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gst/playback/: More fixes, cleaned up playbin, make it use decodebin. Added threaded property to playbin.
Original commit message from CVS: * gst/playback/gstdecodebin.c: (gst_decode_bin_get_type), (gst_decode_bin_class_init), (gst_decode_bin_factory_filter), (compare_ranks), (gst_decode_bin_init), (gst_decode_bin_dispose), (find_compatibles), (close_pad_link), (try_to_link_1), (new_pad), (close_link), (type_found), (gst_decode_bin_set_property), (gst_decode_bin_get_property), (gst_decode_bin_get_event_masks), (gst_decode_bin_send_event), (gst_decode_bin_get_formats), (gst_decode_bin_convert), (gst_decode_bin_get_query_types), (gst_decode_bin_query), (plugin_init): * gst/playback/gstplaybin.c: (gst_play_bin_get_type), (gst_play_bin_class_init), (gst_play_bin_init), (gst_play_bin_dispose), (rebuild_pipeline), (get_audio_element), (get_video_element), (new_pad), (setup_source), (gst_play_bin_set_property), (gst_play_bin_get_property), (gst_play_bin_change_state), (gst_play_bin_add_element), (gst_play_bin_remove_element), (gst_play_bin_get_event_masks), (gst_play_bin_send_event), (gst_play_bin_get_formats), (gst_play_bin_convert), (gst_play_bin_get_query_types), (gst_play_bin_query), (gst_play_bin_get_clock), (plugin_init): * gst/playback/test.c: (main): More fixes, cleaned up playbin, make it use decodebin. Added threaded property to playbin.
This commit is contained in:
Wim Taymans
parent
4a54d4e80b
commit
362bb08832
3 changed files with 173 additions and 266 deletions
25
ChangeLog
25
ChangeLog
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@ -1,3 +1,28 @@
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2004-07-05 Wim Taymans <wim@fluendo.com>
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* gst/playback/gstdecodebin.c: (gst_decode_bin_get_type),
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(gst_decode_bin_class_init), (gst_decode_bin_factory_filter),
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(compare_ranks), (gst_decode_bin_init), (gst_decode_bin_dispose),
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(find_compatibles), (close_pad_link), (try_to_link_1), (new_pad),
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(close_link), (type_found), (gst_decode_bin_set_property),
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(gst_decode_bin_get_property), (gst_decode_bin_get_event_masks),
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(gst_decode_bin_send_event), (gst_decode_bin_get_formats),
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(gst_decode_bin_convert), (gst_decode_bin_get_query_types),
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(gst_decode_bin_query), (plugin_init):
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* gst/playback/gstplaybin.c: (gst_play_bin_get_type),
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(gst_play_bin_class_init), (gst_play_bin_init),
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(gst_play_bin_dispose), (rebuild_pipeline), (get_audio_element),
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(get_video_element), (new_pad), (setup_source),
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(gst_play_bin_set_property), (gst_play_bin_get_property),
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(gst_play_bin_change_state), (gst_play_bin_add_element),
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(gst_play_bin_remove_element), (gst_play_bin_get_event_masks),
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(gst_play_bin_send_event), (gst_play_bin_get_formats),
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(gst_play_bin_convert), (gst_play_bin_get_query_types),
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(gst_play_bin_query), (gst_play_bin_get_clock), (plugin_init):
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* gst/playback/test.c: (main):
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More fixes, cleaned up playbin, make it use decodebin. Added
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threaded property to playbin.
