gtk_widget_set_sensitive (vis_combo, FALSE);
+ gtk_box_pack_start (GTK_BOX (boxes2), shot_button, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (boxes2), vis_combo, TRUE, TRUE, 2);
+
+ /* fill the vis combo box and the array of factories */
+ init_visualization_features ();
+ } else {
+ panel = boxes = boxes2 = NULL;
+ }
+
+ /* do the packing stuff ... */
+ gtk_window_set_default_size (GTK_WINDOW (window), 250, 96);
+ /* FIXME: can we avoid this for audio only? */
+ gtk_widget_set_size_request (GTK_WIDGET (video_window), -1,
+ DEFAULT_VIDEO_HEIGHT);
+ gtk_container_add (GTK_CONTAINER (window), vbox);
+ gtk_box_pack_start (GTK_BOX (vbox), video_window, TRUE, TRUE, 2);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (hbox), play_button, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (hbox), pause_button, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (hbox), stop_button, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (hbox), flagtable, FALSE, FALSE, 2);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), accurate_checkbox, 0, 1, 0,
+ 1);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), flush_checkbox, 1, 2, 0, 1);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), loop_checkbox, 2, 3, 0, 1);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), key_checkbox, 0, 1, 1, 2);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), scrub_checkbox, 1, 2, 1, 2);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), play_scrub_checkbox, 2, 3,
+ 1, 2);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), skip_checkbox, 3, 4, 0, 1);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), rate_label, 4, 5, 0, 1);
+ gtk_table_attach_defaults (GTK_TABLE (flagtable), rate_spinbutton, 4, 5, 1,
+ 2);
+ if (panel && boxes && boxes2) {
+ expander = gtk_expander_new ("playbin2 options");
+ pb2vbox = gtk_vbox_new (FALSE, 0);
+ gtk_box_pack_start (GTK_BOX (pb2vbox), panel, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (pb2vbox), boxes, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (pb2vbox), boxes2, FALSE, FALSE, 2);
+ gtk_container_add (GTK_CONTAINER (expander), pb2vbox);
+ gtk_box_pack_start (GTK_BOX (vbox), expander, FALSE, FALSE, 2);
+ }
+ gtk_box_pack_start (GTK_BOX (vbox), step, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (vbox), hscale, FALSE, FALSE, 2);
+ gtk_box_pack_start (GTK_BOX (vbox), statusbar, FALSE, FALSE, 2);
+
+ /* connect things ... */
+ g_signal_connect (G_OBJECT (play_button), "clicked", G_CALLBACK (play_cb),
+ pipeline);
+ g_signal_connect (G_OBJECT (pause_button), "clicked", G_CALLBACK (pause_cb),
+ pipeline);
+ g_signal_connect (G_OBJECT (stop_button), "clicked", G_CALLBACK (stop_cb),
+ pipeline);
+ g_signal_connect (G_OBJECT (accurate_checkbox), "toggled",
+ G_CALLBACK (accurate_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (key_checkbox), "toggled",
+ G_CALLBACK (key_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (loop_checkbox), "toggled",
+ G_CALLBACK (loop_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (flush_checkbox), "toggled",
+ G_CALLBACK (flush_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (scrub_checkbox), "toggled",
+ G_CALLBACK (scrub_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (play_scrub_checkbox), "toggled",
+ G_CALLBACK (play_scrub_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (skip_checkbox), "toggled",
+ G_CALLBACK (skip_toggle_cb), pipeline);
+ g_signal_connect (G_OBJECT (rate_spinbutton), "value_changed",
+ G_CALLBACK (rate_spinbutton_changed_cb), pipeline);
+
+ g_signal_connect (G_OBJECT (window), "delete-event", delete_event_cb, NULL);
+
+ /* show the gui. */
+ gtk_widget_show_all (window);
+
+ /* realize window now so that the video window gets created and we can
+ * obtain its XID before the pipeline is started up and the videosink
+ * asks for the XID of the window to render onto */
+ gtk_widget_realize (window);
+
+#ifdef HAVE_X
+ /* we should have the XID now */
+ g_assert (embed_xid != 0);
+#endif
+
+ if (verbose) {
+ g_signal_connect (pipeline, "deep_notify",
+ G_CALLBACK (gst_object_default_deep_notify), NULL);
+ }
+
+ connect_bus_signals (pipeline);
+ gtk_main ();
+
+ g_print ("NULL pipeline\n");
+ gst_element_set_state (pipeline, GST_STATE_NULL);
+
+ g_print ("free pipeline\n");
+ gst_object_unref (pipeline);
+
+ g_list_foreach (paths, (GFunc) g_free, NULL);
+ g_list_free (paths);
+
+ return 0;
+}