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videolevels: fixes to caps handling

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This commit is contained in:
Joshua M. Doe 2010-04-13 10:43:59 -04:00
parent 38bf83dbe9
commit 53c2a38d81
1 changed files with 10 additions and 32 deletions
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42
gst/gstvideolevels.c
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@ -353,28 +353,6 @@ gst_videolevels_transform_caps (GstBaseTransform * base,
GST_DEBUG_OBJECT (caps, "transforming caps (from)");
/* copy static pad caps to get bpp/depth/endianess */
//if (direction == GST_PAD_SINK) {
// static_caps = gst_static_pad_template_get_caps (&gst_videolevels_sink_template);
//}
//else {
// static_caps = gst_static_pad_template_get_caps (&gst_videolevels_src_template);
//}
//structure = gst_caps_get_structure (static_caps, 0);
//gst_structure_get_value()
//newcaps = gst_caps_copy (caps);
//gst_caps_unref (static_caps);
///* get width and height from proposed caps */
//structure = gst_caps_get_structure (caps, 0);
//width = gst_structure_get_value (structure, "width");
//height = gst_structure_get_value (structure, "height");
//
///* set width and height to new caps */
//structure = gst_caps_get_structure (newcaps, 0);
//gst_structure_set_value (structure, "width", width);
//gst_structure_set_value (structure, "height", height);
newcaps = gst_caps_copy (caps);
/* finish settings caps of the opposite pad */
@ -386,6 +364,7 @@ gst_videolevels_transform_caps (GstBaseTransform * base,
NULL);
structure = gst_caps_get_structure (newcaps, 0);
gst_structure_remove_field (structure, "endianness");
gst_structure_remove_field (structure, "signed");
}
else {
GValue endianness = {0};
@ -395,9 +374,9 @@ gst_videolevels_transform_caps (GstBaseTransform * base,
GST_DEBUG ("Pad direction is src");
gst_caps_set_simple (newcaps,
"bpp", G_TYPE_INT, 16,
"depth", G_TYPE_INT, 16,
NULL);
"bpp", G_TYPE_INT, 16,
"depth", G_TYPE_INT, 16,
NULL);
structure = gst_caps_get_structure (newcaps, 0);
/* add BIG/LITTLE endianness to caps */
@ -460,18 +439,16 @@ gst_videolevels_set_caps (GstBaseTransform * base, GstCaps * incaps,
if (!res)
return FALSE;
/* retrieve input caps sign, or set to false if field doesn't exist */
if (!gst_structure_get (structure,
"signed", G_TYPE_BOOLEAN, &levels->is_signed_in))
levels->is_signed_in = FALSE;
/* retrieve src caps bpp/depth/endianness */
structure = gst_caps_get_structure (incaps, 0);
/* retrieve output bpp and depth */
structure = gst_caps_get_structure (outcaps, 0);
res = gst_structure_get (structure,
"width", G_TYPE_INT, &levels->width,
"height", G_TYPE_INT, &levels->height,
"bpp", G_TYPE_INT, &levels->bpp_in,
"depth", G_TYPE_INT, &levels->depth_in,
"endianness", G_TYPE_INT, &levels->endianness_in,
"bpp", G_TYPE_INT, &levels->bpp_out,
"depth", G_TYPE_INT, &levels->depth_out,
NULL);
if (!res)
return FALSE;
@ -479,6 +456,7 @@ gst_videolevels_set_caps (GstBaseTransform * base, GstCaps * incaps,
levels->stride_in = GST_ROUND_UP_4 (levels->width * levels->depth_in/8);
levels->stride_out = GST_ROUND_UP_4 (levels->width * levels->depth_out/8);
gst_videolevels_calculate_tables (levels);
return res;