mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Adding visualization.
Original commit message from CVS: Adding visualization. Removing interfaces. Preparing videoswitch integration.
This commit is contained in:
Julien Moutte
parent
1e724cb7a0
commit
eb652be7e1
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@ -23,10 +23,6 @@
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#include "gstplay.h"
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#include <gst/xoverlay/xoverlay.h>
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#include <gst/navigation/navigation.h>
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#include <gst/mixer/mixer.h>
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enum
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{
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TIME_TICK,
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@ -49,7 +45,7 @@ static gboolean
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gst_play_pipeline_setup (GstPlay *play)
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{
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GstElement *work_thread, *video_thread;
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GstElement *source, *autoplugger;
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GstElement *source, *autoplugger, *video_switch;
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GstElement *video_queue, *video_colorspace, *video_scaler, *video_sink;
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GstElement *audio_thread, *audio_queue, *audio_volume, *audio_sink;
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GstElement *audio_tee, *vis_thread, *vis_queue, *vis_element;
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@ -58,8 +54,8 @@ gst_play_pipeline_setup (GstPlay *play)
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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work_thread = gst_thread_new ("work_thread");
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if (!GST_IS_THREAD (work_thread))
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work_thread = gst_element_factory_make ("thread", "work_thread");
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if (!GST_IS_ELEMENT (work_thread))
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return FALSE;
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g_hash_table_insert (play->elements, "work_thread", work_thread);
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@ -83,8 +79,8 @@ gst_play_pipeline_setup (GstPlay *play)
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/* Creating our video output bin
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{ queue ! colorspace ! videoscale ! fakesink } */
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video_thread = gst_thread_new ("video_thread");
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if (!GST_IS_THREAD (video_thread))
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video_thread = gst_element_factory_make ("thread", "video_thread");
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if (!GST_IS_ELEMENT (video_thread))
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return FALSE;
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g_hash_table_insert (play->elements, "video_thread", video_thread);
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@ -130,13 +126,23 @@ gst_play_pipeline_setup (GstPlay *play)
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gst_element_get_pad (video_queue, "sink"),
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"sink");
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/* Connecting video output to autoplugger */
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gst_element_link (autoplugger, video_thread);
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video_switch = gst_element_factory_make ("videoswitch",
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"video_switch");
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if (!GST_IS_ELEMENT (video_switch))
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return FALSE;
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g_hash_table_insert (play->elements, "video_switch", video_switch);
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gst_bin_add (GST_BIN (work_thread), video_switch);
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/* Connecting autoplugger to video switch and video switch to video output */
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gst_element_link (autoplugger, video_switch);
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gst_element_link (video_switch, video_thread);
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/* Creating our audio output bin
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{ queue ! volume ! tee ! { queue ! goom } ! fakesink } */
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audio_thread = gst_thread_new ("audio_thread");
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if (!GST_IS_THREAD (audio_thread))
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audio_thread = gst_element_factory_make ("thread", "audio_thread");
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if (!GST_IS_ELEMENT (audio_thread))
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return FALSE;
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g_hash_table_insert (play->elements, "audio_thread", audio_thread);
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@ -177,8 +183,8 @@ gst_play_pipeline_setup (GstPlay *play)
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g_hash_table_insert (play->elements, "audio_sink", audio_sink);
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/* Visualization thread */
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vis_thread = gst_thread_new ("vis_thread");
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if (!GST_IS_THREAD (vis_thread))
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vis_thread = gst_element_factory_make ("thread", "vis_thread");
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if (!GST_IS_ELEMENT (vis_thread))
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return FALSE;
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g_hash_table_insert (play->elements, "vis_thread", vis_thread);
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@ -236,7 +242,12 @@ gst_play_tick_callback (GstPlay *play)
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GstClock *clock = NULL;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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if (!GST_IS_PLAY (play))
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{
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play->tick_id = 0;
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return FALSE;
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}
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clock = gst_bin_get_clock (GST_BIN (play));
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play->time_nanos = gst_clock_get_time (clock);
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@ -244,7 +255,63 @@ gst_play_tick_callback (GstPlay *play)
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g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
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0,play->time_nanos);
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return (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING);
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if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING)
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return TRUE;
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else
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{
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play->tick_id = 0;
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return FALSE;
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}
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}
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static gboolean
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gst_play_get_length_callback (GstPlay *play)
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{
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GstElement *audio_sink_element, *video_sink_element;
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GstFormat format = GST_FORMAT_TIME;
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gint64 value;
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gboolean q = FALSE;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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/* We try to get length from all real sink elements */
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audio_sink_element = g_hash_table_lookup (play->elements,
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"audio_sink_element");
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video_sink_element = g_hash_table_lookup (play->elements,
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"video_sink_element");
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if (!GST_IS_ELEMENT (audio_sink_element) &&
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!GST_IS_ELEMENT (video_sink_element))
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{
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play->length_id = 0;
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return FALSE;
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}
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/* Audio first and then Video */
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q = gst_element_query (audio_sink_element, GST_QUERY_TOTAL, &format, &value);
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if (!q)
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q = gst_element_query (video_sink_element, GST_QUERY_TOTAL, &format,
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&value);
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if (q)
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{
