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ges: Set restriction caps in the audio source caps filter

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Otherwise we could have not negotiated errors in audiomixer when
the channel/channel-mask do not match

Differential Revision: https://phabricator.freedesktop.org/D493
Reviewed-by: Mathieu Duponchelle <mathieu.duponchelle@opencreed.com>
This commit is contained in:
Thibault Saunier 2015-11-05 11:16:31 +01:00
parent fcf8d5382e
commit 320b611ff7
3 changed files with 71 additions and 9 deletions
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5
.arcconfig
View file

@ -1,5 +1,6 @@
{
"phabricator.uri" : "https:\/\/phabricator.freedesktop.org\/api\/",
"phabricator.uri" : "https://phabricator.freedesktop.org/",
"repository.callsign" : "GES",
"project": "GStreamer Editing Services"
"project": "GStreamer Editing Services",
"default-reviewers": "thiblahute,Mathieu_Du"
}

48
ges/ges-audio-source.c
View file

@ -58,8 +58,8 @@ G_DEFINE_ABSTRACT_TYPE (GESAudioSource, ges_audio_source, GES_TYPE_SOURCE);
struct _GESAudioSourcePrivate
{
/* Dummy variable */
void *nothing;
GstElement *capsfilter;
GESTrack *current_track;
};
static void
@ -89,6 +89,41 @@ _sync_element_to_layer_property_float (GESTrackElement * trksrc,
gst_object_unref (layer);
}
static void
restriction_caps_cb (GESTrack * track,
GParamSpec * arg G_GNUC_UNUSED, GESAudioSource * self)
{
GstCaps *caps;
g_object_get (track, "restriction-caps", &caps, NULL);
GST_DEBUG_OBJECT (self, "Setting capsfilter caps to %" GST_PTR_FORMAT, caps);
g_object_set (self->priv->capsfilter, "caps", caps, NULL);
if (caps)
gst_caps_unref (caps);
}
static void
_track_changed_cb (GESAudioSource * self, GParamSpec * arg G_GNUC_UNUSED,
gpointer udata)
{
GESTrack *track = ges_track_element_get_track (GES_TRACK_ELEMENT (self));
if (self->priv->current_track) {
g_signal_handlers_disconnect_by_func (self->priv->current_track,
(GCallback) restriction_caps_cb, self);
}
self->priv->current_track = track;
if (track) {
restriction_caps_cb (track, NULL, self);
g_signal_connect (track, "notify::restriction-caps",
G_CALLBACK (restriction_caps_cb), self);
}
}
static GstElement *
ges_audio_source_create_element (GESTrackElement * trksrc)
{
@ -97,6 +132,7 @@ ges_audio_source_create_element (GESTrackElement * trksrc)
GstElement *sub_element;
GESAudioSourceClass *source_class = GES_AUDIO_SOURCE_GET_CLASS (trksrc);
const gchar *props[] = { "volume", "mute", NULL };
GESAudioSource *self = GES_AUDIO_SOURCE (trksrc);
if (!source_class->create_source)
return NULL;
@ -106,9 +142,15 @@ ges_audio_source_create_element (GESTrackElement * trksrc)
GST_DEBUG_OBJECT (trksrc, "Creating a bin sub_element ! volume");
vbin =
gst_parse_bin_from_description
("audioconvert ! audioresample ! volume name=v", TRUE, NULL);
("audioconvert ! audioresample ! volume name=v ! capsfilter name=audio-track-caps-filter",
TRUE, NULL);
topbin = ges_source_create_topbin ("audiosrcbin", sub_element, vbin, NULL);
volume = gst_bin_get_by_name (GST_BIN (vbin), "v");
self->priv->capsfilter = gst_bin_get_by_name (GST_BIN (vbin),
"audio-track-caps-filter");
g_signal_connect (self, "notify::track", (GCallback) _track_changed_cb, NULL);
_track_changed_cb (self, NULL, NULL);
_sync_element_to_layer_property_float (trksrc, volume, GES_META_VOLUME,
"volume");

27
ges/ges-smart-adder.c
View file

@ -219,20 +219,39 @@ ges_smart_adder_init (GESSmartAdder * self)
NULL, (GDestroyNotify) destroy_pad);
}
static void
restriction_caps_cb (GESTrack * track,
GParamSpec * arg G_GNUC_UNUSED, GESSmartAdder * self)
{
GstCaps *caps;
g_object_get (track, "restriction-caps", &caps, NULL);
if (!caps)
caps = gst_caps_from_string (DEFAULT_CAPS);
GST_DEBUG_OBJECT (self, "Setting adder caps to %" GST_PTR_FORMAT, caps);
g_object_set (self->adder, "caps", caps, NULL);
gst_caps_unref (caps);
}
GstElement *
ges_smart_adder_new (GESTrack * track)
{
GESSmartAdder *self;
GstCaps *caps;
self = g_object_new (GES_TYPE_SMART_ADDER, NULL);
self->track = track;
if (track) {
restriction_caps_cb (track, NULL, self);
g_signal_connect (track, "notify::restriction-caps",
G_CALLBACK (restriction_caps_cb), self);
}
/* FIXME Make adder smart and let it properly negotiate caps! */
caps = gst_caps_from_string (DEFAULT_CAPS);
g_object_set (self->adder, "caps", caps, NULL);
gst_caps_unref (caps);
return GST_ELEMENT (self);
}