gst/alpha/gstalphacolor.c: Handle caps negotiation in a better way.

Original commit message from CVS:
2005-10-17  Julien MOUTTE  <julien@moutte.net>

* gst/alpha/gstalphacolor.c: (gst_alpha_color_transform_caps),
(transform_rgb), (transform_bgr): Handle caps negotiation in a
better
way.
This commit is contained in:
Julien Moutte 2005-10-17 17:18:56 +00:00
parent 22060a915c
commit 1adfcec298
2 changed files with 29 additions and 9 deletions

View file

@ -1,3 +1,9 @@
2005-10-17 Julien MOUTTE <julien@moutte.net>
* gst/alpha/gstalphacolor.c: (gst_alpha_color_transform_caps),
(transform_rgb), (transform_bgr): Handle caps negotiation in a better
way.
2005-10-17 Julien MOUTTE <julien@moutte.net>
* gst/videobox/gstvideobox.c: (gst_video_box_transform_caps),

View file

@ -138,18 +138,32 @@ static GstCaps *
gst_alpha_color_transform_caps (GstBaseTransform * btrans,
GstPadDirection direction, GstCaps * caps)
{
GstAlphaColor *alpha;
GstCaps *result;
GstAlphaColor *alpha = NULL;
GstCaps *result = NULL;
alpha = GST_ALPHA_COLOR (btrans);
GST_DEBUG ("transforming direction %d caps %s", direction,
gst_caps_to_string (caps));
result = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'),
"width", GST_TYPE_INT_RANGE, 16, 4096,
"height", GST_TYPE_INT_RANGE, 16, 4096,
"framerate", GST_TYPE_DOUBLE_RANGE, 0.0, G_MAXDOUBLE, NULL);
if (gst_caps_is_fixed (caps)) {
GstStructure *structure = NULL;
gint width, height;
gdouble fps;
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &width);
gst_structure_get_int (structure, "height", &height);
gst_structure_get_double (structure, "framerate", &fps);
result = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'),
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height, "framerate", G_TYPE_DOUBLE, fps, NULL);
} else {
result = gst_caps_new_simple ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'),
"width", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 1, G_MAXINT,
"framerate", GST_TYPE_DOUBLE_RANGE, 0.0, G_MAXDOUBLE, NULL);
}
return result;
}