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play->length_nanos = value;
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g_signal_emit (G_OBJECT (play), gst_play_signals[STREAM_LENGTH],
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0,play->length_nanos);
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play->length_id = 0;
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return FALSE;
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}
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play->get_length_attempt++;
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/* We try 16 times */
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if (play->get_length_attempt > 15)
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{
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play->length_id = 0;
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return FALSE;
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}
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else
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return TRUE;
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}
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static void
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@ -260,69 +327,32 @@ gst_play_state_change (GstElement *element, GstElementState old,
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if (state == GST_STATE_PLAYING)
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{
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g_timeout_add (200, (GSourceFunc) gst_play_tick_callback, play);
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if (play->tick_id)
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{
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g_source_remove (play->tick_id);
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play->tick_id = 0;
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}
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play->tick_id = g_timeout_add (200, (GSourceFunc) gst_play_tick_callback,
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play);
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play->get_length_attempt = 0;
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if (play->length_id)
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{
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g_source_remove (play->length_id);
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play->length_id = 0;
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}
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play->length_id = g_timeout_add (200,
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(GSourceFunc) gst_play_get_length_callback,
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play);
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}
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if (GST_ELEMENT_CLASS (parent_class)->state_change)
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GST_ELEMENT_CLASS (parent_class)->state_change (element, old, state);
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}
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/* =========================================== */
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/* */
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/* Interfaces */
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/* */
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/* =========================================== */
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static gboolean
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gst_play_interface_supported (GstInterface *iface, GType type)
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{
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g_assert (type == GST_TYPE_NAVIGATION ||
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type == GST_TYPE_X_OVERLAY ||
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type == GST_TYPE_MIXER);
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return TRUE;
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}
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static void
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gst_play_interface_init (GstInterfaceClass *klass)
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{
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klass->supported = gst_play_interface_supported;
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}
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static void
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gst_play_navigation_send_event (GstNavigation *navigation,
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GstStructure *structure)
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{
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}
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static void
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gst_play_navigation_init (GstNavigationInterface *iface)
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{
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iface->send_event = gst_play_navigation_send_event;
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}
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static void
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gst_play_set_xwindow_id (GstXOverlay *overlay, XID xwindow_id)
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{
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}
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static void
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gst_play_xoverlay_init (GstXOverlayClass *iface)
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{
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iface->set_xwindow_id = gst_play_set_xwindow_id;
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}
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static void
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gst_play_mixer_init (GstMixerClass *klass)
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{
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klass->list_tracks = NULL;
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klass->set_volume = NULL;
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klass->get_volume = NULL;
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klass->set_mute = NULL;
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klass->set_record = NULL;
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}
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/* =========================================== */
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/* */
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/* Init & Dispose & Class init */
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@ -338,6 +368,18 @@ gst_play_dispose (GObject *object)
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g_return_if_fail (GST_IS_PLAY (object));
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play = GST_PLAY (object);
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if (play->length_id)
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{
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g_source_remove (play->length_id);
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play->length_id = 0;
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}
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if (play->tick_id)
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{
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g_source_remove (play->tick_id);
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play->tick_id = 0;
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}
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if (play->location)
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{
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@ -427,13 +469,13 @@ gst_play_set_location (GstPlay *play, const char *location)
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gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
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work_thread = g_hash_table_lookup (play->elements, "work_thread");
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if (!GST_IS_THREAD (work_thread))
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if (!GST_IS_ELEMENT (work_thread))
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return FALSE;
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video_thread = g_hash_table_lookup (play->elements, "video_thread");
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if (!GST_IS_THREAD (video_thread))
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if (!GST_IS_ELEMENT (video_thread))
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return FALSE;
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audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
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if (!GST_IS_THREAD (audio_thread))
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if (!GST_IS_ELEMENT (audio_thread))
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return FALSE;
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source = g_hash_table_lookup (play->elements, "source");
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if (!GST_IS_ELEMENT (source))
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@ -498,9 +540,31 @@ gst_play_get_location (GstPlay *play)
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gboolean
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gst_play_seek_to_time (GstPlay * play, gint64 time_nanos)
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{
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GstElement *audio_sink_element;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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if (time_nanos < 0LL)
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time_nanos = 0LL;
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audio_sink_element = g_hash_table_lookup (play->elements,