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2004-07-05 Wim Taymans <wim@fluendo.com>
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* configure.ac:
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@ -55,6 +55,8 @@ struct _GstDecodeBin
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GstElement *typefind;
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gboolean threaded;
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GList *factories;
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gint numpads;
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};
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@ -165,7 +167,7 @@ gst_decode_bin_class_init (GstDecodeBinClass * klass)
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g_object_class_install_property (gobject_klass, ARG_THREADED,
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g_param_spec_boolean ("threaded", "Threaded", "Use threads",
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TRUE, G_PARAM_READWRITE));
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FALSE, G_PARAM_READWRITE));
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gobject_klass->dispose = GST_DEBUG_FUNCPTR (gst_decode_bin_dispose);
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@ -233,6 +235,7 @@ gst_decode_bin_init (GstDecodeBin * decode_bin)
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G_CALLBACK (type_found), decode_bin);
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decode_bin->numpads = 0;
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decode_bin->threaded = FALSE;
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}
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static void
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@ -282,8 +285,8 @@ close_pad_link (GstElement * element, GstPad * pad, GstCaps * caps,
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GstDecodeBin * decode_bin)
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{
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GList *to_try;
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const gchar *mimetype;
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GstStructure *structure;
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const gchar *mimetype;
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structure = gst_caps_get_structure (caps, 0);
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mimetype = gst_structure_get_name (structure);
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@ -324,8 +327,7 @@ try_to_link_1 (GstDecodeBin * decode_bin, GstPad * pad, GList * factories)
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GstElement *element;
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gboolean ret;
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g_print ("trying to link %s\n",
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gst_plugin_feature_get_name (GST_PLUGIN_FEATURE (factory)));
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//g_print ("trying to link %s\n", gst_plugin_feature_get_name (GST_PLUGIN_FEATURE (factory)));
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element = gst_element_factory_create (factory, NULL);
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if (element == NULL)
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@ -340,8 +342,10 @@ try_to_link_1 (GstDecodeBin * decode_bin, GstPad * pad, GList * factories)
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factory = gst_element_get_factory (element);
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klass = gst_element_factory_get_klass (factory);
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if (strstr (klass, "Demux") != NULL) {
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g_print ("thread after %s\n", gst_element_get_name (element));
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if (decode_bin->threaded) {
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if (strstr (klass, "Demux") != NULL) {
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//g_print ("thread after %s\n", gst_element_get_name (element));
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}
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}
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close_link (element, decode_bin);
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@ -413,7 +417,7 @@ type_found (GstElement * typefind, guint probability, GstCaps * caps,
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gchar *capsstr;
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capsstr = gst_caps_to_string (caps);
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g_print ("found type %s\n", capsstr);
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//g_print ("found type %s\n", capsstr);
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g_free (capsstr);
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close_pad_link (typefind, gst_element_get_pad (typefind, "src"), caps,
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@ -432,6 +436,7 @@ gst_decode_bin_set_property (GObject * object, guint prop_id,
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switch (prop_id) {
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case ARG_THREADED:
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decode_bin->threaded = g_value_get_boolean (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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@ -451,6 +456,7 @@ gst_decode_bin_get_property (GObject * object, guint prop_id, GValue * value,
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switch (prop_id) {
