From b4e0f6e8f8c26b2f68ace024cf81bc71d792b7b0 Mon Sep 17 00:00:00 2001 From: Wim Taymans Date: Thu, 31 Oct 2002 00:08:06 +0000 Subject: [PATCH] Added little test apps for cdplayer and cdparanoia Original commit message from CVS: Added little test apps for cdplayer and cdparanoia --- examples/seeking/Makefile.am | 2 +- examples/seeking/cdparanoia.c | 168 +++++++++++++++++++++++ examples/seeking/cdplayer.c | 310 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 479 insertions(+), 1 deletion(-) create mode 100644 examples/seeking/cdparanoia.c create mode 100644 examples/seeking/cdplayer.c diff --git a/examples/seeking/Makefile.am b/examples/seeking/Makefile.am index b1dac9c..bb427f7 100644 --- a/examples/seeking/Makefile.am +++ b/examples/seeking/Makefile.am @@ -1,4 +1,4 @@ -examples = seek spider_seek +examples = seek spider_seek cdplayer cdparanoia noinst_PROGRAMS = $(examples) diff --git a/examples/seeking/cdparanoia.c b/examples/seeking/cdparanoia.c new file mode 100644 index 0000000..b735b4a --- /dev/null +++ b/examples/seeking/cdparanoia.c @@ -0,0 +1,168 @@ +#include +#include +#include + +static void +get_track_info (GstElement *cdparanoia) +{ + GstFormat track_format; + gint64 total_tracks, total_time; + GstPad *pad; + const GstFormat *formats; + gint i; + gint64 time_count = 0; + + track_format = gst_format_get_by_nick ("track"); + g_assert (track_format != 0); + + pad = gst_element_get_pad (cdparanoia, "src"); + formats = gst_pad_get_formats (pad); + + /* we loop over all supported formats and report the total + * number of them */ + while (*formats) { + const GstFormatDefinition *definition; + gint64 total; + gboolean res; + + definition = gst_format_get_details (*formats); + + res = gst_pad_query (pad, GST_PAD_QUERY_TOTAL, + (GstFormat *)formats, &total); + if (res) { + if (*formats == GST_FORMAT_TIME) + g_print ("%s total: %lld:%lld\n", definition->nick, total/60, total%60); + else + g_print ("%s total: %lld\n", definition->nick, total); + + if (*formats == track_format) + total_tracks = total; + else if (*formats == GST_FORMAT_TIME) + total_time = total; + } + else + g_print ("failed to get %s total\n", definition->nick); + + formats++; + } + + /* then we loop over all the tracks to get more info. + * since pad_convert always works from 0, the time from track 1 needs + * to be substracted from track 2 */ + for (i = 0; i <= total_tracks; i++) { + gint64 time; + gboolean res; + + if (i < total_tracks) { + GstFormat format; + + format = GST_FORMAT_TIME; + res = gst_pad_convert (pad, track_format, i, + &format, &time); + } + else { + time = total_time; + res = TRUE; + } + + if (res) { + /* for the first track (i==0) we wait until we have the + * time of the next track */ + if (i > 0) { + gint64 length = time - time_count; + + g_print ("track %d: %lld:%02lld -> %lld:%02lld, length: %lld:%02lld\n", i-1, + time_count/60, time_count%60, + time/60, time%60, + length/60, length%60); + } + } + else { + g_print ("could not get time for track %d\n", i); + } + + time_count = time; + } +} + +int +main (int argc, char **argv) +{ + GstElement *pipeline; + GstElement *cdparanoia; + GstElement *osssink; + GstPad *pad; + GstFormat track_format; + GstEvent *event; + gint count; + + gst_init (&argc, &argv); + + pipeline = gst_pipeline_new ("pipeline"); + + cdparanoia = gst_element_factory_make ("cdparanoia", "cdparanoia"); + g_assert (cdparanoia); + g_object_set (G_OBJECT (cdparanoia), "paranoia_mode", 0, NULL); + + osssink = gst_element_factory_make ("osssink", "osssink"); + g_assert (osssink); + + gst_bin_add (GST_BIN (pipeline), cdparanoia); + gst_bin_add (GST_BIN (pipeline), osssink); + + gst_element_connect_pads (cdparanoia, "src", osssink, "sink"); + + g_signal_connect (G_OBJECT (pipeline), "deep_notify", + G_CALLBACK (gst_element_default_deep_notify), NULL); + + gst_element_set_state (pipeline, GST_STATE_PAUSED); + + /* now we go into probe mode */ + get_track_info (cdparanoia); + + track_format = gst_format_get_by_nick ("track"); + g_assert (track_format != 0); + + pad = gst_element_get_pad (cdparanoia, "src"); + g_assert (pad); + + g_print ("playing from track 3\n"); + /* seek to track3 */ + event = gst_event_new_seek (track_format | + GST_SEEK_METHOD_SET | + GST_SEEK_FLAG_FLUSH, + 3); + + gst_pad_send_event (pad, event); + gst_element_set_state (pipeline, GST_STATE_PLAYING); + + count = 0; + while (gst_bin_iterate (GST_BIN (pipeline))) { + if (count++ > 500) + break; + } + gst_element_set_state (pipeline, GST_STATE_PAUSED); + + g_print ("playing track 3 only\n"); + /* seek to track3 */ + event = gst_event_new_segment_seek (track_format | + GST_SEEK_METHOD_SET | + GST_SEEK_FLAG_FLUSH, + 3, 4); + gst_pad_send_event (pad, event); + gst_element_set_state (pipeline, GST_STATE_PLAYING); + + count = 0; + while (gst_bin_iterate (GST_BIN (pipeline))) { + if (count++ > 500) + break; + } + + /* shutdown everything again */ + gst_element_set_state (pipeline, GST_STATE_NULL); + + gst_buffer_print_stats(); + gst_event_print_stats(); + + return 0; +} diff --git a/examples/seeking/cdplayer.c b/examples/seeking/cdplayer.c new file mode 100644 index 0000000..a833c67 --- /dev/null +++ b/examples/seeking/cdplayer.c @@ -0,0 +1,310 @@ +#include +#include +#include +#include +#include + +static GList *seekable_elements = NULL; + +static GstElement *pipeline; +static GtkAdjustment *adjustment; +static gboolean stats = FALSE; +static guint64 duration; + +static guint update_id; + +//#define SOURCE "gnomevfssrc" +#define SOURCE "filesrc" + +#define UPDATE_INTERVAL 500 + +static GstElement* +make_cdaudio_pipeline (gboolean thread) +{ + GstElement *pipeline; + GstElement *cdaudio; + + if (thread) { + pipeline = gst_thread_new ("app"); + } + else { + pipeline = gst_pipeline_new ("app"); + } + + cdaudio = gst_element_factory_make ("cdaudio", "cdaudio"); + + gst_bin_add (GST_BIN (pipeline), cdaudio); + + seekable_elements = g_list_prepend (seekable_elements, cdaudio); + + return pipeline; +} + +static gchar* +format_value (GtkScale *scale, + gdouble value) +{ + gint64 real; + gint64 seconds; + gint64 subseconds; + + real = value * duration / 100; + seconds = (gint64) real / GST_SECOND; + subseconds = (gint64) real / (GST_SECOND / 100); + + return g_strdup_printf ("%02lld:%02lld:%02lld", + seconds/60, + seconds%60, + subseconds%100); +} + +typedef struct +{ + const gchar *name; + const GstFormat format; +} seek_format; + +static seek_format seek_formats[] = +{ + { "tim", GST_FORMAT_TIME }, + { "byt", GST_FORMAT_BYTES }, + { "unt", GST_FORMAT_UNITS }, + { "buf", GST_FORMAT_BUFFERS }, + { "def", GST_FORMAT_DEFAULT }, + { NULL, 0 }, +}; + + +G_GNUC_UNUSED static void +query_durations () +{ + GList *walk = seekable_elements; + + while (walk) { + GstElement *element = GST_ELEMENT (walk->data); + gint i = 0; + + g_print ("durations %8.8s: ", GST_ELEMENT_NAME (element)); + while (seek_formats[i].name) { + gboolean res; + gint64 value; + GstFormat format; + + format = seek_formats[i].format; + res = gst_element_query (element, GST_PAD_QUERY_TOTAL, &format, &value); + if (res) { + g_print ("%s %13lld | ", seek_formats[i].name, value); + } + else { + g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*"); + } + i++; + } + g_print (" %s\n", GST_ELEMENT_NAME (element)); + walk = g_list_next (walk); + } +} + +G_GNUC_UNUSED static void +query_positions () +{ + 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) { + gboolean res; + gint64 value; + GstFormat format; + + format = seek_formats[i].format; + res = gst_element_query (element, GST_PAD_QUERY_POSITION, &format, &value); + if (res) { + g_print ("%s %13lld | ", seek_formats[i].name, value); + } + else { + g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*"); + } + i++; + } + g_print (" %s\n", GST_ELEMENT_NAME (element)); + walk = g_list_next (walk); + } +} + +static gboolean +update_scale (gpointer data) +{ + GstClock *clock; + guint64 position; + GstFormat format = GST_FORMAT_TIME; + + duration = 0; + clock = gst_bin_get_clock (GST_BIN (pipeline)); + + if (seekable_elements) { + GstElement *element = GST_ELEMENT (seekable_elements->data); + gst_element_query (element, GST_PAD_QUERY_TOTAL, &format, &duration); + } + position = gst_clock_get_time (clock); + + if (stats) { + g_print ("clock: %13llu (%s)\n", position, gst_object_get_name (GST_OBJECT (clock))); + query_durations (); + query_positions (); + } + if (duration > 0) { + gtk_adjustment_set_value (adjustment, position * 100.0 / duration); + } + + return TRUE; +} + +static gboolean +iterate (gpointer data) +{ + gboolean res = TRUE; + + res = gst_bin_iterate (GST_BIN (data)); + if (!res) { + gtk_timeout_remove (update_id); + g_print ("stopping iterations\n"); + } + return res; +} + +static gboolean +start_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data) +{ + gst_element_set_state (pipeline, GST_STATE_PAUSED); + gtk_timeout_remove (update_id); + + return FALSE; +} + +static gboolean +stop_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data) +{ + gint64 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100; + gboolean res; + GstEvent *s_event; + GList *walk = seekable_elements; + + while (walk) { + GstElement *seekable = GST_ELEMENT (walk->data); + + g_print ("seek to %lld on element %s\n", real, GST_ELEMENT_NAME (seekable)); + s_event = gst_event_new_seek (GST_FORMAT_TIME | + GST_SEEK_METHOD_SET | + GST_SEEK_FLAG_FLUSH, real); + + res = gst_element_send_event (seekable, s_event); + + walk = g_list_next (walk); + } + + gst_element_set_state (pipeline, GST_STATE_PLAYING); + if (!GST_FLAG_IS_SET (pipeline, GST_BIN_SELF_SCHEDULABLE)) + gtk_idle_add ((GtkFunction) iterate, pipeline); + update_id = gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline); + + return FALSE; +} + +static void +play_cb (GtkButton * button, gpointer data) +{ + if (gst_element_get_state (pipeline) != GST_STATE_PLAYING) { + gst_element_set_state (pipeline, GST_STATE_PLAYING); + if (!GST_FLAG_IS_SET (pipeline, GST_BIN_SELF_SCHEDULABLE)) + gtk_idle_add ((GtkFunction) iterate, pipeline); + update_id = gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline); + } +} + +static void +pause_cb (GtkButton * button, gpointer data) +{ + if (gst_element_get_state (pipeline) != GST_STATE_PAUSED) { + gst_element_set_state (pipeline, GST_STATE_PAUSED); + gtk_timeout_remove (update_id); + } +} + +static void +stop_cb (GtkButton * button, gpointer data) +{ + if (gst_element_get_state (pipeline) != GST_STATE_READY) { + gst_element_set_state (pipeline, GST_STATE_READY); + gtk_timeout_remove (update_id); + } +} + +int +main (int argc, char **argv) +{ + GtkWidget *window, *hbox, *vbox, + *play_button, *pause_button, *stop_button, + *hscale; + gboolean threaded = FALSE; + struct poptOption options[] = { + {"threaded", 't', POPT_ARG_NONE|POPT_ARGFLAG_STRIP, &threaded, 0, + "Run the pipeline in a toplevel thread", NULL}, + {"stats", 's', POPT_ARG_NONE|POPT_ARGFLAG_STRIP, &stats, 0, + "Show element stats", NULL}, + POPT_TABLEEND + }; + + gst_init_with_popt_table (&argc, &argv, options); + gtk_init (&argc, &argv); + + pipeline = make_cdaudio_pipeline (threaded); + + /* initialize gui elements ... */ + window = gtk_window_new (GTK_WINDOW_TOPLEVEL); + hbox = gtk_hbox_new (FALSE, 0); + vbox = gtk_vbox_new (FALSE, 0); + play_button = gtk_button_new_with_label ("play"); + pause_button = gtk_button_new_with_label ("pause"); + stop_button = gtk_button_new_with_label ("stop"); + + adjustment = GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.00, 100.0, 0.1, 1.0, 1.0)); + hscale = gtk_hscale_new (adjustment); + gtk_scale_set_digits (GTK_SCALE (hscale), 2); + gtk_range_set_update_policy (GTK_RANGE (hscale), GTK_UPDATE_CONTINUOUS); + + gtk_signal_connect(GTK_OBJECT(hscale), + "button_press_event", G_CALLBACK (start_seek), pipeline); + gtk_signal_connect(GTK_OBJECT(hscale), + "button_release_event", G_CALLBACK (stop_seek), pipeline); + gtk_signal_connect(GTK_OBJECT(hscale), + "format_value", G_CALLBACK (format_value), pipeline); + + /* do the packing stuff ... */ + gtk_window_set_default_size (GTK_WINDOW (window), 96, 96); + gtk_container_add (GTK_CONTAINER (window), vbox); + gtk_container_add (GTK_CONTAINER (vbox), hbox); + 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 (vbox), hscale, TRUE, TRUE, 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 (window), "delete_event", gtk_main_quit, NULL); + + /* show the gui. */ + gtk_widget_show_all (window); + + gtk_main (); + + gst_buffer_print_stats(); + gst_event_print_stats(); + + return 0; +} -- 2.7.4