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"audio_sink_element");
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if (GST_IS_ELEMENT (audio_sink_element))
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{
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gboolean s = FALSE;
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GstClock *clock = gst_bin_get_clock (GST_BIN (play));
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s = gst_element_seek (audio_sink_element, GST_FORMAT_TIME |
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GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH,
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time_nanos);
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if (s)
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{
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play->time_nanos = gst_clock_get_time (clock);
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g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
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0,play->time_nanos);
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}
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}
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return TRUE;
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}
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@ -527,7 +591,7 @@ gst_play_set_data_src (GstPlay *play, GstElement *data_src)
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/* Getting needed objects */
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work_thread = g_hash_table_lookup (play->elements, "work_thread");
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if (!GST_IS_THREAD (work_thread))
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if (!GST_IS_ELEMENT (work_thread))
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return FALSE;
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old_data_src = g_hash_table_lookup (play->elements, "source");
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if (!GST_IS_ELEMENT (old_data_src))
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@ -572,7 +636,7 @@ gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
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/* Getting needed objects */
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video_thread = g_hash_table_lookup (play->elements, "video_thread");
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if (!GST_IS_THREAD (video_thread))
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if (!GST_IS_ELEMENT (video_thread))
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return FALSE;
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old_video_sink = g_hash_table_lookup (play->elements, "video_sink");
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if (!GST_IS_ELEMENT (old_video_sink))
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@ -616,7 +680,7 @@ gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
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gboolean
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gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
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{
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GstElement *old_audio_sink, *audio_thread;
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GstElement *old_audio_sink, *audio_thread, *audio_sink_element;
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GstPad *audio_tee_pad1, *audio_sink_pad, *old_audio_sink_pad;
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g_return_val_if_fail (play != NULL, FALSE);
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@ -635,7 +699,7 @@ gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
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if (!GST_IS_PAD (old_audio_sink_pad))
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return FALSE;
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audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
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if (!GST_IS_THREAD (audio_thread))
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if (!GST_IS_ELEMENT (audio_thread))
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return FALSE;
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audio_tee_pad1 = g_hash_table_lookup (play->elements, "audio_tee_pad1");
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if (!GST_IS_PAD (audio_tee_pad1))
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@ -654,6 +718,119 @@ gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
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g_hash_table_replace (play->elements, "audio_sink", audio_sink);
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g_hash_table_replace (play->elements, "audio_sink_pad", audio_sink_pad);
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audio_sink_element = gst_play_get_sink_element (play, audio_sink,
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GST_PLAY_SINK_TYPE_AUDIO);
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if (GST_IS_ELEMENT (audio_sink_element))
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{
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g_hash_table_replace (play->elements, "audio_sink_element",
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audio_sink_element);
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}
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return TRUE;
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}
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/**
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* gst_play_set_visualization:
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* @play: a #GstPlay.
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* @element: a #GstElement.
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*
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* Set @video_sink as the video sink element of @play.
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*
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* Returns: TRUE if call succeeded.
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*/
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gboolean
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gst_play_set_visualization (GstPlay *play, GstElement *vis_element)
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{
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GstElement *old_vis_element, *vis_thread, *vis_queue, *video_switch;
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gboolean was_playing = FALSE;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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/* We bring back the pipeline to READY */
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if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING)
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{
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gst_element_set_state (GST_ELEMENT (play), GST_STATE_PAUSED);
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was_playing = TRUE;
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}
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/* Getting needed objects */
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vis_thread = g_hash_table_lookup (play->elements, "vis_thread");
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if (!GST_IS_ELEMENT (vis_thread))
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return FALSE;
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old_vis_element = g_hash_table_lookup (play->elements, "vis_element");
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if (!GST_IS_ELEMENT (old_vis_element))
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return FALSE;
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vis_queue = g_hash_table_lookup (play->elements, "vis_queue");
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if (!GST_IS_ELEMENT (vis_queue))
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return FALSE;
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video_switch = g_hash_table_lookup (play->elements, "video_switch");
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if (!GST_IS_ELEMENT (video_switch))
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return FALSE;
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/* Unlinking, removing the old element then adding and linking the new one */
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gst_element_unlink (vis_queue, old_vis_element);
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gst_element_unlink (old_vis_element, video_switch);
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gst_bin_remove (GST_BIN (vis_thread), old_vis_element);
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gst_bin_add (GST_BIN (vis_thread), vis_element);
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gst_element_link (vis_queue, vis_element);
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gst_element_link (vis_element, video_switch);
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if (was_playing)
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gst_element_set_state (GST_ELEMENT (play), GST_STATE_PLAYING);
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return TRUE;
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}
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/**
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* gst_play_connect_visualization:
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* @play: a #GstPlay.
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* @connect: a #gboolean indicating wether or not
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* visualization should be connected.
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*
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* Connect or disconnect visualization bin in @play.
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*
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* Returns: TRUE if call succeeded.
