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playsink: refactor block/unblock code a little

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This commit is contained in:
Wim Taymans 2011-06-02 12:08:22 +02:00
parent f91c753959
commit 3b09cfe54d
1 changed files with 73 additions and 91 deletions
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164
gst/playback/gstplaysink.c
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@ -2862,6 +2862,70 @@ is_raw_pad (GstPad * pad)
return raw;
}
static GstProbeReturn
sinkpad_blocked_cb (GstPad * blockedpad, GstProbeType type, gpointer type_data,
gpointer user_data);
static void
video_set_blocked (GstPlaySink * playsink, gboolean blocked)
{
if (playsink->video_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->video_pad)));
if (blocked && playsink->video_block_id == 0) {
playsink->video_block_id =
gst_pad_add_probe (opad, GST_PROBE_TYPE_BLOCK, sinkpad_blocked_cb,
gst_object_ref (playsink), (GDestroyNotify) gst_object_unref);
} else if (!blocked && playsink->video_block_id) {
gst_pad_remove_probe (opad, playsink->video_block_id);
playsink->video_block_id = 0;
playsink->video_pad_blocked = FALSE;
}
gst_object_unref (opad);
}
}
static void
audio_set_blocked (GstPlaySink * playsink, gboolean blocked)
{
if (playsink->audio_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->audio_pad)));
if (blocked && playsink->audio_block_id == 0) {
playsink->audio_block_id =
gst_pad_add_probe (opad, GST_PROBE_TYPE_BLOCK, sinkpad_blocked_cb,
gst_object_ref (playsink), (GDestroyNotify) gst_object_unref);
} else if (!blocked && playsink->audio_block_id) {
gst_pad_remove_probe (opad, playsink->audio_block_id);
playsink->audio_block_id = 0;
playsink->audio_pad_blocked = FALSE;
}
gst_object_unref (opad);
}
}
static void
text_set_blocked (GstPlaySink * playsink, gboolean blocked)
{
if (playsink->text_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->text_pad)));
if (blocked && playsink->text_block_id == 0) {
playsink->text_block_id =
gst_pad_add_probe (opad, GST_PROBE_TYPE_BLOCK, sinkpad_blocked_cb,
gst_object_ref (playsink), (GDestroyNotify) gst_object_unref);
} else if (!blocked && playsink->text_block_id) {
gst_pad_remove_probe (opad, playsink->text_block_id);
playsink->text_block_id = 0;
playsink->text_pad_blocked = FALSE;
}
gst_object_unref (opad);
}
}
static GstProbeReturn
sinkpad_blocked_cb (GstPad * blockedpad, GstProbeType type, gpointer type_data,
gpointer user_data)
@ -2902,35 +2966,9 @@ sinkpad_blocked_cb (GstPad * blockedpad, GstProbeType type, gpointer type_data,
gst_play_sink_reconfigure (playsink);
if (playsink->video_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->video_pad)));
gst_pad_remove_probe (opad, playsink->video_block_id);
playsink->video_block_id = 0;
gst_object_unref (opad);
playsink->video_pad_blocked = FALSE;
}
if (playsink->audio_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->audio_pad)));
gst_pad_remove_probe (opad, playsink->audio_block_id);
playsink->audio_block_id = 0;
gst_object_unref (opad);
playsink->audio_pad_blocked = FALSE;
}
if (playsink->text_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->text_pad)));
gst_pad_remove_probe (opad, playsink->text_block_id);
playsink->text_block_id = 0;
gst_object_unref (opad);
playsink->text_pad_blocked = FALSE;
}
video_set_blocked (playsink, FALSE);
audio_set_blocked (playsink, FALSE);
text_set_blocked (playsink, FALSE);
}
gst_object_unref (pad);
@ -2971,38 +3009,9 @@ caps_notify_cb (GstPad * pad, GParamSpec * unused, GstPlaySink * playsink)
if (reconfigure) {
GST_PLAY_SINK_LOCK (playsink);
if (playsink->video_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->video_pad)));
if (playsink->video_block_id == 0)
playsink->video_block_id =
gst_pad_add_probe (opad, GST_PROBE_TYPE_BLOCK, sinkpad_blocked_cb,
gst_object_ref (playsink), (GDestroyNotify) gst_object_unref);
gst_object_unref (opad);
}
if (playsink->audio_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->audio_pad)));
if (playsink->audio_block_id == 0)
playsink->audio_block_id =
gst_pad_add_probe (opad, GST_PROBE_TYPE_BLOCK, sinkpad_blocked_cb,
gst_object_ref (playsink), (GDestroyNotify) gst_object_unref);
gst_object_unref (opad);
}
if (playsink->text_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->text_pad)));
if (playsink->text_block_id == 0)
playsink->text_block_id =
gst_pad_add_probe (opad, GST_PROBE_TYPE_BLOCK, sinkpad_blocked_cb,
gst_object_ref (playsink), (GDestroyNotify) gst_object_unref);
gst_object_unref (opad);
}
video_set_blocked (playsink, TRUE);
audio_set_blocked (playsink, TRUE);
text_set_blocked (playsink, TRUE);
GST_PLAY_SINK_UNLOCK (playsink);
}
}
@ -3367,36 +3376,9 @@ gst_play_sink_change_state (GstElement * element, GstStateChange transition)
case GST_STATE_CHANGE_PAUSED_TO_READY:
/* unblock all pads here */
GST_PLAY_SINK_LOCK (playsink);
if (playsink->video_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->video_pad)));
gst_pad_remove_probe (opad, playsink->video_block_id);
playsink->video_block_id = 0;
gst_object_unref (opad);
playsink->video_pad_blocked = FALSE;
}
if (playsink->audio_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->audio_pad)));
gst_pad_remove_probe (opad, playsink->audio_block_id);
playsink->audio_block_id = 0;
gst_object_unref (opad);
playsink->audio_pad_blocked = FALSE;
}
if (playsink->text_pad) {
GstPad *opad =
GST_PAD_CAST (gst_proxy_pad_get_internal (GST_PROXY_PAD
(playsink->text_pad)));
gst_pad_remove_probe (opad, playsink->text_block_id);
playsink->text_block_id = 0;
gst_object_unref (opad);
playsink->text_pad_blocked = FALSE;
}
video_set_blocked (playsink, FALSE);
audio_set_blocked (playsink, FALSE);
text_set_blocked (playsink, FALSE);
GST_PLAY_SINK_UNLOCK (playsink);
/* fall through */
case GST_STATE_CHANGE_READY_TO_NULL: