From 1f743c8d843e6f9b4f871f298cd86fc7e06a507e Mon Sep 17 00:00:00 2001 From: Seungha Yang Date: Thu, 20 May 2021 15:39:39 +0900 Subject: [PATCH] audiolatency: Drop incoming downstream stick events stream-start, caps, and segment events will be pushed by internal audiotestsrc element. Part-of: --- gst/audiolatency/gstaudiolatency.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/gst/audiolatency/gstaudiolatency.c b/gst/audiolatency/gstaudiolatency.c index 80d0026..e4b6fe0 100644 --- a/gst/audiolatency/gstaudiolatency.c +++ b/gst/audiolatency/gstaudiolatency.c @@ -98,6 +98,8 @@ static gint64 gst_audiolatency_get_latency (GstAudioLatency * self); static gint64 gst_audiolatency_get_average_latency (GstAudioLatency * self); static GstFlowReturn gst_audiolatency_sink_chain (GstPad * pad, GstObject * parent, GstBuffer * buffer); +static gboolean gst_audiolatency_sink_event (GstPad * pad, + GstObject * parent, GstEvent * event); static GstPadProbeReturn gst_audiolatency_src_probe (GstPad * pad, GstPadProbeInfo * info, gpointer user_data); @@ -186,6 +188,9 @@ gst_audiolatency_init (GstAudioLatency * self) self->sinkpad = gst_pad_new_from_static_template (&sink_template, "sink"); gst_pad_set_chain_function (self->sinkpad, GST_DEBUG_FUNCPTR (gst_audiolatency_sink_chain)); + gst_pad_set_event_function (self->sinkpad, + GST_DEBUG_FUNCPTR (gst_audiolatency_sink_event)); + gst_element_add_pad (GST_ELEMENT (self), self->sinkpad); /* Setup srcpad */ @@ -423,6 +428,23 @@ out: return GST_FLOW_OK; } +static gboolean +gst_audiolatency_sink_event (GstPad * pad, GstObject * parent, GstEvent * event) +{ + switch (GST_EVENT_TYPE (event)) { + /* Drop below events. audiotestsrc will push its own event */ + case GST_EVENT_STREAM_START: + case GST_EVENT_CAPS: + case GST_EVENT_SEGMENT: + gst_event_unref (event); + return TRUE; + default: + break; + } + + return gst_pad_event_default (pad, parent, event); +} + /* Element registration */ static gboolean plugin_init (GstPlugin * plugin) -- 2.7.4