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*/
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gboolean
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gst_play_connect_visualization (GstPlay * play, gboolean connect)
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{
|
||||
GstPad *audio_tee_pad2, *vis_thread_pad;
|
||||
gboolean connected = FALSE, was_playing = FALSE;
|
||||
|
||||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
|
||||
|
||||
vis_thread_pad = g_hash_table_lookup (play->elements, "vis_thread_pad");
|
||||
if (!GST_IS_PAD (vis_thread_pad))
|
||||
return FALSE;
|
||||
audio_tee_pad2 = g_hash_table_lookup (play->elements, "audio_tee_pad2");
|
||||
if (!GST_IS_PAD (audio_tee_pad2))
|
||||
return FALSE;
|
||||
|
||||
if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING)
|
||||
{
|
||||
gst_element_set_state (GST_ELEMENT (play), GST_STATE_PAUSED);
|
||||
was_playing = TRUE;
|
||||
}
|
||||
|
||||
if (gst_pad_get_peer (vis_thread_pad) != NULL)
|
||||
connected = TRUE;
|
||||
else
|
||||
connected = FALSE;
|
||||
|
||||
if ((connect) && (!connected))
|
||||
{
|
||||
gst_pad_link (audio_tee_pad2, vis_thread_pad);
|
||||
}
|
||||
else if ((!connect) && (connected))
|
||||
{
|
||||
gst_pad_unlink (audio_tee_pad2, vis_thread_pad);
|
||||
}
|
||||
|
||||
if (was_playing)
|
||||
gst_element_set_state (GST_ELEMENT (play), GST_STATE_PLAYING);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
|
@ -809,38 +986,9 @@ gst_play_get_type (void)
|
|||
(GInstanceInitFunc) gst_play_init,
|
||||
NULL
|
||||
};
|
||||
static const GInterfaceInfo iface_info = {
|
||||
(GInterfaceInitFunc) gst_play_interface_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
static const GInterfaceInfo navigation_info = {
|
||||
(GInterfaceInitFunc) gst_play_navigation_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
static const GInterfaceInfo overlay_info = {
|
||||
(GInterfaceInitFunc) gst_play_xoverlay_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
static const GInterfaceInfo mixer_info = {
|
||||
(GInterfaceInitFunc) gst_play_mixer_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
|
||||
play_type = g_type_register_static (GST_TYPE_PIPELINE, "GstPlay",
|
||||
&play_info, 0);
|
||||
|
||||
g_type_add_interface_static (play_type, GST_TYPE_INTERFACE,
|
||||
&iface_info);
|
||||
g_type_add_interface_static (play_type, GST_TYPE_NAVIGATION,
|
||||
&navigation_info);
|
||||
g_type_add_interface_static (play_type, GST_TYPE_X_OVERLAY,
|
||||
&overlay_info);
|
||||
g_type_add_interface_static (play_type, GST_TYPE_MIXER,
|
||||
&mixer_info);
|
||||
}
|
||||
|
||||
return play_type;
|
||||
|
|
|
|||
|
|
@ -50,6 +50,11 @@ struct _GstPlay
|
|||
gint64 time_nanos;
|
||||
gint64 length_nanos;
|
||||
|
||||
gint get_length_attempt;
|
||||
|
||||
guint tick_id;
|
||||
guint length_id;
|
||||
|
||||
GST_OBJECT_PADDING
|
||||
};
|
||||
|
||||
|
|
@ -66,9 +71,7 @@ struct _GstPlayClass
|
|||
|
||||
GType gst_play_get_type (void);
|
||||
GstPlay * gst_play_new (void);
|
||||
GstElement * gst_play_get_sink_element (GstPlay *play,
|
||||
GstElement *element,
|
||||
GstPlaySinkType sink_type);
|
||||
|
||||
gboolean gst_play_set_data_src (GstPlay *play,
|
||||
GstElement *data_src);
|
||||
gboolean gst_play_set_video_sink (GstPlay *play,
|
||||
|
|
@ -87,5 +90,9 @@ char * gst_play_get_location (GstPlay *play);
|
|||
|
||||
gboolean gst_play_seek_to_time (GstPlay *play,
|
||||
gint64 time_nanos);
|
||||
|
||||
GstElement * gst_play_get_sink_element (GstPlay *play,
|
||||
GstElement *element,
|
||||
GstPlaySinkType sink_type);
|
||||
|
||||
#endif /* __GST_PLAY_H__ */
|
||||
|
|
|
|||
|
|
@ -23,10 +23,6 @@
|
|||
|
||||
#include "gstplay.h"
|
||||
|
||||
#include <gst/xoverlay/xoverlay.h>
|
||||
#include <gst/navigation/navigation.h>
|
||||
#include <gst/mixer/mixer.h>
|
||||
|
||||
enum
|
||||
{
|
||||
TIME_TICK,
|
||||
|
|
@ -49,7 +45,7 @@ static gboolean
|
|||
gst_play_pipeline_setup (GstPlay *play)
|
||||
{
|
||||
GstElement *work_thread, *video_thread;
|
||||
GstElement *source, *autoplugger;
|
||||
GstElement *source, *autoplugger, *video_switch;
|
||||
GstElement *video_queue, *video_colorspace, *video_scaler, *video_sink;
|
||||
GstElement *audio_thread, *audio_queue, *audio_volume, *audio_sink;
|
||||
GstElement *audio_tee, *vis_thread, *vis_queue, *vis_element;
|
||||
|
|
@ -58,8 +54,8 @@ gst_play_pipeline_setup (GstPlay *play)
|
|||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
|
||||
|
||||
work_thread = gst_thread_new ("work_thread");