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case ARG_THREADED:
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g_value_set_boolean (value, decode_bin->threaded);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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@ -42,15 +42,21 @@ struct _GstPlayBin
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GstElement *thread;
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gboolean threaded;
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/* properties */
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gchar *uri;
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GstElement *source;
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GList *factories;
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GstElement *output;
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GstElement *audio_sink;
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GstElement *video_sink;
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GstElement *vis_plugin;
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gboolean audio_added;
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gboolean video_added;
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GList *outpads;
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GList *user_elements;
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};
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struct _GstPlayBinClass
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@ -64,7 +70,9 @@ enum
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ARG_0,
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ARG_URI,
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ARG_THREADED,
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ARG_OUTPUT,
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ARG_AUDIO_SINK,
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ARG_VIDEO_SINK,
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ARG_VIS_PLUGIN,
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};
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/* signals */
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@ -97,11 +105,6 @@ static GstClock *gst_play_bin_get_clock (GstElement * element);
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static void gst_play_bin_add_element (GstBin * bin, GstElement * element);
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static void gst_play_bin_remove_element (GstBin * bin, GstElement * element);
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static GstElement *try_to_link_1 (GstPlayBin * play_bin, GstPad * pad,
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GList * factories);
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static void close_link (GstElement * element, GstPlayBin * play_bin);
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static void close_pad_link (GstElement * element, GstPad * pad,
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GstCaps * caps, GstPlayBin * play_bin);
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static GstElementClass *parent_class;
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@ -164,9 +167,17 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
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g_object_class_install_property (gobject_klass, ARG_THREADED,
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g_param_spec_boolean ("threaded", "Threaded", "Use threads",
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TRUE, G_PARAM_READWRITE));
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g_object_class_install_property (gobject_klass, ARG_OUTPUT,
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g_param_spec_object ("output", "Ouput",
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"the output element to use (NULL = default a/v sink)",
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g_object_class_install_property (gobject_klass, ARG_VIDEO_SINK,
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g_param_spec_object ("video-sink", "Video Sink",
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"the video output element to use (NULL = default sink)",
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GST_TYPE_ELEMENT, G_PARAM_READWRITE));
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g_object_class_install_property (gobject_klass, ARG_AUDIO_SINK,
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g_param_spec_object ("audio-sink", "Audio Sink",
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"the audio output element to use (NULL = default sink)",
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GST_TYPE_ELEMENT, G_PARAM_READWRITE));
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g_object_class_install_property (gobject_klass, ARG_VIS_PLUGIN,
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g_param_spec_object ("vis-plugin", "Vis plugin",
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"the visualization element to use (NULL = none)",
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GST_TYPE_ELEMENT, G_PARAM_READWRITE));
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gobject_klass->dispose = GST_DEBUG_FUNCPTR (gst_play_bin_dispose);
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@ -194,8 +205,12 @@ static void
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gst_play_bin_init (GstPlayBin * play_bin)
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{
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play_bin->uri = NULL;
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play_bin->output = NULL;
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play_bin->user_elements = NULL;
