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framepositionner: Make use of the new CompositorPad.width/height

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So that the scaling is done in the compositor and this way we can cleanly interpolate its value
This commit is contained in:
Thibault Saunier 2015-06-13 18:48:20 +02:00
parent a0ee7e1f44
commit 8e13b7d9b8
3 changed files with 27 additions and 39 deletions
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3
ges/ges-smart-video-mixer.c
View file

@ -84,7 +84,8 @@ parse_metadata (GstPad * mixer_pad, GstPadProbeInfo * info, gpointer unused)
}
g_object_set (mixer_pad, "alpha", meta->alpha, "xpos", meta->posx, "ypos",
meta->posy, "zorder", meta->zorder, NULL);
meta->posy, "zorder", meta->zorder, "width", meta->width,
"height", meta->height, NULL);
return GST_PAD_PROBE_OK;
}

61
ges/gstframepositionner.c
View file

@ -80,56 +80,37 @@ gst_frame_positionner_update_properties (GstFramePositionner * pos,
gint old_track_width, gint old_track_height)
{
GstCaps *caps;
gint final_width;
gint final_height;
if (pos->capsfilter == NULL)
return;
if ((old_track_width && pos->width == old_track_width &&
old_track_width && pos->width == old_track_width) ||
(pos->width <= 0 && pos->height <= 0)) {
GST_DEBUG_OBJECT (pos, "FOLLOWING track size width old_track: %d -- pos: %d"
"height, old_track %d -- pos: %d",
old_track_width, pos->width, old_track_height, pos->height);
final_width = pos->track_width;
final_height = pos->track_height;
} else {
GST_DEBUG_OBJECT (pos, "Keeping previous sizes");
final_width = pos->width;
final_height = pos->height;
}
if (final_width == 0 && final_height == 0)
caps = gst_caps_new_empty_simple ("video/x-raw");
else if (final_width == 0)
caps =
gst_caps_new_simple ("video/x-raw", "height", G_TYPE_INT, final_height,
NULL);
else if (final_height == 0)
caps =
gst_caps_new_simple ("video/x-raw", "width", G_TYPE_INT, final_width,
NULL);
else
if (pos->track_width && pos->track_height) {
caps =
gst_caps_new_simple ("video/x-raw", "width", G_TYPE_INT,
final_width, "height", G_TYPE_INT, final_height, NULL);
GST_DEBUG_OBJECT (pos, "updated size to : %d %d", final_width, final_height);
pos->track_width, "height", G_TYPE_INT, pos->track_height, NULL);
} else {
caps = gst_caps_new_empty_simple ("video/x-raw");
}
if (pos->fps_n != -1)
gst_caps_set_simple (caps, "framerate", GST_TYPE_FRACTION, pos->fps_n,
pos->fps_d, NULL);
if (old_track_width && pos->width == old_track_width &&
old_track_width && pos->width == old_track_width) {
GST_DEBUG_OBJECT (pos, "FOLLOWING track size width old_track: %d -- pos: %d"
" || height, old_track %d -- pos: %d",
old_track_width, pos->width, old_track_height, pos->height);
pos->width = pos->track_width;
pos->height = pos->track_height;
}
GST_DEBUG_OBJECT (pos, "setting caps : %s", gst_caps_to_string (caps));
g_object_set (pos->capsfilter, "caps", caps, NULL);
g_object_notify (G_OBJECT (pos), "width");
g_object_notify (G_OBJECT (pos), "height");
pos->width = final_width;
pos->height = final_height;
gst_caps_unref (caps);
}
@ -160,7 +141,7 @@ sync_properties_from_caps (GstFramePositionner * pos, GstCaps * caps)
pos->track_width = width;
pos->track_height = height;
GST_DEBUG_OBJECT (pos, "syncing size from caps : %d %d", width, height);
GST_ERROR_OBJECT (pos, "syncing size from caps : %d %d", width, height);
GST_DEBUG_OBJECT (pos, "syncing framerate from caps : %d/%d", pos->fps_n,
pos->fps_d);
@ -319,7 +300,7 @@ gst_frame_positionner_class_init (GstFramePositionnerClass * klass)
*/
g_object_class_install_property (gobject_class, PROP_WIDTH,
g_param_spec_int ("width", "width", "width of the source",
0, MAX_PIXELS, 0, G_PARAM_READWRITE));
0, MAX_PIXELS, 0, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
/**
* gesframepositionner:height:
@ -329,7 +310,7 @@ gst_frame_positionner_class_init (GstFramePositionnerClass * klass)
*/
g_object_class_install_property (gobject_class, PROP_HEIGHT,
g_param_spec_int ("height", "height", "height of the source",
0, MAX_PIXELS, 0, G_PARAM_READWRITE));
0, MAX_PIXELS, 0, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
gst_element_class_set_static_metadata (GST_ELEMENT_CLASS (klass),
"frame positionner", "Metadata",
@ -473,6 +454,8 @@ gst_frame_positionner_meta_transform (GstBuffer * dest, GstMeta * meta,
dmeta->alpha = smeta->alpha;
dmeta->posx = smeta->posx;
dmeta->posy = smeta->posy;
dmeta->width = smeta->width;
dmeta->height = smeta->height;
dmeta->zorder = smeta->zorder;
}
@ -498,6 +481,8 @@ gst_frame_positionner_transform_ip (GstBaseTransform * trans, GstBuffer * buf)
meta->alpha = framepositionner->alpha;
meta->posx = framepositionner->posx;
meta->posy = framepositionner->posy;
meta->width = framepositionner->width;
meta->height = framepositionner->height;
meta->zorder = framepositionner->zorder;
GST_OBJECT_UNLOCK (framepositionner);

2
ges/gstframepositionner.h
View file

@ -70,6 +70,8 @@ struct _GstFramePositionnerMeta {
gdouble alpha;
gint posx;
gint posy;
gint height;
gint width;
guint zorder;
};