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d3d11convert: Passthrough allocation query on same caps

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Since d3d11convert and its variant elements does not enable basetransform's
passthrough, passthrough allocation query needs to be handled
manually in order to respect downstream element's min/max buffer
requirement.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5297>
This commit is contained in:
Seungha Yang 2023-08-28 20:58:22 +09:00 committed by Tim-Philipp Müller
parent d8012a0ead
commit 1254dd49be
1 changed files with 12 additions and 1 deletions
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13
subprojects/gst-plugins-bad/sys/d3d11/gstd3d11convert.cpp
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@ -1189,6 +1189,7 @@ static gboolean
gst_d3d11_base_convert_propose_allocation (GstBaseTransform * trans,
GstQuery * decide_query, GstQuery * query)
{
GstD3D11BaseConvert *self = GST_D3D11_BASE_CONVERT (trans);
GstD3D11BaseFilter *filter = GST_D3D11_BASE_FILTER (trans);
GstVideoInfo info;
GstBufferPool *pool = NULL;
@ -1205,8 +1206,18 @@ gst_d3d11_base_convert_propose_allocation (GstBaseTransform * trans,
ID3D11Device *device_handle;
if (!GST_BASE_TRANSFORM_CLASS (parent_class)->propose_allocation (trans,
decide_query, query))
decide_query, query)) {
return FALSE;
}
if (self->same_caps) {
if (!gst_pad_peer_query (trans->srcpad, query))
return FALSE;
gst_query_add_allocation_meta (query,
GST_VIDEO_CROP_META_API_TYPE, nullptr);
return TRUE;
}
gst_query_parse_allocation (query, &caps, NULL);