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play_bin->video_sink = NULL;
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play_bin->audio_sink = NULL;
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play_bin->vis_plugin = NULL;
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play_bin->audio_added = FALSE;
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play_bin->video_added = FALSE;
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play_bin->threaded = TRUE;
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GST_FLAG_SET (play_bin, GST_BIN_SELF_SCHEDULABLE);
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}
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@ -213,35 +228,6 @@ gst_play_bin_dispose (GObject * object)
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}
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}
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static GstElement *
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gen_default_output (GstPlayBin * play_bin, GstBin * parent)
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{
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GstElement *output;
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GstElement *videoout;
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GstElement *videoconv;
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GstElement *audioout;
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output = gst_bin_new ("default_out");
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videoconv = gst_element_factory_make ("ffmpegcolorspace", NULL);
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videoout = gst_element_factory_make ("ximagesink", NULL);
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audioout = gst_element_factory_make ("osssink", NULL);
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gst_bin_add (GST_BIN (output), videoconv);
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gst_bin_add (GST_BIN (output), videoout);
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gst_bin_add (GST_BIN (output), audioout);
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gst_bin_add (GST_BIN (parent), output);
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gst_element_set_locked_state (output, TRUE);
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gst_element_link_pads (videoconv, "src", videoout, "sink");
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gst_element_add_ghost_pad (output,
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gst_element_get_pad (videoconv, "sink"), "default_video_sink");
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gst_element_add_ghost_pad (output,
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gst_element_get_pad (audioout, "sink"), "default_audio_sink");
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return output;
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}
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static void
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rebuild_pipeline (GstPlayBin * play_bin)
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{
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@ -259,197 +245,117 @@ rebuild_pipeline (GstPlayBin * play_bin)
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gst_element_set_state (play_bin->thread, oldstate);
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}
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static GList *
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collect_sink_pads (GstElement * element)
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static GstElement *
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get_audio_element (GstPlayBin * play_bin)
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{
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GList *sinkpads = NULL;
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const GList *pads;
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GstElement *result;
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GstElement *queue;
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GstElement *conv;
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GstElement *sink;
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GstPad *sinkpad;
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for (pads = gst_element_get_pad_list (element); pads;
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pads = g_list_next (pads)) {
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GstPad *pad = GST_PAD (pads->data);
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conv = gst_element_factory_make ("audioconvert", "a_conv");
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if (GST_PAD_DIRECTION (pad) != GST_PAD_SINK)
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continue;
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sinkpads = g_list_append (sinkpads, pad);
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if (play_bin->threaded) {
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result = gst_thread_new ("audio_thread");
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queue = gst_element_factory_make ("queue", "a_queue");
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gst_bin_add (GST_BIN (result), queue);
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gst_bin_add (GST_BIN (result), conv);
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gst_element_link_pads (queue, "src", conv, "sink");
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sinkpad = gst_element_get_pad (queue, "sink");
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} else {
