mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-28 04:31:06 +00:00
Added little test apps for cdplayer and cdparanoia
Original commit message from CVS: Added little test apps for cdplayer and cdparanoia
This commit is contained in:
Wim Taymans
parent
5207b79805
commit
93dc5d5189
7 changed files with 959 additions and 3 deletions
|
|
@ -1,4 +1,4 @@
|
|||
examples = seek spider_seek
|
||||
examples = seek spider_seek cdplayer cdparanoia
|
||||
|
||||
noinst_PROGRAMS = $(examples)
|
||||
|
||||
|
|
|
|||
168
examples/seeking/cdparanoia.c
Normal file
168
examples/seeking/cdparanoia.c
Normal file
|
|
@ -0,0 +1,168 @@
|
|||
#include <stdlib.h>
|
||||
#include <gst/gst.h>
|
||||
#include <string.h>
|
||||
|
||||
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;
|
||||
}
|
||||
310
examples/seeking/cdplayer.c
Normal file
310
examples/seeking/cdplayer.c
Normal file
|
|
@ -0,0 +1,310 @@
|
|||
#include <stdlib.h>
|
||||
#include <glib.h>
|
||||
#include <gtk/gtk.h>
|
||||
#include <gst/gst.h>
|
||||
#include <string.h>
|
||||
|
||||
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;
|
||||
}
|
||||
|
|
@ -1,4 +1,4 @@
|
|||
examples = seek spider_seek
|
||||
examples = seek spider_seek cdplayer cdparanoia
|
||||
|
||||
noinst_PROGRAMS = $(examples)
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
examples = seek spider_seek
|
||||
examples = seek spider_seek cdplayer cdparanoia
|
||||
|
||||
noinst_PROGRAMS = $(examples)
|
||||
|
||||
|
|
|
|||
168
tests/old/examples/seek/cdparanoia.c
Normal file
168
tests/old/examples/seek/cdparanoia.c
Normal file
|
|
@ -0,0 +1,168 @@
|
|||
#include <stdlib.h>
|
||||
#include <gst/gst.h>
|
||||
#include <string.h>
|
||||
|
||||
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;
|
||||
}
|
||||
310
tests/old/examples/seek/cdplayer.c
Normal file
310
tests/old/examples/seek/cdplayer.c
Normal file
|
|
@ -0,0 +1,310 @@
|
|||
#include <stdlib.h>
|
||||
#include <glib.h>
|
||||
#include <gtk/gtk.h>
|
||||
#include <gst/gst.h>
|
||||
#include <string.h>
|
||||
|
||||
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;
|
||||
}
|
||||
Loading…
Reference in a new issue