gl: Remove format info in glcolorconvert's transform_caps function instead of on every caller

... and let glmixer actually transform the caps it is supposed to transform
instead of inventing new caps.
This commit is contained in:
Sebastian Dröge 2015-03-06 18:15:11 +01:00
parent 5dfa3c8009
commit f153b9ee59

View file

@ -326,60 +326,17 @@ gst_gl_mixer_set_caps_features (const GstCaps * caps,
return ret;
}
/* copies the given caps */
static GstCaps *
gst_gl_mixer_caps_remove_format_info (GstCaps * caps)
{
GstStructure *st;
GstCapsFeatures *f;
gint i, n;
GstCaps *res;
res = gst_caps_new_empty ();
n = gst_caps_get_size (caps);
for (i = 0; i < n; i++) {
st = gst_caps_get_structure (caps, i);
f = gst_caps_get_features (caps, i);
/* If this is already expressed by the existing caps
* skip this structure */
if (i > 0 && gst_caps_is_subset_structure_full (res, st, f))
continue;
st = gst_structure_copy (st);
/* Only remove format info for the cases when we can actually convert */
if (!gst_caps_features_is_any (f)
&& gst_caps_features_is_equal (f,
GST_CAPS_FEATURES_MEMORY_SYSTEM_MEMORY))
gst_structure_remove_fields (st, "format", "colorimetry", "chroma-site",
NULL);
gst_structure_remove_fields (st, "width", "height", NULL);
gst_caps_append_structure_full (res, st, gst_caps_features_copy (f));
}
return res;
}
GstCaps *
gst_gl_mixer_update_caps (GstGLMixer * mix, GstCaps * caps)
{
GstCaps *result, *tmp, *gl_caps;
gl_caps = gst_caps_from_string ("video/x-raw(memory:GLMemory),format=RGBA");
GstCaps *result, *tmp;
result =
gst_gl_color_convert_transform_caps (mix->context, GST_PAD_SRC, gl_caps,
gst_gl_color_convert_transform_caps (mix->context, GST_PAD_SRC, caps,
NULL);
tmp = result;
GST_DEBUG_OBJECT (mix, "convert returned caps %" GST_PTR_FORMAT, tmp);
result = gst_gl_mixer_caps_remove_format_info (tmp);
gst_caps_unref (tmp);
tmp = result;
GST_DEBUG_OBJECT (mix, "remove format returned caps %" GST_PTR_FORMAT, tmp);
result = gst_gl_upload_transform_caps (mix->context, GST_PAD_SRC, tmp, NULL);
gst_caps_unref (tmp);
tmp = result;
@ -740,10 +697,6 @@ gst_gl_mixer_query_caps (GstPad * pad, GstAggregator * agg, GstQuery * query)
NULL);
retcaps = gst_caps_merge (gl_caps, retcaps);
gst_caps_unref (current_caps);
current_caps = retcaps;
retcaps = gst_gl_mixer_caps_remove_format_info (current_caps);
gst_caps_unref (current_caps);
if (filter) {
current_caps =