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typefind: make sure buffers' metadata is writable before setting caps on them

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Fixes warnings when using playbin2 with dvb:// streams, where typefind
comes after mpegtsparse.
This commit is contained in:
Tim-Philipp Müller 2010-06-18 12:00:53 +01:00
parent 1811963626
commit e1573f194c
1 changed files with 6 additions and 1 deletions
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7
plugins/elements/gsttypefindelement.c
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@ -477,8 +477,9 @@ stop_typefinding (GstTypeFindElement * typefind)
GST_OBJECT_LOCK (typefind);
if (typefind->store) {
GstBuffer *store = typefind->store;
GstBuffer *store;
store = gst_buffer_make_metadata_writable (typefind->store);
typefind->store = NULL;
gst_buffer_set_caps (store, typefind->caps);
GST_OBJECT_UNLOCK (typefind);
@ -646,6 +647,7 @@ gst_type_find_element_setcaps (GstPad * pad, GstCaps * caps)
typefind->store = NULL;
GST_DEBUG_OBJECT (typefind, "Pushing store: %d", GST_BUFFER_SIZE (store));
store = gst_buffer_make_metadata_writable (store);
gst_buffer_set_caps (store, typefind->caps);
GST_OBJECT_UNLOCK (typefind);
@ -754,6 +756,7 @@ gst_type_find_element_chain (GstPad * pad, GstBuffer * buffer)
return GST_FLOW_ERROR;
case MODE_NORMAL:
GST_OBJECT_LOCK (typefind);
buffer = gst_buffer_make_metadata_writable (buffer);
gst_buffer_set_caps (buffer, typefind->caps);
GST_OBJECT_UNLOCK (typefind);
return gst_pad_push (typefind->src, buffer);
@ -862,6 +865,8 @@ gst_type_find_element_getrange (GstPad * srcpad,
if (ret == GST_FLOW_OK && buffer && *buffer) {
GST_OBJECT_LOCK (typefind);
/* we assume that pulled buffers are meta-data writable */
gst_buffer_set_caps (*buffer, typefind->caps);
GST_OBJECT_UNLOCK (typefind);
}