static HRESULT Gstreamer_transform_ConnectInput(GstTfImpl *This, const AM_MEDIA_TYPE *amt, GstCaps *capsin, GstCaps *capsout)
{
GstIterator *it;
BOOL done = FALSE, found = FALSE;
int ret;
TRACE("%p %p %p %p\n", This, amt, capsin, capsout);
mark_wine_thread();
This->filter = gst_element_factory_make(This->gstreamer_name, NULL);
if (!This->filter) {
FIXME("Could not make %s filter\n", This->gstreamer_name);
return E_FAIL;
}
This->my_src = gst_pad_new("yuvsrc", GST_PAD_SRC);
gst_pad_set_element_private (This->my_src, This);
gst_pad_set_active(This->my_src, 1);
This->my_sink = gst_pad_new("yuvsink", GST_PAD_SINK);
gst_pad_set_chain_function(This->my_sink, got_data_wrapper);
gst_pad_set_element_private (This->my_sink, This);
gst_pad_set_active(This->my_sink, 1);
it = gst_element_iterate_sink_pads(This->filter);
while (!done) {
GValue item = {0};
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_sink = g_value_get_object(&item);
gst_object_ref(This->their_sink);
g_value_reset(&item);
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = TRUE;
break;
}
}
gst_iterator_free(it);
if (!This->their_sink) {
ERR("Could not find sink on filter %s\n", This->gstreamer_name);
return E_FAIL;
}
it = gst_element_iterate_src_pads(This->filter);
gst_iterator_resync(it);
done = FALSE;
while (!done) {
GValue item = {0};
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_src = g_value_get_object(&item);
gst_object_ref(This->their_src);
g_value_reset(&item);
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = TRUE;
break;
}
}
gst_iterator_free(it);
found = !!This->their_src;
if (!found)
g_signal_connect(This->filter, "pad-added", G_CALLBACK(Gstreamer_transform_pad_added_wrapper), This);
ret = gst_pad_link(This->my_src, This->their_sink);
if (ret < 0) {
WARN("Failed to link with %i\n", ret);
return E_FAIL;
}
ret = gst_pad_set_caps(This->my_src, capsin);
if (ret < 0) {
WARN("Failed to set caps on own source with %i\n", ret);
return E_FAIL;
}
if (found)
Gstreamer_transform_pad_added(This->filter, This->their_src, This);
if (!gst_pad_is_linked(This->my_sink))
return E_FAIL;
ret = gst_pad_set_caps(This->my_sink, capsout);
if (ret < 0) {
WARN("Failed to set caps on own sink with %i\n", ret);
return E_FAIL;
}
TRACE("Connected\n");
return S_OK;
}
static HRESULT Gstreamer_transform_ConnectInput(GstTfImpl *This, const AM_MEDIA_TYPE *amt, GstCaps *capsin, GstCaps *capsout) {
GstIterator *it;
int done = 0, found = 0, ret;
This->filter = gst_element_factory_make(This->gstreamer_name, NULL);
if (!This->filter) {
FIXME("Could not make %s filter\n", This->gstreamer_name);
return E_FAIL;
}
This->my_src = gst_pad_new(NULL, GST_PAD_SRC);
gst_pad_set_element_private (This->my_src, This);
This->my_sink = gst_pad_new(NULL, GST_PAD_SINK);
gst_pad_set_chain_function(This->my_sink, got_data);
gst_pad_set_bufferalloc_function(This->my_sink, request_buffer);
gst_pad_set_element_private (This->my_sink, This);
ret = gst_pad_set_caps(This->my_src, capsin);
if (ret < 0) {
WARN("Failed to set caps on own source with %i\n", ret);
return E_FAIL;
}
ret = gst_pad_set_caps(This->my_sink, capsout);
if (ret < 0) {
WARN("Failed to set caps on own sink with %i\n", ret);
return E_FAIL;
}
it = gst_element_iterate_sink_pads(This->filter);
while (!done) {
gpointer item;
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_sink = item;
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = 1;
break;
}
}
gst_iterator_free(it);
if (!This->their_sink) {
ERR("Could not find sink on filter %s\n", This->gstreamer_name);
return E_FAIL;
}
it = gst_element_iterate_src_pads(This->filter);
gst_iterator_resync(it);
done = 0;
while (!done) {
gpointer item;
switch (gst_iterator_next(it, &item)) {
case GST_ITERATOR_RESYNC:
gst_iterator_resync (it);
break;
case GST_ITERATOR_OK:
This->their_src = item;
case GST_ITERATOR_ERROR:
case GST_ITERATOR_DONE:
done = 1;
break;
}
}
gst_iterator_free(it);
found = !!This->their_src;
if (!found)
g_signal_connect(This->filter, "pad-added", G_CALLBACK(Gstreamer_transform_pad_added), This);
ret = gst_pad_link(This->my_src, This->their_sink);
if (ret < 0) {
WARN("Failed to link with %i\n", ret);
return E_FAIL;
}
if (found)
Gstreamer_transform_pad_added(This->filter, This->their_src, This);
if (!gst_pad_is_linked(This->my_sink))
return E_FAIL;
TRACE("Connected\n");
return S_OK;
}
