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glfilter: don't complete overwrite caps features from the subclass

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We can get away with ensuring that the memory:GLMemory caps feature is
present in the output caps
This commit is contained in:
Matthew Waters 2018-09-27 13:29:03 +10:00
parent 919083d082
commit 0086dfcf7f
1 changed files with 8 additions and 4 deletions
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12
gst-libs/gst/gl/gstglfilter.c
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@ -611,7 +611,7 @@ gst_gl_filter_caps_remove_size (GstCaps * caps)
}
static GstCaps *
gst_gl_filter_set_caps_features (const GstCaps * caps,
gst_gl_filter_ensure_caps_contains_features (const GstCaps * caps,
const gchar * feature_name)
{
GstCaps *ret = gst_caps_copy (caps);
@ -619,8 +619,12 @@ gst_gl_filter_set_caps_features (const GstCaps * caps,
guint i = 0;
for (i = 0; i < n; i++) {
gst_caps_set_features (ret, i,
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY));
GstCapsFeatures *f = gst_caps_get_features (ret, i);
if (!gst_caps_features_is_any (f)) {
if (!gst_caps_features_contains (f, feature_name)) {
gst_caps_features_add (f, GST_CAPS_FEATURE_MEMORY_GL_MEMORY);
}
}
}
return ret;
@ -651,7 +655,7 @@ gst_gl_filter_transform_caps (GstBaseTransform * bt,
direction, caps, NULL);
result =
gst_gl_filter_set_caps_features (tmp,
gst_gl_filter_ensure_caps_contains_features (tmp,
GST_CAPS_FEATURE_MEMORY_GL_MEMORY);
gst_caps_unref (tmp);
tmp = result;