|
||||
if (!GST_IS_THREAD (work_thread))
|
||||
work_thread = gst_element_factory_make ("thread", "work_thread");
|
||||
if (!GST_IS_ELEMENT (work_thread))
|
||||
return FALSE;
|
||||
|
||||
g_hash_table_insert (play->elements, "work_thread", work_thread);
|
||||
|
|
@ -83,8 +79,8 @@ gst_play_pipeline_setup (GstPlay *play)
|
|||
|
||||
/* Creating our video output bin
|
||||
{ queue ! colorspace ! videoscale ! fakesink } */
|
||||
video_thread = gst_thread_new ("video_thread");
|
||||
if (!GST_IS_THREAD (video_thread))
|
||||
video_thread = gst_element_factory_make ("thread", "video_thread");
|
||||
if (!GST_IS_ELEMENT (video_thread))
|
||||
return FALSE;
|
||||
|
||||
g_hash_table_insert (play->elements, "video_thread", video_thread);
|
||||
|
|
@ -130,13 +126,23 @@ gst_play_pipeline_setup (GstPlay *play)
|
|||
gst_element_get_pad (video_queue, "sink"),
|
||||
"sink");
|
||||
|
||||
/* Connecting video output to autoplugger */
|
||||
gst_element_link (autoplugger, video_thread);
|
||||
video_switch = gst_element_factory_make ("videoswitch",
|
||||
"video_switch");
|
||||
if (!GST_IS_ELEMENT (video_switch))
|
||||
return FALSE;
|
||||
|
||||
g_hash_table_insert (play->elements, "video_switch", video_switch);
|
||||
|
||||
gst_bin_add (GST_BIN (work_thread), video_switch);
|
||||
|
||||
/* Connecting autoplugger to video switch and video switch to video output */
|
||||
gst_element_link (autoplugger, video_switch);
|
||||
gst_element_link (video_switch, video_thread);
|
||||
|
||||
/* Creating our audio output bin
|
||||
{ queue ! volume ! tee ! { queue ! goom } ! fakesink } */
|
||||
audio_thread = gst_thread_new ("audio_thread");
|
||||
if (!GST_IS_THREAD (audio_thread))
|
||||
audio_thread = gst_element_factory_make ("thread", "audio_thread");
|
||||
if (!GST_IS_ELEMENT (audio_thread))
|
||||
return FALSE;
|
||||
|
||||
g_hash_table_insert (play->elements, "audio_thread", audio_thread);
|
||||
|
|
@ -177,8 +183,8 @@ gst_play_pipeline_setup (GstPlay *play)
|
|||
g_hash_table_insert (play->elements, "audio_sink", audio_sink);
|
||||
|
||||
/* Visualization thread */
|
||||
vis_thread = gst_thread_new ("vis_thread");
|
||||
if (!GST_IS_THREAD (vis_thread))
|
||||
vis_thread = gst_element_factory_make ("thread", "vis_thread");
|
||||
if (!GST_IS_ELEMENT (vis_thread))
|
||||
return FALSE;
|
||||
|
||||
g_hash_table_insert (play->elements, "vis_thread", vis_thread);
|
||||
|
|
@ -236,7 +242,12 @@ gst_play_tick_callback (GstPlay *play)
|
|||
GstClock *clock = NULL;
|
||||
|
||||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
|
||||
|
||||
if (!GST_IS_PLAY (play))
|
||||
{
|
||||
play->tick_id = 0;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
clock = gst_bin_get_clock (GST_BIN (play));
|
||||
play->time_nanos = gst_clock_get_time (clock);
|
||||
|
|
@ -244,7 +255,63 @@ gst_play_tick_callback (GstPlay *play)
|
|||
g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
|
||||
0,play->time_nanos);
|
||||
|
||||
return (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING);
|
||||
if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING)
|
||||
return TRUE;
|
||||
else
|
||||
{
|
||||
play->tick_id = 0;
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_play_get_length_callback (GstPlay *play)
|
||||
{
|
||||
GstElement *audio_sink_element, *video_sink_element;
|
||||
GstFormat format = GST_FORMAT_TIME;
|
||||
gint64 value;
|
||||
gboolean q = FALSE;
|
||||
|
||||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
|
||||
|
||||
/* We try to get length from all real sink elements */
|
||||
audio_sink_element = g_hash_table_lookup (play->elements,
|
||||
"audio_sink_element");
|
||||
video_sink_element = g_hash_table_lookup (play->elements,
|
||||
"video_sink_element");
|
||||
if (!GST_IS_ELEMENT (audio_sink_element) &&
|
||||
!GST_IS_ELEMENT (video_sink_element))
|
||||
{
|
||||
play->length_id = 0;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
/* Audio first and then Video */
|
||||
q = gst_element_query (audio_sink_element, GST_QUERY_TOTAL, &format, &value);
|
||||
if (!q)
|
||||
q = gst_element_query (video_sink_element, GST_QUERY_TOTAL, &format,
|
||||
&value);
|
||||
|
||||
if (q)
|
||||
{
|
||||
play->length_nanos = value;
|
||||
g_signal_emit (G_OBJECT (play), gst_play_signals[STREAM_LENGTH],
|
||||
0,play->length_nanos);
|
||||
play->length_id = 0;
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
play->get_length_attempt++;
|
||||
|
||||
/* We try 16 times */
|
||||
if (play->get_length_attempt > 15)
