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gstreamer: Handle NULL caps when parsing the allocation query

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With the next release this will be handled explicitly and setting no
caps will also be possible when creating allocation queries.

See https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1194

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-rs/-/merge_requests/1195>
This commit is contained in:
Sebastian Dröge 2023-01-19 16:10:31 +02:00
parent 24f8b74f21
commit ee2505388b
1 changed files with 10 additions and 1 deletions
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11
gstreamer/src/query.rs
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@ -1019,7 +1019,16 @@ impl Allocation {
ffi::gst_query_parse_allocation(self.as_mut_ptr(), &mut caps, need_pool.as_mut_ptr());
(
crate::CapsRef::from_ptr(caps),
if caps.is_null() {
#[link(name = "gstreamer-1.0")]
extern "C" {
pub static _gst_caps_any: *mut ffi::GstCaps;
}
crate::CapsRef::from_ptr(_gst_caps_any)
} else {
crate::CapsRef::from_ptr(caps)
},
from_glib(need_pool.assume_init()),
)
}