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result = gst_bin_new ("audio_bin");
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gst_bin_add (GST_BIN (result), conv);
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sinkpad = gst_element_get_pad (conv, "sink");
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}
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return sinkpads;
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}
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sink = gst_element_factory_make ("osssink", "a_sink");
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gst_bin_add (GST_BIN (result), sink);
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static GList *
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find_compatibles (GstPlayBin * play_bin, const GstCaps * caps)
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{
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GList *factories;
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GList *to_try = NULL;
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gst_element_link_pads (conv, "src", sink, "sink");
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for (factories = play_bin->factories; factories;
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factories = g_list_next (factories)) {
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GstElementFactory *factory = GST_ELEMENT_FACTORY (factories->data);
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const GList *templates;
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GList *walk;
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gst_element_add_ghost_pad (result, sinkpad, "sink");
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templates = gst_element_factory_get_pad_templates (factory);
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for (walk = (GList *) templates; walk; walk = g_list_next (walk)) {
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GstPadTemplate *templ = GST_PAD_TEMPLATE (walk->data);
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if (templ->direction == GST_PAD_SINK) {
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GstCaps *intersect;
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intersect =
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gst_caps_intersect (caps, gst_pad_template_get_caps (templ));
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if (!gst_caps_is_empty (intersect)) {
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to_try = g_list_append (to_try, factory);
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}
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}
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}
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}
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return to_try;
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}
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static void
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close_pad_link (GstElement * element, GstPad * pad, GstCaps * caps,
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GstPlayBin * play_bin)
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{
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GList *to_try;
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/* first try to close to one of the sinkpads */
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for (to_try = play_bin->outpads; to_try; to_try = g_list_next (to_try)) {
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GstPad *sinkpad = GST_PAD (to_try->data);
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gboolean res;
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if (gst_pad_is_linked (sinkpad))
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continue;
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res = gst_pad_can_link_filtered (pad, sinkpad, caps);
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if (res) {
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res = gst_pad_link_filtered (pad, sinkpad, caps);
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g_print ("closed pad %s:%s to %s:%s\n",
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GST_DEBUG_PAD_NAME (pad), GST_DEBUG_PAD_NAME (sinkpad));
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return;
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}
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}
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to_try = find_compatibles (play_bin, caps);
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if (to_try == NULL) {
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gchar *capsstr = gst_caps_to_string (caps);
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g_warning ("don't know how to handle %s", capsstr);
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g_free (capsstr);
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return;
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}
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try_to_link_1 (play_bin, pad, to_try);
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return result;
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}
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static GstElement *
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try_to_link_1 (GstPlayBin * play_bin, GstPad * pad, GList * factories)
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get_video_element (GstPlayBin * play_bin)
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{
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GList *walk;
