/* GStreamer * * seek.c: seeking sample application * * Copyright (C) 2005 Wim Taymans * 2006 Stefan Kost * * 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 #include #include #include #include #include #include #if defined (GDK_WINDOWING_X11) #include #elif defined (GDK_WINDOWING_WIN32) #include #endif #include #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" static gchar *opt_audiosink_str; /* NULL */ static gchar *opt_videosink_str; /* NULL */ #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); #ifndef GST_DISABLE_PARSE if (!element) { /* Try parsing it as a pipeline description */ element = gst_parse_bin_from_description (type, TRUE, NULL); if (element) { gst_element_set_name (element, name); } } #endif 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 (opt_audiosink_str, "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 (opt_videosink_str, "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 (opt_audiosink_str, "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 (opt_audiosink_str, "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 (opt_audiosink_str, "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 (opt_audiosink_str, "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 (opt_videosink_str, "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 (opt_audiosink_str, "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 (opt_videosink_str, "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 (opt_audiosink_str, "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 (opt_videosink_str, "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 (opt_audiosink_str, "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 (opt_audiosink_str, "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 (opt_videosink_str, "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 (opt_audiosink_str, "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 (opt_videosink_str, "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 (opt_audiosink_str, "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 (opt_videosink_str, "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, "/") || !gst_uri_is_valid (location)) { uri = gst_filename_to_uri (location, NULL); g_print ("Setting URI: %s\n", uri); g_object_set (G_OBJECT (player), "uri", uri, NULL); g_free (uri); } else { g_print ("Setting URI: %s\n", location); g_object_set (G_OBJECT (player), "uri", location, NULL); } } static GstElement * construct_playerbin (const gchar * name, const gchar * location) { GstElement *player; GstElement *avsink; 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; avsink = gst_element_factory_make_or_warn (opt_audiosink_str, "a_sink"); if (avsink) g_object_set (player, "audio-sink", avsink, NULL); avsink = gst_element_factory_make_or_warn (opt_videosink_str, "v_sink"); if (avsink) g_object_set (player, "video-sink", avsink, NULL); 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); } } #if defined (GDK_WINDOWING_X11) || defined (GDK_WINDOWING_WIN32) 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 #if defined (GDK_WINDOWING_X11) || defined (GDK_WINDOWING_WIN32) { GdkWindow *window = gtk_widget_get_window (video_window); #if defined (GDK_WINDOWING_WIN32) embed_xid = GDK_WINDOW_HWND (window); #else embed_xid = GDK_WINDOW_XID (window); #endif 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)); #if defined (GDK_WINDOWING_X11) || defined (GDK_WINDOWING_WIN32) /* 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 \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[] = { {"audiosink", '\0', 0, G_OPTION_ARG_STRING, &opt_audiosink_str, "audio sink to use (default: " DEFAULT_AUDIOSINK ")", NULL}, {"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}, {"videosink", '\0', 0, G_OPTION_ARG_STRING, &opt_videosink_str, "video sink to use (default: " DEFAULT_VIDEOSINK ")", 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); } if (opt_audiosink_str == NULL) opt_audiosink_str = g_strdup (DEFAULT_AUDIOSINK); if (opt_videosink_str == NULL) opt_videosink_str = g_strdup (DEFAULT_VIDEOSINK); 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); #if defined (GDK_WINDOWING_X11) || defined (GDK_WINDOWING_WIN32) /* 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; }