examples/seeking/seek.c: Updated seek example.

Original commit message from CVS:
* examples/seeking/seek.c: (make_vorbis_theora_pipeline),
(query_rates), (query_positions_elems), (query_positions_pads),
(do_seek):
Updated seek example.
This commit is contained in:
Wim Taymans 2005-06-02 13:33:40 +00:00
parent 12c87a2f39
commit 239bdbcd62
3 changed files with 59 additions and 24 deletions

View file

@ -1,3 +1,10 @@
2005-06-02 Wim Taymans <wim@fluendo.com>
* examples/seeking/seek.c: (make_vorbis_theora_pipeline),
(query_rates), (query_positions_elems), (query_positions_pads),
(do_seek):
Updated seek example.
2005-06-02 Andy Wingo <wingo@pobox.com>
* pkgconfig/gstreamer-libs-uninstalled.pc.in (prefix):

View file

@ -28,6 +28,7 @@ static gulong changed_id;
#define VSINK "xvimagesink"
//#define VSINK "ximagesink"
//#define VSINK "aasink"
//#define VSINK "cacasink"
#define UPDATE_INTERVAL 500
@ -393,18 +394,22 @@ make_vorbis_theora_pipeline (const gchar * location)
a_convert = gst_element_factory_make_or_warn ("audioconvert", "a_convert");
audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
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);
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_bin_add (GST_BIN (pipeline), audio_bin);
gst_element_link (a_queue, a_decoder);
gst_element_link (a_decoder, a_convert);
gst_element_link (a_convert, audiosink);
setup_dynamic_link (demux, NULL, gst_element_get_pad (a_queue, "sink"), NULL);
gst_element_add_ghost_pad (audio_bin, gst_element_get_pad (a_queue, "sink"),
"sink");
setup_dynamic_link (demux, NULL, gst_element_get_pad (audio_bin, "sink"),
NULL);
video_bin = gst_bin_new ("v_decoder_bin");
v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
@ -412,16 +417,21 @@ make_vorbis_theora_pipeline (const gchar * location)
v_convert =
gst_element_factory_make_or_warn ("ffmpegcolorspace", "v_convert");
videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
gst_element_link_many (v_queue, v_decoder, v_convert, videosink, NULL);
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), videosink);
gst_bin_add (GST_BIN (pipeline), video_bin);
gst_element_link_many (v_queue, v_decoder, v_convert, videosink, NULL);
setup_dynamic_link (demux, NULL, gst_element_get_pad (v_queue, "sink"), NULL);
gst_element_add_ghost_pad (video_bin, gst_element_get_pad (v_queue, "sink"),
"sink");
setup_dynamic_link (demux, NULL, gst_element_get_pad (video_bin, "sink"),
NULL);
seekable = gst_element_get_pad (a_decoder, "src");
seekable_pads = g_list_prepend (seekable_pads, seekable);
@ -943,7 +953,7 @@ static void
do_seek (GtkWidget * widget)
{
gint64 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
gboolean res;
gboolean res = FALSE;
GstEvent *s_event;
if (!elem_seek) {
@ -968,8 +978,9 @@ do_seek (GtkWidget * widget)
while (walk) {
GstElement *seekable = GST_ELEMENT (walk->data);
g_print ("seek to %" G_GINT64_FORMAT " on element %s\n", real,
gst_element_get_name (seekable));
g_print ("seek to %" GST_TIME_FORMAT " on element %s\n",
GST_TIME_ARGS (real), GST_ELEMENT_NAME (seekable));
s_event =
gst_event_new_seek (GST_FORMAT_TIME | GST_SEEK_METHOD_SET |
GST_SEEK_FLAG_FLUSH, real);
@ -980,7 +991,10 @@ do_seek (GtkWidget * widget)
}
}
GST_PIPELINE (pipeline)->stream_time = real;
if (res)
GST_PIPELINE (pipeline)->stream_time = real;
else
g_print ("seek failed\n");
}
static void

View file

@ -28,6 +28,7 @@ static gulong changed_id;
#define VSINK "xvimagesink"
//#define VSINK "ximagesink"
//#define VSINK "aasink"
//#define VSINK "cacasink"
#define UPDATE_INTERVAL 500
@ -393,18 +394,22 @@ make_vorbis_theora_pipeline (const gchar * location)
a_convert = gst_element_factory_make_or_warn ("audioconvert", "a_convert");
audiosink = gst_element_factory_make_or_warn (ASINK, "a_sink");
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);
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_bin_add (GST_BIN (pipeline), audio_bin);
gst_element_link (a_queue, a_decoder);
gst_element_link (a_decoder, a_convert);
gst_element_link (a_convert, audiosink);
setup_dynamic_link (demux, NULL, gst_element_get_pad (a_queue, "sink"), NULL);
gst_element_add_ghost_pad (audio_bin, gst_element_get_pad (a_queue, "sink"),
"sink");
setup_dynamic_link (demux, NULL, gst_element_get_pad (audio_bin, "sink"),
NULL);
video_bin = gst_bin_new ("v_decoder_bin");
v_queue = gst_element_factory_make_or_warn ("queue", "v_queue");
@ -412,16 +417,21 @@ make_vorbis_theora_pipeline (const gchar * location)
v_convert =
gst_element_factory_make_or_warn ("ffmpegcolorspace", "v_convert");
videosink = gst_element_factory_make_or_warn (VSINK, "v_sink");
gst_element_link_many (v_queue, v_decoder, v_convert, videosink, NULL);
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), videosink);
gst_bin_add (GST_BIN (pipeline), video_bin);
gst_element_link_many (v_queue, v_decoder, v_convert, videosink, NULL);
setup_dynamic_link (demux, NULL, gst_element_get_pad (v_queue, "sink"), NULL);
gst_element_add_ghost_pad (video_bin, gst_element_get_pad (v_queue, "sink"),
"sink");
setup_dynamic_link (demux, NULL, gst_element_get_pad (video_bin, "sink"),
NULL);
seekable = gst_element_get_pad (a_decoder, "src");
seekable_pads = g_list_prepend (seekable_pads, seekable);
@ -943,7 +953,7 @@ static void
do_seek (GtkWidget * widget)
{
gint64 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
gboolean res;
gboolean res = FALSE;
GstEvent *s_event;
if (!elem_seek) {
@ -968,8 +978,9 @@ do_seek (GtkWidget * widget)
while (walk) {
GstElement *seekable = GST_ELEMENT (walk->data);
g_print ("seek to %" G_GINT64_FORMAT " on element %s\n", real,
gst_element_get_name (seekable));
g_print ("seek to %" GST_TIME_FORMAT " on element %s\n",
GST_TIME_ARGS (real), GST_ELEMENT_NAME (seekable));
s_event =
gst_event_new_seek (GST_FORMAT_TIME | GST_SEEK_METHOD_SET |
GST_SEEK_FLAG_FLUSH, real);
@ -980,7 +991,10 @@ do_seek (GtkWidget * widget)
}
}
GST_PIPELINE (pipeline)->stream_time = real;
if (res)
GST_PIPELINE (pipeline)->stream_time = real;
else
g_print ("seek failed\n");
}
static void