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GstElement *result;
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GstElement *queue;
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GstElement *conv;
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GstElement *sink;
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GstPad *sinkpad;
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for (walk = factories; walk; walk = g_list_next (walk)) {
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GstElementFactory *factory = GST_ELEMENT_FACTORY (walk->data);
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GstElement *element;
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gboolean ret;
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conv = gst_element_factory_make ("ffmpegcolorspace", "v_conv");
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g_print ("trying to link %s\n",
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gst_plugin_feature_get_name (GST_PLUGIN_FEATURE (factory)));
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element = gst_element_factory_create (factory, NULL);
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if (element == NULL)
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continue;
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gst_bin_add (GST_BIN (play_bin->thread), element);
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ret = gst_pad_link (pad, gst_element_get_pad (element, "sink"));
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if (ret) {
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const gchar *klass;
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GstElementFactory *factory;
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factory = gst_element_get_factory (element);
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klass = gst_element_factory_get_klass (factory);
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if (strstr (klass, "Demux") != NULL) {
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g_print ("thread after %s\n", gst_element_get_name (element));
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}
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close_link (element, play_bin);
|
||||
gst_element_sync_state_with_parent (element);
|
||||
return element;
|
||||
} else {
|
||||
gst_bin_remove (GST_BIN (play_bin->thread), element);
|
||||
}
|
||||
if (play_bin->threaded) {
|
||||
result = gst_thread_new ("video_thread");
|
||||
queue = gst_element_factory_make ("queue", "v_queue");
|
||||
gst_bin_add (GST_BIN (result), queue);
|
||||
gst_bin_add (GST_BIN (result), conv);
|
||||
gst_element_link_pads (queue, "src", conv, "sink");
|
||||
sinkpad = gst_element_get_pad (queue, "sink");
|
||||
} else {
|
||||
result = gst_bin_new ("video_bin");
|
||||
gst_bin_add (GST_BIN (result), conv);
|
||||
sinkpad = gst_element_get_pad (conv, "sink");
|
||||
}
|
||||
return NULL;
|
||||
|
||||
sink = gst_element_factory_make ("ximagesink", "v_sink");
|
||||
gst_bin_add (GST_BIN (result), sink);
|
||||
|
||||
gst_element_link_pads (conv, "src", sink, "sink");
|
||||
|
||||
gst_element_add_ghost_pad (result, sinkpad, "sink");
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
static void
|
||||
new_pad (GstElement * element, GstPad * pad, GstPlayBin * play_bin)
|
||||
{
|
||||
close_pad_link (element, pad, gst_pad_get_caps (pad), play_bin);
|
||||
}
|
||||
GstStructure *structure;
|
||||
const gchar *mimetype;
|
||||
GstCaps *caps;
|
||||
GstClock *clock;
|
||||
GstElement *new_element = NULL;
|
||||
|
||||
static void
|
||||
close_link (GstElement * element, GstPlayBin * play_bin)
|
||||
{
|
||||
GList *pads;
|
||||
gboolean dynamic = FALSE;
|
||||
caps = gst_pad_get_caps (pad);
|
||||
|
||||
for (pads = gst_element_get_pad_template_list (element); pads;
|
||||
pads = g_list_next (pads)) {
|
||||
GstPadTemplate *templ = GST_PAD_TEMPLATE (pads->data);
|
||||
structure = gst_caps_get_structure (caps, 0);
|
||||
mimetype = gst_structure_get_name (structure);
|
||||
|
||||
if (GST_PAD_TEMPLATE_DIRECTION (templ) != GST_PAD_SRC)
|
||||
continue;
|
||||
|
||||
switch (GST_PAD_TEMPLATE_PRESENCE (templ)) {
|
||||
case GST_PAD_ALWAYS:
|
||||
{
|
||||
GstPad *pad =
|
||||
gst_element_get_pad (element,
|
||||
GST_PAD_TEMPLATE_NAME_TEMPLATE (templ));
|
||||
if (pad) {
|
||||
close_pad_link (element, pad, gst_pad_get_caps (pad), play_bin);
|
||||
}
|
||||
break;
|
||||
}
|
||||
case GST_PAD_SOMETIMES:
|
||||
{
|
||||
GstPad *pad =
|
||||
gst_element_get_pad (element,
|
||||
GST_PAD_TEMPLATE_NAME_TEMPLATE (templ));
|
||||
if (pad) {
|
||||
close_pad_link (element, pad, gst_pad_get_caps (pad), play_bin);
|
||||
} else {
|
||||
dynamic = TRUE;
|
||||
}
|
||||
break;
|
||||
}
|
||||
case GST_PAD_REQUEST:
|
||||
break;
|
||||
if (g_str_has_prefix (mimetype, "audio/")) {
|
||||
if (!play_bin->audio_added) {
|
||||
new_element = get_audio_element (play_bin);
|
||||
play_bin->audio_added = TRUE;
|
||||
}
|
||||
} else if (g_str_has_prefix (mimetype, "video/")) {
|
||||
if (!play_bin->video_added) {
|
||||
new_element = get_video_element (play_bin);
|
||||
play_bin->video_added = TRUE;
|
||||
}
|
||||
} else {
|
||||
}
|
||||
if (dynamic) {
|
||||
g_signal_connect (G_OBJECT (element), "new_pad",
|
||||
G_CALLBACK (new_pad), play_bin);
|
||||
|
||||
if (new_element) {
|
||||
GstScheduler *sched;
|
||||
|
||||
gst_bin_add (GST_BIN (play_bin->thread), new_element);
|
||||
|
||||
gst_pad_link (pad, gst_element_get_pad (new_element, "sink"));
|
||||
|
||||
sched = gst_element_get_scheduler (GST_ELEMENT (play_bin->thread));
|
||||
|
||||
gst_bin_auto_clock (GST_BIN (play_bin->thread));
|
||||