|
||||
{
|
||||
play->length_id = 0;
|
||||
return FALSE;
|
||||
}
|
||||
else
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -260,69 +327,32 @@ gst_play_state_change (GstElement *element, GstElementState old,
|
|||
|
||||
if (state == GST_STATE_PLAYING)
|
||||
{
|
||||
g_timeout_add (200, (GSourceFunc) gst_play_tick_callback, play);
|
||||
if (play->tick_id)
|
||||
{
|
||||
g_source_remove (play->tick_id);
|
||||
play->tick_id = 0;
|
||||
}
|
||||
|
||||
play->tick_id = g_timeout_add (200, (GSourceFunc) gst_play_tick_callback,
|
||||
play);
|
||||
|
||||
play->get_length_attempt = 0;
|
||||
|
||||
if (play->length_id)
|
||||
{
|
||||
g_source_remove (play->length_id);
|
||||
play->length_id = 0;
|
||||
}
|
||||
|
||||
play->length_id = g_timeout_add (200,
|
||||
(GSourceFunc) gst_play_get_length_callback,
|
||||
play);
|
||||
}
|
||||
|
||||
if (GST_ELEMENT_CLASS (parent_class)->state_change)
|
||||
GST_ELEMENT_CLASS (parent_class)->state_change (element, old, state);
|
||||
}
|
||||
|
||||
/* =========================================== */
|
||||
/* */
|
||||
/* Interfaces */
|
||||
/* */
|
||||
/* =========================================== */
|
||||
|
||||
static gboolean
|
||||
gst_play_interface_supported (GstInterface *iface, GType type)
|
||||
{
|
||||
g_assert (type == GST_TYPE_NAVIGATION ||
|
||||
type == GST_TYPE_X_OVERLAY ||
|
||||
type == GST_TYPE_MIXER);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_play_interface_init (GstInterfaceClass *klass)
|
||||
{
|
||||
klass->supported = gst_play_interface_supported;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_play_navigation_send_event (GstNavigation *navigation,
|
||||
GstStructure *structure)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
static void
|
||||
gst_play_navigation_init (GstNavigationInterface *iface)
|
||||
{
|
||||
iface->send_event = gst_play_navigation_send_event;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_play_set_xwindow_id (GstXOverlay *overlay, XID xwindow_id)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
static void
|
||||
gst_play_xoverlay_init (GstXOverlayClass *iface)
|
||||
{
|
||||
iface->set_xwindow_id = gst_play_set_xwindow_id;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_play_mixer_init (GstMixerClass *klass)
|
||||
{
|
||||
klass->list_tracks = NULL;
|
||||
klass->set_volume = NULL;
|
||||
klass->get_volume = NULL;
|
||||
klass->set_mute = NULL;
|
||||
klass->set_record = NULL;
|
||||
}
|
||||
|
||||
/* =========================================== */
|
||||
/* */
|
||||
/* Init & Dispose & Class init */
|
||||
|
|
@ -338,6 +368,18 @@ gst_play_dispose (GObject *object)
|
|||
g_return_if_fail (GST_IS_PLAY (object));
|
||||
|
||||
play = GST_PLAY (object);
|
||||
|
||||
if (play->length_id)
|
||||
{
|
||||
g_source_remove (play->length_id);
|
||||
play->length_id = 0;
|
||||
}
|
||||
|
||||
if (play->tick_id)
|
||||
{
|
||||
g_source_remove (play->tick_id);
|
||||
play->tick_id = 0;
|
||||
}
|
||||
|
||||
if (play->location)
|
||||
{
|
||||
|
|
@ -427,13 +469,13 @@ gst_play_set_location (GstPlay *play, const char *location)
|
|||
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
|
||||
|
||||
work_thread = g_hash_table_lookup (play->elements, "work_thread");
|
||||
if (!GST_IS_THREAD (work_thread))
|
||||
if (!GST_IS_ELEMENT (work_thread))
|
||||
return FALSE;
|
||||
video_thread = g_hash_table_lookup (play->elements, "video_thread");
|
||||
if (!GST_IS_THREAD (video_thread))
|
||||
if (!GST_IS_ELEMENT (video_thread))
|
||||
return FALSE;
|
||||
audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
|
||||
if (!GST_IS_THREAD (audio_thread))
|
||||
if (!GST_IS_ELEMENT (audio_thread))
|
||||
return FALSE;
|
||||
source = g_hash_table_lookup (play->elements, "source");
|
||||
if (!GST_IS_ELEMENT (source))
|
||||
|
|
@ -498,9 +540,31 @@ gst_play_get_location (GstPlay *play)
|
|||
gboolean
|
||||
gst_play_seek_to_time (GstPlay * play, gint64 time_nanos)
|
||||
{
|
||||
GstElement *audio_sink_element;
|
||||
|
||||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
|
||||
|
||||
if (time_nanos < 0LL)
|
||||
time_nanos = 0LL;
|
||||
|
||||
audio_sink_element = g_hash_table_lookup (play->elements,
|
||||
"audio_sink_element");
|
||||
if (GST_IS_ELEMENT (audio_sink_element))
|
||||
{
|
||||
gboolean s = FALSE;
|
||||
GstClock *clock = gst_bin_get_clock (GST_BIN (play));
|
||||
s = gst_element_seek (audio_sink_element, GST_FORMAT_TIME |
|
||||
GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH,
