static GstElement *
ges_effect_create_element (GESTrackElement * object)
{
GstElement *effect;
gchar *bin_desc;
GError *error = NULL;
GESEffect *self = GES_EFFECT (object);
GESTrack *track = ges_track_element_get_track (object);
const gchar *wanted_categories[] = { "Effect", NULL };
if (!track) {
GST_WARNING
("The object %p should be in a Track for the element to be created",
object);
return NULL;
}
if (track->type == GES_TRACK_TYPE_VIDEO) {
bin_desc = g_strconcat ("videoconvert name=pre_video_convert ! ",
self->priv->bin_description, " ! videoconvert name=post_video_convert",
NULL);
} else if (track->type == GES_TRACK_TYPE_AUDIO) {
bin_desc =
g_strconcat ("audioconvert ! audioresample !",
self->priv->bin_description, NULL);
} else {
GST_DEBUG ("Track type not supported");
return NULL;
}
effect = gst_parse_bin_from_description (bin_desc, TRUE, &error);
g_free (bin_desc);
if (error != NULL) {
GST_ERROR ("An error occured while creating the GstElement: %s",
error->message);
g_error_free (error);
return NULL;
}
GST_DEBUG ("Created effect %p", effect);
ges_track_element_add_children_props (object, effect, wanted_categories,
NULL, NULL);
return effect;
}
/**
* ges_test_clip_set_mute:
* @self: the #GESTestClip on which to mute or unmute the audio track
* @mute: %TRUE to mute the audio track, %FALSE to unmute it
*
* Sets whether the audio track of this clip is muted or not.
*
*/
void
ges_test_clip_set_mute (GESTestClip * self, gboolean mute)
{
GList *tmp;
GST_DEBUG ("self:%p, mute:%d", self, mute);
self->priv->mute = mute;
/* Go over tracked objects, and update 'active' status on all audio objects */
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next) {
GESTrackElement *trackelement = (GESTrackElement *) tmp->data;
if (ges_track_element_get_track (trackelement)->type ==
GES_TRACK_TYPE_AUDIO)
ges_track_element_set_active (trackelement, !mute);
}
}
/* GESSource VMethod */
static GstElement *
ges_audio_uri_source_create_source (GESTrackElement * trksrc)
{
GESAudioUriSource *self;
GESTrack *track;
GstElement *decodebin;
self = (GESAudioUriSource *) trksrc;
track = ges_track_element_get_track (trksrc);
decodebin = gst_element_factory_make ("uridecodebin", NULL);
g_object_set (decodebin, "caps", ges_track_get_caps (track),
"expose-all-streams", FALSE, "uri", self->uri, NULL);
return decodebin;
}
/**
* ges_text_overlay_clip_set_ypos:
* @self: the #GESTextOverlayClip* to set
* @position: The vertical position @self is being set to
*
* Sets the vertical position of the text.
*/
void
ges_text_overlay_clip_set_ypos (GESTextOverlayClip * self, gdouble position)
{
GList *tmp;
GST_DEBUG ("self:%p, ypos:%f", self, position);
self->priv->ypos = position;
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next) {
GESTrackElement *trackelement = (GESTrackElement *) tmp->data;
if (ges_track_element_get_track (trackelement)->type ==
GES_TRACK_TYPE_VIDEO)
ges_text_overlay_set_ypos (GES_TEXT_OVERLAY (trackelement),
self->priv->ypos);
}
}
/**
* ges_text_overlay_clip_set_color:
* @self: the #GESTextOverlayClip* to set
* @color: The color @self is being set to
*
* Sets the color of the text.
*/
void
ges_text_overlay_clip_set_color (GESTextOverlayClip * self, guint32 color)
{
GList *tmp;
GST_DEBUG ("self:%p, color:%d", self, color);
self->priv->color = color;
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next) {
GESTrackElement *trackelement = (GESTrackElement *) tmp->data;
if (ges_track_element_get_track (trackelement)->type ==
GES_TRACK_TYPE_VIDEO)
ges_text_overlay_set_color (GES_TEXT_OVERLAY (trackelement),
self->priv->color);
}
}
/**
* ges_text_overlay_clip_set_valign:
* @self: the #GESTextOverlayClip* to set vertical alignement of text on
* @valign: #GESTextVAlign
*
* Sets the vertical aligment of the text.
