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gst/videobox/gstvideobox.c: Fix wrong size calculations and implement get_unit_size correctly.

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

* gst/videobox/gstvideobox.c: (gst_video_box_transform_caps),
(gst_video_box_get_unit_size): Fix wrong size calculations and
implement get_unit_size correctly.
This commit is contained in:
Julien Moutte 2005-10-17 15:14:29 +00:00
parent d472134c41
commit aa52228764
2 changed files with 26 additions and 10 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2005-10-17 Julien MOUTTE <julien@moutte.net>
* gst/videobox/gstvideobox.c: (gst_video_box_transform_caps),
(gst_video_box_get_unit_size): Fix wrong size calculations and
implement get_unit_size correctly.
2005-10-17 Tim-Philipp Müller <tim at centricular dot net>
* configure.ac:

30
gst/videobox/gstvideobox.c
View file

@ -349,10 +349,10 @@ gst_video_box_transform_caps (GstBaseTransform * trans,
structure = gst_caps_get_structure (to, i);
if (gst_structure_get_int (structure, "width", &tmp))
gst_structure_set (structure, "width", G_TYPE_INT,
tmp + direction * (video_box->box_left + video_box->box_right), NULL);
tmp + dir * (video_box->box_left + video_box->box_right), NULL);
if (gst_structure_get_int (structure, "height", &tmp))
gst_structure_set (structure, "height", G_TYPE_INT,
tmp + direction * (video_box->box_top + video_box->box_bottom), NULL);
tmp + dir * (video_box->box_top + video_box->box_bottom), NULL);
}
return to;
@ -398,18 +398,28 @@ gst_video_box_get_unit_size (GstBaseTransform * trans, GstCaps * caps,
guint * size)
{
GstVideoBox *video_box;
GstStructure *structure = NULL;
guint32 fourcc;
gint width, height;
g_return_val_if_fail (size, FALSE);
video_box = GST_VIDEO_BOX (trans);
if (gst_caps_is_equal (caps, GST_PAD_CAPS (trans->sinkpad))) {
*size = GST_VIDEO_I420_SIZE (video_box->in_width, video_box->in_height);
} else if (gst_caps_is_equal (caps, GST_PAD_CAPS (trans->srcpad))) {
if (video_box->use_alpha) {
*size = video_box->out_height * video_box->out_height * 4;
} else {
*size = GST_VIDEO_I420_SIZE (video_box->out_width, video_box->out_height);
}
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_fourcc (structure, "format", &fourcc);
gst_structure_get_int (structure, "width", &width);
gst_structure_get_int (structure, "height", &height);
switch (fourcc) {
case GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'):
*size = width * height * 4;
break;
case GST_MAKE_FOURCC ('I', '4', '2', '0'):
*size = GST_VIDEO_I420_SIZE (width, height);
break;
default:
return FALSE;
break;
}
return TRUE;