|
||||
time_nanos);
|
||||
if (s)
|
||||
{
|
||||
play->time_nanos = gst_clock_get_time (clock);
|
||||
g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
|
||||
0,play->time_nanos);
|
||||
}
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
|
@ -527,7 +591,7 @@ gst_play_set_data_src (GstPlay *play, GstElement *data_src)
|
|||
|
||||
/* Getting needed objects */
|
||||
work_thread = g_hash_table_lookup (play->elements, "work_thread");
|
||||
if (!GST_IS_THREAD (work_thread))
|
||||
if (!GST_IS_ELEMENT (work_thread))
|
||||
return FALSE;
|
||||
old_data_src = g_hash_table_lookup (play->elements, "source");
|
||||
if (!GST_IS_ELEMENT (old_data_src))
|
||||
|
|
@ -572,7 +636,7 @@ gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
|
|||
|
||||
/* Getting needed objects */
|
||||
video_thread = g_hash_table_lookup (play->elements, "video_thread");
|
||||
if (!GST_IS_THREAD (video_thread))
|
||||
if (!GST_IS_ELEMENT (video_thread))
|
||||
return FALSE;
|
||||
old_video_sink = g_hash_table_lookup (play->elements, "video_sink");
|
||||
if (!GST_IS_ELEMENT (old_video_sink))
|
||||
|
|
@ -616,7 +680,7 @@ gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
|
|||
gboolean
|
||||
gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
|
||||
{
|
||||
GstElement *old_audio_sink, *audio_thread;
|
||||
GstElement *old_audio_sink, *audio_thread, *audio_sink_element;
|
||||
GstPad *audio_tee_pad1, *audio_sink_pad, *old_audio_sink_pad;
|
||||
|
||||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
|
|
@ -635,7 +699,7 @@ gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
|
|||
if (!GST_IS_PAD (old_audio_sink_pad))
|
||||
return FALSE;
|
||||
audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
|
||||
if (!GST_IS_THREAD (audio_thread))
|
||||
if (!GST_IS_ELEMENT (audio_thread))
|
||||
return FALSE;
|
||||
audio_tee_pad1 = g_hash_table_lookup (play->elements, "audio_tee_pad1");
|
||||
if (!GST_IS_PAD (audio_tee_pad1))
|
||||
|
|
@ -654,6 +718,119 @@ gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
|
|||
g_hash_table_replace (play->elements, "audio_sink", audio_sink);
|
||||
g_hash_table_replace (play->elements, "audio_sink_pad", audio_sink_pad);
|
||||
|
||||
audio_sink_element = gst_play_get_sink_element (play, audio_sink,
|
||||
GST_PLAY_SINK_TYPE_AUDIO);
|
||||
if (GST_IS_ELEMENT (audio_sink_element))
|
||||
{
|
||||
g_hash_table_replace (play->elements, "audio_sink_element",
|
||||
audio_sink_element);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/**
|
||||
* gst_play_set_visualization:
|
||||
* @play: a #GstPlay.
|
||||
* @element: a #GstElement.
|
||||
*
|
||||
* Set @video_sink as the video sink element of @play.
|
||||
*
|
||||
* Returns: TRUE if call succeeded.
|
||||
*/
|
||||
gboolean
|
||||
gst_play_set_visualization (GstPlay *play, GstElement *vis_element)
|
||||
{
|
||||
GstElement *old_vis_element, *vis_thread, *vis_queue, *video_switch;
|
||||
gboolean was_playing = FALSE;
|
||||
|
||||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
|
||||
|
||||
/* We bring back the pipeline to READY */
|
||||
if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING)
|
||||
{
|
||||
gst_element_set_state (GST_ELEMENT (play), GST_STATE_PAUSED);
|
||||
was_playing = TRUE;
|
||||
}
|
||||
|
||||
/* Getting needed objects */
|
||||
vis_thread = g_hash_table_lookup (play->elements, "vis_thread");
|
||||
if (!GST_IS_ELEMENT (vis_thread))
|
||||
return FALSE;
|
||||
old_vis_element = g_hash_table_lookup (play->elements, "vis_element");
|
||||
if (!GST_IS_ELEMENT (old_vis_element))
|
||||
return FALSE;
|
||||
vis_queue = g_hash_table_lookup (play->elements, "vis_queue");
|
||||
if (!GST_IS_ELEMENT (vis_queue))
|
||||
return FALSE;
|
||||
video_switch = g_hash_table_lookup (play->elements, "video_switch");
|
||||
if (!GST_IS_ELEMENT (video_switch))
|
||||
return FALSE;
|
||||
|
||||
/* Unlinking, removing the old element then adding and linking the new one */
|
||||
gst_element_unlink (vis_queue, old_vis_element);
|
||||
gst_element_unlink (old_vis_element, video_switch);
|
||||
gst_bin_remove (GST_BIN (vis_thread), old_vis_element);
|
||||
gst_bin_add (GST_BIN (vis_thread), vis_element);
|
||||
gst_element_link (vis_queue, vis_element);
|
||||
gst_element_link (vis_element, video_switch);
|
||||
|
||||
if (was_playing)
|
||||
gst_element_set_state (GST_ELEMENT (play), GST_STATE_PLAYING);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/**
|
||||
* gst_play_connect_visualization:
|
||||
* @play: a #GstPlay.
|
||||
* @connect: a #gboolean indicating wether or not
|
||||
* visualization should be connected.
|
||||
*
|
||||
* Connect or disconnect visualization bin in @play.
|
||||
*
|
||||
* Returns: TRUE if call succeeded.
|
||||
*/
|
||||
gboolean
|
||||
gst_play_connect_visualization (GstPlay * play, gboolean connect)
|
||||
{
|
||||
GstPad *audio_tee_pad2, *vis_thread_pad;
|
||||
gboolean connected = FALSE, was_playing = FALSE;
|
||||
|
||||
g_return_val_if_fail (play != NULL, FALSE);
|
||||
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
|
||||
|
||||
vis_thread_pad = g_hash_table_lookup (play->elements, "vis_thread_pad");
|
||||
if (!GST_IS_PAD (vis_thread_pad))
|
||||
return FALSE;
|
||||
audio_tee_pad2 = g_hash_table_lookup (play->elements, "audio_tee_pad2");
|
||||
if (!GST_IS_PAD (audio_tee_pad2))
|
||||
return FALSE;
|
||||
|
||||
if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING)
|
||||
{
|
||||
gst_element_set_state (GST_ELEMENT (play), GST_STATE_PAUSED);
|
||||
was_playing = TRUE;
|
||||
}
|
||||
|
||||
if (gst_pad_get_peer (vis_thread_pad) != NULL)
|
||||
connected = TRUE;
|
||||
else
|
||||
connected = FALSE;
|
||||
|
||||
if ((connect) && (!connected))
|
||||
{
|
||||
gst_pad_link (audio_tee_pad2, vis_thread_pad);
|
||||
}
|
||||
else if ((!connect) && (connected))
|
||||
{
|
||||
gst_pad_unlink (audio_tee_pad2, vis_thread_pad);
|
||||
}
|
||||
|
||||
if (was_playing)
|
||||
gst_element_set_state (GST_ELEMENT (play), GST_STATE_PLAYING);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
|
|
@ -809,38 +986,9 @@ gst_play_get_type (void)
|
|||
(GInstanceInitFunc) gst_play_init,
|
||||
NULL
|
||||
};
|
||||
static const GInterfaceInfo iface_info = {
|
||||
(GInterfaceInitFunc) gst_play_interface_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
static const GInterfaceInfo navigation_info = {
|
||||
(GInterfaceInitFunc) gst_play_navigation_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
static const GInterfaceInfo overlay_info = {
|
||||
(GInterfaceInitFunc) gst_play_xoverlay_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
static const GInterfaceInfo mixer_info = {
|
||||
(GInterfaceInitFunc) gst_play_mixer_init,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
|
||||
play_type = g_type_register_static (GST_TYPE_PIPELINE, "GstPlay",
|
||||
&play_info, 0);
|
||||
|
||||
g_type_add_interface_static (play_type, GST_TYPE_INTERFACE,
|
||||
&iface_info);
|
||||
g_type_add_interface_static (play_type, GST_TYPE_NAVIGATION,
|
||||
&navigation_info);
|
||||
g_type_add_interface_static (play_type, GST_TYPE_X_OVERLAY,
|
||||
&overlay_info);
|
||||
g_type_add_interface_static (play_type, GST_TYPE_MIXER,
|
||||
&mixer_info);
|
||||
}
|
||||
|
||||
return play_type;
|
||||
|
|
|
|||
|
|
@ -50,6 +50,11 @@ struct _GstPlay
|
|||
gint64 time_nanos;
|
||||
gint64 length_nanos;
|
||||
|
||||
gint get_length_attempt;
|
||||
|
||||
guint tick_id;
|
||||
guint length_id;
|
||||
|
||||
GST_OBJECT_PADDING
|
||||
};
|
||||
|
||||
|
|
@ -66,9 +71,7 @@ struct _GstPlayClass
|
|||
|
||||
GType gst_play_get_type (void);
|
||||
GstPlay * gst_play_new (void);
|
||||
GstElement * gst_play_get_sink_element (GstPlay *play,
|
||||
GstElement *element,
|
||||
GstPlaySinkType sink_type);
|
||||
|
||||
gboolean gst_play_set_data_src (GstPlay *play,
|
||||
GstElement *data_src);
|
||||
gboolean gst_play_set_video_sink (GstPlay *play,
|
||||
|
|
@ -87,5 +90,9 @@ char * gst_play_get_location (GstPlay *play);
|
|||
|
||||
gboolean gst_play_seek_to_time (GstPlay *play,
|
||||
gint64 time_nanos);
|
||||
|
||||
GstElement * gst_play_get_sink_element (GstPlay *play,
|
||||
GstElement *element,
|
||||
GstPlaySinkType sink_type);
|
||||
|
||||
#endif /* __GST_PLAY_H__ */
|
||||
|
|
|
|||
Loading…
Reference in a new issue