*
*/
void
ges_text_overlay_clip_set_valign (GESTextOverlayClip * self,
GESTextVAlign valign)
{
GList *tmp;
GST_DEBUG ("self:%p, valign:%d", self, valign);
self->priv->valign = valign;
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next) {
GESTrackElement *trackelement = (GESTrackElement *) tmp->data;
if (ges_track_element_get_track (trackelement)->type ==
GES_TRACK_TYPE_VIDEO)
ges_text_overlay_set_valignment (GES_TEXT_OVERLAY
(trackelement), self->priv->valign);
}
}
/**
* ges_text_overlay_clip_set_text:
* @self: the #GESTextOverlayClip* to set text on
* @text: the text to render. an internal copy of this text will be
* made.
*
* Sets the text this clip will render.
*
*/
void
ges_text_overlay_clip_set_text (GESTextOverlayClip * self, const gchar * text)
{
GList *tmp;
GST_DEBUG ("self:%p, text:%s", self, text);
if (self->priv->text)
g_free (self->priv->text);
self->priv->text = g_strdup (text);
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next) {
GESTrackElement *trackelement = (GESTrackElement *) tmp->data;
if (ges_track_element_get_track (trackelement)->type ==
GES_TRACK_TYPE_VIDEO)
ges_text_overlay_set_text (GES_TEXT_OVERLAY (trackelement),
self->priv->text);
}
}
static gboolean
extractable_set_asset (GESExtractable * self, GESAsset * asset)
{
gboolean res = TRUE;
GESUriClip *uriclip = GES_URI_CLIP (self);
GESUriClipAsset *uri_clip_asset;
GESClip *clip = GES_CLIP (self);
GESLayer *layer = ges_clip_get_layer (clip);
GList *tmp;
GESTimelineElement *audio_source = NULL, *video_source = NULL;
g_return_val_if_fail (GES_IS_URI_CLIP_ASSET (asset), FALSE);
uri_clip_asset = GES_URI_CLIP_ASSET (asset);
if (GST_CLOCK_TIME_IS_VALID (GES_TIMELINE_ELEMENT_DURATION (clip)) == FALSE)
_set_duration0 (GES_TIMELINE_ELEMENT (uriclip),
ges_uri_clip_asset_get_duration (uri_clip_asset));
ges_timeline_element_set_max_duration (GES_TIMELINE_ELEMENT (uriclip),
ges_uri_clip_asset_get_duration (uri_clip_asset));
ges_uri_clip_set_is_image (uriclip,
ges_uri_clip_asset_is_image (uri_clip_asset));
if (ges_clip_get_supported_formats (clip) == GES_TRACK_TYPE_UNKNOWN) {
ges_clip_set_supported_formats (clip,
ges_clip_asset_get_supported_formats (GES_CLIP_ASSET (uri_clip_asset)));
}
GES_TIMELINE_ELEMENT (uriclip)->asset = asset;
if (layer) {
GList *children = ges_container_get_children (GES_CONTAINER (self), TRUE);
for (tmp = children; tmp; tmp = tmp->next) {
if (GES_IS_SOURCE (tmp->data)) {
GESTrack *track = ges_track_element_get_track (tmp->data);
if (track->type == GES_TRACK_TYPE_AUDIO)
audio_source = gst_object_ref (tmp->data);
else if (track->type == GES_TRACK_TYPE_VIDEO)
video_source = gst_object_ref (tmp->data);
ges_track_remove_element (track, tmp->data);
ges_container_remove (GES_CONTAINER (self), tmp->data);
}
}
g_list_free_full (children, g_object_unref);
gst_object_ref (clip);
ges_layer_remove_clip (layer, clip);
res = ges_layer_add_clip (layer, clip);
for (tmp = GES_CONTAINER_CHILDREN (self); tmp; tmp = tmp->next) {
if (GES_IS_SOURCE (tmp->data)) {
GESTrack *track = ges_track_element_get_track (tmp->data);
if (track->type == GES_TRACK_TYPE_AUDIO && audio_source)
ges_track_element_copy_properties (audio_source, tmp->data);
else if (track->type == GES_TRACK_TYPE_VIDEO && video_source)
ges_track_element_copy_properties (video_source, tmp->data);
}
}
g_clear_object (&audio_source);
g_clear_object (&video_source);
gst_object_unref (clip);
gst_object_unref (layer);
}
if (res) {
g_free (uriclip->priv->uri);
uriclip->priv->uri = g_strdup (ges_asset_get_id (asset));
}
return res;
}