clock = gst_bin_get_clock (GST_BIN (play_bin->thread));
|
||||
gst_scheduler_set_clock (sched, clock);
|
||||
gst_element_sync_state_with_parent (new_element);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
type_found (GstElement * typefind, guint probability, GstCaps * caps,
|
||||
GstPlayBin * play_bin)
|
||||
{
|
||||
gchar *capsstr;
|
||||
|
||||
capsstr = gst_caps_to_string (caps);
|
||||
g_print ("found type %s\n", capsstr);
|
||||
g_free (capsstr);
|
||||
|
||||
close_pad_link (typefind, gst_element_get_pad (typefind, "src"), caps,
|
||||
play_bin);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
setup_source (GstPlayBin * play_bin)
|
||||
{
|
||||
|
|
@ -457,11 +363,6 @@ setup_source (GstPlayBin * play_bin)
|
|||
gst_bin_remove (GST_BIN (play_bin->thread), play_bin->source);
|
||||
gst_object_unref (GST_OBJECT (play_bin->source));
|
||||
}
|
||||
if (!play_bin->output) {
|
||||
play_bin->output =
|
||||
gen_default_output (play_bin, GST_BIN (play_bin->thread));
|
||||
}
|
||||
play_bin->outpads = collect_sink_pads (play_bin->output);
|
||||
|
||||
play_bin->source =
|
||||
gst_element_make_from_uri (GST_URI_SRC, play_bin->uri, "source");
|
||||
|
|
@ -471,25 +372,25 @@ setup_source (GstPlayBin * play_bin)
|
|||
}
|
||||
|
||||
{
|
||||
GstElement *typefind;
|
||||
GstElement *decoder;
|
||||
gboolean res;
|
||||
|
||||
gst_bin_add (GST_BIN (play_bin->thread), play_bin->source);
|
||||
|
||||
typefind = gst_element_factory_make ("typefind", "typefind");
|
||||
if (!typefind) {
|
||||
g_warning ("can't find typefind element");
|
||||
decoder = gst_element_factory_make ("decodebin", "decoder");
|
||||
if (!decoder) {
|
||||
g_warning ("can't find decoder element");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
gst_bin_add (GST_BIN (play_bin->thread), typefind);
|
||||
res = gst_element_link_pads (play_bin->source, "src", typefind, "sink");
|
||||
gst_bin_add (GST_BIN (play_bin->thread), decoder);
|
||||
res = gst_element_link_pads (play_bin->source, "src", decoder, "sink");
|
||||
if (!res) {
|
||||
g_warning ("can't link source to typefind element");
|
||||
return FALSE;
|
||||
}
|
||||
g_signal_connect (G_OBJECT (typefind), "have_type",
|
||||
G_CALLBACK (type_found), play_bin);
|
||||
g_signal_connect (G_OBJECT (decoder), "new_pad",
|
||||
G_CALLBACK (new_pad), play_bin);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
|
|
@ -522,7 +423,14 @@ gst_play_bin_set_property (GObject * object, guint prop_id,
|
|||
}
|
||||
break;
|
||||
}
|
||||
case ARG_OUTPUT:
|
||||
case ARG_THREADED:
|
||||
play_bin->threaded = g_value_get_boolean (value);
|
||||
break;
|
||||
case ARG_VIDEO_SINK:
|
||||
break;
|
||||
case ARG_AUDIO_SINK:
|
||||
break;
|
||||
case ARG_VIS_PLUGIN:
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
|
|
@ -544,7 +452,14 @@ gst_play_bin_get_property (GObject * object, guint prop_id, GValue * value,
|
|||
case ARG_URI:
|
||||
g_value_set_string (value, play_bin->uri);
|
||||
break;
|
||||
case ARG_OUTPUT:
|
||||
case ARG_THREADED:
|
||||
g_value_set_boolean (value, play_bin->threaded);
|
||||
break;
|
||||
case ARG_VIDEO_SINK:
|
||||
break;
|
||||
case ARG_AUDIO_SINK:
|
||||
break;
|
||||
case ARG_VIS_PLUGIN:
|
||||
break;
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
||||
|
|
@ -552,38 +467,6 @@ gst_play_bin_get_property (GObject * object, guint prop_id, GValue * value,
|
|||
}
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_play_bin_factory_filter (GstPluginFeature * feature, GstPlayBin * play_bin)
|
||||
{
|
||||
guint rank;
|
||||
|
||||
if (!GST_IS_ELEMENT_FACTORY (feature))
|
||||
return FALSE;
|
||||
|
||||
rank = gst_plugin_feature_get_rank (feature);
|
||||
if (rank < GST_RANK_SECONDARY)
|
||||
return FALSE;
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gint
|
||||
compare_ranks (GstPluginFeature * f1, GstPluginFeature * f2)
|
||||
{
|
||||
return gst_plugin_feature_get_rank (f2) - gst_plugin_feature_get_rank (f1);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_play_bin_collect_factories (GstPlayBin * play_bin)
|
||||
{
|
||||
GList *factories;
|
||||
|
||||
factories = gst_registry_pool_feature_filter (
|
||||
(GstPluginFeatureFilter) gst_play_bin_factory_filter, FALSE, play_bin);
|
||||
|
||||
play_bin->factories = g_list_sort (factories, (GCompareFunc) compare_ranks);
|
||||
}
|
||||
|
||||
static GstElementStateReturn
|
||||
gst_play_bin_change_state (GstElement * element)
|
||||
{
|
||||
|
|
@ -613,7 +496,6 @@ gst_play_bin_change_state (GstElement * element)
|
|||
|
||||
ret = GST_STATE_FAILURE;
|
||||
}
|
||||
gst_play_bin_collect_factories (play_bin);
|
||||
break;
|
||||
}
|
||||
case GST_STATE_READY_TO_PAUSED:
|
||||
|
|
@ -623,8 +505,6 @@ gst_play_bin_change_state (GstElement * element)
|
|||
("cannot handle uri \"%s\"", play_bin->uri));
|
||||
ret = GST_STATE_FAILURE;
|
||||
} else {
|
||||
gst_element_set_locked_state (play_bin->output, FALSE);
|
||||
gst_element_sync_state_with_parent (play_bin->output);
|
||||
ret = gst_element_set_state (play_bin->thread, GST_STATE_PAUSED);
|
||||
}
|
||||
break;
|
||||
|
|
@ -661,8 +541,6 @@ gst_play_bin_add_element (GstBin * bin, GstElement * element)
|
|||
GstPlayBin *play_bin;
|
||||
|
||||
play_bin = GST_PLAY_BIN (bin);
|
||||
|
||||
play_bin->user_elements = g_list_prepend (play_bin->user_elements, element);
|
||||
}
|
||||
|
||||
static void
|
||||
|
|
@ -671,8 +549,6 @@ gst_play_bin_remove_element (GstBin * bin, GstElement * element)
|
|||
GstPlayBin *play_bin;
|
||||
|
||||
play_bin = GST_PLAY_BIN (bin);
|
||||
|
||||
play_bin->user_elements = g_list_remove (play_bin->user_elements, element);
|
||||
}
|
||||
|
||||
static const GstEventMask *
|
||||
|
|
|
|||
Loading…
Reference in a new issue