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audio: Keep caps features when building the downstream filter

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Based on 5fd4e3e0b6 for video
by Alessandro Decina.
This commit is contained in:
Sebastian Dröge 2015-01-15 10:51:37 +01:00
parent 5fd4e3e0b6
commit 5b7d9e1954
1 changed files with 5 additions and 1 deletions
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6
gst-libs/gst/audio/gstaudioutilsprivate.c
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@ -41,11 +41,13 @@ __gst_audio_element_proxy_caps (GstElement * element, GstCaps * templ_caps,
for (i = 0; i < templ_caps_size; i++) {
GQuark q_name =
gst_structure_get_name_id (gst_caps_get_structure (templ_caps, i));
GstCapsFeatures *features = gst_caps_get_features (templ_caps, i);
for (j = 0; j < caps_size; j++) {
const GstStructure *caps_s = gst_caps_get_structure (caps, j);
const GValue *val;
GstStructure *s;
GstCaps *tmp = gst_caps_new_empty ();
s = gst_structure_new_id_empty (q_name);
if ((val = gst_structure_get_value (caps_s, "rate")))
@ -55,7 +57,9 @@ __gst_audio_element_proxy_caps (GstElement * element, GstCaps * templ_caps,
if ((val = gst_structure_get_value (caps_s, "channels-mask")))
gst_structure_set_value (s, "channels-mask", val);
result = gst_caps_merge_structure (result, s);
gst_caps_append_structure_full (tmp, s,
gst_caps_features_copy (features));
result = gst_caps_merge (result, tmp);
}
}